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B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21B—ROLLING OF METAL
B21B41/00—Guiding, conveying, or accumulating easily-flexible work, e.g. wire, sheet metal bands, in loops or curves; Loop lifters
B21B41/06—Guiding, conveying, or accumulating easily-flexible work, e.g. wire, sheet metal bands, in loops or curves; Loop lifters in which the direction of movement of the work is turned through approximately 180 degrees, e.g. repeaters, i.e. from one stand to another
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Registering, Tensioning, Guiding Webs, And Rollers Therefor
(AREA)
Mécanisme de levage pour un appareil de levage de plaques de construction, appareil de levage comportant un tel mécanisme, procédé de levage à l'aide d'un tel appareil