JPH0315085U - - Google Patents

Info

Publication number
JPH0315085U
JPH0315085U JP1990066103U JP6610390U JPH0315085U JP H0315085 U JPH0315085 U JP H0315085U JP 1990066103 U JP1990066103 U JP 1990066103U JP 6610390 U JP6610390 U JP 6610390U JP H0315085 U JPH0315085 U JP H0315085U
Authority
JP
Japan
Prior art keywords
axis
parallel
pleats
filtration element
gas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1990066103U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB8111175A external-priority patent/GB2098317B/en
Application filed filed Critical
Publication of JPH0315085U publication Critical patent/JPH0315085U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • F24F3/163—Clean air work stations, i.e. selected areas within a space which filtered air is passed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B01D46/522—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material with specific folds, e.g. having different lengths
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/18—Work bench
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/29—Air curtains

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ventilation (AREA)
  • Workshop Equipment, Work Benches, Supports, Or Storage Means (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Description

【図面の簡単な説明】
第１図は水平軸および垂直軸の双方に沿う速度
勾配を有する水平空気流形状に配置されたこの考
案による実施例の所定位置の基本要素を示す１部
断面による斜視図、第２図は濾過器に関する異な
る作動軸と第１図のように勾配付けられた空気流
を妨害する絶壁物品とを示す部分図解図、第３図
は濾過器が垂直軸に沿つて勾配付けられた空気流
を運搬するように配置されたものを示す第１図と
同様の図、第４図は空気流が垂直軸に沿つて勾配
付けられた場合を示す第２図に対応する図、第５
図はベルヌーイの原理を示す図、第６図は一様な
速度の空気流の径路の中に置かれたビーカの部分
図解平面図、第７図は一様な速度の空気流の中の
ビーカの部分図解立面図、第８図は同じビーカが
水平軸に沿つて勾配付けられた空気流の中に配置
されている場合を示す第６図に対応する図、第９
図は空気流の速度が垂直軸に沿つて勾配付けられ
かつ作業テーブルの方向に増大する場合を示す第
７図に対応する図、第１０図は空気流が垂直方向
でその速度勾配が水平軸に沿う場合を示す第１図
と同様の斜視図、第１１図は濾過器に対する種種
の作動軸と垂直下向きに流れる勾配付けられた速
度の空気流の中の絶壁物品と示す部分図解図、第
１２図は垂直向きの勾配付けられた空気流の中の
絶壁物品のまわりの流線の部分図解立面図、第１
３図は空気が一様な速度の場合を示す第１２図に
対応する図、第１４図は一様な速度の空気の中で
解放された各種寸法の粒子がたどる軌跡を示す図
、第１５図は勾配付けられた速度の空気流におけ
る同じ粒子についての第１４図に対応する図、第
１６図は物品を殺菌するための装置の側部平面に
よる断面図、第１７図は第１６図の装置において
物品が示す温度サイクルの曲線を示す図、第１８
図はＹ軸およびＺ軸に沿つて勾配付けられた速度
の空気流を発生するための手段を備えた濾過器の
別の形式の斜視図、第１９図は第１８図の装置の
詳細図、第２０図は第１８図の濾過器の速度曲線
を示すグラフである。 図面において、１……濾過器、６……物品、７
……テーブル面、２４……分離器、２５……ひだ
、Ｘ，ＹおよびＺ……作業軸、Ｆ……空気流を示
す。

Claims (1)

  1. 【実用新案登録請求の範囲】 気体に乗つた粒子の濃度を、気体の１リツトル
    当りで０．５ミクロンまたはそれより大きい粒子
    が３個より以下である水準に維持する、作業空間
    を形成する粒子制御装置において、 (a) 互に直交するＸ軸およびＹ軸によつて定ま
    る水平で不透過性の作業面を形成する手段が設け
    られること、 (b) 互に直交するＹ軸およびＺ軸によつて定ま
    りかつ前記の水平で不透過性の作業面に垂直な位
    置に配置される濾過要素が設けられ、これにおい
    て、前記濾過要素が、多くの真直で平行なひだを
    備え、このひだが次第に低減する深さを有し、前
    記濾過要素は、ひだがＹ軸に平行に延長するよう
    に、かつひだの深さがＸ軸に平行でＺ軸の正方向
    にひだからひだへと低減するように、配向される
    こと、並びに、 (c) Ｘ軸およびＹ軸によつて形成される平面に
    平行にＸ軸の正方向に流れる気体の多くの平行で
    層状の流線を提供するように、前記濾過要素に気
    体を通過させる手段が設けられ、これにおいて、
    流線の速度が、Ｚ軸の正方向に１つの流線から次
    の流線へと僅かづつ低減すること、 を特徴とする粒子制御装置。
JP1990066103U 1981-04-09 1990-06-25 Pending JPH0315085U (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8111175A GB2098317B (en) 1980-11-24 1981-04-09 Method and device for control of airborne particles
GB8113173A GB2092296B (en) 1980-11-24 1981-04-29 Method of and apparatus for controlling gas-borne particulates

Publications (1)

