CN102126454B - Seat chair with turning leg support - Google Patents

Seat chair with turning leg support Download PDF

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Publication number
CN102126454B
CN102126454B CN2011100337628A CN201110033762A CN102126454B CN 102126454 B CN102126454 B CN 102126454B CN 2011100337628 A CN2011100337628 A CN 2011100337628A CN 201110033762 A CN201110033762 A CN 201110033762A CN 102126454 B CN102126454 B CN 102126454B
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China
Prior art keywords
backrest
seat
leg
leg holder
cushion
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CN2011100337628A
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CN102126454A (en
Inventor
黄涛
徐浩
陶惠家
向志军
郁军
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Yanfeng International Seating Systems Co Ltd
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Shanghai Yanfeng Johnson Controls Seating Co Ltd
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Priority to CN2011100337628A priority Critical patent/CN102126454B/en
Publication of CN102126454A publication Critical patent/CN102126454A/en
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Abstract

The invention discloses a seat chair with a turning leg support, which comprises a backrest and a leg supporting component which can be arranged at the side of the backrest facing towards passengers on the back row in a turning mode. In the invention, the leg support component replaces a middle area of an ordinary seat chair backrest to form a relatively independent leg support component; and the leg support component can be opened by surrounding a rotating shaft connected with a framework of the backrest in a hinge mechanism and placed horizontally to ensure that the passengers on the back row can stretch the legs straightly to pass through the backrest of the front seat chair and put the legs on the leg support component. In addition, the leg support component is internally provided with a knee air bag assembly which is beneficial to the safety and the comfortableness of the passengers on the back row.

Description

A kind of seat with the holder of upset leg
Technical field
The present invention relates to a kind of seat, particularly a kind of seat with the holder of upset leg.
Background technology
Modern seat; Especially the seat design of the vehicle growing interest take advantage of a person safety and traveling comfort; Singly to not consider the safety and the traveling comfort of front-row occupant like modern vehicle, and afterwards arrange occupant's safety and the concern main points that traveling comfort also becomes the customer day by day.Particularly as the high-end manned vehicle of administrative purposes, the safety performance of seat just highlights more.As the back seat of the high-end manned vehicle of administrative purposes, particularly secondary driving on the seat of back, that generally take is the owner of Chief Executive or vehicle, their passive safety feature is exactly air bag and safety strap.
For a high-end manned vehicle, because of considering back row occupant's identity, the traveling comfort that pair is driven the seat of back seems particularly important, no matter be that dynamic traveling comfort or static traveling comfort all are the consideration points of seat design.On the at present general vehicle, because of receiving the restriction in space in the cabin, back row's occupant's shank can't stretch, and leg curvature is easy to cause occupant's shank uncomfortable for a long time.Particularly when the Parking rest, back row's member is sought after extended legs with thighs, and whole body loosens.Though the backrest that present front-seat pair is driven generally is designed with the turn over function of certain angle, this turn over function can only increase back row occupant's leg room limitedly, and back row occupant is stretched legs and feet fully.On the seat design of present in addition much manned vehicles,, as be designed with confession at the front row after, arrange the pedal that the occupant uses though row occupant's traveling comfort has designed the device of being correlated with after also being.Also include the leg holder on the back seat, but because of receiving the limitation in space, the leg holder of back seat can not be set level, launch, make back row occupant still can not stretch shank fully.
Also have being provided with of the safe air curtain on the safety air bag and front window on the present front-seat gauge panel can be reduced in the traffic accident injury to a great extent to front-row occupant.But back row occupant also can increase the probability that is injured because lacking necessary protection in the traffic accident of preceding hitting.Certainly, back row's safety strap is one of passive protective device, though safety strap can be in rear-end collision, the reach of restriction occupant health to a certain degree damages occupant's head avoiding, and the protection that only is safety strap is not enough.We know, are preceding hitting in the test, because inertia; Back row occupant's health still has certain leading; Even can be because of the mal of sitting posture, " dive " of big situation appears in health, and promptly health is from the below slippage forward of safety strap; When back row occupant's knee and front-seat backrest close, knee can strike on the skeleton of front-seat backrest.Be easy to occur the fracture in knee joint like this, even even more serious consequence.That is to say that the backrest of front-row seats lacks the protective effect to back row occupant.
