| 摘要 |
PROBLEM TO BE SOLVED: To move a shelf easily and increase the efficiency of picking work and other cargo handling work, by superimposing a picking information on an electric power and lightening one of lots of digital picking indicators installed on a frontage. SOLUTION: The movement of a picking truck 7 as well as the contact of the contact part of a shoe with trolley wires 5, 5 stretched on a rail 6 and the supply of an electric power to a control device 4 for digital picking indication and a digital picking indicator 3 are stared. At the same time, a picking information is superimposed on the electric power and one of lots of digital picking indicators 3 installed on a frontage is lightened and the article on the frontage 2, in which the lightened digital picking indicator 3 is installed, is extracted. When it reaches the most end part of a shelf 1, the supply of the electric power is stopped and the operation of the control device 4 for digital picking indication is stopped. |
