Intake system for an internal combustion engine

Internal-combustion engines – Starting device – For airplane

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Details

123127, 261 41C, 261 23A, 261 39D, F02N 1700

Patent

active

039439062

ABSTRACT:
In an internal combustion engine having at least two separated combustion chambers and at least two separated intake passages respectively connected with said combustion chambers, a communicating passage is provided between the intake passages and shut-off valve means is provided in the intake passages except one intake passage. The shut-off valve means is closed during engine starting and warming up period so that intake air is introduced only through said one intake passage whereby intake flow speed is increased to improve atomization of fuel.

REFERENCES:
patent: 2053094 (1936-09-01), Markham
patent: 2193533 (1940-03-01), Kishline et al.
patent: 2323442 (1943-07-01), Beard
patent: 3205879 (1965-09-01), Von Seggern et al.
patent: 3608533 (1971-09-01), Mennesson

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