• Patent Title: Bearing component, bearing, machine, vehicle, individual identification method for bearing component, manufacturing method for bearing, manufacturing method for machine, and manufacturing method for vehicle
  • Application No.: US17424355
    Application Date: 2020-01-14
  • Publication No.: US11699052B2
    Publication Date: 2023-07-11
  • Inventor: Satoru SuzukiAsahi Saito
  • Applicant: NSK LTD.
  • Applicant Address: JP Tokyo
  • Assignee: NSK LTD.
  • Current Assignee: NSK LTD.
  • Current Assignee Address: JP Tokyo
  • Agency: Sughrue Mion, PLLC
  • Priority: JP 19012189 2019.01.28
  • International Application: PCT/JP2020/000836 2020.01.14
  • International Announcement: WO2020/158367A 2020.08.06
  • Date entered country: 2021-07-20
  • Main IPC: G06K7/14
  • IPC: G06K7/14 F16C41/00 G06K19/06
Bearing component, bearing, machine, vehicle, individual identification method for bearing component, manufacturing method for bearing, manufacturing method for machine, and manufacturing method for vehicle
Abstract:
A bearing component is an annular member with a two-dimensional code which has a shape with a maximum circumferential dimension longer than a maximum radial dimension or a maximum axial dimension. An individual identification method for the bearing component includes the steps of imaging while rotating the bearing component, detecting a line pattern of the two-dimensional code from a captured image, recognizing the two-dimensional code based on an extension direction of the line pattern, extracting corresponding registration information by referring to a database based on information of the two-dimensional code, and identifying the bearing component according to the extracted registration information.
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