| 摘要 |
The invention provides an any-gear-start horizontal engine for motorcycle, comprising a crank shaft ( 2 ) having a drive gear ( 1 ), a main shaft ( 6 ) having a clutch platen ( 12 ), a clutch driven plate ( 11 ) and a clutch housing ( 4 ), a clutch driven gear ( 3 ) is mounted on the clutch housing ( 4 ), the clutch driven gear ( 3 ) engages with the drive gear ( 1 ), a starting shaft ( 15 ) extends into a right crank case ( 19 ) through a right crank case cover ( 20 ), characterized in that: an idle gear ( 10 ) rotates freely on right end of a countershaft ( 13 ), the idle gear ( 10 ) engages with a starting gear ( 16 ) which rotates freely on the starting shaft ( 15 ), the main shaft ( 6 ) has a spline ( 5 ) rotating freely thereon, the spline ( 5 ) connects the clutch housing ( 4 ) through a spline slot, and the spline ( 5 ) engages with the idle gear ( 10 ). This type of engine can be restarted after being shut off without backing to neutral, so it is more effort saving and convenient.
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