D - Textiles – Paper – 04 – H
Patent
D - Textiles, Paper
04
H
D04H 1/70 (2006.01)
Patent
CA 2575879
There is disclosed a former head (1) with rotating drums (9, 10), in which is mounted needle rollers (11, 12), and which is used in dry forming of fibrous web or tissue (4). The drums (9, 10) are composed of at least two semi- cylindrical segments (9A, 9B; 10A, 10B) readily separating in axial direction, and which are mounted on a bearing ring (14) protruding into the drums (9, 10). The drum segments are held together on the bearing ring (14) by means of a segmented clamping ring (18). By such design, it is possible to perform rapid mounting and dismounting of the drum without need for dismounting the needle rollers (11, 12).
Il est divulgué une tête de machine à former (1) avec des tambours rotatifs (9, 10), dans laquelle sont montés des rouleaux garnis d'aiguilles (11, 12), et qui est utilisée dans le formage à sec de tissus fibreux (4). Les tambours (9, 10) sont composés d'au moins deux segments semi-cylindriques (9A, 9B ; 10A, 10B) facilement séparés dans la direction axiale et qui sont montés sur une bague support (14) faisant saillie dans les tambours (9, 10). Les segments de tambour sont maintenus ensemble sur l'anneau de support (14) au moyen d'un anneau de serrage segmenté (18). Dans une telle conception, il est possible d'effectuer un montage et un démontage rapide du tambour sans avoir besoin de démonter les rouleaux garnis d'aiguilles (11, 12).
Dan-Core International A/s
Marks & Clerk
LandOfFree
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