| 摘要 |
To improve the flow-off of liquids from the laying pattern and mechanical laying in a concrete paving block, the ground area of the body (1) of the block has a rectangular shape formed by three squares (2, 3, 4) of equal size, the upright side surfaces of the body (1) extend evenly transversely to the ground area and each side surface of the body (1) has at least one projecting strip-like extension (5) which can be supported in the pattern with the formation of seams on adjacent bodies (1) and form interlocks or the like with extensions (5) of adjacent bodies (1).
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