Multiple schedule valve
US4573661A · kind A · utility
4Cited by
10References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 15, 1984 |
| Grant date | Mar 4, 1986 |
| Priority date | — |
| Expiry date | Oct 15, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/206
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A multiple schedule valve including a valve seat and a valve member movable with respect thereto. A lever in the form of a bell crank is connected to the valve member and is movable on a pivot. A first actuator is connected to the lever to pivot the same to thereby move the valve member relative to the seat. A second actuator is connected to the pivot and is operable to shift the pivot axis thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.