Patents Assigned to Elermetal
  • Machine for the deep slitting of the periphery of non planar discs used for providing wheels having a pneumatic tire
    Patent number: 4523446
    Abstract: Machine permitting a deep slitting in a periphery of non planar discs for obtaining wheels carrying a pneumatic tire, wherein the disc to be slit is driven in rotation on a floating support, that is a support which automatically compensates for flatness irregularities while slitting knurling means are mounted on a driving device which is rigidly supported on a fixed frame.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: June 18, 1985
    Assignee: Elermetal
    Inventor: Roger Muller