Engine valve train with inner and outer cam followers

Details Engine valve train with inner and outer cam followers Engine valve train with inner and outer cam followers

1986-11-28

1988-05-03

Lazarus, Ira S.

Internal-combustion engines

Poppet valve operating mechanism

Plural valve trains, single actuator

123 9043, 123 9044, 123 9046, 123 904, F01L 126

Patent

active

047413018

ABSTRACT:
A valve train for an internal combustion engine of the type having two inlet valves and two exhaust valves per cylinder, with these valves being in a splayed configuration, has a pivotal rocker arm for each of these valves, with these rocker arm sets for the inlet valves and exhaust valves being actuated from a single camshaft having inlet and exhaust cams thereon by the use of cylindrical inner and outer lifter concentrically positioned and located such that their axis of reciprocation is at the intersection of imaginary planes extending through the reciprocating axes of the valves.

REFERENCES:
patent: 3137689 (1964-06-01), Sampietro
patent: 3533382 (1970-10-01), Bonello
patent: 3882832 (1975-05-01), Ohsaki et al.
patent: 3882834 (1975-05-01), Goloff et al.
patent: 4104096 (1978-08-01), Hosono et al.
patent: 4671222 (1987-06-01), Gallot et al.
patent: 4674453 (1987-06-01), Dove, Jr.

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