Flow-actuated actuator and method
US8671974B2 · kind B2 · utility
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36References
21Claims
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Key dates
| Filing date | May 20, 2009 |
| Grant date | Mar 18, 2014 |
| Priority date | — |
| Expiry date | Jan 1, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7792
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Disclosed herein is a flow-actuated actuator. The actuator includes, a tubular with a flow passageway having a first flow area, and at least one movable member in operable communication with the tubular. The at least one movable member is movable relative to the tubular between at least a first position and a second position, the at least one movable member configured to form a second flow area that is smaller than the first flow area when in the second position, the flow-actuated actuator is configured to move a separate member in response to fluid flow therethrough.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.