Patents by Inventor Burghard Lein

Burghard Lein 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: 11813680
    Abstract: A method for producing a tool with a diamond-studded tool head includes the steps of providing a tool shank and fixing a support element to a free end of the tool shank. The method further includes the steps of applying a layer of material interspersed with diamonds at least in sections to the support element and to a section of the tool shank adjoining the support element, and at least partially removing the support element, so that the layer of material interspersed with diamonds forms a tool head which in cross-section has the form of a circular ring and has a front-side recess.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: November 14, 2023
    Assignee: SCHOTT Diamantwerkzeuge GmbH
    Inventors: Burghard Lein, Friedhelm Kleine
  • Patent number: 11478863
    Abstract: A diamond tool comprising a tool shank and a tool head, which is fixed on the tool shank and which is formed by a layer of material interspersed with diamonds at least in sections, the layer of material interspersed with diamonds at least in sections being directly integrally bonded to the tool shank by an electroplating deposition process and the tool head having a recess on the front side, so that in cross-section the tool head has the form of a circular ring in the area of the free end, the tool head forming a hollow milling cutter and a wall forming the hollow milling cutter and having the form of a circular ring consisting only of a nickel-diamond material that is grown by electroplating.
    Type: Grant
    Filed: June 5, 2019
    Date of Patent: October 25, 2022
    Assignee: SCHOTT DIAMANTWERKZEUGE GMBH
    Inventors: Burghard Lein, Friedhelm Kleine
  • Publication number: 20220055127
    Abstract: A method for producing a tool with a diamond-studded tool head includes the steps of providing a tool shank and fixing a support element to a free end of the tool shank. The method further includes the steps of applying a layer of material interspersed with diamonds at least in sections to the support element and to a section of the tool shank adjoining the support element, and at least partially removing the support element, so that the layer of material interspersed with diamonds forms a tool head which in cross-section has the form of a circular ring and has a front-side recess.
    Type: Application
    Filed: November 5, 2021
    Publication date: February 24, 2022
    Applicant: SCHOTT Diamantwerkzeuge GmbH
    Inventors: Burghard Lein, Friedhelm Kleine
  • Publication number: 20190375030
    Abstract: A diamond tool comprising a tool shank and a tool head, which is fixed on the tool shank and which is formed by a layer of material interspersed with diamonds at least in sections, the layer of material interspersed with diamonds at least in sections being directly integrally bonded to the tool shank by an electroplating deposition process and the tool head having a recess on the front side, so that in cross-section the tool head has the form of a circular ring in the area of the free end, the tool head forming a hollow milling cutter and a wall forming the hollow milling cutter and having the form of a circular ring consisting only of a nickel-diamond material that is grown by electroplating.
    Type: Application
    Filed: June 5, 2019
    Publication date: December 12, 2019
    Applicant: SCHOTT Diamantwerkzeuge GmbH
    Inventors: Burghard Lein, Friedhelm Kleine