发明名称 SHIFT UNIT FOR BICYCLE
摘要 PROBLEM TO BE SOLVED: To surely shift a gear one by one by moving a part of a release mechanism for selectively releasing a locking part from a first shift lever in accordance with the rotation of a second shift lever from a set position to a release position. SOLUTION: A contact part is formed to be engaged with a part of a release mechanism so that the release mechanism releases a first shift lever 23 from its locking state, whereby the first shift lever 23 can be moved from a third shift position to a second shift position. A second energizing member 26 presses a second shift lever 25 toward a set or stop position. When the second shift lever 25 is moved against the energizing force of the second energizing member 26 under a condition that the first shift lever 23 is located on the second or third shift position, the release mechanism moves the first shift lever 23 by one step.
申请公布号 JP2000219187(A) 申请公布日期 2000.08.08
申请号 JP20000018484 申请日期 2000.01.27
申请人 SHIMANO INC 发明人 YAMANE TAKURO
分类号 B62M25/04;(IPC1-7):B62M25/04 主分类号 B62M25/04
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