Compact head assembly for internal combustion engine

Details Compact head assembly for internal combustion engine Compact head assembly for internal combustion engine

1999-03-17

2000-10-31

Lo, Weilun

Internal-combustion engines

Poppet valve operating mechanism

Rocker

123 9041, F01L 118

Patent

active

061386251

ABSTRACT:
An internal combustion engine head assembly is disclosed wherein the rocker arms for the intake and exhaust valves each have a portion that pivots about a common axis, and wherein these portions are concentric to one another. Thus, a very compact combustion head assembly is provided. In particular, the present invention is useful in Harley-Davidson motorcycles.

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