Vehicle master cylinder
US7343741B2 · kind B2 · utility
6Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 19, 2006 |
| Grant date | Mar 18, 2008 |
| Priority date | — |
| Expiry date | Sep 19, 2026 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J15/56
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A master cylinder (1) having a bore (3) fitted with at least one piston (4, 5) and at least one seal (19, 20, 21, 22). The seal (19, 20, 21, 22) is partially stiffened by a reinforcement member (25). In order to retain the piston (4,5) in the bore (3) a groove (31) is located on a circumference of the piston (4,5) against which the sealing member (25) bears with the piston (4,5) in a rest position to retain the piston (4,5) in bore (3).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.