| 摘要 |
PROBLEM TO BE SOLVED: To prevent auxiliary wheels from obstructing the traveling even if a car body is largely banked immediately after starting a vehicle or there is a projection on a road surface, in a motorcycle with the auxiliary wheels journaling the base end parts of left/right support arms having the auxiliary wheels respectively to the car body so as to turn the arms between a storage position and a development position and allowing the auxiliary wheels to ground when the support arms are in the development position so as to retain the car body in the erected attitude. SOLUTION: This motorcycle is provided with a first one-directional turning regulation means L1 regulating the respective support arms A to turn in the storage direction in the operation state and allowing the respective support arms A to turn in the both storage and development directions in its operation release state, and a second one-directional turning regulation means L2 regulating the respective support arms A to turn in the development direction in the operation state and allowing the respective support arms A to turn in the both storage and development directions in its operation release state. COPYRIGHT: (C)2004,JPO
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