JP4148987B2 - 低騒音空気入りタイヤ - Google Patents
低騒音空気入りタイヤ Download PDFInfo
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- JP4148987B2 JP4148987B2 JP2008039411A JP2008039411A JP4148987B2 JP 4148987 B2 JP4148987 B2 JP 4148987B2 JP 2008039411 A JP2008039411 A JP 2008039411A JP 2008039411 A JP2008039411 A JP 2008039411A JP 4148987 B2 JP4148987 B2 JP 4148987B2
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Description
取付け構造:図2
吸音材の形状:幅W:150mm、厚さ:20mm、長さL:180mmで、各隅部を60mm×60mmに面取りした8角形
吸音材の数:9個(間隔Dを約30mmにして配置)
(b)従来例1
取付け構造:図7(b)
吸音材の形状:幅W:150mm、厚さ:20mm、長さL:200mmで、各隅部を60mm×60mmに面取りした8角形
吸音材の数:4個(タイヤ軸に対して90°の角度で均等配置)
(c)従来例2
取付け構造:図7(a)
吸音材の形状:幅W:150mm、厚さ:20mm、周長:1890mmで、連続帯状
吸音材の数:1枚(タイヤ内周面の全周に連続配置)
試験タイヤをドラム試験機の回転ドラムに荷重7.8kNで接圧し、時速80km/hで走行させて、吸音材に損傷が発生するまでの距離を測定した。測定結果は、従来例1の測定値を100とする指数で示した。指数値が大きいほど吸音材の耐久性が優れていることを意味する。
ユニフォミティ−測定機を使用し、試験タイヤを時速100km/hで走行させたときのラジアル・フォース・バリエーション(RFV)の2次成分を測定した。測定結果は、従来例2の測定値を100とする指数で示した。指数値が小さいほど振動性能が優れていることを意味する。
6 弾性バンド
Claims (5)
- タイヤ内周面に多数の多孔質材料からなる吸音材をタイヤ周方向に間欠的に配列するように取り付け、前記吸音材のタイヤ周方向の長さを180mm以上、タイヤ最大内周長の15%以下にすると共に、タイヤ幅方向の最大幅をタイヤ最大幅の50〜90%にし、これら前記吸音材の数を5〜50個にして、タイヤ周方向に積算した合計長さをタイヤ最大内周長の75%以上にし、かつ前記吸音材の間の間隔を該吸音材のタイヤ周方向端部における最大厚さの1倍以上にすると共に、タイヤ最大内周長の15%以下にし、かつ前記吸音材をタイヤ周方向に延長する弾性バンドの内周面及び外周面のいずれか一方に固定し、該弾性バンドを介して前記タイヤ内周面に取り付けた低騒音空気入りタイヤ。
- 前記弾性バンドの内周側に前記吸音材を固定し、該弾性バンドを前記タイヤ内周面に圧接した請求項1に記載の低騒音空気入りタイヤ。
- 前記吸音材の厚さを5〜50mmにした請求項1又は2に記載の低騒音空気入りタイヤ。
- 前記吸音材を連続気泡を有する発泡樹脂で構成した請求項1,2又は3に記載の低騒音空気入りタイヤ。
- 前記弾性バンドを樹脂の成形体で構成した請求項1〜4のいずれかに記載の低騒音空気入りタイヤ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2008039411A JP4148987B2 (ja) | 2005-02-16 | 2008-02-20 | 低騒音空気入りタイヤ |
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JP2005039415 | 2005-02-16 | ||
JP2008039411A JP4148987B2 (ja) | 2005-02-16 | 2008-02-20 | 低騒音空気入りタイヤ |
Related Parent Applications (1)
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JP2006529350A Division JP4148977B2 (ja) | 2005-02-16 | 2006-02-14 | 低騒音空気入りタイヤ |
Publications (2)
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JP2008120391A JP2008120391A (ja) | 2008-05-29 |
JP4148987B2 true JP4148987B2 (ja) | 2008-09-10 |
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JP2008039411A Active JP4148987B2 (ja) | 2005-02-16 | 2008-02-20 | 低騒音空気入りタイヤ |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4525800B2 (ja) * | 2008-06-20 | 2010-08-18 | 横浜ゴム株式会社 | タイヤ騒音低減装置及びこれを装着した空気入りタイヤ |
JP5499569B2 (ja) * | 2009-08-31 | 2014-05-21 | 横浜ゴム株式会社 | タイヤ騒音低減装置及びそれを備えた空気入りタイヤ |
JP6051058B2 (ja) * | 2013-01-22 | 2016-12-21 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP6444670B2 (ja) * | 2014-09-12 | 2018-12-26 | 株式会社ブリヂストン | 空気入りタイヤ及びその組立体 |
JP6845095B2 (ja) * | 2017-06-14 | 2021-03-17 | 株式会社ブリヂストン | 吸音部材付き空気入りタイヤ、及びタイヤ・リム組立体 |
BR112020000734B1 (pt) * | 2017-07-27 | 2023-03-21 | Pirelli Tyre S.P.A | Processo para produzir pneus, e, conjunto de pneus para rodas de veículos |
TWI741200B (zh) * | 2018-07-20 | 2021-10-01 | 正新橡膠工業股份有限公司 | 輪胎噪音降低裝置 |
KR102351699B1 (ko) * | 2020-02-17 | 2022-01-17 | 한국타이어앤테크놀로지 주식회사 | 자가발전이 가능한 흡음타이어 |
CN115257247A (zh) * | 2022-07-15 | 2022-11-01 | 山东玲珑轮胎股份有限公司 | 一种低空腔噪音的轮胎 |
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