Electronically controlled valve and systems containing same
US8763639B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 19, 2008 |
| Grant date | Jul 1, 2014 |
| Priority date | — |
| Expiry date | May 11, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86791
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Disclosed herein is a controlled valve. The valve includes a valve body, a sleeve, a spool, and a valve actuator assembly. The valve body includes a cavity and a first chamber. The sleeve is between the cavity and the first chamber. The sleeve includes an inner bore and at least one opening. The inner bore extends from a first end to a second end of the sleeve. The at least one opening extends through the second end of the sleeve. A portion of the inner bore forms a second chamber. The spool is movably disposed within the inner bore. The valve actuator assembly is connected to the spool. The first chamber is in fluid communication with the second chamber through the at least one opening. The spool is configured to be movable over at least a portion of the at least one opening to regulate fluid flow therethrough.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.