CUTTER FOR CONTINUOUS TRAVELLING WEB* HAVING LEVERAGE CRANK MEANS

摘要

A dividing apparatus for dividing, cutting, or severing a continuously running strip material with the apparatus including an articulated drive for effecting a stroke movement of a cutting unit. The articulated drive is constructed as a quadrangular linkage including a driven crank and a rocker lever pivotally connected to the driven crank through a coupling member. The rocker lever includes an extension portion extending beyond a pivotal connection of the coupling member with the rocker lever. A secondary drive lever is provided with a first end of a link member being pivotally connected with the secondary drive lever and a second end of the link member being pivotally connected with a free end of the extension portion of the rocker lever. A transmission link element is provided for moving the cutting unit with the transmission link element being adjustably connected with the secondary drive lever.