JP3482613B2 - Vehicle safety belt mounting device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a safety belt attaching device which is attached to a seat portion of a seat of a vehicle such as a passenger car, a bus, a truck and a train.

[0002]

2. Description of the Related Art As a conventional safety belt attachment device for a vehicle, generally, a safety belt is provided on the upper right rear side or the upper left rear side of a seat, and a safety belt attachment is provided on the lower left side or the lower right side of the seat. Has been done.

[0003]

In these conventional vehicle safety belt attachments, the attachment provided on the lower seat portion by attaching the safety belt to the seat portion diagonally downward from one shoulder,
Since the safety belt is detachably attached and used, there is no cushioning member in the safety belt attachment, so the person who sits in the seat receives the shock as it is when suddenly braking or a collision occurs. There was a problem that the impact on the body of the car was great, and the position where the safety belt was attached could not be adjusted back and forth according to the body shape of the person sitting in the seat.

The present invention solves these problems of these conventional safety belt attachments for vehicles and reduces the impact on the body of a sitting person during sudden braking or collision. The purpose is to adjust the safety belt mounting position back and forth according to the body shape of the person sitting in the seat.

[0005]

According to the vehicle safety belt mounting device of the present invention, a hole is formed in the front center of the main body plate, and a slide recess, which also functions as a cushioning material installation portion in the front-rear direction, is provided on the rear surface of the main body plate. The auxiliary plate is provided with a projecting portion, and a plurality of metal fitting holes are provided in the projecting portion at intervals in the front-rear direction. Inserting the protruding part of the auxiliary plate into the hole, inserting a cushioning material between the front end of the cushioning material installation part of the main body plate and the front end of the auxiliary plate, and further providing metal fittings in the metal fitting holes of the auxiliary plate Is.

The vehicle safety belt attachment device of the present invention comprises:
A hole is formed in the front center of the main body plate, and a recess for sliding that also serves as a cushioning material installation portion in the front-back direction is provided in the front side on the back surface of the main body plate, and a protrusion is provided on the auxiliary plate. A plurality of protrusions for sliding are provided in the front-back direction on the surface of the auxiliary plate in addition to providing a plurality of them at intervals in the front-rear direction, and the protrusion of the auxiliary tool is inserted into the hole of the main body plate and the front end of the cushioning material installation part of the main body plate Since the cushioning material is interposed between the auxiliary tool and the front end of the auxiliary tool, and the fittings are provided in the fitting holes of the auxiliary tool, the auxiliary plate is slid forward along the main body plate. Then, when the cushioning material interposed between the cushioning material installation portion of the main body plate and the auxiliary plate suddenly brakes or collides, the auxiliary plate slides forward along the main body plate and suddenly moves forward. The impact on the person sitting in the seat to soften the movement is mitigated. Furthermore, since the auxiliary plate is provided with a plurality of metal fitting holes, the metal fittings used according to the body shape of the person sitting on the seat such as an occupant are changed to the front and rear so that the safety belt fits the body shape of the person sitting. Used in.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION As shown in FIGS.
A cushion member made of a square groove is provided in the main body plate 1 in the center of the front of the vehicle in the traveling direction of the vehicle, and a rectangular groove is provided on the back surface of the main body plate 1 at predetermined intervals from both sides of the hole 2 in the left-right direction. A recess 4 for sliding, which also serves as the installation portion 3, is provided in the front-rear direction and in front of the main body plate 1. As shown in FIGS. 4 to 7, on the surface of the auxiliary plate 5, a protrusion 6 having a length substantially the same as the width of the hole 2 of the main body plate 1 in the left-right direction and shorter than the length in the front-rear direction is provided. The projection 6 is provided with three metal fitting holes 7 which are long in the left-right direction at predetermined intervals in the front-rear direction. Then, on the surface of the auxiliary plate 5, slide projections 8 are provided in the front-rear direction at predetermined intervals from both sides of the projection 6 in the left-right direction. The projecting portion 6 of the auxiliary plate 5 is inserted into the hole 2 of the main body plate 1 from below the main body plate 1, and the sliding projection 8 of the auxiliary plate 5 is inserted into the sliding recess 4 of the main body plate 1 to insert the auxiliary plate. 5 is provided slidably in the front-back direction on the main body plate 1, and a cushioning material 9 for coil sbling is provided on the cushioning material installation portion 3 of the main body plate 1 so as to be located between the front portion of the main body plate 1 and the front end of the auxiliary plate 5. A vehicle in which a cushioning material 9 for coil sling is interposed, and further, a metal fitting 10 having an inverted T-shape and a circular cross section at the bottom is inserted into the three metal fitting holes 7 of the auxiliary plate 5 from the bottom, respectively. It is the safety belt attachment device 11.

When the safety belt attachment device 11 of this vehicle is attached to a seat of the vehicle for use, the safety belt attachment device 1 is used.
1 is attached to the seat portion of the vehicle seat, and a detachable metal fitting is provided in advance on the leading end portion of the safety belt which is continuous with the lower central portion of the U-shaped safety belt from the back of the seat of the vehicle. The metal fitting provided on the tip portion of the safety belt is used by being fixedly attached to one metal fitting 10 of the safety belt attaching device 11 of the present invention. When a person sitting on the safety belt wears a brake suddenly while the vehicle is running or a collision occurs, the auxiliary plate 5 has its sliding projection 8 along the sliding recess 4 of the body plate 1 of the vehicle. And the left and right ends 5, 5 of the auxiliary plate 5 slide in the front direction of the vehicle along the downward convex portion 1'of the main body plate 1 in contact with the both ends 5, 5, and The cushioning member 9 which is interposed between the main body plate 1 and the auxiliary plate 5 and has the auxiliary plate 5 that slides rapidly on the
The impact is alleviated by this, and by installing three metal fittings 10 on the auxiliary plate 5, it can be attached to the metal fittings 10 provided at the front, middle and rear parts according to the body shape of the person using it, for example, adults, children and infants. Change the position and use. After use, the removable metal fitting provided at the tip of the safety belt is removed from the metal fitting 10 of the safety belt attaching device 11.

