| 摘要 |
<p>A front derailleur 45 is configured to be accurately mounted to a bicycle frame 15 in a prescribed mounting position. The front derailleur 45 has a chain guide 62, a front derailleur main body 61, an intermediate piece 71 and a fastening piece 81. The front derailleur main body 61 has a mounting part 66 with a curved mounting face 66a having a circular arc arranged around a third pivot axis Y extending in a third direction. The intermediate piece 71 has a first curved abutting face 7 1 a mating with the curved mounting face 66a of the mounting part 66 to pivot relative to each other about the third pivot axis Y, a second curved abutting face 71b having a circular arc arranged around a first pivot axis Z extending in a second direction Z perpendicularly arranged relative to the third direction Y, and a second through hole 71c extending in a second direction X generally perpendicular to the first and third directions and passes through the first and second abutting faces 71a, 71b.</p> |
