Connecting rod folding device for earphone

Connecting rod folding device for earphone

  • CN 202,444,605 U
  • Filed: 03/09/2012
  • Issued: 09/19/2012
  • Est. Priority Date: 03/09/2012
  • Status: Active Grant
First Claim
Patent Images

1. the connecting rod folding device of an earphone;

  • Include intermediate connecting rod and the connecting rod shell that is connected the intermediate connecting rod end;

    It is characterized in that;

    be provided with rotating shaft mechanism between said connecting rod shell and the intermediate connecting rod;

    This rotating shaft mechanism includes in connecting rod inner casing, arc steel band, connecting rod pull bar, the connecting rod and buckles and rotating shaft;

    Wherein, the arc steel band is fixedly connected on the outer surface of connecting rod pull bar, and rotating shaft is stuck in the axis hole on the U-shaped link slot inwall of buckleing in the connecting rod after passing arc steel band link and connecting rod pull bar link respectively;

    Buckle through securing member in the connecting rod and be fixed on the link of intermediate connecting rod, the connecting rod inner casing is fastened on and makes on the connecting rod shell in connecting rod pull bar and the cavity of arc steel band between connecting rod inner casing and connecting rod shell.

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