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Rotor for small motors and manufacturing method therefor

  • US 20020121835A1
  • Filed: 02/14/2002
  • Published: 09/05/2002
  • Est. Priority Date: 03/01/2001
  • Status: Active Grant
First Claim
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1. A rotor for small motors provided on its shaft with a plurality of rotor magnetic poles of a salient-pole configuration and a commutator unit, each of the rotor magnetic poles being composed of a winding around a laminated core and each of both ends of each wound wire being connected to a commutator leg part coupled with a tip of a corresponding commutator segment of the commutator unit, wherein:

  • a connective portion between the both ends of each of said wound wires and the corresponding commutator leg part is formed by winding a wire stripped of its insulating coat and welding the wound portion.

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