摘要 |
<P>PROBLEM TO BE SOLVED: To provide a machine component which reduces stress in fitting shaft members and decreases energy necessary for rotation movement, a method of manufacturing the same, a machine component assembly and a clock. <P>SOLUTION: In the machine component 126g which is mainly composed of a silicon material and has a through hole 126k to which a shaft member 126f can be fitted, the inner peripheral surface of the through hole is covered by a stress buffer layer 126s, and the stress buffer layer can be brought into contact with the shaft member. <P>COPYRIGHT: (C)2012,JPO&INPIT |