CN100409122C - Timer protecting assembly for portable instrument and meter with opening closing cover - Google Patents

Timer protecting assembly for portable instrument and meter with opening closing cover Download PDF

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Publication number
CN100409122C
CN100409122C CNB031567460A CN03156746A CN100409122C CN 100409122 C CN100409122 C CN 100409122C CN B031567460 A CNB031567460 A CN B031567460A CN 03156746 A CN03156746 A CN 03156746A CN 100409122 C CN100409122 C CN 100409122C
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CN
China
Prior art keywords
spring
lid
installation portion
protecgulum
pivot
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Expired - Fee Related
Application number
CNB031567460A
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Chinese (zh)
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CN1487380A (en
Inventor
平沼春树
大森伸一
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Seiko Instruments Inc
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Seiko Instruments Inc
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Publication date
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Publication of CN1487380A publication Critical patent/CN1487380A/en
Application granted granted Critical
Publication of CN100409122C publication Critical patent/CN100409122C/en
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Expired - Fee Related legal-status Critical Current

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    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B37/00Cases
    • G04B37/0008Cases for pocket watches and wrist watches
    • G04B37/0041Cases for pocket watches and wrist watches the cover or the bottom can slide or turn with a spring action
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B37/00Cases
    • G04B37/0008Cases for pocket watches and wrist watches
    • G04B37/0025Cases for pocket watches and wrist watches with cover or bottom with a spring (savonette) bench watches opening or closing with spring action G04B37/0463

Abstract

Provided is a watch with opening/closing lid, whose external appearance can be improved, in which clothes and the like are not caught by an end portion of a spring biasing the opening/closing lid, and in which a biasing function for the opening/closing lid by the spring can be maintained. A premise is a watch in which a front lid is attached to a case band of a timepiece armor main portion through a pivot axle so as to be openable/closable, and this front lid is biased in its closing direction by a spring. The front lid is provided with an axle fitting portion rotatably fitting to the pivot axle. A spring accommodating hole facing the axle fitting portion is provided in a position biased by a deviation dimension (D) from an axle center (C) of the pivot axle of the case band. A coil spring is used for the spring. It is characterized in that this spring is accommodated in the spring accommodating hole under its compressed state, and a spring force of the spring is given to the axle fitting portion, thereby biasing the front lid in its closing direction.

