Variable valve timing mechanism

Details Variable valve timing mechanism Variable valve timing mechanism

1984-07-19

1985-09-10

Feinberg, Craig R.

Internal-combustion engines

Poppet valve operating mechanism

With means for varying timing

123 9027, 123 9031, 123 9041, F01L 134, F01L 104, F01L 1300

Patent

active

045399514

ABSTRACT:
An angular position of a lever with which a rocker arm contacts to define a fulcrum therebetween is varied by rotation of a cam which is installed in a manner to be rotatable relative to its cam shaft and drivingly connected through a spring to the cam shaft or to an output shaft of a driving system.

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patent: 3413965 (1968-12-01), Gavasso
patent: 3603296 (1971-09-01), Mitchell
patent: 3897760 (1975-08-01), Hisserich
patent: 3913548 (1975-10-01), Wilson
patent: 4084557 (1978-04-01), Luria
patent: 4192263 (1980-03-01), Kitagawa et al.
patent: 4205634 (1980-06-01), Tourtelot
patent: 4429853 (1984-02-01), Chaffiotte et al.
patent: 4438736 (1984-03-01), Hara et al.
PCT/JP78/00066, 7-1979 by Matsui.

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