JP3184066B2 - Car space-up seat - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a space-up seat provided in a cabin of an automobile, and more particularly to a seat which is supported on a cabin floor so as to be movable back and forth, and rotatable up and down. The present invention relates to a space-up seat that is pivotally supported and secures a desired space in a vehicle compartment by these movements and rotations.

[0002]

2. Description of the Related Art Conventionally, the above-mentioned space-up sheet includes:
Although there is one disclosed in Japanese Utility Model Laid-Open No. 3-121130, as a more concrete example, there is one configured as follows.

[0003] That is, one side in the left-right direction of the seat cushion, which is substantially horizontal and can be seated, is supported movably back and forth on one side of the vehicle cabin floor and pivots vertically. Supported. By rotating the seat cushion upward, the seat cushion can be set in a substantially vertical storage posture.

[0004] A support arm is provided which extends substantially vertically downward from the other side of the seat cushion in the seating position described above, as viewed from the front, and the lower end of the support arm is rotatable back and forth. The upper end of the support arm is pivotally supported on the other side of the seat cushion.

[0005] The seat cushion is moved to one of a predetermined front and rear movement position, the support arm is set to a predetermined front and rear rotation posture, and the support arm is moved with the support arm. By the vertical rotation of the seat cushion, the lower end of the support arm can be freely engaged and disengaged with an anchor attached to the vehicle floor. Also,
A lock means for selectively locking the support arm to either the front or rear rotation posture, and a lock operation unit for locking and unlocking the lock means are provided.

The support arm is pivotally supported on the other side of the seat cushion so as to be rotatable left and right, and the support arm is turned by the rotation of the support arm toward the back side of the seat cushion. Can be placed in a storage position along the back side of the camera.

When the user intends to sit on the seat cushion, the seat cushion is set to a position where the user can sit on the seat cushion. At this time, the support arm is set to a substantially vertical position when viewed from the front and a front (or rear) turning position. In this position, the lower end of the support arm is detachably engaged with the anchor while being locked by the lock means.

[0008] Then, seating on the seat cushion becomes possible, and the load on the seat cushion due to this sitting is supported on the vehicle cabin floor side via the support arm and the like. At this time, the seat cushion is prevented from freely moving forward (or backward) by the support arm locked by the seat cushion and locked by the anchor as described above. Thus, a desired seating state for the seat cushion can be obtained.

On the other hand, when the seat cushion is to be stored, the lower end of the support arm is disengaged from the anchor, the seat cushion is rotated upward to the storage position, and the support arm is moved to the storage position. Rotate toward the back side to make the storage posture.

[0010] Then, the seat becomes compact, and a desired space such as luggage storage is secured in the cabin.

[0011]

By the way, when the seat cushion and the support arm are in the respective retracted postures, the occupant may unintentionally touch the lock operating portion and unlock the lock means. There is.

As a result, if the support arm is rotated rearward (or forward), the seat cushion is then rotated downward in order to bring the seat cushion to a position where it can be seated, and the support arm is rotated. When the support arm is in a substantially vertical posture when viewed from the front, the lower end of the support arm is deviated to either the front or the rear of the anchor, and does not match the anchor. Locking will not be possible.

Therefore, when the seat cushion is to be shifted from its storage position to a position in which it can be seated, it is checked each time whether or not the support arm is in a rotation position in which the support arm can be locked to the anchor. , It is necessary to rotate the support arm by operating the lock operation section or the like, but such an operation is extremely complicated.

[0014]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned circumstances, and has as its object to facilitate the work when the seat cushion is changed from its stored position to a seated position. I do.

