Device, method, and system for controlling fluid flow
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United States of America Patent
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N/A
Issued Date -
Jul 14, 2005
app pub date -
Dec 29, 2004
filing date -
Jan 6, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A flow control device may include an inlet for passing fluid into the device, an outlet for passing fluid from the device, a pneumatic pressure controlling portion, a fluid flow control valve actuated by pneumatic pressure supplied via the pneumatic pressure controlling portion, a flow meter configured to measure flow rate of the fluid, and a controller configured to control the pneumatic pressure controlling portion at least according to the flow rate measured by the flow meter. Actuation of the fluid flow control valve may cause adjustment of the flow rate.
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