Power closure actuator
US8011136B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 19, 2006 |
| Grant date | Sep 6, 2011 |
| Priority date | — |
| Expiry date | Dec 27, 2028 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/531
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A power closure actuator especially suitable for use in powering various automotive closure devices. The actuator includes a brushless pancake electric motor having an output shaft; a sun gear on the output shaft; a plurality of compound planet gears each having a large diameter lower portion meshingly engaging the sun gear and a small diameter upper portion; a ring gear surrounding and meshingly engaging the small diameter upper portions of the planet gears, and a cable drum splined to the ring gear. A mounting plate positioned in overlying confronting relation to the flat upper face of the motor mounts a plurality of planet shafts extending upwardly from the mounting plate in circumferentially spaced relation to the motor output shaft with one of the compound planet gears journaled on each planet shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.