Description

The portable instrument of band ON/OFF lid and the time meter of table are protected assembly
Technical field
But the present invention relates to the portable instrument of ON/OFF lid wrist-watch or pocket-watch, but sea of the present invention relates to the time meter protection assembly of the table of the protecgulum that has switch as the protecgulum that has switch.
Background technology
Shown in Fig. 7 A, 7B, in portable instrument such as pocket-watch, but exist a kind of table that the protecgulum of switch is arranged.In Fig. 7 A, 7B, the protecgulum 3 when meter protection module body 2 and a pivot are connected to this when protecting assembly by by the time meter of symbol 1 expression on the meter protection module body 2 constitutes.This time meter protection module body 2 has a frame shape watchcase fringing 4, to install to watchcase fringing 4 lip-deep glass friskets 5 and a case rear cover 6 that installs on watchcase fringing 4 back sides.Protecgulum 3 is received on the watchcase fringing 4 by a pivot 7, so that open or close glass frisket 5.
At length shown in Fig. 7 B, protecgulum 3 is equipped with two short cylindrical oblique crank Z installation portions 8 outstanding from the neighboring, and watchcase fringing 4 is equipped with a short cylindrical shape pivot suspension projection 9.This pivot suspension projection 9 is arranged between these two axle installation portions 8, and the two ends of passing the pivot 7 of pivot suspension projection 9 are inserted into respectively in this installation portion 8.Therefore, protecgulum 3 can turn to the not open position of cover glass frisket 5 and the off-position of a cover glass frisket 5 around the axis of pivot 7.
The torsionspring 10 that twines pivot 7 is placed in respectively between pivot suspension projection 9 and the axle installation portion 8.Make torsionspring 10 forward the winding state to, and shown in Fig. 7 A, an end 10a props up the neighboring of protecgulum 3, and another end 10b prop up the surface of watchcase fringing 4 and is bearing in the there from free state.According to this structure, because the spring force of torsionspring 10 is endowed protecgulum 3 by an end 10a, protecgulum 3 is pressed towards closing direction all the time.Therefore, can keep protecgulum 3 and can not open unintentionally.As for this pocket-watch, the user overcomes torsionspring 10 elastic force ground and pushes down and open protecgulum 3 and can see dial plate etc. thus with finger.
In addition, in traditional portable instrument with cover, be provided with two and be projected into the outer articulated section of watchcase and in the articulated section, form two sections through holes.After in the two sections through holes in articulated section that a pin loosely so installed to a side, be that it is arranged in the watchcase main body highlightedly, and formerly be retained in be arranged at cover in the Connection Block through hole in an elastic body such as after urethane resin passed this pin, one slotted pipe is being installed under such state on the pin point, promptly should sell the inside of point in the face of the thicker part branch of two sections through holes of the articulated section of opposite side.Like this, lid is linked on the watchcase main body (as referring to Japanese documentation 1, JP-A-7-248 387 communiques, 2-3 page or leaf, Fig. 1-3).
So far, because the torsionspring 10 that is arranged between an installation portion 8 and the pivot suspension projection 9 exposes, so, may make outward appearance be difficult to see thus.
Be subjected to the structure of bias voltage as for protecgulum 3 on closing direction, both ends 10a, the 10b of used torsionspring 10 revealed protecgulum 3 outsides.In this case, shown in Fig. 7 A, owing to the length difference of these two end 10a, 10b, the reasons such as thickness difference of protecgulum 3, an end 10a just exposes slightly from protecgulum 3 surfaces.In this case, probably end 10a can hook user's finger, clothes etc. when using this table etc.
As mentioned above, on closing direction, be subjected to the structure of bias voltage, be not provided for limiting the means that protecgulum 3 is opened on predetermined open site as for protecgulum 3.Therefore, if protecgulum 3 is excessively opened, then the elastic force of torsionspring 10 is owing to thing followed over load weakens, thereby probably can weaken and make protecgulum 3 keep the function of closing always.
Therefore; the problem to be solved in the present invention be to provide a kind of with the ON/OFF lid portable instrument and the time meter protection assembly of table, their outward appearance can improve and the spring end of bias voltage ON/OFF lid can not hook clothes etc. and can keep the bias voltage function of spring bias voltage ON/OFF lid.
Summary of the invention
Prerequisite of the present invention is the portable instrument of band ON/OFF lid; wherein; the ON/OFF lid that opens or closes the front of an instrument protection module body or the back side or both faces separately is pivotally connected on the frame shape part of this instrument protection module body by a pivot, and this ON/OFF is covered and closed not busy direction or opening the bias voltage that bears a spring on the direction.
