Motor vehicle steering system
US6442462B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 1, 2001 |
| Grant date | Aug 27, 2002 |
| Priority date | — |
| Expiry date | Nov 1, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62D5/003
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A motor vehicle steering system is provided which includes: an operation member for steering a motor vehicle; a steering mechanism for turning steerable wheels of the motor vehicle; a first actuator and a second actuator each operative to apply a driving force to the steering mechanism; and a clutch mechanism operative to mechanically engage and disengage the operation member to or from the steering mechanism. When the first and second actuators operate normally, the clutch mechanism is brought into the disengaged state, and a driving force is applied to the steering mechanism from the first and second actuators and, when one of the first and second actuators malfunctions, the clutch mechanism is brought into the engaged state, and the steering assist force is generated by the other normal actuator in accordance with the operation of the operation member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.