Hydraulic latching apparatus for a control system
US4753269A · kind A · utility
2Cited by
2References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 19, 1987 |
| Grant date | Jun 28, 1988 |
| Priority date | — |
| Expiry date | Mar 19, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/87169
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A system for hydraulically detecting the seizure of a control valve in a hydraulic servo valve system wherein a hydraulic signal generated responsive to the control valve seizure is utilized to translate a bypass valve from its operational position to its bypass position and simultaneously to provide a hydraulic signal for maintaining the bypass valve in its bypassed position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.