CN102442230B - Seat assembly having an adjustable head restraint assembly - Google Patents
Seat assembly having an adjustable head restraint assembly Download PDFInfo
- Publication number
- CN102442230B CN102442230B CN201110295538.6A CN201110295538A CN102442230B CN 102442230 B CN102442230 B CN 102442230B CN 201110295538 A CN201110295538 A CN 201110295538A CN 102442230 B CN102442230 B CN 102442230B
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- China
- Prior art keywords
- seat
- pillar stiffener
- transverse member
- front shell
- assembly
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/80—Head-rests
- B60N2/806—Head-rests movable or adjustable
- B60N2/865—Head-rests movable or adjustable providing a fore-and-aft movement with respect to the occupant's head
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/80—Head-rests
- B60N2/888—Head-rests with arrangements for protecting against abnormal g-forces, e.g. by displacement of the head-rest
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
- Seats For Vehicles (AREA)
Abstract
A seat assembly having a headrest disposed on a support post. The headrest has a front shell and a rear shell. The front shell and rear shell may be configured to move in unison such that the front shell moves a greater distance than the rear shell.
Description
The cross reference of related application
This application claims the U.S.Provisional Serial 61/389 submitted on October 4th, 2010, the rights and interests of 410, and require the foreign priority rights and interests of the DE 10 2,010 062 575.2 submitted on December 8th, 2010 according to United States Code the 35th volume the 119th article of (a)-(d) money, both disclosures are all incorporated to it by reference at this.
Background of invention
1. invention field
The present invention relates to the seat-assembly with adjustable head restraint assembly (adjustable head restraint assembly).
Summary of the invention
In at least one embodiment, provide seat-assembly.Seat-assembly can comprise layout headrest on the support columns.Headrest can have front shell and rear portion housing.Front shell and rear portion housing can be configured to and move in phase, make front shell distance larger than rear portion housing motion.
In at least one embodiment, provide seat-assembly.Seat-assembly can have head restraint assembly, and this head restraint assembly comprises pillar stiffener and arranges headrest on the support columns movingly.Headrest can have the front shell and rear portion housing that are configured to and relative to each other move.Transverse member can be arranged in headrest, and can have the opening extended through for pillar stiffener.Support frame can be arranged on transverse member movingly.Support frame can have the lead arm be arranged in above pillar stiffener, and this lead arm is received by front shell, for guiding the motion of front shell.
In at least one embodiment, provide seat-assembly.Seat-assembly can have pillar stiffener and arrange headrest on the support columns movingly.Transverse member can be arranged in headrest.Transverse member can comprise the block of axle sleeve (hub) and contiguous axle sleeve layout.Support connecting piece is rotatably arranged on axle sleeve.Support connecting piece can have the installation groove receiving block.Pillar stiffener can extend across axle sleeve, and when block is arranged in installation groove, block can contribute to support connecting piece to remain on axle sleeve.
Accompanying drawing is sketched
Fig. 1 is the transparent view of the exemplary seat-assembly with head restraint assembly.
Fig. 2 is the transparent view of the head restraint assembly be arranged in exemplary retrieving position.
Fig. 3 is the transparent view of the head restraint assembly be arranged in exemplary extended position.
Fig. 4 is the lateral plan of the head restraint assembly be arranged in retrieving position.
Fig. 5 is the lateral plan of the head restraint assembly in exemplary midway location.
Fig. 6 is the lateral plan of the head restraint assembly in extended position.
Fig. 7 is the lateral side view of a part for head restraint assembly.
Fig. 8 is the incomplete transparent view of the head restraint assembly be arranged in retrieving position.
Fig. 9 is the incomplete transparent view of the head restraint assembly be arranged in extended position.
Figure 10 is the transparent view of exemplary transverse member.
Figure 11 is a part for the transverse member demonstrating Figure 10 and the exploded drawings of support connecting piece.
Figure 12 is the incomplete transparent view of a part for the head restraint assembly demonstrating breech lock subsystem (latch subsystem).
Figure 13 and Figure 14 is the transparent view of the amplification of a part for breech lock subsystem.
Detailed description of the invention
Detailed embodiment of the present invention is disclosed herein; However, it should be understood that disclosed embodiment is only example of the present invention, and the present invention can implement by various and selectable form.Accompanying drawing may not be drawn in proportion, and some features may be exaggerated or reduce to show the details of particular elements.Therefore, specific CONSTRUCTED SPECIFICATION disclosed herein and function detail should not be understood to restrictive, and as just the representative basis of claim and/or implement representative basis of the present invention in many aspects as teaching those skilled in the art.
With reference to Fig. 1, show schematic seat-assembly 10.Seat-assembly 10 can be configured to in the vehicle, such as the power actuated vehicle of such as automobile or truck.
Seat-assembly 10 can comprise seat bottom 12 and back of seat 14.Seat bottom 12 can be configured to and be mounted on stayed surface, the base plate of the such as vehicle.Back of seat 14 to be arranged in pivotly in seat bottom 12 and can to comprise head restraint assembly 16.
With reference to figure 2-4, head restraint assembly 16 can comprise headrest 20 and one or more pillar stiffener 22.Headrest 20 is arranged on pillar stiffener 22 movingly, as will be described in more detail below.Pillar stiffener 22 can be made up of any suitable material of the metal of all like aluminum alloys.