Air bag protection in the present manned vehicle cabin comprises, is used to protect having of front-row occupant: the air bag on the bearing circle, and secondary gauge panel upper gasbag, the side gas curtain on the vehicle body, the side air bag on the front-row seats is used to protect the back to arrange occupant's the gas curtain on side air bag and the vehicle body that has.But do not have special air bag to back row occupant knee protective, and in the actual traffic accident, back row occupant knee is the position of large percentage of being hurt.
Summary of the invention
One of technical matters to be solved by this invention is to lack to present seat to supply back row's driver leg can not raise the problem of stretching fully and provide a kind of seat with the holder of upset leg, the leg holder on this seat can when rest, supply back row's driver leg to raise and stretch.
Two of technical matters to be solved by this invention is in rear-end collision, it not to be carried out the drawback of knee protective and a kind of seat with knee airbag protection is provided to back row occupant on the present seat.
Technical matters to be solved by this invention can realize through following technical scheme:
A kind of seat with the holder of upset leg comprises backrest, it is characterized in that, also comprises turningly being arranged on the backrest, and arranges the leg holder parts on occupant's one side towards the back.
Further be: said backrest be provided with one hold said leg holder parts container cavity, said leg holder parts are turning to this this container cavity, to constitute the part of whole backrest; When said leg holder parts turn to horizontality, this container cavity provided a shank to stretch the space for back row occupant.
For the shank that further makes back row occupant stretches fully, said container cavity connects whole backrest.
For in rear-end collision, back row occupant knee is protected, the present invention is provided with the knee air bag assembly in said leg holder parts.
Seat of the present invention also comprises a cushion, and this cushion is connected through an electronic recliner with backrest; Said cushion is installed on the slide rail through cushion bracket; Be provided with the electronic coasting mechanism of seat between said cushion bracket and the said slide rail; Electronic coasting mechanism of said seat and electronic recliner are regulated button switch control through regulating button switch before and after the seat with backrest angle respectively, regulate button switch and backrest angle adjusting button switch before and after the said seat and are installed on the backrest perhaps on the handrail of back seat or on the door-plate.
Seat perhaps of the present invention also comprises a cushion, and this cushion is connected through a manual recliner with backrest; Said cushion is installed on the slide rail through cushion bracket, is provided with the chair manual coasting mechanism between said cushion bracket and the said slide rail.
Said leg holder parts comprise a leg holder parts pedestal and form in the foaming body on the said leg holder parts pedestal; The bottom of said leg holder parts pedestal is hinged through the skeleton of linkage and said backrest; The appropriate location, both sides, middle part of said leg holder parts pedestal is connected with the skeleton of said backrest through the folding drawing part, and the top of leg holder parts pedestal is through the skeleton interlocking of locking and release mechanism and said backrest.
Locking of the present invention and release mechanism comprise:
The left and right lock box of both sides, backrest skeleton top is installed;
Be fixed on the lockset support on leg holder parts pedestal top;
Vertically be slidingly arranged in the push jack on the said lockset support;
Perpendicular to said push jack and be fixed in the push rod of said push jack bottom; Said push rod is through said push jack; And first end of this push rod passes the opposite side of waist shaped hole to the lockset support that is opened on the said lockset support by a side of said lockset support, is connected with retracing spring between first end of said push rod and the said lockset support;
Be located at the left and right rocking bar on the said lockset support with the sense of motion axis of symmetry of said push jack, said left and right rocking bar is roughly L-shaped; Wherein first end of left and right rocking bar and said push rod are hinged;
Sense of motion symmetry horizontal slip with said push jack is arranged on the left and right latch on the said lockset support; The inner of wherein said left and right latch is hinged with second end of said left and right rocking bar respectively; When lockup state, insert respectively in the said left and right lock box outer end of said left and right latch; And when released state, the outer end of said left and right latch is pulled out said left and right lock box respectively;
Be installed in the upset leg holder release lever box on said leg holder parts pedestal top, said upset leg holder release lever box is positioned at backrest and arranges occupant's one side towards the back;
Axle is located on the upset leg holder release lever in the said upset leg holder release lever box, and the inboard of said upset leg holder release lever is provided with and drives the release depression bar that said push jack moves downward, and said release depression bar contacts with the top of said push jack.
