CN105522939A - Vehicle seat - Google Patents

Abstract

The invention provides vehicle seat via which a seat main body can be stored in a vehicle body floor and storage operability and recovery operability of the seat main body can be improved. Via the vehicle seat (S), the seat main body can be stored in a storage recess formed in the vehicle body floor. The vehicle seat (S) is provided with a rotation connection rod and a seat side installation part (50). The upper end of the rotation connection rod is installed on the seat main body and is used for allowing the seat main body to rotate relative to the vehicle body floor moving towards the storage recess. The seat side installation part is installed on the lower end of the rotation connection rod and is connected to a floor side base part (60) fixed on the vehicle body floor. A part, embedded in an engagement hole of the floor side base part (60), of an engagement boss of the seat side installation part (50) is deposed in an extending manner in mutually orthogonal direction by multiple set parts.

Description

Auto use chair

Technical field

The present invention relates to auto use chair, particularly relate to the auto use chair that seat insert and back of seat can be accommodated in the reception position formed at car body floor.

Background technology

Usually, the auto use chair that the seat insert and back of seat that form seat main body can be accommodated in the reception position formed at car body floor is well-known, wherein, be equivalent to the seat of rear seat of vehicle, seat main body is rearward upspring, and the auto use chair that can be accommodated in the recess being arranged at seat rear exists.

As the mechanism of storage seat main body, link between seat insert and car body floor, the swivel link rotated relative to car body floor is known.By the rotation of swivel link, seat insert and back of seat can be made to move (such as, referenced patent document 1) to reception position

The automotive sheet that patent documentation 1 is recorded, the linkage component of the foot part with the forward portion being linked to seat insert and the rear portion being rotatably linked to seat insert relative to car body floor.When the stowing operation of seat main body, back of seat is being folded to after seat insert side, remove the hook part that is arranged at the lower end of foot part and the engaging of striker of コ word shape of being fixed on car body floor side, by making linkage component rotate to seat rear side relative to car body floor, become the formation that seat main body can be accommodated in housing recess.

Patent documentation 1: patent No. 3979460 publication

Summary of the invention

, the seat of the housing recess that what patent documentation 1 was such can be accommodated in seat main body is formed at car body floor, the swivel link linked between seat main body and car body floor needs to be installed by comparatively robust.

Generally, swivel link is rotatably mounted in car body floor by installation bracket, guarantees the link rigidity of installation bracket if insufficient, and round and smooth stowing operation, the recovery operation of seat main body have the possibility be obstructed.

The present invention obtains in view of above-mentioned problem, the object of this invention is to provide a kind of seat main body can be accommodated in car body floor formed reception position, improve the stowing operation of seat main body, the auto use chair of recovery operation.

Described problem is solved by following manner.According to auto use chair of the present invention, possesses seat main body, described seat main body have as the portion of taking one's seat seat insert be installed on this seat insert, as the back of seat of back-rest, it is the auto use chair that this seat main body can be accommodated in the reception position formed at car body floor, there is end side and be installed on described seat main body, the swivel link rotated relative to described car body floor to make this seat main body move to described reception position side, be installed on another side of this swivel link, be linked to the seat side installing component of the floor side base component be arranged on described car body floor, in this seat side installing component and described floor side base component, the engagement projections being arranged at a side is embedded in the engaging hole being arranged at the opposing party.

As mentioned above, there is another side being installed on swivel link, the seat side installing component being linked to the floor side base component be arranged on car body floor, in seat side installing component and floor side base component, because the engagement projections being arranged at a side is embedded in the engaging hole being arranged at the opposing party, improve the link rigidity of the parts linking swivel link and car body floor.

As a result, because the swivel link linked between seat main body and car body floor is firmly installed, round and smooth stowing operation, the recovery operation of seat main body can be guaranteed.

At this moment, described engaging hole is the through hole being arranged at described floor side base component, and described engagement projections is arranged at described seat side installing component, through described through hole and be embedded into relatively good.

As mentioned above, because engaging hole is through hole, the through through hole of engagement projections is inserted into certain position and can easily confirms, improves the assembleability of these parts.

At this moment, the telescoping part that described engaging hole is chimeric with described engagement projections, is arranged at different positions by multiple, and it is relatively good that multiple described telescoping part extends configuration on the direction of reporting to the leadship after accomplishing a task mutually.

According to above-mentioned formation, when applying to impact externally to seat fore-and-aft direction relative to seat, or when applying to impact externally to seat width direction, the installation rigidity of the seat relative to car body can be guaranteed.

At this moment, in described floor side base component and described seat side installing component, at least one party, the peripheral part of described telescoping part is provided with stair-stepping rugged rinforcement bar relatively good.

In addition, at least 1 described telescoping part surround by described rinforcement bar relatively good.

According to above-mentioned formation, the rigidity of the telescoping part at these parts can be improved.

