Rear derailleur

专利名称：Rear derailleur发明人：Masashi Nagano申请号：US10721284申请日：20031126公开号：US07104908B2公开日：20060912

专利附图：

摘要：A rear bicycle derailleur includes a base member, a movable member, a guidearm and a tension arm. The base member is adapted to be mounted to a bicycle frame.The movable member is movably coupled to the base member, preferably via a linkage,to move between a retracted position and an extended position. The guide arm is

pivotally coupled to the movable member around a first axis and has a guide sprocket.The tension arm is pivotally coupled to the movable member around a second axis andhas a tension sprocket. Preferably, the guide arm is freely pivotal about the first axiswithout being rotationally biased, while the tension arm is rotationally biased by a biasingmember about the second axis. Preferably, the guide arm and the tension arm areconfigured and arranged to move independently of each other.

申请人：Masashi Nagano

地址：Izumi JP

国籍：JP

代理机构：Global IP Counselors, LLP

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