Device and method for purging trapped air from a vehicle steering gear housing
US6598696B2 · kind B2 · utility
1Cited by
9References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2001 |
| Grant date | Jul 29, 2003 |
| Priority date | — |
| Expiry date | Dec 21, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF15B21/044
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The present invention involves a purge device for a steering gear assembly of a vehicle. The steering gear assembly includes a steering piston chamber having a piston moveably housed therein and having a hydraulic assist port formed on the steering piston chamber. The device comprises a purge channel in fluid communication with the hydraulic assist port and housed in the steering piston chamber. The purge channel extends to a channel opening positioned at a first portion in the chamber to purge trapped air from the chamber during operation of the steering gear assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.