At this moment, described floor side base component has, be arranged at the housing recess formed on described car body floor, the bottom surface being installed on this housing recess bottom wall part, to extend continuously from this bottom wall part and to be installed on the sidewall portion of the medial surface of described housing recess, described rinforcement bar is better to described sidewall portion ratio of elongation from described bottom wall part.

According to above-mentioned formation, such as, because floor side base component is installed on housing recess in roughly L-shaped shape, improve the support rigidity relative to seat main body further.

Then, because rinforcement bar extends from described bottom wall part to described sidewall portion, the rigidity of floor side base component is improved further by this rinforcement bar.

At this moment, described bottom wall part is being provided with the opposition side of side, described sidewall portion, has and can be determined that the determining positions portion of decision position, position portion is relatively good on the bottom surface being arranged at described housing recess.

According to above-mentioned formation, floor side base component, determine position because its side, sidewall portion is connected to the medial surface of storage concave surface, the assembleability of floor side base component, by decision position, determining positions portion, is improved in its opposition side.

At this moment, described engaging hole is through hole, and at the outshot of the through described through hole of described engagement projections, the extension stop be provided with for hanging the peripheral part terminating in described through hole is relatively good.

According to above-mentioned formation, such as when seated person stretching is equipped on the safety strap of auto use chair or when owing to increasing at the fore-and-aft direction of seat or the loading of left and right directions seat during vehicle collision, seat main body and swivel link can be stabilized on car body floor and make it fix.

At this moment, there is the floor side cover from floor side base component described in outer side covers, be provided with at this floor side cover and be configured between multiple described telescoping parts and can be installed on the installation portion of the attached portion being arranged at described floor side base component relatively good.

As described above, when assembling the lid of the component parts of the holding structure of protection auto use chair, due at floor side cover, be formed with the installation portion of the attached portion in the space vacated that can be installed at floor side base component, improve the assembleability of lid.

At this moment, have the seat side cover from seat side installing component described in outer side covers, this seat side cover extends towards described floor side base component, and the part of extension is connected to described floor side base component, and better along the face ratio of this floor side base component.

According to above-mentioned formation, improve the assembleability of assembled seat side cover.

At this moment, described seat insert at least has cushion rubber and the epidermis covering this cushion rubber, this epidermis has the downside epidermis of the bottom being configured at described seat insert, and be configured at described seat insert top and be set to this seat insert peripheral edge portion than described downside epidermis stretch more laterally a part upside epidermis relatively good.

Generally when receiving seat main body, because seat insert abuts with swivel link, the epidermis generation fold of seat insert, as mentioned above, epidermis is made up of respectively upside epidermis and downside epidermis, because upside epidermis to stretch configuration laterally at seat peripheral edge portion, alleviating of upside epidermal fold, the designability of seat outward appearance can be guaranteed.

At this moment, in the part that described upside epidermis stretches laterally, extend downwards, when described seat main body is contained, the part extended downwards, is configured between described seat side installing component and described floor side base component relatively good.

According to above-mentioned formation, when the storage of seat main body, effectively utilize the space between seat side installing component and floor side base component, a part for upside epidermis can be held small-sizedly.

According to the present invention, improve the link rigidity of the parts linking swivel link and car body floor.As a result, because the swivel link linked between seat main body and car body floor is firmly installed, round and smooth stowing operation, the recovery operation of seat main body can be guaranteed.

According to the present invention, because engaging hole is through hole, the through through hole of engagement projections is inserted into certain position and can easily confirms, improves the assembleability of these parts.

According to the present invention, when applying to impact externally to seat fore-and-aft direction relative to seat, or when applying to impact externally to seat width direction, fully can guarantee the installation rigidity of the seat relative to car body.

According to the present invention, the rigidity at these parts telescoping parts can be improved.

According to the present invention, such as, because floor side base component is installed on housing recess in roughly L-shaped shape, improve the support rigidity relative to seat main body further.

Then, formed because rinforcement bar extends to described sidewall portion from described bottom wall part, improved the rigidity of floor side base component by this rinforcement bar further.

According to the present invention, floor side base component, its side, sidewall portion is connected to the medial surface of storage concave surface and determines position, and the assembleability of floor side base component, by decision position, determining positions portion, is improved in its opposition side.

According to the present invention, seat main body and swivel link can be stabilized on car body floor and make it fix.

According to the present invention, when assembling the lid of the component parts of the holding structure of protection auto use chair, improve the assembleability of lid.

According to the present invention, improve the assembleability of assembled seat side cover.

According to the present invention, alleviate the generation at upside epidermal fold, the designability of seat outward appearance can be guaranteed.

According to the present invention, when the storage of seat main body, effectively utilize the part that space can hold upside epidermis small-sizedly.

Accompanying drawing explanation

Fig. 1 is the block diagram of the auto use chair of present embodiment.

Fig. 2 is the lateral plan of auto use chair.

Fig. 3 is auto use chair back view, is the main portion expanded view representing floor side base component and seat side installing component.

Fig. 4 is the fractionation block diagram of floor side base component and seat side installing component.

Fig. 5 is the block diagram of the auto use chair after mounting cover.