Pillar stiffener 22 can be configured to and headrest 20 is connected to back of seat 14.Pillar stiffener 22 can comprise upper part 24 and one or more low portion 26.Upper part 24 and low portion 26 can form and can match to be formed the pillar stiffener 22 with U-type configuration substantially, in this U-type configuration, upper part 24 extends and connects a pair low portion 26, as shown in the best in the figure 7 between a pair low portion 26.Thus, upper part 24 can contribute to strengthening pillar stiffener 22 or providing structure to strengthen to pillar stiffener 22.
Low portion 26 can have linear or non-linear configurations.Fig. 4 shows exemplary non-linear configurations, and wherein low portion 26 is bending at angle.The end of low portion 26, such as, region below curve in the embodiment illustrated in fig. 4, can extend across the top of back of seat 14, and the structural framing of back of seat 14 can be fixedly secured to, pillar stiffener 22 is not moved relative to back of seat 14.
Pillar stiffener 22 can comprise multiple notch 28.Notch 28, its in fig. 12 the best illustrate, can be spaced apart from each other and headrest 20 can be provided along pillar stiffener 22 can to locate the desired location at place.In at least one embodiment, notch 28 can be arranged on the region being arranged in headrest 20 inside of pillar stiffener 22.
Headrest 20 can be configured to the head of the occupant of supporting chair assembly 10.Headrest 20 can comprise front part 30 and rear portion 32.Front part 30 can be movable relative to rear portion 32, as will be discussed in more detail below.
With reference to figure 4-7, illustrate in greater detail exemplary front part 30.Front part 30 can be configured to the head of joint or supporting chair occupant.Front part 30 can comprise decorative cover (trim cover) 40, back cushion 42 and front support housing 44.In order to clear, the not shown decorative cover 40 of Fig. 7 and back cushion 42.
Decorative cover 40 can cover the appreciiable outer surface of the head of the engaged seat occupant of front part 30 at least partially.Decorative cover 40 can be made up of any suitable material of such as textile, vinylite, leather or analogue.Decorative cover 40 can be arranged on front support housing 44.Such as, decorative cover 40 can substantially be wrapped up around the one side or the multi-lateral of front support housing 44 and can be connected with it, to provide desired aesthetic appearance.
Back cushion 42 can be arranged in decorative cover 40 at least partially below.Thus, back cushion 42 can be arranged between decorative cover 40 and front support housing 44, and making the first surface of back cushion 42 can engage decorative cover 40 and make to be arranged in the second surface of first surface opposite side can engagement front support housing 44.Back cushion 42 can be made up of any suitable material of such as foam.
Front support housing 44 can be front part 30 and provides support structure.Front support housing 44 such as can be configured as bending polymeric material by any suitable material and make.In at least one embodiment, front support housing 44 can comprise front side 50, rear side 52, multiple mounting parts 54, top guide opening 56 and lower guide opening 58.
Front side 50 can engage back cushion 42 towards the head of seat occupant.Rear side 52 can be positioned opposite and can towards rear portion 32 with front side 50.As shown in the best in the figure 7, one or more mounting parts 54 can be arranged on rear side 52, with the internal part of engages head fender guard assembly 16, as will be discussed in more detail below.Mounting parts 54 can have convex configuration, spill configuration or its combination.In the illustrated embodiment, four mounting parts 54 be configured as the hole in front support housing 44 are provided with.Mounting parts 54 can be arranged in couples, and makes often pair along axis location.
One or more tops guide opening 56 can be arranged in front support housing 44, to contribute to the motion guiding front part 30 relative to rear portion 32, as will be discussed in more detail below.In the illustrated embodiment, two the top guide opening 56 be spaced apart from each other are arranged on the near top of front support housing 44.In one or more embodiment, top guide opening 56 can extend from rear side 52 towards front side 50 and can be roughly parallel to arranges each other.
One or more lower guide opening 58 can be arranged near the bottom of front support housing 44.Lower guide opening 58 also can contribute to guiding the motion of front part 30, and can be roughly parallel to top guide opening 56 and extend.Lower guide opening 58 can comprise groove 60, and this groove 60 can be arranged in the top of lower guide opening 58.Groove 60 can be configured to receive and extends through groove 60 and enter the assembling parts in lower guide opening 58, as will be discussed in more detail below.
Front part 30 also can have the input media of such as button 64.Button 64 can extend through the hole in the side of front part 30 at least in part.Baffle plate (bezel) 66 can be arranged to extend around button 64 at least in part, to be conducive to installing and to contribute to providing desired aesthetic appearance.Button 64 can be a part for the breech lock subsystem that will be discussed in more detail below.
With reference to figure 4-6 and Fig. 8-10, illustrate in greater detail the internal part of rear portion 32 and head restraint assembly 16.Rear portion 32 can comprise rear portion housing 70, and this rear portion housing 70 can cover the appreciiable outside face of rear portion 32 at least partially.Rear portion housing 70 can have bowl-shape configuration, and this bowl-shape configuration can the opening of defining surface anteriorly part 30 at least in part.Can to be hidden by rear portion housing 70 and/or the internal part be disposed at least in part in rear portion housing 70 can comprise transverse member 72, support frame 74, pivot member 76, support connecting piece 78 and breech lock subsystem 80.
