JP4820376B2 - エアフィルタカートリッジ及びエアクリーナ装置 - Google Patents
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Description
本願は、米国以外の全ての指定国に対する出願人を米国国内企業のDonaldson Company, Inc.としたPCT国際特許出願であり、グレゴリー エル.ライヒター、ビショップ アール.ウェイン、ベニー ケビン ネルソン、ダレル ウエグナー、ブルース クレンショウ、ウラジミール クラドニトスキー、トーマス ジー.ミラー、ドナルド レイモンド モーク、ケビィン シュレイジ、リチャード ジェイ.オーセンドルフ、ブラッドリー エー.クエンペル、トーマス ジョン ランドグレン、ジョーダン エス.フラーグスター,はいずれも米国国民である。本願は、2005年2月8日出願の米国特許仮出願第60/651,838号の開示及び追加部分を含む。米国特許仮出願第60/651,838号の開示全体は本書に組み込まれるものとする。米国特許仮出願第60/651,838号に対する優先権を主張する。
本発明は、気体を濾過するのに使用されるフィルタ媒体に関する。本発明は、特に、媒体パックを構成する、表面シートに波形媒体シートを固定して構成されたz−フィルタ媒体を用いた媒体パックに関する。詳細には、本発明は、そのような媒体パック、及び、例えば、エアクリーナに使用される、これを備えた保守可能なフィルタカートリッジ構造に関する。また、エアクリーナ装置、組み立て・使用方法、及び、使用システムにも関する。
溝付きフィルタ媒体は、様々な方式で流体フィルタ構造を形成するために使用することができる。1つの周知の方式は、z−フィルタ構造としてのものである。本書で使用される用語「z−フィルタ構造」は、波形、折り畳まれた、或いは他の形態のフィルタ溝のそれぞれが、流体流を媒体に通過させる、長手方向の、一般には平行な吸気・排気フィルタ溝の組を画定するために使用されるフィルタ構造を意味する。流体は、互いに向かい合う媒体の吸気・排気端(流れ面)間を溝の長手方向に沿って流れる。z−フィルタ媒体の例が、米国特許第5,820,646号、第5,772,883号、第5,902,364号、第5,792,247号、第5,895,574号、第6,210,469号、第6,190,432号、第6,350,296号、第6,179,890号、及び第6,235,195号、ならびに米国意匠特許第399,944号、第428,128号、第396,098号、第398,046号、及び第437,401号において開示されており、これら15の引用文献は本書に組み込まれる。
図4に、図1の帯体1に対応する媒体帯体を製作する製造プロセスの一例が示されている。一般に、表面シート64、及び溝68を有する溝付き(この例では波形で示されている)シート66が、媒体ウェブ69を形成するために一体に合わされ、接着剤ビードが符号70の位置でそれらの間に配置される。接着剤ビード70は、単一表面ビード10(図1)を形成する。ウェブ中間に位置する中央ダーツ部分72を形成するために、任意選択的なダーツ加工プロセスが符号71の位置で行われる。z−フィルタ媒体またはz−媒体帯体74を、符号75の位置でビード70に沿って切断または裁断してz−フィルタ媒体74の2つの断片76、77を生成することができる。断片76、77のそれぞれは、波形シートと表面シートの間に延在する細長いシール材(単一表面ビード)を備える縁を有する。勿論、任意選択的なダーツ加工プロセスが用いられる場合、細長いシール材(単一表面ビード)を有する縁はまた、この位置でダーツ加工された一連の溝を有する。次いで、帯体または断片76、77は、下記に図6と併せて説明する積層を行うために、横断的に切断され得る。
図7〜図14に、本発明による原理を用いたエアクリーナ装置が示されている。示された装置は、その原理を適用する例としての実施形態を示すものである。原理は、様々な代替構成に適用することができる。図15〜図21に、図7〜図14の装置に利用できるフィルタカートリッジが示されている。図15〜図21のカートリッジは、下記の第IV節で説明される。
上記の積層、ブロック状媒体パック401を使用するフィルタカートリッジ400を概略的に示す図15に注目する。カートリッジ400は、図9のカートリッジ330として用いることができる。
媒体パック401は、互いに向かい合う流れ面405、406を有する。使用中、空気は、流れ面405、406のうちの一方から媒体パック401に流入し、流れ面406、405のうちの他方から流出する。流れの方向は、使用するシステムに合わせて選択する事項である。エアクリーナ装置300については、媒体パック401は、通常、流れ面405を排気流れ面として、流れ面406を吸気流れ面として配置される。
1.エレメントへの好適なアクセス性、及びそれに関連するハウジングの望ましい構成。
2.媒体パック401の内部膨張の改善及び制御。