Fig. 6 is the section drawing of the VI-VI of Fig. 1, is the figure of the fore-end representing seat insert.

Fig. 7 illustrates the lateral plan from the using state of auto use chair to the action of receiving state movement.

Fig. 8 illustrates from using state to the lateral plan of the action of receiving state movement (its 2).

Fig. 9 is the figure that the action of restoring from receiving state to using state is described.

Figure 10 is the figure (its 2) that the action of restoring from receiving state to using state is described.

Detailed description of the invention

Below, about the auto use chair relating to embodiments of the present invention, be described with reference to Fig. 1-Figure 10 simultaneously.

Present embodiment is the auto use chair that seat main body can be accommodated in the housing recess formed at car body floor, it is characterized in that, there is one end and be installed on seat main body, in order to make seat main body to the swivel link rotated relative to car body floor of housing recess movement, be installed on the other end of swivel link, be fixed on seat side installing component car body floor being linked to floor side base component, the engagement projections of the seat side installing component part chimeric with the engaging hole of floor side installing component is by multiple setting, multiple telescoping parts extends configuration on the direction of mutually reporting to the leadship after accomplishing a task

In addition, relative to the back of seat of auto use chair, seating passengers side is the front side of seat.

The auto use chair S of present embodiment such as, is the back seat of the rear seat being equivalent to vehicle.In addition, the vehicle possessing the seat of three rows at vehicle fore-and-aft direction also can utilize as the seat of second row.

Auto use chair S, as shown in Figure 1, primarily of possess back of seat 1, seat insert 2, not shown headrest seat main body, relative to seat insert 2, rotatably the leaning device 10 of joint seat chair back 1, upper end are installed on the leading section of seat insert 2, the rearward end that bottom is linked to the mounting or dismounting pin 20 of car body floor dismantledly, upper end is installed on seat insert 2, bottom is rotatably linked to the swivel link 30, as described in Figure 2 of car body floor, and the reception and registration parts 40 directly linking mounting or dismounting pin 20 and swivel link 30 are formed.

In addition, auto use chair S, as shown in Figure 1, has the seat side installing component 50 of the bottom being installed on swivel link 30, the floor side base component 60 be linked on car body floor.

In addition, at the rear side of auto use chair S, the housing recess be formed at than the car body floor more matrix of lower position is provided with.

Auto use chair S be can carry out the using state shown in Fig. 1 that passenger can take one's seat, seat that the seat of these two kinds of forms of the receiving state shown in Fig. 8 (b) that seat main body is accommodated in housing recess is arranged.

Specifically, auto use chair S, when using state, passenger's stretched operation belt, back of seat 1 falls folding before seat insert 2 side.Afterwards, folding auto use chair is upspring to seat rear rotation, moves to sinking direction.Like this, seat main body is accommodated in housing recess.

Back of seat 1, as shown in Figure 1, is the back-rest from rear-echelon support passenger-back, is placed with cushion rubber 1a at the not shown back frame as skeleton, is covered form by epidermis 1b.

Seat insert 2 is the portions of taking one's seat supporting passenger from below, is placed with cushion rubber 2a at the not shown cushioning frame as skeleton, is covered form above cushion rubber 2a by epidermis 2b.

Leaning device 10 is made up of the known device relative to seat insert 2 joint seat chair back 1 collapsibly, as shown in Figure 2, is installed on the bottom of the left and right lateral surface of back of seat 1.

Leaning device 10 is formed primarily of as the S. A. 11 of its centre of gration, the not shown coil spring that exerted a force to seat insert 2 side by back of seat 1.

Coil spring, its one end hangs as free end and terminates in back of seat 1 side, and the other end is hung as fixed end and terminated in seat insert 2 side.

Leaning device 10 can lock the spinning movement of back of seat 1, and back of seat is locked as posture of standing up, and is unlocked by stretched operation belt, back of seat 1 can be made to rotate to seat front side by helical spring force, and folding to seat insert 2 side.

Mounting or dismounting pin 20 by the longer cross section of above-below direction roughly the sheet metal parts of コ word shape form, as shown in Figure 2, be the foot part supporting seat insert 2 from below.

Mounting or dismounting pin 20 have be arranged at its upper end and as the centre of gration of mounting or dismounting pin 20 pin S. A. 21, be arranged at bottom and mounting or dismounting pin 20 linked the blocking device 22 of car body floor side dismantledly.

Pin S. A. 21 is provided with not shown force application spring, and mounting or dismounting pin 20 forces in the position shown in Fig. 2 by the force of force application spring, that is, can be linked to the position of car body floor side.

Blocking device 22 by have the bottom being installed on mounting or dismounting pin 20 mesh hook 23, be fixed on car body floor, be engaged in the known device of the striker 24 of mesh hook 23 dismantledly and form.

Blocking device 22 is linked by cable assemblies and not shown shifter, can mesh hook 23 can be locked in the lockable state of striker 24 by the traction of shifter and not lockablely can not switch between lock-out state.

