Check valve for abrasive blaster pressure vessel
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United States of America Patent
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N/A
Issued Date -
Jan 20, 2011
app pub date -
Jan 26, 2008
filing date -
Jan 26, 2008
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A check valve is installed in the pressure flow line of an abrasive blaster of the type having a pop-up valve which opens under pressure and closes when depressurized to a predetermined level. The check valve is upstream of the pop-up valve and includes a having a valve chamber in communication with the pressure system for seating a valve mechanism adapted for opening and closing the valve chamber in response to the pressure level in the pressure system for closing the pressure system to back flow when the pressure in the system reaches a predetermined level.
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Family
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Cited Art Landscape
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