Patents by Inventor Robert Luther HEFT, JR.

Robert Luther HEFT, JR. 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 of manufacturing fibrous cores
    Patent number: 9505179
    Abstract: The present disclosure is directed to a method for manufacturing a fibrous core comprises: providing a strip comprising at least one liner, and at least one fluted layer, wherein the strip has a leading edge, a trailing edge, a first strip face, a second strip face, and a strip axis substantially parallel to at least one of the leading edge and the trailing edge; feeding the strip to a mandrel having a central longitudinal axis extending in a longitudinal direction; winding the strip onto the mandrel such that the leading edge of the strip overlaps the trailing edge of the strip to form a fibrous core comprising an inner surface, an outer surface, and a longitudinal core axis; and adhering the leading edge to the trailing edge of the strip to from an overlap portion having an overlap width.
    Type: Grant
    Filed: February 18, 2014
    Date of Patent: November 29, 2016
    Assignee: The Procter & Gamble Company
    Inventors: Stephen Scott D'Souza, Robert Luther Heft, Jr., Andre Mellin
  • METHOD OF MANUFACTURING FIBROUS CORES
    Publication number: 20140230997
    Abstract: The present disclosure is directed to a method for manufacturing a fibrous core comprises: providing a strip comprising at least one liner, and at least one fluted layer, wherein the strip has a leading edge, a trailing edge, a first strip face, a second strip face, and a strip axis substantially parallel to at least one of the leading edge and the trailing edge; feeding the strip to a mandrel having a central longitudinal axis extending in a longitudinal direction; winding the strip onto the mandrel such that the leading edge of the strip overlaps the trailing edge of the strip to form a fibrous core comprising an inner surface, an outer surface, and a longitudinal core axis; and adhering the leading edge to the trailing edge of the strip to from an overlap portion having an overlap width.
    Type: Application
    Filed: February 18, 2014
    Publication date: August 21, 2014
    Applicant: THE PROCTER & GAMBLE COMPANY
    Inventors: Stephen Scott D'SOUZA, Robert Luther HEFT, JR., Andre MELLIN