Gear driven actuator for retractable headrest
US6726283B2 · kind B2 · utility
19Cited by
31References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 15, 2002 |
| Grant date | Apr 27, 2004 |
| Priority date | — |
| Expiry date | May 15, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/832
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A motor vehicle seat frame assembly has a headrest movable between an extended position and a retracted position. The frame assembly comprises a seatback frame operatively engaged with the headrest, the seatback frame being pivotable from a use position to a lowered position. A sun gear is fixed against rotation relative to the motor vehicle, and a planet gear is attached to the seatback frame and rotatably engaged with the sun gear. The planet gear is operatively engaged with the headrest to extend and to retract the headrest as the planet gear rotates about the sun ge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.