JP2003205822A - Inner buckle for automobile seat - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an inner buckle for an automobile seat with excellent usability, handling property and improved appearance by preventing the exposure of an inner buckle from the seating surface of a seat cushion. <P>SOLUTION: An inner buckle 10 is rotatably attached to a side bracket 4 of a seat cushion 1 and covered with a cover 5 for preventing the exposure thereof from the seating surface 1a of the seat cushion 1. It is directly attached to the side bracket 4 at a calking part 12 near the upper end part of a buckle body 11, and the buckle body 11 is variable in angle. A buckle lock is set at the calking part 12. The buckle body 11 is provided with an extended base plate 13, and a guide hole 14 guiding a rotational operation is formed on the base plate 13. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an inner buckle attached to a seat for mounting a seat belt on the seat which is installed in a vehicle such as a passenger car.

[0002]

2. Description of the Related Art An inner buckle for mounting a seat belt is mounted on a rear seat of a vehicle of this type. As the inner buckle of the rear seat, a so-called webbing type is generally used because people of various physiques or body types are seated or the flexibility of wearing the CRS is high.

In a minivan type vehicle, for example, FIG.
As shown in, the rear seat (which may be a second seat or a third seat) has three rows of seats in this example. Each seat is provided with a seat cushion 1 and a seat back 2 coupled to the seat cushion 1, and a headrest 3 is attached to the seat back 2. An inner buckle 1 for mounting a seat belt between the seats as shown in the figure.
00 is provided so that the seat belt can be attached and detached appropriately.

Here, FIG. 7 shows a conventional inner buckle 10.
0 shows a configuration example of 0. In the figure, the buckle body 1
01 is connected to the anchor plate 103 via the belt 102. The anchor plate 103 is fixed to the side bracket 4 of the seat cushion 1, so that the inner buckle 100 is attached to the seat. A resin cover 5 is provided on the mounting portion of the inner buckle 100.

[0005]

However, as shown in FIG. 7, the conventional inner buckle 100 has such a length as to protrude from the seat surface 1a of the seat cushion 1 and, as it is, the hip portion of the seated occupant. May hit. Further, in a state where it extends long from the seat surface 1a, the external appearance is impaired and it is difficult to make the appearance neat. Also, when the seat is tumbled and stored, the inner buckle 100 may fall off from the seat. Further, in the case of a divided sheet, the inner buckle 100 may be caught by the sheet on the opposite side.

On the other hand, in order to cope with the above-mentioned problems, as shown in FIG. 6, the storage portion 104 is provided in the seat cushion 1.
There is a case in which the inner buckle 100 is stored in the storage unit 104 and other measures are taken. Alternatively, the inner buckle 100 is fixed by using a rubber band, but these countermeasures inevitably require labor and cost.

In view of the above points, an object of the present invention is to provide an inner buckle for an automobile seat, which is excellent in usability, handleability, etc. and which effectively improves the appearance.

[0008]

An inner buckle for an automobile seat according to the present invention is an inner buckle that is attached to a seat for mounting a seat belt, and is rotatably attached to a side bracket of a seat cushion. It is characterized by being covered with a cover so as not to be exposed from the seat surface of the seat cushion.

In the inner buckle for an automobile seat according to the present invention, preferably, the buckle body is directly attached to the side bracket at a caulking portion near the upper end of the buckle body,
The buckle body has a variable angle.

In the inner buckle for an automobile seat of the present invention, a buckle lock may be set at the crimped portion.

Further, in the inner buckle for an automobile seat according to the present invention, preferably, a base plate is extended from the buckle body, and a guide hole for guiding a rotational movement is formed in the base plate.

According to the present invention, the inner buckle is rotatably attached to the side bracket of the seat cushion and is covered with the cover so as not to be exposed from the seat surface of the seat cushion. That is, since the side brackets of the seat cushion are used to be incorporated into the seat, the appearance is extremely clean. Further, since it does not project from the sheet, it does not interfere with other members and the like, is not disturbing, is extremely easy to use, and is excellent in handleability.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION A preferred embodiment of an inner buckle for an automobile seat according to the present invention will be described below with reference to the drawings by using the same reference numerals for members substantially the same as or corresponding to those of the conventional example. (First Embodiment) FIG. 1 shows a structural example of an inner buckle 10 according to a first embodiment of the present invention. The inner buckle 10 of the present invention is rotatably attached to the side bracket 4 of the seat cushion 1 as shown by an arrow B, and is covered with a resin cover 5 so as not to be exposed from the seat surface 1a of the seat cushion 1. To be covered.

Here, as an application example of the present invention, as shown in FIG. 2, for example, a rear seat (which may be a second seat or a third seat) of a minivan type vehicle is equipped. In this example we have 3 rows of seats,
Each seat is provided with a seat cushion 1 and a seat back 2 coupled to the seat cushion 1, and a headrest 3 is attached to the seat back 2. An inner buckle 10 for mounting the seat belt 6 is provided between the seats so that the seat belt 6 can be appropriately attached and detached.

The inner buckle 10 of the present invention is directly attached to the side bracket 4 at the caulking portion 12 near the upper end of the buckle body 11. By being rotatably attached to the crimped portion 12, the buckle body 11 has a variable angle. A buckle lock is set on the caulking portion 12.

Further, as shown in FIG. 3, it has a base plate 13 extended to the buckle body 11, and a guide hole 14 for guiding the pivoting operation to the base plate 13.
Are formed. The guide hole 14 is formed in an arc shape,
The guide pin 15 planted on the side bracket 4 side engages. The guide pin 15 comes into contact with both ends of the guide hole 14 to regulate the rotation angle of the buckle body 11.

