Slide fastener earphone wire

The utility model discloses a slide fastener earphone wire, including the spool, the cover is equipped with the fixed axle on the exterior wall of spool, and the top that lies in the fixed axle on theexterior wall of spool is provided with the connecting block, the fixed surface of fixed axle has wi...

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Bibliographic Details
Main Authors CHENG HUAPING, ZUO JIANLONG
Format Patent
LanguageChinese
English
Published 04.01.2019
Subjects
DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
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Summary:The utility model discloses a slide fastener earphone wire, including the spool, the cover is equipped with the fixed axle on the exterior wall of spool, and the top that lies in the fixed axle on theexterior wall of spool is provided with the connecting block, the fixed surface of fixed axle has wire wrapping rod, two preceding shells and backshell are installed to the top of connecting block, and just preceding shell is located one side of backshell, two all be provided with the sprocket between preceding shell and the backshell, two install between the sprocket and draw zipper head, the one side of drawing zipper head is fixed with the pull handle, the utility model discloses having set up draw -in groove and couple, will having drawn zipper head to fold along the hinge, the length ofmanaging on upper portion can be adjusted in going into the fixture block card draw -in groove at will to the while, finishes using and to pack up the messenger, will draw zipper head along upwards pulling of sprocket, when st
Bibliography:Application Number: CN20182914393U