Detachable electric headrest
US7770978B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Nov 25, 2008 |
| Grant date | Aug 10, 2010 |
| Priority date | — |
| Expiry date | Nov 25, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/829
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The detachable electric headrest includes a headrest pole, an ascending and descending slider, elastic pins, and locking bars. The headrest pole is configured such that engaging depressions are formed in the lower end portion thereof. The ascending and descending slider is provided with detachment depressions, into which the respective lower end portions of the headrest pole are inserted, and is mounted to the fastening bracket of a seat frame so as to be raised and lowered. The elastic pins are mounted in the respective detachment depressions so as to be inserted into the engaging depressions of the inserted headrest pole. The locking bars are configured such that cut depressions, in which the elastic pins can be moved, are formed in respective upper ends thereof, and are configured to be elastically supported to the ascending and descending slider.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.