The buckle body 11 has an insertion hole 11a for inserting and removing the tongue plate 7 (engagement engagement or lock member) of the seat belt 6. Further, as shown in FIG. 3, in the buckle body 11, the caulking portion 1
By providing 2 near the upper end, the caulking portion 12
And the length a, b up to the insertion hole 11a or the guide pin 15
Are set so that a <b. By providing the caulking portion 12 in this manner, the amount of swinging when the buckle body 11 rotates can be reduced, and thus the opening 5a (see FIG. 1) opened in the cover 5 can be substantially reduced. it can.

In the above structure, according to the present invention, the inner buckle 10 is rotatably attached to the side bracket 4 of the seat cushion 1, and the seat cushion 1 is provided.
It is covered with a cover 5 so as not to be exposed from the seat surface 1a.
First, since the angle of the buckle body 11 is variable as described above, it is possible to effectively secure the degree of freedom when the seat belt 6 is worn, to ensure proper functions and to realize good usability.

Further, the side buckle 4 of the seat cushion 1 is used so that the inner buckle 10 is incorporated into the seat, so that the appearance is very clean. Further, in this case, by providing the caulking portion 12 near the upper end portion of the buckle body 11, the opening 5a of the cover 5 can be made small as described above, and in this respect also, the appearance and appearance can be improved.

Further, by incorporating the inner buckle 10 into the seat, the inner buckle 10 is arranged without protruding from the seat, and does not interfere with other members. Therefore, for example, when the seat is tumbled and stored, there is no concern that the inner buckle 10 will fall out of the seat, and it is extremely easy to use without disturbing, and is excellent in handleability.

Further, in the above structure, it is not necessary to provide a special storage section for storing the inner buckle 10 as in the conventional case, or it is not necessary to use a rubber band or the like for fixing the inner buckle 10. In this way, the structure is simplified, and the cost can be reduced by reducing the number of parts and the like.

(Second Embodiment) Next, a second embodiment of the inner buckle 10 of the present invention will be described. In this example, a so-called self-supporting type (iron plate type) which has been conventionally set as a rear seat is used in combination. In the case of the self-supporting type, it is arranged below the seat cushion 1 as shown in FIG. 4, and is applied to this self-supporting type in the second embodiment.

FIG. 5 shows a configuration example of the second embodiment. In the self-supporting type, under the seat cushion 1,
The base or bracket 16 is fixed to the body (floor) with bolts or the like. An arm 18 made of an iron plate is rotatably supported by the base 16 via a support shaft 17 as shown by an arrow C. The inner buckle 10 is attached to the upper end of the arm 18.

Inner buckle 1 in the second embodiment
The configuration of 0 is substantially the same as that of the above embodiment. That is, the buckle body 11 has a base plate 13 extending therefrom, and the base plate 13 is formed with a guide hole 14 for guiding the turning operation. The guide hole 14 is formed in an arc shape, and in this example, the guide pin 15 planted on the arm 18 side is engaged.

According to the second embodiment, the appearance is very clean as shown in FIG. 4, but the degree of freedom is significantly improved as compared with the conventional self-standing type. That is, in addition to the angle of the buckle body 11 being variable as in the first embodiment, the degree of freedom is drastically improved by rotating the arm 18. Furthermore, in the second embodiment, the restraint force at the time of collision, which is an advantage of the self-supporting type, can be maintained, that is, the length can be shortened without stretching with respect to the webbing, and the seat belt can be properly and properly used. It becomes possible to wind around the waist of the occupant.

Although the preferred embodiment of the present invention has been described above, the present invention is not limited to the embodiment, and various modifications and the like can be made within the scope of the present invention. For example, the present invention is not limited to the case of a rear seat such as a minivan as in the above embodiment, but can be effectively applied to other vehicles than passenger cars.

[0027]

As described above, according to the present invention, the appearance of this type is extremely clean, and it is extremely easy to use and excellent in handleability. Further, since the structure is relatively simple, there is an advantage that the cost can be effectively reduced.

[Brief description of drawings]

FIG. 1 is a diagram showing a configuration example of an inner buckle for an automobile seat according to a first embodiment of the present invention.

FIG. 2 is an external perspective view showing the periphery of the rear seat in the inner buckle according to the first embodiment of the present invention.

FIG. 3 is a perspective view of an inner buckle according to a first embodiment of the present invention.

FIG. 4 is an external perspective view showing the periphery of the rear seat in the second embodiment of the inner buckle according to the present invention.

FIG. 5 is a diagram showing a configuration example of an inner buckle for an automobile seat according to a second embodiment of the present invention.

FIG. 6 is an external perspective view showing the periphery of a rear seat according to a conventional inner buckle.

FIG. 7 is a diagram showing a configuration example of a conventional inner buckle.

[Explanation of symbols]

1 seat cushion 1a Seat surface 2 seat back 3 headrest 4 side bracket 5 cover 6 seat belts 10 Inner buckle 11 Buckle body 11a insertion hole 12 Caulking part 13 Base plate 14 Guide hole 15 guide pins 16 base (bracket) 17 spindle 18 arms

Claims (4)

[Claims] 1. An inner buckle which is attached to a seat for wearing a seat belt, is rotatably attached to a side bracket of a seat cushion, and is covered with a cover so as not to be exposed from a seating surface of the seat cushion. Inner buckle for automobile seats characterized by being used. 2. The inner buckle for an automobile seat according to claim 1, wherein the buckle body is directly attached to the side bracket at a caulking portion near an upper end portion of the buckle body, and the buckle body has a variable angle. 3. The inner buckle for an automobile seat according to claim 1, wherein a buckle lock is set on the crimped portion. 4. The automobile seat according to claim 1, wherein a base plate is extended to the buckle body, and a guide hole for guiding a turning operation is formed in the base plate. Inner buckle.