Multi-temperature cooling system

Details Multi-temperature cooling system Multi-temperature cooling system

2007-08-21

2007-08-21

Norman, Marc (Department: 3744)

Refrigeration

Automatic control

Refrigeration producer

C062S510000, C062S513000

Reexamination Certificate

active

10798586

ABSTRACT:
A refrigeration system has first and second evaporators which may be operated at first and second temperatures. Refrigerant from a lower temperature evaporator may be returned to a compressor suction port. Refrigerant from the higher temperature evaporator may be returned to an intermediate port.

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patent: 2481605 (1949-09-01), MacLeod
patent: 3108453 (1963-10-01), Tinkey
patent: 3577742 (1971-05-01), Kocher
patent: 4005949 (1977-02-01), Grant
patent: 4193270 (1980-03-01), Scott
patent: 5065591 (1991-11-01), Shaw
patent: 6474087 (2002-11-01), Lifson

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