18330464. ROTATING ELECTRIC MACHINE AND METHOD FOR MANUFACTURING ROTOR simplified abstract (Honda Motor Co., Ltd.)

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ROTATING ELECTRIC MACHINE AND METHOD FOR MANUFACTURING ROTOR

Organization Name

Honda Motor Co., Ltd.

Inventor(s)

Yuji Ono of Wako-shi (JP)

Keiji Tada of Wako-shi (JP)

Tsutomu Yoshino of Wako-shi (JP)

Kimiaki Nakamura of Wako-shi (JP)

Kaoru Tomioka of Wako-shi (JP)

Tomoya Otani of Wako-shi (JP)

Koichi Oku of Wako-shi (JP)

ROTATING ELECTRIC MACHINE AND METHOD FOR MANUFACTURING ROTOR - A simplified explanation of the abstract

This abstract first appeared for US patent application 18330464 titled 'ROTATING ELECTRIC MACHINE AND METHOD FOR MANUFACTURING ROTOR

Simplified Explanation

The abstract describes a rotor for a rotating electric machine that includes a rotating shaft and a permanent magnet. The permanent magnet is covered by a sleeve attached to the rotating shaft, and a resin coating layer is formed on the outer surface of the sleeve. The resin coating layer has a base portion and multiple ridges, with a recessed riblet formed between the ridges.

  • The rotor includes a rotating shaft and a permanent magnet.
  • A sleeve is attached to the rotating shaft and covers the permanent magnet.
  • A resin coating layer is formed on the outer surface of the sleeve.
  • The resin coating layer has a base portion and multiple ridges.
  • A riblet is formed between the ridges, recessed relative to them.

Potential applications of this technology:

  • Electric motors in various industries such as automotive, aerospace, and manufacturing.
  • Generators for renewable energy systems like wind turbines and hydroelectric plants.

Problems solved by this technology:

  • Provides protection to the permanent magnet and enhances its durability.
  • Reduces friction and drag on the rotor, improving overall efficiency.
  • Prevents debris or foreign objects from getting stuck between the ridges.

Benefits of this technology:

  • Increased lifespan and reliability of the rotor.
  • Improved energy efficiency and reduced power consumption.
  • Enhanced performance and reduced maintenance requirements.


Original Abstract Submitted

A rotor constituting a rotating electric machine includes a rotating shaft and a permanent magnet. A sleeve covering the outer surface of the permanent magnet is attached to the rotating shaft. A resin coating layer is formed on an outer circumferential wall of the sleeve. The resin coating layer includes a base portion and a plurality of ridges formed on the outer circumferential wall of the base portion. A riblet recessed relative to the plurality of ridges is formed between the plurality of ridges.