In addition, mounting or dismounting pin 20 becomes by passing on parts 40 and swivel link 30 to link, and after the latch-release of blocking device 22, rotates centered by pin S. A. 21 with the rotation interlock of swivel link 30 to seat rear side, the formation folding to seat insert 2 side.

Swivel link 30, as shown in Figure 1 and Figure 2, the parts longer at above-below direction making seat insert 2 move to reception position, as 3 swivel link 30, the 1st connecting rod 31 with the right part being configured at seat insert 2, be configured at seat insert 2 left part the 2nd connecting rod 32, be configured at than the 2nd connecting rod 32 more keep left side, there is the 3rd connecting rod 33 guiding connecting rod function.

1st connecting rod 31 and the 2nd connecting rod 32 are configured at relative position in the longitudinal direction, and the 3rd connecting rod 33 is configured at than the 1st connecting rod 31 and the 2nd connecting rod 32 more slightly by rear.

In addition, on the right side than the 3rd connecting rod 33 more seat chair Width, the piston shock absorber 35 be made up of the parts longer at above-below direction is configured with.

1st connecting rod 31 is made up of the sheet metal parts being formed as roughly oblong tubular, is formed by two bending for roughly コ word shape sheet metal component combinations specifically, has closed cross-sectional configuration.

The duct member of cylinder is formed by roughly L-shaped sigmoid by the 2nd connecting rod 32, and as shown in Figure 1, Figure 3, its long leg divides along the 1st connecting rod 31 and configures, and the short side part of L-shaped shape extends in the lateral direction towards the 1st connecting rod 31 and links.

Each upper end of 1st connecting rod 31 and the 2nd connecting rod 32, as shown in Figure 2, is rotatably linked to the rearward end of seat insert 2 respectively by linking bracket.

Each lower end is the 1st link rotating shaft 31a, the 2nd link rotating shaft 32a, is rotatably linked to the floor side base component 60 on car body floor by seat side installing component 50 respectively.

3rd connecting rod 33 guides connecting rod, and same upper end is rotatably linked to the rearward end of seat insert 2, and lower end is the 3rd link rotating shaft 33a, is directly rotatably linked to floor side base component 60.

Be provided with not shown connecting rod force application spring at these link rotating shaft 31a, 32a, three swivel link 30 always force in reception position side by connecting rod force application spring centered by these link rotating shaft 31a, 32a, 33a.

In above-mentioned formation, swivel link 30 is linked by seat insert 2 and mounting or dismounting pin 20.Therefore, seat main body is when using state, and because mounting or dismounting pin 20 and the striker 24 on car body floor are locked, swivel link 30 and connecting rod force application spring resist, and are held in the position supporting seat insert 2 from below.

In addition, swivel link 30, after mounting or dismounting pin 20 with the latch-release of striker 24, is rotated to make seat insert 2 move to reception position by the force of connecting rod force application spring.

In swivel link 30, than being arranged at the installation shaft 34 of upper end slightly by inferior portion, as shown in Figure 2, the reception and registration parts 40 directly linked with mounting or dismounting pin 20 are installed.

Pass on parts 40, as shown in Figure 2, by microscler reception and registration parts 41, axle prop up rotatably to be linked in the reception and registration S. A. 42 of swivel link 30, one end pass on main part 41 front end, the other end in mounting or dismounting pin 20, be fixed on and form than the reception and registration connecting rod 43 of pin S. A. 21 part more on the lower.

Pass on main part 41 rotatable to pass on centered by S. A. 42 relative to swivel link 30, when the using state shown in Fig. 6 (a), the longer direction along seat insert 2 extends, and with respect to the horizontal plane only retreats with certain angle and configures.

In addition, pass on main part 41, when switching to the receiving state shown in Fig. 7 (b), the longer direction along swivel link 30 extends configuration substantially in parallel.

Pass on connecting rod 43 to form roughly bowed shape viewed from seat side, have at the reception and registration link rotating shaft 44 passing on the front end of main part 41 to prop up at left and right directions axle.

Connecting rod 43 is passed on to become to pass on centered by link rotating shaft 44, the formation rotated to make mounting or dismounting pin 20 fold rotation to seat insert 2 side.

Specifically, in reception and registration connecting rod 43, link rotating shaft 44 is passed on to pass through relative to seat insert 2 forwards side relative movement, in other words, mobile by overlapping with pin S. A. 21 viewed from seat side, become and pass on connecting rod 43 to fold the formation of rotation to seat rear side with mounting or dismounting pin 20 simultaneously.

In addition, pass on connecting rod 43 to be made up of the roughly crank shape bent in the lateral direction, pass on link rotating shaft 44 to be configured at and more to keep left right outside side than pin S. A. 21, become the formation do not interfered with one another.

Seat side installing component 50, as Figure 1 and Figure 4, be the bracket lower end of swivel link 30 is installed on car body floor, form primarily of the 1st installing component 51 of lower end, the 2nd installing component 55 of lower end that is installed on the 2nd connecting rod 32 being installed on the 1st connecting rod 31.

