Patents by Inventor Siavash Momeni

Siavash Momeni 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: 10583491
    Abstract: A tool for machining materials has a main part and one or more blades. The main part is made of a low-alloy steel. The socket is welded to the main part, and the blade edges are made of a hard metal. The hard metal contains at least 82 vol. % of tungsten carbide and a metallic binder made of a cobalt-nickel-based alloy. The hardness of the hard metal is greater than 1350 HV10. The socket has a sintered composite, and 40 vol. % to 60 vol. % of the composite is composed of a metal carbide and a metallic binder. At least 95 vol. % of the metallic binder is made of nickel, and the hardness of the composite is less than 800 HV10.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: March 10, 2020
    Assignee: Hilti Aktiengesellschaft
    Inventors: Siavash Momeni, Steven Moseley, Arno Glaser, Robert Hellein, Christian Gierl-Mayer, Wolf-Dieter Schubert, Herbert Danninger, Andrea Müller-Grunz, Ralph Useldinger
  • Publication number: 20190344352
    Abstract: A tool for machining materials has a main part and one or more blades. The main part is made of a low-alloy steel. The socket is welded to the main part, and the blade edges are made of a hard metal. The hard metal contains at least 82 vol. % of tungsten carbide and a metallic binder made of a cobalt-nickel-based alloy. The hardness of the hard metal is greater than 1350 HV10. The socket has a sintered composite, and 40 vol. % to 60 vol. % of the composite is composed of a metal carbide and a metallic binder. At least 95 vol. % of the metallic binder is made of nickel, and the hardness of the composite is less than 800 HV10.
    Type: Application
    Filed: December 14, 2017
    Publication date: November 14, 2019
    Applicant: Hiiti Aktiengesellschaft
    Inventors: Siavash Momeni, Steven Moseley, Arno Glaser, Robert Hellein, Christian Gierl-Mayer, Wolf-Dieter Schubert, Herbert Danninger, Andrea Müller-Grunz, Ralph Useldinger