Dual restrictor flow control

Details Dual restrictor flow control Dual restrictor flow control

1992-06-03

1993-11-30

Makay, Albert J.

Refrigeration

Reversible, i.e., heat pump

With flow control or compressor details

62222, 62527, 1375133, F25B 1300

Patent

active

052654389

ABSTRACT:
A fluid flow circuit intended for use with heat pumps having a flow control valve comprising a pair of restrictor assemblies positioned in opposed relationship. The first restrictor assembly provides for restricted flow in a first direction and unrestricted flow in the opposed and second direction. The second restrictor assembly provides for restricted flow in the second direction and unrestricted flow in the first and opposed direction.

REFERENCES:
patent: 3805825 (1974-04-01), Lovingham
patent: 3992898 (1976-11-01), Duell et al.
patent: 4009592 (1977-03-01), Boerger
patent: 4896696 (1990-01-01), Bradley et al.
patent: 5038579 (1991-08-01), Drucker
patent: 5056560 (1991-10-01), DeMartelaere
Aeroquip Engineering: FD20 Flow Control Literature, 1 page.

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