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US 11,298,907 B2Granted
Creasing plate for creasing a sheet from paper, cardboard, carton, foil or a similar material
AssigneeBobst Mex SA
InventorRoberto Valterio
Life of this patent
Estimating the term…
Abstract
A creasing plate (24) for creasing a sheet (12) from paper, cardboard, carton, foil or a similar material, the creasing plate (24) consisting of plastically deformable material and comprising at least one creasing projection (26) formed from a plurality of small, plastically deformed areas which merge into each other so as to form the creasing projection (26).
Claims20
A creasing plate for forming a crease in a sheet, the creasing plate comprising:
- a plastically deformable material including at least one creasing projection formed from a plurality of small, plastically deformed areas which merge into each other so as to form the at least one creasing projection,
- wherein the at least one creasing projection includes:
- a first concave portion formed in a first side of the plastically deformable material to face away from the sheet, and
- a first convex portion corresponding with and aligned with the first concave portion and formed in a second side of the plastically deformable material opposite to the first side to face the sheet to form a first portion of the crease.
1 more element
Dependencies are inferred from the claim text.