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Vehicle seat belt device and occupant protection system

一种安全带、座椅的技术，应用在车辆用座椅安全带装置以及乘员保护装置领域，能够解决无法自由地改变车辆用座椅朝向和位置等问题

Active Publication Date: 2017-03-08
TOYOTA JIDOSHA KK
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, in the technique described in the above-mentioned Patent Document 1, since one end of the webbing is fixed to the roof side, the orientation and position of the vehicle seat cannot be freely changed.

Method used

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  • Vehicle seat belt device and occupant protection system
  • Vehicle seat belt device and occupant protection system
  • Vehicle seat belt device and occupant protection system

Examples

Experimental program
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Effect test

no. 1 approach

[0048] refer to Figure 1 to Figure 8 , the occupant protection device 10 including the vehicle seat belt device 12 according to the first embodiment will be described. In the figure, arrow FR indicates the seat front of the vehicle seat to which the vehicle seat belt device is applied, arrow UP indicates the seat upper side, and arrow RH indicates the seat right side.

[0049] Such as Figure 1 to Figure 3 As shown, a vehicle seat 14 (hereinafter simply referred to as “seat 14 ”) to which occupant protection device 10 according to the present embodiment is applied includes a seat cushion 16 and a seat back 18 . Furthermore, a headrest 20 is provided at an upper end portion of the seat back 18 .

[0050] In addition, each drawing shows a state in which a dummy (doll) for a crash test is seated on the seat cushion 16 of the seat 14 as a model of the occupant to be protected. The dummy is, for example, AM50 (the 50th percentile of adult males in the United States) of World SI...

no. 2 approach

[0101] Next, refer to Figure 11 to Figure 16 , the occupant protection device 70 including the vehicle seat belt device 71 according to the second embodiment will be described. In the present embodiment, a so-called three-point seat belt is automatically worn. In addition, the same code|symbol is attached|subjected to the same structure as 1st Embodiment, and the description is abbreviate|omitted suitably. In addition, since the airbag device constituting the occupant protection device 70 of the present embodiment and the Figure 8 Since the airbag device 13 of the first embodiment shown is the same, illustration and description will be omitted, and only the vehicle seat belt device 71 will be described here.

[0102] Such as Figure 11 As shown, in the vehicle seat belt device 71 constituting the occupant protection device 70 of the present embodiment, a first safety belt is provided at the lower portion of the seat back 18 on the seat left side (seat width direction side...

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PUM

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Abstract

An occupant protection system includes arm rests that are disposed on first and second width direction sides of a seat back and are rotatable between a substantially vertical storage position and a substantially horizontal use position; slide members that are slidable along the arm rests and have belt guides; a retractor that takes up webbing of a belt; and an electronic control unit that, (i) in a state before an occupant is seated in a vehicle seat, causes the arm rests to be held in the storage position and causes the slide members to slide in the seat upward direction above the head of the occupant, and that, (ii) when the occupant is seated, causes the arm rests to rotate to the use position, causes the slide members to slide toward base sides of the arm rests, and causes the webbing to be taken up by the retractor.

Description

technical field [0001] The present invention relates to a vehicle seat belt device and an occupant protection device. Background technique [0002] Japanese Patent Application Laid-Open No. 2009-279985 discloses a structure in which a motor mounted on a vehicle seat and a motor mounted on a A structure in which the roll-up parts on the top are connected by cables in the vertical direction of the seat. In addition, a joint movable in the seat up and down direction along the cable is provided, and a seat belt (webbing) whose end portion is fixed to the roof is spanned over the joint. Moreover, this seat belt adopts a structure in which the joint is arranged on the roof side of the vehicle in the state before being worn, and the joint is driven to the vehicle seat by driving the motor after the occupant sits on the vehicle seat. The underside of the seat is moved so that the seat belt is worn. [0003] However, in the technique described in Patent Document 1, one end portion...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B60R22/20B60R22/26B60N2/75
CPCB60R22/20B60R22/26B60R22/00B60N2/753B60N2/79B60R21/207B60R22/04B60R22/195B60R22/34B60R22/48B60R2021/0032B60R2021/0048B60R2021/2074B60R2022/1818B60R2022/1957B60R2022/4808
Inventor 近藤徹大野光由
Owner TOYOTA JIDOSHA KK
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