Valve for discharging fluid from a tank
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United States of America Patent
Stats
-
Mar 22, 2005
Grant Date -
Jan 8, 2004
app pub date -
Jun 27, 2003
filing date -
Jul 3, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A valve has a cylindrical body made of a metal material, a screw section formed on a first attachment hole in the body, a first seal member provided on an upper surface of the body, a third seal member attached to an upper surface of the first attachment hole, a valve plug arranged in a second attachment hole for being seated on a valve seat, a flange section curved outwardly from an outer circumferential surface of the body, and a spring interposed between the valve plug and a spring-receiving member provided in the second attachment hole.
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