What address the above problem the invention is characterized in, this ON/OFF lid is equipped with a cylindrical shaft installation portion that is pivotally mounted on this pivot, the one spring accommodation hole towards this installation portion is arranged on the position in axle center of a pivotal axis that departs from this frame shape part, holding in this spring accommodation hole by volute spring spring that constitute and that be in compressive state, this ON/OFF lid is subjected to bias voltage by this spring force is imposed on an installation portion.
In the present invention and following each invention scheme of mentioning; the frame shape part and the ON/OFF lid of this instrument protection module body can be made by metal or synthetic resin; under situation about making by synthetic resin; they can be reached by a kind of transparency and can allow the people see that inner material constitutes, rather than are made by limited opaque material.In the present invention and following each invention scheme of mentioning, the spring accommodation hole extends on the thickness direction of frame shape part and can be configured to axis normal (comprising that axis is an occasion vertical or to tilt less than the relative perpendicular line in 10 ° angle approximately) about and pivot.Under the vertically disposed situation of spring accommodation hole, this is not needing by being outstanding along radially increasing aspect the external diameter that wall thickness increases the frame shape part of frame shape part.Under the situation that the spring accommodation hole is obliquely installed, this is being outstanding aspect this, promptly by guaranteeing that very big to utilize the leverage of passing to the ON/OFF lid simply be feasible for distance between spring force active line and pivot axis (fulcrum).In the present invention, end by making spring contacts with this installation portion, can directly pass to an installation portion to this helical spring biasing force, perhaps, by between a helical spring end and this installation portion, inserting a transmission body, can pass to an installation portion to this helical spring biasing force indirectly.
In the present invention, because spring bias is departing from the axle installation portion that is applied to this ON/OFF lid on the position of this pivot axis, the domination of ON/OFF lid, so the ON/OFF lid can be biased in a predetermined direction by leverage, the fulcrum of described leverage is exactly a pivot.The spring that bears this biasing force is a volute spring; and this spring is accommodated in the frame shape spring accommodation hole partly of instrument protection module body; whole volute spring is covered and blocks by frame shape part and axle installation portion fully; so; volute spring does not reveal the outside of instrument protection module body; and because the axle installation portion covers a helical spring end in its vicinity, so this end can be made into not to be projected into the outside of this instrument protection module body.For example when the ON/OFF lid transition of bearing bias voltage on its closing direction is opened, impose on this helical spring load is directly proportional with the outer peripheral face of this pivot axis to this installation portion thereupon, but in fact, because this installation portion is columniform, be not applied on the volute spring so the excessive power greater than certain constant occurs.
In a preferred implementation of the present invention, between spring and axle installation portion, insert a transmission body with convex surface of engagement shaft installation portion.In this embodiment, transmission body can become to sell shape, and just face is general to become inverted U-shaped to its head for semisphere or its connect, and perhaps it can be that an integral body is spherical medicine ball, and this transmission body can be made by metal or synthetic resin.
In this embodiment, by using transmission body, accurately determine that volute spring has become easily to the point of application of axle installation portion, and this volute spring in the spring accommodation hole can be by hidden by this transmission body and block, thereby can't see from that side of axle installation portion.
In a preferred embodiment of the present invention, along with the ON/OFF lid that bears bias voltage on closing direction is opened and is made of a cambered surface in the face of a perimeter region of the axle installation portion of this spring accommodation hole from its closed condition.In this embodiment, the perimeter region of this installation portion is preferably formed by such cambered surface, and promptly its radius that begins from pivot axis is equidistant, but it also can form by such cambered surface, and promptly its radius increases slightly gradually or reduces gradually.
In this embodiment, if wish excessively to open the ON/OFF lid, then owing to this perimeter region that the cambered surface by the axle installation portion forms is faced the spring accommodation hole, so when the excessive power of inhibition is applied on the volute spring, can further open the ON/OFF lid.Therefore, it can so be adjusted, and does not promptly have excessive power to be applied in the connecting portion that covers to ON/OFF.
In a preferred embodiment of the present invention, in the outer peripheral face of axle installation portion, be provided with some continuous in a circumferential direction smooth pressure-bearing perimeter region.
