Cooling apparatus

Details Cooling apparatus Cooling apparatus

1997-10-01

1999-10-26

Wayner, William

Refrigeration

Automatic control

Of external fluid or means

62332, 165 804, F28F 700, F25B 2500

Patent

active

059707291

ABSTRACT:
A cooling apparatus used, for instance, for a laser which is low in the consumption of energy and can be made small in size. The cooling apparatus includes: an outside air - water heat exchanger (or outside air cooler 15) as a first cooler; a refrigerant - water heat exchanger (or refrigerating cooler 27) as a second cooler; an outside air temperature sensor (22) for detecting an outside air temperature; and a control section (5) which, according to an outside air temperature, selects a refrigerator-cooler joint use mode for operating both the outside air cooler (15) and the refrigerating cooler (27), or an outside air cooler single use mode for operating only the outside air cooler (15) with the refrigerating cooler (27) stopped.

REFERENCES:
patent: 4415847 (1983-11-01), Galloway
patent: 4567733 (1986-02-01), Mecozzi
patent: 4619114 (1986-10-01), Wilson
Office Action dated Mar. 18, 1997 from Japanese Application No. Hei 7-65258 and translation of the Office Action.
** Translation of Abstracts of 1-260274; 3-191274 and 5-126418.

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