Transmission pump system
US8230973B2 · kind B2 · utility
1Cited by
8References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 19, 2008 |
| Grant date | Jul 31, 2012 |
| Priority date | — |
| Expiry date | Nov 26, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H57/0441
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A pump system for use in a transmission includes a first pump, a second pump, and a sump. A first fluid passage connects an inlet of the first pump to a sump filter connected to the sump. A second fluid passage connects an inlet of the second pump to the sump filter of the sump. A third fluid passage connects the inlet of the first pump with the inlet of the second pump. A bypass outlet is in communication with the third fluid passage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.