Pressure reducing valve device
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United States of America Patent
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May 4, 2021
Grant Date -
May 17, 2018
app pub date -
Nov 2, 2017
filing date -
Nov 15, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A pressure reducing valve device includes a first body; a second body; a valve mechanism accommodated in the first body, and including a valve seat and a valve element; and a piston that is accommodated in the second body, defines a pressure reducing chamber, and is configured to move in accordance with a pressure in the pressure reducing chamber so as to move the valve element. The first body is connected to an inner portion of a connection portion having a bottomed cylindrical shape. The connection portion is provided in the second body to protrude outward. The valve seat is held between the first body and the second body in a direction in which the first body and the second body are attached to each other such that the valve seat is fixed in a flow passage.
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