Patents Assigned to NSK L LTD.
  • ROLLING BEARING RING AND MANUFACTURING METHOD THEREFOR
    Publication number: 20240344563
    Abstract: A manufacturing method of a rolling bearing ring comprising: a step of obtaining a base member; a step of forming, by laser cladding, a cladded layer made of a metal material having a higher hardness than the base member on one surface of the body member; a step of forming a rolling element guide surface by finishing a surface of the cladded layer; and a step of forming, by laser hardening, a hardened layer over the entire circumference of a surface layer portion of at least a part of the base member that is separated from the cladded layer.
    Type: Application
    Filed: May 16, 2023
    Publication date: October 17, 2024
    Applicant: NSK L LTD.
    Inventors: Kentaro SUGANUMA, Hiroki KOMATA, Daisuke KOBAYASHI, Hiroki SHODA, Haruna KODAMA