JPH09175252A - Seat with foot rest - Google Patents

Abstract

PROBLEM TO BE SOLVED: To ensure sufficient leg space for an occupant on the rear seat side without becoming impediment at the time of providing a seat back with a pocket. SOLUTION: The rear end part of a seat cushion 2 is provided with an arm 13 rotatably into an upright enclosed state and a service state tilted down onto the rear seat side, and the arm 13 is always energized into the enclosed state by an energizing member. The free end part side of the arm 13 is provided with a foot placing plate 14 for supporting the foot of an occupant on the rear seat side to form a foot rest 12. The outline dimensions of the foot rest 12 are set to such a size that the height in the enclosed state is kept within the rear end part of the seat cushion 2.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seat with a footrest provided with a footrest provided to a passenger on the rear seat side.

[0002]

2. Description of the Related Art Conventionally, for example, FIG.
As shown in FIG. 2, the footrest 102 is rotatably accommodated in the back portion of the seat back 101.
It is known that the rear side of the seat can be used by rotating the upper side of the seat rearward.
2536). Further, as shown in FIGS. 8 and 9, the footrest 1 is attached to the bottom of the seat cushion 105.
It is known that 06 is provided slidably in the front-rear direction, and the footrest 106 can be used on the rear seat side by being pulled out rearward (see Japanese Utility Model Laid-Open No. 2-143227). Although not shown, a sheet having a similar structure to this is described in Japanese Utility Model Laid-Open No. 63-94840.

[0003]

However, in such a conventional seat, in the former case, the volume of the pocket provided on the back surface of the seat back 101 is reduced, or the pocket can be provided on the seat back 101. There was the inconvenience of disappearing. In the latter case,
Although the above inconvenience does not occur, when the footrest 106 is not in use, there is an inconvenience that the leg space S of the rear seat occupant formed on the vehicle body floor side of the seat cushion 105 is reduced.

The present invention has been made in view of the above conventional problems, and has a footrest that does not hinder the provision of a pocket in the seat back and that can sufficiently secure a leg space for a passenger on the rear seat side. The purpose is to provide a sheet.

[0005]

In order to solve the above problems, in the present invention, in a seat with a footrest in which a seat for a vehicle is provided with a footrest provided to a passenger on the rear seat side, the footrest is The seat cushion constituting the seat is rotatably supported by a rear end portion of the seat cushion between a standing storage state and a usage state tilted to the rear seat side, and is constantly biased to the storage state by a biasing member. A footrest that supports the occupant's foot on the free end side of the footrest that is set to a size such that the height in the stored state fits in the rear end of the seat cushion, and that is spaced from the center of rotation. Was provided.

In such a construction, the stored footrest stands upright at the rear end of the seat cushion, and therefore does not project to the vehicle body floor side of the seat cushion.
Further, at this time, since the height of the footrest in the retracted state is set to fit within the rear end portion of the seat cushion, the upper portion thereof does not project to the back side of the seat back that constitutes the seat together with the seat cushion. Moreover, since the footrest is constantly biased to the retracted state by the biasing member, when the footrest is not used, the retracted state described above is reliably maintained. On the other hand, on the free end side that is separated from the center of rotation of the footrest, there is a footrest that supports the foot of the passenger on the rear seat side. It will be separated from the seat side.

In addition to the above structure, one end of a link member rotatable in the same direction as the footrest is supported by a rear portion of the seat cushion located on the front seat side with respect to the center of rotation of the footrest, and the link is formed. The other end of the member
Assuming that the footrest is movably connected in the vertical direction in the retracted state, the footrest is urged to the retracted state by the link member, and the rotation limit in the tilting direction is determined. Good. In such a configuration, the rotation limit of the footrest can be easily adjusted by appropriately setting the length of the link member. Further, during use, the state where the rotation limit is reached is maintained extremely firmly.

In addition to this, in a seat with a footrest in which a footrest for providing a passenger on the rear seat side is provided in a vehicle seat, the seat cushion can be pulled out to the rear seat side under the seat cushion that constitutes the seat. A supporting member is accommodated, and the footrest is supported by the end portion of the supporting member on the rear seat side so as to be rotatable, and can be held in a standing storage state and a use state tilted to the rear seat side. At the same time, the height in the stored state is set to fit in the rear end portion of the seat cushion.

