Vehicle seat and a disc recliner therefor
US7766428B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 6, 2006 |
| Grant date | Aug 3, 2010 |
| Priority date | — |
| Expiry date | Feb 4, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2205/50
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A vehicle seat has a seat back and a seat cushion and a pair of recliners hingedly mounting the seat back to the seat cushion providing pivotal movement of a seat back relative to a seat cushion. Each of the recliners has a guide plate configured to be mounted to the seat cushion and a toothed plate rotatably assembled to the guide plate. The toothed disc has a flange having a series of internal teeth thereon. A plurality of pawls is mounted between the toothed plate and the guide plate. The pawls each has a toothed surface and is moveable between a locked position with the toothed surfaces engaging the series of teeth to lock the toothed plate relative to the guide plate, and an unlocked position with the toothed surfaces spaced from the teeth of the guide plate to allow movement of the toothed plate relative to the guide plate. A plurality of guides extends from the guide plate, guiding the pawls between the locked and unlocked positions. A cam is rotatably mounted between the guide plate and the toothed plate. The cam has a cam surface defined by a plurality of lobes for selective engagement with the pawls, selectively moving the pawls between the locked and unlocked positions. …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.