| 摘要 |
PURPOSE:To prevent a calling device at an elevator stop from being pushed but cancelled without any notification. CONSTITUTION:In a calling device at an elevator stop which lights forecasting lamps 3A, 3B, 4A, 4B and predicted time indicators 5A, 5B, 6A, 6B for indicating the predicted waiting time according to the operation of pushbuttons 2U, 2D at an elevator stop, there are provided cancelling buttons 2UC, 2DC to cancel registration of the pushbuttons 2U, 2D at the elevator stop, and arrangement is made so that the forecasting lamps 3A, 3B, 4A, 4B and the predicted time indicators 5A, 5B, 6A, 6B may be turned off according to the operation of these cancelling buttons 2UC, 2DC. This constitution allows improvement in the elevator operational efficiency and services for passengers. |