In such a structure, when the footrest is not used, the support member is accommodated in the lower portion of the seat cushion, so that the stored footrest stands upright at the rear end of the seat cushion. Also,
At this time, the upper part of the footrest does not project to the back side of the seat back that constitutes the seat together with the seat cushion. On the other hand, when using a footrest, if the support member is pulled out to the rear seat side and the footrest is rotated to the use state, the footrest should be separated from the rear end of the seat cushion to the rear seat side. Becomes Moreover, at that time, if the amount of pulling out of the support member is adjusted,
The position of the footrest can be adjusted.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 and FIG. 2 are views showing a seat with a footrest according to a first embodiment of the present invention, in which a seat 1 constituting a front seat in a vehicle cabin can recline into a seat cushion 2 and a rear end thereof. And the seat back 3 provided in the. At the rear end of the seat cushion 2, one end is seat cushion 2
Is fixed to a seat frame 4 provided at the bottom of the seat by bolts 5 and nuts 6, and the other end side is seat cushion 2
L-shaped brackets 7 that come into contact with the rear end surface 2a are provided on both sides of the seat cushion 2 in the vehicle width direction. On the other end side of the L-shaped bracket 7, bolts 8,
A mounting bracket 10 having a U-shaped cross section is mounted by a nut 9, and a footrest 12 is rotatably supported on the mounting bracket 10 via a pivot bolt 11.

The footrest 12 has an arm 13 made of a plate material having one end pivotally supported by the mounting bracket 10 and a footrest plate extending in the vehicle width direction and having both ends screwed to the free ends of the arm 13, respectively. 14 and the footrest plate 14 constitutes the footrest part of the present invention.
A torsion coil, which is an urging member of the present invention, has one end fixed to the mounting bracket 10 side and the other end fixed to the arm 13 while being externally inserted into the pivotal bolt 11 in the mounting bracket 10. The spring 15 is housed. Then, in the footrest 12, the footrest plate 14 is moved by the spring force of the torsion coil spring 15 as shown by the two-dot chain line in FIG.
It is constantly urged to come into contact with and stand up to a stored state. Further, the footrest 12 is set to have an external dimension such that the height of the footrest 12 in the retracted state fits in the rear end portion of the seat cushion 2. On the other hand, a stopper 13a is bent at the base end of the arm 13 through which the pivot bolt 11 penetrates, and when the footrest 12 is rotated toward the rear seat side, the stopper 13a is attached to the mounting bracket 10. The amount of rotation is regulated by the contact.

In the present embodiment having the above-described structure, since the footrest 12 in the retracted state is stored upright at the rear end portion of the seat cushion 2, it does not project to the vehicle body floor side of the seat cushion 2. . Therefore, it is possible to secure a sufficient leg space S on the vehicle body floor side of the seat cushion 2 for passengers on the rear seat side. Further, at this time, since the height of the footrest 12 is set so that the height of the footrest 12 in the stored state can be accommodated in the rear end portion of the seat cushion 2, the upper portion thereof should project from the seat cushion 2 to the back side of the seat back 3. There is no. Therefore, when a pocket is provided in the seat back 3, the footrest 1
2 does not get in the way, as a result of which a larger volume pocket can be provided on the back side of the seatback 3.

Moreover, the retracted footrest 12 is
As described above, the seat cushion 2 is stored in a standing state at the rear end thereof, and the upper portion thereof does not project to the back side of the seat back 3, so it is an obstacle when fully reclining the seat back 3 to the rear seat side. Never be. Therefore, the footrest 1 can be applied to existing seats without changing the shapes of the seat cushion 2 and the seat back 3.
2 can be provided. Also, the footrest 12 is
Since the torsion coil spring 15 is constantly urged to the retracted state, when it is not used, the footrest plate 14 is in an upright non-use state so as to abut against the rear end surface of the seat cushion 2. Therefore, the footrest 12 is not stored in a halfway state when not in use, and the reclining operation of the seatback 3 is not hindered by the footrest 12 stored halfway. This improves usability.

On the other hand, the footrest 12 is rotated to
As shown in FIG. 4, when the seat is tilted to the rear seat side, the footrest plate 14 is present apart from the rear end portion of the seat cushion 2 toward the rear seat side. Therefore, when the passenger on the rear seat side puts his / her foot on the footrest 12, it is easy to place the footrest plate 14 at a position closer to the arch than the toes. Therefore, it is possible to provide a footrest that is more convenient for the passengers on the rear seat side.

