JP2000004976A - Seat and placement structure thereof - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make a member only for a handle of a seat unnecessary, reduce the member of parts, simplify the whole constitution to reduce manufacturing cost, and make a passage to be smoothly passed by making a part of the frame shaping the chair back exposed out of its covering material and served as the handle. SOLUTION: A pipe material is curved to form the frame 11 of this seat 10 to equip the upper end part 12 extended almost in the horizontal direction, both end parts 13 downward extended both side parts of the upper end part 12, and a pair of cushion receiving parts 14 forward extended from the lower ends of the both side parts 13. The section of the pipe material is made circular or elliptic to make the handle part easily gripped. A back rest 30 is formed by the upper end part 12 and both side parts 13 of the frame 11 and the upper end part 12 of the frame 11 and the upper end sides of both side parts 13 are made exposed outward from an exterior material to make a handle. The length of the upper end part 12 is set almost equal to that of the width of the back rest 30. The part across the whole length of the upper end part 12 and the upper end side of each side part 13 downward extended curved from both ends thereof are made the handle.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seat which is provided with a seat buton and a back slip and is mounted on a vehicle, and an arrangement structure of the seat.

[0002]

2. Description of the Related Art Conventionally, seats mounted on a vehicle such as a railway are arranged in the vehicle in a layout as shown in FIG. 14, for example. The seat 1 is formed by supporting the back slip 3 on the rear end side of the seat buton 2, and the upper end of the back slip 3 facing the in-car passage side of each seat 1 is used by passengers standing in the aisle. A handle 4 is provided. Handle 4 here
Was fixed to the frame in the back slip 3 later by bolts or the like.

[0003]

However, in the conventional seat as described above, the back slip 3 and the handle 4 are formed as separate members and are combined when the seat 1 is manufactured. Therefore, there are problems that the number of parts of the entire seat 1 increases, the number of assembling steps increases, it takes time, and the cost increases.

[0004] Further, as shown in FIG. 14, due to the fixed position of the handle 4 to be retrofitted, as shown in FIG.
It was arranged to protrude to the side of. Therefore, the handle 4 protrudes toward the inside passageway to a considerable extent.
This was a problem because it could hinder passenger traffic.

The present invention has been made in view of the above-mentioned problems of the prior art, and eliminates the need for a handle-only member, reduces the number of parts, simplifies the overall configuration, and reduces the manufacturing cost. Costs can be reduced,
An object of the present invention is to provide a seat and an arrangement structure thereof, in which a handle does not protrude toward a side of a vehicle passage, smoothes the passage of the passage, and can contribute to alleviation of congestion in the vehicle.

[0006]

The gist of the present invention to achieve the above-mentioned object lies in the following items. [1] At the rear end of the seat buton (20),
A) (10,5)
In (0), a part of the frame (11) for retaining the back slip (30, 30A) is exposed outside the exterior material of the back slip (30, 30A) to constitute a handle. Seat (10,50).

[2] The back slip (30, 30A) is integrally fixed to the seat button (20), and the frame (11) is also extended to the seat button (20) side so as to extend the frame (11). 20) The seat (10, 50) according to [1], wherein the seat (10, 50) is configured to receive the seat.

[3] A pair of back shifts (30) are formed back-to-back, and a pair of seat butons (20) are integrally fixed at the front and rear lower ends of each back shift (30), respectively, and are mounted on a vehicle. In the seat (40), the pair of back slips (3
A seat (40) characterized in that a part of a frame (11A) for retaining the shape of (0) is exposed as a handle by exposing it to the outside of the outer material of the back slip (30).

[4] The front and rear sides of one back slip (30B) are respectively formed as backrest surfaces, and the back slip (30B) is formed.
Are supported on one seat buton (20B) at both front and rear ends thereof so as to be displaceable, and the seat (6
In the seat (60), in (0), a part of the frame (11B) for retaining the back slip (30B) is exposed to the outside of the exterior material of the back slip (30B) to constitute a handle. .

[5] The frame (11, 11A, 11)
B) is formed by bending a pipe material, and has an upper end (12) extending substantially horizontally, and both sides (13, 13A) extending downward from both ends of the upper end (12), and the frame (1) is provided.
, 11A, 11B) and both ends (1).
3, 13A) Using the upper end side as a handle,
The seat (10, 40, 50, 60) according to [1], [2], [3] or [4], which is exposed to the outside of the exterior material of (0, 30B).

