Patent ID: 7516916

Claim:
Method for splicing material webs, comprising the following steps: a. unrolling of a first material web from a first material roll; b. reproducing of a first cut edge by cutting a second material web at least along a first cutting direction and along a second cutting direction, the cutting directions enclosing an angle α such that 0°<α<180° applies; c. producing of a second cut edge complementary to the first cut edge by cutting the first material web at least along the first cutting direction and along the second cutting direction; d. joining of the first material web with the second material web in the area of the cut edges to form an endless material web, the first material web and the second material web being arranged relative to each other essentially overlap-free, i. wherein the first material web and the second material web engage into each other in a joining area along a transportation direction of the material webs and ii. wherein the cut edges each form several cut edge projections and several cut edge recesses; and e. unrolling of the second material web from a second material roll.