JP4767942B2 - 呼吸用保護具 - Google Patents
呼吸用保護具 Download PDFInfo
- Publication number
- JP4767942B2 JP4767942B2 JP2007503423A JP2007503423A JP4767942B2 JP 4767942 B2 JP4767942 B2 JP 4767942B2 JP 2007503423 A JP2007503423 A JP 2007503423A JP 2007503423 A JP2007503423 A JP 2007503423A JP 4767942 B2 JP4767942 B2 JP 4767942B2
- Authority
- JP
- Japan
- Prior art keywords
- volume
- main
- air
- filter
- mask
- 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.)
- Active
Links
- 230000000241 respiratory effect Effects 0.000 title claims description 28
- 230000001681 protective effect Effects 0.000 claims description 18
- 238000001914 filtration Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 3
- 239000003570 air Substances 0.000 description 61
- 239000000126 substance Substances 0.000 description 8
- 239000012080 ambient air Substances 0.000 description 7
- 239000013536 elastomeric material Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000013056 hazardous product Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 2
- 101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 210000003097 mucus Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
- A62B18/082—Assembling eyepieces, lenses or vision-correction means in or on gas-masks
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B23/00—Filters for breathing-protection purposes
- A62B23/02—Filters for breathing-protection purposes for respirators
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/10—Respiratory apparatus with filter elements
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Pulmonology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Materials For Medical Uses (AREA)
- Prostheses (AREA)
Description
1)着用者の口と鼻のみを覆う簡易なマスク。この類型は、口鼻マスクと呼ばれる。
2)着用者の顔全体を囲い、顔の周りと係合するシールと、着用者が見ることができるようにするためのバイザーとを組み込んだフルフェイスマスク。
3)着用者の頭全体を囲い、着用者の首回りのシールと、着用者が見ることができるようにするためのバイザーとを組み込んだフード。
4)着用者の身体全体を囲い、着用者が見ることができるようにするためのバイザーを組み込んだ保護スーツ。
Claims (12)
- 少なくとも着用者の顔を覆い、該着用者が見ることができるように配置されたバイザーを組み込んだ呼吸用保護具であって、
該呼吸用保護具は、外部から主フィルターを介して空気を引き込む主ボリュームと、該着用者の鼻と口を覆うように配置された第2ボリュームと、を画定しており、
該主ボリュームから該第2ボリュームへ通過するガスをフィルター処理するための第2フィルターを該主ボリュームと該第2ボリュームの間の管に備えることを特徴とする呼吸用保護具。 - 該第2ボリュームは、該着用者の顔に接触する場所に沿って弾性シールを有する口鼻マスクの形態をとる、請求項1に記載の呼吸用保護具。
- 空気は、該外部から、該主フィルターが嵌められた主吸気口を介し、該主ボリュームに引き込まれる、請求項1又は2に記載の呼吸用保護具。
- 該吸気口には、更に、空気が外部から該主ボリュームに入るのを許容するが逆方向は許容しないように作用する一方向弁が取り付けられている、請求項3に記載の呼吸用保護具。
- 該一方向弁は、該主フィルターの下流に配置されている、請求項4に記載の呼吸用保護具。
- 更なる一方向弁が、該主ボリュームから該第2ボリュームへの空気の流れの中に取り付けられ、空気が、該主ボリュームから該第2ボリュームへ入るのを許容するが、逆方向は許容しないように作用する、請求項1から5のいずれか一項に記載の呼吸用保護具。
- 該更なる一方向弁は、該第2フィルターの下流に配置されている、請求項6に記載の呼吸用保護具。
- 該主ボリュームから該第2ボリュームへ流れる空気の第2吸気口が、該主ボリュームにおいて、該呼吸用保護具を横切るように該主吸気口と反対側に配置され、該主吸気口から該第2吸気口へ流れる空気が、該バイザーを横切って通過するようにした、請求項1から7のいずれか一項に記載の呼吸用保護具。
- 前記管は、該主ボリュームから該第2ボリュームに通過する空気のための前記第2吸気口を備え、空気が該第2ボリュームに流れ込む際に通る前記第2吸気口で終端する、請求項8に記載の呼吸用保護具。
- 該管の該第2吸気口は、該主ボリュームにおいて、該呼吸用保護具を横切るように該主吸気口と反対側に配置され、該管の出口は、該主ボリュームにおいて、該呼吸用保護具を横切ることなく該主吸気口と同じ側に配置されている請求項9に記載の呼吸用保護具。
- 該第2ボリュームには、空気を外部に吐出すことのできる吐出弁が更に取り付けられている、請求項1から10のいずれか一項に記載の呼吸用保護具。
