A tag reader acquires identification data and data of a reception intensity indicative of an intensity of a reception signal from a weight tag mounted on each weight, and a data processing device acquires the identification data and the data of a reception intensity of each weight tag from the tag reader, discriminates the identification data corresponding to each weight tag into attached weight data indicating that a reception intensity corresponding to the identification data exceeds a reference intensity set in advance and other non-attached weight data, and determines an attachment state of the weight to the main body portion based on the attached weight data.
CRANE AND METHOD FOR DETERMINING WEIGHT STATE IN CRANE
2020-12-31
Patent
Electronic Resource
English
CRANE AND METHOD FOR DETERMINING COUNTERWEIGHT STATE IN CRANE
European Patent Office | 2024
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