Title:
WOVEN FABRIC
Document Type and Number:
WIPO Patent Application WO/2024/075727
Kind Code:
A1
Abstract:
[Problem] To provide a woven fabric that has little variation in acoustic characteristics and thus effectively prevents sound leakage or external noise entry, when used as a woven fabric for speaker, earphone, etc. back-pressure adjustment. [Solution] Provided is a woven fabric constituted of warp and weft, the woven fabric being characterized in that the airflow resistance is 0.3 kPa∙s/m to 5 kPa∙s/m and that the tolerance of the airflow resistance is no more than ±10%. The woven fabric is also characterized in that at least one of the warp and the weft is a multifilament thread. The woven fabric is further characterized in that the multifilament thread is untwisted thread that is free of twisting.
Inventors:
YAMAGUCHI MASAYUKI (JP)
TAKIGUCHI MAKOTO (JP)
KAMATA KAORI (JP)
HASEGAWA SHIN (JP)
MOTOJIMA NOBUKAZU (JP)
TAKIGUCHI MAKOTO (JP)
KAMATA KAORI (JP)
HASEGAWA SHIN (JP)
MOTOJIMA NOBUKAZU (JP)
Application Number:
PCT/JP2023/036058
Publication Date:
April 11, 2024
Filing Date:
October 03, 2023
Export Citation:
Assignee:
NBC MESHTEC INC (JP)
International Classes:
D03D1/00; D03D15/37; D03D15/41; G10K11/16; G10K11/162; H04R1/28
Attorney, Agent or Firm:
MIZUNO Katsufumi et al. (JP)
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