Patents Examined by Reiley M. Sidwell
  • Method for making O-rings
    Patent number: 4851175
    Abstract: A method of making O-rings by depositing a filament of a liquid hot-melt material onto a rotating spindle, or directly upon the shank of a rotating fastener.
    Type: Grant
    Filed: August 31, 1987
    Date of Patent: July 25, 1989
    Assignee: The Oakland Corporation
    Inventor: John S. Wallace