EARPHONE MICROPHONE ROD ROTATING STRUCTURE

WIPO Patent Application WO/2020/029449

A1

Disclosed by the present utility model is an earphone microphone rod rotating structure, comprising: an upper rotating support, a lower rotating support, a metal needle, a clip, an O-shaped ring and a cover piece, wherein the clip is fixed on a fixing rod in an earphone housing, the lower rotating support is rotationally mounted on the fixing rod and is located below the cover piece, the cover piece is fixed on the fixing rod by means of a screw, the clip is provided thereon with a slot, and the metal needle is fixed on the upper rotating support; the O-shaped ring is disposed between the lower rotating support and the fixing rod of the earphone housing. The utility model uses fixing means of a metal needle and clip rotating and positioning structure as well as rotating support frictional resistance; by means of the mechanical structure design, a user of earphones having a microphone rod may easily rotate a microphone rod and stop same at a suitable position, thereby enabling voice quality to be stable during a call. Moreover, a microphone wire enters the earphone housing by means of a small hole on an inner top surface of the upper rotating rack, the microphone wire not easily bending, snapping and so on, thereby prolonging the service life.

JP6220084

Detection of the headphone which use difference signal measurement being on a head

YUEN CHEE KIT (CN)
JIA XUEJUN (CN)
LI YIZHAO (CN)
ZENG YUAN (CN)

PCT/CN2018/113898

February 13, 2020

November 05, 2018

Click for automatic bibliography generation  

ACOUSTIC INNOVATION HUIZHOU CO LTD (CN)

H04R1/10

CN206506657U	2017-09-19
CN207589109U	2018-07-06
CN205081931U	2016-03-09
US20020118825A1	2002-08-29

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