1st installing component 51, the 2nd installing component 55 are configured at the position overlapped on seat fore-and-aft direction.

1st installing component 51 by cross-sectional plane roughly コ word shape form, as shown in Figure 4, primarily of the rear wall parts 51a extended at seat left and right directions, from the left and right two end portions of rear wall parts 51a continuously and form to a pair left side wall 51b and right side wall portions 51c that seat front side extends.

Be provided with at left side wall 51b and right side wall portions 51c formed in these upper parts, prop up the 1st axis hole 52 of the 1st link rotating shaft 31a for axle, the 1st engagement projections 53 that the end portion in these fronts formed, embedded floor side base component 60.

A pair the 1st engagement projections 53 to seat front side and under-seat side outstanding, through and embed a pair the 1st engaging holes 63 being arranged at floor side base component 60.

In addition, the fore-end of the 1st engagement projections 53 is as through 1st engaging hole 63, and extension terminates in the hook-shaped extension stop 53a of the peripheral part of the side, the inside of the 1st engaging hole 63 and formed.

In addition, the body floor of the 1st installing component 51 configures with overlapping with flushing above of floor side base component 60.

2nd installing component 55 by vertical section roughly L-shaped shape form, as shown in Figure 4, form primarily of the sidewall portion 55a extended at seat fore-and-aft direction, the bottom wall part 55b that extends continuously and to the 1st installing component 51 side from the lower end of sidewall portion 55a.

Sidewall portion 55a is provided with that divide formation in its substantially central portion, prop up the 2nd link rotating shaft 32a for axle the 2nd axis hole 56.

In addition, the two ends of the seat fore-and-aft direction of sidewall portion 55a and bottom wall part 55b bend respectively, and the two ends bending at bottom wall part 55b become the 2nd engagement projections 57.

A pair the 2nd engagement projections 57 are outstanding to under-seat side, and through and embedding is arranged at a pair the 2nd engaging holes 64 of floor side base component 60.

In addition, each 2nd engagement projections 57, to the bearing of trend of the 1st engagement projections 53, namely extends to the left and right directions intersected vertically with seat fore-and-aft direction.

In addition, the body floor of the 2nd installing component 55 configures with overlapping with flushing above of floor side base component 60.

Floor side base component 60, as Figure 1 and Figure 4, is the bracket lower end of swivel link 30 and piston shock absorber 35 being installed on the roughly L-shaped shape body of car body floor, is configured at the housing recess on car body floor.

Floor side base component 60 primarily of be installed on housing recess bottom surface bottom wall part 61, from this bottom wall part 61 continuously and extend, the sidewall portion 62 being installed on the medial surface of housing recess is formed.

Be formed in bottom wall part 61, interval on seat left and right directions and a pair that extend on seat fore-and-aft direction the 1st engaging holes 63 arranged, and on seat fore-and-aft direction interval and a pair that extend on seat left and right directions the 2nd engaging holes 64 arranged.

A pair the 1st engaging holes 63 are the through holes being embedded in the 1st engagement projections 53 for a pair, extend to sidewall portion 62 from bottom wall part 61 always.

A pair the 2nd engaging holes 64 are the through holes being embedded in the 2nd engagement projections 57 for a pair.

Be formed with the flange portion 65 bending towards top in the left end of bottom wall part 61, the rotatable earth's axis of end portion of piston shock absorber 35 is propped up in flange portion 65.

In addition, the stair-stepping rugged rinforcement bar 66 of encirclement a pair the 1st engaging holes 63 is formed in bottom wall part 61 and sidewall portion 62.

The peripheral part of the 1st engaging hole 63 and the 2nd engaging hole 64 extends and configures by rinforcement bar 66.

In above-mentioned formation, the part of being surrounded by rinforcement bar 66 becomes male portion outstanding upward, and the 1st engaging hole 63 in this male portion is embedded with the 1st engagement projections 53.

Therefore, the 1st engagement projections 53, when being embedded in the 1st engaging hole 63, can suppress to interfere the bottom surface of housing recess and medial surface.

Describe in detail, the bottom surface of the 1st engagement projections 53 and the configuration that overlaps with flushing in the bottom surface of housing recess and medial surface respectively above.

In addition in above-mentioned formation, be formed with at the rear portion of bottom wall part 61 a pair can determine position notch 67 by the not shown jut (by determining position portion) be arranged on the bottom surface of housing recess.

Therefore, floor side base component 60, its side, sidewall portion 62 abuts with the medial surface of housing recess and determines position, and its opposition side determines position by notch 67, improves assembleability.

Next, be described about the resin cap from outer side covers seat based on Fig. 5.

This resin cap mainly has the seat side cover 70 covering seat side installing component 50, the floor side cover 80 of the part covering floor side base component 60, the connecting rod cap 90 of covering swivel link 30.

By these resin caps, the impact from outside can be protected, the invasion of foreign matter can be prevented in addition.As a result, the round and smooth stowing operation of seat, recovery operation can be maintained.

