Exhaust control system for motorcycle

Details Exhaust control system for motorcycle Exhaust control system for motorcycle

2004-08-02

2008-08-12

Denion, Thomas (Department: 3748)

Power plants

Internal combustion engine with treatment or handling of...

Divider, collector, valve means, or boundary layer device...

C180S218000, C180S296000, C180S309000

Reexamination Certificate

active

07409824

ABSTRACT:
An exhaust pipe is connected to an engine with a muffler attached to an exhaust pipe. An exhaust valve is provided for controlling the flow rate of an exhaust gas on the side of the exhaust pipe. A recessed portion is directed toward the center of the vehicle body and is formed on the side of the swing arm with the exhaust valve being disposed in front in the vicinity of the recessed portion. Operating wires are laid along an air cleaner case so as to open and close the exhaust valve. A servo motor is disposed at such a position that it can be covered with the seat cowl so as to drive the operating wires. The muffler is provided with a muffler protector and a cover portion that integral extends from the muffler protector with the exhaust valve being covered with the cover portion.

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patent: 2005/0109024 (2005-05-01), Nohl et al.
patent: 2002-138828 (2002-05-01), None

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