JP2001270352A - Seat for walk-through - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a seat for walk-through capable of easily assuring a walk-through space to enhance the convenience in use by easily providing a walk-through operation to the second seat of an RV such as a wagon. SOLUTION: This seat for walk-through comprises a reclining lever 133 of a recliner 13 installed on a seat cushion 11, a slide lever 14 of a slide mechanism 20 three types of levers of a rotating lever 15 of a rotating mechanism 30, and a walk-in lever 16 connected through wires 134 and 167. By operating the walk-in lever 16, the recliner 13, slide device 20, and rotating mechanism 30 are unlocked simultaneously. Then a walk-through space S can be assured easily by forwardly tilting a seat back 12 and laterally rotating generally 45 deg. and forwardly sliding a seat 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is applied to one side of a second seat in a plurality of front and rear seats, for example, three or more front and rear seats, and is a walk-through seat capable of securing a space for occupant movement between seats. About.

[0002]

2. Description of the Related Art In general, many RVs such as wagons have a seat arrangement set in three rows so that a large number of people can board. For example, as shown in FIG. 11, an RV car 1 such as a wagon car has a driver seat 2a and an auxiliary seat 2b as a first seat 2 in the front row, and a second seat 3 in the center as a second seat 3 for two persons. Right seats 3a and 1
Left seat 3b for seating, third seat 4 in back row
Are arranged. In the case of an RV 1 such as a wagon,
In order to enhance the usability of the space in the vehicle cabin, the second seats 3a and 3b can be adjusted to an arbitrary sliding position in the front-rear direction along the fixed rail 5 on the vehicle body floor, and many rotary types are also used. .

[0003]

However, in the seat arrangement of the conventional RV vehicle 1 such as a wagon vehicle, the movement of the occupant from the second seat 3 to the third seat 4 or, conversely, from the third seat 4 to the second seat 3. In order to carry out the movement of the occupant (hereinafter referred to as walk-through), the passenger must straddle the second seat 3, and the movement between the seats is troublesome. Therefore, there is an urgent need to provide a walk-through seat that can easily perform a walk-through and smoothly move between seats in a vehicle cabin.

[0004] It is an object of the present invention to provide a walk-through sheet applied to one side of a second sheet in a plurality of front and rear rows of seats, which unlocks a recliner, unlocks a slide mechanism, and unlocks a rotation mechanism. The present invention is to provide a walk-through sheet that can easily perform the above-mentioned steps and can secure a sufficient walk-through space.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and a walk-through sheet according to a first aspect of the present invention is provided with a second sheet in a plurality of rows arranged in front and rear. A walk-through seat that is applied to one side and can secure a space for occupant movement between seats, wherein the walk-through seat is attached to a seat cushion so that a seat back can be tilted via a recliner, and the seat cushion is A walk-in lever which is rotatably and slidably supported via a rotation mechanism and a slide mechanism and which is connected to the recliner lever of the recliner, a slide lever of the slide mechanism, and a rotation lever of the rotation mechanism via a wire is provided. This walk-in lever is provided on the seat cushion. By work, recliner,
The lock of the slide mechanism and the rotation mechanism can be released collectively.

According to the walk-through seat of the first aspect of the present invention, since the reclining lever, the slide lever, and the rotating lever are connected to the walk-through lever via wires,
Just by operating the walk-in lever, you can unlock the recliner and move the seat back forward,
The unlocking of the slide mechanism and the unlocking of the rotating mechanism can both be performed.

Further, in the walk-through sheet according to the second aspect of the present invention, the rotation mechanism of the sheet is substantially one in one direction.
It is characterized by being rotatable by 80 ° and rotatable by approximately 45 ° in the other direction during walkthrough.

According to the walk-through seat according to the second aspect of the present invention, it is possible to adjust the rotation by approximately 180 ° in one direction, and to rotate 45 ° in the other direction to slide forward, A sufficient walk-through space can be easily formed between the second seat and the third seat.

In the walk-through seat according to a third aspect of the present invention, the walk-in lever is provided inside the walk-through seat, and the rotation mechanism of the seat can rotate clockwise by approximately 180 °. In addition, during the walk-through, it is possible to rotate the walk-in lever approximately 45 degrees counterclockwise in series with the operation of the walk-in lever.

