Variable area refrigerant expansion device having a flexible ori

Details Variable area refrigerant expansion device having a flexible ori Variable area refrigerant expansion device having a flexible ori

1990-06-10

1991-07-16

King, Lloyd L.

Refrigeration

Reversible, i.e., heat pump

623246, 62511, 62527, F25B 1300

Patent

active

050314165

ABSTRACT:
A refrigeration expansion valve meters the flow of refrigerant therethrough through a flexible orifice that varies in cross-sectional area as a function of the pressure differential across the valve.

REFERENCES:
patent: 2241086 (1941-05-01), Gould
patent: 2933905 (1960-04-01), Simmons
patent: 2939487 (1960-06-01), Fraser et al.
patent: 3017903 (1962-01-01), Steffens
patent: 4263787 (1981-04-01), Domingorena
patent: 4341090 (1982-07-01), Ramakrishnan
patent: 4633681 (1987-01-01), Webber

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