[0015]

In order to achieve the above object, a space-up seat for an automobile according to the present invention comprises a seat cushion 9 which is substantially horizontal and can be seated on one side in a lateral direction. One side of the floor 3 is supported so as to be movable back and forth and is pivotally supported so as to be rotatable up and down. By rotating the seat cushion 9 upward, the seat cushion 9 can be set in a substantially vertical storage position. In this manner, a support arm 47 is provided which extends substantially vertically downward from the other side of the seat cushion 9 in the seating posture in which the seat can be seated, and a lower end 48 of the support arm 47 is rotatable back and forth. The upper end 4 of the support arm 47
9 is pivotally supported on the other side of the seat cushion 9, and the lower end 48 of the support arm 47 is attached to the floor of the passenger compartment by the vertical rotation of the seat cushion 9 with the support arm 47. Locking means 55 for enabling the support arm 47 to be selectively engaged or disengaged with the anchor 53 in either a front or rear rotation posture.
And a lock operating portion 62 for locking and unlocking the locking means 55, and pivotally supporting the support arm 47 to the left and right with respect to the other side of the seat cushion 9, In the case where the support arm 47 can be set to the storage posture along the back side of the seat cushion 9 by rotating the support arm 47 toward the back side of the seat cushion 9,
When the support arm 47 is in the storage position, the lock operation portion 62 is located between the back side of the seat cushion 9 and the support arm 47.

[0016]

[Operation] The operation of the above configuration is as follows.

As shown in FIGS. 2 and 4 to 9, when the user intends to sit on the seat cushion 9, the seat cushion 9 is set in a position where the seat can be seated. At this time, the support arm 47 is set in a substantially vertical position when viewed from the front, and , A front (or rear) rotation posture, which is locked by the locking means 55, and the lower end 48 of the support arm 47 is
To the anchor 53 of the vehicle.

Then, the seat cushion 9 can be seated, and the load on the seat cushion 9 due to the seating is supported on the vehicle cabin floor 3 via the support arm 47 and the like. At this time, the movement of the seat cushion 9 freely forward (or backward) is prevented by the support arm 47 locked by the seat cushion 9 and locked by the anchor 53 as described above. You. Thus, a desired seating state for the seat cushion 9 is obtained.

On the other hand, as shown by phantom lines in FIGS. 1, 3, and 5, when the seat cushion 9 is to be stored, the lower end 48 of the support arm 47 is detached from the anchor 53, and the seat cushion 9 is moved upward. And the support arm 47 is turned toward the back side of the seat cushion 9 to be in the storage position.

Then, the seat 7 becomes compact,
A desired space such as luggage storage is secured in the cabin 2.

In particular, as shown in FIG. 1, when the seat cushion 9 and the support arm 47 are set in their respective storage positions, the lock operation section 62 moves between the back side of the seat cushion 9 and the support arm 47. It is supposed to be located between them.

Therefore, in the storage posture of the seat cushion 9 and the support arm 47, the unintentional operation of the lock operation portion 62 by the occupant is determined by the seat cushion 9 and the support arm 47. Is prevented.

Accordingly, the seat cushion 9 is in a position in which the seat cushion 9 can be seated, and the support arm 47 is in a substantially vertical position in front view, and is in a front or rear rotation position, and the lower end thereof is locked by the anchor 53. When the seat cushion 9 and the support arm 47 are set to the respective storage postures from the state in which the seat cushion 9 is seated, the support arm 47 is moved forward or rearward until the seat cushion 9 is brought to a seatable posture. The rotation posture is maintained.

As a result, from the state in which the seat cushion 9 and the support arm 47 are in the storage posture, the seat cushion 9 is again brought into a seatable posture, and the support arm 47 is brought into a substantially vertical posture in front view. The lower end 48 of the support arm 47 automatically matches the anchor 53 without being displaced back and forth, and the lower end 48 of the support arm 47 is locked to the anchor 53.

[0025]

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

In FIG. 1, reference numeral 1 denotes a vehicle body of an automobile, and an arrow Fr indicates the front of the automobile. The left and right described below refer to the vehicle width direction toward the front.

The interior of the vehicle body 1 is a cabin 2,
The lower surface of the cabin 2 is formed by a cabin floor 3 forming a part of the vehicle body 1, and the left and right side surfaces of the cabin 2 are formed by a cabin side wall 4 forming a part of the car body 1. ing. A wheel house 5 is formed on each of the left and right sides of the cabin floor 3.