[6] The frame (11, 11A, 11)
B) The length of the upper end (12) is
The seat (10, 40, 50, 60) according to [5], wherein the width is set to be substantially the same as the width of 0B).

[7] The back slip (30, 30A, 30)
B), a headrest portion (32A, 32B) is provided above, and the headrest portion (32A, 32B) is configured to cover a part of a handle made of the frame (11, 11B) [ 1], [2], [3],
Seat (50, 6) described in [4], [5] or [6]
0).

[8] The arrangement structure of the seat (10, 50) according to [1] or [2], wherein the pair of seats (1
0, 50) are arranged facing each other, and a further pair of seats (10, 50) is provided behind each of the pair of seats (10, 50) in the same direction as the front seat (10, 50). Seats (10, 5)
0) Arrangement structure.

Next, the operation based on the above-mentioned solution will be described. According to the seat (10) of the present invention, the back slip (3
0, 30A, 30B) (11, 11)
A, 11B) is partly removed from the back (30, 30A, 30).
The handle is exposed to the outside of the exterior material of B). In this way, by using a part of the frame (11, 11A, 11B) as a handle as it is, it is not necessary to use a part as a single handle, thereby reducing the number of parts and the number of assembling steps.

Specifically, for example, the frame (11,
11A and 11B) are formed by bending a pipe material, and the upper end (12) extending substantially horizontally and the upper ends of both side portions (13 and 13A) extending downward from both ends of the upper end (12) are formed by:
When the handle is exposed outside the outer material of the back slip (30, 30A, 30B), it can be manufactured very easily.

When the upper end (12) of the frame (11, 11A, 11B) is a handle over its entire length, the range of use of the handle is expanded, and the passenger can grip the handle in a wide range. As a result, the seats (10, 40,
50, 60) can be reduced when sitting or standing up, and when getting on and off. The pipe member may have a round or elliptical cross section so that it can be easily gripped by the handle.

When the back slip (30, 30A) is integrally fixed to the seat button (20), a part of the frame (11) is also extended to the seat button (20) side,
If it is configured to receive the seat button (20), the overall configuration of the seat (10, 50) can be simplified.

The frames (11, 11A, 11A)
The length of the upper end (12) of B) is
A, 30B), the handle does not protrude toward the inside of the vehicle, so that there is no risk of obstructing the passage of passengers, and the passage of the passage is smoothed.

A headrest portion (32A, 32B) is provided at the upper end of the back shift (30A, 30B), and the headrest portion (32A, 32B) is attached to the frame (1).
If the handle is extended upward so as to cover a part of the handle made of (1, 11B), the head of the seated person does not touch the rigid handle, and the design is novel and interesting.

The handle using the frame (11A, 11B) of the back slip (30, 30B) as described above can be provided in various forms of seats (40, 40) as described in [3] and [4]. 60) can be applied.

Further, the seat (10, 50) described in [1] or [2] is a pair of seats (1) on the floor of the vehicle.
0, 50) are arranged facing each other, and a further pair of seats (10, 50) is provided behind each of the pair of seats (10, 50) in the same direction as the front seat (10, 50). It is good to arrange in.

According to such an arrangement structure of the seats (10, 50), the number of handles in the arrangement space is the same as the number of the seats, that is, four sets, for example, the seat (4) described in [3].
Compared with the case where a pair of seats (10, 50) are arranged on both sides of (0) (in this case, there are usually three sets of handles).
The number of handles can be increased. The same type of seat (1
0,50) is sufficient.

[0023]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Various embodiments representing the present invention will be described below with reference to the drawings. 1 to 5 show a first embodiment of the present invention. The seat 10 according to the present embodiment has a back slip 30 on the rear end side of a two-seat seat buton 20.
And is mounted on the vehicle. Less than,
An example in which the vehicle is mounted on a railway vehicle will be described.

As shown in FIGS. 1 and 2, the frame 11 of the seat 10 is formed by bending a pipe material, and has an upper end portion 12 extending substantially horizontally, and both side portions extending downward from both ends of the upper end portion 12. 13, and a pair of seat button receiving portions 14, 14 extending forward from lower ends of both side portions 13, 13. Here, the pipe member may have a round or oval cross section so that it can be easily gripped by a handle portion described later.

As shown in FIG. 1, the back slip 30 is retained by the upper end portion 12 and both side portions 13 and 13 of the frame 11.
The upper end of the third and third parts 13 is formed as a handle that is exposed so as to extend to the outside of the exterior material of the back slip 30.

