发明名称 |
Retractor for seat belt |
摘要 |
It is an object to provide a retractor for a seat belt having a locking means and a shaft which can be twisted and exhibiting satisfactory safety. A retractor 1 for a seat belt according to the present invention having a locking means 100, which is capable of inhibiting rotation of a bobbin 3 around which a webbing 50 is wound in a direction in which the webbing 50 is drawn out in an emergency of a vehicle and a torsion bar 200A disposed between the bobbin 3 and the locking means 100 and arranged to be twisted to respond to a fact that a predetermined load is applied to the locking means 100 so as to rotate the bobbin 3 in the direction in which the webbing 50 is drawn out, the retractor 1 for a seat belt having a rotation restraining mechanism 300 for restraining rotation of the bobbin 3 when the bobbin 3 has been rotated by a predetermined angle in the direction in which the webbing 50 is drawn out to correspond to torsion of the torsion bar 200A.
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申请公布号 |
US5794877(A) |
申请公布日期 |
1998.08.18 |
申请号 |
US19970801498 |
申请日期 |
1997.02.18 |
申请人 |
NSK LTD. |
发明人 |
ONO, KATSUYASU;MATSUKI, MASUO;HIRASE, SATOSHI |
分类号 |
B60R22/28;B60R22/34;B60R22/405;(IPC1-7):B60R22/28 |
主分类号 |
B60R22/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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