Pressure control valve and supercritical fluid chromatograph
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United States of America Patent
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-
Mar 6, 2018
Issued Date -
N/A
app pub date -
Sep 2, 2013
filing date -
Sep 2, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A pressure control valve includes a pressure control block including a bore hole that is bored perpendicularly from one outer surface, and two internal channel openings of whose end portions are at a bottom surface of the bore hole, a valve body having elasticity and covering the bottom surface of the bore hole, a sealing member for pressing a portion of the valve body against the bottom surface of the bore hole, the portion abutting a peripheral edge portion of a portion of the bottom surface where the openings are provided, and an actuator for driving a portion, of the valve body, abutting the portion where the openings are provided in a direction perpendicular to the bottom surface of the bore hole.
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