CONSTANT FLOW RATE REGULATING VALVE ASSEMBLY FOR AN AERIAL FIREFIGHTING BUCKET
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United States of America Patent
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Issued Date -
Aug 18, 2022
app pub date -
May 6, 2022
filing date -
Jul 13, 2020
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Abstract
A firefighting system includes a base plate having an opening and configured to receive a sensor, a top plate spaced apart from the base plate, a valve body disposed between the base plate and the top plate, a plurality of guide rods spaced around the base plate opening and disposed between the base plate and the top plate and coupled to the base plate, the plurality of guide rods and the top plate configured to support vertical displacement of the valve body, an actuator configured to vertically displace the valve body, and a constant flow rate control system configured to control the actuator to adjust a valve aperture formed between the valve body and the base plate.
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