| 摘要 |
PROBLEM TO BE SOLVED: To enhance the function of an elevator system having no door open elongating function by equipping it with a door open elongating function without requiring an addition work on large scale, the cost and working term for addition. SOLUTION: When a door open button 5 and a door close button 6 are mounted on an intra-car operation board 2 are pushed simultaneously, an elevator control device 3 produces a door open button lighting command to light up a built-in lamp 8 of the door open button 5, and also produces a door open time command to keep the opened condition for the time, for example around 108 sec, for which the door opening is specified by the door control device 4. COPYRIGHT: (C)2006,JPO&NCIPI
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