JPH0722355Y2 - Vehicle seat - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION << Industrial Application Field >> The present invention relates to a foldable vehicle seat that includes a slide mechanism and can be rotated to the left and right.

<< Prior Art >> For example, in a multipurpose passenger vehicle, there is one in which a rear seat is folded to a side wall of a vehicle body to effectively secure a rear space.

FIGS. 5 to 7 show this type of seat. As shown in FIG. 6, an outside slide rail 3 and an inside slide rail 4 are installed on the back side of the seat cushion 2 of the seat 1, respectively. Therefore, the position of the seat 1 in the front-rear direction can be adjusted.

Further, the outside slide rail 3 is attached to the wheel house panel 6 on the side wall of the vehicle body via the hinge mechanism 5, and the hinge mechanism 5 allows the seat 1 to be folded up to the position shown in FIG. You can secure enough space.

Since the mounting portion of the out side slide rail 3 and the floor surface 7 are greatly different in height position, a leg 8 made of a metal frame is provided between the in side slide rail 4 and the floor surface 7. The inner side of the seat 1 side is supported by the legs 8. The leg 8 is rotatably attached to the in-side slide rail 4 fixed to the inward side of the back surface of the seat cushion 2, and when the seat 1 is used, as shown in FIG. It is fixed via 9, and when folding the seat 1,
As shown in FIG. 7, the leg 8 is the slide rail 4 on the inside side.
The seat cushion 2 is rotated about the side and is positioned on the back surface side of the seat cushion 2.

Further, the slide lock device 10 is provided inside each of the slide rails 3 on the out side and the slide rail 4 on the inside, and a release lever 11 for releasing the lock of the slide lock device 10 and the slide lock device 10 are provided. A connecting member 12 for connecting is provided.

<Problems to be solved by the invention> However, in such a conventional folding type vehicle seat, as is apparent from FIG. 7, when folded to the side wall of the vehicle body, the leg 8 and the inside slide rail are provided. 4 and the slide lock device 10 on the inside, the lock release lever 11 and the like are located in a state of protruding from the seat cushion 2 toward the inside of the vehicle, the interior of the vehicle becomes narrower accordingly, and the rear space is effectively used. It was an obstacle to the plan.

Further, it has been pointed out that the legs 8 and the in-side slide rails 4 are made of a metal material, which is dangerous and unfavorable in terms of appearance.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a vehicle seat that includes a slide mechanism and a leg that supports an inner side of the seat and is foldable on a vehicle body side wall. When the car is folded, the legs and slide rails are located on the floor side, and the structure on the back side of the seat cushion exposed to the passenger compartment side is simplified to achieve effective use of the rear space,
It is to provide a vehicle seat with improved interior aesthetics and safety.

<Means for Solving the Problems> In order to achieve the above object, the present invention provides an outer side and an inner side, each of which has a relatively slidable upper rail and a lower rail on the back side of a seat cushion of a vehicle seat. A vehicle seat that is equipped with a slide rail, a hinge mechanism is arranged at the bottom of the out side slide rail, the seat can be folded to the left and right sides, and a leg is installed between the in side slide rail and the floor surface. In, the base portion of the leg is pivotally attached to the floor so as to be able to move up and down, the in-side slide rail is fixed to this leg, and the leg and the in-side slide rail are housed in the recess of the floor, and the leg When standing up, connect the in-side slide rail fixed to the leg and the seat cushion, and connect the out-side and in-side slides. A slide lock device for fixing the upper rail and the lower rail of the ride rail is provided, and each of the slide lock devices is provided with a lock plate that is biased by a spring member and engages with the lower rail side locking claw to hold a locked state. Each of the lock plates has one end of a flexible wire fixed to the lock plate of the slide lock device on the outside side, and a plate having a mounting hole is attached to the other end of the flexible wire. A pin for protruding the lock plate of the in-side slide lock device and releasing the locked state of the lock plate of the out-side slide lock device is inserted through the flexible wire by operating the lock release lever. It is characterized by having done.

