Stoves and furnaces – Hot-air furnaces – Liquid or gaseous fuel
Patent
1988-01-19
1989-10-31
Jones, Larry
Stoves and furnaces
Hot-air furnaces
Liquid or gaseous fuel
126109, 126391, F24H 300
Patent
active
048770140
ABSTRACT:
A tube arrangement for a tube-type heat exchanger. The tube arrangement provides for the location of the tubes in the upper portion of the drum defining the combustion chamber of the heat exchanger. In one embodiment, four heat exchange tubes are provided, with two of the tubes disposed such that the axial center line of the tube lies across the horizontal center line of the heat exchanger drum, and with two tubes disposed entirely above the horizontal center line of the drum.
REFERENCES:
patent: 102956 (1870-05-01), Miller
patent: 949621 (1910-02-01), Coleman
patent: 2383924 (1945-08-01), Way et al.
patent: 2787318 (1957-04-01), Wolfersperger
patent: 2806718 (1957-09-01), Cook et al.
patent: 3707186 (1972-12-01), Zorrilla et al.
patent: 4479481 (1984-10-01), Ingersoll et al.
patent: 4651714 (1987-03-01), Granberg
American Standard Inc.
Beres William J.
Harter Robert J.
Jones Larry
Polsley David L.
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