| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a motion device capable of stably carrying out running of all retainers in a rolling element endless circulating path by setting a total quantity of the retainers in the rolling element endless circulating path at an optimum value. <P>SOLUTION: A total rolling direction length size M1 of the retainers existing in a load rolling element rolling path of a plurality of the retainers A1-An in regard to respective rolling direction length size m of the plurality of retainers A1-An is set longer than half of a rolling element track length of the rolling element endless circulating path. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