Seat side cover 70 is the parts from the assembling of seat rear, the 1st seat side cover 71, the 2nd seat side cover 72 of cross-sectional plane roughly コ word shape that covers the 2nd installing component 55 of the roughly コ word shape of the cross-sectional plane with covering the 1st installing component 51.

The end portion of the 1st seat side cover 71 abuts with floor side base component 60, becomes the flange portion 71a that the face along floor side base component 60 is expanded.

In addition, the 1st seat side cover 71 is concluded by square bolt after seat and is assembled in the 1st installing component 51.

Floor side cover 80 is made up of roughly L-shaped shape body, and its sidewall portion 82 overlaps with the sidewall portion 62 of floor side base component 60, and bottom wall part 81 overlaps with bottom wall part 61 and assembles.

Describe in detail, floor side cover 80, the installation protuberance 82a buckle in sidewall portion 82 is incorporated into the mounted hole 62a in sidewall portion 62, and bottom wall part 81 is concluded in bottom wall part 61 bolt.

Connecting rod cap 90 has to surround cross-sectional plane that the 1st connecting rod 31 covers roughly the 1st connecting rod cap 91,92 of コ word shape and the 2nd connecting rod cap 93 of the cross-sectional plane roughly コ word shape that covers the 2nd connecting rod 32 from rear.

About the fore-end of seat insert.

Next, the fore-end (peripheral edge portion) about seat insert 2 based on Fig. 6 is described.

Seat insert 2 is being placed with cushion rubber 2a as on the liner frame of skeleton, is covered form by epidermis 2b.

Its part of cushion rubber 2a to than the more forward side ring in the front end of liner frame around and extend a little downwards, define the shape of the leading section of seat insert 2 and bedding properties.

The downside epidermis 2ba that epidermis 2b has a bottom being configured at the seat insert 2 and upside epidermis 2bb being configured at the top of seat insert 2, a, part more more outward than downside epidermis 2ba at the fore-end of seat insert 2 stretches and arrange,

The part stretched in a upside epidermis 2bb part becomes epidermis extension section 2bc, becomes the structure of multiple coincidence at the fore-end epidermis of seat insert 2.

Downside epidermis 2ba is the parts of the bottom of protecting chair liner 2, extends upward from the bottom of seat insert 2 to leading section, and its end section is sutured in upside epidermis 2bb.

Upside epidermis 2bb is the parts of the outward appearance determining seat insert 2, extends downwards from the top of seat insert 2 to leading section.

At the epidermis extension section 2bc that upside epidermis 2bb extends downwards, its end section turns back and is sutured in the front end of downside epidermis 2ba.

In the field surrounded by epidermis extension section 2bc, be pasted with microscler flexible plates 2bd at seat Width.

Flexible plates 2bd is formed by having flexible rectangular-shaped rubber plate, is configured at the inside of epidermis extension section 2bc.

In above-mentioned formation, seat main body becomes receiving state, is connected to the bottom of seat insert 2 by swivel link 30, and seat insert 2 entirety becomes the state of how much shrinking to some extent.

At this moment, by preferentially abutting in making downside epidermis 2ba at epidermis 2b, the generation of the fold at upside epidermis 2bb can be alleviated, alleviate the impact of the outward appearance on seat insert 2.

In addition in above-mentioned formation, seat main body resets into using state from receiving state, and swivel link 30 is from the state liberation that press against seat insert 2.

At this moment, by the recuperability of the flexible plates 2bd in epidermis extension section 2bc inside, seat insert 2 is all, particularly resets into original state from press against the in good shape of upside epidermis 2bb.

About seat storage action.

Next, based on Fig. 7, Fig. 8, auto use chair S is described from using state to the action of receiving state movement.In addition, at Fig. 7, Fig. 8, when leaning device 10 illustrates with bullet, represent lock-out state, represent latch-release state with during white round dot diagram.Fig. 9, Figure 10 are too.

Auto use chair S, when the using state shown in Fig. 7 (a), becomes back of seat 1 and is locked as standing state by leaning device 10, seat insert 2 by mounting or dismounting pin 20 and swivel link 30 from below by the formation supported.

At this moment, at blocking device 22, become the state that mesh hook 23 is engaged in striker 24.

Next, when making auto use chair S move from using state to receiving state, such as, the not shown operation belt of operation setting above back of seat 1.

Passenger is by stretched operation belt, and as shown in Fig. 7 (b), the locking of leaning device 10 is removed, and back of seat 1, by not shown helical spring force, starts rotate folding to seat insert 2 side centered by S. A. 11.

When back of seat 1 is folded to certain position of rotation, blocking device 22 removes the mesh hook 23 of mounting or dismounting pin 20 and the locking of striker 24, and swivel link 30 starts to rotate to make seat insert 2 move to housing recess position by the force of connecting rod force application spring.

At this moment, because seat insert 2 exerts a force by piston shock absorber 35 upward, to upspring movement with latch-release seat insert 2.

