Patents by Inventor Andreas Heidemann

Andreas Heidemann 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).

  • APPARATUS AND METHOD FOR CHAMFERING A WORKPIECE
    Publication number: 20140294530
    Abstract: An apparatus for chamfering a toothed workpiece with at least one rotatably mounted workpiece spindle and with at least one machining unit with at least one machining head for chamfering a workpiece clamped in a spindle, wherein the machining unit with at least one machining head exclusively comprises chamfer cutters which permit machining of the workpiece on two different sides of the workpiece, in particular Chamfer Cut units, and that the machining unit with at least one machining head comprises a device for loading chamfer cutters and/or for centering chamfer cutters relative to the position of the toothing on the workpiece.
    Type: Application
    Filed: March 24, 2014
    Publication date: October 2, 2014
    Inventors: Hansjoerg Geiser, Oliver Winkel, Andreas Heidemann
  • Cylindrical mouldings based on cellular polyurethane elastomers
    Patent number: 7985780
    Abstract: A cylindrical molding based on cellular polyurethane elastomers having a density according to DIN EN ISO 845 of from 300 to 900 kg/m3, a tensile strength according to DIN EN ISO 1798 of ?2.
    Type: Grant
    Filed: February 21, 2006
    Date of Patent: July 26, 2011
    Assignee: BASF SE
    Inventors: Elke Marten, Andreas Heidemann, Markus Schütte, Michael Strauβ, Heinrich Bollmann, Ralf Hansen
  • Cylindrical Mouldings Based On Cellular Polyurethane Elastomers
    Publication number: 20080164112
    Abstract: A cylindrical molding based on cellular polyurethane elastomers having a density according to DIN EN ISO 845 of from 300 to 900 kg/m3, a tensile strength according to DIN EN ISO 1798 of ?2.
    Type: Application
    Filed: February 21, 2006
    Publication date: July 10, 2008
    Applicant: BASF Aktiengesellschaft
    Inventors: Elke Marten, Andreas Heidemann, Markus Schutte, Michael Strauss, Heinrich Bollmann, Ralf Hansen