Cooling unit

Details Cooling unit Cooling unit

2007-04-03

2007-04-03

Tyler, Cheryl (Department: 3744)

Refrigeration

Automatic control

Refrigeration producer

C062S197000

Reexamination Certificate

active

11212163

ABSTRACT:
A cooling unit wherein devices are divided so as to be installed in each of an outdoor unit and indoor unit, for downsizing the indoor unit and reducing its pipe-line cost.The cooling unit disposes a compressor, a condenser and a liquid receiver R in the outdoor unit, and disposes an expansion means and an evaporator in the indoor unit. The outdoor unit comprises a first bypass pipe closed by a first bypass valve so as to open/close freely. The indoor unit comprises a second bypass pipe, which is closed by a second bypass valve so as to open/close freely. The units are connected by a liquid pipe used as a supply line for refrigerant or hot gas by selecting a refrigerant supply line among the bypass valves and the open/close valves, and by a gas pipe communicating the evaporator to the compressor.

REFERENCES:
patent: 6220042 (2001-04-01), Robillard et al.
patent: 2003/0126874 (2003-07-01), Stensrud et al.

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