Machines and apparatus for the concrete processing industry, in particular for manufacturing concrete bricks and concrete pipes; replacement parts for machines and apparatus used in the concrete processing industry, namely, concrete-block machines, washing station for concrete blocks, elevators, lowerators, bogie-car transfer and slat conveyors, automatic board transport systems consisting of conveyors, belts, pulleys, cranes and containers, fully automatic board-buffer systems [ consisting of grinding stones, sanding wheels, sanding discs and cutting wheels, ] finger-car groups, [ namely, wagons equipped with prongs for use in transporting tiles, bricks, concrete parts, concrete bricks, concrete slabs and paving blocks, ] mixing and patching plants, and cubing machines; [ moulding machines and moulds; shaking sieves; feeding and extracting machines; strapping machines for bricks and other items for packaging; ] stacking machines; [ drying machines; ] conveyors [ (machines) ] for transporting [ tiles, ] bricks and slabs in manufacturing operations; mechanical hoists; machines for turning [ bearing ] boards for shaping concrete bricks; lifting and lowering cradles for the intermediate storage of bricks; floor conveyors, in particular hand-operated and motor-driven travelling apparatus for transporting and placing [ tiles, ] bricks, concrete parts, [ concrete bricks, ] concrete slabs and paving blocks

Planning and design of machines and installations for the concrete processing industry, in particular for the concrete brick manufacturing industry