Lateral Motion Patents (Class 246/371)
Wheel (Class 246/372)
Rod (Class 246/373)
  • Concealed rivet element and setting method for ring binder construction
    Patent number: 5035526
    Abstract: A multi-element product and the method of making it which product is held together by a rivet. The product includes a hard layer adjacent a compressible soft layer to form a composite. A hole in the hard layer receives an anvil which is urged into the compressible layer. The rivet, which may be carried to its drivable position by a projection, is driven against the anvil to deform the rivet end.
    Type: Grant
    Filed: September 13, 1990
    Date of Patent: July 30, 1991
    Assignee: Acco World Corporation
    Inventors: Edward W. Cooper, Peter Dewberry