Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 12, 2010
Patent Application Number
10874046
Date Filed
June 22, 2004
Patent Primary Examiner
Patent abstract
A variable capacity automotive refrigerant compressor is provided with a pressure equalization passage between the crankcase volume and the suction passage in the manifold to prevent a pressure imbalance between the two that could otherwise cause a reduction in crankcase lubricant retention during extended periods of system inactivity.
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