Gate valve
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United States of America Patent
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N/A
Issued Date -
Aug 4, 2011
app pub date -
Mar 17, 2010
filing date -
Feb 1, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A gate valve includes a valve member and a valve plate. The valve member includes an opening. The valve plate is capable of sealing the opening, and is further capable of moving a proper distance and rotating a proper angle relative to the opening so as to open or seal the opening.
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Cited Art Landscape
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