In this embodiment, when the opening/closing action of ON/OFF lid, helical spring moment compression and release have just been finished during through this helical spring force in bight between a pressure-bearing perimeter region that is formed on adjacency, so can produce the click sensation of rattling away.
The portable instrument of band ON/OFF lid of the present invention can be used for pocket-watch or wrist-watch, and portable instrument promptly of the present invention is a table.Therefore, table of the present invention has such advantage, and promptly outward appearance improves, clothes etc. can be not biased the end of spring of ON/OFF lid hook, and can keep the bias voltage function of spring bias voltage ON/OFF lid.
In addition; prerequisite of the present invention is the protection assembly of table; wherein, the protecgulum on a surface that is used to open or close time meter protection main body by pivot during with this meter protect a watchcase fringing of main body to be rotatedly connected, this protecgulum bears the bias voltage of spring on its closing direction.
What be used to address the above problem the invention is characterized in, this protecgulum is equipped with the cylindrical shaft installation portion that is installed in rotation on this pivot, the pivot axis that departs from frame shape part the position on be provided with spring accommodation hole in the face of this installation portion, spring that be made up of volute spring and that be in compressive state is accommodated in this spring accommodation hole, and this protecgulum is subjected to bias voltage by the elastic force of this spring is passed to an installation portion.
In this invention, because spring bias is applied in the axle installation portion to protecgulum on the position in pivot axis axle center, so this protecgulum can be subjected to bias voltage by leverage in a predetermined direction, the fulcrum of described leverage is exactly a pivot.The spring that bears this biasing force is a volute spring, and it is accommodated in the spring accommodation hole of watchcase fringing of time meter protection module body.Because this spring accommodation hole is in the face of this installation portion; so whole volute spring is hidden by a watchcase fringing and an axle installation portion fully and hides; thereby volute spring does not have to reveal the outside of the module body of meter protection then; and because this installation portion covers in its vicinity helical spring end, so when this end can be made into not to be projected into this outside meter protection module body.If bearing the ON/OFF lid of bias voltage on its closing direction is excessively opened, the load that then thereupon is applied on this volute spring is directly proportional with the distance of this pivot axis to the axle installation portion, but in fact, because this installation portion is columniform, so the excessive forces that does not have above certain constant is applied on this volute spring.
Description of drawings
Now, a preferred embodiment of the present invention is described with reference to the accompanying drawings, wherein:
Fig. 1 is the planimetric map of expression according to the table of first embodiment of the invention;
What Fig. 2 was expression along F2-F2 line among Fig. 1 is in the protecgulum partial section of the table under the closed condition;
Fig. 3 is be in table partial section protecgulum opened state under of expression along F2-F2 line among Fig. 1;
Fig. 4 is the amplification view of F4 part among Fig. 1;
Fig. 5 A is the partial section of expression according to the table under protecgulum closed condition of second embodiment of the invention;
Fig. 5 B is the partial section of expression according to the table under the opened state of protecgulum of second embodiment of the invention;
What Fig. 6 A was expression according to third embodiment of the invention is in the protecgulum partial section of the table under the closed condition;
Fig. 6 B is the partial section that be in table protecgulum opened state under of expression according to second embodiment of the invention;
What Fig. 7 A was expression according to conventional example is in the protecgulum partial section of the table under the closed condition; And
Fig. 7 B is the amplification view of the protecgulum connecting portion of the table among the presentation graphs 7A.
Embodiment
Below, referring to Fig. 1-Fig. 4 the first embodiment of the present invention is described.
In Fig. 1; symbol 21 expressions one are the wrist-watch of the portable instrument of conduct band ON/OFF lid for example; so constitute wrist-watch 21, when Timepiece movement 23 promptly is provided (referring to Fig. 2), wrist-watch as one at time embedded parts in the meter protection assembly 22 as the instrument protection assembly.
Shown in Fig. 2,3, time meter protection assembly 22 has time meter protection module body 25, a protecgulum 26 and the volute spring 27 that protecgulum 26 is applied bias voltage on closing direction as the ON/OFF lid as an instrument protection module body.
On on the surface and the surface of the time meter protection module body 25 that forms this on thickness direction that one clear glass frisket 32 is adhered to frame shape watchcase fringing 31 with glue and by as a metallic when opaque watchcase fringing 33 is installed to that meter is protected the back side of module body 25 when constituting on the another side of watchcase fringing 31 thickness directions, formed should the time count and protect module body 25.
