JPH0465556U - - Google Patents

Info

Publication number
JPH0465556U
JPH0465556U JP10692790U JP10692790U JPH0465556U JP H0465556 U JPH0465556 U JP H0465556U JP 10692790 U JP10692790 U JP 10692790U JP 10692790 U JP10692790 U JP 10692790U JP H0465556 U JPH0465556 U JP H0465556U
Authority
JP
Japan
Prior art keywords
exhalation valve
cap
exhalation
stoma
negative pressure
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
JP10692790U
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
Application filed filed Critical
Priority to JP10692790U priority Critical patent/JPH0465556U/ja
Publication of JPH0465556U publication Critical patent/JPH0465556U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Respiratory Apparatuses And Protective Means (AREA)

Description

【図面の簡単な説明】
第1図は、本案呼吸器本体の側断面図、第2図
は、第1図に於けるX−X線及びY−Y線の共通
拡大断面図、第3図は、本案防煙マスクの装着要
領の説明図、第4図は、従来技術の説明図である
。 主要部分の符号の説明、1……呼吸器本体、2
……呼気弁室、5……呼気弁、7……排気弁、8
……螺孔、10,10a……気孔、11……口金
、14……帽体、15……挿孔、16……吸気管
、19……開口部、20……締輪、A……防煙マ
スク。

Claims (1)

  1. 【実用新案登録請求の範囲】 呼吸時の吸気による内部負圧によつて開弁する
    と共に、排気による内圧によつて閉弁する呼気弁
    5及び吸気時の内部負圧によつて閉弁し、常時は
    開弁の状態にある排気弁7を有する呼気弁室2を
    備え、該呼気弁室2と通じる気孔10に、気孔1
    0aを有する口金11を取付けるようにした呼吸
    器本体1と、 合成樹脂による袋形態で締輪20による拡縮自
    在の開口部19及び前記口金11に嵌め合される
    挿孔15を有する帽体14と の組合せによりなり、前記螺孔8と口金11との
    間に前記挿孔15を挾着することにより防煙マス
    クBを構成することを特徴とする簡易防煙マスク
    の構造。
JP10692790U 1990-10-13 1990-10-13 Pending JPH0465556U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10692790U JPH0465556U (ja) 1990-10-13 1990-10-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10692790U JPH0465556U (ja) 1990-10-13 1990-10-13

Publications (1)

Publication Number Publication Date
JPH0465556U true JPH0465556U (ja) 1992-06-08

Family

ID=31853214

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10692790U Pending JPH0465556U (ja) 1990-10-13 1990-10-13

Country Status (1)

Country Link
JP (1) JPH0465556U (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010540174A (ja) * 2007-10-05 2010-12-24 スリーエム イノベイティブ プロパティズ カンパニー レスピレーターホース及び取付け装置並びに方法
US8936022B2 (en) 2007-03-23 2015-01-20 3M Innovative Properties Company Air delivery apparatus for respirator hood
US9868001B2 (en) 2007-10-05 2018-01-16 3M Innovative Properties Company Respirator flow control apparatus and method
US10137320B2 (en) 2007-03-23 2018-11-27 3M Innovative Properties Company Respirator flow control apparatus and method
US10391337B2 (en) 2007-11-12 2019-08-27 3M Innovative Properties Company Respirator assembly with air flow direction control

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5145297B2 (ja) * 1973-01-30 1976-12-03

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5145297B2 (ja) * 1973-01-30 1976-12-03

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8936022B2 (en) 2007-03-23 2015-01-20 3M Innovative Properties Company Air delivery apparatus for respirator hood
US10137320B2 (en) 2007-03-23 2018-11-27 3M Innovative Properties Company Respirator flow control apparatus and method
US11130008B2 (en) 2007-03-23 2021-09-28 3M Innovative Properties Company Respirator flow control apparatus and method
US12329994B2 (en) 2007-03-23 2025-06-17 3M Innovative Properties Company Respirator flow control apparatus and method
JP2010540174A (ja) * 2007-10-05 2010-12-24 スリーエム イノベイティブ プロパティズ カンパニー レスピレーターホース及び取付け装置並びに方法
US9868001B2 (en) 2007-10-05 2018-01-16 3M Innovative Properties Company Respirator flow control apparatus and method
US10391337B2 (en) 2007-11-12 2019-08-27 3M Innovative Properties Company Respirator assembly with air flow direction control

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