Power assisted steering system arrangement
US12091102B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 31, 2019 |
| Grant date | Sep 17, 2024 |
| Priority date | — |
| Expiry date | Oct 19, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62D5/0421
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a power assisted steering system arrangement (100A) for a vehicle comprising a steering wheel (120A), a first, driver, link arrangement (10A) comprises a linkage between the steering wheel (120C) and the front wheels (127,127) comprising a steering column (121A), a Recirculating Ball Joint, RCB, (123A) arranged on a first side of the vehicle, a track rod arrangement for steering the front wheels (127,127), a first lever arm (124A) arranged to transfer a driver torque applied by via the steering wheel to the track rod arrangement providing a connection between the RCB (123A) and the track rod arrangement. The system further comprises a torsion bar (128A) with a torsion-bar torque sensor associated with the steering column (121A), an assistance actuator (30A), arranged on a second side of the vehicle, opposite to the side of the vehicle where the RCB is arranged, said assistance actuator (30A) comprising at least an electric motor (115A) and an Electronic Control Unit, ECU, (110A) controlling the electric motor depending on control signals received from the torsion-bar torque sensor, and an assistance actuator link arrangement (20A) connected to said …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.