次に、図13に注目する。図13に、ハウジング基部307の側面図が示されている。外方突出フランジ350の一部分355が示されている。図15のカートリッジ400を、フランジ350にハウジングシールリング410を係合させて配置したとき、カートリッジ400の、図15の角部430で示される部分が、ハウジング基部407から外へ向かって突出することが理解されよう。これにより、カバー408が取り除かれた後、整備員がカートリッジ401を把持し、ハウジング基部407から持ち上げるのに都合のよい突出部ができる。
一般に、吸気面406で媒体パック401に流入する空気は、媒体パック401内の内部圧力を高める。これが、媒体パック401を外方へ膨張させようとする。そのような膨張が、媒体パック401内で媒体の個々の層を分離し始め、損傷を生じることが起こり得る。
この節では、図15〜図21のカートリッジを形成するのに使用できる成型ステップが全般的に説明される。別の製造方法が使用できることが知られており、ステップ及び説明は単に例を示すものである。
概して、本実施形態によれば、エアフィルタカートリッジが提供される。エアフィルタカートリッジは、互いに向かい合う第1と第2の流れ面の間に延在する吸気・排気通路を形成するように表面シートに溝付きシートを固定した、個々のフィルタ媒体の帯体の積層構造を含むフィルタ媒体パックを備える。溝付きシートは、平坦、または溝付きシートの溝の延在方向と垂直な方向の波形のいずれかであり得る。一般的に言えば、フィルタ媒体パックは、媒体を通過して空気が濾過されることなく、第1の流れ面から第2の流れ面へ空気が流れる通路を封止している。
図38〜図55のエアークリーナ装置及び特徴では、特定の例に、上述した一般的原理の多くが、ある場合には追加の特徴と共に、適用されている。図38〜図42に、エアクリーナ装置の例の特徴が示されている。図43〜図55に、図38〜図42に使用する、取外し可能で交換可能(保守可能)なフィルタカートリッジの特徴が示されている。
上記から、図示の例では、ピンチシール641は、全体で、媒体パック636aの互いに向かい合う流れ面645、646に対して0°より大きく、通常2°より大きい角度などで延在する平面を画定することが理解されよう。たとえば、シール構造の一部が異なる平面内にあるなどの代替構造が可能である。
Claims (8)
- エアフィルタカートリッジであって、
(a)前記エアフィルタカートリッジは、互いに対向しあう第1及び第2の流れ面(210,211または641,642)の間に延びる吸気流路及び排気流路を画定するように表面媒体シート(4)に固定されている溝付き媒体シート(3)有するz−フィルタ媒体(1)の個々の帯体の積層構造を備えるフィルタ媒体パック(201)を有し、
(i)前記フィルタ媒体パックは、濾過されることなく前記媒体を通過して前記第1の流れ面から前記第2の流れ面まで通過する空気の通路を封止しており、
(ii)前記フィルタ媒体パックは、4つの側面が前記第1及び第2の流れ面の間に延在する状態で積層された形状を有し、
(iii)前記4つの側面は、互いに対向しあう第1及び第2の側面と、互いに対向しあう第3及び第4の側面とを画定し、
(b)前記エアフィルタカートリッジは、一体成型された第1及び第2の側面パネル(637,638)を有し、
(i)前記第1及び第2の側面パネル(637,638)は、前記フィルタ媒体パックの前記第1及び第2の側面上にそれぞれ配置されており、
(c)前記エアフィルタカートリッジは、前記フィルタ媒体パックの前記4つの側面の周りにかつ前記第1及び第2の側面パネル(637,638)を横切って延在する、一体成型の周辺周囲シールを含むハウジングシール構造(640)を有し、
(i)前記ハウジングシール構造(640)は、前記第1及び第2の流れ面(645、646)のうちの少なくとも1つから間隔を開けて配置されており、
(ii)前記周辺周囲シールは、前記第2の流れ面に対して2°以上45°以下である角度を画定し、
(iii)前記周辺周囲シールは、前記フィルタ媒体パックの対応する側面と前記第2の流れ面との間の媒体パック縁に対して平行でない連続的な経路に沿って前記4つの側面パネルのうちの第1の側面パネルを横切って延在する第1の部分を有し、
(A)前記ハウジングシール構造の前記周辺周囲シールの前記第1の部分は、前記4つの側面パネルのうちの前記第1の側面全体を、前記第1の側面と前記第2の流れ面との間の前記媒体パック縁に対して、2°以上45°以下の第1の角度X 1 で横切って延在し、
(iv)前記ハウジングシール構造(640)は、基部(650)とピンチシール縁(641)とを備え、
(A)前記ピンチシール縁(641)は、前記基部(650)上でかつ前記基部と一体成型されて配置されており、
(B)前記基部(650)と前記ピンチシール縁(641)は、前記ピンチシール縁の少なくとも一部と前記フィルタ媒体パックとの間に谷(660)を画定する、ことを特徴とするエアフィルタカートリッジ。 - (a)前記第1の角度X 1 は、5°〜15°の範囲であることを特徴とする請求項1に記載のエアフィルタカートリッジ。
- (a)前記谷は、前記フィルタ媒体パックの周囲に連続的に延在していることを特徴とする請求項1又は2に記載のエアフィルタカートリッジ。
- (a)前記周辺周囲シールは、平らな周囲ピンチシールを画定することを特徴とする請求項1に記載のエアフィルタカートリッジ。
- エアクリーナ装置であって、
