Furnace heat exchanger

Details Furnace heat exchanger Furnace heat exchanger

1990-11-06

1991-10-29

Flanigan, Allen J.

Heat exchange

Conduit within, or conforming to, panel or wall structure

Opposed plates or shells

165147, 126 99R, 126110R, F28F 314, F28D 103

Patent

active

050607227

ABSTRACT:
A serpentine passage for a gas furnace clam shell-type heat exchanger comprising a serpentine passage having an inlet and an outlet where the serpentine passage, from the outlet toward the inlet, is shaped as a leaning, cursive w with the trailing end curling downwardly and underlining the w.

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patent: 4982785 (1991-01-01), Tomlinson

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