Hydraulic control means, particularly steering means
US4462209A · kind A · utility
5Cited by
8References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 22, 1982 |
| Grant date | Jul 31, 1984 |
| Priority date | — |
| Expiry date | Feb 22, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62D5/09
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The invention relates to hydraulic control unit for a power steering assembly. The unit is of the type having a metering motor and steering wheel actuated valves for directing metered, pressurized fluid to one selected port of a steering servo-motor and drawing fluid from the other port of the servo-motor to a tank. The invention involves a particular regulating valve for directing pressurized fluid to consumer units when the steering control is in neutral.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.