CN100577048C - Shoes - Google Patents
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- CN100577048C CN100577048C CN200710138670A CN200710138670A CN100577048C CN 100577048 C CN100577048 C CN 100577048C CN 200710138670 A CN200710138670 A CN 200710138670A CN 200710138670 A CN200710138670 A CN 200710138670A CN 100577048 C CN100577048 C CN 100577048C
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- inclined plane
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- middle end
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Abstract
The invention relates a middle sole with a low hardness part (20), a high hardness part (22) and a inclined face (24), wherein, the low hardness part (20) and the high hardness part (22) has bubbles and get EVA to be the substrate polymer, and the inclined face (24) inclines upward from a tiptoe side to a heel side and the inclined face (24) inclines upward from the inner side to the outer side. The upside of the inclined face (24) is the tiptoe side of the inclined face (24) whose inner side has the low hardness part (20), and the underside of the inclined face (24) is the heel side of the inclined face (24) whose outer side has the high hardness part (22). The thickness of the high hardness part (20) increases gradually along the inclined face (24) from the tiptoe side to the heel side. The thickness of the low hardness part (20) increases gradually along the inclined face (24) from the tiptoe side to the heel side.
Description
Technical field
The present invention relates to be applicable to the footwear of golf, tennis, squash, hockey, basketball, aerobic fitness gymnastics etc.
Background technology
Footwear are made of outer bottom, the middle end, the interior end, upper of a shoe etc.The middle end, be made of the forming polymer body that contains bubble.For using ethylene-vinyl acetate copolymer (EVA) as substrate polymer in the common middle end.The middle end helps to absorb to be impacted.A kind of good footwear of the middle end, impact absorbency and earth-grasping force have been disclosed in the flat 2-134003 communique real the opening of Japan Patent with sandwich construction.
The golfer aims at the line and the target direction almost parallel ground that connect left and right sides toe cap when impacting golf.During aiming, the bar head of golf clubs is positioned near the golf place.The golfer begins upper boom from this state, with the bar head to the right, rise to Back stroke again.The extreme higher position that the bar head has been waved is called vertex position.Begin to brandish downwards and the bar head is waved down from vertex position, the bar head impacts golf.After impacting, the golfer with golf clubs left, again to upper rod, thereby finish.
To end, the golfer is that axle carries out the health rotation with the left foot from vertex position.The golfer passes to golf with right pedal ground with this power simultaneously.That is, right-handed person's golfer is used as an axle pin with left foot, right crus of diaphragm is used as pedals pin.For the golfer of left-handed person, right crus of diaphragm is used as an axle pin, left foot is used as pedals pin.
The inventor has carried out detail analysis to the difference that swings between the golfer of high level and average level.The result has obtained following new discovery: high level players such as professional golfer are big with the degree that body weight acts on toe side.The inventor has found that the footwear that make body weight act on toe side easily can make to swing and has stablized so new technological thought.
In other sports, also can see the action that body weight is acted on the toe side of pin.For tennis and squash, when swinging the bat, body weight is acted on the toe side of pin.For hockey, when waving bat, body weight is acted on the toe side of pin.For basketball and aerobic fitness gymnastics, when carrying out left and right sides rotary movement, body weight is acted on the toe side of pin.Also need the footwear that are suitable for moving for these sports.
Summary of the invention
The object of the present invention is to provide a kind of load-carrying to act on the footwear of the toe side of pin easily.
Footwear of the present invention has the middle end and outer bottom.Should have soft portion, high rigidity portion and inclined plane in the middle end.There is soft portion in toe side on this inclined plane.There is high rigidity portion in heel side on this inclined plane.On the longest line segment that in described, can draw in the return pulley exterior feature, 25% the position of having moved the distance of this line segment from the tiptoe side to the heel side exists described soft portion, described high rigidity portion and described inclined plane, the thickness of described soft portion increases towards toe side from heel side gradually along described inclined plane, and the thickness of described high rigidity portion increases towards heel side from toe side gradually along described inclined plane.
There is soft portion in the inboard that is preferably in described inclined plane, has high rigidity portion in the outside on described inclined plane.
The thickness of best described soft portion inwards increases from the outside gradually along described inclined plane.The thickness of best described high rigidity portion increases towards the outside from the inboard gradually along described inclined plane.
Best described inclined plane tilts towards the lateral from the inboard, and is inclined upwardly towards heel side from toe side.
The hardness HL of best described soft portion and the ratio (HL/HH) of the hardness HH of high rigidity portion are more than 0.20 below 0.90.
Footwear of the present invention are when effect has body weight, and the upper surface at the middle end is inclined upwardly towards heel side from toe side easily.Tilt by this, the wearer makes body weight act on the toe side of pin easily.
Description of drawings
Fig. 1 is the side view in partial cross-section of the golf shoes of an expression example of the present invention.
Fig. 2 is the vertical view at the middle end of the golf shoes of presentation graphs 1.
Fig. 3 is the amplification view along the III-III line of Fig. 2.
Fig. 4 is the amplification view along the IV-IV line of Fig. 2.
Fig. 5 is the amplification view along the V-V line of Fig. 2.
Fig. 6 is the cutaway view of an example that is used for the end manufacture method of key diagram 2.
Fig. 7 is the cutaway view of other examples that is used for the end manufacture method of key diagram 2.
Fig. 8 is the cutaway view at the middle end of the golf shoes of expression other examples of the present invention.
Fig. 9 is other cutaway views at the middle end of Fig. 8.
Figure 10 is the another cutaway view at the middle end of Fig. 8.
Figure 11 is the cutaway view at the middle end of the golf shoes of expression another example of the present invention.
Figure 12 is other cutaway views at the middle end of Figure 11.
Figure 13 is the another cutaway view at the middle end of Figure 11.
