JP3424293B2 - Vehicle seat device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of a vehicle seat device which can be arbitrarily selected between a normal use state in which an occupant can sit and a stored state in which the occupant cannot sit.

[0002]

2. Description of the Related Art Generally, in a seat device for a vehicle of this type, a seat provided with a seat cushion and a seat back is normally used so that an occupant can sit on the seat, as disclosed in Japanese Patent Laid-Open No. 2-38151. In the first position of the state and the state in which the seat back is tilted rearwardly of the seat cushion so as to be substantially flush with the seat cushion, the outer surface of the seat cushion is used as a fulcrum to lie down along the side wall of the passenger compartment. It is known that an arbitrary selection is possible between the second position (stored state) stored in the space.

In some vehicles, a seat is provided in a vehicle compartment space in front of a luggage compartment space surrounded by a floor panel, a rear package tray arranged at an upper position of a rear end portion of the vehicle, and a back door. In this case, between the seat and the luggage compartment space, there is a bulging portion consisting of a tire house or a suspension tower that bulges inward of the vehicle body so as to border the luggage compartment space and the vehicle compartment space. It is supposed to be provided.

[0004]

However, in the seat optionally selected between the normal use state and the storage state as described above, the seat is stored in the vehicle interior space even if the storage state of the seat is selected. The seat remains in the passenger compartment even when it is stowed, and the degree of freedom in arranging the passenger compartment in the seat stowed state, such as using the passenger compartment for other purposes when the seat is stowed, is sufficiently increased. I can't.

The present invention has been made in view of the above points, and an object of the present invention is to allow a seat provided in front of the luggage compartment space to be stored by effectively utilizing the luggage compartment space. The purpose is to expand the degree of freedom in arranging the passenger compartment space.

[0006]

[Means for Solving the Problems] In order to achieve the above-mentioned object, a solution means provided by the invention of claim 1 is arranged as a seat device of a vehicle at a floor panel and an upper position of a rear end portion of the vehicle. The luggage compartment space surrounded by the rear package tray and the back door is communicated with the vehicle compartment space through the opening. A seat provided with a seat cushion and a seat back is provided in the vehicle compartment space in front of the luggage compartment space, and a boundary between the luggage compartment space and the vehicle compartment space is provided between the seat and the luggage compartment space. Is provided with a bulging portion formed of a tire house or a suspension tower that bulges inward of the vehicle body , and the seat is provided with a first position in a normal use state in which an occupant can sit, and at least the seat from the first position. back on over the upper portion left bulging rearward of the bulged portion
Moving while rotating the serial horizontal axis is obtained by arbitrarily selectably provided Ru constituting the 2 position and a second position which is stored in the luggage compartment space.

Further, the solution means taken by the invention according to claim 2 specifies the seat back according to the invention according to claim 1, and is located in the luggage space in a state where the seat back is separated from the seat cushion at the second position of the seat. It is configured to be stored.

Further, a solution means taken by the invention of claim 3 specifies the seat cushion and the seat back of the invention of claim 1 or 2, and both of them are in the luggage space at the second position of the seat. It is configured to be stored inside.

Further, the solution means taken by the invention of claim 4 specifies the seat of the invention of claim 1, claim 2 or claim 3, and determines the first position and the second position of the seat. An interfering portion that interferes with the bulging portion and a non-interfering portion that does not interfere with the bulging portion are provided when moving between. The interference portion is formed so as to be separable from the non-interference portion.

Furthermore, the solution means taken by the invention of claim 5 specifies the seat of the invention of claim 1, claim 2, claim 3 or claim 4, and at the second position of the seat, The back surface of the seat cushion is stored in the luggage compartment space so as to be substantially flush with the opening between the luggage compartment space and the vehicle compartment space.

[0011]

With the above construction, in the invention according to claim 1,
The seat provided in the vehicle compartment space in front of the luggage space surrounded by the floor panel, the rear package tray, and the back door selects the second position, and the seat is the first position in a normal use state in which the occupant can sit. From rotating around the horizontal axis
From the seat back to the rear of the vehicle body, and bulges inward from the seat to the inside of the vehicle body, and at least the seat back crosses over the bulge portion that separates the luggage space and the vehicle interior space from each other. It is supposed to be stored inside . Therefore , if the seat storage state is selected, at least the seat back of the seat will be stored in the luggage space rather than the vehicle interior space,
It is possible to eliminate the presence of at least the seat back in the vehicle compartment space during storage and efficiently use the vehicle compartment space for other purposes in the seat storage state.

