Variable capacity electropneumatic control valve
US5758929A · kind A · utility
4Cited by
10References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 11, 1996 |
| Grant date | Jun 2, 1998 |
| Priority date | — |
| Expiry date | Sep 11, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60T13/665
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A variable capacity electropneumatic control valve using analog electropneumatic supply and release valve to control the control valve output and a relay valves to add extra capacity when the required capacity exceeds that of the analog valves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.