Figure 14 is the vertical view at the middle end of the golf shoes of expression another example of the present invention.
Figure 15 is the vertical view at the middle end of the golf shoes of expression another example of the present invention.
Figure 16 is the vertical view at the middle end of the golf shoes of expression another example of the present invention.
Figure 17 is the cutaway view at the middle end of the golf shoes of expression comparative example.
Figure 18 is other cutaway views at the middle end of Figure 17.
Figure 19 is the another cutaway view at the middle end of Figure 17.
The specific embodiment
Below, suitably preferable example of the present invention is elaborated with reference to accompanying drawing.
Golf shoes 2 shown in Figure 1 has upper of a shoe 4 and bottom 6.The end 8, the middle end 10 and outer bottom 12 in bottom 6 comprises.The interior end 8, be layered at middle the end 10.The middle end 10, be layered on the outer bottom 12.The lower surface of outer bottom 12 has the many projections 14 outstanding towards the below.The material of upper of a shoe 4 and structure are identical with existing upper of a shoe.The material at the interior end 8 and structure are identical with the existing interior end.The material of outer bottom 12 and structure are identical with existing outer bottom.
Fig. 2 is the vertical view at the middle end 10 of the golf shoes 2 of presentation graphs 1.The upper surface at the end 10 during Fig. 2 represents.Be somebody's turn to do the sidewall 18 that the middle end 10 have substrate 16, be positioned at the outer rim of this substrate 16.Should be used for right crus of diaphragm in the middle end 10.The middle Bottom Shape that left foot is used be with shape shown in Figure 2 about the upset shape.
Fig. 3 is the amplification view along the III-III line of Fig. 2, and Fig. 4 is the amplification view along the IV-IV line of Fig. 2, and Fig. 5 is the amplification view along the V-V line of Fig. 2.In Fig. 3, the left side is inboard, and the right side is the outside.In Fig. 4, the left side is inboard and is toe side that the right side is the outside and is heel side.In Fig. 5, the left side is a toe side, and the right side is a heel side.IH-III line, IV-IV line and V-V line are by position P described later.
Should constitute by the forming polymer body that contains bubble at the middle end 10.The typical substrate polymer at the middle end 10 is EVA.The amount of the vinylacetate among the EVA is that 10 quality % are better above, is that 15 quality % are above better.The amount of the vinylacetate among the EVA is that 40 quality % are better following, is that 30 quality % are following better, is that 25 quality % are following best.As the substrate polymer at the middle end, preferably with EVA and polyolefin and usefulness.Polyolefin helps impact absorbency and bounce-back property.For this reason, polyolefin is better more than the 5 quality % with respect to the amount of substrate polymer total amount, is that 10 quality % are above better.Consider cost and caking property, polyolefinic amount is that 80 quality % are better following, is that 70 quality % are following better, is that 15 quality % are following best.As preferable polyolefin, but illustration ethylene-octene copolymer, ethylene-butene copolymer, polypropylene and polyethylene.
The middle end 10 both can have been contained independently, and bubble also can contain continuous air bubbles.Consider preferably separated foam of recovery of shape power and non-absorbency.Bubble utilizes the foaming of thermal decomposition type blowing agent to form usually.But as the thermal decomposition type blowing agent illustration azo-compound (for example azo dicarbonamide), nitroso compound (for example dinitrosopentamethylene tetramine) and the triazole compounds that use.In the expansion ratio (ratio of the density of the density when not having bubble when having bubble) at the end 10 be more than 2 times better, be better more than 3 times.Expansion ratio is better below 15 times better below 30 times, is best below 10 times.
Should have soft portion 20 and high rigidity portion 22 in the middle end 10.The hardness of the hardness ratio high rigidity portion 22 of soft portion 20 is little.The spring rate of soft portion 20 is littler than the spring rate of high rigidity portion 22.During the end 10, soft portion 20 is than high rigidity portion's 22 easy deformation in compressive load acts on.Soft portion 20 also can be made of the position more than 2 that hardness has nothing in common with each other.High rigidity portion 22 also can be made of the position more than 2 that hardness has nothing in common with each other.
Should also have inclined plane 24 in the middle end 10.Inclined plane 24 is the plane.Inclined plane 24 is borders of soft portion 20 and high rigidity portion 22.Inclined plane 24 forms the part on the border of soft portion 20 and high rigidity portion 22.Inclined plane 24 relative horizontal directions tilt.In this example, inclined plane 24 tilts towards the lateral from the inboard, is inclined upwardly towards heel side from toe side simultaneously.The upside on inclined plane 24 is that the inboard and the toe side on inclined plane 24 exists soft portion 20.24 downside is that the outside and the heel side on inclined plane 24 exists high rigidity portion 22 on the inclined plane.Also there is high rigidity portion 22 in inboard in soft portion 20.Below the high rigidity portion 26 that is positioned at soft portion 20 inboards is called " inboard high rigidity portion ", also have high rigidity portion 22 in the toe side of soft portion 20.Below the high rigidity portion 27 that is positioned at soft portion 20 toe side is called " toe side high rigidity portion ".
The thickness of soft portion 20 24 increases towards toe side from heel side gradually along the inclined plane.The thickness of high rigidity portion 22 24 increases towards heel side from toe side gradually along the inclined plane.
The thickness of soft portion 20 is the 24 inwards increases gradually from the outside along the inclined plane.The thickness of high rigidity portion 22 24 increases towards the outside from the inboard gradually along the inclined plane.
