Title:
DIAPHRAGM FOR SPEAKER, METHOD FOR MANUFACTURING SAME, AND SPEAKER
Document Type and Number:
WIPO Patent Application WO/2014/025153
Kind Code:
A1
Abstract:
A diaphragm for a speaker according to the present invention is configured to include a nanoweb in which nanofibers are accumulated by electrospinning a polymer material so as to be formed having multiple pores through which air can pass, and thus can have excellent flexibility while having a small thickness, can have sufficient strength to endure negative pressure, and can address sound quality problems in the low frequency band.
Inventors:
SEO IN YONG (KR)
LEE SEUNG HOON (KR)
JUNG YONG SIK (KR)
SO YUN MI (KR)
LEE SEUNG HOON (KR)
JUNG YONG SIK (KR)
SO YUN MI (KR)
Application Number:
PCT/KR2013/006837
Publication Date:
February 13, 2014
Filing Date:
July 30, 2013
Export Citation:
Assignee:
AMOGREENTECH CO LTD (KR)
International Classes:
H04R7/02; H04R31/00
Foreign References:
| KR20110123909A | 2011-11-16 | |||
| KR20070046473A | 2007-05-03 | |||
| US20120148074A1 | 2012-06-14 | |||
| KR20110098577A | 2011-09-01 | |||
| KR20110062216A | 2011-06-10 |
Attorney, Agent or Firm:
LEE, JAE HWA (KR)
이재화 (KR)
이재화 (KR)
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