Patents by Inventor Philip Alan MARRIOT

Philip Alan MARRIOT 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 and apparatus for manufacturing a can end
    Patent number: 9687904
    Abstract: There is disclosed herein a method of forming a can end comprising: holding a peripheral portion of a blank between inner (60, 70) and outer (80, 90, 100) peripheral tool sets; drawing a central portion of the blank against an outer center panel tool (80) having a central region and a sloping peripheral edge (84) extending to a peripheral wall (86) by moving the outer center panel tool (80) inwardly relative to the peripheral tool sets to form a drawn can end shell (10); and reforming the can end shell (10) against an inner center panel tool (60) having a central region and a peripheral region by moving the inner center panel tool (60) outwardly relative to the peripheral tool sets to reform the drawn central portion to have a center panel defined by the central region of the inner center panel tool (60) and a recessed reinforcing structure extending around the center panel, wherein the sloping peripheral edge (84) of the outer center panel tool (80) has a convex radius of curvature of 2 mm or more and 30 mm
    Type: Grant
    Filed: April 10, 2014
    Date of Patent: June 27, 2017
    Assignee: Crown Packaging Technology, Inc.
    Inventors: Paul Robert Dunwoody, Andrew Robert Lockley, Philip Alan Marriot, Stephen John Osborn
  • METHOD AND APPARATUS FOR MANUFACTURING A CAN END
    Publication number: 20160059297
    Abstract: There is disclosed herein a method of forming a can end comprising: holding a peripheral portion of a blank between inner (60, 70) and outer (80, 90, 100) peripheral tool sets; drawing a central portion of the blank against an outer centre panel tool (80) having a central region and a sloping peripheral edge (84) extending to a peripheral wall (86) by moving the outer centre panel tool (80) inwardly relative to the peripheral tool sets to form a drawn can end shell (10); and reforming the can end shell (10) against an inner centre panel tool (60) having a central region and a peripheral region by moving the inner centre panel tool (60) outwardly relative to the peripheral tool sets to reform the drawn central portion to have a centre panel defined by the central region of the inner centre panel tool (60) and a recessed reinforcing structure extending around the centre panel, wherein the sloping peripheral edge (84) of the outer centre panel tool (80) has a convex radius of curvature of 2 mm or more and 30 mm
    Type: Application
    Filed: April 10, 2014
    Publication date: March 3, 2016
    Inventors: Paul Robert DUNWOODY, Andrew Robert LOCKLEY, Philip Alan MARRIOT, Stephen John OSBORN