In the safety belt attaching device 11 of this vehicle, the arcuate groove is described as the cushioning material installation portion 3. However, a square groove may be used as the cushioning material installation portion, or a leaf spring or an air may be used as the cushioning material outside the coil spring. cylinder oil cylinder, a synthetic resin elastic material, foamed synthetic resin elastic body, it is an elastic material such as rubber elastic bodies. Further, it is advisable to use metal fittings that are detachably attached to the plurality of metal fitting holes of the auxiliary plate as metal fittings for the vehicle safety belt mounting device.

[0010]

According to the vehicle safety belt mounting apparatus of the present invention, a hole is formed in the front center of the main body plate, and one of the front and rear cushioning member installation portion and the sliding concave-convex portion is provided on the rear surface of the main body plate. A protrusion is provided on the auxiliary plate, and a plurality of metal fitting holes are provided in the protrusion at an interval in the front-rear direction, and the other of the uneven portions for sliding is provided in the front-rear direction on the surface of the auxiliary plate. Since the protruding part of the auxiliary plate is inserted into the hole, the cushioning material is interposed between the front end of the cushioning material installation portion of the main body plate and the front end of the auxiliary plate, and the metal fitting is provided in the metal fitting hole of the auxiliary plate. By using the vehicle safety belt attachment device by attaching it to the seat part of the seat, the auxiliary plate can slide along the main plate in the forward direction of the vehicle when the vehicle is suddenly braked or when there is a collision. Yes, the auxiliary plate slides forward rapidly. Even when trying to move, the cushioning material can absorb the impact because the cushioning material is interposed between the auxiliary plate and the main body plate. Can be made smaller. Furthermore, because the auxiliary plate is provided with multiple holes for metal fittings, the mounting position of the metal fittings can be changed back and forth according to the shape and size of the person sitting on the seat, so the shape and size of the person sitting the safety belt can be adjusted. It can be used in a condition that fits well.

[Brief description of drawings]

FIG. 1 is a plan view of a product of the present invention.

FIG. 2 is a front view of the same.

FIG. 3 is a bottom view of the main body plate.

FIG. 4 is a plan view of an auxiliary plate.

5 is a cross-sectional view taken along the line AA of FIG.

6 is a sectional view taken along line BB of FIG.

7 is a cross-sectional view taken along line CC of FIG.

[Explanation of symbols]

1 body plate Two holes 3 cushioning material installation section 4 Sliding recess 5 Auxiliary plate 6 Projection 7 Metal fitting holes 8 Slide projection 9 cushioning material 10 metal fittings 11 Safety belt attachment device

Claims (11)

(57) [Claims] 1. A main body plate attached to a seat portion of a vehicle seat is provided with a hole of a predetermined size in the front center in the traveling direction of the vehicle, and on the back surface of the main body plate from both sides in the left-right direction of the hole. A slide recess, which also functions as a cushioning material installation portion in the front-rear direction, is provided at the front of the main body plate at an interval of approximately the same width as the width of the auxiliary plate on the surface of the main body plate in the left-right direction. In addition, a protrusion having a length shorter than the length in the front-rear direction is provided, and a plurality of metal fitting holes are provided on the protrusion of the auxiliary plate from the front side to the rear side of the protrusion and both sides of the protrusion in the left-right direction. On the surface of the auxiliary plate at a predetermined distance from, the projection for sliding is provided in the front-back direction, and the protrusion of the auxiliary plate is inserted into the hole of the main body plate from the bottom of the main body plate. Auxiliary plate is provided slidably in the front and rear direction, and it also assists with the front end of the cushioning material installation part of the main plate A safety belt mounting device for a vehicle, in which a cushioning material is interposed between the plate and the front end of the plate to insert the metal fittings into the metal fitting holes of the auxiliary plate. 2. The safety belt mounting device for a vehicle according to claim 1, wherein the cushioning material installation portion is an arcuate groove. 3. The cushioning material installation portion is a rectangular groove.
Vehicle safety belt attachment device. 4. The vehicle safety belt attachment device according to claim 1, wherein the cushioning material is a coil spring. 5. The vehicle safety belt attachment device according to claim 1, wherein the cushioning material is a leaf spring. 6. The vehicle safety belt attachment device according to claim 1, wherein the cushioning material is an air cylinder. 7. The vehicle safety belt attachment device according to claim 1, wherein the cushioning material is an oil cylinder. 8. The vehicle safety belt attachment device according to claim 1, wherein the cushioning material is an elastic body made of synthetic resin. 9. The vehicle safety belt attachment device according to claim 1, wherein the cushioning material is a foam synthetic resin elastic body. 10. The vehicle safety belt attachment device according to claim 1, wherein the cushioning material is a rubber elastic body. 11. The metal fitting is provided in the plurality of metal fitting holes of the auxiliary plate.
Safety belt attachment device for a vehicle according to claim 1 which is removable fitting against.