Screw rotor and screw rotor compressor
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United States of America Patent
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Issued Date -
Apr 28, 2005
app pub date -
Oct 28, 2003
filing date -
Oct 28, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A new rotor for a positive displacement compressor is provided which includes a non-rotating rotor shaft, a rotatable rotor body having end surfaces and surrounding the rotor shaft, and a mechanism for rotating the rotor body around the shaft. The rotor may be either a male rotor or a female rotor, and a positive displacement compressor is also provided which includes the new male rotor, the new female rotor, and an internal drive mechanism. Such positive displacement compressor includes radial induction bearings, and the internal drive mechanism replaces an external drive mechanism.
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