Cutting device with exchanging device for the cutter bar
AssigneeStarlinger & Co Gesellschaft M.B.H.
InventorsHerbert Fürst, Dietrich Wolf
Life of this patent
Estimating the term…
Abstract
Cutting device for longitudinally cutting a film web, in particular a plastic film web, moved in a web plane in a transport direction into a plurality of film bands, wherein a first cutter bar provided with cutting blades is immersed with the cutting blades in a cutting position into the web plane. In order to replace the cutter bar, a second cutter bar provided with cutting blades may be immersed with its cutting blades into the web plane, wherein the first cutter bar may be moved from the cutting position into a transfer position outside of the web plane when the second cutter bar is immersed with its cutting blades into the web plane.
Claims16
A cutting device for longitudinally cutting a film web moved in a web plane in a transport direction into a plurality of film bands, wherein a first cutter bar provided with cutting blades is immersed with the cutting blades in a first cutting position into the web plane, wherein a second cutter bar provided with cutting blades is immersible with its cutting blades in a second cutting position into the web plane and the first cutter bar is moveable from the first cutting position into a first transfer position outside of the web plane when the second cutter bar is immersed with its cutting blades into the web plane, and wherein a displacing device shifts the second cutter bar from the second cutting position in the opposite direction to the transport direction into the first cutting position, and shifting of the second cutter bar from the second cutting position takes place while the second cutter bar is in the web plane.
Dependencies are inferred from the claim text.