Servo type cooling system valve
US4744336A · kind A · utility
13Cited by
9References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 3, 1987 |
| Grant date | May 17, 1988 |
| Priority date | — |
| Expiry date | Aug 3, 2007 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01P2070/08
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
In a cooling system for an internal combustion engine utilizing liquid coolant, an improved coolant powered flow control valve assembly is disclosed which includes a hollow enclosure within another hollow enclosure with a separate movable piston valve within both enclosures. The valve assembly is made-up of several plate members which are stacked in overlying sealed relation to one another and with configurations to produce the interior spaces and passage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.