| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an improved crescent lock which assures return of an operation member when unlocking from a locked state. <P>SOLUTION: A crescent lock 1 has swingably an operation member 7 on a rotation side including a crescent 5 to contact one end side with a crescent receiving fitting 11, when an indoor paper sliding door and an outdoor paper sliding door are normally closed in rotating operation of the crescent 5. The operation member 7 is disposed on an outer surface side of the crescent 5. A returning protrusion 7d extending to the rotating seat surface side 3B over the crescent 5 is provided on one end side of the operation member 7. When unlocking from a locked state, the returning protrusion 7d is collided with a base member 3 to forcefully restore the operation member 7 to an original state. <P>COPYRIGHT: (C)2013,JPO&INPIT |