When the golfer puts on this golf shoes 2, golfer's body weight acts on bottom 6 o'clock, and end 10 is compressed in this.Because the thickness in toe side soft portion 20 is big, the compress variation of toe side is big.And the thickness of heel side high rigidity portion 22 is big, so the compress variation of heel side is little.Because the thickness in inboard soft portion 20 is big, so inboard compress variation is big.And the thickness of outside high rigidity portion 22 is big, so the compress variation in the outside is little.When acting in this end 10, body weight can produce the deflection distortion.The position of the upper surface 28 (with reference to Fig. 1) at the interior end 8 because of in the distortion displacement at the end 10.The upper surface 28 of toe side is bigger towards the displacement of below than the upper surface 28 of heel side towards the displacement of below.Inboard upper surface 28 is bigger towards the displacement of below than the upper surface 28 in the outside towards the displacement of below.The interior end 8, be inclined upwardly towards heel side from toe side, tilts towards the lateral from the inboard simultaneously.Golfer's pin also is inclined upwardly towards heel side from toe side, tilts towards the lateral from the inboard simultaneously.Golfer's body weight mainly acts on toe side and inboard.As mentioned above, the player of high level compares with the golfer of average level and has the tendency that body weight is acted on toe side.The golf shoes 2 that makes body weight act on toe side easily can make the golfer's of average level the swinging near the high level player that swing.It is stable that the golf shoes 2 that makes body weight act on toe side easily helps to swing.And the golfer utilizes the inboard of pedaling pin to pedal ground when swinging.When pin inwards tilted, the golfer passed to ground with power easily.Should be applicable to right-handed person golfer's right crus of diaphragm the middle end 10.This golf shoes 2 helps big bar head speed.Big bar head speed can produce big flying distance.
Even golfer's body weight acts on bottom 6, inboard high rigidity portion 26 does not have big distortion yet.This inboard high rigidity portion 26 not too absorbs the power that is passed to ground from pin.Can transmit big power earthward by this inboard high rigidity portion 26 from pin.Stable and the big bar head speed that this inboard high rigidity portion 26 helps to swing.
Even golfer's body weight acts on bottom 6, toe side high rigidity portion 27 does not have big distortion yet.This toe side high rigidity portion 27 not too absorbs the power that is passed to ground from pin.Can transmit big power earthward by this toe side high rigidity portion 27 from pin.Stable and the big bar head speed that this toe side high rigidity portion 27 helps to swing.
The middle end of upset, be applicable to right-handed person golfer's axle pin (being left foot) about being with shape among Fig. 2 to Fig. 5.By the end in this, golfer's axle pin is inclined upwardly towards heel side from toe side, and tilts towards the lateral from the inboard.The golfer utilizes a pin to support body weight easily.Should in end stable and big flying distance that also help to swing.
Among the present invention, effect has the state of body weight to be meant that body weight is that 60 kilograms wearer makes body weight act on the state of left and right sides pin equably.
Left foot with and the middle end used of right crus of diaphragm preferably can realize in the deflection distortion at the end.The also only realization of any one party in the middle end that left foot is used and right crus of diaphragm is used of the deflection distortion at the middle end.
Should in end 10, the thickness of soft portion 20 and high rigidity portion 22 24 gradually changes along the inclined plane.Therefore, the compress variation at the middle end 10 24 variations continuously along the inclined plane.The compress variation at the middle end 10 changes towards heel side continuously from toe side.The compress variation at the middle end 10 changes toward the outer side continuously from the inboard.Compress variation does not have rapid variation.It is stable that continuous variation helps to swing.Stable swinging can be suppressed the deviation of flying distance.Stable swinging can also be suppressed the deviation of golf ball flight direction.The end 10, can not produce sticky feeling in the compress variation continually varying when walking.And the angle of inclination on inclined plane both can necessarily also can change midway.The thickness of soft portion 20 and high rigidity portion 22 also can change interimly.At this moment, also can adopt step-like face to replace inclined plane 24.
By soft portion 20 being adopted the expansion ratio bigger, thereby realize different hardness than high rigidity portion 22.By soft portion 20 being used the substrate polymer different, can realize different hardness with high rigidity portion 22.By soft portion 20 being added the amount of the additive different, can realize different hardness with high rigidity portion 22.By soft portion 20 being cooperated the additive different, can realize different hardness with high rigidity portion 22.
From Fig. 2 as seen, the plan view shape of soft portion 20 is actually ellipticity.Compress variation with middle end 10 of ellipticity soft portion 20 does not have rapid variation on fore-and-aft direction.It is stable that ellipticity soft portion 20 helps to swing.Plan view shape be oval soft portion also help to swing stable.
The double dot dash line of representing with symbol A among Fig. 2 is the length line at the middle end 10.Length line A is the longest line segment that can draw in the profile of the middle ends 10.Length line A from tiptoe side 30 to heel side 32.In Fig. 2, the length of length line A is represented with symbol L.The double dot dash line of representing with symbol B among Fig. 2 is wide line B.Wide line B and length line A quadrature.Distance from tiptoe side 30 to this wide line B is (L/4).This wide line B is by soft portion 20.
In Fig. 2, the position of representing with symbol P is 25% the position of having moved the distance of this length line on length line A from the tiptoe side to the heel side.Position P is the point at a place.Position P is the point on the length line A.Position P is the intersection point of length line A and wide line B.In this position existing soft of P portion 20 high rigidity portion 22 and inclined plane 24 are arranged also.
The position of active force is near the big toe when swinging.By having soft portion 20, high rigidity portion 22 and inclined plane 24 at above-mentioned position P, the golfer passes power earthward easily.Length L is generally 150mm to 320mm.
Consider that the golfer passes to ground with power easily, inclined plane 24 is better more than the 5mm along the distance of length line A, for better more than the 20mm, for best more than the 50mm.From effect, this distance does not have the restriction of the upper limit, but is generally below the 200mm, is preferably in below the 105mm.
