| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a door lock mechanism for locking a door at a plurality of positions. <P>SOLUTION: The door lock mechanism 4 of a box is to lock the door 3, which is fitted to the box 1 to be rotatable around a shaft 2, to have a state of being opened by a predetermined angle. The door lock mechanism 4 comprises a door engaging lever 7. One end of the engaging lever 7 is rotatably fitted to the box, and a guide engaging part 6 is provided on the other end. The door lock mechanism 4 further comprises a lever guide 8 having first and second stopper holes 11, 12 arranged in the width direction of the door so that the door may be locked by fitting a guide engaging part 6 into them. The lever guide 8 comprises a guide plate fixed to the door, and a stopper plate which is fitted in a state of being layered on a lower surface of the guide plate. The first stopper hole 11 comprises a long hole 23 formed in the guide plate to maintain the state of engagement of the guide engaging part during the opening of the door to a predetermined angle, and an engaging part fitting hole 28 which is formed in the stopper plate and is arranged at an end of the long hole so that the guide engaging part may be fitted when the door is opened by a predetermined angle. <P>COPYRIGHT: (C)2008,JPO&INPIT |
