Abstract: In a refrigeration system comprising a compressor, expansion means, an evaporator and a condenser, the improvement comprising a normally open, spring-loaded valve positioned so that when the compressor is not operating a passage is provided between the compression chamber and the inlet to the compression chamber, and when the compressor is operating the passage is closed.
Type:
Grant
Filed:
October 11, 1974
Date of Patent:
May 31, 1977
Assignee:
Primore Sales, Inc.
Inventors:
Edgar D. Kuhn, Leonard E. Lathrop, Robert J. Sanderson