A stationary stainless steel ruffle die apparatus for cutting a fixed pattern and a corresponding method. (Machine-translation by Google Translate, not legally binding)

摘要

Method and stationary steel rule troquel device for cutting a fixed pattern. The method comprises the following operations: first, one or more layers of the materials to be cut, placed on the sharp edge of a steel rule cutting die; second, the layers of material and the troquel are covered with a flexible cover sheet waterproof to the air and a backing pad of rigid material; third, the volume covered by such cover sheet is evacuated to compress thus such layers up to a reduced height; and last, the layers are tightened on the die to cut the layers pushing the edge of the die through the materials and against the backing pad. (Machine-translation by Google Translate, not legally binding)