| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a rack in which a sub-beam material can surely be prevented from being dropped unexpectedly from the space between a pair of back-and-forth beam materials constituting a rack frame of the rack. <P>SOLUTION: A notched part 20a into which an L-shaped tip part 17a of a projection part 16a of the sub-beam material 3 can be fit downward, is arranged on the beam material 2a to extend from an intermediate horizontal plate part 9a to a vertical plate part 11 thereof. A sub-beam material rise restricting member 22 including a stopper part 24a that gets into between a horizontal extending plate part 15a of the L-shaped tip part 17a supported by the bottom side of the notched part 20a and the beam material 2a of the intermediate horizontal plate part 9a, is attached to the beam material 2a in the state abutting on the lower side of the intermediate horizontal plate part 9a of the beam material 2a. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
