| 摘要 |
PURPOSE: The cubic frame block is provided to use as a filling material for securing cubic frame type block, to form a passage by connecting the hollow part of inside in case of contacting the cubic frame type block. CONSTITUTION: The cubic frame block is composed of: a vertical forming unit(1) at a side; a horizontal forming unit(2),(3) at the lower end and the upper end of each vertical forming unit(1); a hollow unit(4) of a cylinder-type at inside; a circle-type of side central hole(5) at the center of the outer side; an outer frame body(10) for forming the outer side of the cubic frame block(A); a cylinder-type inner frame body(20) for forming the inner side; a cylinder-type core for forming the side central hole(5), inserted into the central hole(17) formed at the center of the inner frame body(20).
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