BED-PROTECTIVE FOOT-PROTECTIVE BLOCK, BED-PROTECTIVE BLOCK AND FOOT-PROTECTIVE BLOCK

摘要

PROBLEM TO BE SOLVED: To propose a bed-protective foot-protective block being capable of corresponding to a bed protection and a foot protection by small kinds of blocks and being proper to the breeding of an aquatic organism such as fishes and the growth of a plant. SOLUTION: In the bed-protective foot-protective block in which communicating holes 4 and upper-lower connecting sections 6 are formed to a thick plate- shaped base section 1, a plurality of projecting sections 5 are formed to one surface of the base section 1 and horizontal connecting sections 3 are formed to side faces, the block is used as various bed-protective blocks and foot- protective blocks by properly combining the blocks. COPYRIGHT: (C)2003,JPO