| 摘要 |
<p>The cam device of the invention includes individually rotatable first and second cam followers (21,22) performing predetermined movement along a groove (10) defined by first and second sidewalls (11,12). The cam followers are positioned so that their axes extend in the same direction (L). Movement of the first cam follower is restricted by at least part of the first sidewall, and movement of the second cam follower is restricted by at least part of the second sidewall. <IMAGE></p> |
