| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To prevent rocking of a lock member in a lock state to maintain reliability when locked, and to properly prevent damage of a housing. <P>SOLUTION: In a lock mechanism 10 of a spindle 6, a lock pin 11 passes through a through-hole 12 provided on a bevel gear 7 to engages with the bevel gear 7, and a lock hole 22 where a lower end of the lock pin 11 having passed through the through-hole 12 is locked is provided on a lock plate 13 attached to a bearing box 4. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
