Seat driving device
US10486555B2 · kind B2 · utility
1Cited by
4References
7Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jan 19, 2018 |
| Grant date | Nov 26, 2019 |
| Priority date | — |
| Expiry date | Jan 19, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/02253
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A seat 1 has a seat cushion 2 and a seat back 3 and is mounted on a vehicle such as a car. A reclining mechanism 4 capable of adjusting the tilt angle of the seat back 3 is provided between the seat cushion 2 and the seat back 3. The reclining mechanism 4 has a seat driving device 21 provided with an electric motor 22 and a speed reduction mechanism 23. The speed reduction mechanism 23 has a worm shaft 45 connected to a motor shaft 34 of the motor 22 and a worm wheel 47 meshed with a worm 46 of the worm shaft 45. The worm 46 is a multi-thread worm having two or more threads.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.