Intake manifold for internal combustion engine

Details Intake manifold for internal combustion engine Intake manifold for internal combustion engine

1993-04-05

1993-11-23

Kamen, Noah P.

Internal-combustion engines

Multiple cylinder

123 52MV, F02B 2702

Patent

active

052634400

ABSTRACT:
An intake manifold 10 for a V-type internal combustion engine includes a first set of runners 12 feeding a first group of cylinders of the engine, a second set of runners 14 feeding a second group of cylinders of the engine, a first airbox 16 connected with and supplying air to the first set of runners, and a second airbox 18 connected with and supplying air to the second set of runners, with a communicating orifice 22 formed through a common wall which interconnects the airboxes, and further with a vacuum driven poppet valve 24 for controlling flow of air through orifice 22. The valve is preferably packaged as a cartridge and is inserted through an outer wall of one airbox.

REFERENCES:
patent: 4068637 (1978-01-01), Takamiya
patent: 4494493 (1985-01-01), Morikawa
patent: 4565166 (1986-01-01), Takeda
patent: 4703729 (1987-11-01), Sakano
patent: 4708097 (1987-11-01), Hatamura et al.
patent: 4722307 (1988-02-01), Okuno et al.
patent: 4919087 (1990-04-01), Ogami et al.

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