Patents Assigned to Gebr. Hoffmann AG
  • Container having circumferential and longitudinal stiffening corrugations
    Patent number: 4315574
    Abstract: An improved container in form of a barrel, drum can or the like, specifically a sheet metal container. The circumferential wall of the container is provided with horizontally extending corrugations or beads, respectively, and vertically extending corrugations. The vertically extending corrugations are ordered in groupwise spaced arrangements. Such container has improved loading characteristics in the axial and circumferential direction thereof and has an improved impact resistance.
    Type: Grant
    Filed: January 28, 1980
    Date of Patent: February 16, 1982
    Assignee: Gebr. Hoffmann AG
    Inventors: Arnold Forny, Jakob Koch, Hans Niederer, Otto Schmid