- 該第2ボリュームは、独立したボリュームを該主ボリューム内に備えており、該着用者の顔に接触する該主ボリュームのシールとは別に、独自のシールを有する、請求項1から11のいずれか一項に記載の呼吸用保護具。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0406291.5A GB0406291D0 (en) | 2004-03-19 | 2004-03-19 | Respirators |
GB0406291.5 | 2004-03-19 | ||
PCT/GB2005/050039 WO2005089876A1 (en) | 2004-03-19 | 2005-03-17 | Respirators |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007529255A JP2007529255A (ja) | 2007-10-25 |
JP2007529255A5 JP2007529255A5 (ja) | 2008-05-08 |
JP4767942B2 true JP4767942B2 (ja) | 2011-09-07 |
Family
ID=32118074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007503423A Active JP4767942B2 (ja) | 2004-03-19 | 2005-03-17 | 呼吸用保護具 |
Country Status (24)
Country | Link |
---|---|
US (2) | US9132299B2 (ja) |
EP (1) | EP1729856B1 (ja) |
JP (1) | JP4767942B2 (ja) |
CN (1) | CN1933875B (ja) |
AT (1) | ATE460208T1 (ja) |
AU (1) | AU2005224169B2 (ja) |
BR (1) | BRPI0508956B1 (ja) |
CA (1) | CA2559450C (ja) |
DE (1) | DE602005019862D1 (ja) |
DK (1) | DK1729856T3 (ja) |
EA (1) | EA008716B1 (ja) |
EG (1) | EG24236A (ja) |
ES (1) | ES2343015T3 (ja) |
GB (1) | GB0406291D0 (ja) |
HR (1) | HRP20100331T1 (ja) |
IL (1) | IL178077A (ja) |
NO (1) | NO337968B1 (ja) |
NZ (1) | NZ550364A (ja) |
PL (1) | PL1729856T3 (ja) |
PT (1) | PT1729856E (ja) |
SI (1) | SI1729856T1 (ja) |
UA (1) | UA85224C2 (ja) |
WO (1) | WO2005089876A1 (ja) |
ZA (1) | ZA200608637B (ja) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080142014A1 (en) * | 2006-12-18 | 2008-06-19 | Yandong Jiang | Method and device for improving efficiency of breathing |
US9155924B1 (en) * | 2007-02-08 | 2015-10-13 | The United States Of America As Represented By The Secretary Of The Army | Modular chemical/biological headgear system |
US20100163043A1 (en) * | 2008-06-25 | 2010-07-01 | Hart William T | Self-contained oral ventilation device |
GB2470199B (en) * | 2009-05-12 | 2013-08-14 | Scott Health & Safety Ltd | Mask for breathing apparatus |
AR095434A1 (es) | 2013-03-15 | 2015-10-14 | Scott Tech Inc | Interfaz de filtro de respirador |
MX368938B (es) | 2013-03-15 | 2019-10-22 | Scott Tech Inc | Mascarilla facial completa reconfigurable que tiene un modulo de cartucho para la proteccion respiratoria. |
GB201314886D0 (en) * | 2013-08-20 | 2013-10-02 | 3M Innovative Properties Co | Personal respiratory protection device |
GB2515847B (en) | 2013-12-04 | 2015-05-27 | Design Reality Ltd | Respirators |
CN204248975U (zh) * | 2014-12-04 | 2015-04-08 | 惠阳亚伦塑胶电器实业有限公司 | 一种切丁机 |
EP3621872B1 (en) * | 2017-05-08 | 2024-08-21 | Datafly Commerce Inc. | Full face mask and snorkel |
USD881380S1 (en) | 2017-10-16 | 2020-04-14 | Gentex Corporation | Respirator |
CN107899151B (zh) * | 2017-11-24 | 2023-04-18 | 北京欧美中科学技术研究院 | 宜人的防雾化学实验防毒面具 |
JP2020048927A (ja) * | 2018-09-27 | 2020-04-02 | 日本光電工業株式会社 | マスク |
US11497261B2 (en) * | 2019-03-08 | 2022-11-15 | SteelGorillas LLC | Dust hood |
US11771928B2 (en) * | 2020-03-09 | 2023-10-03 | Omachron Intellectual Property Inc. | Filter mask |
