Internal combustion engine having hybrid cylinder valve actuatio

Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing

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Details

123 9011, 123 9012, F01L 104, F01L 904

Patent

active

060098414

ABSTRACT:
An internal combustion engine includes a piston reciprocably housed within a cylinder and hybrid intake valves, with one intake valve being driven by a camshaft and at least one intake valve being selectively powered by a power source other than the camshaft, such as a solenoid.

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