Patents by Inventor James Steven WHITEHURST

James Steven WHITEHURST 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 glue applicator
    Patent number: 8943997
    Abstract: An apparatus for transferring adhesive material to portions of filter elements that are displaced relative to the apparatus includes a dispenser from which heated adhesive material is discharged, a transfer arrangement that receives discharged adhesive material and transfers the discharged adhesive material to the portions of the elements as they are displaced, and a cooling arrangement. The cooling arrangement cooperates with the transfer arrangement to cool the discharged adhesive material while the adhesive material is carried by the transfer arrangement to the adhesive material receiving portions of the elements. A process by which adhesive material is transferred to adhesive material receiving portions of the filter elements, as well as an air line panel filter produced by that process, are also discussed.
    Type: Grant
    Filed: December 12, 2007
    Date of Patent: February 3, 2015
    Assignee: Mann+Hummel Purolator Filters LLC
    Inventor: James Steven Whitehurst
  • HOT MELT GLUE APPLICATOR
    Publication number: 20090155463
    Abstract: An apparatus for transferring adhesive material to portions of filter elements that are displaced relative to the apparatus includes a dispenser from which heated adhesive material is discharged, a transfer arrangement that receives discharged adhesive material and transfers the discharged adhesive material to the portions of the elements as they are displaced, and a cooling arrangement. The cooling arrangement cooperates with the transfer arrangement to cool the discharged adhesive material while the adhesive material is carried by the transfer arrangement to the adhesive material receiving portions of the elements. A process by which adhesive material is transferred to adhesive material receiving portions of the filter elements, as well as an air line panel filter produced by that process, are also discussed.
    Type: Application
    Filed: December 12, 2007
    Publication date: June 18, 2009
    Applicant: PUROLATOR FILTERS NA LLC
    Inventor: James Steven WHITEHURST