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Assignee: Harley Davidson Motor Company Group, Inc.


Location: Milwaukee, WI
No. of patents: 48

1    
NumberTitleIssue Date
7461643Breather assembly for an internal combustion engine
A rocker box assembly for a motorcycle engine having a cylinder head. The rocker box assembly includes a base, a cover, and a breather assembly. The base is configured to be coupled to the cylinder head. The cover is coupled to the base and cooperates with the base ...
12/09/2008
7444979Crankcase of an engine
The present invention provides a motorcycle including a front wheel, a rear wheel, a frame supported by the front and rear wheels, a crankcase including a first interface portion and a first passageway exposed to the first interface portion, a reservoir located remo...
11/04/2008
7424931Muffler for a motorcycle
A muffler for a motorcycle, the muffler including an outer tube and an inner tube disposed substantially within the outer tube. The inner tube includes a first end adapted to receive the exhaust gases from the engine, a second end opposite the first end adapted to r...
09/16/2008
7418939Crankshaft assembly with coated crank pin
The invention provides a motorcycle having a frame, an engine coupled to the frame, and a crankshaft assembly. The crankshaft assembly includes a first flywheel half having an aperture, a crank pin including a first end portion, a second end portion opposite the fir...
09/02/2008
D576088Riser and clamp
09/02/2008
7401753Exhaust clamp for a motorcycle
The invention recites an exhaust pipe clamp for clamping at least two pipes. The clamp includes a band formed to at least partially surround each of the two pipes, the band defining an internal volume. A reaction block is interconnected with the band and disposed su...
07/22/2008
7401590Active air intake for an engine
An intake system for a motorcycle having an engine. The intake system includes an air box having a first opening for receiving intake air and a second opening for supplying the intake air from the air box to a throttle assembly of the engine. A filter element is dis...
07/22/2008
7395799Primary housing assembly for a motorcycle engine
A primary housing for a motorcycle engine includes an inner housing that defines internal coupling apertures, transmission coupling apertures, and external coupling apertures. Internal fasteners extend through the internal coupling apertures and the transmission cou...
07/08/2008
7387347Brake system for a motorcycle and a method of filling the brake system
A method of filling a brake system for a motorcycle including a brake system having a master cylinder assembly and a caliper assembly. The master cylinder assembly includes a housing and a cover coupled to the housing to define an enclosed reservoir. The caliper ass...
06/17/2008
D571276Oil tank for a motorcycle
06/17/2008
D570746Primary cover for a motorcycle
06/10/2008
7347045Motorcycle dynamic exhaust system
The present invention provides a method of operating a dynamic exhaust system of a motorcycle engine. The method includes providing a valve in the exhaust system that is movable to direct exhaust gases between a first flow path through the exhaust system and a secon...
03/25/2008
7344329Adjustable riser for a motorcycle
A riser for a motorcycle having a front wheel coupled to a steering assembly that is movable to pivot the front wheel and steer the motorcycle. The riser includes a first portion that is adapted to be coupled to the steering assembly and defines an axis. A carrier i...
03/18/2008
7343733System and method for monitoring the efficiency of a catalyst treating engine exhaust
A method for monitoring the efficiency of a catalyst includes providing an oxygen sensor between an engine and the catalyst to generate an output signal indicative of oxygen content. The output signal is sampled to provide a first value indicative of the oxygen cont...
03/18/2008
7287512Throttle position sensor
The present invention provides a throttle position sensor for a motorcycle including a handlebar having an end. The throttle position sensor includes a rotor having a first end and a second end. The rotor is positioned within the handlebar and rotated relative to th...
10/30/2007
7287616Transmission case and dipstick assembly
The present invention provides a motorcycle including a front wheel, a rear wheel, a frame supported by the front and rear wheels, a crankcase, a transmission case coupled to the crankcase, a transmission access door coupled to a side of the transmission case, and a...
10/30/2007
7264076Passing lamp assembly
A lamp assembly mountable on a motorcycle having first and second fork tubes. The lamp assembly includes a bracket that is attachable to only the first fork tube. The bracket is adapted to be solely supported by the first fork tube. A first light is coupled to the b...
09/04/2007
7261081Engine and transmission case assembly
The present invention provides a motorcycle including a front wheel, a rear wheel, a frame supported by the front and rear wheels, a crankcase including a first interface portion and a first passageway exposed to the first interface portion, a reservoir located remo...
08/28/2007
D547255Fender bracket
07/24/2007
D544816Motorcycle
06/19/2007
D542818Oil fill neck
05/15/2007
7201246Engine mounting system for a motorcycle
An engine adapted to mount to a frame assembly including a steering head, a downtube, a rear junction, a rear tie link, a front mount assembly, and an engine bracket. The engine includes a crankcase assembly having a rearward end defining a rear attachment point ada...
04/10/2007
7189943Heated motorcycle handgrips
A heated motorcycle handgrip is securable to a motorcycle handlebar and includes a grip housing that has a first end adapted to receive the handlebar, and a second end opposite the first end. The grip housing includes a heating element that is operable to provide a ...
03/13/2007
D536653Wheel
02/13/2007
D528478Side cover for a motorcycle transmission
09/19/2006
D527693Top cover for a motorcycle transmission
09/05/2006
D524701Motorcycle rocker housing
07/11/2006
D524700Portion of a motorcycle fork
07/11/2006
D522022Engine cylinder head
05/30/2006
D521025Engine cylinder
05/16/2006
D520925Exhaust pipe for a motorcycle
05/16/2006
D519418Motorcycle rocker housing
04/25/2006
7028571Lubrication system and method of lubricating an internal-combustion engine
An apparatus and method for lubricating an internal-combustion engine includes a shaft extending through a gearbox, a gear and a sliding sleeve coupled to rotate with the shaft and adapted to move axially along the shaft, a gearshift fork in mating engagement with t...
04/18/2006
D518420Air cleaner cover
04/04/2006
D517957Motorcycle
03/28/2006
D511489Bezel for a motorcycle oil tank
11/15/2005
D510301Motorcycle air cleaner cover
10/04/2005
6926110Oil tank cover
A motorcycle comprising a frame, a front wheel coupled to the frame, and a rear wheel coupled to the frame. An engine is coupled to the frame and adapted to propel the motorcycle. An oil tank is coupled to the frame and adapted to contain oil used to lubricate the e...
08/09/2005
6913099Mounting configuration and method for a motorcycle seat
A motorcycle having a frame and a seat mounting stud extending upwardly from a seat support of the frame. A seat assembly includes a seat pan having a forward mounting tab that is coupled to the frame adjacent a fuel tank, a rearward mounting tab extending rearwardl...
07/05/2005
D499673Motorcycle master cylinder housing
12/14/2004
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