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
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Registering, Tensioning, Guiding Webs, And Rollers Therefor
(AREA)
Barriere motorisee pivotante subissant une ou des translation(s) verticale(s) majeure(s) pour eviter l'obstruction au sol causee par des tempetes de neige lors de la rotation