According to the second aspect of the invention, the seat back is separated from the seat cushion in the second position of the seat and is stored in the luggage space, so that the seat cushion and the seat back are disposed between the two positions. It is only necessary to consider individual movement loci without being restricted by the movement loci of each other, and it is possible to easily avoid interference with the bulging portion during movement between the first position and the second position of the seat. Along with
The possibility that not only the seat back but also the seat cushion is stored in the luggage space is greatly improved.

Further, in the third aspect of the invention, since the seat cushion and the seat back are both stored in the luggage compartment space at the second position of the seat, the seat cushion and the seat back are accommodated in the vehicle compartment space at the time of storage. Both of them do not exist, and the vehicle interior space, which becomes wider in the seat retracted state, can be used more efficiently for other purposes.

Further, in the invention according to claim 4, when the sheet is moved, the interference portion which interferes with the bulging portion can be separated from the non-interference portion which does not interfere with the bulging portion. Therefore, by separating the interference part that interferes when moving between both positions, it is possible to move between both positions without interfering with the bulging part, and in order to avoid the interference part with respect to the bulging part. The seat is compactly stored in the second position without the need for expanding the movement trajectory of the seat between the two positions. Further, since the interfering portion is separated from the non-interfering portion, it is not necessary to design the seat shape in consideration of the bulging portion which is an obstacle when moving between the two positions.

Further, in the invention according to claim 5, in the seat, in the second position, the back surface of the seat cushion is substantially flush with the opening between the luggage space and the vehicle compartment space. Since it is stored in the space, the opening is closed by the back surface of the seat cushion so that the luggage compartment space and the passenger compartment space are separated from each other. Can be used for

[0016]

As described above, according to the vehicle seat device of the first aspect of the present invention, at least the seat back beyond the bulge portion is loaded from the passenger compartment space by selecting the second position of the seat. Since it is stored in the passenger compartment, at least the seat back does not exist in the passenger compartment when it is stowed, and the passenger compartment can be used efficiently for other purposes when the passenger is in the passenger seat. The degree of freedom in arranging the room space can be expanded sufficiently.

According to another aspect of the vehicle seat device of the present invention, the seat back is separated from the seat cushion and stored in the luggage compartment space, and the movement paths of the seat cushion and the seat back are separately provided. As a result, it is possible to easily avoid interference with the bulging portion when moving the seat, and to greatly expand the storability of the seat cushion in the luggage space to arrange the vehicle interior space in the seat storage state. The degree of freedom of can be expanded more.

According to the vehicle seat device of the third aspect of the invention, both the seat cushion and the seat back are stored in the luggage space at the second position, and the seat cushion and the seat back are stored at the time of storage. Since the presence in the vehicle interior space is eliminated, the degree of freedom in arranging the vehicle interior space in the seat retracted state can be further increased due to the vehicle compartment space widening in the seat retracted state.

Further, according to the vehicle seat device of the invention as defined in claim 4, the interference portion of the seat is separable from the non-interference portion of the seat. Seats can be moved in the second position to allow compact storage of the seats in the second position, the degree of freedom in arranging the passenger compartment space in the seat retracted state, and effective use of the luggage space ensuring the luggage space. It can be expanded together. Moreover, by separating the interference portion, it is not necessary to design the seat shape in consideration of the interference with the bulge portion, and it is possible to expand the design and production of the movable seat.

Further, according to the vehicle seat apparatus of the fifth aspect of the invention, the opening is closed by the back surface of the seat cushion at the second position in a substantially flush manner so that the luggage compartment space and the passenger compartment space are isolated. Thus, the vehicle interior space that becomes wider in the seat storage state can be used more efficiently for other purposes, and the degree of freedom in arranging the vehicle interior space when the seat is stored can be more effectively expanded.

[0021]

Embodiments of the present invention will be described below with reference to the drawings.

