| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a vibrator whose function for compressing a mixture of concrete in a block mold box is improved, and to provide the vibrator for compressing a concrete material in an apparatus for manufacturing a concrete block to function more quietly. <P>SOLUTION: For the vibrator to be used in a maker (the manufacturing apparatus) for the concrete block, a compression material of the concrete mixture is provided, in a state supported on a pallet 14, in the mold box 12 because the mold box 12 of the apparatus and a lying pallet table 28 are reciprocated mutually in relative opposite directions. <P>COPYRIGHT: (C)2003,JPO |
