Power steering system for road vehicles
US4453615A · kind A · utility
5Cited by
9References
7Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 2, 1982 |
| Grant date | Jun 12, 1984 |
| Priority date | — |
| Expiry date | Jun 2, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62D6/02
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A power steering system including a power cylinder and a hydraulic pump for supplying a hydraulic pressure to the power cylinder through a control valve to produce a hydraulic assisting force. A control device is provided to drive the hydraulic pump only when one or both of the vehicle power clutch disconnecting member and the brake actuating member are actuated under a vehicle speed lower than a predetermined value.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.