| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a technology for securely lifting a coil upward in a vertical direction in a short time irrespective of the distance between the coil and an operator, operator's skill, and the like when an operator operating a crane in an operation room visually operates a crane device by himself/herself for lifting and moving the coil. <P>SOLUTION: A coil lifting method for lifting the coil of a lifter is provided with an arm for coil support by the visual operation of an operator. A laser optical beam radiated from a laser optical beam generating means fixed to the predetermined position of the lifter is guided to the predetermined position of the coil by visual operation of the operator to grasp the coil by the arm for coil support after positioning the coil and the lifter. <P>COPYRIGHT: (C)2010,JPO&INPIT |