The length of the upper end 12 is set to be substantially the same as the width of the spine 30. A portion extending over the entire length of the upper end portion 12 and each of the side portions 13 which are curved from both ends and extend downward.
The upper end is a handle. In the present embodiment, the parts other than the upper ends of the both side parts 13 and 13 also
Although it is exposed along the side, it may be provided inside the back gap 30.

As shown in FIG. 2, a mounting piece 16 for directly receiving both end edges of the decorative plate 15 is fixed to the inner side of each side portion 13. Reinforcing beams 17 are provided between the upper and lower ends of each side portion 13, respectively. The back slip 30 is configured by attaching the back slip cushion 31 to the decorative plate 15 fixed to the frame 11.

A gap is formed between the upper end of the back cushion 31 and the upper end 12 of the frame 11. A pair of left and right headrest portions 32, 32 are integrally provided on the upper portion of the back cushion 31. Slip cushion 3 including each headrest 32
1 is entirely covered with an exterior material,
A pulling portion 33 for fixing the exterior material is formed near the center of 1.

Further, between the seat buton receiving portions 14,
A pair of reinforcing pipes 18, 18 arranged in front and rear are installed. An armrest frame 19 is integrally fixed to one seat buton receiving portion 14 and the side portion 13, and an armrest body 22 is mounted on the armrest frame 19.

Each seat buton receiving portion 14 and the reinforcing pipe 1
The seat button 20 is configured by mounting a seat button cushion 21 on the seat 8. The whole seat cushion cushion 21 is covered with an exterior material.
A pulling portion 23 for fixing the exterior material is formed in the vicinity of the center. Below the reinforcing pipes 18, a pair of leg stands 24, 24, which are separate from the frame 11, are fixed in place. The fixed position of each footrest 24 is the seat 1
What is necessary is just to shift suitably according to the installation position of zero.

Next, the operation will be described. According to the seat 10, by exposing the upper end 12 of the frame 11 and the upper ends of both sides 13, 13 so as to extend outside the exterior material of the back slip 30, a part of the frame 11 itself is handled as it is. Use as Therefore, a component as a single handle becomes unnecessary, and the number of components and the number of assembling steps can be reduced.

As shown in FIG. 1, the upper end 12 of the frame 11 serves as a handle over the entire length.
The range of use of the handle is expanded, and passengers can grasp the handle in a wide range. As a result, the burden of sitting on the seat 10, standing up, and getting on and off the seat 10 is reduced.

In the interior of the railway vehicle shown in FIG. 5, the seats 10 are preferably arranged in the layout shown. That is, a pair of seats 10b are arranged on the floor of the vehicle so as to face each other, and another pair of seats 10a is further provided behind the pair of seats 10b.
It is arranged in the same direction as b.

According to such an arrangement structure of the seat 10,
The number of handles (upper end 12 and the like) in the arrangement space is the same as the number of the seats 10, that is, four sets. When a pair of seats 10 are arranged on both sides of a seat 40 to be described later as shown in FIG. The number of handles can be increased as compared with three sets. It is sufficient to manufacture the seat 10 of the same type.

According to the arrangement structure of the seat 10,
The occupant of the rear seat 10a can use the handle including the upper end portion 12 and the like of the front seat 10b,
The burden of getting on and off is reduced. Also, a occupant of the normal seat 10c arranged along the vehicle body can use the handle of the rear seat 10a on the side.

When arranging the seat 10 on the vehicle floor,
The seat 10 is fixed in place via a pair of leg stands 24, 24 separate from the frame 11, and at this time, the position of each leg stand 24 is adjusted appropriately according to the installation position of the seat 10. be able to. Also, as described above, the footrest 24 is
By configuring the seat 10 separately from the seat 1, the seat 10 can be manufactured to be symmetrical except for the armrest frame 19.

In the seat 10, the length of the upper end 12 of the frame 11 is set to be substantially the same as the width of the back slip 30, so that the handle protrudes toward the in-car passage as shown in FIG. There is no such thing. Accordingly, there is no possibility that the handle will obstruct the passage of passengers, and the passage of the passage will be smooth. Further, since a part of the frame 11 is extended to the seat buton 20 side as the seat buton receiving portion 14 and is configured to receive the seat buton cushion 21, the overall structure of the seat can be further simplified. it can.

