Method of making screen cylinder, and screen cylinder

Details Method of making screen cylinder, and screen cylinder Method of making screen cylinder, and screen cylinder

D - Textiles, Paper

21

D

D21D 5/16 (2006.01) B23K 31/02 (2006.01)

Patent

CA 2307158

The invention relates to a method of making a screen cylinder, in which method screen wires (2) are arranged on the inner surface (4a) of a support hoop at certain intervals and attached by a weld (6) from the outer surface (4b) of the support hoop. In a preferred embodiment of the invention, the screen wires (2) are arranged in mounting grooves (5) provided on the inner surface (4a) of the support hoop an welded by a welding method providing deep penetration so that the weld (6) extends through the support hoop (4) from the outer surface (4b) of the hoop to the screen wire (2). The invention further relates to a screen cylinder (1) manufactured by the method of the invention.

L'invention concerne un procédé servant à fabriquer un classeur cylindrique et consistant à disposer des éléments (2) de classeur sous forme de plaquettes sur la surface intérieure (4a) d'un cercle de support à certains intervalles et à fixer ces éléments par une soudure (6) depuis la surface extérieure (4b) du cercle de support. Dans un mode de réalisation préféré, on dispose ces plaquettes (2) dans des rainures de montage (5) situées sur la surface intérieure (4a) du cercle de support et on les soude au moyen d'un procédé de soudage à pénétration profonde, de sorte que la soudure (6) s'étend à travers le cercle de support (4) depuis la surface extérieure (4b) de ce cercle jusqu'à la plaquette (2). Elle concerne, de plus, un classeur cylindrique (1) fabriqué au moyen de ce procédé.

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