Internal-combustion engines – Poppet valve operating mechanism – Rocker
Patent
1983-07-22
1985-12-17
Cline, William R.
Internal-combustion engines
Poppet valve operating mechanism
Rocker
123 9027, 123 9022, F01L 118
Patent
active
045586675
ABSTRACT:
A valve driving apparatus in an internal combustion engine having plural valve stems in a cylinder head on an upper portion of a main body of an engine which are aligned radially about the cylinder head with the intersection of their longitudinally axes substantially coinciding with a center of curvature of an upper wall surface of a combustion chamber, the valve stems being arranged to be driven by at least one cam shaft through respective subsidiary rocker arms which are in abutment with respective heads of the valve stems and respective rocker arms which are in abutment with the subsidiary rocker arms, characterized in that a shaft for each of the subsidiary rocker arms is positioned on a plane crossing a longitudinal axis of the corresponding one of the valve stems at a right angle and existing in a range of up and down stroke of the head of the valve stem.
REFERENCES:
patent: 1382953 (1921-06-01), Church
patent: 1411208 (1922-03-01), Elliott et al.
patent: 3299871 (1967-01-01), Apfelbeck
patent: 3641988 (1972-02-01), Torazza et al.
patent: 3672338 (1972-06-01), Yamanouchi
patent: 3722484 (1973-03-01), Gordini
patent: 4308828 (1982-01-01), Kinsel
Fujita Yasumasa
Inagaki Takashi
Izawa Shinichiro
Cline William R.
Honda Giken Kogyo Kabushiki Kaisha
Neils Peggy A.
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