| 摘要 |
The invention provides a fluid flow control valve having a chamber with one inlet and at least one outlet and a movable plate or foil movable within the chamber to open and close the outlet or outlets. Control means communicate with the chamber to actuate the plate or foil and said control means may be pneumatic, hydraulic, electrical or mechanical. Two or more of the control valves can be coupled together to form a valve assembly.
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