Inclined plane 24 is boundary faces of the upper surface of the lower surface of soft portion 20 and high rigidity portion 22.The lower surface of soft portion 20 is consistent with inclined plane 24.The upper surface of high rigidity portion 22 is consistent with inclined plane 24.The lower surface of soft portion 20 is all consistent with inclined plane 24.The upper surface of high rigidity portion 22 is all consistent with inclined plane 24.
In Fig. 3, what represent with two arrow Wa is the left and right directions width on inclined plane 24.Width W a is by along measuring on the cross section of wide line B.Width W a is preferably below the above 100mm of 5mm.By width W a is set at more than the 5mm, can suppress the rapid variation of compress variation.For such viewpoint, width W a is that 20mm is above better, for best more than the 30mm.Be set at golf shoes 2 below the 100mm for width W a, the golfer passes power earthward easily.For such viewpoint, width W a is better below the 80mm, for best below the 70mm.The width W of the middle end 10 along wide line B is generally below the above 120mm of 80mm.
In Fig. 3, what represent with two arrow Wb is that upper surface is the width at smooth position in the inboard high rigidity portion 26.Width W b is by measuring along wide line B.Width W b is preferably below the above 25mm of 3mm.By width W b is set at more than the 3mm, can transmit enough power earthward from pin.For such viewpoint, width W b is that 5mm is better above, for better more than the 7mm, for best more than the 10mm.By width W b is set at below the 25mm, pin is fully tilted.For such viewpoint, width W b is that 22mm is following better, for best below the 18mm.
In Fig. 3, what represent with two arrow Wc is the width of inboard high rigidity portion 26.Width W c is by measuring along wide line B.Width W c is preferably below the above 35mm of 13mm.By width W c is set at more than the 13mm, can transmit enough power earthward from pin.For such viewpoint, width W c is that 15mm is better above, for better more than the 17mm, for best more than the 20mm.By width W c is set at below the 35mm, pin is fully tilted.For such viewpoint, width W c is that 32mm is better following, for best below the 28mm.
In Fig. 3, what represent with two arrow Wd is the distance of the outboard end and the outboard end at the middle end of soft portion 20.Distance W d is more than the 13mm, for better more than the 15mm, for better more than the 17mm, for best more than the 20mm.Distance W d is below the 35mm, for better below the 32mm, for best below the 28mm.
In Fig. 5, what represent with two arrow W1 is vertical width on inclined plane 24.Width W 1 is by along measuring on the cross section of length line A.Width W 1 is preferably below the above 150mm of 10mm.By width W 1 is set at more than the 10mm, can suppress the rapid variation of compress variation.For such viewpoint, width W 1 is that 50mm is above better, for best more than the 80mm.For the golf shoes 2 that width W 1 is set at below the 150mm, the golfer passes power earthward easily.For such viewpoint, width W 1 is that 130mm is following better, for best below the 120mm.
In Fig. 5, what represent with two arrow W2 is that upper surface is the width at smooth position in the toe side high rigidity portion 27.Width W 2 is by measuring along length line A.Width W 2 is preferably below the above 25mm of 3mm.By width W 2 is set at more than the 3mm, can transmit enough power earthward from pin.For such viewpoint, width W 2 is that 5mm is better above, for better more than the 7mm, for best more than the 10mm.By width W 2 is set at below the 25mm, pin is fully tilted.For such viewpoint, width W 2 is that 22mm is following better, for best below the 18mm.
In Fig. 5, what represent with two arrow W3 is the width of toe side high rigidity portion 27.Width W 3 is by measuring along length line A.Width W 3 is preferably below the above 35mm of 13mm.By width W 3 is set at more than the 13mm, can transmit enough power earthward from pin.For such viewpoint, width W 3 is that 15mm is better above, for better more than the 17mm, for best more than the 20mm.By width W 3 is set at below the 35mm, pin is fully tilted.For such viewpoint, width W 3 is that 32mm is following better, for best below the 28mm.
In Fig. 3, what represent with two arrow T is the thickness at the middle end 10.Thickness T is by measuring along wide line B.Thickness T is the maximum ga(u)ge at the position except sidewall 18.Thickness T is more than the 2mm, to be preferably more than the 5mm.Thickness T is that 25mm is better following, for better below the 20mm, for best below the 15mm.What represent with two arrow t in Fig. 4 is the maximum ga(u)ge of soft portion 20.The upper surface at the end 8 fully tilts in considering, thickness t is more than 30% with respect to the ratio of thickness T, is better more than 40%, is better more than 50%, is best more than 80%.In this example, soft portion 20 34 does not expose from the bottom surface.
When in the bottom surface 34 when having the boundary line of soft portion 20 and high rigidity portion 22, this boundary line becomes the reason of cracking equivalent damage sometimes.The durability at the end 10 in considering, 34 preferably do not have the boundary line in the bottom surface.In other words, soft portion 20 preferably 34 does not expose in the bottom surface.Consider durability, thickness t is better less than 100% with respect to the ratio of thickness T, is better below 98%, is best below 95%.
In Fig. 3, what represent with two arrow theta 1 is inclined plane 24 angle with respect to horizontal direction on left and right directions.Angle θ 1 is by along measuring on the cross section of wide line B.Angle θ 1 be preferably 3 degree (°) below above 60 degree.For angle θ 1 being set at the above golf shoes 2 of 3 degree, the golfer passes power earthward easily.For such viewpoint, angle θ 1 is that 5 degree are above better, is that 7 degree are above best.By angle θ 1 being set at below 60 degree, can suppress the rapid variation of compress variation.For such viewpoint, angle θ 1 is that 50 degree are better following, and 40 degree are following better, is that 20 degree are following best.
