Thermally compensated noise control device for a solenoid-actuated valve
US4949752A · kind A · utility
7Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 12, 1989 |
| Grant date | Aug 21, 1990 |
| Priority date | — |
| Expiry date | May 12, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/87217
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The present invention is a thermally compensated noise control device for a solenoid-actuated valve. The device includes a thermally expanding ring which varies the amount of clearance between a damper assembly and a passageway in which the damper assembly is disposed to control fluid flow past the damper assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.