PAVING STONE, METHOD AND APPARATUS FOR PREPARING THE SAME

摘要

PURPOSE: A paving stone, a method and apparatus for preparing the same are provided to offer safety to walkers by smoothly preparing the paving stones. CONSTITUTION: An apparatus for preparing a paving stone is composed of a frame(12), a rotary drum(14) for containing a plurality of paving stones, a support unit rotatably supporting the rotary drum to the frame, and a driving unit for rotating the rotary drum. A stone injection port(16) and a water injection port are formed at the rotary drum. The support unit includes first and second journals(26), first and second support shafts(60), and first and second bearings(30).