Patent ID: 6982657
Filing Date: 2006-01-03
Classification: G07C,H04Q

Abstract:
1. A method for displaying an operation status of construction machines, comprising the steps of: transmitting operating information obtained from the construction machines to a control device that can communicate with the construction machines, said operating information including identification information which represents a model and machine number of each of the construction machines and transmission date and time of the operating information; having said control device receive said operating information; having said control device determine whether the construction machines are in operation or not based on said operating information; having the control device determine whether it is necessary to provide the construction machines with maintenance service or not based on the operating information; and displaying, on a monitor screen of said control device, a result determined by said control device as to whether the construction machines are in operation or not and, when it is determined by said control device that maintenance service is necessary, displaying on said monitor screen both the required maintenance service and the result determined as to whether the construction machines are is in operation or not.