In addition, not shown shifter and blocking device 22 are linked by not shown cable assemblies, when back of seat 1 is folded to certain position of rotation, be stretched by an end of shifter cable assemblies, become the formation removed and be linked to the locking of the blocking device 22 of the other end of cable assemblies.By the cable assemblies that always stretches, blocking device 22 maintains can not lock-out state.

Next, swivel link 30 starts to make seat insert 2 move to reception position to rotate, and mounting or dismounting pin 20 and the rotation interlock of swivel link 30, start to fold to seat insert 2 side to rotate.

Describe in detail, the upper end of mounting or dismounting pin 20 and the upper end of swivel link 30 are by passing on parts 40 to link, and being rotated through of swivel link 30 passes on parts 40 to convey to mounting or dismounting pin 20.As a result, swivel link 30 starts to seat rear to rotate, and mounting or dismounting pin 20 starts rotate folding to seat insert 2 side.

Next, as shown in Fig. 8 (a), when seat insert 2 arrives certain position towards reception position, in other words, when swivel link 30 and mounting or dismounting pin 20 arrive certain position of rotation, the state liberation be stretched from one end of cable assemblies by not shown shifter, be linked to the blocking device 22 of the other end of cable assemblies, never lockable state switches to lockable state.

By above-mentioned a series of action, as shown in Fig. 8 (b), the seat insert 2 and the back of seat 1 that form seat main body are accommodated in reception position, and auto use chair S moves to receiving state.

Fig. 8 (b) is the partial cross section figure of the fore-end of seat insert 2.Seat main body, when receiving state, is accommodated between seat side installing component 50 and floor side base component 60 at epidermis 2b epidermis extension section 2bc on seat fore-and-aft direction.

About seat restoring action.

Next, based on Fig. 9, Figure 10, the action that auto use chair S is restored from receiving state to using state is described.

When making auto use chair S restore from receiving state to using state, as shown in Figure 9, such as, passenger catches certain position by seat main body pull-up upward.

Swivel link 30 by by seat main body pull-up, to move to seated position to make seat insert 2 and rotates to seat front side centered by link rotating shaft.

At this moment, be linked in the rotation of swivel link 30, mounting or dismounting pin 20 rotates to seat front side centered by pin S. A. 21 from the state being folded to seat insert 2 side.

Seat main body, as shown in Figure 10 (a), when pull-up completely upward, the mesh hook 23 of mounting or dismounting pin 20 is locked by blocking device 22 with striker 24.

Next, after by seat main body pull-up, become standing state from the state that back of seat 1 is folding to seat insert 2 side.

By above-mentioned a series of action, auto use chair S has restored to using state.

Other embodiment.

At above-mentioned embodiment, auto use chair S becomes the formation that seat insert 2 can be accommodated in the housing recess formed at seat rear, such as, but being not limited thereto, also can be the formation that seat insert 2 can be accommodated in the housing recess formed in seat front.

In that situation, need mounting or dismounting pin 20 to configure on the contrary with the position relationship of the seat fore-and-aft direction of swivel link 30.

At above-mentioned embodiment, as shown in Figure 5, engagement projections is formed in installing component 50 side, seat side, floor side base component 60 side is formed with engaging hole, but be not limited thereto, on the contrary, also can be formed with engaging hole in installing component 50 side, seat side, be formed with engagement projections in floor side base component 60 side.

And engaging hole is not limited to through hole, also can be formed as the hole of recess shapes.

At above-mentioned embodiment, as shown in Figure 5,1st engagement projections 53 part chimeric with the 1st engaging hole 63 extends to mutually orthogonal direction with the part that the 2nd engagement projections 57 is chimeric with the 2nd engaging hole 64, but is not limited thereto, and is at least just passable to the direction extension of reporting to the leadship after accomplishing a task.

And above-mentioned telescoping part is not limited to 2, also can multiplely arrange.

At above-mentioned embodiment, as shown in Figure 6, the example of the peripheral edge portion of fore-end as seat insert in patent claims of seat insert 2 is illustrated, but is not particularly limited to fore-end, also peripheral edge portion can be applicable to rear edge part, right end portion, left end portion.

At above-mentioned embodiment, as shown in Figure 6, epidermis 2b has downside epidermis 2ba, upside epidermis 2bb, formation as the epidermis extension section 2bc of a part of upside epidermis 2bb respectively, but is not limited thereto, and these epidermises also can be forming of being formed by the quality that a slice is common.

At above-mentioned embodiment, be illustrated about the foldable auto use chair for automobile with concrete example, but be not limited thereto, outside the auto use chair of train, city motor bus etc., also can use as the vehicle seat of aircraft, ship etc.

In present embodiment, mainly auto use chair related to the present invention is illustrated.

But, the example of above-mentioned embodiment just in order to make understanding of the present invention easier, and non-limiting the present invention.The present invention does not depart from its purport, and the present invention includes its equivalent while change, improvement is a matter of course.

Particularly, about configuration and the formation of swivel link 30, seat side installing component 50 and floor side base component 60, in the content that above-mentioned embodiment illustrates, be only an example, and non-limiting the present invention.

