RESIN CAGE FOR TAPERED ROLLER BEARING AND TAPERED ROLLER BEARING INCLUDING THE RESIN CAGE

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United States of America Patent

SERIAL NO

14781804

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Abstract

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Provided is a resin cage for a tapered roller bearing in which a mold parting line which is extended in an axial direction is formed in a pillar portion defining a pocket. On facing surfaces of adjacent pillar portions, on an outer diameter side from the mold parting line, a first conical surface which slides in contact with an outer peripheral surface of a tapered roller is formed, and a first flat surface in a radial direction is formed in a portion on the outer diameter side from the conical surface. On an inner diameter side from the mold parting line, a second conical surface which slides in contact with the outer peripheral surface of the tapered roller is formed, and a second flat surface in a radial direction is formed in a portion on the inner diameter side from the second conical surface.

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Patent Owner(s)

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NSK LTDTOKYO

International Classification(s)

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  • 2014 Application Filing Year
  • F16C Class
  • 1220 Applications Filed
  • 1060 Patents Issued To-Date
  • 86.89 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2014201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
AOKI, Mamoru Fujisawa-shi, Kanagawa, JP 47 478
KIYONO, Shunichi Fujisawa-shi, Kanagawa, JP 10 46
KOGANEI, Makoto Fujisawa-shi, Kanagawa, JP 8 46
MINAMIYAMA, Tatsuya Osaka-shi, Osaka, JP 2 13
NAKAMURA, Masayoshi Osaka-shi, Osaka, JP 79 520
SAKAMOTO, Hiroshi Fujisawa-shi, Kanagawa, JP 356 5045
TOMINAGA, Daisuke Fujisawa-shi, Kanagawa, JP 7 44
YAMAMOTO, Kiyoshi Osaka-shi, Osaka, JP 84 1210

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Patent Citation Ranking

  • 12 Citation Count
  • F16C Class
  • 96.23 % this patent is cited more than
  • 9 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges15845521301 - 1011 - 2021 - 300255075100125150175200225250275300325350375400425450475500

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