Patents by Inventor Frederik Jonker

Frederik Jonker 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).

  • Process and apparatus for the production of a can body by wall ironing
    Patent number: 11407022
    Abstract: A process for the production of a can body including a base and a tubular body from sheet metal which is coated on at least one side with a polymer layer, in which process, firstly, a round disc is produced from the sheet metal, which disc is then deep-drawn into a cup which has a polymer layer at least on the outside, after which this cup is formed into a can body by wall ironing, the wall ironing taking place in a single stroke by moving the cup successively through a redraw die and one or more wall-ironing rings.
    Type: Grant
    Filed: February 4, 2019
    Date of Patent: August 9, 2022
    Assignee: TATA STEEL IJMUIDEN B.V.
    Inventors: Andre Bodin, Frederik Jonker
  • PROCESS AND APPARATUS FOR THE PRODUCTION OF A CAN BODY BY WALL IRONING
    Publication number: 20210046538
    Abstract: A process for the production of a can body including a base and a tubular body from sheet metal which is coated on at least one side with a polymer layer, in which process, firstly, a round disc is produced from the sheet metal, which disc is then deep-drawn into a cup which has a polymer layer at least on the outside, after which this cup is formed into a can body by wall ironing, the wall ironing taking place in a single stroke by moving the cup successively through a redraw die and one or more wall-ironing rings.
    Type: Application
    Filed: February 4, 2019
    Publication date: February 18, 2021
    Applicant: TATA STEEL IJMUIDEN B.V.
    Inventors: Andre BODIN, Frederik JONKER
  • Metal Can Body
    Publication number: 20080116212
    Abstract: Can body including an essentially round cylindrical circumferential metal wall, wherein the wall has purposively selected thick and thin walled annular sections and the wall is at least partly provided beads.
    Type: Application
    Filed: October 7, 2005
    Publication date: May 22, 2008
    Applicant: Corus Staal BV
    Inventor: Frederik Jonker
  • Metal can being a pressure tight metal packaging
    Publication number: 20040040970
    Abstract: Metal can wall suitable to form part of a pressure tight metal packaging further comprising a bottom and a top adjoining the wall having essentially one main wall thickness, whereby the wall is provided with means other than the bottom or the top supporting the wall essentially along its circumference.
    Type: Application
    Filed: September 5, 2003
    Publication date: March 4, 2004
    Inventors: Cornelis Martinus Joseph Weijers, Frederik Jonker
  • Metal packaging can and method of making it
    Patent number: 4905859
    Abstract: Metal packaging can body, for use in forming a can by attachment of at least one lid, has a generally cylindrical body portion and a flanging rim which is intended for the subsequent attachment of the body portion to the lid. The flanging rim is at least partly of wall thickness greater than that of the body portion. To save material and costs, the flanging rim has at least one portion which decreases in wall thickness in the axial direction away from said body portion. The invention is especially applicable to deep-drawn and ironed products.
    Type: Grant
    Filed: June 15, 1989
    Date of Patent: March 6, 1990
    Assignee: Hoogovens Groep B.V.
    Inventor: Frederik Jonker