Manifold structure for a four-cycle internal combustion engine

Internal-combustion engines – Multiple cylinder

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Details

123193H, 60305, F02M 3510

Patent

active

039482294

ABSTRACT:
A four-cycle internal combustion engine with external ignition, which is equipped with an intake or suction manifold and with a separate forced air supply to the exhaust channels; to that end an air supply channel is cast-in adjacent one of the exhaust channels provided in a cast cylinder head, whereby the air supply channel is in communication with a slot extending along one suction pipe side in the longitudinal direction of the engine block; the slot is covered off on its open side by a flange of the intake or suction manifold and is operatively connected with the individual exhaust channels by way of cross bores provided in the cylinder head.

REFERENCES:
patent: 3500805 (1970-03-01), Reisacher
patent: 3522702 (1970-08-01), Grosseau
patent: 3742923 (1973-07-01), Oblander et al.

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