<< Operation >> As is apparent from the above configuration, when the seat is folded toward the side wall of the vehicle body, the leg that supports the inside of the seat and the inside slide rail fixed to this leg are housed in the recess of the floor. Therefore, various metallic parts do not project from the back side of the seat cushion to the inside as in the conventional case, and the structure of the back side of the seat cushion is simplified.

<Example> Hereinafter, an example of the present invention will be described in detail with reference to the accompanying drawings.

FIGS. 1 and 2 show a vehicle seat according to the present invention when in use. The vehicle seat 20 includes a seat cushion 30, a seat back 31 attached to the seat cushion 30, and a seat cushion. It is roughly composed of an out-side slide rail 40, an in-side slide rail 50, and a leg 70 installed between the in-side slide rail 50 and the floor 60, which are provided on the back surface side of 30.

More specifically, the outer slide rail 40 includes an upper rail 41 fixed to a frame (not shown) of the seat cushion 30 and a lower rail 42 slidably supporting the upper rail 41, and the lower rail 42 has a hinge mechanism.
It is fixed to the wheel house panel 61 via 43, and the vehicle seat 20 is configured to be foldable to the side wall side by the hinge mechanism 43.

On the other hand, the in-side slide rail 50 is not fixed to the seat cushion 30, but is fixed to the leg 70. That is, the leg 70 made of a metal frame has its base 71
Is rotatable about the hinge shaft 72 with respect to the floor 60 in the direction shown by the arrow in FIG. 2, and the in-side slide rail 50 is fixed to the rotating end of the leg 70.

Also in the above-mentioned in-side slide rail 50, similarly to the out-side slide rail 40, the upper rail 51 and the lower rail 52 are
Supports slidably. And the vehicle seat
When the 20 is in use, the striker 53 and the seat cushion fixedly attached to both longitudinal ends of the lower rail 52.
The lock piece 32 provided on the 30 is in a locked state, and the seat cushion 30 and the in-side slide rail 50 are connected.

Further, the leg 70 is a vehicle seat shown in FIGS. 1 and 2.
Stands on the 60th floor when the 20 is in use
Although it supports 20, the vehicle seat 20 is accommodated in a recess 62 formed in the floor 60 when the vehicle seat 20 is folded, as shown in FIG.

At this time, since the in-side slide rail 50 fixed to the leg 70, the in-side slide lock attachment 54, and the lock release lever 80 are also stored in the recess 62 together with the leg 70, when the vehicle seat 20 is folded, On the back side of the seat cushion 30, various parts do not project inward as in the conventional case, and have a simple structure.

Therefore, when the vehicle seat 20 is folded after the seat back 31 is tilted backward, the rear space can be effectively used and the metal parts are not exposed, as shown in FIG.
It has the advantages of excellent safety and improved indoor aesthetics.

Next, the out-side slide lock devices provided on the out-side slide rail 40 and the in-side slide rail 50, respectively.
The 44 and the inner slide lock device 54 will be described.

First, the structure of each lock device 44, 54 will be described with reference to FIG. 4. The out-side slide lock device 44 has a lock plate 45 fixed to the upper rail 41, and an engaging hole 46 of the lock plate 45. By engaging a plurality of locking claws 47 formed along the direction, the upper rail 41
The lower rail 42 and the lower rail 42 are locked, and the spring member 48 constantly biases the lock plate 45 in the locking direction.

Similarly, the in-side slide lock device 54 has the same configuration as the out-side slide lock device 44, and therefore, although not shown, the locking claw of the lower rail 52 is engaged in the engagement hole of the lock plate 55. In addition, the inner slide rail 50 is locked by being biased by a spring member.

Then, one end of a flexible wire 81 is fixed to the lock plate 45 of the outer slide lock device 44, and a plate 83 having a mounting hole 82 is attached to one end of the flexible wire 81. Plate on the pin 56 protruding from the lock plate 55 of 54
The mounting holes 82 of 83 are inserted.

