Method for manufacturing a rotary electric machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9923438
SERIAL NO

14779445

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A stator core includes an inner ring core composed of a plurality of teeth arranged in the circumferential direction and a connection portion connecting inner circumferential portions of the plurality of teeth; and an outer ring core to be joined to an outer circumferential surface of the inner ring core. Slots of the stator core each have a circumferential direction width (a) on an inner circumference side smaller than a circumferential direction width (b) on an outer circumference side. A stator coil composed of conductive coils including a plurality of slot accommodated portions and a plurality of coil end portions connecting the slot accommodated portions is inserted and placed in the slots from an outer side in the radial direction of the inner ring core.

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI ELECTRIC CORPORATIONTOKYO

International Classification(s)

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  • 2014 Application Filing Year
  • H02K Class
  • 2148 Applications Filed
  • 1788 Patents Issued To-Date
  • 83.25 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2014201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hirotani, Yu Tokyo, JP 41 288
Ito, Shinichi Tokyo, JP 376 3661
Kawasaki, Sachiko Tokyo, JP 20 208
Matsuo, Hiroyuki Tokyo, JP 94 1014
Nakano, Masatsugu Tokyo, JP 112 837
Udo, Toyoaki Tokyo, JP 14 89

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Patent Citation Ranking

  • 2 Citation Count
  • H02K Class
  • 23.38 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges29690063411101 - 1011 - 2021 - 3031 - 4061 - 7071 - 80050100150200250300350400450500550600650700750800850900950

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