1 and 2 show a vehicle using a seat device according to a first embodiment of the present invention. The vehicle V includes a floor panel 1 and a rear portion arranged at an upper position of a rear end portion of the vehicle V. A two-box type small passenger car having a luggage compartment space 4 surrounded by a package tray 2, a back door 3, and a rear end side of a rear fender portion 7 at a rear end portion of a vehicle V, wherein the luggage compartment space is 4 communicates with a front passenger compartment space 6 through an opening 5.

A pair of left and right front seats 13 (only the right side is shown in the figure) provided with a seat cushion 11 and a seat back 12 are provided at the front position of the vehicle compartment space 6. On the other hand, a pair of left and right rear seats 16 and 16 (seats) including a seat cushion 14 and a seat back 15 are provided at a rear position of the vehicle compartment space 6 immediately in front of the luggage compartment space 4. Also, the rear seat 16
A tire house 17 that bulges into the vehicle interior space 6 is provided on the side of (16) so as to cover the upper portion of the rear wheel W from the radially outer side and the inner side. Furthermore, the rear seat 1
6 between the luggage compartment space 4 and the luggage compartment space 4 such that the boundary between the luggage compartment space 4 and the vehicle compartment space 6 is located on the inner side of the vehicle body (the luggage compartment space 4 and Room space 6)
The suspension tower 18 is provided as a bulging portion that has a substantially semi-circular cross section and extends substantially vertically to bulge.

In the front seat 13, the rear end portion of the seat cushion 11 and the lower end portion of the seat back 12 are pivotally supported via a horizontal pivot shaft (not shown) extending in the vehicle width direction. The back 12 is laid down from the standing state in the front-back direction of the vehicle body so that a desired posture can be obtained. On the other hand, the rear seat 16 is the seat cushion 1
4 and the lower end of the seat back 15 are pivotally supported via a horizontal pivot shaft 19 extending in the vehicle width direction, and the seat back 15 is rotated from the upright state to the front of the vehicle body to seat cushion. It is designed so that it can be switched between two states, that is, a lying state in which the subject is laid on top of 14. Further, a seat bracket 21 protruding downward is provided at a lower end position of a rear end portion of the seat cushion 14, and the rear suspension tower 18 is provided via the seat bracket 21.
A seat cushion 14 is rotatably supported by a horizontal shaft 22 extending in the vehicle width direction on the floor panel 1 located immediately in front of the seat cushion 14 in a horizontal state in which an occupant can sit and the rear suspension tower 18. It is arranged to switch between two states, that is, an upright state in which the user stands upright. Further, the left and right positions of the lower surface of the front end portion of the seat cushion 14 are rotatably supported at respective end portions of the front leg 23 having a substantially U-shape. The front leg 23 hangs down from the front end of the seat cushion 14 in a horizontal state by its own weight and abuts on the floor panel 1. Between the front leg 23 and the seat cushion 14, the floor of the front leg 23 is provided. Both ends of a foldable assist arm 24 are rotatably connected so as to obtain a stable posture when abutting against the panel 1, and the assist arm 24 is between the connection points of the front leg 23 and the seat cushion 14. Is extended linearly and connected, so that the front end portion of the seat cushion 14 in the horizontal state is securely held. The assist arm 24 is folded from the intermediate position
When the seat cushion 14 is erected, the seat cushion 14 is folded so as to bring the connecting points close to each other, and the seat cushion 14 is laid on the bottom surface of the seat cushion 14 while being folded up. The fall of the front leg 23 with respect to is possible.