A space-up seat 7 is provided in the vehicle interior 2. The seat 7 has a seat body 8 supported on the vehicle cabin floor 3. The seat body 8 extends upward from a rear end of the seat cushion 9 to allow an occupant to sit thereon. The seat back 10 includes reclining means 11 for pivotally supporting the seat back 10 at the rear end of the seat cushion 9 so as to be vertically rotatable. This reclining means 1
By operating 1, the seat back 10 can be rotated to an arbitrary tilt angle (approximately 0 ° to 180 °) with respect to the seat cushion 9, and can be fixed and released at that position.

2, 4 to 8, one side (right side in the illustrated example) of the seat cushion 9 in which the occupant is seated in a substantially horizontal posture is positioned on one side of the vehicle cabin floor 3. It is supported movably back and forth on the side. More specifically, one side of the seat cushion 9 is supported on a wheel house 5 constituting one side of the vehicle cabin floor 3 via a slide rail 14 so as to be movable back and forth. The slide rail 14 is used for the wheel house 5.
Fixed rail 1 attached to the upper surface of the vehicle and extending in the front-rear direction
5 and a movable rail 16 attached to one side of the seat cushion 9 and guided by the fixed rail 15 so as to be movable in the front-rear direction.

The seat cushion 9, which is moved back and forth by the slide rail 14, is moved to its front position (FIGS. 4 and 6).
, And the rearward movement position (FIGS. 2, 4, 6,
Positioning means 18 for positioning at two positions (solid line 7 in FIG. 7) are provided. The positioning means 18 is disposed in a space 19 between the slide rail 14 and the vehicle cabin side wall 4 adjacent to and adjacent to the slide rail 14. When the seat cushion 9 reaches one of the front and rear movement positions as described above, the positioning means 18 includes an engaging means 20 for engaging and disengaging the movable rail 16 with respect to the fixed rail 15, and an occupant. And an operation section 21 which allows the locking operation of the locking means 20 to be released by the operation of.

The locking means 20 is connected to the movable rail 16
The pivot shaft 23 is supported by the movable rail 16 so as to be rotatable around its axis. The pivot shaft 23 is provided together with the movable rail 16 and the seat cushion 9. Move back and forth. The rotating shaft 23
An arm-shaped locking portion 24 is attached to the front end of the armature, and the operating portion 21 as an operating lever is attached to the rear end. The operating portion 21 and the locking portion 24 are
It rotates with it. A pair of front and rear locked parts 25 and 26, which are engagement concave parts that make the rotating end of the locking part 24 detachable by rotation of the locking part 24, are provided.
These locked portions 25 and 26 are formed on the fixed rail 15 side. Further, the locking portion 24 is connected to the locked portion 25,
26 is provided with a spring for urging it to be locked.

The movable rail 16 is fixed to the fixed rail 15
When the seat cushion 9 is moved forward (or rearward) together with the seat cushion 9 and the seat cushion 9 is moved to a predetermined forward (or rearward) movement position, the stopper (not shown) prevents further movement. The stop portion 24 automatically engages with the front locked portion 25 (or the rear locked portion 26), and the seat cushion 9 is positioned and fixed at that position.

In FIGS. 2, 3, 5, 7, and 8, one side of the seat cushion 9 is pivotally supported on the movable rail 16 of the slide rail 14, and the other side (the left side in the illustrated example). Is provided with a first pivotal support member 28 which is rotatable up and down together with the seat back 10 and the reclining means 11.

As shown by phantom lines in FIGS. 1, 3, and 5, when the seat cushion 9 is rotated upward by the first pivotal support 28, the seat cushion 9 is placed in a substantially vertical storage posture. It can be done. In this case, a hooking means (not shown) such as a belt for hooking the seat cushion 9 in this storage posture to the vehicle interior side wall 4 so as to be freely detachable is provided. In the illustrated example, the seat back 10 is fixed to the seat cushion 9 while being rotated by 180 ° by the reclining means 11.