FIGS. 6 to 8 show a second embodiment of the present invention. The seat 40 according to the present embodiment is configured such that the seat 10 is back-to-back with respect to one frame 11A. The frame 11A has one upper end portion 12, but both side portions 13 extending below both ends thereof.
A, 13A are branched forward and backward below the center, and a pair of seat button receiving portions 14, 14 are provided separately in front and rear.

Both sides 13A, 13 of the frame 11A
A, a pair of back slips 30, 30 are mounted back to back, and the upper end 12 and both side 1
The upper ends of 3A and 13A are handles. Each back gap 3
At the lower end of the 0, seat butons 20 are integrally fixed on the front and rear, respectively.

Such a seat 40 may be arranged, for example, at a position as shown in FIG. 8, and has a practical effect that it can meet the demand for space saving, and is novel and interesting in design. . The same parts as those in the first embodiment are denoted by the same reference numerals, and redundant description will be omitted.

FIGS. 9 and 10 show a third embodiment of the present invention. The seat 50 according to the present embodiment has basically the same configuration as the seat 10 according to the first embodiment, but the shape of the headrest portion 32A of the back slip 30A is particularly different. The same parts as those in the first embodiment are denoted by the same reference numerals, and redundant description will be omitted.

That is, in the main seat 50, the back slip 30A
The headrest portion 32A is provided to extend upward from the upper end of the frame 11, and the headrest portion 32A is configured to cover a part of the handle formed by the upper end portion 12 of the frame 11. Thereby, the upper end 1 in which the head of the seated person is rigid
There is no danger of touching the 2 (handle), and the design is novel and interesting.

Further, arched armrest frames 19A are integrally fixed to both sides of the seat buton 20, respectively.
An armrest body 22A is mounted on the armrest frame 19A. As shown in FIG. 10, a cover 19B may be attached to the lower side of the armrest frame 19A as necessary. Note that the seat 50 may also have an arrangement structure as shown in FIG.

FIGS. 11 to 13 show a fourth embodiment of the present invention. The seat 60 according to the present embodiment is basically similar in appearance to the seat 50 according to the third embodiment, but differs greatly in the support structure of the back slip 30B. In the main seat 60, both front and rear sides of one back slip 30B are formed as backrest surfaces, and the back slip 30B is configured to be selectively supported on one seat button 20B at both front and rear ends. .

The seat button 20B is swingably supported on a seat button receiver 25 so that the front and rear ends thereof are selectively supported in a state where the front and rear ends thereof are each inclined at a high angle. Seat buton tray 25
A support 26 for pivotally mounting the seat button 20B is provided at the center of the seat button 20B.
A stopper 28 is provided for receiving the engaging pin 27 protruding from the front and rear sides of B. In addition, the seat buton receiver 25 is
It is arranged on the vehicle floor via a stand 24 which is separate from this.

The back slip 30B is formed separately from the seat button 20B. The back slip 30B is a pair of link members 29, 29 pivotally supported by the seat button receiver 25.
And is swingably supported through. The pair of link members 29, 29 form a four-bar rotation mechanism, and with the swing operation of each link member 29, the back slip 30B
B is selectively supported on both front and rear ends. Each link member 29 is provided with a projection 29a that engages with a stopper 28 in the seat buton receiver 25.

Further, the back slip 30B is attached to the frame 11
B is formed to bend in both the front and rear directions at the lower end of the headrest 32B with respect to B. The upper end 12 of the frame 11B and the upper ends of both sides 13, 13 are exposed and configured as handles so as to extend outside the exterior material of the back slip 30B.

As in the third embodiment, the headrest portion 32B extends so as to cover a part of the handle composed of the upper end portion 12 of the frame 11B.
The headrest 32B is pivotally supported by this. The same parts as those in the third embodiment are denoted by the same reference numerals, and redundant description will be omitted.

According to the present embodiment, not only is the design novel, but also the seat can be tilted back and forth by rotating the seat back 30B back and forth without rotating the seat buton horizontally as in a conventional rotary seat. You can change direction. Therefore, it can be arranged in a limited space in the vehicle.

It should be noted that the seat according to the present invention is not limited to the above-described various embodiments, and the handle using the frame of the back shift can be applied to other various types of seats.