US11524084B2 (en) | 2020-03-22 | 2022-12-13 | Matthew Jay Tung | Ultraviolet face shield systems for reducing germ transmission |
CN111493409A (zh) * | 2020-04-28 | 2020-08-07 | 深圳市鼎盛医疗科技有限公司 | 一种自增压防护口罩及其通气方法 |
CN212913410U (zh) * | 2020-05-29 | 2021-04-09 | 黄骅市康田医疗器械有限公司 | 一种防护面屏 |
WO2022026382A1 (en) | 2020-07-27 | 2022-02-03 | Auburn University | Serviceable respirator system with configurable components |
US20220088420A1 (en) * | 2020-09-21 | 2022-03-24 | David T. W. Chiu | Facial guard system |
US11358010B1 (en) * | 2021-04-01 | 2022-06-14 | Cliff R. Rusin | Mask clip assembly with a housing having an exhaust port and one-way valve |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2381568A (en) * | 1942-10-19 | 1945-08-07 | Mark Cooney | Gas mask |
DE1708046A1 (de) * | 1967-06-10 | 1971-04-22 | Draegerwerk Ag | Atemschutzmaske |
JPS499518Y1 (ja) * | 1970-12-15 | 1974-03-06 | ||
US6176239B1 (en) * | 1997-08-06 | 2001-01-23 | The United States Of America As Represented By The Secretary Of The Army | Advanced chemical-biological mask |
WO2003068318A1 (en) * | 2002-02-16 | 2003-08-21 | The Secretary Of State For Defence | Respirators |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2435167A (en) * | 1944-08-08 | 1948-01-27 | Allied Chem & Dye Corp | Protective device |
US2462005A (en) * | 1947-09-27 | 1949-02-15 | American Optical Corp | Face shield for use with respirators |
US2810386A (en) * | 1952-11-07 | 1957-10-22 | American Optical Corp | Oxygen masks embodying means for ventilating goggles |
US3572332A (en) * | 1969-04-29 | 1971-03-23 | Mine Safety Appliances Co | Combination valve and speaking diaphragm unit |
AU559307B2 (en) * | 1983-06-07 | 1987-03-05 | Racal Safety Ltd. | Breathing apparatus |
US4549542A (en) * | 1983-07-25 | 1985-10-29 | Chien Chao Huei | Multiple-effect respirator |
JPS62106778A (ja) * | 1985-11-05 | 1987-05-18 | 天昇電気工業株式会社 | 防煙マスク |
GB2203050B (en) * | 1987-04-06 | 1991-07-31 | Cam Lock | Respirator |
US4945907A (en) * | 1987-04-13 | 1990-08-07 | New England Thermoplastics, Inc. | Face mask |
EP0352938B1 (en) * | 1988-07-26 | 1993-10-06 | RACAL HEALTH & SAFETY LIMITED | Breathing apparatus |
DE3921603A1 (de) * | 1989-06-30 | 1991-01-10 | Draegerwerk Ag | Atemschutzmaske mit einer manschettenbaenderung |
DE4017336C1 (ja) * | 1990-05-30 | 1991-06-13 | Draegerwerk Ag, 2400 Luebeck, De | |
US5140980A (en) * | 1990-06-13 | 1992-08-25 | Ilc Dover, Inc. | Hood mask and air filter system and method of manufacture thereof |
DE4132680C2 (de) * | 1991-10-01 | 1994-02-10 | Draegerwerk Ag | Atemschutzmaske mit Innenhalbmaske und Schadstoffindikator |
US5372130A (en) * | 1992-02-26 | 1994-12-13 | Djs&T Limited Partnership | Face mask assembly and method having a fan and replaceable filter |
DE4214239C2 (de) * | 1992-04-30 | 1994-06-16 | Draegerwerk Ag | Atemschutzmaske mit einem indikator |
US5553608A (en) * | 1994-07-20 | 1996-09-10 | Tecnol Medical Products, Inc. | Face mask with enhanced seal and method |
