| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a change tooth sprocket capable of responding to a chain with a short chain pitch. <P>SOLUTION: In the change tooth sprocket 100 in which a plurality of change tooth bodies (120, 130) having sprocket teeth (121, 131) are detachably mounted on a plurality of change tooth mounting parts 112 formed in an outer periphery of a sprocket body 110 in an equal pitch, the sprocket body 110 has a polygonal outer peripheral shape (114) having sides of the number corresponding to the plurality of change tooth bodies (120, 130), the plurality of change tooth bodies (120, 130) are arranged with the change tooth bodies (120, 130) adjacent in the peripheral direction of the sprocket body 110 contacting each other. <P>COPYRIGHT: (C)2013,JPO&INPIT |