In Fig. 5, what represent with two arrow theta 2 is inclined plane 24 vertically with respect to the angle of horizontal direction.Angle θ 2 is by along measuring on the cross section of length line A.Angle θ 2 be preferably 3 degree (°) below above 60 degree.For angle θ 2 being set at the above golf shoes 2 of 3 degree, the golfer passes power earthward easily.For such viewpoint, angle θ 2 is that 5 degree are above better, is that 7 degree are above best.By angle θ 2 being set at below 60 degree, can suppress the rapid variation of compress variation.For such viewpoint, angle θ 2 is that 50 degree are better following, is that 40 degree are following better, is that 20 degree are following best.
The ratio (HL/HH) of the hardness HL of soft portion 20 and the hardness HH of high rigidity portion 22 is preferably more than 0.20 below 0.90.By ratio (HL/HH) is set at more than 0.20, can suppress the rapid variation of compress variation.For this reason, ratio (HL/HH) is better more than 0.30, is best more than 0.40.By ratio (HL/HH) is set at below 0.90, pin tilts easily.For this reason, ratio (HL/HH) is better below 0.85, is best below 0.80.The hardness HL of soft portion 20 is preferably more than 20 below 70.The hardness HH of high rigidity portion 22 is preferably more than 40 below 85.Hardness utilizes A Si card C (ASKER-C) the type hardness tester instrumentation amount of macromolecule gauge Co., Ltd. to obtain according to Japan rubber association criterion specification.
In Fig. 3, what represent with two arrow Ta1 is thickness along the soft portion 20 at the medial extremity place on the cross section of wide line B.In the example of Fig. 3, thickness T a1 equals along the maximum ga(u)ge of the soft portion 20 on the cross section of wide line B.In Fig. 3, what represent with two arrow Ta2 is thickness along the soft portion 20 at the P place, position on the cross section of wide line B.In Fig. 3, what represent with two arrow Ta3 is thickness along the soft portion 20 at the outboard end place on the cross section of wide line B.In the example of Fig. 3, thickness T a3 equals along the minimum thickness of the soft portion 20 on the cross section of wide line B.
In Fig. 4, what represent with two arrow Tb1 is thickness along the soft portion 20 at the medial extremity place on the cross section of IV-IV line.In the example of Fig. 4, thickness T b1 equals the maximum ga(u)ge of soft portion 20.In Fig. 4, what represent with two arrow Tb2 is thickness along the soft portion 20 at the P place, position on the cross section of IV-IV line.In Fig. 4, what represent with two arrow Tb3 is thickness along the soft portion 20 at the outboard end place on the cross section of IV-IV line.In the example of Fig. 4, thickness T b3 equals along the minimum thickness of the soft portion 20 on the cross section of IV-IV line.In the example of Fig. 4, thickness T b3 is 0.
In Fig. 5, what represent with two arrow Tc1 is thickness along the soft portion 20 at the tiptoe side place on the cross section of length line A.In the example of Fig. 5, thickness T c1 equals along the maximum ga(u)ge of the soft portion 20 on the cross section of length line A.In Fig. 5, what represent with two arrow Tc2 is thickness along the soft portion 20 at the P place, position on the cross section of length line A.In Fig. 5, what represent with two arrow Tc3 is thickness along the soft portion 20 at the outboard end place on the cross section of length line A.Thickness T c3 equals along the minimum thickness of the soft portion 20 on the cross section of length line A.Thickness T a2, thickness T b2, thickness T c2 equate.That is Ta2=Tb2=Tc2.
Consider to make body weight act on toe side easily that poor (Tc1-Tc2) of thickness T c1 and thickness T c2 is that 1mm is better above, for better more than the 2mm.Consider the restriction on the ends 10 size, difference (Tc1-Tc2) is preferably below the 5mm.Consider to make body weight act on toe side easily, poor (Tc2-Tc3) of thickness T c2 and thickness T c3 is that 0mm is better above, and be for better greater than 0mm, for better more than the 1mm, best more than 2mm.Consider the restriction on the ends 10 size, difference (Tc2-Tc3) is preferably below the 5mm.
Consider to make body weight act on the inboard easily that poor (Ta1-Ta2) of thickness T a1 and thickness T a2 is that 1mm is better above, for best more than the 2mm.Consider the restriction on the ends 10 size, difference (Ta1-Ta2) is preferably below the 5mm.Consider to make body weight act on the inboard easily, poor (Ta2-Ta3) of thickness T a2 and thickness T a3 is that 0mm is better above, and be for better greater than 0mm, for better more than the 1mm, best more than 2mm.Consider the restriction on the ends 10 size, difference (Ta2-Ta3) is preferably below the 5mm.
Fig. 6 is the cutaway view of an example of manufacture method that is used for the end 10 of key diagram 2.Fig. 6 is the cutaway view along wide line B.In this manufacture method, at first prepare the 1st part the 36, the 2nd part 38 and the 3rd part 40.The 1st part the 36, the 2nd part 38 and the 3rd part 40 are made of the forming polymer body that contains bubble.Hardness ratio the 2nd part 38 of the 1st part 36 and the hardness of the 3rd part 40 are little.The profile at the end 10 during the profile of the 3rd part 40 is similar.The 3rd part 40 has the hole 42 that forms by punching.
In this manufacture method, the 1st part 36 and the 2nd part 38 are fitted.The boundary oblique of the 1st part 36 and the 2nd part 38.Then, the 1st part 36 and the 2nd part 38 are inserted in the hole 42 of the 3rd part 40.Then, the 1st part the 36, the 2nd part 38 and the 3rd part 40 are put into metal die, at high temperature compression.Each part 36,38,40 is bonded with each other.In this manufacture method, the 1st part 36 forms soft portion's 20, the 2 parts 38 and the 3rd part 40 forms high rigidity portion 22.Also can be compressed, and after the 3rd part 40 is compressed, the 1st part 36 and the 2nd part 38 be inserted in the 3rd part 40 at the 1st part 36 and the 2nd part 38.
