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US 2015/0259169 A1Published application
Dragging element for dragging web materials
AssigneeFutura S.P.A.
InventorsGiovacchino Giurlani, Roberto Gaspari
Life of this patent
Estimating the term…
Abstract
Dragging element for dragging web materials comprising at least a portion with at least one through cut (2) apt to engage a part (40) of a web material (4) intended to be moved in a direction imposed by the same dragging element that follows a predetermined operating path, said at least one cut (2) is helicoidal.
Claims9
A dragging element for dragging web materials, the dragging element comprising:
- a dragging element structure, at least a portion of said dragging element structure comprising at least one through cut for engaging a part of a web material intended to be moved in a direction imposed by the dragging element structure that follows a predetermined operating path, said at least one cut being helicoidal.
Dependencies are inferred from the claim text.