Brake booster
US4514981A · kind A · utility
20Cited by
12References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 7, 1983 |
| Grant date | May 7, 1985 |
| Priority date | — |
| Expiry date | Mar 7, 2003 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60T11/20
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A brake booster includes a housing with at least one piston therein to separate a pressure chamber from a work chamber. A valve assembly carried by the one piston is operable to communicate fluid pressure to the work chamber to move the piston. An input assembly is movable to control operation of the valve assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.