Intake and discharge duct with external terminal for a burner-op

Details Intake and discharge duct with external terminal for a burner-op Intake and discharge duct with external terminal for a burner-op

1980-02-04

1981-09-01

King, Lloyd L.

Stoves and furnaces

Stoves

Heating

62148, 62239, F24C 300, F25B 1500, B60H 304

Patent

active

042865697

ABSTRACT:
An external intake-discharge duct for a burner-operated refrigerator having a sealed system. The intake communicates with the atmosphere outside of a trailer or a motor home and is located in a service door for the burner of a refrigerating apparatus. Atmospheric air is conducted downward through the air intake to the burner, and hot combustion gases are conducted upwards through a flue pipe and out through a discharge or outlet. The duct terminates in a cap-like structure located externally in a wall of a trailer or motor home.

REFERENCES:
patent: 3245224 (1966-04-01), Wilkinson
patent: 3327609 (1967-06-01), Sage et al.
patent: 3512371 (1970-05-01), Gurt et al.
patent: 3662735 (1972-05-01), Jackson
patent: 3771320 (1973-11-01), Kenneryd et al.
patent: 3994280 (1976-11-01), Winters et al.
patent: 4129408 (1978-12-01), Hammar
patent: 4175538 (1979-11-01), McCarty

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