With reference to Figure 10, transverse member 72 can be configured to and move along pillar stiffener 22.In at least one embodiment, transverse member 72 can comprise core 90 and the one or more bootstrap blocks 92 of relative end being arranged in core 90.Transverse member 72 can be made up of any suitable material of such as polymeric material.
With reference to figure 8-10, core 90 can be arranged in below the upper part 24 of pillar stiffener 22 substantially.Core 90 can comprise breech lock installation region 100 and guide part 102.
Breech lock installation region 100 can be conducive to installing breech lock subsystem 80 at least partially, as will be described in more detail below.In the illustrated embodiment, breech lock installation region 100 can be arranged on the top surface of the centre of the close core 90 of core 90 substantially.
Guide part 102 can contribute to supporting and guide front part 30 relative to the motion of transverse member 72.Guide part 102 can extend from the basal surface of core 90.In the illustrated embodiment, part 102 is guided can be directly arranged in below breech lock installation region 100.Guide part 102 can be received within lower guide opening 58, and can be configured to allow front part 30 move towards or away from transverse member 72, contribute to the motion constraining in other directions simultaneously.In at least one embodiment, guide part 102 can have inverted T-type configuration, wherein guide the Part I 104 of part 102 to extend downwardly through groove 60, and Part II 106 stretches out from Part I 104.Thus, Part II 106 can the surface of formation lower guide opening 58 of engagement front support housing 44, to allow front support housing 44 relative to transverse member 72 in front-rear direction motion or substantially towards or away from the head movement of seat occupant, forbid motion in one or more other directions simultaneously.In at least one embodiment, Part II 106 can be approximately perpendicular to Part I 104 and arrange, and can be roughly parallel to core 90 and arrange.
Bootstrap block 92 can form with core 90.Each bootstrap block 92 can comprise the hole 110 extending through bootstrap block 92.One or more sleeve pipe 112 can be arranged in each hole 110.In at least one embodiment, each hole 110 can be provided with two sleeve pipes 112 that can be coaxially arranged.A sleeve pipe 112 can be positioned on above another sleeve pipe 112, to contribute to forbidding the pivotable of transverse member 72 relative to pillar stiffener 22.Each sleeve pipe 112 can have collar aperture 114, for receiving pillar stiffener 22.Sleeve pipe 112 can have identical or different configuration.In German patent application sequence number 102,010 031 048 and PCT international application no PCT/US2010/037725, disclose the example of spendable sleeve pipe, this two pieces patent application is transferred and gives cessionary of the present invention and be all merged in by reference with it at this.
Bootstrap block 92 also can comprise guiding groove 120, and this guiding groove 120 receivability also contributes to the motion of guide support framework 74 relative to transverse member 72.Guiding groove 120 can be arranged on the outside face of close core 90 of bootstrap block 92.In the illustrated embodiment, guiding groove 120 towards each other, and extends with the top that almost parallel pass ties up to centrally part 90 between the front surface of transverse member 72 and rear surface.Thus, guiding groove 120 can allow support frame 74 to move relative to the A-P of transverse member 72, contributes to forbidding support frame 74 motion in one or more other directions simultaneously.
Transverse member 72 also can comprise one or more vertical stop part (vertical stop) 130 and horizontal stop part 132, and vertical stop part 130 and horizontal stop part 132 contribute to limiting the range of movement of transverse member 72 relative to pillar stiffener 22.Vertical stop part 130 can extend from the top surface 134 of core 90 or bootstrap block 92 towards the upper part 24 of pillar stiffener 22.When vertical stop part 130 engages upper part 24, transverse member 72 upward movement can be forbidden.Horizontal stop part 132 can extend from the rear surface 136 of bootstrap block 92 or transverse member 72 towards support frame 74.Can forbid that support frame 74 travels forward by horizontal stop part 132 joint support framework 74 and/or rear portion housing 70.In one or more embodiment, vertical stop part 130 and/or horizontal stop part 132 can be saved.If arrange vertical stop part 130 and horizontal stop part 132, vertical stop part 130 can form or be set to the parts be separated that can be assembled to transverse member 72 with transverse member 72 with horizontal stop part 132.By vertical stop part 130 and/or horizontal stop part 132 being set to the parts be separated, standardized transverse member configuration can be adopted, can select to arrange one or more stop part simultaneously, to provide desired range of movement, thus adapt to design parameters and/or regulate requirement.
With reference to figure 8 and 9, support frame 74 can be arranged on transverse member 72 movingly.Support frame 74 can be made up of the metal of all like aluminum alloys of any suitable material.Rear portion housing 70 can be fixedly secured to support frame 74.Support frame 74 can have any suitable configuration.In the illustrated embodiment, support frame 74 comprises top section 140, aft section 142 and one or more groups hold-down arm 144.
Top section 140 can be arranged in the top of support frame 74 substantially.Top section 140 can the top of part 142 from behind extend towards front support housing 44 substantially.Top section 140 can have one or more lead arm 150 and energy disperser fin (bumper tab) 152.
