Vehicle seat reclining device
US7874622B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 3, 2008 |
| Grant date | Jan 25, 2011 |
| Priority date | — |
| Expiry date | Sep 3, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/206
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
In a vehicle seat reclining device, all projections are surely engaged in corresponding cam grooves and strength of every projection is assured. The seat reclining device includes a first cam groove formed at a first opposing surface of a pawl, a pawl control member provided in an inner space and rotatably disposed between the first arm and the first opposing surface, the pawl control member including at least a first projection to be inserted into the first cam groove and controlling movement of the pawl in response to the rotation thereof by engagement between the first cam groove and the first projection, a second projection formed at a second opposing surface of the pawl and a second cam groove formed at the second arm side, into which the second projection is inserted and including a restricting portion restricting the movement of the pawl towards the engagement state with an internal toothed portion by engagement with the second projection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.