Cooling apparatus
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United States of America Patent
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-
Feb 20, 1990
Issued Date -
N/A
app pub date -
May 17, 1989
filing date -
Nov 20, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A Stirling cycle cooling engine with separate linear motor drives for the compressor and displacer, the drives being powered by a common oscillator via respective look up table/digital to analog converter circuits and respective displacement regulating servo-loop circuits and to regulate the temperature of the element cooled by the engine, a temperature sensor arranged to control the amplitude of the compressor piston displacement.
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