Pump assembly with multiple gear ratios
US9500197B2 · kind B2 · utility
5Cited by
13References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 18, 2012 |
| Grant date | Nov 22, 2016 |
| Priority date | — |
| Expiry date | Mar 19, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H61/0025
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A pump assembly for a vehicle transmission that is coupled to a prime mover, a chain drive assembly, a hydraulic pump with a rotor, and a planetary gear set. A drive sprocket of the chain drive assembly is rotationally coupled with the prime mover. The planetary gear set includes first, second, and third members. The first member is rotatable with the pump and the third member is rotatable with the driven sprocket.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.