System and method for controlling load and combustion in an...

Details System and method for controlling load and combustion in an... System and method for controlling load and combustion in an...

2007-08-07

2007-08-07

Chang, Ching (Department: 3748)

Internal-combustion engines

Poppet valve operating mechanism

Camshaft drive means

C123S090150, C123S090270, C123S348000

Reexamination Certificate

active

11433417

ABSTRACT:
An internal-combustion engine is equipped with a system of variable actuation of the intake valves that is controlled electronically for the purpose, of imparting on the valves different opening and closing times and different lifts according to the operating conditions of the engine. During one and the same cycle of operation of the engine, the system is able to impart on each intake valve a series of successive cycles of movements of opening and closing within the conventional cycle.

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