Seat-belt retractor with determination of angle of rotation
US9937892B2 · kind B2 · utility
0Cited by
2References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 18, 2014 |
| Grant date | Apr 10, 2018 |
| Priority date | — |
| Expiry date | Aug 8, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R2022/3402
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A belt retractor (10) is provided with a retractor shaft (12) and a device (26) for determining the rotational speed and/or the angle of rotation of the retractor shaft (12), with a rotating magnetic element (18), a stationary magnetic field sensor (24) and a stationary element guiding the magnetic flux (20) arranged between the rotating magnetic element (18) and the magnetic field sensor (24).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.