Oscillating flow controller
OwnerDavid A. DZIOBAinventor
Life of this patent
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OwnerDavid A. DZIOBAinventor
Estimating the term…
An oscillating flow controller includes a housing, a first valve operable between first and second positions, a second valve operable between first and second positions, and a biasing mechanism configured to simultaneously bias both the first and second valves toward their respective first positions or second positions. The housing, the first valve, and the second valve cooperate to define a first pilot chamber and a second pilot chamber. When the first and second valves are in their respective first positions, they disable fluid flow into the first pilot chamber and out of the second pilot chamber, while enabling fluid flow out of the first pilot chamber and into the second pilot chamber. When the first and second valves are in their respective second positions, they enable fluid flow into the first pilot chamber and out of the second pilot chamber, while disabling fluid flow out of the first pilot chamber and into the second pilot chamber. The first and second valves change state in response to supply of pressurized fluid to the first and second pilot chambers through the first valve.
An oscillating flow controller comprising:
Dependencies are inferred from the claim text.