Control valve and hydraulic system employing same
US4696163A · kind A · utility
38Cited by
3References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 16, 1984 |
| Grant date | Sep 29, 1987 |
| Priority date | — |
| Expiry date | Nov 16, 2004 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF15B2211/7053
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The valve disclosed herein functions as a flow matching device. By employing such a valve, hydraulic systems may be implemented in which filling and emptying of a variable volume load, such as a hydraulic piston, may be accomplished through simple check valve structures at controlled flow rates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.