Patents by Inventor Henry C. Sipe

Henry C. Sipe 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).

  • Friction feed tractor
    Patent number: 4479598
    Abstract: The tractor comprises a frame, a drive roller carried by the frame, a pressure roller and a carrier therefor. The pressure roller is biased against the drive roller. The pressure roller can be moved to be spaced slightly from the drive roller to enable paper adjustment or it can be moved to a storage position. The friction feed tractor has a paper edge guide which is automatically moved to a storage position when not in use. In their storage positions the friction feed tractor and paper edge guide act as paper supports for pin feed tractor operation.
    Type: Grant
    Filed: August 5, 1982
    Date of Patent: October 30, 1984
    Assignee: Genicom Corporation
    Inventors: Werner H. Mailer, Henry C. Sipe