Title:
CONE SPEAKER DIAPHRAGM AND SPEAKER
Document Type and Number:
WIPO Patent Application WO/2018/103190
Kind Code:
A1
Abstract:
Disclosed are a cone speaker diaphragm and a speaker. The cone speaker diaphragm comprises a cone and a folded ring. The folded ring is ring-shaped. The folded ring comprises in an outward sequence: a connecting part, a folded ring body, and a folded ring outer edge. The connecting part comprises a ring-shaped structure arranged on the outside and at least two attached structures arranged on the inside, where the distance from at least one of the attached structures to the center of the cone is different from that of at least one of the other attached structures. The connecting part of the folded ring is fixedly connected to the upper surface of the outer edge of the cone. The speaker diaphragm of the present invention improves the sound quality of the speaker.
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Inventors:
WEN ZHANGFENG (CN)
LI ZHI (CN)
QIANG SHOUSONG (CN)
YANG JIANBIN (CN)
LI ZHI (CN)
QIANG SHOUSONG (CN)
YANG JIANBIN (CN)
Application Number:
PCT/CN2017/072465
Publication Date:
June 14, 2018
Filing Date:
January 24, 2017
Export Citation:
Assignee:
GOERTEK DYNAUDDIO ACOUSTICS CO LTD (CN)
International Classes:
H04R9/06; H04R7/00
Domestic Patent References:
| WO2010044623A2 | 2010-04-22 |
Foreign References:
| CN102340725A | 2012-02-01 | |||
| CN202210862U | 2012-05-02 | |||
| CN202652514U | 2013-01-02 | |||
| GB2377849A | 2003-01-22 |
Attorney, Agent or Firm:
BEYOND TALENT PATENT AGENT FIRM (CN)
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