Patents Represented by Attorney Millin, White, Zelano & Branigan, P.C.
  • Patent number: 7210324
    Abstract: The invention relates to a process and an apparatus for producing a profiled sheet, in which the sheet is provided with a corrugation which runs obliquely with respect to the edges of the sheet and has a substantially constant angle of inclination. At least one edge region of the sheet is deformed by means of a ram-like deformation tool (6) which is alternately brought into contact with the edge region and removed from the edge region.
    Type: Grant
    Filed: August 12, 2004
    Date of Patent: May 1, 2007
    Assignee: Linde Aktiengesellschaft
    Inventors: Peter Bender, Harald Ranke