JP4849459B2 - Vehicle seat and railway vehicle - Google Patents

Description

The present invention relates to a vehicle seat that can be used both as a seat and a bed, and can be folded compactly and disposed on a vehicle interior wall portion as necessary.
The present invention also relates to a railway vehicle including a vehicle seat that can be used both as a seat and a bed, and can be folded compactly and put away on a vehicle interior wall as necessary.

  It can be used as a seat normally in a railway car private room, etc., and can be used as a bed when tired, etc., and a sick person laid on a stretcher can be accommodated indoors, or a vehicle such as a town cart can be accommodated indoors. Thus, there is a need for a vehicle seat that can be folded compactly and put away as needed.

As a vehicle seat that meets the above requirements, the upper end side of the seat back is lowered along the back wall while the lower end side is drawn forward of the seat to be continuous with the seat cushion, thereby realizing a full flatness. Such a vehicle seat has been proposed (see Patent Document 1). Since the seat for vehicles of this patent documents 1 constitutes a flat part only by a seat back and a seat cushion, the length at the time of a full flat is shorter than a person's height, and as a result, rest a foot part enough There is an insufficiency that cannot be done.
Japanese Utility Model Publication No. 5-49469.

  The vehicle seat disclosed in Patent Document 1 has an insufficiency that the length when fully flat is shorter than the height of a person. For this reason, in order to compensate for this, there has been provided a vehicle seat in which the leg rest is pulled out from the side wall so as to be continuous with the end portion of the seat cushion. However, the configuration requires a space and a structure for folding and storing the leg rest on the lateral wall portion in the vehicle interior. For this reason, for example, problems such as not being able to provide a sufficiently wide window and securing a sufficient space on the window side occur.

The present invention has been made in view of such circumstances, and can be installed even in a vehicle cabin that can be used as both a seat and a bed, and it is difficult to secure a plurality of support walls, and is a vehicle cabin with limited space. An object of the present invention is to provide a vehicle seat that can also be used.
The present invention also includes a vehicle seat that can be used as a seat and a bed, can be installed even when it is difficult to secure a plurality of support walls in the vehicle interior, and can be used even when the space in the vehicle interior is limited. The purpose is to provide a railway vehicle.

The present invention is configured as described in [1] to [ 6 ] below.
[1] Configuration 1:
One end part is connected to a support member fixed to the wall and is supported so as to be swingable.
One end of the hinge bracket is connected to the other end of the hinge so as to be swingable with respect to the other end of the normally hidden cushion, and the other end is connected to one end of the hinge bracket at a predetermined height from the floor surface. A seat back connected to the side and supported to be swingable;
A first regulating member that regulates the swing range of the ever-hidden cushion and the seat back;
A support base for supporting the hinge bracket movably in the front-rear direction of the seat;
A seat cushion connected to the other end side of the hinge bracket and supported so as to be swingable;
A second restricting member for restricting the swing range of the seat cushion;
Have
The everlasting cushion is erected along the wall, the seat back is folded down to the side of the everlasting cushion, and the seat cushion is folded up to the seat back side. Storage state,
The everlasting cushion is erected along the wall, and the seat back is folded to hang down to the everlasting cushion side, and the seat cushion is opened so as to be separated from the seat back. The seat state,
The evergreen cushion is opened to be separated from the wall, and the seat back is opened to be separated from the evergreen cushion, and the seat cushion is opened to be separated from the seat back. Bed condition,
It can be set der to is,
The first restricting member is a first support leg that is suspended from the upper end side of the hinge and is suspended, and the lower end side abuts against the floor surface in the bed state to support the hinge at a predetermined height. ,
Between the lower end of the first support leg and the one end of the normally hidden cushion, a normally hidden spring for applying tension, and between the lower end of the first support leg and the other end of the seat back A back spring for applying tension, and the first support leg is set in the vertical direction in the bed state by the tension of both springs.
A vehicle seat characterized by that.

[2] Configuration 2 :
In configuration 1 ,
The second restricting member is attached to a distal end portion of the seat cushion so that a base end side thereof can swing, and is accommodated along the seat cushion in the housed state, and the seat in the seat state or the bed state. A second support leg that is spaced apart from the cushion and has a front end abutting against the floor surface to support the front end of the seat cushion at a predetermined height;
A vehicle seat characterized by that.

