DISPOSITIF DE DÉTECTION ET ENGIN DE TRAVAUX PUBLICS

摘要

A detection apparatus comprises a detection unit 40 including: a sensor 41 for detecting at least a shape; a storage section 44 for storing shape information of a counterweight 34, which is a portion of a construction machine, detected by the sensor 41 as mark shape information; a determination section 45 for determining whether the mark shape information matches detected shape information that is shape information of the counterweight 34 newly detected by the sensor 41; and a processing section 52 for, when the determination section 45 has determined that the mark shape information and the detected shape information do not match, determining whether the detected shape information satisfies a predetermined update condition and, when having determined that the update condition is satisfied, updating the mark shape information stored in the storage section 44with the detected shape information as new mark shape information.