Patents by Inventor RALF ILSKENS

RALF ILSKENS 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: 9475107
    Abstract: A method for producing a motor vehicle axle component includes the method steps of providing a metal strip made of a hardenable steel material, hot rolling the metal strip and subsequent cold rolling with more than 4% rolling reduction degree, annealing at 600 to 800° C., in particular at 650 to 750° C. for a time period between 10 and 20 hours, in particular 13 to 17 hours, cutting the heat treated metal strip to cut sheet metals, forming the metal cut into a motor vehicle axle component, austenizing and quenching the motor vehicle axle component, wherein the motor vehicle axle component has at least in a surface region a grain size characteristic value according to ASTM-E 112 of greater than 9.
    Type: Grant
    Filed: February 4, 2014
    Date of Patent: October 25, 2016
    Assignee: BENTELER AUTOMOBILTECHNIK GMBH
    Inventors: Andreas Frehn, Ralf Ilskens, Dominik Howekenmeier, Jeffrey M. Hatt
  • Publication number: 20140216124
    Abstract: A method for producing a motor vehicle axle component includes the method steps of providing a metal strip made of a hardenable steel material, hot rolling the metal strip and subsequent cold rolling with more than 4% rolling reduction degree, annealing at 600 to 800° C., in particular at 650 to 750° C. for a time period between 10 and 20 hours, in particular 13 to 17 hours, cutting the heat treated metal strip to cut sheet metals, forming the metal cut into a motor vehicle axle component, austenizing and quenching the motor vehicle axle component, wherein the motor vehicle axle component has at least in a surface region a grain size characteristic value according to ASTM-E 112 of greater than 9.
    Type: Application
    Filed: February 4, 2014
    Publication date: August 7, 2014
    Applicant: Benteler Automobiltechnik GmbH
    Inventors: ANDREAS FREHN, RALF ILSKENS, DOMINIK HOWEKENMEIER, JEFFREY M. HATT