Though watchcase fringing 31 is by an opaque material such as metal and be made into approximately to be annular, under the situation that it is made by transparent material, watchcase fringing 31 can be formed by a lucite.In Fig. 2,3, the symbol 34 expressions one ring-shaped rubber packing ring that is used for sealing.By the way, when radially penetrating a part of watchcase fringing, have a winding arbor pipe (not shown) to be connected on this watchcase fringing 31 respectively, under the situation of inserting this winding arbor pipe from the outside, a hat handle 35 (referring to Fig. 1) is counted when being connected to this on winding arbor of motion 23.
As shown in Figure 4, separate in about 180 ° position at 35 of hat handles with watchcase fringing 31, be respectively equipped with a pivot suspension projection 36, a pair of spring accommodation hole 37 is positioned at the both sides of this projection 36.One pivot 38 is connected on the pivot suspension projection 36 with passing its Width.
Shown in Fig. 2,3, on the thickness direction of watchcase fringing 31, offer spring accommodation hole 37, described hole and pivot 38 axis A vertically (referring to Fig. 4) extend.Each spring accommodation hole 37 all has bottom surface, hole and opening 37a towards watchcase fringing 31 recording quantity of convergent, and glass frisket 32 just is installed on this face.One central axis B of each the spring accommodation hole 37 pivot axis 38 axle center C that make progress in the footpath of watchcase fringing 37.In other words, in this embodiment, this two spring accommodation holes 37 are set so, promptly they outwards have been offset a deviation D at the directly upwards all relative axle center C of watchcase fringing 31.
Protecgulum 26 is for example made by metal or synthetic resin and is had and is slightly less than the round-shaped of watchcase fringing 31.Protecgulum 26 is equipped with a pair of axle installation portion 41 outstanding from its neighboring.These installation portions 41 have general and axle and support the identical short cylindrical shape shape of protuberance 36.By pivot 38 is inserted this among in the axle installation portion 41 each in the end separately, wherein this pivot suspension projection 36 is placed between the installation portion, and protecgulum 26 is so connected, and promptly it can rotate around the pivot 38 that constitutes a fulcrum.Rotate by this, protecgulum 26 can move on the off-position of the open position that exposes glass frisket 32 and covering and hidden glass frisket 32.
A pair of be connected to when mounted on pivot 38 outer peripheral faces axle installation portion 41 respectively towards the opening 37a of spring accommodation hole 37 so that seal them, and in Fig. 2,3, this just is set on the opening 37a axle installation portion 41.In an outer peripheral face of axle installation portion 41, in a part that constitutes this outer peripheral face, a smooth pressure-bearing perimeter region 42 is set.In addition, in this outer peripheral face of axle installation portion 41, one is opened along with protecgulum 26 and is formed by a cambered surface with pressure-bearing perimeter region 42 adjacency towards the perimeter region 41a of spring accommodation hole 37 opening 37a.It is equidistant cambered surface that this perimeter region 41a becomes its radius apart from pivot 38 axle center C.In Fig. 2,3, symbol 31a is illustrated in the gap that forms in the watchcase fringing 31 and don't hinder the rotation of axle installation portion 41.
In each spring accommodation hole 37, accommodate volute spring 27 and a transmission body 45 by an overhang bracket of volute spring 27.Volute spring 27 external diameters and transmission body 45 external diameters approximate the internal diameter of spring accommodation hole 37, and therefore, the axis of volute spring 27 and transmission body 45 roughly overlaps with the axis B of spring accommodation hole 37.Volute spring 27 is loaded under compressive state, and under compressive state, transmission body 45 props up the outer peripheral face of an installation portion 41, and the other end props up the bottom surface, hole of spring accommodation hole 37.Therefore, the elastic force of volute spring 27 always imposes on an installation portion 41 by transmission body 45, thereby protecgulum 26 is subjected to bias voltage on closing direction.Transmission body 45 has pin shape profile, and its tip is formed a convex surface such as hemispherical shape, and it contacts with the outer peripheral face of axle installation portion 41 by this convex surface.
As for the wrist-watch 21 with above-mentioned structure, Fig. 2 represents that protecgulum 26 closed and can't see the state of dial plate.Under this state, be that the pressure-bearing perimeter region 42 of the part of an installation portion 41 outer peripheral faces is orientated the opening 37a that has blocked spring accommodation hole 37, and transmission body 45 is pressed onto on the pressure-bearing perimeter region 42 by the elastic force of volute spring 27.Therefore, in Fig. 2, protecgulum 26 is subjected to clockwise biasing force and remains under the closed condition.In this case, because transmission body 45 is depressed on the smooth pressure-bearing perimeter region 42, so need a predetermined force in order to make transmission body 45 shift to the perimeter region 41a of an installation portion 41, this perimeter region 41a is made of the cambered surface that surpasses a bight of being represented by symbol 41b in Fig. 2, can be opened unintentionally thereby the moderate predetermined force of dynamics has suppressed protecgulum 26.