The relative motion of the bootable front part 30 of lead arm 150 and rear portion 32, and can contribute to providing support structure to headrest 20.In at least one embodiment, a pair lead arm 150 can be configured to be spaced apart from each other and each lead arm can be received by the top guide opening 56 on front support housing 44, as best seen in figure 7.In addition, lead arm 150 can be roughly parallel to and extend each other.
Energy disperser fin 152 can extend towards front part 30.In addition, in one or more embodiment, energy disperser fin 152 can be arranged between lead arm 150 and can be roughly parallel to lead arm 150 and extend.In one or more embodiment, energy disperser fin 152 can have the length shorter than the length of lead arm 150, makes energy disperser fin 152 not engagement front support housing 44.Energy disperser 154 can be arranged on energy disperser fin 152, for cushioning and/or limit headrest 20 moving along pillar stiffener 22.Such as, energy disperser 154 can be arranged on the basal surface of the upper part 24 towards pillar stiffener 22 of energy disperser fin 152, to forbid that upper part 24 engages or contact guidance arm 150.In addition, energy disperser 154 can be disposed in above the upper part 24 of pillar stiffener 22 in the whole A-P range of movement of support frame 74 relative to transverse member 72.Energy disperser 154 can be made up of the polymeric material of all like rubber of any suitable material or elastomeric material.
Aft section 142 can between rear portion housing 70 and pillar stiffener 22.In one or more embodiment, the bottom of aft section 142 can be arranged in the rear of transverse member 72 substantially.One or more opening can be arranged in aft section 142, to contribute to reducing weight and/or material cost.
One or more groups hold-down arm 144 can be arranged for and movingly support frame 74 is connected to transverse member 72.In the illustrated embodiment, two groups of hold-down arms 144 that part 142 from behind extends towards front part 30 are provided with.Often organize hold-down arm 144 and can comprise one or more arm, such as upper arm 160 and lower arm 162.In this embodiment, upper arm 160 and lower arm 162 can be spaced apart from each other and can be roughly parallel to and extend each other.Transverse member 72 can be arranged between upper arm 160 and lower arm 162.Thus, upper arm 160 and lower arm 162, by being locked between upper arm 160 and lower arm 162 by transverse member 72, can be conducive to installing support frame 74.In addition or selectively, upper arm 160, lower arm 162 and/or transverse member 72 can comprise one or more fastener, this fastener can contribute to support frame 74 to be connected to transverse member 72.Each upper arm 160 can be arranged in the corresponding guiding groove 120 on transverse member 72, and breech lock installation region 100 can be arranged between upper arm 160.
Upper arm and lower arm 160,162 can all have the far-end comprising groove 164 separately.Groove 164 in upper arm 160 and lower arm 162 by configuration similarly, and can be able to be in alignment with each other.In addition, groove 164 can have elongate configuration, groove 164 can be extended along the front edge of upper arm 160 and lower arm 162, and the upper part 24 that can be roughly parallel to pillar stiffener 22 is arranged.Sleeve pipe can be associated with one or more groove 164, to provide load-bearing surface.Sleeve pipe can comprise the opening of groove 164 similar configuration had and be associated.
With reference to Figure 12 and Figure 13, one or more arm can comprise one group of tooth 166.In the illustrated embodiment, upper arm 160 all has one group of tooth 166 separately, the side extension that this group tooth 166 is arranged along the breech lock installation region 100 of the contiguous transverse member 72 of each upper arm 160.This group tooth 166 can match with breech lock subsystem 80, is fixed in predetermined discrete position to allow front part 30.
With reference to figure 8, Fig. 9 and Figure 11, one or more pivot members 76 of the angular movement being beneficial to front part 30 can be provided with.In the illustrated embodiment, two pivot members 76 are provided with.Pivot member 76 can comprise can one or more union pieces 170 of engagement front part 30.This union piece 170 can have convex configuration, spill configuration or its combination.In at least one embodiment, union piece 170 can be configured as pin, and this pin is received within the mounting parts 54 on front support housing 44.In addition, pivot member 76 can comprise one or more mounting parts, such as the first mounting parts 172 and the second mounting parts 174.First mounting parts 172 and the second mounting parts 174 can be spaced apart from each other, and can all comprise the hole that can be arranged coaxially to each other separately.The one or more fastener of this hole receivability, such as pivot pin 176.
Support connecting piece 78 can be arranged to the motion contributing to supporting and/or control the pivot member 76 be associated.Support connecting piece 78 can comprise first end and be arranged to second end relative with first end, and first end has the first hole 180, second end and has the second hole 182.
First hole 180 can be arranged on axle sleeve 184, and this axle sleeve 184 can be arranged on transverse member 72.Axle sleeve 184 can have opening, and pillar stiffener 22 can extend across this opening.Thus, support connecting piece 78 can be configured to around or rotate relative to pillar stiffener 22.In addition, support connecting piece 78 can between pivot member 76 and transverse member 72 transmitting force.Second end of support connecting piece 78 can be arranged between the first mounting parts 172 of pivot member 76 and the second mounting parts 174, and can be configured to and be conducive to rotating relative to pivot pin 176.