Therefore, when the seat 20 for the vehicle is erected on the floor 60 surface of the leg 70 and the vehicle seat 20 is rotated downward to connect the in-side slide rail 50 at the upper end of the leg 70 and the seat cushion 30, the out-side slide is performed by the flexible wire 81. Lock device
By connecting 44 and the in-side slide lock device 54,
By rotating the operation release lever 80 in the direction of the arrow in FIG. 4, the lock plate of the in-side slide lock device 54 is locked.
Rotate 55 to release the locked state, and
Also rotates in the direction of the arrow in the figure at the same time, and the flexible wire 81
The lock plate 45 of the slide lock device 44 on the outside side is also rotated via the lock lock device 45 to release the locked state.

In this way, by operating the operation release lever 80, the lock state of both lock devices 44 and 54 can be released.

<< Advantages of the Invention >> As described above, the vehicle seat according to the present invention has the outer slide rails and the inner slide rails each having the upper rail and the lower rail that are relatively slidable on the rear side of the seat cushion of the vehicle seat. In which, a hinge mechanism is arranged at the bottom of the outer slide rail, the seat is configured to be foldable to the left and right, and a vehicle seat in which a leg is installed between the inner slide rail and the floor surface, The base of the leg is pivotally attached to the floor so that the leg can be erected, the in-side slide rail is fixed to the leg, the leg and the in-side slide rail are accommodated in the recess of the floor, and when the leg is erected. , The inner side slide rail fixed to the leg is connected to the seat cushion, and the outer side and inner side slats are connected. A slide lock device for fixing the upper rail and the lower rail of the idler rail is provided, and each of the slide lock devices is provided with a lock plate that is biased by a spring member and engages with the lower rail side locking claw to hold a locked state. One end of the flexible wire is fixed to the lock plate of the slide lock device on the out side of the lock plate, and a plate having a mounting hole is attached to the other end of the flexible wire. A pin for releasing the locked state of the lock plate of the out side slide lock device is inserted through the flexible wire by operating the lock release lever so as to protrude from the lock plate of the in side slide lock device. Because it is configured, when the vehicle seat is folded, Hakare effective use of part space,
Moreover, metal parts such as legs and slide parts on the inner side do not protrude from the back side of the seat cushion to the inside of the room, which is excellent in safety. Also, the back side of the seat cushion has a simple structure, which improves various interior aesthetics. Have.

[Brief description of drawings]

FIG. 1 is a side view of a vehicle seat showing an embodiment of the present invention when in use, FIG. 2 is a sectional view taken along the line II-II in FIG. 1, and FIG. 3 is a sectional view of the vehicle seat in a folded state. 4 and 5 are perspective views showing a sliding mechanism of the vehicle seat, FIG. 5 is a side view of a conventional folding seat when in use, and FIG.
Fig. VI-VI line sectional view, Fig. 7 is a sectional view of a conventional folding type seat in a folded state. 20 …… Vehicle seat, 30 …… Seat cushion, 40 ……
Out side slide rail, 43 …… Hinge mechanism, 44 …… Out side slide lock device, 50 …… In side slide rail, 54 …… In side slide lock device, 60 …… Floor,
70 ... leg.

Claims (1)

[Scope of utility model registration request] 1. An outer slide rail and an inner slide rail, each having an upper rail and a lower rail that are relatively slidable, are provided on the back side of a seat cushion of a vehicle seat, and a hinge mechanism is provided at a lower portion of the outer slide rail. In a vehicle seat in which the seats are arranged so that the seats can be folded to the left and right, and legs are installed between the in-side slide rails and the floor surface, the bases of the legs are pivotally attached to the floor so that they can be tilted up and down. The inside slide rail is fixed to the leg, and the leg and the inside slide rail are housed in the recess of the floor,
When the leg is erected, it is provided with a pair of slide lock devices that connect the in-side slide rail fixed to the leg and the seat cushion, and fix the upper rail and the lower rail of the out-side and in-side slide rails, respectively. Further, the slide lock devices each have a lock plate that is biased by a spring member and that engages with the lower rail side locking claws to maintain a locked state. Of the lock plates, the lock plate of the out side slide lock device is included. One end of the flexible wire is fixed to the other end of the flexible wire, and a plate having a mounting hole is attached to the other end of the flexible wire. The release side is operated through the flexible wire to the out side. Vehicle seat pin to release the lock plate locked state of the slide lock device is characterized in that it has to be inserted.