In order to keep the stationarity of said left and right latch motion, on said lockset support, be symmetrically arranged with left and right inner sliding sleeve, said left and right latch passes said left and right inner sliding sleeve respectively.Further, can also on said leg holder parts pedestal, be symmetrically arranged with left and right outer sliding sleeve, said left and right latch passes said left and right outer sliding sleeve respectively.
Owing to adopted technical scheme as above, the present invention is designed to an independent assembly with the zone line on the backrest, i.e. leg holder parts.When not having the occupant on the front-seat seat, back row occupant can be through the upset leg holder release lever of operation backrest row occupant one side towards the back, with the rotating shaft of whole leg holder parts in the skeleton bonded assembly linkage of itself and backrest; Turn over respect to backrest,, make leg holder parts cushion surface basic and back seat maintain an equal level until full open position; At this moment; The zone line of the backrest of front-row seats is let out by sky fully, and back row occupant can stretch legs and feet straight, passes the front-row seats backrest and is shelved on the leg holder parts; Legs and feet can keep flat fully, are in one and loosen very much and comfortable state.And need sit man-hour or in the vehicle ' process at front-row seats; Can be with the rotating shaft of whole leg holder parts in the skeleton bonded assembly linkage of itself and backrest; Go to respect to the backrest tilted forward in the container cavity of front-row seats, constitute the part of front-row seats backrest.After leg holder parts were received the position, the left and right latch in locking and the release mechanism was inserted in the left and right lock box on the backrest skeleton automatically, and whole leg holder parts are in lockup state.At this moment, the backrest of seat of the present invention and general back of seat are not having difference on the function He on the profile, and the user does not have otherness in the use yet, do not have other difficulty yet.
Because leg holder parts are in the state that closes that closes, at this moment the air bag in the knee air bag assembly is just in time at the back of front-row seats backrest, and the place ahead of occupant's knee is arranged in the back, but the knee air bag assembly also is in mode of operation.When colliding, the knee air bag assembly in the leg holder parts is ignited, and airbag can be opened between back row passenger's knee and front-seat backrest, has absorbed the energy that back row passenger is clashed into effectively forward, thereby has played the effect of effective protection back row occupant knee.And when leg holder parts in open mode following time, the knee air bag assembly also is under the closed condition, to avoid causing unexpected injury to the back row occupant who has a rest in Parking.
The present invention and general back of seat compare, and following evident characteristic is arranged: the leg holder parts among the present invention have substituted the zone line of general back of seat, form relatively independent leg holder parts.Horizontality opened and placed to these leg holder parts can around the rotating shaft in the skeleton bonded assembly linkage of itself and backrest, and it is straight that back row occupant can be stretched legs and feet, passes the front-row seats backrest and be shelved on the leg holder parts.The present invention is provided with a knee air bag assembly in leg holder parts in addition, and safety and the traveling comfort of the back being arranged the occupant propose solution in the lump.
Description of drawings
Fig. 1 is that leg holder parts of the present invention are received as for the structural representation in the container cavity on the backrest.
Fig. 2 is the structural representations of leg holder parts of the present invention when putting down fully.
Fig. 3 is the structural representation of locking of the present invention and release mechanism.
