Coupling for servicing a pressurized system
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United States of America Patent
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-
Jan 4, 2005
Grant Date -
Jul 24, 2003
app pub date -
Dec 23, 2002
filing date -
Dec 31, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A service device connects to a service port of a pressurized system. The device includes a valve opening member for opening a valve within the port. The device can attach to a service unit for servicing the pressurized system. The system can be an air conditioning or refrigeration system.
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