Motor-driven hinge device for vehicle seat hinge
US9783080B2 · kind B2 · utility
0Cited by
1References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2013 |
| Grant date | Oct 10, 2017 |
| Priority date | — |
| Expiry date | Jun 10, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/02253
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A motor-driven hinge device may include a hypocycloid hinge mechanism driven by a drive shaft, two metal side plates intended for connection to the seating portion and to the backrest, a brushless motor, and a planetary gear train positioned between the brushless motor and the drive shaft. The planetary gear train may include a sun gear connected to the motor rotor, and a plurality of planet gears, each planet gear having a first set of teeth engaging with the sun gear and with a first stationary ring gear, and a second set of teeth engaging with a second ring gear rigid with the drive shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.