The first end of support connecting piece 78 also can comprise installs groove 186.Groove 186 is installed to arrange along a part for the excircle of support connecting piece 78, and can arc configuration be had.Installing groove 186 can by each other can isolated top wall 190 and lower part wall 192 and by being arranged in the relative end of installing groove 186 and first end wall 194 that can extend from top wall 190 and lower part wall 192 or extend between top wall 190 and lower part wall 192 and the second end wall 196 define.
Top wall 190 can comprise opening 198, and this opening 198 can be conducive to support connecting piece 78 to be assembled to transverse member 72.More specifically, transverse member 72 can comprise guiding wall 200, and this guiding wall 200 partly can extend around axle sleeve 184 and can be spaced apart with axle sleeve 184.Guiding wall 200 can have substantially consistent with the curvature of axle sleeve 184 curvature.Block 202 can be arranged on guiding wall 200, and can extend towards axle sleeve 184 and can be spaced apart with axle sleeve 184.In at least one embodiment, block 202 can form with guiding wall 200, and can be configured to be arranged on and install in groove 186.
By making block 202 aim at the opening 198 in top wall 190, support connecting piece 78 can be arranged on axle sleeve 184.Then support connecting piece 78 axially can move on axle sleeve 184, axle sleeve 184 is inserted in the first hole 180 and block 202 is inserted through the opening 198 in top wall 190.Then support connecting piece 78 can rotate around axle sleeve 184, block 202 can be arranged in and install in groove 186.Block 202 can match with installing the wall of groove 186, to guide and to control the motion of support connecting piece 78.In the normal operation period, block 202 can rotate away from opening 198, makes block 202 can engage top wall 190 and/or lower part wall 192, thus forbids that support connecting piece 78 departs from axle sleeve 184.In addition, block 202 can match to transmit load force with top wall 190 and lower part wall 192.Such as, the load force imposed on the front part 30 of headrest 20 is delivered to support connecting piece 78 by pivot member 76, then this load force can be delivered to transverse member 72 by block 202 and the joint of top wall 190, lower part wall 192 and/or axle sleeve 184, and transmits between support connecting piece 78 and axle sleeve 184.
Pivot pin 176 can connect support frame 74, pivot member 76 and support connecting piece 78.Such as, pivot pin 176 can extend across groove 164, first mounting parts 172 in upper arm 160 and lower arm 162 and the hole in the second mounting parts 174 and the second hole 182 in support connecting piece 78.Groove 164 can contribute to retraining and guide the motion of pivot pin 176.Such as; pivot pin 176 can slide in groove 164; make when pivot pin 176 is in retrieving position as shown in Figure 8, pivot pin 176 is disposed in the vicinity being positioned at the first end of the immediate vicinity of head restraint assembly 16 of groove 164 or is arranged in the first end place being positioned at the immediate vicinity of head restraint assembly 16 of groove 164.When pivot pin 176 is in extended position as shown in Figure 9, pivot pin 176 can be disposed near second end positioned opposite with first end of groove 164.
With reference to figure 12-14, the embodiment of breech lock subsystem 80 is shown.Breech lock subsystem 80 can be arranged to contribute to making head restraint assembly 16 can move and make head restraint assembly 16 to move.More specifically; breech lock subsystem 80 can move between latched position (latched position) and non-locked position (unlatched position); in latched position; head restraint assembly 16 can not move; in non-locked position, head restraint assembly 16 can move in one or more direction.In at least one embodiment, breech lock subsystem 80 comprises one or more transom, such as the first transom 210, second transom 212 and the 3rd transom 214.Alternatively, breech lock subsystem 80 can be provided with different mechanical fasteners, such as one or more cable, or has electric actuator or motor machine actuator.Such as, such as motor or solenoidal motor can be set, in this electromechanical locks or actuated latch, can move or make head restraint assembly 16 to move to make head restraint assembly 16.
First transom 210 can be arranged in a part for head restraint assembly 16 movingly, such as, on transverse member 72.In addition, the first transom 210 can engage and maybe can be connected to button 64.Such as, in any suitable manner the first transom 210 can be fixed to button 64 and transverse member 72, all grooves entering into button 64 in this way with fastener or snap fit of which.First transom 210 can have any suitable configuration.Such as, in one or more embodiment, the first transom 210 can be set to the line (wire) forming rectangular shape.Biasing member 216 can make the first transom 210 and button 64 outwards be biased towards initial position or substantially be biased away from the outside face of pillar stiffener 22 towards headrest 20.Biasing member 216, it can be configured as spring, can have the first end of joint first transom 210 and the second end of engagement lateral component 72.
Second transom 212 can be associated with the first transom 210 movingly.In addition, the second transom 212 can be suitable for the motion allowing or forbid head restraint assembly 16.Such as, the second transom 212 can comprise pillar stiffener bonding part 220, and pillar stiffener bonding part 220 makes headrest 20 can not move along pillar stiffener 22 when its joint support post notch 28, and allows headrest 20 to move along pillar stiffener 22 when its non-engagement slot 28.Pillar stiffener bonding part 220 can be arranged in the first end 222 of the second transom 212 and the second transom 212 and between the second end 224 that first end 222 is positioned opposite.First end 222 can be configured to joint first transom 210.Second end 224 can be configured to joint the 3rd transom 214.Thus, the second transom 212 can extend from the first transom 210 towards the breech lock installation region 100 of transverse member 72.In at least one embodiment, the second end 224 can be arranged to relative to the second transom 212 neighbouring part at angle, such as, towards transverse member 72 to the angle of downward-extension.
