Choke valve provided with an integrated electromagnetic...

Details Choke valve provided with an integrated electromagnetic... Choke valve provided with an integrated electromagnetic...

2006-08-15

2006-08-15

Gimie, Mahmoud (Department: 3747)

Internal-combustion engines

Means to whirl fluid before, upon, or after entry into...

C123S184560

Reexamination Certificate

active

07089909

ABSTRACT:
A choke valve for an intake manifold with a retracting tumble system for an engine provided with a number of cylinders, the choke valve being adapted to vary the passage section of the air through an intake duct which connects each cylinder with the intake manifold and is regulated by at least one intake valve; the choke valve comprises a butterfly mounted to rotate about an axis of rotation disposed transversely and externally with respect to the corresponding intake duct under the thrust of a corresponding rotary electric motor which comprises a stator and a rotor housed directly in the butterfly.

REFERENCES:
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patent: 6705280 (2004-03-01), Lippert
patent: 2001/0023677 (2001-09-01), Fujieda et al.
patent: 2003/0150422 (2003-08-01), Huh
patent: 2005/0155570 (2005-07-01), Confer et al.
patent: 297 09 028 (1997-07-01), None
patent: 299 24 529 (2003-08-01), None

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