Wireless earplug with electronic contacts

Wireless earplug with electronic contacts

  • CN 106,559,720 B
  • Filed: 09/23/2016
  • Issued: 11/10/2020
  • Est. Priority Date: 09/30/2015
  • Status: Active Grant
First Claim
Patent Images

1. A wireless ear bud, comprising:

  • a housing having a stem aligned with a longitudinal axis, the stem comprising a first end and a second end;

    a speaker assembly having a directional sound port adjacent the first end and offset from the longitudinal axis and a driver unit, wherein the driver unit is aligned to emit sound from the directional sound port and includes a magnet, a voice coil, and a diaphragm;

    a rechargeable battery disposed in the housing;

    a first outer contact and a second outer contact, each outer contact having a partial circular shape and being spaced apart from each other in an opposing and symmetric relationship to form a substantially circular shape, wherein each outer contact is exposed at an outer surface at the second end of the stem and is electrically coupled to provide power to the rechargeable battery; and

    A microphone aperture located at the center of the substantially circular shape.

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