Patents by Inventor Chester L. Woodworth

Chester L. Woodworth 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).

  • Hot melt adhesive delivery system
    Patent number: 4545504
    Abstract: Apparatus for dispensing a hot melt thermoplastic consists of a hopper containing granular thermoplastic, an extruder for melting the molten thermoplastic and delivering it to a manifold and then to an applicator for dispensing the molten thermoplastic. Optionally an accumulator can be attached to allow the molten thermoplastic to accumulate during off-periods of the applicator. Operation of the applicator controls operation of the extruder and the accumulator.
    Type: Grant
    Filed: January 31, 1983
    Date of Patent: October 8, 1985
    Assignee: Monsanto Company
    Inventors: David A. Fabel, John C. Hoagland, Chester L. Woodworth