Fig. 7 is the cutaway view of other examples of manufacture method that is used for the end 10 of key diagram 2.In this manufacture method, at first prepare the 1st part 44 and the 2nd part 46.The 1st part 44 and the 2nd part 46 are made of the forming polymer body that contains bubble.The 1st part 44 and the 2nd part 46 have been compressed.The hardness of hardness ratio the 2nd part 46 of the 1st part 44 is little.The profile at the end 10 during the profile of the 2nd part 46 is similar.The 2nd part 46 has depressed part 48.The upper surface 50 of depressed part 48 tilts.
In this manufacture method, the 1st part 44 inserts in the depressed part 48 of the 2nd part 46, and both fit.The boundary oblique of the 1st part 44 and the 2nd part 46.In this manufacture method, the 1st part 44 forms soft portion 20, the 2 parts 46 and forms high rigidity portion 22.
Also can be by the inclination that soft portion and high rigidity portion realize pin is set on outer bottom 12.The density of projection 14 that also can be by making toe side realizes the inclination of pin less than the density of the projection 14 of heel side.Also can realize the inclination of pin by the density that makes inboard projection 14 less than the density of the projection 14 in the outside.
Fig. 8 to Figure 10 is the cutaway view at the middle end 50 of the golf shoes of expression other examples of the present invention.Should in the plan view shape at plan view shape and the middle end 10 shown in Figure 2 at the end 50 identical.Fig. 8 represents along the cross section of wide line B.In this Fig. 8, the left side is inboard, and the right side is the outside.Fig. 9 be along with the cross section of the line of the IV-IV line same position of Fig. 2.In Fig. 9, the left side is toe side and inboard, and the right side is the heel side and the outside.Figure 10 represents along the cross section of length line A.In this Figure 10, the left side is a toe side, and the right side is a heel side.
Should have soft portion 54, high rigidity portion 56, inclined plane 58 and tabular surface 60 in the middle end 50.Tabular surface 60 is continuous with inclined plane 58.The tabular surface 60 therefrom bottom surface at the end 50 exposes.58 upside is that the toe side and the inboard on inclined plane 58 exists soft portion 54 on the inclined plane.58 downside is that the heel side and the outside on inclined plane 58 exists high rigidity portion 56 on the inclined plane.
Should also can tilt with the different pin that make of the compress variation of high rigidity portion 56 at the middle end 50 because of the compress variation of soft portion 54.Tilt by this, the golfer can pass enough power earthward.Also 58 variations continuously of the compress variation at the end 50 in being somebody's turn to do along the inclined plane.Compress variation changes towards heel side continuously from toe side.Compress variation changes toward the outer side continuously from the inboard.It is stable that continuous variation helps to swing.
Figure 11 to Figure 13 is the cutaway view at the middle end 62 of the golf shoes of expression another example of the present invention.Should in the plan view shape at plan view shape and the middle end 10 shown in Figure 2 at the end 62 identical.Figure 11 represents along the cross section of wide line B.In this Figure 11, the left side is inboard, and the right side is the outside.Figure 12 be along with the cross section of the line of the IV-IV line same position of Fig. 2.In Figure 12, the left side is toe side and inboard, and the right side is the heel side and the outside.Figure 13 represents along the cross section of length line A.In this Figure 13, the left side is a toe side, and the right side is a heel side.
Should have soft portion 64, high rigidity portion 66, inclined plane the 68, the 1st tabular surface 70 and the 2nd tabular surface 72 in the middle end 62.The 1st tabular surface 70 and the 2nd tabular surface 72 are continuous with inclined plane 68.68 upside is that the toe side and the inboard on inclined plane 68 exists soft portion 64 on the inclined plane.68 downside is that the heel side and the outside on inclined plane 68 exists high rigidity portion 66 on the inclined plane.There is high rigidity portion 66 in downside at the 1st tabular surface 70.There is high rigidity portion 66 in downside at the 2nd tabular surface 72.
Should also can tilt with the different pin that make of the compress variation of high rigidity portion 66 at the middle end 62 because of the compress variation of soft portion 64.Tilt by this, the golfer can pass enough power earthward.Also 68 variations continuously of the compress variation at the end 62 in being somebody's turn to do along the inclined plane.Compress variation changes towards heel side continuously from toe side.Compress variation changes toward the outer side continuously from the inboard.It is stable that continuous variation helps to swing.
Figure 14 is the vertical view at the middle end 74 of the golf shoes of expression another example of the present invention.Length line A and wide line B in this Figure 14, have been represented.Be somebody's turn to do the sidewall 78 that the middle end 74 have substrate 76, be positioned at the outer rim of this substrate 76.Should be used for right crus of diaphragm in the middle end 74.The middle end that left foot is used be with shape shown in Figure 14 about the shape of overturning.
Should in the cross sectional shape along the cross sectional shape of wide line B and the middle end 10 shown in Figure 3 at the end 74 identical.The cross sectional shape at the cross sectional shape of the line that this edge, middle ends 74 is suitable with the IV-IV line of Fig. 2 and the middle end 10 shown in Figure 4 is identical.Should in the cross sectional shape at end 74 along the cross sectional shape of length line A and the middle end 10 shown in Figure 5 identical.Should have soft portion 80 and high rigidity portion 82 in the middle end 74.The inclined plane is contained on the border of soft portion 80 and high rigidity portion 82.Should also can tilt with the different pin that make of the compress variation of high rigidity portion 82 at the middle end 74 because of the compress variation of soft portion 80.Tilt by this, the golfer can pass enough power earthward.The compress variation at the end 74 also changes continuously along the inclined plane in being somebody's turn to do.Compress variation changes towards heel side continuously from toe side.And compress variation changes toward the outer side continuously from the inboard.It is stable that continuous variation helps to swing.The toe side high rigidity portion 84 at the end 74 also not too absorbs from pin biography power earthward in being somebody's turn to do.Should in the inboard high rigidity portion 86 at the end 74 also not too absorb from pin and pass earthward power.