3 and 4 are views showing a seat with a footrest according to a second embodiment of the present invention. Explaining below, at the rear end portion of the seat cushion 2 which constitutes the seat 1 together with the seat back 3, a bracket 2 bolted to a seat frame 4 provided at the bottom thereof.
1 is provided on each side of the seat cushion 2 in the vehicle width direction. One end side of the bracket 21 extends from the seat cushion 2 to the rear seat side, and the extending end portion has a substantially cylindrical first bearing portion 21 in a state of protruding upward.
a is integrally formed. And both brackets 2
The bearing portion 21a of No. 1 has a support shaft 22 extending in the vehicle width direction.
The both ends of the
A footrest 23 is rotatably supported via. That is, the footrest 23 is made of a member having a substantially L-shaped cross section, and one end of the footrest 23 has the support shaft 22.
Mounting portion 24 integrally formed with a tubular portion 24a into which
And a footrest portion 25 which is continuously formed on the other end edge of the mounting portion 24 at an angle of approximately 90 degrees and constitutes the free end portion side of the footrest 23.

On the other hand, the bracket 21 has a cylindrical second bearing portion 2 located at the rear end portion of the seat cushion 2.
1b is formed. One end side of a support link 26 which is a link member of the present invention bent in a substantially U-shape is inserted into the second bearing portion 21b. A screw portion 26a is formed at one end of the support link 26 penetrating the second bearing portion 21b, and the screw portion 26a has a first flat washer 2
7, torsion coil spring 28, second flat washer 2
After the nuts 9 have been sequentially inserted, the nuts 30 are screwed onto the support links 26 and the torsion coil springs 28.
And are integrated. The support link 26 is rotatable in the same direction as the footrest 23, and is urged by the spring force of the torsion coil spring 28 in the rotational direction toward the seat cushion 2 on the other end side.

The other end of the support link 26 is slidably abutted on the footrest 25 on the back side of the footrest 23. That is, the other end of the support link 26 is connected to the footrest 23 so as to be vertically movable in the stored state shown in the drawing. The footrest 23 is always urged to a stored state in which the footrest 23 stands up at the rear end portion of the seat cushion 2 via the support link 26 and the footrest portion 25 contacts the rear end surface 2a of the seat cushion 2. . Further, the height of the footrest 23 in the retracted state is set to an external dimension that fits in the rear end portion of the seat cushion 2, while the footrest 23 is in a use state in which the seat is tilted to the rear seat side as shown by a two-dot chain line in FIG. When the support link 26 rotates, the intermediate portion of the support link 26 abuts on the first bearing portion 21a, and the support link 26 determines the rotation limit to the use state.

Also in the present embodiment having such a configuration, as in the case described above with reference to FIG. 1, the stored footrest 23 is in the state of standing upright at the rear end of the seat cushion 2 and its upper portion. Does not project to the back side of the seat back 3 and is always urged to the stored state by the support link 26. Further, when the footrest 23 is rotated to the rear seat side to be in the use state, the footrest portion 25 exists apart from the rear end portion of the seat cushion 2 toward the rear seat side. Therefore, the same effect as that described above can be obtained, such as being able to secure a sufficient leg space S for the passenger on the rear seat side on the vehicle body floor side of the seat cushion 2.

In addition to this, the footrest 23 can be easily set by appropriately setting the length L of the support link 26 described above.
It is possible to adjust the rotation limit of, that is, the inclination of the footrest portion 25 in the use state. Therefore, footrest 2
3 is easy to design. Further, since the footrest 23 is extremely firmly held in use by the support link 26 during use, the use strength of the footrest 23 can be improved as compared with the one shown in FIG.

5 and 6 are views showing a seat with a footrest according to a third embodiment of the present invention. Explaining below, a seat frame 4 is provided at a bottom portion of a seat cushion 2 that constitutes a seat 1 together with a seat back 3, and the seat frame 4 is provided on both sides of the seat cushion 2 in the vehicle width direction with a rectangular tube. Shaped slide guides 31 are provided respectively. A long slide arm 32, which is a support member of the present invention, is fitted in both slide guides 31 so as to be pulled out to the rear seat side.
The slide arm 32 is accommodated in the seat cushion 2 in a state of being slid toward the front side of the vehicle body and has a rectangular cross section.
3 and a generally cylindrical bearing portion 34 which is integrally formed on one end side of the general portion 33 and is exposed at the rear end portion of the seat cushion 2. On the other end side of the general portion 33 accommodated in the seat cushion 2, the slide arm 32 is brought into contact with the end portion of the slide guide 31.
The slide stopper 34 that regulates the amount of pulling out the screw 3
It is fastened by 5.

