Lubrication system for auxiliary equipment transmission

A lubrication system for a planetary gear speed change mechanism including a lubricant reservoir and a center of rotation, a rotary housing, an input member including an input flange and a bolt connecting the input flange to a crankshaft having a center line, a stationary arm with a hollow shaft and having bearing and seal means, a sun gear splined to the stationary arm and having external teeth and bearing and seal means, a ring gear fitted within the rotary housing, a pinion carrier with a supporting bearing and seal means, a plurality of pinion gears with support shafts and bearing means mounted on said pinion carrier, said pinion gears meshing between the sun gear and the ring gear, a rotary housing boss with bearing and seal means, a rear cover with bearing and seal means a centrifugal clutch including an input side drum, an output side drum, and a wrap spring, comprising,

• a lubricant inlet passage providing communication between the lubricant reservoir and the speed change mechanism center of rotation, a lubricant conduit along the center line of the crankshaft and bolt, a throttle valve disposed between said lubricant inlet passage and said lubricant conduit, a first lubricant hole formed radially through the bolt, a first annular groove between the bolt and the crankshaft, a second lubricant hole radially through the crankshaft, a second annular groove communicating between said second lubricant hole and the input flange, a third lubricant hole formed radially through the input flange communicating between said second annular passage and the stationary arm bearing and seal means and sun gear spline, passageway means providing communication to the pinion carrier bearing and seal means and rear cover bearing and seal means, a notch and a lubricant passage formed through the head of the bolt, a second passage through the rotary housing boss providing communication between said notch and at least one of said clutch drums, passageway means providing communication between said second lubricant passage and the inner surface of the rotary housing, a lubricant passage formed through the pinion gear support shafts providing communication from the rear cover bearing and lubricant seals means to the pinion bearings and then to the one-way clutch and the inner wall of the rotary housing, lubricant guide walls formed on the pinion carrier, said guide walls being disposed substantially about the sun gear and each pinion gear, and lubricant return passages including lubricant ports in the side plate boss, an annular lubricant passage between the input member and the sun gear boss lubricating the sun gear bearing and seal means, and a lubricant passage formed through said input member providing communication between said annular passage and the lubricant reservoir.