In order to see dial plate, can be that fulcrum ground is opened protecgulum 26 counterclockwise with hand and with pivot 38.Figure 3 illustrates the opened state of protecgulum 26.Under the state of uncapping, the pressure-bearing perimeter region 42 of axle installation portion 41 outer peripheral faces breaks away from transmission body 45, and the arc-shaped circumference district 41a of this installation portion 41 contacts with transmission body 45.
Therefore, even further open protecgulum 26 greatly, volute spring 27 can not produce compression owing to its motion excessively yet, and does not have bigger load to pass to protecgulum 26.Therefore because a junction of volute spring 27 and protecgulum 26 can be not impaired and elastic force volute spring 27 do not weaken, so can keep the bias voltage function of volute spring 27 bias voltage protecgulums 26 for a long time.
As mentioned above, in the wrist-watch 21 with above-mentioned structure, the volute spring 27 of bias voltage protecgulum 26 is contained in the spring accommodation hole 37 of watchcase fringing 31.Especially in this embodiment, transmission body 45 covers in volute spring 27 from a side of axle installation portion 41.Meter was not protected outside the module body 25 when therefore, volute spring 27 was exposed at.In addition, in this embodiment, because watchcase fringing 31 grades are opaque, so can't see volute spring 37 and transmission body 45 in the spring accommodation hole 37 from the outside.Therefore, can not influence the outward appearance of wrist-watch 21, so can give the sensation of wrist-watch elegant quality because of volute spring 27.
In addition, as mentioned above, because volute spring 27 is not exposed at outside the time meter protection module body 25; so do not worry; in during band wrist-watch 21, wearer's finger and clothes etc. can hook the volute spring end when carrying out various work, so this is desirable.
In addition, because the biasing force of volute spring 27 arrives axle installation portion 41 through transmission body 45, accurately determine the force of 27 relative installation portions of volute spring 41 easily.Like this, the biasing force that inhibition is used for protecgulum 26 disperses to have become easily, so can stablize the quality of wrist-watch 21.
Fig. 5 A, 5B represent the second embodiment of the present invention.Because this embodiment has and the first embodiment identical construction basically, so the symbol identical with first embodiment is used as same structure, and the explanation of having omitted this structure and having acted on, hereinafter, describe around different parts.
In a second embodiment, the axle installation portion 41 of protecgulum 26 is made into polygon prismatic, and in its outer peripheral face, is provided with a plurality of smooth pressure-bearing perimeter region continuously on the circumferencial direction of axle installation portion 41, as pressure-bearing perimeter region 42a, 42b.Like this, between the pressure-bearing perimeter region 42a of adjacency and 42b, form a bight 43.By the way, smooth pressure-bearing perimeter region more than three preferably is set.In addition, in a second embodiment, with adopted in the installation portion 41 polygon prism relevantly at the axle that is brazed into usually on the protecgulum, be provided with into polygon-shaped flat horizontal surface with replacing axle installation portion 41 perimeter region that first embodiment is adopted and that constitute by cambered surface, but also can form these parts by cambered surface.
It is identical with first embodiment to remove above-mentioned off the structure structure.Therefore, equally in a second embodiment, can be similar to the first embodiment ground and solve problem of the present invention.In addition, in a second embodiment, because 41 one-tenth of installation portions of axle are polygon prismatic, so when opening or closing protecgulum 26, when the force of volute springs 27 is passed through in bight 43, just finished the moment compression and the release of volute spring 27.Whereby, can produce the sense of rattling away of certain click.
Fig. 6 A, 6B represent the third embodiment of the present invention.Because this embodiment has and the second embodiment identical construction basically, thus the symbol identical with second embodiment be used to same member and omitted explanation this member and effect, below, describe around difference.
In the 3rd embodiment, spring accommodation hole 37 is arranged in the watchcase fringing 31, described hole make progress in the footpath of watchcase fringing 31 relative pivot 38 axle center C to bias internal deviation D.Like this, the elastic force that is contained in the volute spring 37 in the spring accommodation hole 27 is applied on the installation portion 41 by transmission body 45, and in Fig. 6 A, 6B, the direction that promptly is opened along protecgulum 26 is come bias voltage protecgulum 26 in the counterclockwise direction.