7 and 8, the first pivotal support 28
A pair of front and rear support brackets 29 and 30 projecting from the movable rail 16;
A pair of front and rear supported brackets 31 and 32 which are located between the first and second seat cushions 9 and 30 and attached to the seat cushion 9;
A pivot shaft 33 for pivotally supporting the supported brackets 31, 32 corresponding to the support brackets 29, 30, respectively;
34, and these pivot shafts 33, 34 are both arranged on an axis extending in the front-rear direction.

Of the supported brackets 31, 32,
The rear supported bracket 32 is connected to the seat cushion 9.
Is detachably fastened to one side by a fastener 36. The fasteners 36 are inserted into the elongated holes 37, 37 formed in the supported bracket 32 in the front-rear direction, and the screw holes 38, 38 on one side of the seat cushion 9 through the elongated holes 37, 37. It is composed of bolts 39 to be screwed. With this fastener 36, the supported bracket 32 is fastened to the seat cushion 9 so as to be adjustable in the front-rear position. In this case, the support brackets 29 and 30 and the supported brackets 31 and 32
So that there is no gap between them.
The position of No. 2 has been adjusted.

2, 4, 5, 6, and 9, a support leg 41 is provided which extends substantially vertically downward from the other side of the seat cushion 9 in a seated posture. . The upper end 43 of the support leg 41 is pivotally supported by the second pivot 44 on the other side of the seat cushion 9 so that the lower end 42 of the support leg 41 is rotatable left and right with respect to the seat cushion 9. ing. The second pivot 44 is composed of a pair of front and rear pivots 45, 45, and both pivots 45, 45 are located on an axis extending in the front-rear direction.

In FIG. 1, in order to improve the appearance of the seat 7, a cover 4 covering the second pivot 44 is provided.
The cover body 46 is detachably attached to the other side of the seat cushion 9.

A support arm 47 is provided which extends substantially vertically downward from the other side of the seat cushion 9 in front view. The upper end 49 of the support arm 47 is pivotally supported on the upper end 43 of the support leg 41 on the other side of the seat cushion 9 by a third pivotal support tool 50 so that the lower end 48 of the support arm 47 can rotate back and forth. The third pivot 50 is constituted by a pivot 51 whose axis extends left and right.

Moving the seat cushion 9 to either the front or rear movement position, setting the support arm 47 to a predetermined front or rear rotation posture, and setting the support arm 47 With the accompanying upward or downward rotation of the seat cushion 9, the lower end 48 of the support arm 47 is engaged with an anchor 53 attached to the passenger compartment floor 3 so as to be freely detachable. The anchor 53 has a bar shape extending in the left and right directions and having a circular cross section, and each end thereof is detachably fastened to the vehicle cabin floor 3 by a fastener 54.

1 to 6 and 9, a lock means 55 is provided for selectively locking the support arm 47 to the front or rear rotation posture with respect to the seat cushion 9. The lock means 55 includes a lock arm 57 pivotally supported on the upper end 43 of the support leg 41 by a pivot 56 so as to be rotatable up and down, and a lock portion 58 which is a lock pin attached to a rotation end of the lock arm 57. And a pair of front and rear locked parts 59 and 60 which are lock grooves formed in the upper end 49 of the support arm 47 in the circumferential direction of the pivot 51 of the third pivot 50. The rotation of the lock arm 57 causes the lock portion 58 to move to the locked portion 5.
9 and 60 can be selectively locked, that is, locking by the locking means 55 is possible. Further, a spring (not shown) for urging the locking portion 58 to lock the locked portions 59 and 60 is provided.

As shown by solid lines in FIGS. 1 to 6 and 9, when the lock portion 58 is locked to the front locked portion 59, the support arm 47 is rotated forward with respect to the seat cushion 9. Locked to. On the other hand, as shown by phantom lines in FIGS. 4 and 6, when the lock portion 58 is locked to the locked portion 60 on the rear side, the support arm 47 is rotated rearward with respect to the seat cushion 9. Locked to.

In FIGS. 1, 6 and 9, the lock means 5
A lock operation unit 62 for locking and unlocking the lock 5 is provided. The lock operation portion 62 has an operation arm 63 pivotally supported on the upper end 43 of the support leg 41 by the pivot 56 so as to be rotatable up and down. A handle 64 is formed at a rotation end of the operation arm 63. ing.

As shown by the dashed line in each of FIGS.
When the handle 64 of the operation arm 63 is lifted and the operation arm 63 is rotated upward, the lock arm 57 is rotated upward, and the lock portion 58 is moved from the locked portions 59 and 60. Then, the lock by the lock means 55 is released.

As shown by phantom lines in FIGS. 1, 3 and 9, the seat cushion 9 is provided so that the support arm 47 can be rotated left and right with the support leg 41 by the second pivotal support 44.
Is pivoted to the other side. The above seat cushion 9
The support arm 47 toward the back side of the support leg 41
When rotated together, the second pivotal support 44 and the support arm 47 are in the storage posture along the back surface of the seat cushion 9.

As shown in FIGS. 2 and 4 to 9, when the seat cushion 9 is to be seated, the seat cushion 9 is placed in a position where it can be seated.
Has a substantially vertical posture in a front view, and a front (or rear as shown by a virtual line in each of FIGS. 4 and 6) pivotal posture as shown by a solid line in each of the above-described drawings, and a locking means in this posture. 5
5 and the lower end 48 of the support arm 47 is detachably engaged with the anchor 53.

Then, the seat cushion 9 can be seated, and the load on the seat cushion 9 and the seat back 10 due to the seating is supported by the slide rail 14 and the support arm 47 on the vehicle floor 3 side. .
At this time, the movement of the seat cushion 9 freely forward (or rearward) is caused by the locking operation of the locking means 20 on the slide rail 14, the locking with respect to the seat cushion 9, and the anchor 53. And the support arm 47 locked to the arm. Thus, a desired seating state for the seat cushion 9 is obtained.

On the other hand, as shown by phantom lines in FIGS. 1, 3, and 5, when the seat cushion 9, the support leg 41, and the support arm 47 are to be stored, the lower end 48 of the support arm 47 is moved from the anchor 53. The support legs 41 are detached, and the seat cushion 9 is rotated upward to be in the storage position, and is rotated together with the seat cushion 9.
The support arm 47 is rotated toward the back side of the seat cushion 9 to be in the storage posture.

Then, the seat 7 becomes compact,
A desired space such as luggage storage is secured in the cabin 2.

In FIGS. 1, 6 and 9, the lock means 5
5 is provided on the left and right sides of the support arm 47 on the opposite side (left side) to one side of the seat cushion 9, and the operation arm 63 of the lock operation section 62 is provided on the left and right sides of the support arm 47. Of these, it is provided on one side of the seat cushion 9.

In particular, in FIG. 1, a lock operating portion 62 is located between the back side of the seat cushion 9 and the support arm 47, and the seat cushion 9 and the support arm 47 are set in their respective storage positions. When the lock operation part 62 is moved,
It is located between the support arms 47.

Therefore, in the respective storage positions of the seat cushion 9 and the support arm 47, the lock operation section 62 is not intentionally operated by the occupant by the seat cushion 9 and the support arm 47. Is prevented.

Accordingly, the seat cushion 9 is in a position where the seat cushion 9 can be seated, and the support arm 47 is in a substantially vertical position when viewed from the front, and is in a forward or rearward turning position. When the seat cushion 9 and the support arm 47 are set to the respective storage postures from the state in which the seat cushion 9 is seated, the support arm 47 is moved forward or rearward until the seat cushion 9 is brought to a seatable posture. The rotation posture is maintained.

As a result, from the state in which the seat cushion 9 and the support arm 47 are in the storage posture, the seat cushion 9 is again brought into a seatable posture, and the support arm 47 is brought into a substantially vertical posture in front view. The lower end 48 of the support arm 47 automatically matches the anchor 53 without being displaced back and forth, and the lower end 48 of the support arm 47 is locked to the anchor 53.

