Dual external pin reservoir valves for tandem master cylinder assembly
US5044161A · kind A · utility
6Cited by
8References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 20, 1990 |
| Grant date | Sep 3, 1991 |
| Priority date | — |
| Expiry date | Feb 20, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60T11/236
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A tandem master cylinder in which the primary piston and the secondary piston are configured in the shape of plunger pistons which are captivated to each other in the longitudinal bore of the cylinder housing. A cylindrical bushing is provided in the housing longitudinal bore and accommodates sealing cups sealing off the two pistons. The two valves which control hydraulic fluid flow are actuatable independently of each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.