Retractor for seat belt
US9126565B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 4, 2011 |
| Grant date | Sep 8, 2015 |
| Priority date | — |
| Expiry date | Mar 18, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R22/415
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Disclosed is a retractor for a seat belt including a spool around which a webbing is wound, a frame rotatably coupled with the spool, a flywheel gear provided at a central portion thereof with a driving gear, having one-directional gear teeth formed along an outer circumferential surface thereof, and mounted on one end of the spool, a vehicle sensor locked with the one-directional gear teeth if the frame is inclined at a predetermined angle or more, a lever locked with the one-directional gear teeth if the webbing is withdrawn by a predetermined first length, and separated from the one-directional teeth if the webbing is introduced again so that the webbing is withdrawn by the second length, and an integrated plate including a driven gear, a first plate to adjust the lever according to a withdrawn length of the webbing, and a second plate integrated with the first plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.