| 摘要 |
The present invention is added to a puzzle corresponding to No. 2001-0007848 of the Korea Utility Model Application, making the user fit desired pieces of the puzzle by putting fixing projections on inner sides of the pieces and putting fixing flat boards having rubber property between upper and lower chains, in addition to the existing method of combining chains to rotational shafts on the center of the pieces. Thus, the gatherings of each piece can be stably fixed through internal pressure actions. According to the present invention, triangular, rectangular, and hexagonal upper and lower pieces are solved by using pressure of the fixing flat boards in order to prevent thin upper and lower chains from shaking, while the respective fixing projections fix the chains by surrounding empty spaces or the exterior of the chains.
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