The rear seat 16 has a first position (solid line position shown in FIG. 1) in a normal use state in which an occupant can sit on the seat back 15 standing upright at the rear end of the seat cushion 14 in a horizontal state. Seat back 1
5 (corresponding to the seat back side interference portion 15a described later) is laid from the upright state to the seat cushion 14 (corresponding to the seat cushion side interference portion 14a described below) (indicated by the dashed line in FIG. 1). Seat cushion 1
4 and the seat back 15 are seat brackets 2
1 is moved (rotated) integrally around the horizontal shaft 22 to the rear of the vehicle body, and the entire seat back 15 and a part (lower part) of the seat cushion 14 are crossed above the rear suspension tower 18 to form the luggage compartment. Second to store in space 4
It is arranged so that it can be arbitrarily moved to two positions, that is, the position (the position indicated by the chain double-dashed line in FIG. 1). In addition, the rear seat 16, that is, the seat cushion 14 and the seat back 15, when moving between the first position and the second position,
The seat cushion side interference portion 14a and the seat back side interference portion 15a that slightly interfere with the rear suspension tower 18, and most of the remaining seat cushion side non-interference portion 1 that does not interfere with the rear suspension tower 18.
4b and the seat back side non-interference portion 15b. The seat cushion side interference portion 14a is provided at a rear portion of an outer end of the seat cushion 14, while the seat back side interference portion 15a is provided at a lower portion of an outer end of the seat back 15. Then, the seat cushion side interference portion 14a and the seat back side interference portion 15a.
Is formed so as to be separable from the seat cushion side non-interference portion 14b and the seat back side non-interference portion 15b, and when the second position of the rear seat 14 is selected, the seat cushion side non-interference portion 14b and the seat back side non-interference portion 14b. Seat cushion side interference portion 1 separated from the interference portion 15b
4a and the seat back side interference portion 15a are separately stored in the luggage compartment space 4. On the other hand, rear seat 1
4, the seat cushion side non-interference portion 14b and the seat back side non-interference portion 15b are separated from the seat cushion side non-interference portion 14b by the rear suspension tower 1 when the seat cushion side non-interference portion 14b is separated from the seat cushion side interference portion 14a.
When the separation surface of the seat back non-interference portion 15b with respect to the seat back side interference portion 15a abuts the upper surface side rear portion of the rear suspension tower 18 in a fitted state, the storage state Is obtained. In this case, the rear seat 16 in the retracted state at the second position is secured by the securing means (not shown) so as not to be inadvertently switched to the first position.

Therefore, in the above embodiment, the second position of the rear seat 16 provided in the rear portion of the vehicle compartment space 6 immediately in front of the luggage compartment space 4 surrounded by the floor panel 1, the rear package tray 2 and the back door 3 is selected. In this case, the seat cushion side interference portion 14a and the seat back side interference portion 15a are separated from the seat cushion side non-interference portion 14b and the seat back side non-interference portion 15b at the first position where the occupant can sit. Then, the seat back side non-interference portion 15b is laid down from the upright state with respect to the seat cushion side non-interference portion 14b. Then, both the seat cushion side non-interference part 14b and the seat back side non-interference part 15b are integrally moved to the rear of the vehicle body around the horizontal axis 22 via the seat bracket 21 to remove the entire seat back side non-interference part 15b. Also, a part of the seat cushion side non-interference portion 14b is stored above the rear suspension tower 18 in the luggage compartment space 4.

As a result, when the storage state of the rear seat 16 is selected, the rear seat 16 includes the entire seat back side non-interference portion 15b and the seat cushion side non-interference portion 14b.
Will be stored in the luggage compartment space 4 rather than the vehicle compartment space 6, and the entire seat back side non-interference portion 15b and the seat cushion side non-interference portion 1 in the vehicle compartment space 6 during storage.
Since there is no part of 4b, the vehicle interior space 6 can be efficiently used for other purposes when the rear seat 16 is stored, and thus the degree of freedom in arranging the vehicle interior space 6 when the rear seat 16 is stored is sufficient. Can be expanded.

Further, by separating the seat cushion side interference portion 14a and the seat back side interference portion 15a which interfere with the movement of the rear seat 16 from the seat cushion side non-interference portion 14b and the seat back side non-interference portion 15b, the rear suspension. Since it is possible to move between the two positions without interfering with the tower 18, the interference portions 14a, 15 with respect to the rear suspension tower 18 are provided.
The rear seat 16 can be stored compactly in the second position without the need to enlarge the locus of movement of the rear seat between the two positions in order to avoid a, and thus the luggage compartment space 4 is secured and the luggage compartment 4 is secured. The effective use of the space 4 can be expanded. Moreover, since the interference portions 14a and 15a are separated from the non-interference portions 14b and 15b,
It is not necessary to design the shape of the rear seat in consideration of the rear suspension tower 18 which becomes an obstacle when moving between the two positions, and the movable rear seat 16 can be enlarged in design and production.

Next, a second embodiment of the present invention will be described with reference to FIGS.

