7 Machinery and plants and structural parts thereof for processing, cutting, winding, spooling, and stacking of flat, web-shaped or strip-shaped materials, namely, plastic, paper, cardboard, aluminum, copper and lithium; drive systems having two or more synchronous motors coupled through clutches to drive a common load, hydraulic control systems and operating systems comprised by hydraulic controls for machines for processing materials, namely, flat and web-shaped or strip-shaped materials, namely, plastic, paper, cardboard, aluminum, copper and lithium; machinery and machine installations for surface treatment, namely, coating machines and mechanical coating installations for coating paper, cardboard, metal foils, and textiles and lacquering machines and mechanical lacquering installations for industrial use for lacquering coating paper, cardboard, metal foils, and textiles; laminating machines for industrial use; machines for laminating for industrial use; machines for rotogravure printing for industrial use; machines for decorative printing for industrial use; machines for digital printing on paper, cardboard, metal foils, and textiles; textile calendaring machines for calendaring paper, cardboard, and textiles; calendar rollers for textile calendaring machines; slitting machines, namely, roll slitters for industrial use; cutting machines, namely, cross cutters for industrial use; roll handling machines; machines for wet processing of textile materials, namely, textile printing machines, varnishing machines, paper coating machines, embossing machines, industrial laminating machines, textile calendaring machines, textile dyeing machines, bleaching machines, and textile mercerizing machines; machines for processing textile materials, namely, industrial textile drying machines, not for laboratory use, slitting machines, winding machines, spooling machines, textile calendaring machines, and sheet-inserting machines; rinsing machines for flat, web-shaped or strip-shaped materials, namely, plastic, paper, cardboard, aluminum, copper and lithium