Second transom 212 can be arranged on head restraint assembly 16 in any suitable manner.Such as, fastener 226 can be set the second transom 212 is connected to transverse member 72.Fastener 226 can be arranged to fixture, and the second transom 212 can be allowed to slide along fastener 226 or slide in fastener 226.In addition, the second transom 212 can the part of the part of engages receptacle installation region 100 or latched installation region 100 be received, to contribute to guiding it to move.
3rd transom 214 can be associated with the second transom 212 movingly.In addition, the 3rd transom 214 can be suitable for the motion allowing or forbid head restraint assembly 16.Such as, the 3rd transom 214 can comprise one or more indented joint part 230, and when this indented joint part 230 engages the branch of this group tooth 166 as illustrated in fig. 13, this indented joint part 230 makes front part 30 not move.In addition, when the 3rd transom 214 departs from the branch of this group tooth 166 as shown in Figure 14, front part 30 can be made to move.3rd transom 214 can use line to make.Line can have square cross section, to provide organizing the larger mating surfaces of the branch of tooth 166 with this or better engaging compared to the line with circular cross section.
3rd transom 214 can have any suitable configuration.In the embodiment shown in Figure 12-14, the 3rd transom 214 is wishbone substantially, and has bonding part 240, and this bonding part 240 is configured to and is engaged by the second transom 212.Bonding part 240 can the one or more grooves receiving or extend through in breech lock installation region 100 of the one or more grooves in latched installation region 100, to contribute to location the 3rd transom 214.3rd transom 214 can be arranged around bonding part 240 symmetrical, and is pivotably mounted in a part for head restraint assembly 16, the breech lock installation region 100 of such as transverse member 72.Such as, the 3rd transom 214 can be arranged into pivotly or snap fitted in the one or more grooves in breech lock installation region 100.
The spring 242 applying bias force on the 3rd transom 214 can be provided with.Spring 242 can have any suitable configuration.Spring 242 can be arranged on transverse member 72, and the 3rd transom 214 can be biased towards this group tooth 166.
Head restraint assembly 16 can move relative to pillar stiffener 22 with three kinds of generic way.The first, when transverse member 72 moves along pillar stiffener 22, headrest 20 can along pillar stiffener 22 (that is, deviate from or towards back of seat 14) motion substantially up and down.The second, when support frame 74 cross transverse member 72 move time, headrest 20 can move on the front-rear direction that can be generally perpendicular to sense of motion up and down.Between A-P moving period, both front part 30 and rear portion 32 can substantially towards or away from the head movements of seat occupant.3rd, when the front part 30 of headrest 20 moves towards or away from transverse member 72, the front part 30 of headrest 20 is flexible or folding.Between this moving period, pivot member 76 can come the side of pivotable and moving anterior part part 30 in the mode of an angle, such as by the center towards front part 30 forward and to curve inwardly or folding.When breech lock subsystem 80 is in non-locked position, headrest 20 can move with one or more in these three kinds of generic way, and when breech lock subsystem 80 is in latched position, headrest 20 can be prohibited to move by any way.Such as, in one or more embodiment, front part 30 cannot bend.
Operation according to the head restraint assembly 16 of at least one embodiment can be described as follows.In order to make head restraint assembly 16 move, actuatable button 64.The actuating of button 64 can apply power to the first transom 210, and the first transom 210 is moved towards the second transom 212.The actuating of the second transom 212 can make pillar stiffener bonding part 220 depart from from pillar stiffener 22, thus realizes the perpendicular movement of transverse member 72 along pillar stiffener 22.In addition, the actuating of the second transom 212 can make the second end 224 move towards the 3rd transom 214, power to be applied on bonding part 240.When provided power is enough to the bias force overcoming spring 242, then the 3rd transom 214 can depart from from this group tooth 166.Afterwards, rest the head on 20 front part 30 and/or rear portion 32 carry out free motion relative to transverse member 72 in front-rear direction free motion and/or by the bending or folding movement in the above-described second way and the third mode.
When breech lock subsystem 80 is in non-locked position, head restraint assembly 16 can move in multiple directions simultaneously.Such motion can in response to by seat occupant applied force.Optionally, can carry out auxiliary motion by actuator applied force or in response to by actuator applied force, described actuator is such as electric actuator or motor machine actuator, as motor, screw actuator, spring, attaching parts or analogue.
When resting the head on, (front-rear direction) and/or the third mode (folding movement) are moved in the second, front part 30 and the rear portion 32 of headrest 20 can move all in a same direction.Although front part 30 and rear portion 32 can move in a same direction, the move distance of front part 30 can be different from the move distance of rear portion 32.The different distance of motion can be expressed as ratio.Exemplary ratio is illustrated by comparison diagram 4-6.In these figures, front part 30 comparable rear portion 32 on preset distance moves larger distance.Illustrate the ratio of 2: 1 in these figures, the distance that wherein front part 30 moves in stroke range is the twice of rear portion 32.Difference in the distance of relative motion can cause due to the actuating of pivot member 76, and can independent of the upright position of transverse member 72 along pillar stiffener 22.
