| 摘要 |
PROBLEM TO BE SOLVED: To easily forward a car by closing the door after the lapse of a fixed time during a door opening stand-by state at exclusive operation, and automatically returning the passenger car to a specific floor. SOLUTION: When at a lunch time, a person A in charge of carrying food from a kitchen on the first floor to respective sickrooms on the second floor, a person B in charge of carrying food to respective sickrooms on the third floor, and a person C in charge of carrying food to respective sickrooms on the fourth floor carry food to the respective floors in order, at first the person A in charge goes to the second floor by exclusive operation. An elevator is in a door opening stand-by state, a door time limit at exclusive operation is counted up, and when a fixed count value is reached, the door is closed and started toward the first floor. Similarly the person B in charge carries food to the respective sickrooms on the third floor, and the person C in charge finally returns the elevator to normal operation, and hence the elevator is returned to the normal service. In this way, the passenger car is automatically returned to a specific floor at exclusive operation, and the passenger car is smoothly forwarded in an unmanned state. |