Publication Number Publication Date
JPH0315085U true JPH0315085U (ja) 1991-02-15

Family

ID=26279086

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990066103U Pending JPH0315085U (ja) 1981-04-09 1990-06-25

Country Status (4)

Country Link
US (1) US4412849A (ja)
EP (1) EP0062719B1 (ja)
JP (1) JPH0315085U (ja)
DE (1) DE3175427D1 (ja)

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US4530272A (en) * 1984-01-13 1985-07-23 International Business Machines Corporation Method for controlling contamination in a clean room
JPH0736418B2 (ja) * 1986-05-19 1995-04-19 富士通株式会社 ウエーハキャリア
FR2622960B1 (fr) * 1987-11-16 1990-03-23 Bardet Guy Unite de production de flux laminaire sterile a circulation verticale
NL8900390A (nl) * 1989-02-17 1990-09-17 Clean Air Techniek Inrichting voor het stofarm houden van een ruimte en clean room voorzien van een dergelijke ruimte.
US5027694A (en) * 1989-08-23 1991-07-02 The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services Variable air flow eddy control
RU2016356C1 (ru) * 1991-09-24 1994-07-15 Инженерный центр "Плазмодинамика" Способ защиты сверхчистых поверхностей и устройство для создания потока защитной среды
DE19538040C2 (de) * 1995-10-13 1998-08-13 Jenoptik Jena Gmbh Einrichtung zur Erzeugung eines gereinigten, turbulenzarmen Luftstromes zur Versorgung lokaler Reinräume
KR20010113901A (ko) * 1999-04-28 2001-12-28 스트라토테크 코포레이션 조정 가능한 청정 공기 유동 환경
SE521052C3 (sv) * 2001-03-20 2003-10-22 Toul Meditech Ab Luftreningsanordning avsedd för rening av luft i känsliga miljöer, förfarande för att anordna luftrening i känsliga miljöer samt användning av nämnda luftreningsanordning
FR2865406B1 (fr) * 2004-01-22 2007-11-30 Acanthe Diffuseur a effet parietal
NL2000530C2 (nl) * 2007-03-08 2008-09-09 Martin Van Schaik Gebouw voorzien van een werkplek, alsmede systeem en werkwijze voor het stofarm houden van de werkplek.
US20100267321A1 (en) * 2007-06-22 2010-10-21 Institute Of Occupational Safety And Health, Council Of Labor Affairs, Executive Yuan Air curtain-isolated biosafety cabinet
US7998259B2 (en) * 2008-01-17 2011-08-16 Rajagopal Vijayakumar Combination high efficiency particle and gas filter
US10029797B2 (en) * 2008-09-30 2018-07-24 The Boeing Company Personal ventilation in an aircraft environment
US20110038771A1 (en) * 2009-08-11 2011-02-17 Basf Corporation Particulate Air Filter With Ozone Catalyst and Methods of Manufacture and Use
US8499764B2 (en) 2010-05-26 2013-08-06 The Invention Science Fund I, Llc Portable apparatus for establishing an isolation field
US12116133B2 (en) 2021-06-30 2024-10-15 The Boeing Company Ventilation assembly in an aircraft

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE536592A (ja) *
US2952333A (en) * 1959-03-04 1960-09-13 Flanders Filter Inc Filters
US3158457A (en) * 1962-05-14 1964-11-24 Willis J Whitfield Ultra-clean room
US3251177A (en) * 1963-05-15 1966-05-17 Arthur K Baker Dust-free bench
US3242656A (en) * 1964-05-01 1966-03-29 American Air Filter Co High efficiency unit filter assembly
US3336855A (en) * 1965-12-30 1967-08-22 Atmos Tech Corp Ultraclean work station
US3426512A (en) * 1967-06-28 1969-02-11 Alexander G Nesher Ventilation device for producing laminar flow
US3977091A (en) * 1969-07-19 1976-08-31 Hoechst Aktiengesellschaft Tempering and sterilizing device
US3721067A (en) * 1970-11-12 1973-03-20 B Agnew Clean air system for hospital operating rooms
US3776121A (en) * 1972-06-23 1973-12-04 A Truhan Controlled environmental apparatus for industry
US3895570A (en) * 1973-09-27 1975-07-22 Baker Company Inc Air-insulated work station
GB1488514A (en) * 1974-04-26 1977-10-12 Howorth Air Eng Ltd Operating theatre
GB1488513A (en) 1974-04-26 1977-10-12 Howorth Air Eng Ltd Clean air zone
US3966407A (en) * 1974-08-02 1976-06-29 Harry Zuckerberg Air sterilizing compressor system
SE397925B (sv) 1974-09-19 1977-11-28 Svenska Flaektfabriken Ab Fergsprutbox och sett att ventilera densamma
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FR2332028A2 (fr) 1975-11-21 1977-06-17 Joubert Jack Perfectionnements aux moyens d'elimination de micro-organismes en suspension dans l'air de locaux fermes
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Also Published As

Publication number Publication date
EP0062719B1 (en) 1986-10-01
US4412849A (en) 1983-11-01
EP0062719A1 (en) 1982-10-20
DE3175427D1 (en) 1986-11-06

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