According to the walk-through seat of the present invention, the walk-in lever is provided inside the walk-through seat, and the rotation mechanism of the seat rotates clockwise by approximately 180 °. Possible and
During the walk-through, the walk-in lever can be rotated approximately 45 ° counterclockwise in series with the operation of the walk-in lever. A sufficient walk-through space can be easily formed between the seat and the third seat.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a walk-through sheet according to the present invention will be described below in detail with reference to the drawings. FIG. 1 is an overall configuration diagram in which a walk-through sheet according to the present invention is applied to a second sheet, FIGS. 2 and 3 are perspective views and plan views showing a walk-through sheet according to the present invention, and FIG. FIG. 5 is an exploded perspective view showing a configuration of a drive mechanism portion of the walk-through sheet, FIG. 5 is an exploded perspective view showing a rotation mechanism in the walk-through sheet according to the present invention, and FIGS. 6 to 9 show operations of the rotation mechanism. It is a top view.

FIG. 1 shows an arrangement of a seat in which a walk-through seat 10 according to the present invention is applied to an RV vehicle 1 such as a wagon vehicle. A driver seat 2a and an auxiliary seat are arranged in the first row. 2b, a two-seat captain sheet 3a and a walk-through sheet 10 according to the present invention are arranged adjacent to the captain sheet 3a as a second-row seat, and a bench-type seat 4 is arranged as a third-row seat. When a fourth row sheet is present, the present invention is applied by setting the third row sheet as a second sheet.

The walk-through sheet 10 according to the present invention
As shown in FIGS. 2 to 4, a seat back 1 serving as an occupant's back rests on a seat cushion 11 on which the occupant sits.
2 is attached via a recliner 13 so that the backrest angle can be adjusted. Further, the walk-through sheet 10 according to the present invention is provided with a slide lever 14 for unlocking the slide mechanism 20 and a rotation lever 15 for unlocking the rotation mechanism 30, and unlocks the recliner 13. There is provided a walk-in lever 16 that can perform both unlocking of the slide mechanism 20 and unlocking of the rotating mechanism 30 at a time.

In the present invention, by operating the walk-in lever 16, all of the lock mechanisms can be unlocked collectively. Therefore, when the seat back 12 of the walk-through seat 10 is moved forward, the seat back 12 is further moved to the left by 45 degrees.
By rotating and sliding forward, the walk-through space (S in the figure) can be secured by a simple operation as shown in FIG. 10, and the occupant can move freely in the space. Note that the slide lever 14 is provided outside the walk-through sheet 10 and the rotation lever 15
Is provided on the front side of the walk-through sheet 10, and the walk-in lever 16 is provided inside the walk-through sheet 10.

Next, the outline of the configuration of these various mechanisms will be described with reference to FIG. 4. First, the seat cushion frame 111 of the seat cushion 11 is constituted by a pipe frame 112 whose front side is bent in a substantially U-shape. At the same time, the left and right sides and the rear side are constituted by plate frames 113.

The recliner 13 is rotatably supported on a reclining base 131 so that the reclining arm 132 can be locked at any position. A reclining lever 133 is provided to release the locked state of the reclining arm 132 with respect to the reclining base 131,
The reclining base 131 is fixed to the seat cushion frame 111 with screws.

Further, the slide mechanism 20 of the walk-through sheet 10 according to the present invention includes the slide lever 1.
4 is connected to the drive shaft 141, and the drive shaft
Reference numeral 1 extends in the width direction across the left and right plate frames 113, is rotatably supported by the plate frame 113, and has a pressing plate 142 attached to the center of the drive shaft 141. The pulling operation causes the pressing plate 142 to rotate, thereby unlocking the slide mechanism 20.

That is, the slide mechanism 20 comprises an upper rail 22 slidably fitted on a fixed rail 21 extending in the front-rear direction on the vehicle body floor, and the upper rail 22 is a seat leg 23 for supporting the seat cushion 11. Mounted on

The operation of the slide lever 14 causes the pressing plate 142 to rotate, and the receiving plate 231 is pressed by the pressing plate 142 to rotate integrally, thereby driving the shaft 232 supporting the receiving plate 231 to rotate. Then, slide mechanism 20
When the latch (not shown) is lifted upward, the latch claw of the latch is released from the lock hole (not shown) of the fixed rail 21, and the locked state of the slide mechanism 20 is released.

Further, the seat cushion frame 11
A rotation mechanism 30 composed of a rotating disk is mounted between the first leg 1 and the seat leg 23. The rotation mechanism 30 includes a lower base 31 having a circular opening fixed to the upper surface of the seat leg 23, as shown in FIG. The upper base 3 fixed to the seat cushion frame 111 has a circular opening formed on the lower base 31 and a circular opening formed in accordance with the circular opening.
2 and a holder member 33 having a peripheral edge of a circular opening for holding the peripheral edge of the circular opening of the upper base 32 slidably and rotatably between the peripheral edge of the circular opening on the lower base 31 side. It is configured.

