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1. WO2020107619 - SOUND PRODUCTION APPARATUS

Publication Number WO/2020/107619
Publication Date 04.06.2020
International Application No. PCT/CN2018/124940
International Filing Date 28.12.2018
IPC
H04R 7/02 2006.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
7Diaphragms for electromechanical transducers; Cones
02characterised by the construction
H04R 9/02 2006.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
9Transducers of moving-coil, moving-strip, or moving-wire type
02Details
H04R 9/06 2006.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
9Transducers of moving-coil, moving-strip, or moving-wire type
06Loudspeakers
CPC
H04R 2307/023
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
2307Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
023Diaphragms comprising ceramic-like materials, e.g. pure ceramic, glass, boride, nitride, carbide, mica and carbon materials
H04R 7/02
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
7Diaphragms for electromechanical transducers
02characterised by the construction
H04R 9/025
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
9Transducers of moving-coil, moving-strip, or moving-wire type
02Details
025Magnetic circuit
H04R 9/06
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
9Transducers of moving-coil, moving-strip, or moving-wire type
06Loudspeakers
Applicants
  • 歌尔股份有限公司 GOERTEK INC. [CN]/[CN]
Inventors
  • 李美玲 LI, Meiling
  • 凌风光 LING, Fengguang
  • 郑泽东 ZHENG, Zedong
  • 张成飞 ZHANG, Chengfei
  • 李春 LI, Chun
Priority Data
201811457296.430.11.2018CN
Publication Language Chinese (ZH)
Filing Language Chinese (ZH)
Designated States
Title
(EN) SOUND PRODUCTION APPARATUS
(FR) APPAREIL DE PRODUCTION SONORE
(ZH) 一种发声装置
Abstract
(EN)
Disclosed is a sound production apparatus. The apparatus comprises: a magnetic circuit system that is configured to be used for forming a magnetic field; and a vibration system. The vibration system comprises a voice coil, a vibration diaphragm, and a reinforcing layer; one end of the voice coil is connected with the center part of the vibration diaphragm, and the other end is located within the magnetic field; the reinforcing layer is provided at the center part; the reinforcing layer comprises a carbon fiber prepreg layer, and a foam core layer that is compounded with the carbon fiber prepreg layer; multiple layers of carbon fibers are provided in the carbon fiber prepreg layer, and the carbon fibers in each layer are unidirectionally arranged side by side.
(FR)
La présente invention concerne un appareil de production sonore. L'appareil comprend : un système de circuit magnétique qui est configuré pour être utilisé pour former un champ magnétique ; et un système de vibration. Le système de vibration comprend une bobine acoustique, un diaphragme de vibration et une couche de renforcement ; une extrémité de la bobine acoustique est reliée à la partie centrale du diaphragme de vibration, et l'autre extrémité est située à l'intérieur du champ magnétique ; la couche de renforcement est disposée au niveau de la partie centrale ; la couche de renforcement comprend une couche de prepreg en fibre de carbone, et une couche de cœur en mousse qui est mélangée avec la couche de prepreg en fibre de carbone ; de multiples couches de fibres de carbone sont disposées dans la couche de prepreg en fibres de carbone, et les fibres de carbone dans chaque couche sont disposées de manière unidirectionnelle côte à côte.
(ZH)
本发明公开了一种发声装置。该装置包括:磁路系统,所述磁路系统被配置为用于形成磁场;以及振动系统,所述振动系统包括音圈、振膜和补强层,所述音圈的一端与所述振膜的中心部连接,另一端位于所述磁场中,所述补强层被设置在所述中心部,所述补强层包括碳纤维预浸料层和与所述碳纤维预浸料层复合在一起的泡沫芯层,所述碳纤维预浸料层中的碳纤维为多层,每层中的碳纤维呈单向且并列设置。
Also published as
Latest bibliographic data on file with the International Bureau