Piston lubricating system for a reciprocating compressor with a linear motor
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United States of America Patent
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May 8, 2007
Grant Date -
Apr 22, 2004
app pub date -
Mar 12, 2002
filing date -
Mar 13, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention provides a piston lubrication system for a reciprocating compressor with a linear motor. The piston lubrication system includes an oil sump defined within a hermetic shell, and a cylinder affixed within the hermetic shell. A radial gap is defined by a piston located within the cylinder. A pump supplies oil from the oil sump to the radial gap via the oil supply duct and oil return duct.
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