In the second embodiment, the storage state of the rear seat in the second position is changed (note that the same parts as those in the above embodiment are designated by the same reference numerals and their detailed description will be omitted. ).

That is, in this example, the seat bracket 3
Reference numeral 1 denotes a first horizontal shaft 32 extending in the vehicle width direction at the lower end position of the rear end portion of the seat cushion 14, and a second horizontal shaft 33 extending in the vehicle width direction on the floor panel 1 corresponding to the central axis of the rear suspension tower 18. The seat cushion 14 is rotatably supported between the seat cushion 14 and the seat cushion 14 in a horizontal state in which the seat cushion 14 can be seated by an occupant. The portion is switched to two states of a rearwardly inclined state in which the portion is located below the front end portion. Further, the rear seat 16 has a first position (solid line position shown in FIGS. 3 and 7) in a normal use state in which an occupant can sit on the seat back 15 standing upright at a rear end portion of the seat cushion 14 in a horizontal state, and a seat. Both the seat cushion 14 and the seat back 15 after the back 15 (corresponding to a seat back side non-interference portion 15b described later) is laid down from the upright state to the seat cushion 14 (the state shown in FIGS. 4 and 8). Is moved (rotated) integrally around the horizontal shafts 32 and 33 to the rear of the vehicle body via the seat bracket 31, and the seat cushion 14 and the seat back 15 are crossed above the rear suspension tower 18 and inside the luggage space 4. And a second position (solid line position shown in FIG. 6 and FIG. 9) to be stored in That.

The seat back 15 has the first
The seat back side interference portion 15a that slightly interferes with the rear suspension tower 18 and most of the remaining seat back side non-interference portions 15b that do not interfere with the rear suspension tower 18 when moving between the position and the second position. And have. The seat back side interference portion 15a is provided at a lower portion of an outer end of the seat back 15. further,
The seat back side interference portion 15a and the seat back side non-interference portion 15b are individually pivoted with respect to the horizontal pivot shaft 19, and the seat back side interference portion 15a and the seat back side non-interference portion 15b are respectively supported. It is configured to be separable. Therefore, when the second position of the rear seat 14 is selected, the seat back side interference portion 15a is set to the seat back side non-interference portion 1a.
The seat back side non-interference portion 15b is laid down on the seat cushion 14 and separated from the horizontal pivot shaft 19 by rotating the horizontal pivot shaft 19 rearward about 90 degrees. Both of the shafts 32 and 33 are to be moved integrally toward the rear of the vehicle body, but in this state, the seat back side interference portion 15a is already in a state where interference with the rear suspension tower 18 is avoided, The seat back side interference portion 15a is pivoted forward around the horizontal pivot shaft 19 with respect to the seat back side non-interference portion 15b and returned to the original position, and the rearward movement of the rear seat 16 is continued to allow the seat bracket 31 to move. By bringing the first horizontal shaft 32 into contact with the floor panel 1 of the luggage compartment space 4, the rear seat 16 can be stored in the second position.

As a result, in the second embodiment, if the storage state of the rear seat 16 is selected, the rear seat 16 is seated in the seat cushion 14 and the seat back 15 (the seat back side interference portion 15a and the seat back side non-interference portion 15).
Both b) are stored in the luggage compartment space 4 rather than the vehicle compartment space 6, so that the rear seat 16 does not exist in the vehicle compartment space 6 during storage, and the vehicle interior space 6 is further stored in the rear seat 16 stored state. It can be efficiently used for other purposes, and thus the degree of freedom in arranging the vehicle interior space 6 in the retracted state of the rear seat 16 can be further expanded.

Next, a third embodiment of the present invention will be described with reference to FIGS.

In the third embodiment, the storage state of the rear seat in the second position is changed.