On the other hand, footrests 36 extending in the vehicle width direction are supported by both of the bearing portions 34 exposed at the rear end portions on both sides of the seat cushion 2. That is, the footrest 36 is a plate-shaped footrest body 37 having a streamlined side surface extending in the vehicle width direction, and a long-shaped support shaft 3 that is internally fitted and fixed to one long side thereof.
8. Both ends of the support shaft 38 are
While protruding from both sides of the footrest body 37,
It is rotatably fitted in the bearing portion 34 of the slide arm 32 from the inside. This makes the footrest 3
6 is rotatable.

Click springs 39 are fixed to both ends of the support shaft 38 from the outside of the bearing portion 34 by screws 40 which are screwed into the support shaft 38 and are integrated with each other. On the outer surface of the bearing portion 34, the engaging protrusion 39a of the click spring 39 is provided.
Are provided with click grooves 34a, 34a that engage with the rotation of the. Then, when the footrest 36 is rotated to the upright storage state and is rotated to the use state, the locking convex portions 39a of the click spring 39 are engaged with the click grooves 34a and 34a of the bearing portion 34, respectively. The state is maintained. The height of the footrest main body 37 is set so that the height of the footrest main body 37 in the retracted state fits into the rear end portion of the seat cushion 2. Further, stopper parts 41 that partially cover the peripheral surface of the bearing part 34 of the slide arm 32 are integrally formed at both long side ends of the footrest body 37. As a result, when the footrest 36 is rotated to the use state in which the footrest 36 is tilted to the rear seat side as shown by the chain double-dashed line in FIG. 5, the stopper portion 41 comes into contact with the lower surface of the general portion 33 of the slide arm 32. That state is maintained.

In the present embodiment having the above-described structure, when the footrest 36 is not used, the slide arm 32 is housed in the seat cushion 2 and the footrest 36 is put in the retracted state. 2 is erected at the rear end portion, and at that time, the upper portion of the footrest 36 does not project to the back side of the seatback 3. Therefore, as in the case described above, the leg space S for the rear seat occupant can be sufficiently secured. Further, a pocket having a larger volume can be provided on the back surface of the seat back 3, and a footrest can be provided for an existing seat.

On the other hand, when the footrest 36 is used, if the slide arm 32 is pulled out to the rear seat side and the footrest 36 is rotated to the used state, the footrest 36 is moved from the rear end of the seat cushion 2 to the rear seat. Since the passengers on the rear seat side are spaced apart from each other, it is easy for the passenger on the rear seat side to place the part closer to the arch than the toes on the foot rest part. Therefore, a footrest with excellent usability can be provided. Moreover, in that case, the position of the footrest 36 can be adjusted by adjusting the amount of pulling out of the slide arm 32, so that a footrest with better usability can be provided. It should be noted that the footrest 3 can be simply rotated at the rear end portion of the seat cushion 2 into the use state without pulling out the slide arm 32.
The use of 6 is possible. Further, the slide arm 32 may be configured to be pulled out in multiple stages with an appropriate click feeling.

[0025]

As described above, in the seat with footrest according to the first aspect, since the footrest in the retracted state stands up at the rear end of the seat cushion and does not project to the vehicle body floor side, It is possible to secure a sufficient leg space for the rear seat occupant formed on the vehicle body floor side of the seat cushion. Also, the height of the retracted state of the footrest is set to fit within the rear end of the seat cushion, and the upper part of the seat cushion does not project to the back side of the seat back when not in use, so a pocket is provided in the seat back. In this case, the footrest does not get in the way, and as a result, a larger volume pocket can be provided on the back surface of the seat back.

Further, for the same reason as above, it does not hinder the full reclining of the seat back to the rear seat side, so that the existing seat can be used without changing the shape of the seat cushion or the seat back. Can also be provided with a footrest. Furthermore, since the footrest is configured to be constantly biased to the retracted state by the biasing member, the footrest is not retracted halfway when not in use, and the seatback is retained by the halfway retracted footrest. Also, the reclining operation of is not disturbed. This improves usability.

