Seat belt retractor
US6659383B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 1, 2002 |
| Grant date | Dec 9, 2003 |
| Priority date | — |
| Expiry date | Jul 16, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R2022/287
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A seat belt retractor of a vehicle with a belt reel for the seat belt has a frame with two frame legs in which a belt reel is rotatably mounted. A torque rod is arranged in the belt reel with one end if the torque rod connected to a first belt reel part arranged inside an aperture in a frame leg. Another end of the torque rod is connected to a second belt reel part which receives the wound seat belt. A blocking device capable of engagement with the first belt reel part with support in one of the two planes of the two frame legs. In the event of an excessive force issuing from the seat belt the second belt reel part can be rotated with respect to the first belt reel part blocked on the frame by torsion of the torque rod. The inner edge of the frame leg aperture, in which the first belt reel part is arranged, is widened in an axial direction in the region of a plurality of peripheral segments with respect to the thickness of the frame leg in the axial direction by the formation of segmental faces arranged around the belt reel axis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.