Earphone line and manufacturing process thereof

Earphone line and manufacturing process thereof

  • CN 104,021,858 A
  • Filed: 06/18/2014
  • Published: 09/03/2014
  • Est. Priority Date: 06/18/2014
  • Status: Active Application
First Claim
Patent Images

1. an earphone cord, comprises anti-elater and some copper conductors, it is characterized in that, described copper conductors is wrapped on described anti-elater and forms single core conductor with helical form, and the surface coverage of described every copper conductors has one deck silver coating;

  • The first insulating barrier that has Teflon material to make in described single core conductor surface coverage, described some single core conductors and the first insulating barrier form a single core cable, described some single core cables twist together mutually, the second insulating barrier that has halogen-free polyolefin to make in described some single core cable surface coverage, is also coated with at described the second surface of insulating layer the 3rd insulating barrier that nylon material is made.

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