Valve device
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United States of America Patent
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Feb 27, 2018
Issued Date -
N/A
app pub date -
Mar 23, 2015
filing date -
Mar 27, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A valve device includes: a drive source; a turning member; a valve body, being fixed to the turning member and integrally turned with the turning member; and a valve seat, being sliding contacted with an end face of the valve body opposite to the end face of the valve body contacting with the turning member. The valve seat has at least one outflow hole for fluid passing through the valve device. The valve body has a throttle part being a minute hole that communicates with the outflow hole in a part of a turning angle of the valve body. A flow passage has an opening part provided between opposed faces of the turning member and the valve body, thus the throttle part is communicated with an inflow hole for the fluid and inflow of an individual matter having a size unable to pass through the throttle part is shielded.
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