| 摘要 |
PROBLEM TO BE SOLVED: To provide an adjustable bicycle derailleur for adjusting mechanical advantages and/or operation rate according to specified applications. SOLUTION: This adjustable bicycle derailleur comprises a base member 638, a movable member 992 movable relative to the base member and connected to support a chain guide, a first operating unit 1060 allowing the movable member to move relative to the base member, and second operating units 1100 and 1104 allowing the first operating unit to move. The second operating units comprise curved surfaces, and a position adjuster adjusts the relative position of the first operating unit to the second operating units. In the other embodiment, the second operating units are formed so that the first operating member is movably connected to the second operating members, and the position adjuster adjusts the relative position of the first operating unit to the second operating units. COPYRIGHT: (C)2003,JPO
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