Hydraulic pressure supply system variable of pressure supply rate depending upon driving condition of automotive vehicle
US4848790A · kind A · utility
45Cited by
3References
35Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 5, 1988 |
| Grant date | Jul 18, 1989 |
| Priority date | — |
| Expiry date | Apr 5, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60G2500/02
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A hydraulic pressure supply system includes a discharge rate variable fluid pump. The discharge rate of the fluid pump is controlled to vary depending upon the vehicle driving condition. In the control of the discharge rate of the fluid pump, greater discharge rate is ordered while the vehicle is running, than that during vehicle stopping condition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.