In the diagram, headrest 20 is shown as the position being in and regaining completely, and wherein headrest 20 is moved as far as possible backward.In this position, the aft section 142 of support frame 74 can be arranged in from pillar stiffener 22 distance farthest, and pivot member 76 can be retracted, and makes the front surface of front part 30 be positioned at minimum bend or folding position.The reference position of front part 30 and rear portion 32 is indicated respectively with line A and B.
In Figure 5, headrest 20 is shown as and arrives midway location after being travelled forward.The midway location illustrated can be the representative position in stroke range center.In this position, with line A ' and B ' indicate front part 30 and rear portion 32 to travel forward respectively position extremely.The distance of line A to A ' is shown as the twice of the distance being line B to B '.Such as, the distance of line A to A ' can be 30mm, and the distance of line B to B ' can be 15mm.The larger distance of the stroke of front part 30 can cause due to the motion of pivot member 76.
At Fig. 6, headrest 20 is shown as the position arriving after movement and fully move ahead, and wherein headrest 20 is travelled forward as far as possible.In this position, the aft section 142 of support frame 74 can be arranged in from the minimum distance of pillar stiffener 22, and pivot member 76 can move ahead, and makes the front surface of front part 30 be positioned at maximum deflection or folding position.In this position, with line A " and B " indicate front part 30 and rear portion 32 to travel forward respectively position extremely.The twice of the distance of line A to A " distance be shown as be line B to B ".Such as, line A to A " distance can be 60mm, and line B to B " distance can be 30mm.The larger distance of the stroke of front part 30 can cause due to the motion of pivot member 76.
When breech lock subsystem 80 is in latched position, head restraint assembly 16 can be made not move.Such as, when release-push 64, spring 242 can make the 3rd transom 214 be biased to organize with this tooth 166 to engage, the 3rd transom 214 is biased to heads on the second transom 212 and heads on the first transom 210 to activate the second transom 212 and head on pillar stiffener 22 and make the second transom 212 be biased to thus make button 64 and breech lock subsystem 80 turn back to latched position.
Although have illustrated and described embodiments of the present invention, do not mean these embodiments and illustrate and describe all possible forms of the present invention.More properly, the vocabulary used in specification sheets is descriptive vocabulary and nonrestrictive vocabulary, and should be understood that and can make various change, and without departing from the spirit and scope of the present invention.
Claims (19)
1. a seat-assembly, comprising:
Back of seat;
Pillar stiffener, it is arranged on described back of seat; And
Headrest, it is arranged on described pillar stiffener, described headrest has front shell, rear portion housing, the support connecting piece be configured as on the transverse member moved along described pillar stiffener and the axle sleeve being rotatably arranged in described transverse member, the described axle sleeve of described transverse member has opening, and described pillar stiffener extends through described opening;
Wherein said front shell and described rear portion housing are configured as and move in phase, make when described headrest motion, described front shell distance larger than described rear portion housing motion.
2. seat-assembly as claimed in claim 1, wherein said front shell and described rear portion housing are configured as with at least 2: the ratio motion of 1.
3. seat-assembly as claimed in claim 1, wherein said front shell comprises the opening towards described pillar stiffener, and wherein said rear portion housing is arranged in the described opening of described front shell movingly.
4. seat-assembly as claimed in claim 1, wherein said rear portion housing is arranged on the support frame movingly, and described support frame is arranged on described transverse member movingly.
5. seat-assembly as claimed in claim 4, wherein said front shell is arranged on pivot member, and described pivot member is arranged on described support frame pivotly.
6. seat-assembly as claimed in claim 5, wherein when described support frame moves in a first direction, described pivot member activates described front shell away from described rear portion housing.
7. seat-assembly as claimed in claim 5, wherein when described front shell is towards described pillar stiffener motion, described pivot member activates described front shell towards described rear portion housing.
8. a seat-assembly, comprising:
Head restraint assembly, it comprises:
Pillar stiffener;
Headrest, it is arranged on described pillar stiffener movingly, and described headrest has front shell and rear portion housing, and described front shell and described rear portion housing are configured as and relative to each other move;
Transverse member, it is arranged in described headrest, and described transverse member has opening, and described pillar stiffener extends through described opening; And
Support frame, it is arranged on described transverse member movingly, described support frame has energy disperser and a pair lead arm, described a pair lead arm is arranged in above described pillar stiffener, described a pair lead arm is received by described front shell, for guiding the motion of described front shell, described energy disperser is configured as and engages described pillar stiffener, to limit the motion of described headrest, wherein said buffer arrangement is spaced apart and be arranged in above described pillar stiffener between described a pair lead arm and with described a pair lead arm.
9. seat-assembly as claimed in claim 8, wherein said support frame comprises the energy disperser fin shorter than described a pair lead arm.
10. seat-assembly as claimed in claim 8, wherein said transverse member comprises guiding part, described guiding part is arranged in the lower guide opening in described front shell movingly, for guiding described front shell relative to the motion of described transverse member.
11. seat-assemblies as claimed in claim 10, wherein said guiding part has the configuration of T-type substantially.
12. seat-assemblies as claimed in claim 8, wherein said support frame comprises the first hold-down arm, and described first hold-down arm is received within the guiding groove on described transverse member.
