US 12,312,201 B2
Slot drum for a winding machine and winding machine
Martin Küttel, Gattikon ZH (CH); and André Wandeler, Samstagern (CH)
Assigned to SSM Schärer Schweiter Mettler AG, Wädenswil (CH)
Filed by SSM Schärer Schweiter Mettler AG, Wädenswil (CH)
Filed on Feb. 8, 2023, as Appl. No. 18/166,112.
Prior Publication US 2023/0249939 A1, Aug. 10, 2023
Int. Cl. B65H 54/50 (2006.01); B65H 54/48 (2006.01)
CPC B65H 54/50 (2013.01) [B65H 2701/31 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A slot drum for a winding machine for traversing a yarn, comprising:
a drum body comprising a first half and an adjacent second half;
a drum shaft with a drum axis, wherein the drum body is held in a rotationally fixed manner on the drum shaft;
the adjacent first and second halves defining a yarn guide slot therebetween that extends around the drum body;
each of the first and second halves comprising a side shield, a cylindrical jacket, and a hub for mounting on the drum shaft;
the first half displaceable on the drum shaft in a direction of the drum axis;
an actuator configured with the first half to move the first half on the drum shaft; and
wherein the first half rotates relative to the second half as the first half moves in the direction of the drum axis.