Rotary compressor gas injection

Refrigeration – Refrigeration producer – Compressor-condenser-evaporator circuit

Patent

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Details

62197, 62512, F25B 3100

Patent

active

043310028

ABSTRACT:
The invention relates to increasing the pumping efficiency of a rotary compressor and, more particularly, to an arrangement for supplying uncondensed gaseous refrigerant from the inlet of the evaporator to the compression chamber when the pressure in the compression chamber is less than evaporator inlet pressure.

REFERENCES:
patent: 2904973 (1959-09-01), Kosfeld
patent: 3105633 (1963-10-01), Dellario
patent: 3109297 (1963-05-01), Rinehart
patent: 3111820 (1963-11-01), Atchison
patent: 3191403 (1965-06-01), Ladusaw
patent: 3210958 (1965-10-01), Coyne
patent: 3767328 (1972-07-01), Ladusaw
patent: 4049410 (1977-09-01), Miller

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