Solenoid valve
US4561629A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | Mar 26, 1984 |
| Grant date | Dec 31, 1985 |
| Priority date | — |
| Expiry date | Mar 26, 2004 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K31/082
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A solenoid valve for opening and closing a fluid passage is disclosed. It includes a valve member supported rotatably within a case and having alternately different magnetic poles formed on the outer periphery of one end thereof and also having a fluid passage formed in the other end thereof; an electromagnetic drive means for creating alternately different and invertible magnetic poles in an opposed relation to the magnetic poles of the valve member to rotate the valve member by a predetermined angle; and plural fluid passages formed within the case and adapted to be brought into communication with each other through the fluid passage of the valve member upon rotation of the valve member at said predetermined angle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.