Fireplace damper indicator

Details Fireplace damper indicator Fireplace damper indicator

1981-01-05

1982-09-21

Yasich, Daniel M.

Stoves and furnaces

Dampers

Electric

74 96, 126295, 116307, 40601, F23L 300, G09F 1902

Patent

active

043501427

ABSTRACT:
Disclosed herein is an indicator system and linkage for a fireplace damper whereby the open and closed modes of a fireplace damper are readily indicated without the necessity of inspecting the damper itself. The apparatus includes a series of links which alternatively expose a pair of indicators which reveal the mode that the damper door is currently in.

REFERENCES:
patent: 67415 (1867-08-01), Cox et al.
patent: 387091 (1888-07-01), Mahedy
patent: 389424 (1888-09-01), Vance
patent: 2100732 (1937-11-01), Cage
patent: 2275493 (1942-03-01), Benjamin
patent: 2350441 (1944-06-01), Anderson
patent: 2854967 (1958-10-01), Robinson
patent: 3708897 (1973-01-01), Adams et al.

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