Supplementary fuel system for enhancing low temperature engine o

Internal-combustion engines – Starting device – For airplane

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123180R, 123576, F02N 900, F02M 700

Patent

active

044414676

ABSTRACT:
A supplementary fuel system adds gasoline to the induction passage of an ethanol fueled engine to start and sustain operation of the engine at low temperatures. The gasoline is added during cranking of the engine and in response to a rapid increase in induction passage pressure.

REFERENCES:
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patent: 3799125 (1974-03-01), Hutchinson
patent: 3957026 (1976-05-01), Winkley et al.
patent: 4056087 (1977-11-01), Boyce
patent: 4144861 (1979-03-01), Yamashita et al.
patent: 4205641 (1980-06-01), Yamasaki

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