| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a door device that can deal with even when a door storage case is narrow due to location conditions. <P>SOLUTION: The door device is provided with a door centrally opening in an entrance or an exit of a machine device such as a parking device or an elevator, and arranges doors with different width sizes right and left. The width size of the door is one corresponding to the size of the door storage case storing the door, a plurality of the right and left doors are constituted, and a drive mechanism for driving the door at a speed corresponding to the width size is provided. A pattern is applied on the surface of the door so that partitions are not conspicuous. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
