Two stage operational master cylinder
US4156348A · kind A · utility
8Cited by
5References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 27, 1977 |
| Grant date | May 29, 1979 |
| Priority date | — |
| Expiry date | Jun 27, 1997 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60T11/20
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A control member responsive to a predetermined operational pressure signal for transferring that portion of an input force acting on a first diameter of a pressurizing piston in a two stage servomotor to a second diameter. The input force acts on the pressurizing piston and moves the second diameter section thereof in an outlet chamber to further pressurize the fluid therein and meet an operational demand associated with the input force.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.