| 摘要 |
A frame structure for a double-faced advertising board is provided to fix firmly a printing sheet by maintaining stably a surface contacting state between ends of the printing sheet and a first and second elastic frames. An intermediate frame(1) includes a main supporting unit(11) having a rectangular shape and a cavity, a first insertion part(12) formed at an upper part of the main supporting unit, and a plurality of rectangular bars(6) inserted into the first insertion part. A first elastic frame(2) is formed at a lower end of the intermediate frame. A printing sheet(5) is fixed to the first elastic frame. A second elastic frame(3) is installed at an upper part of the intermediate frame by using a hinge(7). A finishing panel(4) is coupled with the outside of the first and second elastic frames. A first and second flat attaching parts(25,35) are formed at ends of the first and second elastic frames, respectively. A flat attaching end part(41) corresponding to the first and second flat attaching parts is formed at an end of the finishing panel. |
