JPH021240U - - Google Patents

Info

Publication number
JPH021240U
JPH021240U JP7691688U JP7691688U JPH021240U JP H021240 U JPH021240 U JP H021240U JP 7691688 U JP7691688 U JP 7691688U JP 7691688 U JP7691688 U JP 7691688U JP H021240 U JPH021240 U JP H021240U
Authority
JP
Japan
Prior art keywords
membrane
indoor pressure
clean
booth
valve mechanism
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.)
Granted
Application number
JP7691688U
Other languages
English (en)
Other versions
JPH0522266Y2 (ja
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
Application filed filed Critical
Priority to JP1988076916U priority Critical patent/JPH0522266Y2/ja
Publication of JPH021240U publication Critical patent/JPH021240U/ja
Application granted granted Critical
Publication of JPH0522266Y2 publication Critical patent/JPH0522266Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Ventilation (AREA)
  • Devices For Use In Laboratory Experiments (AREA)

Description

【図面の簡単な説明】
第1図乃至第4図は本考案の実施例に関し、第
1図は全体正面図、第2図は弁機構の正面図、第
3図は第2図における−線に沿う断面図、第
4図は弁機構の作用説明図、第5図乃至第7図は
周知のクリーンブースに関し、第5図は正面図、
第6図は右側面図、第7図は第5図における−
線に沿う断面図である。 1はクリーンブース、2はブース本体、3は浄
化空気供給機構、5は側膜、6は隙間、10は弁
機構、11は小窓、12は覆膜、14は重錘であ
る。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 上方に浄化空気供給機構を備え、四周を非
    通気性の側膜により囲み、下方に隙間を設け、上
    方から清浄空気を吹き込み、下方隙間から放出す
    るクリーンブースにおいて、側膜適所に室内圧力
    調整用弁機構を備えたことを特徴とするクリーン
    ブース。 (2) 室内圧力調整用弁機構は側膜に穿孔した小
    窓と、この小窓を外方から覆い、かつ下方に重錘
    を取り付けた非通気性の覆膜を垂下して取り付け
    てなり、室内圧力が設定値以上に上昇したとき、
    圧力空気は覆膜を押圧し小窓から排出することを
    特徴とする請求項1記載のクリーンブース。
JP1988076916U 1988-06-09 1988-06-09 Expired - Lifetime JPH0522266Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988076916U JPH0522266Y2 (ja) 1988-06-09 1988-06-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988076916U JPH0522266Y2 (ja) 1988-06-09 1988-06-09

Publications (2)

Publication Number Publication Date
JPH021240U true JPH021240U (ja) 1990-01-08
JPH0522266Y2 JPH0522266Y2 (ja) 1993-06-08

Family

ID=31301921

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988076916U Expired - Lifetime JPH0522266Y2 (ja) 1988-06-09 1988-06-09

Country Status (1)

Country Link
JP (1) JPH0522266Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007243021A (ja) * 2006-03-10 2007-09-20 Nippon Spindle Mfg Co Ltd ブース

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01120036U (ja) * 1988-02-02 1989-08-15

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01120036U (ja) * 1988-02-02 1989-08-15

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007243021A (ja) * 2006-03-10 2007-09-20 Nippon Spindle Mfg Co Ltd ブース
JP4549304B2 (ja) * 2006-03-10 2010-09-22 日本スピンドル製造株式会社 ブース

Also Published As

Publication number Publication date
JPH0522266Y2 (ja) 1993-06-08

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