Fig. 4 is the structural representation after locking of the present invention and release mechanism remove left and right lock box, upset leg holder release lever box, upset leg holder release lever.
Fig. 5 is the scheme of installation of upset leg holder release lever box and upset leg holder release lever in locking of the present invention and the release mechanism.
Fig. 6 is the exploded perspective view when upset leg holder release lever box is installed on the leg holder parts pedestal with upset leg holder release lever in locking of the present invention and the release mechanism.
Fig. 7 is the inner structure scheme drawing of leg holder parts of the present invention.
Fig. 8 is the scheme of installation between leg holder parts of the present invention and the backrest.
Fig. 9 is the view after airbag launches in the knee air bag assembly of the present invention.
Figure 10 is a kind of running condition scheme drawing of the present invention.
Figure 11 is the another kind of running condition scheme drawing of the present invention.
Figure 12 is another running condition scheme drawing of the present invention.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect and be easy to understand and understand, below in conjunction with concrete diagram, further set forth embodiment of the present invention.
Describe the present invention in detail with the vice operator's seat chair of manned vehicle below, certain seat of the present invention is not limited to the vice operator's seat chair of manned vehicle, can also be applied to the seat of other vehicle or public place.
Referring to Fig. 1 and Fig. 2, a kind of shown in the figure has the seat of upset leg holder, comprises cushion 100, backrest 200, is connected through electronic recliner 300 between cushion 100 and the backrest 200; Electronic recliner 300 is basic identical with the employed electronic recliner structure of existing automobile chair, is not described in detail at this.
Cushion 100 is installed on the slide rail 420 through cushion bracket 410; Be provided with the electronic coasting mechanism (not shown) of seat between cushion bracket 410 and the slide rail 420; The electronic coasting mechanism of seat of the present invention is substantially the same with the electronic coasting mechanism structure of the employed seat of existing automobile chair, is not described in detail at this.
Electronic coasting mechanism of seat and electronic recliner 300 are regulated button switch 310 controls through regulating button switch 510 before and after the seat with backrest angle respectively, regulate button switch 510 before and after the seat and regulate the side that button switch 310 is installed in backrest 200 with backrest angle.Certainly also be not limited to the side that is installed in backrest 200, the place that any handled easily of seat can also be installed maybe can be installed in the car Anywhere, as on the handrail of back seat or on the door-plate.
Certainly, be connected through manual recliner between cushion 100 of the present invention and the backrest 200, manually recliner 300 is basic identical with the employed manual recliner structure of existing automobile chair, is not described in detail at this.Be provided with chair manual coasting mechanism (not shown) between cushion bracket 410 and the slide rail 420; Chair manual coasting mechanism of the present invention is substantially the same with the employed chair manual coasting mechanism of existing automobile chair structure, is not described in detail at this.
Characteristics of the present invention are to comprise that also one is arranged on backrest 200 towards the leg holder parts of afterwards arranging on occupant's one side 600 turningly.The reasonable scheme of the present invention is that backrest 200 is provided with a container cavity 210; The size of this container cavity 210 and leg holder parts 600 adapt; Leg holder parts 600 just can be turning to this container cavity 210 when not using like this, to constitute the part of whole backrest 200.This container cavity 210 is also given the space that back row occupant provides a shank to stretch simultaneously.Further be that this container cavity 210 can connect whole backrest 200, back row occupant's pin just can pass this container cavity 210 like this, makes whole shank obtain fully stretching being loosened, the raising traveling comfort.
Backrest 200 of the present invention and conventional seat backrest structure are except having a container cavity 210 on it, substantially the same, also are to constitute (referring to Fig. 8) by backrest skeleton 220 and foaming body, therefore no longer do detailed description at this.
Leg holder parts 600 comprise a leg holder parts pedestal 610 and form in the foaming body 620 on the leg holder parts pedestal 610 that leg holder parts pedestal 610 constitutes (referring to Fig. 7) by metallic framework 611 and the plastic back plate 612 that takes shape on the metallic framework 611.
