Air and fuel supply system for combustion engine

Details Air and fuel supply system for combustion engine Air and fuel supply system for combustion engine

2007-04-17

2007-04-17

Gimie, Mahmoud (Department: 3747)

Internal-combustion engines

Poppet valve operating mechanism

With means for varying timing

C123S090120, C123S090160

Reexamination Certificate

active

11105943

ABSTRACT:
A variable compression ratio internal combustion engine and method of operating the same is provided. The engine comprises an engine block defining at least one cylinder; a head connected with the engine block; a piston slidable in each cylinder; a combustion chamber defined by the head, the piston, and the cylinder; an air intake valve movable to open and close the air intake port; an air supply system including two turbochargers in series fluidly connected to the air intake port; a fuel supply system operable to inject fuel into the combustion chamber; an air intake valve assembly comprising a camshaft configured to open the intake valve; and a hydraulically actuated variable intake valve closing mechanism configured to hold the intake valve open.

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