Carburetors with heating device

Details Carburetors with heating device Carburetors with heating device

1977-07-21

1979-12-11

Lazarus, Ronald H.

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

123122D, 123122E, 261142, 219206, 219207, 219381, F02M 3100

Patent

active

041777786

ABSTRACT:
In a carburetor, a heating device comprises a honeycomb heater element disposed within at least one of fuel and air passages of the carburetor to heat the fuel and/or air passing therethrough, the honeycomb heater element being made of a ceramic composition to have a positive temperature coefficient of resistance and being connected at the opposite ends thereof with an electric power source across an ignition switch of the engine, whereby the liquid fuel and/or air is heated by the heating device when the temperature of the liquid fuel or the air is lower than a critical temperature defined by the ceramic composition of the heater element.

REFERENCES:
patent: 1276169 (1918-08-01), Buchmann
patent: 1461470 (1923-07-01), Ackley
patent: 1637104 (1927-07-01), Crone
patent: 1931379 (1933-10-01), Graziano
patent: 3215417 (1965-11-01), Whitmore
patent: 3927300 (1975-12-01), Wada
patent: 3987772 (1975-03-01), McBride

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