Piston refrigeration compressor
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United States of America Patent
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Aug 20, 2013
Grant Date -
Feb 2, 2012
app pub date -
Feb 24, 2010
filing date -
Feb 27, 2009
priority date (Note) -
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Abstract
This refrigeration compressor includes a plurality of compression units, each compression unit having a cylinder head including a refrigerant suction chamber and a refrigerant discharge chamber, a refrigerant distribution device having a distribution pipe and bypass pipes putting the distribution and the suction chambers of the compression units in communication, and a refrigerant discharge device having a discharge pipe and bypass pipes putting the discharge pipe and the discharge chambers of the compression units in communication. The compressor also includes a pressure equilibration pipe arranged to put the suction chambers of at least two compression units and/or the discharge chambers of at least two compression units in communication.
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