That is, in this example, the seat bracket 4
1, the upper side is fixed to the lower end position of the rear end portion of the seat cushion 14, while the lower end is the tire house 1.
7 is formed in a substantially L-shape in a side view of the vehicle body rotatably supported on a horizontal shaft 42 extending in the vehicle width direction on the floor panel 1 corresponding to the rear end portion of the seat cushion 14 for the occupant. It is arranged to switch between two states, that is, a horizontal state in which the passenger can sit and a standing state in which the passenger cannot sit. And
The rear seat 16 is a horizontal seat cushion 1
4 in the normal use state where the occupant can be seated by the seat back 15 standing upright at the rear end (the solid line position shown in FIGS. 11 and 12) and the seat back 15 (the seat back side non-interference portion 15b described later). (Corresponding to FIG. 11) from the upright state to the seat cushion 14 in the laid state (the state indicated by the alternate long and short dash line in FIG. 11 and the state shown in FIGS. 13 and 14), and then
Both of them are integrally moved (rotated) to the rear of the vehicle body around the horizontal shaft 42 via the seat bracket 41, and the seat cushion 14 and the seat back 15 are passed over the tire house 17 as a bulge portion and the seat back. A second position (FIG. 1) in which the back surface of 15 is stored in the luggage compartment space 4 so as to be substantially flush with the opening 5 between the luggage compartment space 4 and the vehicle compartment space 6 is shown in FIG.
2 with the two-dot chain line position shown in 1 and the position shown in FIG.
It is designed to move to any position.

The seat back 15 has a first
A seat back side interference portion 15a that slightly interferes with the tire house 17 during movement between the position and the second position,
It has most of the seat back side non-interference portion 15b that does not interfere with the tire house 17. The seat back side interference portion 15a is provided at a lower portion of an outer end of the seat back 15. Furthermore, the seat back side interference portion 15a has an inner rear end fixed to the upper end of an arm 43 whose lower end is rotatably supported by the horizontal shaft 42, and is opposed to the seat back side non-interference portion 15b. It is configured to be separable. When the second position of the rear seat 14 is selected, the seat back side interference portion 15a is separated from the seat back side non-interference portion 15b when the seat back side non-interference portion 15b is laid down on the seat cushion 14. The seat back side interference portion 15a is rotated backward about the horizontal axis 42 by about 90 °, and then the seat back side non-interference portion 15b is laid down on the seat cushion 14 to rotate around the horizontal axis 42. The rear seat 16 is moved integrally with the rear seat 16 by bringing the other side of the seat bracket 41 into contact with the floor panel 1 of the luggage space 4.
Is stored in the second position.

Further, at the front end of the rear package tray 2, there is provided a blind screen 44 which is rotatably supported at its upper end via a shaft 45 extending in the vehicle width direction and which is long in the vehicle width direction and hangs by its own weight. 11, the upper end of the rear seat 16 (the seat cushion 14
The upper end of the rear package tray 2 and the front end of the rear package tray 2, that is, the upper end of the opening 5 is shielded.

As a result, in the third embodiment, when the storage state of the rear seat 16 is selected, the rear seat 16 is seated in the seat cushion 14 and the seat back 15 (the seat back side interference portion 15a and the seat back side non-interference portion 15).
b) is both stored in the luggage compartment space 4 from the vehicle compartment space 6, and the opening 5 is covered by the back surface of the seat cushion 14 so as to be flush with each other. In combination with the shielding effect between the luggage space 4 and the vehicle interior space 6, the vehicle interior space 6 that is effectively separated and becomes wider in the retracted state of the rear seat can be used more efficiently for other purposes. Vehicle compartment space 6 in the stowed state
The degree of freedom of arrangement can be expanded more effectively.

Next, a fourth embodiment of the present invention will be described with reference to FIGS.

In the fourth embodiment, the storage state of the rear seat in the second position is changed.

