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Electric motor

  • US 10,404,112 B2
  • Filed: 08/08/2018
  • Issued: 09/03/2019
  • Est. Priority Date: 03/26/2013
  • Status: Active Grant
First Claim
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1. An electric motor comprising:

  • a yoke having six magnetic poles;

    a rotary shaft which is provided inside the yoke in a freely rotatable manner;

    an armature core which has teeth attached to the rotary shaft, radially extending in a radial direction and set in an arrangement of an even number, and an even number of slots formed between the teeth;

    a coil which is wound around the teeth in a single wave winding; and

    a commutator which is provided in the rotary shaft to be adjacent to the armature core and has a plurality of circumferentially disposed segments to which the coil is connected,wherein the coil wired between the armature core and the commutator is wound around the rotary shaft at 360 degrees or more.

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