Patent ID: 6354284
Filing Date: 2002-03-12
Classification: F02M

Abstract:
An intake device for a multi-cylinder engine comprising a carburetor (1) which has a venturi portion (2) provided with a main nozzle (3), a throttle valve (5) being provided within a mixing passage (4) positioned downstream of the main nozzle (3), a slow port (6) being provided in a wall of the mixing passage (4) at a position opposite to an outer periphery of the throttle valve (5),a cylinder head (23) having an inner portion provided with a fuel-air mixture inlet (10), passages (11),(11) branched from the mixture inlet (10) and intake ports (12),(12) communicated with the respective branched passages (11),(11), the mixing passage (4) having an outlet (4a) communicated with the mixture inlet (10), the slow port (6) being formed in a ceiling wall (4b) of the mixing passage (4) so as to face downwards, a mixture passage portion (7a) positioned downstream of the slow port (6) and upstream of the mixture inlet (10) having a peripheral wall provided with a liquid fuel receiver (31).