Referring to Fig. 7 and Fig. 8; Metallic framework 611 bottoms of leg holder parts pedestal 610 are hinged through a linkage and backrest skeleton 220; This linkage comprises a hinge upper plate 631, hinge lower plate 632, and hinge lower plate 632 links together through hinge rotating shaft 633 with hinge upper plate 631.Hinge upper plate 631 is welded on the metallic framework 611 of leg support mechanism pedestal 610, and hinge lower plate 632 adopts three hinge lower plate fix screws 634 to be fixed on the backrest skeleton 220.Whole linkage can make 600 upsets of leg holder parts.
The appropriate location, both sides, metallic framework 611 middle part of leg holder parts pedestal 610 is connected with backrest skeleton 220 through the folding drawing part, and it is tractive leg holder parts 600 that the folding drawing part mainly acts on.This folding drawing part comprises the long-armed 641 and hinge galianconism 642 of hinge; One end of hinge long-armed 641 and an end of hinge galianconism 642 link together through hinge rotating shaft 643; End at hinge long-armed 641 offers a waist shaped hole 641a, is convenient to the folding of hinge long-armed 641 like this.The other end of hinge long-armed 641 is installed on the metallic framework 611 of leg holder parts pedestal 610 through the long-armed fix screw 644 of hinge, make it not separate with metallic framework 611, but hinge long-armed 641 can rotate around the long-armed fix screw 644 of hinge.The other end of hinge galianconism 642 is installed on the backrest skeleton 220 through hinge galianconism fix screw 645, make it not separate with backrest skeleton 220, but hinge galianconism 642 can rotate around hinge galianconism fix screw 645.
The top of the metallic framework 611 of leg holder parts pedestal 610 is through locking and release mechanism and backrest skeleton 220 interlockings; Like this when leg holder parts 600 are accommodated in the container cavity 210 of backrest 200; Can with backrest 200 interlockings; This locking and release mechanism can be opened again simultaneously, and 600 upsets of leg holder parts are put down.
Referring to Fig. 2, Fig. 3 and Fig. 8, the left and right lock box 651 of this locking and release mechanism, 651a, left and right lock box 651,651a are installed in the both sides of backrest skeleton 220 respectively through two lock box fix screws 652.
Referring to Fig. 3, Fig. 4 and Fig. 7; The lockset support 653 of this locking and release mechanism adopts four release mechanism fix screws 654 to be fixed on the metallic framework 611 of leg holder parts pedestal 610; Midway location at lockset support 653 is equipped with a push jack spacer 655 through two screw 654a; Be inserted with push jack 656 in the push jack spacer 655, push jack 656 can vertically slide through the guiding of push jack spacer 655, to realize release.Be fixed with a push rod 657 in the bottom of push jack 656; Push rod 657 is perpendicular to push jack 656 and through push jack 656; One end of push rod 657 is passed the waist shaped hole 653a that is opened on the lockset support 653 opposite side to lockset support 653 by a side of lockset support 653, be connected with retracing spring 658 between this end of this push rod 657 and the lockset support 653.
Left and right rocking bar 659,659a are installed on the lockset support 653 through rocker shaft 660,660a respectively, and left and right rocking bar 659,659a are symmetrical set with the sense of motion of push jack 656, and left and right rocking bar 660,660a are roughly L-shaped; An end and the push rod 657 of wherein left and right rocking bar 660,660a are hinged, and like this under the promotion of push jack 655, left and right rocking bar 659,659a are respectively around rocker shaft 660,660a synchronous swing.
Left and right latch 661,661a pass left and right inner sliding sleeve 662 respectively, 662a is slidingly arranged on the lockset support 653 with the sense of motion symmetry of push jack 656; Wherein left and right inner sliding sleeve 662,662a are fixed on the lockset support 653, and the inner of left and right latch 661,661a is hinged with the other end of left and right rocking bar 659,659a respectively.In order to keep the stationarity of left and right latch 661,661a motion, on the metallic framework 611 of leg holder parts 610, be symmetrically arranged with left and right outer sliding sleeve 663,663a, left and right latch 661,661a pass left and right outer sliding sleeve 663,663a respectively.