By the way, watchcase fringing 31 one with the zone of hat handle adjacency in be provided with one by unshowned spring at the push button cage knob that is subjected to bias voltage from the outstanding direction of watchcase fringing 31 outer peripheral faces, therewith accordingly, the free end of protecgulum 26 be equipped with one with cage knob engagement or the engaging piece that breaks away from.When closing protecgulum 26, this engaging piece and cage knob engagement are so protecgulum 26 can keep closed condition.Otherwise, when pressing cage knob, because the engagement between this cage knob and the engaging piece is disengaged, so the biasing force of protecgulum 26 by volute spring 27 is opened.
In addition, in the outer peripheral face of the polygon prismatic oblique crank Z installation portion 41 of protecgulum 26, on the circumferencial direction of axle installation portion 41, be provided with first to the 3rd smooth pressure-bearing perimeter region 42a-42c continuously.Whereby, between the first and second pressure-bearing perimeter region 42a, 42b adjacent one another are and between the second and the 3rd pressure-bearing perimeter region 42b, 42c, form bight 43 respectively.
Structure except that above-mentioned structure is identical with second embodiment.Therefore, equally in the 3rd embodiment, can be similar to the second embodiment ground and solve problem of the present invention, when opening or closing protecgulum 26, can produce the sense of rattling away of certain click.
The present invention is not limited to the various embodiments described above.For example in being the embodiment of sheet form; the present invention also can be used to when the ON/OFF lid of counting the bonnet at the protection module body back side when conduct is used for opening or closing is received and count in the occasion of protecting on the module body; in the occasion when switch cover of the bonnet at the meter protection module body back side was received when perhaps a conduct was used for opening or closing on the meter protection module body; this meter protection module body front when also having a switch cover also to be used to open or close simultaneously, or the like.
According to the present invention; because the volute spring of bias voltage ON/OFF lid is not exposed at outside this instrument protection module body in a predetermined direction; so outward appearance can improve; and because the volute spring end is not projected into outside the instrument protection module body; so not worrying user's meetings such as clothes is hooked by spring end; in addition; at volute spring during in this ON/OFF of closing direction bias voltage; do not pass to volute spring because make excessive power; even so excessively open the ON/OFF lid; the portable instrument that also can provide such band ON/OFF to cover, the bias voltage function that wherein can keep this ON/OFF of spring bias voltage to cover.
Hide and be hidden in helical spring invention spring accommodation hole in by this transmission body from axle installation portion one side according to being suitable for, the angle of the realization that improves from outward appearance and prevent the angle that clothes etc. is hooked by spring end, the present invention is favourable, because be easy to accurately determine the volute spring force of axle installation portion relatively, so the portable instrument of such band ON/OFF lid can be provided, wherein be easy to suppress be used for the dispersion of the biasing force of ON/OFF lid.
Do not have too high power to pass to helical spring the present invention according to being suitable under the situation of excessively opening the ON/OFF lid, the portable instrument that can provide such band ON/OFF to cover does not wherein have too high power to pass to the connecting portion of ON/OFF lid.
According to the present invention who in the outer peripheral face of this installation portion, is provided with a plurality of smooth pressure-bearing perimeter region, the portable instrument of such band ON/OFF lid can be provided, wherein when the opening/closing of this ON/OFF lid, produce the sense of rattling away of certain click.
According to the portable instrument that has each ON/OFF lid the present invention with the form realization of table, can provide its outward appearance improvedly to show, wherein the bias voltage function of this ON/OFF lid of this spring bias voltage is hooked and can be kept in the end of the spring that clothes etc. can biased ON/OFF lid.
According to the present invention; because meter was not protected outside the module body when volute spring of bias voltage protecgulum was exposed at this in a predetermined direction; so outward appearance can improve; and meter is not protected outside the module body when being projected into this because of this helical spring end; so not worrying user's meetings such as clothes is hooked by this end of this spring; in addition; in this volute spring bias voltage ON/OFF when lid on as closing direction; because not making excessive power passes on the volute spring; even so excessively open the ON/OFF lid; the portable instrument that also can provide such band ON/OFF to cover, the bias voltage function that wherein can keep this ON/OFF of this spring bias voltage to cover.

