Patents by Inventor Frank E. Williams

Frank E. Williams has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Mandrel clamp assembly
    Patent number: 4351549
    Abstract: This relates to a mandrel clamp assembly for supporting a mandrel of a shirring machine and for introducing liquid and air into the mandrel. Most particularly, this relates to the mounting of a sealing sleeve and the mounting of a mandrel positioning pin.
    Type: Grant
    Filed: May 8, 1980
    Date of Patent: September 28, 1982
    Assignee: Teepak, Inc.
    Inventors: Frank E. Williams, Alfred D. Story