Patent ID: 8919500

Claim:
A motorcycle primary drive compensator hub lubricating system comprising: a lubricant-collection plate extended from a wall of a sprocket-gear housing of a motorcycle, the lubricant-collection plate including: a collection bay positioned vertically under a sprocket-wheel chain for collecting lubricant carried by the sprocket-wheel chain from a bottom portion of the sprocket-gear housing about a large sprocket wheel and falling on the collection bay; and a fluid-conveyance communication conveying lubricant from the collection bay to: a retainer-lubrication outlet; a cam-lubrication outlet; and a spline-lubrication outlet for lubricating predetermined rotating-contact and sliding-contact parts of a compensator-sprocket-wheel hub, wherein the predetermined rotating-contact and sliding-contact parts of the compensator-sprocket-wheel hub include: a hex sprocket retainer having at least one retainer-extension lubricator orifice in fluid-conveyance communication from the hex sprocket retainer to an outside periphery of a cylindrical retainer extension; and the retainer-extension lubricator orifice being tapered predeterminedly with a taper minor diameter at an entrance from the hex sprocket retainer and a major taper diameter at an exit at the outside periphery of the cylindrical retainer extension of the hex sprocket retainer.