Autonomous elevator cab operation

摘要: An elevator includes a microprocessor-based cab controller mounted on the car to monitor calls for service by passengers in car, such as are registered call buttons requesting stops at specific floors, door open and close like, controls opening closing of door, monitors position relative an adjacent landing communicates with which is disposed top shaftway motion provides commands controller, demands relating hall landings, like. In event that determines it cannot rely communications between operates autonomous mode will accept presence near predetermined time indication may be allow escape, shuts off lights sounds buzzer frighten out after period time, closes if empty. If not empty, again open, buzzer. When leaves parked off, but condition moved desires move it. exemplary system, including general control program flowchart, illustrative system present invention practiced, detailed apparatus flowcharts practicing invention, disclosed.