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Air bag device for knee protection

A technology of airbags and knees, which is applied to vehicle components, transportation and packaging, pedestrian/passenger safety arrangements, etc., and can solve problems such as damage to airbags

Inactive Publication Date: 2006-08-30
TOYODA GOSEI CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Moreover, in the existing airbag device for knee protection, when the airbag is inflated, the airbag may be damaged due to the lower end side of the key accessory contacting the inflated part of the airbag.

Method used

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  • Air bag device for knee protection
  • Air bag device for knee protection
  • Air bag device for knee protection

Examples

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Embodiment Construction

[0023] Hereinafter, one embodiment of the present invention will be described with reference to the drawings. Such as figure 1 , 4 As shown, the knee protection airbag device S according to the embodiment is installed on the front side of the vehicle of the driver D, that is, under the steering column 2, so as to protect the knee K of the driver D.

[0024] The relationship of up and down, front and rear, and left and right in this specification is based on the state when the airbag device S is mounted on a vehicle, and corresponds to the relationship of up and down, front and rear, and left and right of the vehicle when mounted.

[0025] Such as figure 1 As shown, the steering column 2 includes: a main shaft 3 connected to the steering wheel 1 ; a steering column bushing 4 covering the periphery of the main shaft 3 ; and a steering column cover 5 covering the peripheries of the main shaft 3 and the steering column bushing 4 .

[0026] The steering column cover 5 is made of...

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Abstract

The present invention relates to a kind of air bag device for protecting driver's both knees. Said air bag can be folded, when the air is flowed into said air bag, said air bag can be expanded and can be projected towards rear side of vehicle from lower portion side of steering column positioned in the front side of driver so as to protect driver's both knees. Said invention also provides the concrete structure of said air bag and its operation method.

Description

technical field [0001] The present invention relates to a knee protection airbag device capable of protecting a driver's knees by inflating an airbag by flowing an inflation gas therein. Background technique [0002] Conventionally, there is a structure shown in International Publication No. 02 / 04261 pamphlet as a knee protection airbag device for protecting the driver's knee. In the knee protection airbag device described in the above-mentioned publication, the folded airbag is housed and held in a case disposed on the driver's front side. Furthermore, when the inflation gas flows in, the airbag rises along the lower surface of the steering column to complete deployment and inflation, thereby protecting the driver's knees. In addition, when the airbag is deployed and inflated, a covering region is provided near the left-right corner of the upper edge side, which covers the lower side or the rear side of the key accessory inserted into the keyhole, and can be in contact wit...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B60R21/231
Inventor 水野喜夫
Owner TOYODA GOSEI CO LTD
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