13. seat-assemblies as claimed in claim 12, wherein said support frame also comprises the second hold-down arm, and wherein said transverse member is arranged between described first hold-down arm and described second hold-down arm.
14. seat-assemblies as claimed in claim 8, wherein said transverse member comprises the first stop part, and described first stop part engages described pillar stiffener, to forbid that described transverse member moves towards described pillar stiffener.
15. seat-assemblies as claimed in claim 8, wherein said transverse member comprises the second stop part, and described second stop part engages described support frame, to forbid that described support frame moves towards described transverse member.
16. 1 kinds of seat-assemblies, comprising:
Pillar stiffener;
Headrest, it is arranged on described pillar stiffener movingly;
Transverse member, it is arranged in described headrest, and described transverse member comprises the block of axle sleeve and contiguous described axle sleeve layout; And
Support connecting piece, it is rotatably arranged on described axle sleeve, and described support connecting piece has the installation groove receiving described block;
Wherein said pillar stiffener extends through described axle sleeve, and when described block is arranged in described installation groove, described block contributes to described support connecting piece to remain on described axle sleeve.
17. seat-assemblies as claimed in claim 16, wherein said support connecting piece engages pivot member, and described pivot member is arranged in the front shell of described headrest.
18. seat-assemblies as claimed in claim 17, wherein said pivot member is connected to described support connecting piece by pivot pin.
19. seat-assemblies as claimed in claim 16, wherein said transverse member is configured as and moves relative to described pillar stiffener.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US38941010P | 2010-10-04 | 2010-10-04 | |
| US61/389,410 | 2010-10-04 | ||
| DE102010062575.2 | 2010-12-08 | ||
| DE102010062575.2A DE102010062575B4 (en) | 2010-10-04 | 2010-12-08 | Seat assembly with an adjustable headrest assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102442230A CN102442230A (en) | 2012-05-09 |
| CN102442230B true CN102442230B (en) | 2015-06-10 |
Family
ID=45971227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110295538.6A Expired - Fee Related CN102442230B (en) | 2010-10-04 | 2011-09-27 | Seat assembly having an adjustable head restraint assembly |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102442230B (en) |
| DE (1) | DE102010062575B4 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6102771B2 (en) | 2014-01-29 | 2017-03-29 | トヨタ紡織株式会社 | Movable headrest |
| DE102014110051B4 (en) * | 2014-07-17 | 2017-11-23 | Faurecia Autositze Gmbh | Support structure, in particular headrest structure for a vehicle seat |
| JP2018144507A (en) | 2017-03-01 | 2018-09-20 | トヨタ紡織株式会社 | Headrest for vehicle |
| WO2024052759A1 (en) * | 2022-09-07 | 2024-03-14 | Martur Italy S.R.L. | Adjustable headrest |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3853350A (en) * | 1973-05-17 | 1974-12-10 | Pelton & Crane Co | Adjustable headrest and backrest for a chair |
| CN101746298A (en) * | 2008-12-01 | 2010-06-23 | 李尔公司 | Seat assembly having a headrest for supporting the head of seat occupant |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20122155U1 (en) * | 2000-02-03 | 2004-06-17 | Keiper Gmbh & Co. Kg | Headrest for automobile passenger seat has part of headrest body moved forwards in crash for supporting passenger's head |
| DE202004004251U1 (en) * | 2004-03-18 | 2005-05-04 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg | Head rest for motor vehicle seat pivots between in-use and not-in-use positions about horizontal axle passing through center of body interior and located on upper end of support and can be fixed in each position by locking mechanism |
| DE102007048151B3 (en) * | 2007-09-04 | 2009-01-22 | Lear Corporation, Southfield | Seat e.g. front seat, for e.g. car, has locking mechanism with spindle having eccentric drive that works together with one ratchet such that release device rotates spindle and moves ratchet from connection with other ratchet |
| US7871129B2 (en) * | 2007-12-05 | 2011-01-18 | Lear Corporation | Seat assembly having an adjustable head restraint assembly |
| US8661933B2 (en) | 2008-08-12 | 2014-03-04 | Volvo Car Corporation | Vehicle brake pedal crash safety device |
| DE102009019439B3 (en) * | 2008-11-10 | 2010-06-24 | Grammer Ag | Headrest for vehicle seats |
| CN102917619B (en) | 2010-06-08 | 2015-09-09 | 李尔公司 | There is the seat-assembly of pilot bushing |
| DE102010031048B4 (en) | 2010-07-07 | 2016-02-18 | Lear Corporation | Seat assembly with a guide sleeve |
-
2010
- 2010-12-08 DE DE102010062575.2A patent/DE102010062575B4/en not_active Expired - Fee Related
-
2011
- 2011-09-27 CN CN201110295538.6A patent/CN102442230B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3853350A (en) * | 1973-05-17 | 1974-12-10 | Pelton & Crane Co | Adjustable headrest and backrest for a chair |
| CN101746298A (en) * | 2008-12-01 | 2010-06-23 | 李尔公司 | Seat assembly having a headrest for supporting the head of seat occupant |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102442230A (en) | 2012-05-09 |
| DE102010062575B4 (en) | 2019-01-31 |
| DE102010062575A1 (en) | 2012-05-10 |
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