VALVE DEVICE
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United States of America Patent
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Issued Date -
Jun 20, 2024
app pub date -
Feb 22, 2022
filing date -
Feb 22, 2022
priority date (Note) -
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status (Latency Note)
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Abstract
A valve device that includes a first valve body including an opening; a second valve body arranged within the first valve body and movable relative to the first valve body; a first valve seat arranged around an opening of a valve chamber, wherein the first valve body contacts the first valve seat; a second valve seat arranged around the opening of the first valve body, wherein the second valve body contacts the second valve seat; a piston applying a force to the second valve body by contacting the second valve body such that the second valve body is separated from the second valve seat; a movement restricting member fixed to the first valve body and restricting a movement of the second valve body in an axial direction relative to the first valve body; and a rotation restricting member restricting rotation of the first valve body relative to the second valve body.
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