[3] Configuration 3 :
In either Configuration 1 or Configuration 2 ,
One end portion is connected to the support base and the other end portion is connected to the base end portion of the seat cushion. In the stored state, the seat cushion is urged in a direction to be folded toward the seat back side, and the seat state A gas spring that urges the seat cushion in a direction to open so as to be separated from the seat back in the bed state;
A vehicle seat characterized by that.

[4] Configuration 4 :
In any of Configuration 1 to Configuration 3 ,
A locking member that locks the movement of the support base in the front-rear direction at an arbitrary position;
By locking the support base at a desired position by the lock member and setting the distance between the hinge bracket and the wall to a desired distance, the opening angle between the ever-hidden cushion and the seat back is set to a desired angle. Set to achieve the reclining function,
A vehicle seat characterized by that.

[5] Configuration 5 :
One end part is connected to a support member fixed to the wall and is supported so as to be swingable.
One end of the hinge bracket is connected to the other end of the hinge so as to be swingable with respect to the other end of the normally hidden cushion, and the other end is connected to one end of the hinge bracket at a predetermined height from the floor surface. A seat back connected to the side and supported to be swingable;
A first regulating member that regulates the swing range of the ever-hidden cushion and the seat back;
A support base for supporting the hinge bracket movably in the front-rear direction of the seat;
A seat cushion provided on the support base;
Have
A seat state in which the everlasting cushion is erected along the wall, and the seat back is folded down to the side of the everlasting cushion;
A bed state in which the everlasting cushion is opened away from the wall and the seat back is opened away from the everlasting cushion;
It can be set der to is,
The first restricting member is a first support leg that is suspended from the upper end side of the hinge and is suspended, and the lower end side abuts against the floor surface in the bed state to support the hinge at a predetermined height. ,
Between the lower end of the first support leg and the one end of the normally hidden cushion, a normally hidden spring for applying tension, and between the lower end of the first support leg and the other end of the seat back A back spring for applying tension, and the first support leg is set in the vertical direction in the bed state by the tension of both springs.
A vehicle seat characterized by that.

[6] Configuration 6 :
A railway vehicle comprising the vehicle seat according to any one of Configurations 1 to 5 in a vehicle interior.

According to the first aspect, one end is connected to a support member fixed to a wall and supported swingably and one end of a hinge is connected to the other end, and the other end is connected to the other end of the hinge. By being connected to the end portion, the other end portion of the normally hidden cushion is swingably connected to each other, and the other end portion is connected to one end side of the hinge bracket having a predetermined height from the floor surface to be swingable. A seat back supported by the seat, a first restricting member for restricting a swing range of the normally hidden cushion and the seat back, a support base for supporting the hinge bracket so as to be movable in the front-rear direction of the seat, and a base end portion A seat cushion coupled to the other end of the hinge bracket so as to be swingably supported, and a second restricting member for restricting a swing range of the seat cushion, wherein the normally hidden cushion is the wall. To follow A stowed state in which the seatback is folded up and hangs down to the side of the evergreen cushion, and the seat cushion is folded up to the side of the seatback, and the standing cushion is along the wall. The seat back is folded down to the side of the evergreen cushion, and the seat cushion is opened so that the seat cushion is separated from the seatback, and the evergreen cushion is separated from the wall. Ri configurable der in the opened state in the bed so that and the seat cushion is opened so as to open and the seat back is separated from the normally hidden cushion away from the seat back, the first The regulating member is suspended by the hinge having its upper end fixed to the hinge, and in the bed state, the lower end is in contact with the floor. A first support leg for supporting a hinge at a predetermined height, a normally hidden spring for applying tension between a lower end of the first support leg and the one end of the normally hidden cushion; A back-side spring that applies tension between the lower end of the support leg and the other end of the seat back, and the first support leg is moved vertically in the bed state by the tension of both springs; because setting a vehicle seat you, a vehicle seat can also serves as the seat and bed, the degree of freedom in the supporting wall of the sheet to be installed in a vehicle compartment for sufficient one large, limited since folds compactly It is possible to provide a vehicle seat that can be stored in a vehicle compartment in a designated space.

Configuration 2 is the configuration 1 , wherein the second restricting member is attached to the distal end portion of the seat cushion so that the base end side is swingable, and is accommodated along the seat cushion in the accommodated state. In the seat state or the bed state, because it is a vehicle seat that is a second support leg that is separated from the seat cushion and the tip side abuts against the floor surface and supports the tip portion of the seat cushion at a predetermined height, There exists an effect which can provide the specific structure of a said 2nd control member.

