Harley-davidson Motor Company Group, LLC

Thomas A Lanser

Tomas Smetana

John W Schanz

Rick A Schmidt

Karl W Monis

Wayne G Farvour

Bernard Enright

William Kendall Davis

Jeffrey D Dickau

James R Pepper

William Lackas

Jon Janke

Andy J Bingen

Jennifer M Sampson

Nathan R Waas

A compensator assembly for transmitting torque from a crankshaft of an engine to a clutch in a motorcycle drive train. The compensator assembly includes a cam slider, a sprocket, and a spring pack biasing the cam slider into engagement with the sprocket. The spring pack includes multiple springs having different spring rates. The cam slider includes first and second dissimilar cam members. A retainer is coupled to the crankshaft and formed with an anti-rotation feature engageable to hold the retainer, the cam slider, and the crankshaft stationary during tightening of a retaining bolt. The sprocket includes a plurality of spokes and axial openings. At least a portion of the cam slider extends through one of the plurality of axial openings.

Compensator assembly for a motorcycle primary drive

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 first end portion, and a bearing surface between the first and second end portions. The first end portion is press-fit into the aperture of the first flywheel half. The first end portion, the second end portion, and the bearing surface are coated with a friction enhancer. A bearing is positioned at least partially onto the bearing surface, and a connecting rod has an aperture that at least partially receives the bearing.

Crankshaft assembly with coated crank pin

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Hartland, WI, United States of America

Thomas A Lanser