Control valve for vehicle air conditioning systems

Details Control valve for vehicle air conditioning systems Control valve for vehicle air conditioning systems

1975-06-24

1976-10-26

Wayner, William E.

Refrigeration

Automatic control

Refrigeration producer

62217, 236 80C, 236 84, F25D 2900, F25B 4104

Patent

active

039876420

ABSTRACT:
A control valve for controlling refrigerant circulation in a vehicle air conditioning system has an inlet port and an outlet port for connection to the evaporator and the compressor inlet respectively of the system, and a valve controlling communication between these two ports. First control means in the valve body control the valve in dependence upon one or more external controls including manual controls and second control means control the operation of the valve in dependence upon the thermodynamic conditions, such as the temperature, of the refrigerant fluid.

REFERENCES:
patent: 3800551 (1974-04-01), Weibel, Jr. et al.
patent: 3808829 (1974-05-01), Peruglia

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