Internal-combustion engines – Two-cycle – Whirl through piston-controlled ports
Patent
1998-02-20
1999-05-18
Kamen, Noah P.
Internal-combustion engines
Two-cycle
Whirl through piston-controlled ports
123 65PE, F02B75/02
Patent
active
059041226
ABSTRACT:
The present invention is referred to an exhausting valve lid for motorcycles comprising a lid body including several orifices for fastening said lid to the motorcycle engine. Said lid includes means for controlling the force to be applied to the exhausting valve regulating means, controlling therefore the time at which the exhausting valve is to be opened. Said means for controlling the force to be applied comprises a hollow housing projected from the outer surface of lid body, said housing receives a cylindrical hollow aluminum bolt engaged to a pressing spring coupled to said exhausting valve regulating means.
REFERENCES:
patent: 4660514 (1987-04-01), Nerstrom
patent: 5107801 (1992-04-01), Huang
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