Control device for a variable displacement pump
US4468173A · kind A · utility
31Cited by
4References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 30, 1982 |
| Grant date | Aug 28, 1984 |
| Priority date | — |
| Expiry date | Apr 30, 2002 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B49/08
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A pressure control valve is provided for controlling both the low and high pressure ranges of a variable displacement pump in addition to the pressure control valve used for adjusting the variable displacement member of the variable displacement pump.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.