Liquid line service and process device

Details Liquid line service and process device Liquid line service and process device

1990-05-04

1991-02-26

King, Lloyd L.

Refrigeration

Automatic control

Withdrawing or adding refrigerant from or to normally closed...

62174, 62292, 62503, F25B 4500

Patent

active

049952390

ABSTRACT:
A liquid line service and process device for use in the liquid line of a refrigeration system comprising a housing respectively including an inlet, a filter core and an outlet forming a refrigerant flow path through the housing. The housing also includes an access port, means for connecting the access port to the refrigerant flow path, a moisture indicator in the refrigerant flow path, and means for controlling the flow of refrigerant in the flow path.

REFERENCES:
patent: 2341430 (1944-02-01), Elsey
patent: 2565416 (1951-08-01), Wittlin et al.
patent: 3753356 (1973-08-01), Kramer
patent: 3785164 (1974-01-01), Wrenn, Jr.
patent: 3875756 (1975-04-01), Olson
patent: 4018061 (1977-04-01), Williamitis
patent: 4474034 (1984-10-01), Avery, Jr.
patent: 4528826 (1985-07-01), Avery, Jr.
patent: 4614087 (1986-09-01), Nadamoto et al.
patent: 4745772 (1988-05-01), Ferris

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