Steering device and method for manufacturing steering device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9707990
APP PUB NO 20160325774A1
SERIAL NO

15108479

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A steering device includes: an outer shaft around a center axis and includes an inner space with a spline hole portion; and an inner shaft at least a part of which is disposed in the inner space. The inner shaft includes a first spline shaft portion including a synthetic resin surface and includes a shaft portion that is adjacent to one side of the first spline shaft portion, includes one end of the inner shaft in the inner space, and includes a synthetic resin surface. A distance between the center axis and the surface of the shaft portion is smaller than a distance between the center axis and the surface of the first spline shaft portion. The spline hole portion and the first spline shaft portion are spline-fitted to each other, and the outer and inner shafts are relatively movable in the axial direction.

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Patent Owner(s)

Patent OwnerAddress
NSK LTDTOKYO JAPAN TOKYO METROPOLIS

International Classification(s)

Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Matsumoto, Yukihiro Gunma, JP 107 806
Sawada, Naoki Gunma, JP 53 375

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Patent Citation Ranking

  • 1 Citation Count
  • B62D Class
  • 16.86 % this patent is cited more than
  • 8 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges14962682224101 - 1011 - 2021 - 3031 - 4041 - 50050100150200250300350400450500550600650700

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