| 摘要 |
PROBLEM TO BE SOLVED: To enable a passage opening corresponding to an outer shape of a passage object to be arbitrarily formed by continuously arranging a plurality of slats, slidable in an opening/closing direction, on a door body and making the one or more slats individually and positionally slidable; and to enhance safety for crime prevention. SOLUTION: The plurality of slats 3 slidable in the opening/closing direction are continuously arranged on the door body 1 movable in the opening/closing direction, and the one or more slats 3 is or are made individually and positionally slidable. This enables the opening 18 to be formed in the door body 1. COPYRIGHT: (C)2007,JPO&INPIT
|
