Pressure-compensated three-way solenoid valve
US5050642A · kind A · utility
11Cited by
7References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 23, 1990 |
| Grant date | Sep 24, 1991 |
| Priority date | — |
| Expiry date | Aug 23, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86622
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The valve has a diaphragm connected to the operating mechanism which couples the valve element with the solenoid. Opposite sides of the diaphragm are respectively piloted to one pair of the three ports. The valve may also have a second diaphragm which is also connected to the operating mechanism and has its opposite sides respectively piloted to another pair of the three ports.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.