| 摘要 |
PROBLEM TO BE SOLVED: To assemble a rack shelf in short time by shortening time to support a panel with a wheel crane during assembling the rack shelf. SOLUTION: The rack shelf includes screw holes 4a formed in horizontal joint materials 4, and bolts 7 fixing a panel to the horizontal joint materials 4 by screwing the bolts into the screw holes 4a. COPYRIGHT: (C)2011,JPO&INPIT |