Referring to Fig. 1, Fig. 3, Fig. 5, Fig. 6 and Fig. 7; On plastic back plate 612, offer a upset leg holder release lever box mounting hole 612a; Upset leg holder release lever box 670 is installed on the leg holder parts pedestal 610 through the screw hole 671 handle box fix screw 671a that pass on it, and is positioned at this upset leg holder release lever box mounting hole 612a.In upset leg holder release lever box 670; Through arm pivot post 672 upset leg holder release lever 680 is installed; The inboard of upset leg holder release lever 680 is provided with release depression bar 681; Release depression bar 681 drives push jack 655 and moves downward, and a pushing platform 655a is installed at the top of push jack 655, and release depression bar 681 contacts with pushing platform 655a.
Method of application of the present invention is: combine referring to Fig. 1 to Figure 10; When the Parking rest; The back row occupant 800 usefulness hands that ride on the back seat 700 are scratched leg holder release lever 680 outer the drawing of firmly overturning, leg holder release lever 680 thorny handle rotating shaft 672 upsets of at this moment overturning, and release depression bar 681 presses down push jack 655 through pushing platform 655a; Push jack 655 through push rod 657 drive left and right rocking bar 659,659a inwardly swings; And left and right rocking bar 659, the inside swing of 659a drive left and right latch 661,661a inwardly bounces back, and make left and right latch 661,661a extract left and right lock box 651 respectively, 651a realizes release, retracing spring 658 accumulation of energy that is stretched at this moment.Continue to be pulled outwardly upset leg holder release lever 680 then; Driving whole leg holder parts 600 through upset leg holder release lever box 670 and leg holder parts pedestal 610 turns over; When leg holder parts 600 are turned over to certain angle; Unclamp upset leg holder release lever 680, whole leg holder parts 600 just can put to 710 fair positions of cushion basic and back seat 700, so afterwards arrange occupant 800 and just can shank 810 be stretched and rest on the leg holder parts 600.And after unclamping upset leg holder release lever 680, retracing spring 658 releases energy, drive push jacks 655 through push rod 657 and get back to initial position, simultaneously push rod 657 also drive left and right rocking bar 659,659a outwards swing get back to initial position.Left and right rocking bar 659, the outside swing of 659a drive left and right latch 661 again, 661a is protruding, get into locking states.Before the driving; Back row occupant 800 puts down shank 810; Upwards push away in the container cavity 210 of leg holder parts 600 to backrest 200 with hand then; After shifting the position onto, left and right latch 661,661a are inserted among left and right lock box 651, the 651a automatically, with leg holder parts 600 be locked at backrest 200 container cavity 210 in.
Referring to Figure 11; When after row occupant 800 need the spacing between the adjustment front seats and back seats; So that when using the leg holder parts of opening 600 better; Can control electronic coasting mechanism of seat or chair manual coasting mechanism drive vice operator's seat chair moving forward and backward on slide rail 420 through adjusting button switch 510 before and after the seat of operation vice operator's seat chair back 200 sides; Because of leg holder parts 600 and vice operator's seat chair back 200 are connected as a single entity,, so just improved the traveling comfort that leg holder parts 600 use so leg holder parts 600 also can move forward and backward with the vice operator's seat chair.
Referring to Figure 12; When after row occupant 800 need the use angle of adjustment leg holder parts 600; When obtaining more comfortable thigh support angle; Can regulate button switch 310 through the backrest angle of operation vice operator's seat chair back 200 sides and control the flip angle of vice operator's seat chair back 200, and then regulate the angle of leg holder parts 600, the traveling comfort of leg holder parts 600 is further improved through electronic recliner 300 or manual recliner.