Configuration 3 is either Configuration 1 or Configuration 2 , in which one end is connected to the support base and the other end is connected to a base end of the seat cushion. Because the vehicle seat further includes a gas spring that urges the seat back to be folded toward the seat back side, and urges the seat cushion in a direction to open the seat cushion away from the seat back in the seat state and the bed state. In addition to the effects of Configurations 1 to 4, there is an effect that the seat cushion can fall down in the stored state or the seat cushion can be repelled in the seated state or bed state.

The configuration 4 further includes a lock member that locks the movement of the support base in the front-rear direction at an arbitrary position in any one of the configurations 1 to 3 , and the support base is moved to a desired position by the lock member. A vehicle seat that achieves a reclining function by locking and setting a distance between the hinge bracket and the wall to a desired distance to set an opening angle between the ever-hidden cushion and the seat back to a desired angle. Therefore, in addition to the effects of Configurations 1 to 5, there is an effect that a reclining function can be realized.

According to the fifth aspect of the present invention, there is provided an ever-hidden cushion having one end connected to a support member fixed to a wall and supported in a swingable manner, and one end of the hinge connected to the other end, and one end connected to the other of the hinge. By being connected to the end portion, the other end portion of the normally hidden cushion is swingably connected to each other, and the other end portion is connected to one end side of the hinge bracket having a predetermined height from the floor surface to be swingable. A seat back that is supported by the seat, a first restricting member that restricts a swing range of the normally hidden cushion and the seat back, a support base that supports the hinge bracket so as to be movable in the front-rear direction of the seat, and the support base A seat cushion provided above the seat cover, the seat cover being erected so as to be along the wall, and the seat back being folded toward the seat cover cushion and hanging down; Hidden Deployment Ri configurable der the bed state opened to the open so as to be separated from the wall and the seat back is separated from the normally hidden cushion, the first regulating member, an upper end to the hinge A first support leg that is fixed and is suspended and has a lower end in contact with the floor surface in the bed state to support the hinge at a predetermined height. The lower end of the first support leg There is further provided a normally concealed spring for applying tension between the one end of the concealed cushion, and a back side spring for applying tension between the lower end of the first support leg and the other end of the seat back. and, since the first support leg by the tension of both springs is a vehicle seat to set the vertical direction at the bed state, a vehicle seat can also serves as the seat and bed sheet of support walls Is one It is possible to provide a vehicle seat is greater flexibility in installing the Rirutame passenger compartment.

Since the configuration 6 is a railway vehicle including any one of the vehicle seats of the configurations 1 to 5 in the vehicle interior, the rail vehicle including the vehicle seat having the effects of the configurations 1 to 5 is provided. There is an effect that can provide.

  Embodiments of the present invention will be described with reference to the drawings. 1 to 7 show a vehicle seat according to an embodiment. 1 to 3 and 6 to 7 are side views, FIG. 4 is a plan view, and FIG. 5 is a front view of the wall 10 as viewed from the right side in FIG. 1 and 5 are in the seat state, FIG. 2 is in the middle of setting the bed state, FIGS. 3 to 4 are in the bed state, FIG. 6 is in the reclining state, and FIG. 7 is a state in which a person is sleeping in the bed state. Each is shown.

  As shown in the figure, the vehicle seat is formed by connecting an ever-hidden cushion 20, a seat back 40, and a seat cushion 60. In the present specification, they are referred to as the everlasting cushion 20, the seat back 40, the seat cushion 60, and the like. Needless to say, the actual connection between the members is performed on the frame that supports them.

The normally hidden cushion 20 is hidden behind the seat back 40 in the stowed state or seat state, and is opened and set horizontally so as to be separated from the vehicle interior wall 10 in the bed state (see FIGS. 3 and 7). ) Constitute part of the bed. One end of the ever-hidden cushion 20 is swingably supported by a vehicle interior wall 10 of a railway vehicle via a support bracket 11 fixed to the vehicle interior wall 10 and a pin 21 supported by the support bracket 11. Has been. The vehicle interior wall 10 may be an inner wall in a direction along the longitudinal direction of the railway vehicle (= along a traveling direction), an inner wall in a direction perpendicular to the longitudinal direction, or a direction intersecting at a non-right angle with the longitudinal direction. It may be an inner wall. What is necessary is just to select suitably considering the layout when arrange | positioning a vehicle seat in a vehicle interior, the convenience on use of a vehicle seat, etc. It is needless to say that the strength for supporting the vehicle seat on the wall side is necessary.
One end portion of a hinge 30 is attached to the other end portion of the normally hidden cushion 20 via a pin 31 so as to be swingable.