[0051]

According to the seat of the present invention, since a part of the frame for retaining the back slip is exposed to the outside of the outer material of the back slip and configured as a handle, parts as a single handle are unnecessary. As a result, the number of parts is reduced and the overall configuration is simplified, so that the manufacturing cost can be reduced. Also, the length of the upper end of the frame, which is the handle,
If the width is set to be substantially the same as the width of the back slip, the handle does not protrude toward the inside of the vehicle, so that the passage of the vehicle can be smoothed and the congestion in the vehicle can be reduced.

Further, according to the seat arrangement structure of the present invention, a pair of seats are arranged to face each other,
Since a further pair of seats are arranged behind each of the pair of seats in the same direction as the front seat, the number of handles in the arrangement space can be increased, and it is sufficient to manufacture a seat of the same type. .

[Brief description of the drawings]

FIG. 1 is a front view showing a seat according to a first embodiment of the present invention.

FIG. 2 is an exploded perspective view showing a seat according to the first embodiment of the present invention.

FIG. 3 is a side view showing the seat according to the first embodiment of the present invention.

FIG. 4 is a plan view showing a seat according to the first embodiment of the present invention.

FIG. 5 is a plan view schematically showing a seat arrangement structure according to the first embodiment of the present invention.

FIG. 6 is a side view showing a seat according to a second embodiment of the present invention.

FIG. 7 is a plan view showing a seat according to a second embodiment of the present invention.

FIG. 8 is a plan view schematically showing a seat arrangement structure according to a second embodiment of the present invention.

FIG. 9 is a front view showing a seat according to a third embodiment of the present invention.

FIG. 10 is a side view showing a seat according to a third embodiment of the present invention.

FIG. 11 is a front view showing a seat according to a fourth embodiment of the present invention.

FIG. 12 is a side view showing a seat according to a fourth embodiment of the present invention.

FIG. 13 is a sectional view taken along line XIII-XIII in FIG. 11;

FIG. 14 is a plan view schematically showing a layout example in which conventional seats are arranged in a vehicle.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Seat 11 ... Frame 11A ... Frame 12 ... Upper end part 12B ... Upper end part 13 ... Side part 14 ... Seat button receiving part 15 ... Decorative plate 16 ... Mounting piece 17 ... Reinforcement beam 18 ... Reinforcement pipe 19 ... Armrest frame 19A ... Armrest Frame 20 ... seat button 20B ... seat buton 21 ... seat buton cushion 22 ... armrest body 22A ... armrest body 23 ... pulling part 24 ... leg stand 25 ... seatbuton receiver 30 ... back slip 30A ... back slip 30B ... back slip 31 ... back Slip cushion 32 ... Headrest part 32A ... Headrest part 33 ... Pull part 40 ... Seat 50 ... Seat 60 ... Seat

Claims (8)

[Claims] 1. A seat mounted on a vehicle, wherein a back slip is supported on a rear end side of a seat buton, and a part of a frame for retaining the back slip is exposed to the outside of an exterior material of the back slip. A seat characterized by being configured as a handle. 2. The back slip is integrally fixed to a seat buton, and the frame extends to a seat buton side to receive the seat button.
The listed seat. 3. A seat mounted on a vehicle, wherein a pair of back shifts are formed back to back, and a pair of seat butters are integrally fixed before and after a lower end of each back slip. A seat, characterized in that a part of the frame to be retained is exposed as a handle by exposing it to the outside of the outer material of the back slip. 4. A seat mounted on a vehicle, wherein the front and rear sides of one back shift are formed as backrest surfaces, respectively, and the back slip is supported by one seat buton at both front and rear ends thereof so as to be displaceable. The seat according to any one of claims 1 to 3, wherein a part of the frame that holds the back slip is exposed to the outside of the exterior material of the back slip and configured as a handle. 5. The frame is formed by bending a pipe material and has an upper end extending substantially horizontally, and both sides extending downward from both ends of the upper end. 5. The seat according to claim 1, wherein the handle is exposed outside the exterior material of the back slip. 6. The frame according to claim 5, wherein a length of an upper end portion of the frame is set substantially equal to a lateral width of the back slip.
The listed seat. 7. A headrest part is provided above the back slip, and the headrest part is configured to cover a part of a handle made of the frame.
Seat according to 2, 3, 4, 5 or 6. 8. The seat arrangement structure according to claim 1, wherein a pair of seats are arranged to face each other, and a further pair of seats are provided behind each of said pair of seats. A seat arrangement structure characterized by being arranged in the same direction as the seat.