In particular, according to the present invention, as a function of the rotation mechanism 30, in addition to the rotation operation in one direction, for example, approximately 180 ° clockwise, in the walk-through, in the other direction, that is, approximately 4 degrees counterclockwise.
In order to enable a 5 ° rotation, the upper base 32
A right rotation 180 ° rotation space a that allows the stopper 331 of the holder member 33 to pass therethrough, and a left rotation 45 °
A rotation space b is set.

By rotating the rotary lever 15, the locked state between the lower base 31 (holder member 33) and the upper base 32 is released, and the upper base 31 is rotated clockwise by approximately 180 ° and counterclockwise. A series of rotations of approximately 45 ° becomes possible. In the case where the arrangement of the sheets is reversed, these angles are respectively reversed.

FIGS. 6 to 9 show the operation of the rotating mechanism 30 in the walk-through sheet 10 according to the present invention. FIG. 6 shows a normal state.
The upper base 32 is engaged with the lower base 31 (holder member 33).

By operating the rotation lever 15, the locked state between the lower base 31 (holder member) and the upper base 32 is released, and as shown in FIG.
Rotate 90 ° clockwise (clockwise),
As shown in FIG. 8, by rotating the upper base 32 by 90 °, the upper base 32 can be rotated 180 ° clockwise. At this time, the stopper 331 of the holder member 33 comes into contact with the step 32a of the upper base 32, so that
Is restricted.

Further, according to the present invention, in addition to the above-described rightward rotation behavior, as shown in FIG. 9, a counterclockwise (leftward) 45 ° rotation is allowed, and the holder is provided. When the stopper 331 of the member 33 contacts the step 32b of the upper base 32,
The 5 ° rotation range is regulated. In particular, the walk-through space S can be easily formed by utilizing the 45 ° rotation in the left direction during the walk-through.

In the present invention, the reclining lever 133 is used.
, The recliner 13 can be unlocked, and the slide mechanism 14 can be unlocked by the slide lever 14 and the rotation mechanism 3 can be operated by the rotation lever 15.
The lock of each of the lock mechanisms can be individually released. However, in order to easily perform the lock release of the plurality of lock mechanisms simply by operating one lever, the walk-in lever 16 is provided in the present invention. It is designed to be connected to a mechanism.

That is, the walk-in lever 16 is rotatably mounted in a shallow bottom case 161 in a direction indicated by an arrow in FIG. The protruding attachment piece 163 is attached to a bracket 114 formed on the seat cushion frame 111 by fixing it with a screw 164. The walk-in lever 16 is biased in one direction by a spring 165.

The mounting portion 166 integrated with the walk-in lever 16 has two wires 167a and 167.
b is attached, one side of the wire 167a is connected to the reclining lever 133 of the recliner 13,
By rotating the walk-in lever 16 forward with respect to the spring force of the spring 165, the wire 167
The reclining lever 133 can be operated to rotate via a, and the recliner 13 can be unlocked.

The other wire 167b is connected to a mounting boss 151 of the rotating lever 15 of the rotating mechanism 30 and is fixed by a push nut 152. Similarly, the walk-in lever 16 is turned forward. Then, the rotation lever 15 can also be rotated via the wire 167b, and the locked state of the rotation mechanism 30 can be released.

The recliner 13 further includes a wire 134
When the reclining arm 132 of the recliner 13 is brought forward, the slide lever 14 moves upward via the wire 134 and the lock of the slide device 20 is released. Become.

In the present embodiment, the reclining lever 133 is moved by operating the walk-in lever 16 and the slide lever 14 is connected to the reclining arm 132 which is brought forward and connected to the reclining arm 132 by the wire 134. However, the walk-in lever 16 and the slide lever 14 may be directly connected and driven by a wire.

As described above, when the walk-in lever 16 is rotated forward, the reclining lever 133, the slide lever 14, and the rotating lever 15 are simultaneously operated at the same time. The seat 10 is in a state where the seat back 12 is tilted forward, slidable and rotatable.

Therefore, as shown in FIG. 10, the walk-through operation of rotating the walk-through sheet 10 counterclockwise by 45 ° and sliding forward can be easily performed. And sheet 1
Thus, the walk-through space S can be easily formed between the second seat 3 and the third seat 4, so that the occupant can easily move between the second seat 3 and the third seat 4. The rotation operation and the slide operation on the walk-through sheet 10 may be performed before and after or before and after the rotation operation and the slide operation.