One end of the seat back 40 is swingably connected to the other end of the hinge 30 via a pin 32. Therefore, the everlasting cushion 20 and the seat back 40 are swingable with respect to each other. The seat back 40 is used as a normal back part in the seat state, and constitutes a part of the bed in the bed state (see FIGS. 3 and 7). The other end of the seat back 40 is supported by being pivotably connected to one end of the hinge bracket 50 via a pin 42. Here, the hinge bracket 50 is mounted on the floor surface (floor surface of the passenger compartment of the railway vehicle) 90 with a predetermined height by the support base 55, the support base hanging part 551 integrated with the support base 55, and the caster wheel 54 or the like. It is supported at a height (constant height). The caster wheel 54 is a member for enabling the support base 55 to move in the front-rear direction of the seat (left-right direction in FIGS. 1 to 4). Therefore, the pin 42 that supports the seat back 40 at the other end is also located at a predetermined height from the floor surface and is movable in the front-rear direction. Reference numeral 552 denotes a support base reinforcement portion integrated with the support base 55.

  A support leg (first support leg) 35 is suspended from the lower surface side of the hinge 30 that pivotally connects the ever-hidden cushion 20 and the seat back 40 as described above. A leg plate 36 is provided at the lower end of the support leg 35 so as to come into contact with the floor surface in the bed state. Further, a spring 33 indicated by a one-dot chain line in FIG. 2 or the like is stretched between the lower end of the support leg 35 and the lower surface side of the one end of the ever-hidden cushion 20, and the lower end of the support leg 35 and the seat back A spring 37 indicated by a one-dot chain line in FIG. 2 or the like is stretched between the lower surface side of the other end portion of 40, and tension is applied between both ends. Since these two tensions are adjusted to be balanced, the support leg 35 is correctly suspended vertically. In the vehicle seat of the present embodiment, the vertical length of the support leg 35 is such that the ever-invisible cushion 20 and the seat back 40 are set horizontally when the leg plate 36 contacts the floor surface 90. ing. If the length of the support leg 35 is adjustable, the connecting portion between the ever-hidden cushion 20 and the seat back 40 may be depressed downward / protruded upward according to preference in the bed state. can do.

  A seat cushion 60 is supported on the other end side of the hinge bracket 50 to which the other end portion of the seat back 40 is coupled via a pin 61 so that the base end portion thereof is swingable. The seat cushion 60 is used as a normal seat in the seat state, and constitutes a part of the bed in the bed state (see FIGS. 3 and 7). A base end portion of a support leg (second support leg) 65 is swingably supported via a pin 66 on the lower surface side of the distal end portion of the seat cushion 60. A leg plate 67 is also provided at the lower end of the support leg 65 so as to come into contact with the floor surface 90 in the bed state. In this vehicle seat, the length of the support leg 65 in the vertical direction is set such that the seat cushion 60 is set to be horizontal when the leg plate 67 contacts the floor surface 90. If the length of the support leg 65 is configured to be adjustable, the seat cushion 60 can be inclined downward / inclined according to preference in the bed state.

In the stowed state, the everlasting cushion 20 is erected along the vehicle interior wall 10 as shown by a solid line in FIG. 1, and the seat back 40 is folded toward the everlasting cushion 20 as shown by a solid line in FIG. The seat cushion 60 is folded up toward the seat back 40 as shown by a two-dot chain line in FIG. At this time, the gas spring 53 is located at the position of the two-dot chain line in FIG. 1 (however, for the sake of clarity, the outer shape of the gas spring 53 is not shown at that position, and only the position of the central axis is shown by the two-dot chain line. The seat cushion 60 is urged counterclockwise in the figure. As a result, the seat cushion 60 is pressed against the seat back 40, and the problem that the seat cushion 60 falls clockwise due to the shaking of the vehicle body is reliably prevented. The gas spring 53 has one end connected to the support base 55 by a pin 12 and the other end connected to the base end portion of the seat cushion 60 by a pin 62.

