Laterally Forward Patents (Class 42/30)
  • Rigid thin sheet material and method of making it
    Patent number: 6183879
    Abstract: Lightweight flexure-resistant thin metal sheet is produced by passing flexible thin metal sheet between rolls having defined teeth, the teeth having radiused corners so that rows of projections are formed on both faces of the sheet without damage to the surface material or the rolls.
    Type: Grant
    Filed: September 3, 1998
    Date of Patent: February 6, 2001
    Assignee: Hadley Industries, PLC
    Inventor: Geoffrey Thomas Deeley