| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lock mechanism which locks a plurality of members to be fastened which are arranged circumferentially by separately gripping, and facilitates adjustment in assembling. <P>SOLUTION: The lock mechanism includes: a plate-like reference member 22; a rotatable center gear 51; a plurality of fastening members 34 having teeth 34b meshing with the center gear 51; the members 6, 23 to be fastened which are arranged between the reference member 22 and the plurality of fastening members 34; and a male screw member 27 for fastening which is arranged by passing through the members 6, 23 to be fastened. The male screw member 27 for fastening includes a first male screw 27a formed at one end and screwed with a female screw 22a of the reference member 22, and a second male screw 27b formed at the other end and screwed with a female screw 34a of the fastening member 34. Directions of screw grooves of the first male screw 27a and the second male screw 27b are opposite. The lock mechanism includes a washer 33 which has a female screw 33a screwed with the first male screw 27a and can be switched between a fixed state on the reference member 22 and an unfixed state. <P>COPYRIGHT: (C)2013,JPO&INPIT |