That is, in this example, the rear seat 16 is
It is supported by a vehicle exterior seat bracket 51 and a vehicle interior seat bracket 52 that have different shapes on the left and right. The vehicle outer seat bracket 51 has a horizontal shaft 5 whose upper end extends in the vehicle width direction at the lower end position of the rear end of the seat cushion 14.
A seat cushion vehicle outer seat bracket 51a, which is rotatably supported through the seat cushion 3 and has a lower end fixed to the floor panel 1 immediately in front of the rear suspension tower 18 and formed in a substantially I shape in a side view of the vehicle body. The lower end is rotatably supported on the upper end surface of the rear suspension tower 18 via a first pivot shaft 54 extending in the vehicle width direction, while the upper end is second end extending in the vehicle width direction on the lower end of the seat back 15. A seat back vehicle outer side seat bracket 51b, which is rotatably supported via a pivot shaft 55 and is formed in a substantially I shape in a side view of the vehicle body, is provided. On the other hand, the vehicle inner seat bracket 52 has a front upper end rotatably supported at a lower end position of a rear end portion of the seat cushion 14 via a horizontal shaft 53, and front and rear lower ends of the floor panel immediately in front of the rear suspension tower 18. 1 has a rear upper end that is fixed above the front upper end and is substantially rear h in a side view of the vehicle body.
A seat cushion vehicle-inside seat bracket 52a formed in a character shape, and a lower end of the first bracket 5a on the rear upper end.
4 is rotatably supported through the upper end of the seat back 15 and is rotatably supported by the lower end of the seat back 15 through the second pivot shaft 55. A seat back vehicle inner seat bracket 52b is provided.
In addition, an engaging groove for engaging the front end of the rear package tray 2 with a rod member 56 extending in the vehicle width direction so that the seat back 15 is movable in the vertical direction by a predetermined amount at the upper end of the back surface of the seat back 15. Engagement member 57 having 57a
Is provided.

The rear seat 16 is in the first position (in the solid line position shown in FIGS. 16 and 17) in the normal use state where the occupant can sit on the seat back 15 standing upright at the rear end of the seat cushion 14 in the horizontal state. And the seat back 15 in the engaging state capable of moving up and down with respect to the engaging groove 57a of the engaging member 57 with respect to the rod member 56 via the seat back vehicle outer side seat bracket 51b and the seat back vehicle inner side seat bracket 52b. The rearward rotation around the support shaft 55 crosses over the rear suspension tower 18 and is stored in the luggage compartment space 4 (see FIG. 18).
State), the seat cushion 14 is pivoted rearward about each horizontal axis 54 via the seat cushion vehicle outer seat bracket 51a and the seat cushion vehicle inner seat bracket 52a so that the seat cushion 14 is immediately in front of the rear suspension tower 18. Second position for storing in the upright state (two-dot chain line position shown in FIG. 16 and position shown in FIG. 19)
It is arranged so that it can be arbitrarily moved to two positions. That is, the seat back 15 is stored in the luggage space 4 in a state of being separated from the seat cushion 14 at the second position of the rear seat 16. In this case, the seat cushion 14 is stored in an upright state so as to close the opening 5 at the rear end position of the vehicle compartment space 6, while only the seat back 15 is separated from the seat cushion 14 into the luggage compartment space 4. Is stored. Further, the seat back 15 has the engaging member 5 at the first position and the second position.
The downward movement of the rod member 56 is restricted by the contact of the rod member 56 with the upper end of the engaging groove 57a of No. 7, and the position is restricted at the first position and the second position.

As a result, in the fourth embodiment, when the storage state of the rear seat 16 is selected, the seat back 15 is separated from the seat cushion 14 and stored in the luggage compartment space 4. The back 15 does not have to be restricted by the mutual movement trajectories between the two positions, and only the individual movement trajectories need be taken into consideration, and interference with the suspension tower 18 during movement of the rear seat can be easily avoided, and the suspension tower 18 In avoiding the interference with the seat back 15, the seat back 15 and the seat cushion 14 can be prevented from being separated from each other. Moreover, by separately storing the seat cushion 14 and the seat back 15, the seat cushion 15 into the luggage compartment space 4 is provided in response to a request.
The seat cushion 14 that is stored upright so as to close the opening 5 can secure a sufficient space for the luggage space 4 in the retracted state of the rear seat 16 while maintaining the vehicle interior space 6 The degree of freedom of arrangement can be expanded.

In each of the above embodiments, the vehicle V is a small two-box type passenger vehicle, but it is also applicable to a three-box type passenger vehicle having a trunk room communicating with the vehicle interior space and a hatchback type passenger vehicle. Of course.

In each of the above-mentioned embodiments, the case where the seat device is applied to the rear seat 16 on the rear side of the seats 13 and 16 in the front and rear rows is described. Needless to say, the seat device can be applied to the.

[Brief description of drawings]

FIG. 1 is a side view of a vehicle rear portion of a left-side rear seat according to a first embodiment, as seen from the vehicle body outer side with a vehicle rear portion cut away.

FIG. 2 is a perspective view of the right rear seat as viewed from the inside of a vehicle compartment space.

