Thermostatic subcooling control valve

Automatic temperature and humidity regulation – Thermostatic – With pressure control

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Details

236 93A, G05D 2700

Patent

active

059969008

ABSTRACT:
A thermostatic subcooling control valve is disclosed which is capable of enhancing evaporative power of an evaporator in a refrigerating cycle to thereby improve refrigerating capacity of the refrigerating cycle and which is capable of ensuring safety from danger of a high pressure refrigerant and which is capable of attaining improved precision and improved reliability. The thermostatic subcooling control valve according to the present invention comprises a valve body having a pressure-operative portion and a valving element operating portion for sensing temperature and pressure of a refrigerant to operate, and the valve body is contained in a casing provided with a refrigerant inlet connecting portion and a refrigerant outlet connecting portion. Preferably, the casing comprises an entrance casing member having the inlet connecting portion and an exit casing member having the outlet connecting portion, and the casing members are fixedly joined together to thereby contain the valve body.

REFERENCES:
patent: 2152781 (1939-04-01), Wile
patent: 3367130 (1968-02-01), Owens
patent: 4254634 (1981-03-01), Akio et al.
patent: 4484594 (1984-11-01), Alderman
patent: 4788828 (1988-12-01), Sato
patent: 4979372 (1990-12-01), Tanaka
patent: 5177973 (1993-01-01), Cholkeri et al.
patent: 5405078 (1995-04-01), Yumoto
patent: 5642858 (1997-07-01), Kakehashi et al.

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