[0034]

The above is the configuration of the embodiment of the walk-through seat according to the present invention. According to the walk-through seat according to the first aspect of the present invention, the walk-through seat is provided on the seat cushion. The seat back is tiltably mounted via a recliner, the seat cushion is rotatably and slidably supported via a rotation mechanism and a slide mechanism, and a reclining lever of the recliner, a slide lever of a slide mechanism, A walk-in lever connected to the three rotation levers of the mechanism via a wire is provided on the seat cushion. By operating this walk-in lever, the lock of the recliner, the slide mechanism, and the rotation mechanism are collectively performed. The walk-in lever. Alone can unlock the recliner, it is possible ahead of the seat back, it is possible to perform both the unlocking of the lock release and rotating mechanism of the sliding mechanism.

According to the walk-through sheet according to the second aspect of the present invention, the rotation mechanism of the sheet is substantially 18 in one direction.
It can be rotated by 0 ° and can be rotated by approximately 45 ° in the other direction during the walk-through, so it can be rotated by approximately 180 ° in one direction, and can be rotated by 45 ° in the other direction and slide forward. In this case, a sufficient walk-through space can be easily formed between the second sheet and the third sheet.

A walk-in seat walk-in lever according to a third aspect of the present invention is provided inside the walk-through seat, and the rotation mechanism of the seat is capable of rotating approximately 180 ° clockwise. During the walk-through, the operation of the walk-in lever and the counterclockwise rotation are approximately 4
It can be rotated 5 °, so if you rotate it approximately 45 ° counterclockwise and slide forward in succession with the operation of the walk-in lever, there will be enough walk-through space between the second and third seats. Easy to form.

According to the present invention, there is provided a walk-through sheet applied to one side of a second sheet in a plurality of front and rear rows of sheets, wherein the recliner is unlocked, the slide mechanism is unlocked, and the rotation mechanism is unlocked. And a walk-through sheet that can secure a sufficient walk-through space can be obtained.

[Brief description of the drawings]

FIG. 1 is an overall view showing an embodiment in which a walk-through seat according to the present invention is applied to a second seat of an RV vehicle such as a wagon vehicle.

FIG. 2 is a perspective view showing one embodiment of a walk-through sheet according to the present invention.

FIG. 3 is a plan view showing one embodiment of a walk-through sheet according to the present invention.

FIG. 4 is an exploded perspective view showing various drive mechanisms attached to a seat cushion in the walk-through seat according to the present invention.

FIG. 5 is an exploded perspective view showing a rotation mechanism of the walk-through sheet according to the present invention.

FIG. 6 is a plan view showing a normal state of a rotating mechanism in the walk-through sheet according to the present invention.

FIG. 7 is a plan view showing a state in which the rotation mechanism of the walk-through sheet according to the present invention is rotated 90 ° clockwise in the right direction.

FIG. 8 is a plan view showing a state in which the rotation mechanism of the walk-through seat according to the present invention is rotated clockwise by 180 °.

FIG. 9 is a plan view showing a state in which the rotating mechanism of the walk-through sheet according to the present invention is rotated leftward by 45 °.

FIG. 10 is a plan view showing a walk-through state of the walk-through sheet according to the present invention.

FIG. 11 is an explanatory view showing a seat arrangement of a conventional one-box car.

[Explanation of symbols]

 Reference Signs List 10 Walk-through seat 11 Seat cushion 12 Seat back 13 Recliner 131 Reclining base 132 Reclining arm 133 Reclining lever 14 Slide lever 142 Press plate 15 Rotating lever 16 Walk-in lever 165 Spring 167a Wire 167b Wire 20 Slide mechanism 21 Fixed rail 22 Upper rail 23 seat leg 231 receiving plate 30 rotating mechanism (turntable) 31 lower base 32 upper base 33 holder member

Claims (3)

[Claims] 1. A walk-through seat which is applied to one side of a second seat in a plurality of front and rear rows of seats and can secure an occupant movement space between the seats, wherein the walk-through seat is provided on a seat cushion. The back is tiltably mounted via a recliner, the seat cushion is rotatably and slidably supported via a rotation mechanism and a slide mechanism, and the reclining lever of the recliner, a slide lever of the slide mechanism, a rotation mechanism The seat cushion is provided with a walk-in lever that is connected to the three rotation levers via a wire. By operating the walk-in lever, a recliner, a slide mechanism,
A walk-through seat characterized in that each lock of the rotating mechanism can be released collectively. 2. The seat rotation mechanism is substantially 180 in one direction.
The walk-through sheet according to claim 1, wherein the walk-through sheet is rotatable at about 45 ° in another direction during walk-through. 3. The walk-in lever is provided inside a walk-through seat, and the seat rotation mechanism is rotatable clockwise by approximately 180 °. 2. The walk-through sheet according to claim 1, wherein the seat is rotatable approximately 45 degrees counterclockwise.