US PATENT SUBCLASS 62 / 169
.~ Vacuumized chamber with open outlet
Current as of:
June, 1999
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REFRIGERATION
132
DF
AUTOMATIC CONTROL
{19}
169
.~ Vacuumized chamber with open outlet {1}
170
DF
.~.~
> Evacuating means, e.g., jet pump
DEFINITION
Classification: 62/169
(under subclass 132) Apparatus which controls, or is responsive to, means having a chamber containing a liquid, or a wetted solid, e.g., lettuce.
(1) Note. The vapor may be condensed, heated and vaporized to supply the evacuating pump.
SEE OR SEARCH THIS CLASS, SUBCLASS:
100, for processes involving vacuumizing an open outlet chamber.
191, for automatic control of a closed cycle refrigeration producer having a jet-type compressor.
268+, for vacuumized open outlet chamber refrigeration apparatus.
