| 摘要 |
A shift mechanism that provides a shift mechanism for enabling smooth gear shifting by a transmission, and a vehicle equipped therewith. With this mechanism, a shift drum, to which shift forks are connected via grooves on an outer periphery, is held every predetermined rotation angle. When differences are produced in the degree of rotation between a third rotating member that rotates by motor rotation and a second rotating member that rotates in accordance with the third rotating member, bias is accumulated in a torsion spring. Bias that is accumulated is released when the rotation angle of the third rotating member equals or exceeds a predetermined angle of rotation, rotating a first rotating member via a second rotating member, and rotating the shift drum quickly.
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