A GAS VALVE WITH CERAMIC DISC ELEMENT
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United States of America Patent
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Issued Date -
Jun 1, 2023
app pub date -
Aug 25, 2020
filing date -
Apr 30, 2020
priority date (Note) -
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Abstract
The invention relates to a gas valve unit, comprising a body having an inlet channel and an outlet channel in gas flow connection via an inner chamber surrounded by body a stationary disc element fixed in the inner chamber and having a through hole thereon that opens into the gas outlet channel ; a rotating disc element with an inner wall rotatably overlapping a front wall of the stationary disc element and a cavity that access to the outlet channelthrough the through holewhen rotated. The front wall and the inner wall of the stationary disc elementand the rotating disc element facing each other, respectively, are at least partially made of ceramic material.
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