Patents by Inventor Uwe Stemmer

Uwe Stemmer 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: 10478902
    Abstract: A cutting tool for radial and axial recessing and for lateral motion for so-called grooving of primarily metallic materials, having a clamping holder and a cutting element base, fastened to the clamping holder, on which a cutting element rests, the cutting element being pressed onto the cutting element base by a clamping finger of a clamping claw, and the cutting element being guided on the cutting element base with a prism.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: November 19, 2019
    Assignee: CeramTec GmbH
    Inventors: Nebojsa Sevdic, Uwe Stemmer, Heinz Kressel
  • Patent number: 9669467
    Abstract: A cutting tool system comprising a carrier tool, a cutting plate having a clamping recess and a clamping element with an associated clamping bolt, wherein on the underside of the clamping element, which underside faces the cutting plate, an engagement element is arranged that is in clamping contact with the clamping recess in the engaged state and thereby anchors the cutting plate, and the clamping element is guided via a chamfer in such a manner that when tightening the clamping bolt, the clamping element is pulled in the clamping direction.
    Type: Grant
    Filed: October 25, 2012
    Date of Patent: June 6, 2017
    Assignee: CeramTec GmbH
    Inventors: Uwe Henzler, Uwe Stemmer
  • Patent number: 9486857
    Abstract: The invention relates to a ready-to-use ceramic blanking die (1), which is produced by sintering a blank, as an indexable insert, comprising an upper face and a lower face (2, 3) which each have a support surface (4) for installation in a tool holder of a cutting tool, lateral surfaces (5) that connect the upper and lower faces (2, 3), and cutting edges (6) for machining workpieces.
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: November 8, 2016
    Assignee: CeramTec GmbH
    Inventor: Uwe Stemmer
  • Patent number: 9475123
    Abstract: A cutting tool for radial and axial recessing and for lateral motion for so-called grooving of primarily metallic materials. The cutting tool has a clamping holder and a cutting element base, fastened to the clamping holder, on which a cutting element rests. The cutting element is pressed onto the cutting element base by a clamping finger of a clamping claw, and the cutting element being guided on the cutting element base with a prism.
    Type: Grant
    Filed: August 3, 2011
    Date of Patent: October 25, 2016
    Assignee: CeramTec GmbH
    Inventors: Nebojsa Sevdic, Uwe Stemmer, Heinz Kressel
  • Publication number: 20160175942
    Abstract: A cutting tool for radial and axial recessing and for lateral motion for so-called grooving of primarily metallic materials, having a clamping holder and a cutting element base, fastened to the clamping holder, on which a cutting element rests, the cutting element being pressed onto the cutting element base by a clamping finger of a clamping claw, and the cutting element being guided on the cutting element base with a prism.
    Type: Application
    Filed: November 23, 2015
    Publication date: June 23, 2016
    Inventors: Nebojsa Sevdic, Uwe Stemmer, Heinz Kressel
  • Publication number: 20140294520
    Abstract: A cutting tool system comprising a carrier tool, a cutting plate having a clamping recess and a clamping element with an associated clamping bolt, wherein on the underside of the clamping element, which underside faces the cutting plate, an engagement element is arranged that is in clamping contact with the clamping recess in the engaged state and thereby anchors the cutting plate, and the clamping element is guided via a chamfer in such a manner that when tightening the clamping bolt, the clamping element is pulled in the clamping direction.
    Type: Application
    Filed: October 25, 2012
    Publication date: October 2, 2014
    Applicant: CERAMTEC GMBH
    Inventors: Uwe Henzler, Uwe Stemmer
  • Publication number: 20130251467
    Abstract: The invention relates to a ready-to-use ceramic blanking die (1), which is produced by sintering a blank, as an indexable insert, comprising an upper face and a lower face (2, 3) which each have a support surface (4) for installation in a tool holder of a cutting tool, lateral surfaces (5) that connect the upper and lower faces (2, 3), and cutting edges (6) for machining workpieces.
    Type: Application
    Filed: December 1, 2011
    Publication date: September 26, 2013
    Applicant: CERAMTEC GMBH
    Inventor: Uwe Stemmer
  • Publication number: 20130129437
    Abstract: A cutting tool for radial and axial recessing and for lateral motion for so-called grooving of primarily metallic materials, having a clamping holder and a cutting element base, fastened to the damping holder, on which a cutting element rests, the cutting element being pressed onto the cutting element base by a damping finger of a clamping claw, and the cutting element being guided on the cutting element base with a prism.
    Type: Application
    Filed: August 3, 2011
    Publication date: May 23, 2013
    Applicant: CeramTec GmbH
    Inventors: Nebojsa Sevdic, Uwe Stemmer, Heinz Kressel