(a)前記エアクリーナ装置は、基部及び保守用カバーを有するハウジングを備え、
(i)前記基部が、第1の外向きシール支持フランジを有し、
(ii)前記保守用カバーが、第2の外向きシール支持フランジを有し、
(b)前記エアクリーナ装置は、前記周辺周囲ハウジングシール構造の一部が前記シール支持フランジ間に圧縮された状態で、前記ハウジング内に作動可能に配置されている請求項1乃至4のいずれか1項に記載のエアフィルタカートリッジを備える、ことを特徴とするエアクリーナ装置。 - (a)前記保守用カバーは、前記第2の外向きシール支持フランジ上に配置されたシール突起物を有し、
(i)前記シール突起物は、前記エアフィルタカートリッジの媒体パックの周囲に完全に延出しており、かつ前記周辺周囲ハウジングシール構造のピンチシール縁部中に押しつけられていることを特徴とする請求項5に記載のエアクリーナ装置。 - (a)前記保守用カバーは、前記ピンチシール縁部と前記媒体パックとの間の前記谷中に延在している前記シール突起物を有することを特徴とする請求項5に記載のエアクリーナ装置。
- (a)前記エアクリーナ装置は、排気構造と空気流量センサとを有し、
(b)前記空気流量センサは、前記排気構造中に配置されていることを特徴とする請求項7に記載のエアクリーナ装置。
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US64409405P | 2005-01-13 | 2005-01-13 | |
US60/644,094 | 2005-01-13 | ||
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JP2008527246A JP2008527246A (ja) | 2008-07-24 |
JP2008527246A5 JP2008527246A5 (ja) | 2009-03-12 |
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JP2007551369A Active JP4820376B2 (ja) | 2005-01-13 | 2006-01-12 | エアフィルタカートリッジ及びエアクリーナ装置 |
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US (8) | US8292983B2 (ja) |
EP (1) | EP1850943B1 (ja) |
JP (1) | JP4820376B2 (ja) |
CN (1) | CN102512889B (ja) |
BR (1) | BRPI0606625B1 (ja) |
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Also Published As
Publication number | Publication date |
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CN102512889A (zh) | 2012-06-27 |
US11020699B2 (en) | 2021-06-01 |
US9527023B2 (en) | 2016-12-27 |
BRPI0606625A2 (pt) | 2009-07-07 |
US20150306530A1 (en) | 2015-10-29 |
MX2007008538A (es) | 2007-09-07 |
EP1850943A1 (en) | 2007-11-07 |
MX345078B (es) | 2017-01-16 |
US20200114292A1 (en) | 2020-04-16 |
US12070711B2 (en) | 2024-08-27 |
BRPI0606625B1 (pt) | 2018-06-19 |
US20190184323A1 (en) | 2019-06-20 |
US20210394101A1 (en) | 2021-12-23 |
JP2008527246A (ja) | 2008-07-24 |
US10315144B2 (en) | 2019-06-11 |
US20230415082A1 (en) | 2023-12-28 |
WO2006076479A1 (en) | 2006-07-20 |
US20130239529A1 (en) | 2013-09-19 |
US20090151311A1 (en) | 2009-06-18 |
US10421034B2 (en) | 2019-09-24 |
US8292983B2 (en) | 2012-10-23 |
US20170182443A1 (en) | 2017-06-29 |
US8709119B2 (en) | 2014-04-29 |
US11951429B2 (en) | 2024-04-09 |
CN102512889B (zh) | 2015-11-25 |
EP1850943B1 (en) | 2013-06-05 |
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