| 摘要 |
A signboard platform is provided to allow user to keep and carry it easily since it is installed or disassembled easily by using a simple slide. A support unit(200) is coupled with support piece and has backplane supporter at front and rear of it. The front supporter(220) is equipped with a fitting hole(221), and the back supporter(230) is equipped with the circular groove part(231). A rotating body(310) which is inserted into the end of the groove part and is rotatable is included in a vertical element(300). A fixed tub body is installed at intermediate point of the circumference of the rotatory body. A moving tube body(330) is controlled up and down by tightening force of a tightening screw(340) while being inserted into the fixed tube body.
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