Patent ID: 9278460
Filing Date: 2016-03-08
CPC Classification: B26D,B26F,Y10T

Claim Text:
1. An apparatus for the cross-perforation or cross-cutting of continuous material webs, comprising: a cylindrical knife holder that is rotatable about its longitudinal axis and has at least one groove that is open towards an outer peripheral surface of the knife holder and that extends in a direction of the longitudinal axis of the knife holder and in which a perforating or cutting knife is exchangeably inserted, a perforating or cutting edge of the perforating or cutting knife protruding radially outward of the outer peripheral surface of the knife holder, a releasable clamping device including a clamping bar, the clamping device for clamping, via the clamping bar, the perforating or cutting knife in the groove, a spring arrangement disposed in the groove that acts on the L-shaped stop element,