From Figure 14 as seen, the plan view shape of soft portion 80 is an octagonal.The middle end 74 with octagonal soft portion 80, can suppress the rapid variation of compress variation on the fore-and-aft direction.It is stable that octagonal soft portion 80 helps to swing.Plan view shape be hexagon, hexagon, nonagon, decagonal soft portion also help to swing stable.
Figure 15 is the vertical view at the middle end 88 of the golf shoes of expression another example of the present invention.Length line A and wide line B in this Figure 15, have been represented.Be somebody's turn to do the sidewall 91 that the middle end 88 have substrate 89, be positioned at the outer rim of this substrate 89.Should be used for right crus of diaphragm in the middle end 88.The middle end that left foot is used be with shape shown in Figure 15 about the shape of overturning.
Should in the cross sectional shape along the cross sectional shape of wide line B and the middle end 10 shown in Figure 3 at the end 88 identical.The cross sectional shape at the cross sectional shape of the line that this edge, middle ends 88 is suitable with the IV-IV line of Fig. 2 and the middle end 10 shown in Figure 4 is identical.Should in the cross sectional shape at end 88 along the cross sectional shape of length line A and the middle end 10 shown in Figure 5 identical.Should have soft portion 90 and high rigidity portion 92 in the middle end 88.The inclined plane is contained on the border of soft portion 90 and high rigidity portion 92.The plan view shape of soft portion 90 is semiellipse roughly.Should also can tilt with the different pin that make of the compress variation of high rigidity portion 92 at the middle end 88 because of the compress variation of soft portion 90.Tilt by this, the golfer can pass enough power earthward.The compress variation at the end 88 also changes continuously along the inclined plane in being somebody's turn to do.Compress variation changes towards heel side continuously from toe side.And compress variation changes toward the outer side continuously from the inboard.It is stable that continuous variation helps to swing.The toe side high rigidity portion 94 at the end 88 also not too absorbs from pin biography power earthward in being somebody's turn to do.Should in the inboard high rigidity portion 96 at the end 88 also not too absorb from pin and pass earthward power.
Figure 16 is the vertical view at the middle end 98 of the golf shoes of expression another example of the present invention.Length line A and wide line B in this Figure 16, have been represented.Be somebody's turn to do the sidewall 102 that the middle end 98 have substrate 100, be positioned at the outer rim of this substrate 100.Should be used for right crus of diaphragm in the middle end 98.The middle end that left foot is used be with shape shown in Figure 16 about the shape of overturning.
Should in the cross sectional shape along the cross sectional shape of wide line B and the middle end 10 shown in Figure 3 at the end 98 identical.The cross sectional shape at the cross sectional shape of the line that this edge, middle ends 98 is suitable with the IV-IV line of Fig. 2 and the middle end 10 shown in Figure 4 is identical.Should in the cross sectional shape at end 98 along the cross sectional shape of length line A and the middle end 10 shown in Figure 5 identical.Should have soft portion 104 and high rigidity portion 106 in the middle end 98.The inclined plane is contained on the border of soft portion 104 and high rigidity portion 106.The plan view shape of soft portion 104 is a rectangle.Should also can tilt with the different pin that make of the compress variation of high rigidity portion 106 at the middle end 98 because of the compress variation of soft portion 104.Tilt by this, the golfer can pass enough power earthward.The compress variation at the end 98 also changes continuously along the inclined plane in being somebody's turn to do.Compress variation changes towards heel side continuously from toe side.And compress variation changes toward the outer side continuously from the inboard.It is stable that continuous variation helps to swing.The toe side high rigidity portion 108 at the end 98 also not too absorbs from pin biography power earthward in being somebody's turn to do.Should in the inboard high rigidity portion 110 at the end 98 also not too absorb from pin and pass earthward power.
Embodiment
Can understand effect of the present invention by the following examples, but should not explain the present invention limitedly according to the record of this embodiment.
(embodiment 1)
Made and had plan view shape shown in Figure 2, and had at the middle end of Fig. 3, Fig. 4 and cross sectional shape shown in Figure 5.Should be at middle the end, length L is 280mm, and width W is 100mm, and thickness T is 6mm, and width W a is 60mm, and width W 1 (with reference to Fig. 5) is 90mm, and width W 4 (with reference to Fig. 2) is 25mm, and width W 5 (with reference to Fig. 2) is 45mm.Should have soft portion and high rigidity portion in the middle end.The inclined plane is contained on the border of soft portion and high rigidity portion.Width along the inclined plane of wide line B is 60mm.The hardness HH of high rigidity portion is 60.The hardness HL of soft portion is 40.Thickness T a1, thickness T a2, thickness T a3, thickness T b1, thickness T b2, thickness T b3, thickness T c1, thickness T c2 and thickness T c3 are shown in following table 1.High rigidity portion comprises toe side high rigidity portion.Width W 4 along the toe side high rigidity portion of length line A is 25mm.Outer bottom, the interior end and upper of a shoe were installed in this on end, had obtained the golf shoes of embodiment 1.
(embodiment 2)
The cancellation inclined plane is in the inclination of left and right directions, and the incline direction that only makes the inclined plane is a fore-and-aft direction, and the size of each several part is as shown in table 1, and other are identical with embodiment 1, have obtained the golf shoes of embodiment 2 thus.
