Power-assisted steering apparatus with a one-piece, monolithic component
US6782966B2 · kind B2 · utility
6Cited by
7References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 6, 2001 |
| Grant date | Aug 31, 2004 |
| Priority date | — |
| Expiry date | May 6, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62D5/083
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A power-assisted steering apparatus (10) for turning steerable wheels of a vehicle is provided. The apparatus (10) comprises a one-piece monolithic component (16). The one-piece monolithic component (16) includes a pinion gear portion (18) for meshingly engaging a rack bar (14), a valve sleeve portion (20) for cooperating with a valve core (100) to actuate the hydraulic motor (124), and a torsion bar portion (22) extending axially outwardly of the valve sleeve portion (20) opposite the pinion gear portion (18).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.