Just apportionment of the operating costs per flight passenger, involves comparing flight weight with preset value, converts difference into corresponding amount paid by passenger before flight

摘要

The flight weight of each passenger is detected prior to departure, after which each detected flight weight is compared with a preset value. The weight difference is to be printed on the ticket of the passenger, such weight difference is then converted into a corresponding amount of money that is to be paid by the passenger before he or she can board the plane. An independent claim is also included for a check-in device.