JP5399104B2 - 防風スクリーン - Google Patents
防風スクリーン Download PDFInfo
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- JP5399104B2 JP5399104B2 JP2009058133A JP2009058133A JP5399104B2 JP 5399104 B2 JP5399104 B2 JP 5399104B2 JP 2009058133 A JP2009058133 A JP 2009058133A JP 2009058133 A JP2009058133 A JP 2009058133A JP 5399104 B2 JP5399104 B2 JP 5399104B2
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- mesh
- frame
- windscreen
- net
- mesh body
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- 238000005259 measurement Methods 0.000 claims description 7
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- 239000000835 fiber Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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Description
Claims (2)
- 計測用マイクロホンの外側に配置して周波数が5Hz〜100Hzの風雑音の発生を低減する防風スクリーンにおいて、この防風スクリーンは、所定の間隔で外側フレームと内側フレームを配置し、前記外側フレームには目の粗い外側網体を取り付け、前記内側フレームには目の細かい内側網体を取り付け、前記外側網体と内側網体との間隔は25mm〜75mm、前記外側網体の目の粗さは0.5mm〜1.8mm、前記内側網体の目の粗さは80μm〜1mmとしたことを特徴とする防風スクリーン。
- 計測用マイクロホンの外側に配置して周波数が5Hz〜100Hzの風雑音の発生を低減する防風スクリーンにおいて、この防風スクリーンは、所定の間隔で配置した外側フレームと中間フレームと内側フレームの三重フレーム構造とし、前記外側フレームには目の粗い外側網体を取り付け、前記中間フレームには前記外側網体より目の細かい中間網体を取り付け、前記内側フレームには中間網体より目の細かい内側網体を取り付け、前記外側網体と前記中間網体と前記内側網体との間隔は50mm以上、前記外側網体の目の粗さは0.5mm〜1.8mm、前記中間網体の目の粗さは80μm〜1.5mm、前記内側網体の目の粗さは50μm〜1.0mmとしたことを特徴とする防風スクリーン。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009058133A JP5399104B2 (ja) | 2008-03-12 | 2009-03-11 | 防風スクリーン |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008063114 | 2008-03-12 | ||
JP2008063114 | 2008-03-12 | ||
JP2009058133A JP5399104B2 (ja) | 2008-03-12 | 2009-03-11 | 防風スクリーン |
Publications (2)
Publication Number | Publication Date |
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JP2009246959A JP2009246959A (ja) | 2009-10-22 |
JP5399104B2 true JP5399104B2 (ja) | 2014-01-29 |
Family
ID=41308333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2009058133A Active JP5399104B2 (ja) | 2008-03-12 | 2009-03-11 | 防風スクリーン |
Country Status (1)
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JP (1) | JP5399104B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5885951B2 (ja) * | 2011-07-15 | 2016-03-16 | 株式会社アコー | 低周波音測定装置と風雑音低減拡張方法及び風雑音低減拡張ユニット |
US9118989B2 (en) * | 2012-09-05 | 2015-08-25 | Kaotica Corporation | Noise mitigating microphone attachment |
USD733690S1 (en) | 2013-10-30 | 2015-07-07 | Kaotica Corporation | Noise mitigating microphone attachment |
JP6571142B2 (ja) * | 2017-08-24 | 2019-09-04 | 株式会社アコー | 低周波音測定装置と風雑音低減拡張方法及び風雑音低減拡張ユニット |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5668094A (en) * | 1979-11-08 | 1981-06-08 | Sony Corp | Microphone |
JPH07107584A (ja) * | 1993-09-30 | 1995-04-21 | Tadahiro Akutsu | マイクロホンカバー |
JPH09271087A (ja) * | 1996-03-29 | 1997-10-14 | Railway Technical Res Inst | マイクロホン支持装置 |
JP2001091351A (ja) * | 1999-09-21 | 2001-04-06 | Kobayashi Rigaku Kenkyusho | 音検出装置及びこれを用いた騒音計 |
JP2002209288A (ja) * | 2000-12-28 | 2002-07-26 | Goro Yamauchi | 防水型マイクロホン用風防装置 |
JP2003163982A (ja) * | 2001-11-22 | 2003-06-06 | Goro Yamauchi | マイクロホン用風防装置 |
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2009
- 2009-03-11 JP JP2009058133A patent/JP5399104B2/ja active Active
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JP2009246959A (ja) | 2009-10-22 |
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