| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve drainage in a frame which is used as a horizontal frame and/or a vertical frame when a flat plate-like sunlight panel module and others are placed on the upper part of the horizontal frame. <P>SOLUTION: In a lip channel steel of this invention constituting a horizontal frame (2) and a vertical frame (3), bending plates (15,15a) at one side of a channel steel body (10) are composed of only flat plates perpendicular or nonperpendicular to a back plate (12), so that this can prevent water and others from remaining on the bending plates (15,15a) of each frame (2,3) when each frame (2,3) is disposed in a horizontal direction or inclined direction, so as to increase durability of the frames (2,3). <P>COPYRIGHT: (C)2012,JPO&INPIT |