Referring to Fig. 7 and Fig. 9, knee air bag assembly 900 is installed on the metallic framework 611 of leg holder parts pedestal 610 by four air bag fix screws 910., hits by automobile before receiving when impacting; The knee air bag assembly 900 that is on the leg holder parts 600 of closure state can receive signal; And blow airbag 920; Between row occupant's 800 the shank 820 and vice operator's seat chair back 200, arrange occupant 800 knee 830 and the injury that shank 820 causes because of acutely clashing into preceding vice operator's seat chair back 200 after farthest reducing like this after the airbag of blowing 920 just in time is in, protect with the knee 820 of the back being arranged occupant 800.
The present invention can also carry out following function expansion:
1, in the vice operator's seat chair, be equipped with occupant detecting system (sensor), when detecting the someone and take,, then can send buzzing and remind if leg holder parts 600 are in open mode, please closed leg holder parts 600.
When if 2 vice operator's seat chairs have the people to take; When leg holder parts 600 are in closure state; Left and right latch 661 in locking and the release mechanism, 661a are in lockup state, and at this moment, operation upset leg holder release lever 680 can not have been realized release; Leg holder parts 600 can not be opened, and do not accommodate injury with what prevent that back row occupant maloperation from causing front-row occupant.
3, when the back is arranged the occupant just at the leg holder parts 600 that the Parking use is opened, knee air bag assembly 900 will be not in running order, in order to avoid the impulsive force that airbag 920 launches hurts back row occupant.
More than show and described groundwork of the present invention, principal character and advantage of the present invention.The technical personnel of the industry should be understood; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the specification sheets just explains principle of the present invention; The present invention also has various changes and modifications under the prerequisite that does not break away from spirit and scope of the invention, and these variations and improvement all fall in the scope of the invention that requires protection.The present invention requires protection domain to be defined by appending claims and equivalent thereof.

Claims (10)

1. the seat with the holder of upset leg comprises backrest, it is characterized in that, also comprises turningly being arranged on the backrest, and arranges the leg holder parts of occupant's one side towards the back;
Said backrest be provided with one hold said leg holder parts container cavity, said leg holder parts are turning to this container cavity, to constitute the part of whole backrest; When said leg holder parts turn to horizontality, this container cavity provided a shank to stretch the space for back row occupant;
Said container cavity connects whole backrest.
2. the seat with the holder of upset leg as claimed in claim 1 is characterized in that, in said leg holder parts, the knee air bag assembly is set.
3. the seat with the holder of upset leg as claimed in claim 1 is characterized in that said seat also comprises a cushion, and this cushion is connected through an electronic recliner with backrest; Said cushion is installed on the slide rail through cushion bracket; Be provided with the electronic coasting mechanism of seat between said cushion bracket and the said slide rail; Electronic coasting mechanism of said seat and electronic recliner are regulated button switch control through regulating button switch before and after the seat with backrest angle respectively, regulate before and after the said seat that button switch and backrest angle regulate that button switch is installed on the backrest or after arrange on the handrail or on the door-plate.
4. a kind of seat with the holder of upset leg as claimed in claim 2 is characterized in that said seat also comprises a cushion, and this cushion is connected through an electronic recliner with backrest; Said cushion is installed on the slide rail through cushion bracket; Be provided with the electronic coasting mechanism of seat between said cushion bracket and the said slide rail; Electronic coasting mechanism of said seat and electronic recliner are regulated button switch control through regulating button switch before and after the seat with backrest angle respectively, regulate button switch and backrest angle before and after the said seat and regulate button switch and be installed in going up of backrest or back and arrange on the handrail perhaps on the door-plate.
5. the seat with the holder of upset leg as claimed in claim 1 is characterized in that described seat also comprises a cushion, and this cushion is connected through a manual recliner with backrest; Said cushion is installed on the slide rail through cushion bracket, is provided with the chair manual coasting mechanism between said cushion bracket and the said slide rail.
