Patents by Inventor Stepan Kyrsta

Stepan Kyrsta 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: 10494701
    Abstract: The invention relates to a method for producing a sliding bearing composite material (10), having a support layer (14), in particular made of steel, a bearing metal layer (18) made of a lead-free aluminum base alloy containing magnesium, and a running layer (22), wherein the aluminum base alloy ultimately comprises 0.5-5.5% by weight magnesium, optionally one or more alloy components from the group comprising zinc, copper, silicon, iron, manganese, chromium, titanium, zirconium, vanadium, nickel, cobalt, cerium, and alloy components resulting from impurities, the sum of the latter not exceeding 1% by weight, and the remainder being aluminum, wherein the aluminum base alloy is copper-free or contains at most 3% by weight copper, the total content of zinc, copper, and nickel does not exceed 8% by weight, and the total content of all alloy components does not exceed 12% by weight.
    Type: Grant
    Filed: August 4, 2015
    Date of Patent: December 3, 2019
    Assignee: KS Gleitlager GmbH
    Inventors: Gunter Buerkle, Mario Witt, Stepan Kyrsta
  • Publication number: 20180209017
    Abstract: The invention relates to a method for producing a sliding bearing composite material (10), having a support layer (14), in particular made of steel, a bearing metal layer (18) made of a lead-free aluminum base alloy containing magnesium, and a running layer (22), wherein the aluminum base alloy ultimately comprises 0.5-5.5% by weight magnesium, optionally one or more alloy components from the group comprising zinc, copper, silicon, iron, manganese, chromium, titanium, zirconium, vanadium, nickel, cobalt, cerium, and alloy components resulting from impurities, the sum of the latter not exceeding 1% by weight, and the remainder being aluminum, wherein the aluminum base alloy is copper-free or contains at most 3% by weight copper, the total content of zinc, copper, and nickel does not exceed 8% by weight, and the total content of all alloy components does not exceed 12% by weight.
    Type: Application
    Filed: August 4, 2015
    Publication date: July 26, 2018
    Applicant: KS Gleitlager GmbH
    Inventors: Gunter Buerkle, Mario Witt, Stepan Kyrsta