Breathing for an internal combustion engine

Details Breathing for an internal combustion engine Breathing for an internal combustion engine

2008-11-26

2010-11-30

Huynh, Hai H (Department: 3747)

Internal-combustion engines

Charge forming device

Exhaust gas used with the combustible mixture

C123S058800

Reexamination Certificate

active

07841324

ABSTRACT:
In one aspect of the disclosure an internal combustion engine may be provided that may include a combustion chamber and a piston reciprocally moveable in the combustion chamber. The combustion chamber may have an intake port and a dual function port. The dual function port may be connected to an exhaust system and to an intake system. A method may be provided including opening a fluid connection between the intake system and the combustion chamber via the intake port as well as the dual function port during at least a part of an intake stroke of the piston. Instead of, or in addition, the method may include opening a fluid connection between the exhaust system and the combustion chamber via the dual function port during at least a part of the intake stroke of the piston.

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European Search Report and European Search Opinion included in an EPO communication dated Jul. 3, 2008, in corresponding EP Application No. 07121898.6 (5 pages).

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