  In the seat state, the normally hidden cushion 20 is erected along the vehicle interior wall 10 as shown by a solid line in FIG. 1, and the seat back 40 is folded toward the normally hidden cushion 20 as shown by a solid line in FIG. The seat cushion 60 is opened and set horizontally so as to be separated from the seat back 40 as indicated by a solid line in FIG. At this time, the gas spring 53 is at the position of the solid line in FIG. 1 and urges the seat cushion 60 clockwise in the figure. As a result, the front end portion side of the seat cushion 60 is urged toward the floor surface 90, and the problem that the seat cushion 60 is repelled counterclockwise due to the shaking of the vehicle body is reliably prevented. Further, at this time, the support leg 65 is pulled out from the accommodation position on the lower surface of the seat cushion 60 and dropped, and the leg plate 67 on the front end side comes into contact with the floor surface 90. Thereby, the front end portion of the seat cushion 60 is supported by the support legs 65.

  In the bed state, the normally hidden cushion 20 is opened and set horizontally so as to be separated from the vehicle interior wall 10 as shown in FIG. 3, and the seat back 40 is separated from the normally hidden cushion 20 as shown in FIG. And the seat cushion 60 is opened and set horizontally so as to be separated from the seat back 40 as shown in FIG. These setting operations are performed while pulling the support base 55 forward (rightward in FIGS. 1 to 4) using the caster wheel 54. Therefore, initially, with the seat cushion 60 raised as shown in FIG. 2, the horizontal bar 651 (see FIG. 5) of the support leg 65 on the back surface (the right surface in FIG. 2 and the lower surface in FIG. 3) is gripped. You may make it pull out with. When the lock pedal 56 (see FIG. 5) is stepped on after being pulled out to the position set as described above, the lock member 57 is lowered, and the lock plate 58 at the lower end thereof comes into contact with the floor surface 90. Thereby, the back-and-forth movement of the support base 55 is locked. FIG. 7 shows how a person sleeps in the bed state set in this way.

  Although the storage state, the seat state, and the bed state have been described above, the vehicle seat can be set to a reclining state as shown in FIG. That is, the seat back 40 can be set in a desired reclining state by locking the back-and-forth movement of the support base 55 at a position where the opening angle between the evergreen cushion 20 and the seat back 40 is an appropriate angle. The illustrated example shows a state where the reclining angle is set to 20 °. This locking can be performed by stepping on the lock pedal 56, lowering the lock member 57, and bringing the lock plate 58 at the lower end thereof into contact with the floor surface 90, but other known methods may be used.

  Further, in the above description, since the storage state is assumed, the seat cushion 60 is opened in the seat state or the bed state, and the front end portion thereof is supported by the support legs 65. When the storage state in which the cushion 60 is folded and set to the seat back 40 side is not necessarily required, a block member that supports the seat cushion 60 may be provided below the seat cushion 60. For example, in FIG. 1 and the like, the support base 55 is configured as a frame-structured base having a support base hanging part 551 and a support base reinforcing part 552. Instead of this, the support base 55 is configured by a box or the like. You may comprise so that a stand (block member) may be used. Even in this case, a caster wheel for moving back and forth is necessary. This configuration corresponds to the above-mentioned “[7] Configuration 7”.

The side view which shows the vehicle seat of embodiment. A two-dot chain line seat cushion 60 indicates a stored state, and a solid line seat cushion 60 indicates a seat state. The side view which shows the vehicle seat of embodiment. A state in which the normally hidden cushion 20 is opened apart from the wall 10 and the seat back 40 is opened so as to be separated from the always hidden cushion 20 is shown. The side view which shows the vehicle seat of embodiment. The bed state in which the seat cushion 60 is opened so as to be separated from the seat back 40 from the state of FIG. The top view which looked at the vehicle seat of FIG. 3 from upper direction. The left seat portion as viewed from the seated person is omitted. The front view which looked at the vehicle seat of FIG. 3 from the right in FIG. 1 to the left (direction of the wall 10). The side view which shows the vehicle seat of embodiment. The state which realized the light reclining (example: 20 degrees) is shown. Explanatory drawing which showed the user of this sheet | seat in FIG.

