Heating furnace

Details Heating furnace Heating furnace

Filed on

1982-01-07

Date issued

1984-03-06

Examiner

O'Connor, Daniel J.

Patent Class

Stoves and furnaces

SubClass

Stoves

SubSubClass

Heating

Other Related Categories

126112, 126116C, 126290, F24C 114

Type

Patent

Status

active

Patent number

044347820

Description

ABSTRACT:
A combination furnace including a solid fuel burning section and an electrically powered heating section. The two sections are disposed within an upright, insulated casing. A heat exchanger is provided above a fire box which constitutes the fuel-burning section. Dampers control the flow of combustion air to the fire box and the heat exchanger.

REFERENCES:
patent: 511194 (1893-12-01), Braddock
patent: 561408 (1896-06-01), Lynott
patent: 646863 (1900-04-01), McNaughton
patent: 767636 (1904-08-01), Dietz
patent: 1663937 (1928-03-01), Ehrlich
patent: 2242630 (1941-05-01), Stiengruber
patent: 2345519 (1944-03-01), Wingert
patent: 2448891 (1948-09-01), Katz
patent: 2548267 (1951-04-01), Leichtle
patent: 4154212 (1979-05-01), Wilkinson
patent: 4319556 (1982-03-01), Schwartz

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