CYLINDER HEAD FOR PISTON REFRIGERATION COMPRESSOR, COMPRESSION UNIT INCLUDING SUCH CYLINDER HEAD, AND PISTON REFRIGERATION COMPRESSOR INCLUDING SAID COMPRESSION UNIT
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United States of America Patent
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Issued Date -
Nov 18, 2010
app pub date -
Dec 16, 2008
filing date -
Dec 21, 2007
priority date (Note) -
Abandoned
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Abstract
A cylinder head for a piston refrigeration compressor that includes at least a first part defining a cooling-gas suction chamber and at least a second part defining a cooling-gas discharge chamber, the first and second parts being distinct from each other, and the suction and discharge chambers each being intended to be brought into communication with a compression chamber provided in the compressor. The cylinder head includes thermal insulation means provided between the first and second parts, the thermal insulation means including an insulation chamber defined by the first and second parts.
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