Explanation of symbols

10 walls (inner walls of the railway car cabin)
11 Support bracket (support member)
12 pin (support bracket 11-gas spring 53)
20 Pinnacle Cushion 21 Pin (Support Bracket 11-Pinnacle Cushion 20)
30 Hinge 31 pin (Eternally hidden cushion 20-Hinge 30)
32 pin (hinge 30-seat back 40)
33 Constantly hidden spring 35 First support leg (first regulating member)
36 Leg plate 37 Back side spring 40 Seat back 41 Headrest 42 Pin (seat back 40-hinge bracket 50)
50 hinge bracket 53 gas spring 54 caster wheel 55 support base 551 support base hanging part 552 support base reinforcing part 56 lock pedal 57 lock member 58 lock plate 60 seat cushion 61 pin (hinge bracket 50-seat cushion 60)
62 pin (gas spring 53-seat cushion 60)
65 Second support leg (second regulating member)
66 pin (seat cushion 60-second support leg 65)
67 Leg plate 90 Floor surface (floor surface of railway vehicle cabin)

Claims (6)

One end part is connected to a support member fixed to the wall and is supported so as to be swingable.
One end of the hinge bracket is connected to the other end of the hinge so as to be swingable with respect to the other end of the normally hidden cushion, and the other end is connected to one end of the hinge bracket at a predetermined height from the floor surface. A seat back connected to the side and supported to be swingable;
A first regulating member that regulates the swing range of the ever-hidden cushion and the seat back;
A support base for supporting the hinge bracket movably in the front-rear direction of the seat;
A seat cushion connected to the other end side of the hinge bracket and supported so as to be swingable;
A second restricting member for restricting the swing range of the seat cushion;
Have
The everlasting cushion is erected along the wall, the seat back is folded down to the side of the everlasting cushion, and the seat cushion is folded up to the seat back side. Storage state,
The everlasting cushion is erected along the wall, and the seat back is folded to hang down to the everlasting cushion side, and the seat cushion is opened so as to be separated from the seat back. The seat state,
The evergreen cushion is opened to be separated from the wall, and the seat back is opened to be separated from the evergreen cushion, and the seat cushion is opened to be separated from the seat back. Bed condition,
It can be set der to is,
The first restricting member is a first support leg that is suspended from the upper end side of the hinge and is suspended, and the lower end side abuts against the floor surface in the bed state to support the hinge at a predetermined height. ,
Between the lower end of the first support leg and the one end of the normally hidden cushion, a normally hidden spring for applying tension, and between the lower end of the first support leg and the other end of the seat back A back spring for applying tension, and the first support leg is set in the vertical direction in the bed state by the tension of both springs.
A vehicle seat characterized by that. In claim 1 ,
The second restricting member is attached to a distal end portion of the seat cushion so that a base end side thereof can swing, and is accommodated along the seat cushion in the housed state, and the seat in the seat state or the bed state. A second support leg that is spaced apart from the cushion and has a front end abutting against the floor surface to support the front end of the seat cushion at a predetermined height;
A vehicle seat characterized by that. In either claim 1 or claim 2 ,
One end portion is connected to the support base and the other end portion is connected to the base end portion of the seat cushion. In the stored state, the seat cushion is urged in a direction to be folded toward the seat back side, and the seat state A gas spring that urges the seat cushion in a direction to open so as to be separated from the seat back in the bed state;
A vehicle seat characterized by that. In any one of Claims 1-3 ,
A locking member that locks the movement of the support base in the front-rear direction at an arbitrary position;
By locking the support base at a desired position by the lock member and setting the distance between the hinge bracket and the wall to a desired distance, the opening angle between the ever-hidden cushion and the seat back is set to a desired angle. Set to achieve the reclining function,
A vehicle seat characterized by that. One end part is connected to a support member fixed to the wall and is supported so as to be swingable.
One end of the hinge bracket is connected to the other end of the hinge so as to be swingable with respect to the other end of the normally hidden cushion, and the other end is connected to one end of the hinge bracket at a predetermined height from the floor surface. A seat back connected to the side and supported to be swingable;
A first regulating member that regulates the swing range of the ever-hidden cushion and the seat back;
A support base for supporting the hinge bracket movably in the front-rear direction of the seat;
A seat cushion provided on the support base;
Have
A seat state in which the everlasting cushion is erected along the wall, and the seat back is folded down to the side of the everlasting cushion;
A bed state in which the everlasting cushion is opened away from the wall and the seat back is opened away from the everlasting cushion;
It can be set der to is,
The first restricting member is a first support leg that is suspended from the upper end side of the hinge and is suspended, and the lower end side abuts against the floor surface in the bed state to support the hinge at a predetermined height. ,
Between the lower end of the first support leg and the one end of the normally hidden cushion, a normally hidden spring for applying tension, and between the lower end of the first support leg and the other end of the seat back A back spring for applying tension, and the first support leg is set in the vertical direction in the bed state by the tension of both springs.
A vehicle seat characterized by that. A railway vehicle comprising the vehicle seat according to claim 1 in a vehicle interior.

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