Nomenclature

S auto use chair

1 back of seat

1a, 2a cushion rubber

1b, 2b epidermis

2 seat inserts

Epidermis on the downside of 2ba

Epidermis on the upside of 2bb

2bc epidermis expanding section

2bd flexible plates

10 leanings device

11 S. A.s

20 mounting or dismounting pin

21 pin S. A.s

22 blocking devices

23 mesh hooks

24 strikers

30 swivel link

31 the 1st connecting rods

31a the 1st link rotating shaft

32 the 2nd connecting rods

32a the 2nd link rotating shaft

33 the 3rd connecting rods

33a the 3rd link rotating shaft

34 installation shaft

35 piston shock absorbers

40 pass on parts

41 pass on main part

42 pass on S. A.

43 pass on connecting rod

44 pass on link rotating shaft

50 seat side installing components

51 the 1st installing components

51a rear wall parts

51b left side wall

51c right side wall portions

52 the 1st axis holes

53 the 1st engagement projections

53a hangs stop

55 the 2nd installing components

55a sidewall portion

55b bottom wall part

56 the 2nd axis holes

57 the 2nd engagement projections

60 floor side base components

61 bottom wall part

62 sidewall portions

62a is mounted hole

63 the 1st engaging holes

64 the 2nd engaging holes

65 flanges

66 rinforcement bars

67 notchs (determining positions portion)

70 seat side covers

71 the 1st seat side covers

71a flange portion

72 the 2nd seat side covers

80 floor side covers

81 bottom wall part

82 sidewall portions

90 connecting rod cap

91,92 the 1st connecting rod cap

93 the 2nd connecting rod cap

Claims (12)

1. an auto use chair, possesses seat main body, and described seat main body has the seat insert as the portion of taking one's seat, and is installed on this seat insert and as the back of seat of back-rest;

This seat main body can be accommodated in the reception position formed at car body floor, it is characterized in that:

There is the swivel link that end side being installed on described seat main body, rotating relative to described car body floor to make this seat main body move to described reception position side;

Be installed on another side of this swivel link, be linked to the seat side installing component of the floor side base component be arranged on described car body floor;

In this seat side installing component and described floor side base component, the engagement projections being arranged at a side is embedded into relative to the engaging hole being arranged at the opposing party.

2. auto use chair according to claim 1, is characterized in that:

Described engaging hole is the through hole being arranged at described floor side base component;

Described engagement projections is arranged at described seat side installing component, through described through hole and being embedded into.

3., according to the auto use chair that claim 1 or 2 is recorded, it is characterized in that:

The telescoping part that described engaging hole is chimeric with described engagement projections, is arranged at different positions by multiple;

Multiple described telescoping part extends configuration on the direction of reporting to the leadship after accomplishing a task mutually.

4. auto use chair according to claim 3, is characterized in that:

In described floor side base component and described seat side installing component, at least one party, the peripheral part of described telescoping part is provided with stair-stepping rugged rinforcement bar.

5. auto use chair according to claim 4, is characterized in that:

The described telescoping part of at least 1 surround by described rinforcement bar.

6. auto use chair according to claim 4, is characterized in that:

Described floor side base component has, be arranged at the housing recess formed on described car body floor, the bottom surface being installed on this housing recess bottom wall part, to extend continuously from this bottom wall part and to be installed on the sidewall portion of the medial surface of described housing recess;

Described rinforcement bar extends from described bottom wall part to described sidewall portion.

7. auto use chair according to claim 6, is characterized in that:

Described bottom wall part is being provided with the opposition side of side, described sidewall portion, has and can be determined the determining positions portion of decision position, position portion on the bottom surface being arranged at described housing recess.

8. auto use chair according to claim 3, is characterized in that:

Described engaging hole is through hole;

At the outshot of the through described through hole of described engagement projections, be provided with the extension stop for hanging the peripheral part terminating in described through hole.

9. auto use chair according to claim 3, is characterized in that:

There is the floor side cover from floor side base component described in outer side covers;

Be provided with at this floor side cover and be configured between multiple described telescoping parts and the installation portion of the attached portion being arranged at described floor side base component can be installed on.

10., according to the auto use chair that claim 1 or 2 is recorded, it is characterized in that:

There is the seat side cover from seat side installing component described in outer side covers;

This seat side cover extends towards described floor side base component;

The part extended is connected to described floor side base component, and expands along the face of this floor side base component.

11. auto use chairs recorded according to claim 1 or 2, is characterized in that:

Described seat insert at least has cushion rubber and the epidermis covering this cushion rubber;

This epidermis has the downside epidermis of the bottom being configured at described seat insert, and be configured at described seat insert top and be set to this seat insert peripheral edge portion than described downside epidermis stretch more laterally a part upside epidermis.

12. auto use chairs according to claim 11, is characterized in that:

In the part that described upside epidermis stretches laterally, extend downwards;

When described seat main body is contained, the part extended downwards, is configured between described seat side installing component and described floor side base component.