Internal-combustion engines – Two-cycle – Whirl through piston-controlled ports
Patent
1994-06-09
1997-02-04
McMahon, Marguerite
Internal-combustion engines
Two-cycle
Whirl through piston-controlled ports
F02B 2500
Patent
active
055988130
ABSTRACT:
An exhaust control drive arrangement for an internal combustion engine for varying the exhaust port timing and effective compression ratio. The exhaust control valve is driven by a servomechanism mounted directly on the cylinder block at one end of the engine and adjacent the flywheel so as to provide a compact assembly.
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Iida Minoru
Masuda Tatsuyuki
McMahon Marguerite
Yamaha Hatsudoki Kabushiki Kaisha
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