Claims (6)

1. portable instrument with ON/OFF lid, it comprises: an instrument protection assembly, described instrument protection assembly has an instrument protection module body, and this main body has a frame shape part; One ON/OFF lid, it is rotatably connected to front or the back side or the front and the back side that this instrument protection module body was partly gone up and opened or closed individually to this frame shape by a pivot; One spring, it closes or opens this ON/OFF lid of bias voltage on the direction this ON/OFF lid, wherein, in this ON/OFF lid, be provided with a cylindrical shaft installation portion that is pivotally mounted on this pivot, it is characterized in that, depart from the position in an axle center of this pivot of this frame shape part one and to be provided with a spring accommodation hole towards this installation portion, this spring is made into the volute spring form and is contained under compressive state in this spring accommodation hole, and this ON/OFF lid is subjected to bias voltage by the biasing force of this spring is imposed on this installation portion.
2. the portable instrument of band ON/OFF lid as claimed in claim 1 wherein, is mounted with a transmission body between this spring and this installation portion, this transmission body has the convex surface of this installation portion of contact.
3. the portable instrument of band ON/OFF lid as claimed in claim 1, wherein, this ON/OFF is covered on its closing direction and is subjected to bias voltage, and in an outer peripheral face of this installation portion, one covers the perimeter region of facing this spring accommodation hole when its closed condition is opened when this ON/OFF is made of cambered surface.
4. the portable instrument of band ON/OFF lid as claimed in claim 1, wherein, an outer peripheral face of this installation portion has a plurality of continuous in a circumferential direction smooth pressure-bearing perimeter region.
5. the portable instrument of band ON/OFF lid as claimed in claim 1, wherein, this instrument is a table.
6. the time meter of a table is protected assembly, and it comprises: the module body of meter protection for the moment, and this main body has a frame shape watchcase fringing; Case rear cover on lip-deep glass frisket that is installed to this watchcase fringing and the back side that installs to this watchcase fringing; A protecgulum that is pivotally connected on this watchcase fringing by a pivot and opens or closes this glass frisket; A spring, it closes or opens this protecgulum of bias voltage on the direction this protecgulum, wherein, in this protecgulum, be provided with a cylindrical shaft installation portion that is pivotally mounted on this pivot, it is characterized in that, on the position in an axle center of this pivot that departs from this watchcase fringing, be provided with a spring accommodation hole towards this installation portion, this spring is made into the volute spring form and is contained under compressive state in this spring accommodation hole, and this protecgulum is subjected to bias voltage by the biasing force of this spring is imposed on this installation portion.
CNB031567460A 2002-09-06 2003-09-08 Timer protecting assembly for portable instrument and meter with opening closing cover Expired - Fee Related CN100409122C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002261634A JP2004101286A (en) 2002-09-06 2002-09-06 Mobile device with opening/closing lid and watch exterior assembly for mobile watch
JP261634/02 2002-09-06
JP261634/2002 2002-09-06

Publications (2)

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CN1487380A CN1487380A (en) 2004-04-07
CN100409122C true CN100409122C (en) 2008-08-06

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US (1) US20040129583A1 (en)
JP (1) JP2004101286A (en)
CN (1) CN100409122C (en)
CH (1) CH697850B1 (en)

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CN208314606U (en) * 2018-08-23 2019-01-01 深圳市大疆创新科技有限公司 Remote controler and its operating stick installation structure
CN109240071A (en) * 2018-10-30 2019-01-18 江苏鼎驰电子科技有限公司 A kind of multi-functional RFID positioning table
USD928010S1 (en) * 2019-06-12 2021-08-17 Marc Balayer Wristwatch holder with lid and interchangeable ring
EP3754434A1 (en) * 2019-06-17 2020-12-23 Omega SA Timepiece, in particular a pocket watch, equipped with at least one cover

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JPH0330481U (en) * 1989-07-31 1991-03-26
CN2057284U (en) * 1989-10-26 1990-05-16 梁修昌 Fastening rim with opening structure of watch cover
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JP2004101286A (en) 2004-04-02
CN1487380A (en) 2004-04-07
CH697850B1 (en) 2009-02-27
US20040129583A1 (en) 2004-07-08

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