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Patent Searching and Data


Title:
MICROPHONE COVER AND SOUND PICKUP DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/015646
Kind Code:
A1
Abstract:
Provided is a microphone cover that, in addition to water resistance and dust resistance, has a wind resistance function and will not suffer loss of sound quality even if wet with water. Also provided is a sound pickup device using such a microphone cover. A sound pickup device (1) primarily comprises a microphone (11), a holder (6), and a microphone cover (2). The microphone (11) is housed in the holder (6). The microphone cover (2) engages with the holder (6) so as to cover the microphone (11). The microphone cover (2) is made of a mixed material in which an electrically conductive material is mixed in with a resin that is the primary material. The microphone cover (2) is provided with a sound hole surface (3) having a plurality of open holes (4) with aperture widths of at least 0.01 mm and less than 0.8 mm, and the microphone cover suppresses the intrusion of wind into the interior thereof while allowing sound waves to pass through.

Inventors:
GOTOH AKIRA (JP)
MURAYAMA YOSHITAKA (JP)
OHNO HARUTAKE (JP)
Application Number:
PCT/JP2013/071058
Publication Date:
February 05, 2015
Filing Date:
August 02, 2013
Export Citation:
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Assignee:
KYOEI ENGINEERING CO LTD (JP)
International Classes:
H04R1/08; H04R1/00; H04R1/02
Foreign References:
JP2006254391A2006-09-21
JPH11313386A1999-11-09
JP2006101314A2006-04-13
JP2004328232A2004-11-18
JP2003235087A2003-08-22
Attorney, Agent or Firm:
KATAGIRI, Sadanori (JP)
Katagiri 貞典 (JP)
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