Patents Assigned to Essmann & Schaefer GmbH & Co. KG
  • Cutting and scoring strip
    Patent number: 4829854
    Abstract: A cutting and scoring line consisting of a blade (1) of steel with a cut bevel (2) formed on one longitudinal side of the blade, and the blade (1) is hardened in the area of the bevel (2) and the bevel has a fine grind (5) in the hardened area (4) starting from the tip (3) of the bevel.
    Type: Grant
    Filed: February 2, 1987
    Date of Patent: May 16, 1989
    Assignee: Essmann & Schaefer GmbH & Co. KG
    Inventor: Horst-Peter Kammerling-Essmann