Earphone cord winder

Earphone cord winder

The utility model provides an earphone cord winder, includes upper cover, lower cover, fixed loop and back splint subassembly, the internal surface rigid coupling of lower cover has the spool, the internal surface of upper cover is equipped with first reference column, and this first reference colum...

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1. Verfasser: ZHUANG ZHIJIE
Format: Patent
Sprache:eng
Schlagworte:
DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
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creator ZHUANG ZHIJIE
description The utility model provides an earphone cord winder, includes upper cover, lower cover, fixed loop and back splint subassembly, the internal surface rigid coupling of lower cover has the spool, the internal surface of upper cover is equipped with first reference column, and this first reference column is equipped with the guide hole, and a screw passes lower cover, spool, fixed loop and guide hole threaded connection in proper order, one end that the spool is close to the upper cover is equipped with a circular slab and downwardly extending has the second reference column corresponding to first reference column, still be equipped with a spring between spool and the upper cover, the one end and the first reference column of spring, the other end cup joints with the second reference column, still be equipped with two corresponding projections on the internal surface of upper cover, the arc guide way of these a little projections on corresponding to the circular slab. The utility model has the characteristics of storage space is variable, uses in a flexible way, individualized strong etc.
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subjects DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
title Earphone cord winder
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