Patents by Inventor Francis J. Shonebarger

Francis J. Shonebarger 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).

  • Method for applying plastisol coating of uniform thickness to glass containers
    Patent number: 3968279
    Abstract: An apparatus and method are described for coating a glass container with a substantially uniform thickness of a viscous curable plastic coating material. The article being coated is first dipped into a bath of the plastic coating material while gripped at the finish or closure portion, and is drawn upwardly through an air knife apparatus in accordance with the invention, which provides a shaped air flow that removes the excess coating material from the surface of the article, and leaves a coating of uniform thickness thereon. The coating is then cured to a hardened state.
    Type: Grant
    Filed: September 19, 1974
    Date of Patent: July 6, 1976
    Assignee: Anchor Hocking Corporation
    Inventors: William Brown, Francis J. Shonebarger
  • Lubricity coating for plastic coated glass articles
    Patent number: 3937676
    Abstract: A lubricity coating for glass articles which have previously been coated with an ionic copolymer of an alpha olefin and an alpha, beta-ethylenically unsaturated carboxylic acid. The preferred lubricity coating comprises calcium stearate and polyvinyl alcohol emulsified by an alkaline salt of oleic acid. The coating may be applied to the plastic coated articles as a water spray and can be dried by retained heat of the article. The coating is resistant to removal by water.
    Type: Grant
    Filed: October 7, 1974
    Date of Patent: February 10, 1976
    Assignee: Anchor Hocking Corporation
    Inventors: Francis J. Shonebarger, William Brown