PNEUMATIC VALVE AND AIR MATTRESS ASSEMBLY HAVING PNEUMATIC VALVE
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United States of America Patent
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Issued Date -
Mar 3, 2016
app pub date -
Aug 28, 2014
filing date -
Aug 28, 2014
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Abstract
A pneumatic valve comprises a gas passage tube, a plug member, an elastic member and an adjustment member, wherein the gas passage tube is connected with the adjustment member and has a gas inlet and at least one first opening, the first opening being arranged between the gas inlet and the adjustment member; the plug member is disposed in the gas passage tube and has a blocking portion, the blocking portion having a first end proximal to the gas inlet and a second end distal from the gas inlet, the first end and the second end being located at two sides of the first opening respectively; and the elastic member is arranged between the plug member and the adjustment member.
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