| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a detector for detecting a weight of a counterweight, capable of acquiring automatically a load weight of the counterweight in accompaniment to fixing work of the counterweight, while preventing the number of part items from increasing. <P>SOLUTION: The detector 1 for detecting the weight of the counterweight includes an information acquisition part 6 provided in a counterweight layered body 106a layered in a rear part of an upper turning body 104 of a crane 100, and for acquiring information about the height of the counterweight layered body 106a in a layered direction thereof, an information imparting part 4 provided in the first fastening member 2a penetrated through the counterweight layered body 106a along the layered direction thereof, and for imparting the information about the height of the counterweight layered body 106a to the information acquisition part 6, and a weight lead-out part 10 for determining the weight of the counterweight layered body 106a, based on the information about the height of the counterweight layered body 106a acquired by the information acquisition part 6. <P>COPYRIGHT: (C)2012,JPO&INPIT |
