Heating system for fireplaces

Details Heating system for fireplaces Heating system for fireplaces

Filed on

1981-04-22

Date issued

1982-11-09

Examiner

Scott, Samuel

Patent Class

Stoves and furnaces

SubClass

Liquid heater

Other Related Categories

165DIG2, 237 51, F24B 700

Type

Patent

Status

active

Patent number

043579302

Description

ABSTRACT:
A system for heating the air in the room containing a fireplace includes a heat exchanger mounted at the top portion of the combustion chamber of the fireplace to extend across the chimney flue opening and a fan for circulating room air through the heat exchanger in heat exchange relationship with the combustion gases passing from the combustion chamber through a spin inducing heat exchange passage in the heat exchanger to the chimney flue opening.

REFERENCES:
patent: 1568816 (1926-01-01), Ellson
patent: 2375318 (1945-05-01), Mudgett
patent: 2421371 (1947-06-01), Budlane
patent: 3736961 (1973-06-01), Walsh
patent: 3930491 (1976-01-01), Miller
patent: 4049196 (1977-09-01), Bergami, Jr. et al.
patent: 4096849 (1978-06-01), Moncrieff-Yeates
patent: 4103669 (1978-08-01), Pauley
patent: 4112914 (1978-09-01), Brown
patent: 4112915 (1978-09-01), Slavik
patent: 4120281 (1978-10-01), Wass

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