Air supply unit for an internal combustion engine

Details Air supply unit for an internal combustion engine Air supply unit for an internal combustion engine

2006-07-04

2006-07-04

Kamen, Noah P. (Department: 3747)

Internal-combustion engines

Charge forming device

Multiple carburetors

C123S184530, C123S336000

Reexamination Certificate

active

07069920

ABSTRACT:
An air supply unit for an internal combustion engine; the air supply unit is provided a number of butterfly valves and a distributor device, the latter being provided, for each butterfly valve, with a distribution duct capable of placing an internal duct of said butterfly valve in communication with a chamber of the distributor device connected to an intake box by means of a first air duct regulated by a solenoid valve; inside the distributor device, each distribution duct is connected to the intake box by means of a corresponding second air duct regulated by a respective bypass screw and is connected to a corresponding regulation duct opening into an air intake, which is accessible from the outside of the distributor device and is normally closed by an associated removable plug.

REFERENCES:
patent: 5501192 (1996-03-01), Cutler
patent: 6334430 (2002-01-01), Itabashi
patent: 0 455 234 (1991-11-01), None
patent: 0 501 514 (1992-09-01), None
patent: 0 905 367 (1999-03-01), None
patent: 1 293 653 (2003-03-01), None

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