| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a reduction gear adopting a bearing device capable of stably supporting a rotary shaft of the reduction gear by absorbing a difference of material characteristics of a bearing and a casing. <P>SOLUTION: The reduction gear 11 is provided with an input shaft 13 used as the rotary shaft and an output shaft 14, a driving force converting mechanism arranged between the input shaft 13 and the output shaft 14, converting rotation of the input shaft 13 at a certain rotation ratio, and transmitting it to the output shaft 14, the casing 12 housing the driving force converting mechanism and having an opening for passing through the rotary shaft, bearing holding members 21, 22 fit in through the opening of the casing 12 and fixed, and bearings 17-20 held by the bearing holding members 21, 22 and rotatably supporting the rotary shaft. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
