Patents by Inventor Floyd A. Jones

Floyd A. Jones 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).

  • Can bottom having improved strength and apparatus for making same
    Publication number: 20010009107
    Abstract: A can bottom having an approximately frustoconical portion extending downwardly and inwardly from the can side wall, an annular nose portion extending downwardly from the approximately frustoconical portion, and a central portion extending upwardly and inwardly from the nose. The nose is formed by inner and outer circumferentially extending frustoconical walls that are joined by a downwardly convex arcuate portion. The inner surface of the arcuate portion of the nose has a radius of curvature adjacent the nose inner wall of at least 0.060 inch. The central portion of the can bottom has a substantially flat disc-shaped central section, having a diameter of at least about 1.40 inches, and an approximately dome-shaped and downwardly concave having a radius of curvature no greater than 1.475 inches. In a preferred embodiment of the invention, the inner surface of the arcuate portion of the nose is formed by a sector of a circle and has radius of curvature is no greater than about 0.070 inch.
    Type: Application
    Filed: February 28, 2001
    Publication date: July 26, 2001
    Applicant: Crown Cork & Seal Technologies Corporation
    Inventors: Gin-Fung Cheng, Floyd A. Jones
  • Can bottom having improved strength and apparatus for making same
    Patent number: 6220073
    Abstract: A can bottom having an approximately frustoconical portion extending downwardly and inwardly from the can side wall, an annular nose portion extending downwardly from the approximately frustoconical portion, and a central portion extending upwardly and inwardly from the nose. The nose is formed by inner and outer circumferentially extending frustoconical walls that are joined by a downwardly convex arcuate portion. The inner surface of the arcuate portion of the nose has a radius of curvature adjacent the nose inner wall of at least 0.060 inch. The central portion of the can bottom has a substantially flat disc-shaped central section, having a diameter of at least about 1.40 inches, and an approximately dome-shaped and downwardly concave having a radius of curvature no greater than 1.475 inches. In a preferred embodiment of the invention, the inner surface of the arcuate portion of the nose is formed by a sector of a circle and has radius of curvature is no greater than about 0.070 inch.
    Type: Grant
    Filed: April 25, 2000
    Date of Patent: April 24, 2001
    Assignee: Crown Cork & Seal Technologies Corporation
    Inventors: Gin-Fung Cheng, Floyd A. Jones
  • Can bottom having improved strength and apparatus for making same
    Patent number: 6131761
    Abstract: A can bottom having an approximately frustoconical portion extending downwardly and inwardly from the can side wall, an annular nose portion extending downwardly from the approximately frustoconical portion, and a central portion extending upwardly and inwardly from the nose. The nose is formed by inner and outer circumferentially extending frustoconical walls that are joined by a downwardly convex arcuate portion. The inner surface of the arcuate portion of the nose has a radius of curvature adjacent the nose inner wall of at least 0.060 inch. The central portion of the can bottom has a substantially flat disc-shaped central section, having a diameter of at least about 1.40 inches, and an approximately dome-shaped and downwardly concave having a radius of curvature no greater than 1.475 inches. In a preferred embodiment of the invention, the inner surface of the arcuate portion of the nose is formed by a sector of a circle and has radius of curvature is no greater than about 0.070 inch.
    Type: Grant
    Filed: June 3, 1999
    Date of Patent: October 17, 2000
    Assignee: Crown Cork & Seal Technologies Corporation
    Inventors: Gin-Fung Cheng, Floyd A. Jones