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US 7,351,189 B2Granted
Cutting device for the transverse cutting of at least one material web
AssigneeKoenig & Bauer Aktiengesellschaft
InventorRudolf Stäb
Life of this patent
Estimating the term…
Abstract
A cutting device is used to accomplish the transverse cutting of at last one material web. The cutting device includes a transport cylinder that is arranged to form a first cutting gap in cooperation with a first transverse cutting device. The transport cylinder is also arranged with a second transverse cutting device to form a second cutting gap.
Claims19
A cutting device adapted for the transverse cutting of at least one web of material comprising:
- a conveying cylinder having a circumferential surface and a circumferential direction;
- a first transverse cutting assembly cooperating with said conveying cylinder and forming a first cutting gap with said conveying cylinder, said first transverse cutting assembly including a first cutting cylinder provided with at least one first cutting cylinder cutting blade, said first cutting gap defining a first conveying path for passage of a first web of material to be cut;
- a second transverse cutting assembly cooperating with said conveying cylinder and forming a second cutting gap with said conveying cylinder, said second transverse cutting assembly including a second cutting cylinder provided with at least one second cutting cylinder cutting blade, said second cutting gap defining a second conveying path for passage of the first web of material and a second web of material to be cut;
- and
- a plurality of cutting blade engaging backstops on said circumferential surface of said conveying cylinder and spaced in said circumferential direction of said conveying cylinder, said first and second transverse cutting assemblies being arranged offset from each other in said circumferential direction of said conveying cylinder, said at least one first cutting cylinder cutting blade cutting a first signature off the first web in the course of passage of said at least one first cutting cylinder cutting blade through said first cutting gap, said at least one second cutting cylinder cutting blade cutting a second signature off the second web during passage of said at least one second cutting cylinder cutting blade through said second cutting gap, said first and said second conveying paths meeting on said conveying cylinder.
2 more elements
Dependencies are inferred from the claim text.