Patent ID: 11859344
Assignee: ANDRITZ INC.
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC D | IPC D

Claim 0:
1. A plate segment comprising:
a substrate having a front side and a back side, wherein the back side is configured to be mounted to a support disc of a disperser; and
rows of teeth protruding from the front side of the substrate, wherein the rows of teeth are arranged along an arc extending from a first lateral side of the plate segment to an opposite lateral side of the plate segment,
wherein a first tooth in the rows of teeth has a first tooth face, and wherein a buttress extends from the front side of the substrate between the first tooth face and a face of an adjacent tooth,
wherein the buttress has a concave profile at a height above the substrate that is less than a full height of each tooth, and
wherein a first width that a base of the buttress at the front side of the substrate is wider than a second width at a top of the buttress.