FIG. 3 is a view corresponding to FIG. 1 according to a second embodiment.

FIG. 4 is an explanatory diagram of a right rear seat relating to a folded state of the seat back.

FIG. 5 is an explanatory diagram of the right rear seat relating to a separated state of the seat back side interference portion.

FIG. 6 is an explanatory diagram of a right rear seat at the second position.

FIG. 7 is a perspective view of the right rear seat at the first position as viewed from the inside of the vehicle compartment space.

FIG. 8 is a perspective view of the right rear seat with the seat back folded down, as viewed from the inside of the vehicle compartment space.

FIG. 9 is a perspective view of the right rear seat at the second position as viewed from the inside of the vehicle compartment space.

10 is a cross-sectional view taken along the line AA of FIG.

FIG. 11 is a view corresponding to FIG. 1 according to the third embodiment.

FIG. 12 is a perspective view of the right rear seat at the first position as viewed from the inside of the luggage space.

FIG. 13 is a perspective view of the right rear seat with the seat back folded down, as viewed from the inside of the luggage space.

FIG. 14 is a perspective view of the right rear seat in the separated state of the seat back side interference portion as viewed from the inside of the luggage space.

FIG. 15 is a perspective view of the right rear seat at the second position as viewed from the inside of the luggage compartment space.

FIG. 16 is a view corresponding to FIG. 1 according to the fourth embodiment.

FIG. 17 is a perspective view of the right rear seat at the first position as viewed from the inside of the vehicle compartment space.

FIG. 18 is a perspective view of the right rear seat in the stowed state of the seat back as viewed from the inside of the vehicle compartment space.

FIG. 19 is a perspective view of the right rear seat at the second position as viewed from the inside of the vehicle compartment space. Is.

[Explanation of symbols]

1 floor panel 2 Rear package tray 3 back door 4 luggage space 5 openings 6 vehicle interior space 14 seat cushion 14a Seat cushion side interference part (non-interference part) 14b Seat cushion side non-interference part (non-interference part) 15 seat back 15a Seat back side interference part (interference part) 15b Seat back side non-interference part (non-interference part) 16 Rear seat (seat) 17 Tire house (bulging part) 18 Suspension tower (bulging part) V vehicle

─────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-2-38151 (JP, A) Actual flat 4-39131 (JP, U) Actual flat 4-83926 (JP, U) Actual flat 1- 145839 (JP, U) Actually open 60-99139 (JP, U) Actually open 59-85736 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) B60N 2/00-2 / 72

Claims (5)

(57) [Claims] 1. A luggage compartment space surrounded by a floor panel, a rear package tray arranged at an upper position of a rear end portion of a vehicle, and a back door communicates with a vehicle compartment space through an opening. a luggage compartment space ahead of the vehicle compartment space, the sheet having a seat cushion and the seat back is provided between the seat and the cargo room space, cargo room space and the passenger compartment vehicle body so that the boundary between the space A swelling part consisting of a tire house or a suspension tower swelling to the side is provided, and the seat is a water pipe extending in the vehicle width direction with respect to the floor panel.
A first position in a normal use state in which the occupant is seated so as to be rotatable about a flat axis and in which the occupant can sit, and at least the seat back is located above the bulging portion and behind the bulging portion from the first position. seat device for a vehicle, characterized by being et provided optionally allow 2 position and a second position which is stored in the horizontal axis to move while rotating in the cargo room space beyond the . 2. The vehicle seat device according to claim 1, wherein the seat back is stored in the luggage space in a state of being separated from the seat cushion at the second position of the seat. 3. The vehicle seat device according to claim 1, wherein both the seat cushion and the seat back are stored in the luggage space at the second position of the seat. 4. The sheet has an interference portion that interferes with the bulging portion and a non-interference portion that does not interfere with the bulging portion when the sheet moves between the first position and the second position. The seat device for a vehicle according to claim 1, 2, or 3, wherein the interference portion is formed to be separable from the non-interference portion. 5. The seat is stored in the luggage compartment space at the second position such that the back surface of the seat cushion is substantially flush with the opening between the luggage compartment space and the vehicle compartment space. The vehicle seat device according to claim 1, claim 2, claim 3 or claim 4, wherein: