JP3008249B2 - Seat flip-up attitude holding device for vehicles - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seat having an upper end which can be flipped up and one of the front and rear ends of which is connected to the floor of a vehicle body, and a seat which can be folded toward the seat. The present invention relates to a device for holding a seat in a flip-up position in a vehicle in which a seat having a backrest connected to the seat is disposed in a vehicle interior.

[0002]

2. Description of the Related Art Conventionally, when a seat is held in a flipping position, as shown in FIG. 8, the seat can be stored in a center console box 45 disposed between a driver's seat and a passenger seat, and one end is connected to a vehicle body. The strap 25 '
The other end of which is engaged with and connected to a seat in a flipping position, or a strap whose one end is rotatably connected to the back of a backrest 18 'of a seat 7' as shown in FIG. The other end of the 25 "is normally attached to the back surface with a hook-and-loop fastener 46 at normal times, but is connected to the vehicle body at the time of flip-up.

[0003]

However, when the strap 25 'is stored in the center console box 45 when the seat is in the normal posture, the strap 25' is moved to the center console box when the vehicle is running. In some cases, noise may occur due to the noise in the vehicle 45, and it is difficult to operate the strap 25 'from outside the vehicle. Moreover, the center console box 46 in which the strap 25 'is stored is mounted on a vehicle that does not assume a walk-through between the driver's seat and the passenger seat, and is premised on a walk-through between the driver's seat and the passenger seat. It is difficult to apply to vehicles.

Further, when the strap 25 "is attached to the back of the backrest 18 'with the hook-and-loop fastener 46 when the seat 7' is in the normal posture, the strap 25" is attached.
Are easily detached from the backrest 18 '.

[0005] The present invention has been made in view of the above circumstances, and it is possible to avoid the generation of noise in a state where the seat is in a normal posture, to securely fix the strap, and to prevent the strap from being mounted outside the vehicle. It is an object of the present invention to provide a vehicle seat flipping posture holding device which facilitates the operation of the vehicle and can be applied to a vehicle on the premise of walk-through.

[0006]

In order to achieve the above object, according to the first aspect of the present invention, there is provided a seat portion in which one of front and rear ends is connected to a floor surface of a vehicle body so as to be able to flip upward. A seat provided on a side surface of the vehicle body, the seat including a backrest portion connected to the seat portion so as to be able to be folded toward the seat portion side.
In a vehicle which is disposed in the passenger compartment at a position corresponding to the open opening sections, the connecting member which is fixed on the inner surface of the vehicle body side wall in the vicinity of the opening, the proximal end portion of the strap so as to be rotatable The cover connected to the outside of the backrest
A locking pin is protruded, and the seat is in a flip-up position in which the seat is flipped up with the backrest folded toward the seat .
An engaging bracket detachably engaged with the locking pin is provided at a tip end of the strap, and the engaging means for detachably engaging the engaging bracket in a state where the strap is extended includes the opening. Near the part and above the connecting member
Is fixedly disposed on the inner surface side of the vehicle body side wall.

[0007] The invention according to claim 2 provides the above-described claim 1.
In addition to the configuration of the invention described above, the locking means includes a resilient locking member that is releasably engageable and resiliently engages the engagement bracket.

According to a third aspect of the present invention, in addition to the configuration of the first or second aspect of the present invention, a base end portion of a seat belt for a seat disposed in a vehicle interior in front of a flippable seat. And the base end of the strap are connected together.

[0009]

According to the configuration of the first aspect of the present invention, when the seat is in the flip-up position, the seat is held in the flip-up position by engaging the engaging bracket provided at the tip of the strap with the seat. When the seat is in the normal position, the engagement bracket is engaged with the locking means, so that the strap can be reliably held in its extended state, and the connecting member and the locking means are opened. Since the strap is provided on the inner surface of the side wall of the vehicle body near the portion, it is easy to operate the strap from outside the vehicle.

According to the second aspect of the present invention, the engagement bracket of the strap is elastically engaged with the elastic locking member of the locking means, so that the engagement bracket is locked to the locking means. Can be easily engaged and disengaged.

Further, according to the third aspect of the invention, since the base ends of the seat belt and the strap are connected to the common connecting member, the number of parts is reduced.

[0012]

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

1 to 7 show an embodiment of the present invention. FIG. 1 is a side view of a vehicle, FIG. 2 is a partially cutaway plan view of the vehicle, and FIG. 3 is a state in which a door is removed. FIG. 4 is an enlarged sectional view taken along the line 4-4 in FIG. 3, FIG. 5 is a side view of the seat in the flip-up position, FIG. 6 is a sectional view taken along the line 6-6 in FIG. FIG. 7 is an enlarged sectional view taken along line 7-7 of FIG. 6.

Referring first to FIGS. 1 and 2, the vehicle V
Inside the passenger compartment 15, a pair of left and right front seats 6 and 6 used as a driver seat and a front passenger seat, respectively, and a pair of left and right intermediate portions located behind the front seats 6 and 6 are provided. The seats 7, 7 and a rear seat 8 located further behind the intermediate seats 7, 7 are arranged so as to enable walk-through as indicated by arrows.

Referring also to FIG. 3, a pair of openings 1 serving as front entrances is provided on both side surfaces of the vehicle body B of the vehicle V.
0 ... and a pair of openings 11 ...
A center pillar 9 is provided between the openings 10 and 11, respectively, and a pair of front side doors 12 and 12 that can open and close the openings 10 and a pair of rear doors that can open and close the openings 11 are provided. The side doors 13 and 13 are attached to the vehicle body B. An opening (not shown) which is opened and closed by a rear door 14 attached to the vehicle body B is provided at a rear portion of the vehicle body B.

A pair of left and right front seats 6 and 6 are arranged in the vehicle cabin 15 at positions corresponding to the openings 10 which are front side entrances, and a pair of left and right middle seats 7 and 6 are provided. 7 are disposed in the vehicle cabin 15 at positions corresponding to the openings 11 which are rear side entrances.

By the way, the intermediate seat 7 can be flipped up as shown by a chain line in FIG. 3 so as not to hinder getting in and out of the rear seat 8 through the openings 11. A seat 17 whose front end is connected to the floor 16 of the vehicle body B so as to be able to be flipped upward,
And a backrest 18 connected to the rear of the seat 17.

A bracket 19 is erected on the floor 16, and a front end of the seat 17 is rotatably connected to the bracket 19 via a pivot 20. As shown in FIG. 3, the seat 17 has a support position standing upright from the seat 17 on the floor surface 16 side and in contact with the floor surface 16 as shown in FIG. The leg 21 is rotatably connected to the moved storage position, and the leg 21 at the support position is removably engaged with the floor 16 by engaging means (not shown).

Further, between the bracket 19 and the seat 17, when the seat 17 is lifted upward from a normal position where the seat 17 is supported on the floor 16 by the legs 21, an urging force in the flipping direction is applied to the seat 17. A feeding gas stay 22 is provided.

The backrest 18 is connected to the rear of the seat 17 so that the vehicle V can be tilted in the front-rear direction. Between the seat 17 and the backrest 18 is a conventionally known seat as shown in FIG. A reclining mechanism 40 is provided. The reclining mechanism 40 is configured to move the backrest 18 to the seat 17.
Can be switched between a locked state in which the backrest 18 is held at a fixed position and an unlocked state in which the backrest 18 can be tilted back and forth. Moreover, the reclining mechanism 40
A cover 23 that covers and is fixed to the bracket 41 of the reclining mechanism 40 is provided at a lower portion outside the backrest 18, and an operation lever 24 disposed outside the cover 23 is attached to the reclining mechanism 40. Be linked. The reclining mechanism 40 is rotated by operating the operating lever 24 clockwise from the position shown in FIG.
Can be in the unlocked state.

By setting the reclining mechanism 40 to the unlocked state and releasing the engagement of the legs 21 with the floor 16, the intermediate seat 7 can be set in a flipping position as shown in FIG. That is, by flipping up the seat portion 17 in a state where the backrest portion 18 is folded toward the seat portion 17 side, the intermediate seat 7 is in a flipping up posture.

The flip-up attitude of the intermediate seat 7 is held by the strap 25. Thus, the strap 25
Is rotatably supported at the lower portion on the inner surface side of the center pillar 9 as a vehicle body side wall near the openings 10 and 11, and an engagement bracket 26 provided at the distal end of the strap 25 is provided. By engaging the middle seat 7, the flip-up posture of the middle seat 7 is maintained.

In FIG. 6, a lower portion of the center pillar 9 facing the passenger compartment 15 on the inner surface side is provided with the center pillar 9.
A shaft-shaped connecting member 27 is fixed so as to protrude inward from the lining 9a provided on the inner surface of the strap. The base end of the strap 25 is rotatably connected to the connecting member 27. In addition, the base end of the seat belt 28 for the front seat 6 located in front of the intermediate seat 7 is rotatably connected to the connecting member 27, and the base ends of the strap 25 and the seat belt 28 are connected to each other. Both are connected to the connecting member 27.

Referring also to FIG. 7, the engagement bracket 2
6 is a connecting ring 2 connected to the tip of the strap 25.
6a is formed in a flat plate shape having an engaging portion 26b connected thereto, and the engaging portion 26b has a circular insertion hole portion 29a.
And an engagement hole 29b formed in a keyhole shape with an engagement hole 29b which is narrower than the diameter of the insertion hole 29a and is continuous with the insertion hole 29a on the side opposite to the connecting ring 26a. Provided. In addition, on both sides of the engagement bracket 26, engagement recesses 30, 30, which are recessed inward, are formed in the connection members of the connection ring portion 26a and the engagement portion 26b.

On the other hand, a locking pin 31 is projected from the cover 23 of the intermediate seat 7 so as to be located below when the intermediate seat 7 is in the flipping-up position. As shown in FIG. 4, the locking pin 31 also has a function of fixing the cover 23 to the bracket 41 of the reclining mechanism 40. With nut 42
And a locking shaft portion 31b formed larger in diameter than the screw shaft portion 31a, coaxially connected to the screw shaft portion 31 and engaged with the outer surface of the cover 23.
And an enlarged diameter head 31c provided at the outer end of the locking shaft 31b.
Consisting of Thus, the locking shaft portion 31b has an outer diameter that can be inserted into the engaging hole portion 29b of the engaging hole 29, and has an axial length slightly larger than the thickness of the engaging bracket 26. The enlarged diameter head 31c is
9 is formed so as to have an outer diameter that can be inserted into the insertion hole 29a. Thereby, after the enlarged diameter head 31c is inserted into the insertion hole 29a, the engagement bracket 26 is moved so that the locking shaft 31b is positioned in the engagement hole 29b, whereby the engagement bracket 26 is moved. Is engaged with the locking pin 31 of the intermediate seat 7 in the flip-up attitude, and in this state, the flip-up attitude of the intermediate seat 7 is maintained.

On the inner surface of the center pillar 9, that is, the upper inner surface of the lining 9 a, a strap 25 is provided at the distal end of the strap 25 in a stretched state, preferably in a tensioned state in which the strap 25 is taut. locking means 32 before it can interleaf bracket 26 engaged
It is fixedly disposed above the connecting member 27 .

The locking means 32 includes a cover 33 made of synthetic resin which is attached to the lining 9a so as to cover the inner surface of the lining 9a, and a resilient locking member 34 housed in the cover 33.

The cover 33 has a substantially U-shaped vertical cross section with an open bottom, and a lower end of the cover 33 is provided with a slot 35 through which the engaging bracket 26 can be inserted and removed. And a pair of regulating walls 36, 3 extending upward so as to define both sides of the insertion opening 35.
6 are provided. The cover 33 is provided with rivet pins 37 provided integrally with the cover 33 on both sides of the insertion / removal opening 35.
37 and a rivet pin 38 provided integrally with the cover 33 near the upper end of the cover 33 to rivet the lining 9a.

The elastic locking member 3 housed in the cover 33
4 is a support portion 34a formed in a substantially U shape opened downward.
And a pair of engaging projections 34 formed substantially in a V shape so as to be close to each other and connected to both ends of the support portion 34a.
b, 34b and a pair of regulating arms 34c, which extend substantially parallel to each other and are connected to the engagement protrusions 34b, 34b.
34c and is formed of a spring material. The elastic locking member 34 has its regulating arms 34c, 34c connected to the regulating wall 3.
6 and 36, the upper end of the support portion 34a is supported between the plurality of protrusions 39 projecting from the inner surface of the upper portion of the cover 33 and the rivet pin 38 and supported by the cover 33. In this state, the elastic locking member 34 connects the two regulating arms 34c, 34c to the regulating wall 36,
The two engaging projections 34b, 34
It exerts a resilient force in the direction to bring b closer.

The engagement bracket 26 is inserted into the insertion / removal opening 35.
When it is inserted into the cover 33 from the
Are engaged with the engaging portions 26b of the engaging bracket 26, but the engaging projecting portions 34b, 3
When the engagement bracket 26 is further pushed in so as to separate the engagement projections 4b from each other, the engagement projections 34b, 34b jump over the engagement portion 26b and resiliently engage with the engagement recesses 30, 30, respectively. In this manner, with the engagement bracket 26 engaged with the locking means 32, the disposition position of the locking means 32 is set so that the strap 25 is in the extended state.

Next, the operation of this embodiment will be described. The connecting member 2 provided on the inner surface side of the center pillar 9 is described.
7, a base end of a strap 25 is rotatably connected thereto, and a locking pin of the intermediate seat 7 in a flipping-up position in which the seat portion 17 is flipped up with the backrest portion 18 folded toward the seat portion 17 side. By engaging the engagement bracket 26 provided at the distal end of the strap 25 with the engagement of the strap 31 in a detachable manner, the flip-up posture of the intermediate seat 7 is maintained. When the intermediate seat 7 is in the normal posture other than the flip-up posture, the strap 25 is extended by engaging the engagement bracket 26 with the locking means 32 provided on the inner surface side of the center pillar 9. Can be held on the vehicle body B side. Therefore, when the middle seat 7 is in the normal posture, as shown in FIG. 2, the strap 25 can be securely held by the center pillar 9 so as not to hinder the walk-through.

In addition, the locking means 32 is
6 is provided with a resilient locking member 34 for releasably engaging the engaging member 6. The operation of engaging the engaging bracket 26 with the locking means 32 and the operation of detaching from the locking means 32 are extremely easy. It is. The base end of the strap 25 is the opening 1.
The connecting members 27 of the center pillar 9 in the vicinity of 0... 11 are also connected to the center pillar 9, so that the strap 25 is engaged with the intermediate seat 7 and locked. The operation of engaging the means 32 can be performed from outside the vehicle through the opening 10 or the opening 11. Furthermore, since the strap 25 is in an extended state in a state where the engagement bracket 26 is engaged with the locking means 32, the strap 25 does not flap and vibrate during traveling of the vehicle, and no noise is generated.

By the way, since the base ends of the seat belt 28 and the strap 25 are connected to the common connecting member 27, the parts can be shared and the number of parts can be reduced. Moreover, since the locking pin 31 for engaging the engagement bracket 26 also has a function of fixing the cover 23 to the bracket 41, the number of parts can be further reduced by sharing parts.

Although the embodiments of the present invention have been described in detail above, the present invention is not limited to the above embodiments, and various design changes can be made without departing from the present invention described in the appended claims. It is possible to do.

For example, the present invention can be applied to a seat that can be flipped up to the rear side, and the arrangement of the connecting member 27 and the locking means 32 is not limited to the center pillar 9 but can be opened and closed. What is necessary is just to provide in the inner surface side of a vehicle body side wall near a suitable opening part.

[0036]

As described above, according to the first aspect of the present invention, the connecting member fixed to the lower portion on the inner surface side of the vehicle body side wall near the openable and closable opening provided on the side surface of the vehicle body is provided. A base end portion of the strap is rotatably connected, and an engaging bracket detachably engaged with a seat in a flip-up position in which the seat portion is flipped up with the backrest portion folded toward the seat portion. An engagement means for removably engaging the engagement bracket with the strap extended, an inner surface of the vehicle body side wall near the opening and above the connecting member. The seat is fixed because it is fixed to the side
At the end of the strap when in the upright position
The engaging bracket that is provided to the locking pin of the seat
This keeps the seat upright. When the seat is in the normal position, the extended strap
By engaging the engaging bracket on the distal end with the locking means on the inner surface of the side wall of the vehicle body , the strap can be reliably held in its extended state, and the generation of vibration noise is reduced.
Evaded. Moreover, the connecting member and the locking means are near the opening.
Provided on the inner surface of the side wall of the vehicle body, the operation of the strap from outside the vehicle is facilitated, and the strap can be arranged at a position where it does not hinder the walk-through.

According to a second aspect of the present invention, in addition to the configuration of the first aspect of the present invention, the locking means is resiliently engageable so that the engagement bracket is elastically engaged. The provision of the member facilitates the operation of engaging and disengaging the engagement bracket with the locking means.

According to a third aspect of the present invention, in addition to the configuration of the first or second aspect of the present invention, a seat belt base for a seat disposed in a vehicle interior in front of a flippable seat is provided. Since the end and the base end of the strap are connected together, the number of parts can be reduced by sharing parts.

[Brief description of the drawings]

FIG. 1 is a side view of a vehicle according to one embodiment.

FIG. 2 is a partially cutaway plan view of the vehicle.

FIG. 3 is a side view of a main part of the vehicle with a door removed.

FIG. 4 is an enlarged sectional view taken along line 4-4 of FIG. 3;

FIG. 5 is a side view of the seat in a flipping posture.

FIG. 6 is a sectional view taken along line 6-6 in FIG. 5;

FIG. 7 is an enlarged sectional view taken along line 7-7 of FIG. 6;

FIG. 8 is a perspective view showing an example of a conventional technique.

FIG. 9 is a perspective view showing another example of the prior art.

[Explanation of symbols]

 6 Front seat 7 Middle seat 9 Center pillar 10 as body side wall 10, 11 Opening 15 Cabin floor 16 Floor 17 Seat 18 Backrest part 25 Strap 26 Engagement bracket 27 Connection member 28 Seat belt 32 Locking means 34 Elastic locking member B Body V ... Vehicle

Claims (3)

(57) [Claims] 1. A seat (17), which can be flipped upward and has one of front and rear ends connected to a floor surface (16) of a vehicle body (B), and a seat (17) side. The backrest (1) which is foldable and connected to the seat (17)
8) is provided on the side of the vehicle body (B).
At the position corresponding to the opening (11) that can be opened and closed,
In a vehicle which is disposed 5) within the coupling member which is fixed to the inner surface lower portion of the vehicle body side wall (9) in the vicinity of the opening (10, 11) (27), the proximal end of the strap (25) (23) a cover (23) which is rotatably connected to a portion and which is disposed outside the backrest (18)
A locking pin (31) is protruded from the seat (7) , and the seat (7) is in a flip-up position in which the seat (17) is flipped up with the backrest (18) folded toward the seat (17). An engagement bracket (26) removably engaged with the locking pin (31) is provided at the distal end of the strap (25), and the engagement bracket (26) is extended with the strap (25) extended. Locking means (32) for releasably engaging
Is located near the openings (10, 11) and the connecting portion
A seat flipping posture holding device for a vehicle, which is fixedly disposed on an inner surface side of a vehicle body side wall (9) above a member (27) . 2. The locking means according to claim 1, wherein the locking means comprises a resilient locking member which is disengageable and resiliently engages the engagement bracket. Seat flip-up attitude holding device in the vehicle. 3. A base end of a seat belt (28) for a seat (6) disposed in a passenger compartment (15) in front of a flippable seat (7) on the connecting member (27). 3. The device according to claim 1, wherein the strap and a base end of the strap are connected together. 4.