Rotary displacement compressor having adjustable internal volume ratio and a method for regulating the internal volume ratio
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United States of America Patent
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May 2, 1995
Grant Date -
N/A
app pub date -
Oct 29, 1993
filing date -
May 14, 1991
priority date (Note) -
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Abstract
A rotary displacement compressor has an adjustable regulator (22) which determines the internal volume ratio of the compressor. The regulator (22) is adjusted in response to the sound level of a sound of compressed working medium, which is sensed by a sound sensor (26) located adjacent to the outlet port (20 ) of the compressor.
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