(comparative example)
The inclined plane is changed to horizontal plane, and the size of each several part is as shown in table 1, and other are identical with embodiment 1, has obtained the golf shoes of comparative example thus.Figure 17 is the cutaway view of the middle end of comparative example along wide line B.Figure 18 is the cutaway view of the middle end of comparative example along the line suitable with the IV-IV line of Fig. 2.Figure 19 is the cutaway view of the middle end of comparative example along length line A.The middle end 112 of comparative example, have soft portion 114, high rigidity portion 116 and horizontal plane 118.The thickness of soft portion 114 is certain.
(impacting test)
The golfer puts on golf shoes, utilizes the service bar to impact golf 10 times.Bar head speed, flying distance, flying distance deviation, striking surface angular deviation and direction of stroke deviation are measured.The result is as shown in table 1 below.In this table 1, bar head speed and flying distance are mean value.
The specification of table 1 embodiment and comparative example and evaluation result
| Unit | Embodiment 1 | Embodiment 2 | Comparative example | ||
| The incline direction on inclined plane | Fore-and-aft direction and left and right directions | Fore-and-aft direction only | There is not the inclined plane | ||
| Ta1 | mm | 5 | 3 | 3 | |
| | mm | 3 | 3 | 3 | |
| Ta3 | mm | 1 | 3 | 3 | |
| Ta1-Ta2 | mm | 2 | 0 | 0 | |
| Ta2-Ta3 | mm | 2 | 0 | 0 | |
| Tb1 | mm | 6 | 4 | 3 | |
| | mm | 3 | 3 | 3 | |
| Tb3 | mm | 0 | 2 | 3 | |
| Tb1- | mm | 3 | 1 | 0 | |
| Tb2- | mm | 3 | 1 | 0 | |
| Tc1 | mm | 5 | 5 | 3 | |
| | mm | 3 | 3 | 3 | |
| Tc3 | mm | 1 | 1 | 3 | |
| Tc1-Tc2 | mm | 2 | 2 | 0 | |
| Tc2-Tc3 | mm | 2 | 2 | 0 | |
| The hardness HL of soft portion | |
40 | 40 | 40 | |
| The hardness HH of high rigidity portion | |
60 | 60 | 60 | |
| Bar head speed | m/s | 41.4 | 40.5 | 40.1 | |
| Flying distance | m | 213 | 206 | 200 | |
| The flying | m | 16 | 24 | 28 | |
| The striking surface angular deviation | Degree (°) | 2 | 4 | 6 | |
| The direction of stroke deviation | m | 19 | 31 | 38 |
As seen from Table 1, the golf shoes by embodiment can obtain big bar head speed and big flying distance.And the golf shoes of embodiment helps the stable of flying distance and direction of stroke.Can be clear that superiority of the present invention from this evaluation result.
The footwear that pin is tilted also can be applicable to the various sports beyond the golf.Above explanation only is an example, can carry out various changes in the scope that does not depart from essence of the present invention.
Claims (5)
1. footwear is characterized in that, have the middle end and outer bottom,
Should have soft portion, high rigidity portion and inclined plane in the middle end,
There is soft portion in toe side on this inclined plane, and there is high rigidity portion in the heel side on this inclined plane,
On the longest line segment that in described, can draw in the return pulley exterior feature, there are described soft portion, described high rigidity portion and described inclined plane to 25% the position that the heel side has moved this line segment distance from the tiptoe side,
The thickness of described soft portion increases towards toe side from heel side gradually along described inclined plane, and the thickness of described high rigidity portion increases towards heel side from toe side gradually along described inclined plane.
2. footwear as claimed in claim 1 is characterized in that, have soft portion in the inboard on described inclined plane, have high rigidity portion in the outside on described inclined plane.
3. footwear as claimed in claim 1 is characterized in that, the thickness of described soft portion inwards increases from the outside gradually along described inclined plane, and the thickness of described high rigidity portion increases towards the outside from the inboard gradually along described inclined plane.
4. footwear as claimed in claim 1 is characterized in that described inclined plane tilts towards the lateral from the inboard, and is inclined upwardly towards heel side from toe side.
5. footwear as claimed in claim 1 is characterized in that, the hardness HL of described soft portion and the ratio (HL/HH) of the hardness HH of high rigidity portion are more than 0.20 below 0.90.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006318617 | 2006-11-27 | ||
| JP2006318617A JP4261574B2 (en) | 2006-11-27 | 2006-11-27 | shoes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101190048A CN101190048A (en) | 2008-06-04 |
| CN100577048C true CN100577048C (en) | 2010-01-06 |
Family
ID=39485361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710138670A Expired - Fee Related CN100577048C (en) | 2006-11-27 | 2007-07-18 | Shoes |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4261574B2 (en) |
| CN (1) | CN100577048C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2013293073B2 (en) * | 2013-03-15 | 2015-06-18 | Asics Corporation | Mid sole having layered structure |
| JP6341884B2 (en) * | 2015-06-10 | 2018-06-13 | 株式会社ライテク | Shed and retaining wall |
| JP5976915B2 (en) * | 2015-11-26 | 2016-08-24 | 株式会社アシックス | Midsole with laminated structure |
| JP7168452B2 (en) * | 2016-02-19 | 2022-11-09 | プーマ エス イー | Method for manufacturing shoes, especially athletic shoes |
| KR102604778B1 (en) * | 2021-07-09 | 2023-11-21 | 박진혜 | A golf shoes insole |
-
2006
- 2006-11-27 JP JP2006318617A patent/JP4261574B2/en not_active Expired - Fee Related
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2007
- 2007-07-18 CN CN200710138670A patent/CN100577048C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP4261574B2 (en) | 2009-04-30 |
| CN101190048A (en) | 2008-06-04 |
| JP2008132008A (en) | 2008-06-12 |
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