Stoves and furnaces – Hot-air furnaces – Compressed air
Patent
1991-02-01
1991-11-19
Yeung, James C.
Stoves and furnaces
Hot-air furnaces
Compressed air
126110C, 126116R, F24H 302
Patent
active
050657364
ABSTRACT:
An improved air heating apparatus and method of heating an air stream wherein the heating arrangement includes a heater housing with a combustion drum having a burner at one end thereof, the drum being disposed in spaced relation in the housing to extend longitudinally along the length thereof, a heat exchanger longitudinally extending in the space between the combustion drum and housing to receive combustion products from the combustion drum, an air stream blower positioned to pass an air stream over the heat exchanger in the space between housing and drum and to pass air from opposed ends of the combustion drum including the burner at one end to promote an extended burner flame substantially along the combustion drum length.
REFERENCES:
patent: 585792 (1897-07-01), Russell
patent: 615445 (1898-12-01), Gearing
patent: 741504 (1903-10-01), Kemp
patent: 2440491 (1948-04-01), Schwander
patent: 2464791 (1949-03-01), Bonvillian
patent: 4729365 (1988-03-01), Mutchler
Engineered Air Systems, Inc.
Yeung James C.
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