Rotating motorcycle exhaust pipe

Details Rotating motorcycle exhaust pipe Rotating motorcycle exhaust pipe

2006-08-15

2006-08-15

Denion, Thomas (Department: 3748)

Power plants

Internal combustion engine with treatment or handling of...

Exhaust and external fluid mingling structure

C060S317000, CD15S005000, CD12S194000, C446S210000, C446S211000, C446S217000, C446S218000, C446S176000

Reexamination Certificate

active

07089731

ABSTRACT:
A an improvement in a two wheel motor vehicle having an internal combustion motor and a wheel drive mechanism, wherein the motor has an exhaust system connected thereto, includes a) an exhaust system having a first exhaust pipe and a second exhaust pipe with the first exhaust pipe being in a fixed position relative to the internal combustion motor, and the second exhaust being rotatably connected to the first exhaust pipe, and b) an exhaust pipe drive mechanism connected to the second exhaust pipe for rotation of the second exhaust pipe. The pipe drive mechanism may operate off some power source of the vehicle, operate independently of the vehicle power sources, may operate from exiting exhaust gases, ambient wind form motion of the vehicle, or a combination of the foregoing.

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