6. the seat with the holder of upset leg as claimed in claim 2 is characterized in that described seat also comprises a cushion, and this cushion is connected through a manual recliner with backrest; Said cushion is installed on the slide rail through cushion bracket, is provided with the chair manual coasting mechanism between said cushion bracket and the said slide rail.
7. a kind of seat as claimed in claim 1 with the holder of upset leg; It is characterized in that; Said leg holder parts comprise a leg holder parts pedestal and form in the foaming body on the said leg holder parts pedestal; The bottom of said leg holder parts pedestal is hinged through the skeleton of linkage and said backrest; The appropriate location, both sides, middle part of said leg holder parts pedestal is connected with the skeleton of said backrest through the folding drawing part, and the top of leg holder parts pedestal is through the skeleton interlocking of locking and release mechanism and said backrest.
8. a kind of seat with the holder of upset leg as claimed in claim 7 is characterized in that described locking and release mechanism comprise:
The left and right lock box of both sides, backrest skeleton top is installed;
Be fixed on the lockset support on leg holder parts pedestal top;
Vertically be slidingly arranged in the push jack on the said lockset support;
Perpendicular to said push jack and be fixed in the push rod of said push jack bottom; Said push rod is through said push jack; And first end of this push rod passes the opposite side of waist shaped hole to the lockset support that is opened on the said lockset support by a side of said lockset support, is connected with retracing spring between first end of said push rod and the said lockset support;
Be located at the left and right rocking bar on the said lockset support with the sense of motion axis of symmetry of said push jack, said left and right rocking bar is roughly L-shaped; Wherein first end of left and right rocking bar and said push rod are hinged;
Sense of motion symmetry horizontal slip with said push jack is arranged on the left and right latch on the said lockset support; The inner of wherein said left and right latch is hinged with second end of said left and right rocking bar respectively; When lockup state, insert respectively in the said left and right lock box outer end of said left and right latch; And when released state, the outer end of said left and right latch is pulled out said left and right lock box respectively;
Be installed in the upset leg holder release lever box on said leg holder parts pedestal top, said upset leg holder release lever box is positioned at backrest and arranges occupant's one side towards the back;
Axle is located at the upset leg holder release lever in the said upset leg holder release lever box, and the inboard of said upset leg holder release lever is provided with and drives the release depression bar that said push jack moves downward, and said release depression bar contacts with the top of said push jack.
9. a kind of seat with the holder of upset leg as claimed in claim 8 is characterized in that on said lockset support, be symmetrically arranged with left and right inner sliding sleeve, said left and right latch passes said left and right inner sliding sleeve respectively.
10. like claim 8 or 9 described a kind of seats, it is characterized in that on said leg holder parts pedestal, be symmetrically arranged with left and right outer sliding sleeve, said left and right latch passes said left and right outer sliding sleeve respectively with the holder of upset leg.
CN2011100337628A 2011-01-31 2011-01-31 Seat chair with turning leg support Active CN102126454B (en)

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CN102606579B (en) * 2012-02-13 2013-12-11 上海延锋江森座椅有限公司 Locking mechanism component
JP2014097753A (en) * 2012-11-15 2014-05-29 Nhk Spring Co Ltd Vehicular seat
CN103921700B (en) * 2013-01-15 2017-03-01 李宛豫 Overturning type foot rest
US10232747B2 (en) * 2016-09-08 2019-03-19 Ford Global Technologies, Llc Mobile office seatback module
CN109109704A (en) * 2018-10-18 2019-01-01 北京汽车股份有限公司 Vehicle seat and vehicle
DE102020106033A1 (en) * 2020-03-05 2021-09-09 Zim Flugsitz Gmbh Leg rest of a passenger seat with a device
CN113415221A (en) * 2021-07-30 2021-09-21 重庆长安汽车股份有限公司 Seat back skeleton mounting structure and vehicle
CN115071521B (en) * 2022-07-08 2023-09-26 四川野马汽车股份有限公司 Vehicle with a wheel

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