On the other hand, the footrest is provided with a footrest portion for supporting the foot of the occupant on the rear seat side, and the footrest portion is separated from the rear end portion of the seat cushion toward the rear seat side when in use. Therefore, when the passenger on the rear seat side uses the footrest, it is easy to place the footrest part closer to the arch than the toe. Therefore, it is possible to provide a footrest that is more convenient.

Further, in the seat with a footrest according to claim 2, the rotation limit of the footrest can be easily adjusted by appropriately setting the length of the link member. Therefore, the footrest can be easily designed. Further, during use, the link member maintains the use state in which the rotation limit is reached extremely firmly, so that the use strength of the footrest can be further improved.

Further, in the seat with a footrest according to a third aspect, the footrest is provided at the rear seat side end of the support member accommodated in the lower portion of the seat cushion so as to be freely drawn out. By accommodating the members, the stowed footrest stands upright at the rear end of the seat cushion, and at that time, the upper portion of the footrest does not project to the back side of the seatback. Therefore, claim 1
Similar to the above, it is possible to secure sufficient leg space for passengers on the rear seat side, a pocket with a larger volume can be provided on the back of the seat back, and a footrest is provided for existing seats. You can

When using a footrest,
When the support member is pulled out to the rear seat side and the footrest is rotated to the use state, the footrest exists apart from the rear end portion of the seat cushion to the rear seat side,
As in the case of claim 1, when the occupant on the rear seat side uses the footrest, it is easy to place a portion closer to the arch than the toes on the footrest portion. Therefore, it is possible to provide a footrest that is more convenient. Moreover, in that case, the position of the footrest can be adjusted by adjusting the amount of pulling out of the support member, so that it is possible to provide a footrest with better usability.

[Brief description of the drawings]

FIG. 1 is a side view of a main part of a seat showing a first embodiment of the present invention.

FIG. 2 is an exploded perspective view of the footrest of FIG.

FIG. 3 is a side view of a main part of a seat showing a second embodiment of the present invention.

FIG. 4 is an exploded perspective view of the footrest of FIG.

FIG. 5 is a side view of a main part of a seat showing a third embodiment of the present invention.

FIG. 6 is an exploded perspective view of the footrest of FIG.

FIG. 7 is a side view showing a conventional example.

FIG. 8 is a side view of an essential part showing a non-used state of a footrest in another conventional example.

FIG. 9 is a side view of essential parts showing a usage state of a footrest in another conventional example.

[Explanation of symbols]

 1 Seat 2 Seat Cushion 12 Footrest 13 Arm 14 Footrest Plate (Footrest Part) 15 Torsion Coil Spring (Biasing Member) 23 Footrest 25 Footrest Part 32 Slide Arm (Supporting Member) 36 Footrest 37 Footrest Main Body

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Yasuo Hirama 10-1 Amanuma, Hiratsuka-shi, Kanagawa Nissan Shatai Co., Ltd.

Claims (3)

[Claims] 1. A seat with a footrest in which a seat for a vehicle is provided with a footrest provided to a passenger on the rear seat side, wherein the footrest stands upright at a rear end portion of a seat cushion constituting the seat. It is rotatably supported in the use state in which it is tilted to the rear seat side, and is constantly urged to the stored state by an urging member, and the height in the stored state is contained in the rear end portion of the seat cushion. A seat with footrest, characterized in that a footrest for supporting the foot of the occupant is provided on the free end side of the footrest that is set to a size and separated from the center of rotation. 2. One end of a link member that is rotatable in the same direction as the footrest is supported by a rear portion of the seat cushion located on the front seat side with respect to the center of rotation of the footrest, and the other end of the link member is , On the footrest,
In the storage state, the footrest is movably connected in the vertical direction, the footrest is urged to the storage state by the link member, and a rotation limit in the tilting direction is determined. A seat with a footrest according to item 1. 3. A seat with a footrest in which a seat for a vehicle is provided with a footrest for providing a passenger on the rear seat side, and a support member that can be pulled out to the rear seat side is accommodated under a seat cushion that constitutes the seat. The footrest is rotatable at the rear seat side end of the support member,
In addition, it is supported so as to be able to be held in an upright storage state and a use state in which it is tilted to the rear seat side, and the height in the storage state is set to a size that can be accommodated in the rear end portion of the seat cushion. A seat with a footrest.