Commutator, mold for producing commutator, and method for producing commutator

Commutator, mold for producing commutator, and method for producing commutator

  • CN 101,207,258 A
  • Filed: 12/14/2007
  • Published: 06/25/2008
  • Est. Priority Date: 12/15/2006
  • Status: Active Application
First Claim
Patent Images

1. a commutator is made of conductive part and insulation division, and described conductive part is made of cylinder, leaves in direction of principal axis one end, at Zhou Fangxiang and forms a plurality of coils fastening portion with gap;

  • Described insulation division is formed on the inside of this conductive part, cut above-mentioned conductive part at direction of principal axis with the state that arrives insulation division, the commutator segment that has insulation in each fastening portion, inner peripheral surface at this commutator segment, to be used for preventing mode outstanding be provided with of fastening pawl to be embedded in resin portion of peeling off from resin portion, it is characterized in that above-mentioned fastening pawl is made of direction of principal axis fastening pawl and Zhou Fangxiang fastening pawl, described direction of principal axis fastening pawl is long, side-prominent to internal diameter at direction of principal axis;

    Described Zhou Fangxiang fastening pawl is outstanding towards Zhou Fangxiang from the leading section of this direction of principal axis fastening pawl.

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