A tag reader (7) acquires identification data and data of a reception intensity indicative of an intensity of a reception signal from a weight tag (18) mounted on each weight (17), and a data processing device acquires the identification data (D11) and the data (D13) of a reception intensity of each weight tag (18) from the tag reader (7), discriminates the identification data corresponding to each weight tag (18) into attached weight data indicating that a reception intensity corresponding to the identification data (D11) 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 COUNTERWEIGHT STATE IN CRANE
KRAN UND VERFAHREN ZUR BESTIMMUNG DES GEGENGEWICHTSZUSTANDS IM KRAN
GRUE ET PROCÉDÉ PERMETTANT DE DÉTERMINER L'ÉTAT DU CONTRE-POIDS DANS UNE GRUE
2024-05-29
Patent
Electronic Resource
English
IPC: | B66C Krane , CRANES |
Counterweight device of crane and crane with counterweight device
European Patent Office | 2015
|European Patent Office | 2017
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