| 摘要 |
PURPOSE:To make passengers enter a cage which has reached without being confused in a group control elevator even if one cage reaches a platform first in the identical operating direction different from another cage which has been announced previously. CONSTITUTION:Inhibition relays B1-B3, its contacts B1b-B3b and so on are provided as a door opening period extension means which lengthens the door opening period of an elevator for another cage. When one cage reaches a platform first in the identical operating direction different from another cage which has been announced previously after previous announcement. The door opening period of the elevator for another cage different from previous announcement which has reached a platform first is lengthened, so it is possible for passengers to enter another cage without being confused and prevent the operating efficiency of the elevator from decreasing. |
