Patents by Inventor Joseph B. Hodgkinson

Joseph B. Hodgkinson 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).

  • Patent number: 4316565
    Abstract: Apparatus for marshalling glass sheets comprises a conveyor capable of conveying an array of sheets lying in a transverse sheet array across the conveyor to a sheet removal station, transverse conveying means extending transversely above the conveyor and transfer means operable to transfer a sheet or sheets from the conveyor to the transverse conveying means at the sheet removal station. The transfer means includes a plurality of selectively and separately operable transfer devices, such as lifting devices, extending in an array across the array of sheet positions, and control means for controlling simultaneous operation of selected transfer devices.
    Type: Grant
    Filed: February 21, 1979
    Date of Patent: February 23, 1982
    Assignee: Pilkington Brothers Limited
    Inventors: Joseph B. Hodgkinson, Geoffrey H. Branch
  • Patent number: 4131222
    Abstract: Glass snapping apparatus comprises a plurality of conveyors diverging away from each other in the direction of advance, lifting means for raising the trailing edge of the sheet above the leading edge and for imposing on the trailing edge a bending moment sufficient to snap the sheet along any score line parallel to the direction of advance of the sheet.
    Type: Grant
    Filed: September 20, 1977
    Date of Patent: December 26, 1978
    Assignee: Pilkington Brothers Limited
    Inventor: Joseph B. Hodgkinson