Patents by Inventor Virgil E. Dowling

Virgil E. Dowling 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).

  • Apparatus for refurbishing thermoplastic drum
    Patent number: 6790021
    Abstract: An apparatus for repairing or refurbishing thermoplastic drums. A damaged drum, or at least a damaged portion thereof, is heated until it reaches a softened state and is then drawn over a template, or mold, having the substantially the same shape and size of an undamaged drum. The drum is allowed to cool sufficiently to return to its hardened state, whereby it substantially assumes the shape of the template. The refurbished drum is then removed from the template and is essentially ready to be used again.
    Type: Grant
    Filed: February 5, 2003
    Date of Patent: September 14, 2004
    Assignee: Dowling & Son, Inc.
    Inventors: Virgil E. Dowling, Ray P. Richard, Samuel G. Dowling, Johnny M. Seago
  • Method of refurbishing thermoplastic drums
    Patent number: 6685857
    Abstract: A method and apparatus for repairing or refurbishing thermoplastic drums, by which a damaged drum, or at least a damaged portion thereof, is heated until it reaches a softened state and is then drawn over a template, or mold, having the substantially the same shape and size of an undamaged drum. The drum is allowed to cool sufficiently to return to its hardened state, whereby it substantially assumes the shape of the template. The refurbished drum is then removed from the template and is essentially ready to be used again.
    Type: Grant
    Filed: July 11, 2001
    Date of Patent: February 3, 2004
    Assignee: Dowling & Son, Inc.
    Inventors: Virgil E. Dowling, Ray P. Richard, Samuel G. Dowling, Johnny M. Seago
  • Apparatus for refurbishing thermoplastic drum
    Publication number: 20030118679
    Abstract: The present invention comprises an apparatus for repairing or refurbishing thermoplastic drums, by which a damaged drum, or at least a damaged portion thereof, is heated until it reaches a softened state and is then drawn over a template, or mold, having the substantially the same shape and size of an undamaged barrel. The drum is allowed to cool sufficiently to return to its hardened state, whereby it substantially assumes the shape of the template. The refurbished drum is then removed from the template and is essentially ready to be used again.
    Type: Application
    Filed: February 5, 2003
    Publication date: June 26, 2003
    Inventors: Virgil E. Dowling, Ray P. Richard, Samuel G. Dowling, Johnny M. Seago
  • Method and apparatus for refurbishing thermoplastic drum
    Publication number: 20030011089
    Abstract: The present invention comprises a method and apparatus for repairing or refurbishing thermoplastic drums, by which a damaged drum, or at least a damaged portion thereof, is heated until it reaches a softened state and is then drawn over a template, or mold, having the substantially the same shape and size of an undamaged barrel. The drum is allowed to cool sufficiently to return to its hardened state, whereby it substantially assumes the shape of the template. The refurbished drum is then removed from the template and is essentially ready to be used again.
    Type: Application
    Filed: July 11, 2001
    Publication date: January 16, 2003
    Inventors: Virgil E. Dowling, Ray P. Richard, Samuel G. Dowling, Johnny M. Seago