| 摘要 |
Quick operation device with indexing of the type comprising, in particular, a support 4, an operating knob lever 18, an actuating cable 5 wound around a drum 10 and means 8 for indexing this knob. According to the invention, it includes means 14 for driving the drum using the knob lever 18 in both directions, which means are associated with means 16 for disengaging and for returning this knob lever. Application particularly to cycle derailleurs. <IMAGE>
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