As described above, when the seat cushion 9 and the support arm 47 are both in the retracted position, the handle 64 of the lock operation section 62 approaches or is close to the cover body 46 that is a part of the seat 7. Handle 6 for contacting and unlocking the lock of the lock means 55
The operation of 4 is prevented by the cover body 46, that is, the cover body 46 functions as a stopper.

Therefore, in the storage posture of the seat cushion 9, it is possible to more reliably prevent the lock operation section 62 from being operated unintentionally by the occupant.

[0057]

According to the present invention, the lock means for selectively locking the support arm pivotally supported by the seat cushion to either the front or rear rotation posture, and locking and unlocking the lock means. In a space-up seat of an automobile provided with a lock operation unit to be operated, when the seat cushion and the support arm are in their respective storage positions, the lock operation unit is connected to the back side of the seat cushion and the support arm. It is supposed to be located between them.

Therefore, in the respective storage positions of the seat cushion and the support arm, unintentional operation of the lock operation unit by the occupant is prevented by the seat cushion and the support arm.

Thus, the seat cushion can be seated, the support arm is in a substantially vertical posture when viewed from the front, the front or rear rotation posture, and the lower end is locked to the anchor. After that, when the seat cushion and the support arm are brought into the respective storage positions, the support arm is kept in the above-mentioned front or rear rotation position until the seat cushion is brought into a position where the seat cushion can be seated. Dripping.

As a result, when the seat cushion and the support arm are placed in the storage posture from the storage posture, the seat cushion is again brought into a seatable posture, and the support arm is brought into a substantially vertical posture in front view. The lower end of the arm automatically aligns with the anchor, and the lower end of the support arm is locked to this anchor, which facilitates the work when the seat cushion is changed from its stored position to a seated position. Becomes

[Brief description of the drawings]

FIG. 1 is a sectional view taken along line 1-1 of FIG.

FIG. 2 is an overall perspective view of the seat when the seat cushion is in a position where it can be seated.

FIG. 3 is an overall perspective view of the seat when the seat cushion is in a storage posture.

FIG. 4 is a left side view of the seat.

FIG. 5 is a front view of the seat.

FIG. 6 is a partially enlarged view of FIG. 4;

FIG. 7 is a right side view of the seat.

FIG. 8 is a partial perspective development view of the seat.

9 is a partially enlarged cross-sectional view of FIG. 5 and an operation explanatory view.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Body 2 Cabin 3 Cabin floor 7 Seat 8 Seat body 9 Seat cushion 14 Slide rail 18 Positioning means 28 First pivotal support 41 Support leg 44 Second pivotal support 46 Cover body 47 Support arm 48 Lower end 49 Upper end 50 First 3 pivots 53 anchor 55 locking means 62 lock operating part

Claims (1)

(57) [Claims] 1. A seat cushion having a substantially horizontal seating posture and having one lateral side in the left-right direction supported on one side of a vehicle cabin floor so as to be movable back and forth and pivotably pivotable up and down. When the seat cushion is pivoted upward, the seat cushion can be placed in a substantially vertical storage position, and the seat cushion in the seating position is downwardly viewed from the other side of the seat cushion in a front view. A support arm extending substantially vertically is provided, and the upper end of the support arm is pivotally supported on the other side of the seat cushion so that the lower end of the support arm can rotate back and forth. By rotating the seat cushion up and down, the lower end of the support arm can be freely disengaged from an anchor attached to the vehicle floor, and the support arm can be turned forward and backward. A lock means for selectively locking the shift means and a lock operation part for locking and unlocking the lock means are provided, and the support arm is rotated left and right with respect to the other side of the seat cushion. In a space-up seat for an automobile, the support arm is movably pivotally supported, and the support arm can be placed in a storage position along the back side of the seat cushion by the rotation of the support arm toward the back side of the seat cushion. A space-up seat for an automobile, wherein the lock operation portion is located between the back side of the seat cushion and the support arm when the seat cushion and the support arm are in their storage positions.