SE511289C2 (sv) * | 1995-07-05 | 1999-09-06 | Comasec International Sa | Andningsutrustning för utrymningsändamål med optimal användning av tillförd andningsgas |
FR2742667B1 (fr) * | 1995-12-21 | 1998-02-06 | Schegerin Robert | Element de tete a zones a pression regulees, notamment pour pilote d'aeronef |
GB0019291D0 (en) * | 2000-08-07 | 2000-09-27 | Secr Defence | Respirators |
US6435184B1 (en) * | 2000-09-01 | 2002-08-20 | Tien Lu Ho | Gas mask structure |
JP4091439B2 (ja) * | 2001-05-11 | 2008-05-28 | マイン セイフティ アプライアンセス カンパニー | 濾過式全面型呼吸器用面体 |
US6892729B2 (en) * | 2001-11-20 | 2005-05-17 | Fisher & Paykel Healthcare Limited | Patient interfaces |
US6701925B1 (en) * | 2002-04-11 | 2004-03-09 | Todd A. Resnick | Protective hood respirator |
US6978782B2 (en) * | 2002-08-27 | 2005-12-27 | Amad Tayebi | Full face mask |
-
2004
- 2004-03-19 GB GBGB0406291.5A patent/GB0406291D0/en not_active Ceased
-
2005
- 2005-03-17 DK DK05718131.5T patent/DK1729856T3/da active
- 2005-03-17 ES ES05718131T patent/ES2343015T3/es active Active
- 2005-03-17 US US10/598,969 patent/US9132299B2/en active Active
- 2005-03-17 CA CA2559450A patent/CA2559450C/en not_active Expired - Fee Related
- 2005-03-17 UA UAA200611004A patent/UA85224C2/uk unknown
- 2005-03-17 AT AT05718131T patent/ATE460208T1/de active
- 2005-03-17 WO PCT/GB2005/050039 patent/WO2005089876A1/en active Application Filing
- 2005-03-17 PT PT05718131T patent/PT1729856E/pt unknown
- 2005-03-17 PL PL05718131T patent/PL1729856T3/pl unknown
- 2005-03-17 EP EP05718131A patent/EP1729856B1/en active Active
- 2005-03-17 DE DE602005019862T patent/DE602005019862D1/de active Active
- 2005-03-17 CN CN2005800088045A patent/CN1933875B/zh not_active Expired - Fee Related
- 2005-03-17 EA EA200601735A patent/EA008716B1/ru not_active IP Right Cessation
- 2005-03-17 SI SI200531029T patent/SI1729856T1/sl unknown
- 2005-03-17 NZ NZ550364A patent/NZ550364A/en not_active IP Right Cessation
- 2005-03-17 JP JP2007503423A patent/JP4767942B2/ja active Active
- 2005-03-17 BR BRPI0508956A patent/BRPI0508956B1/pt not_active IP Right Cessation
- 2005-03-17 AU AU2005224169A patent/AU2005224169B2/en not_active Ceased
-
2006
- 2006-09-14 IL IL178077A patent/IL178077A/en active IP Right Grant
- 2006-09-19 EG EGNA2006000889 patent/EG24236A/xx active
- 2006-10-17 ZA ZA200608637A patent/ZA200608637B/en unknown
- 2006-10-18 NO NO20064777A patent/NO337968B1/no not_active IP Right Cessation
-
2010
- 2010-06-09 HR HR20100331T patent/HRP20100331T1/hr unknown
-
2015
- 2015-07-13 US US14/797,933 patent/US10166417B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2381568A (en) * | 1942-10-19 | 1945-08-07 | Mark Cooney | Gas mask |
DE1708046A1 (de) * | 1967-06-10 | 1971-04-22 | Draegerwerk Ag | Atemschutzmaske |
JPS499518Y1 (ja) * | 1970-12-15 | 1974-03-06 | ||
US6176239B1 (en) * | 1997-08-06 | 2001-01-23 | The United States Of America As Represented By The Secretary Of The Army | Advanced chemical-biological mask |
WO2003068318A1 (en) * | 2002-02-16 | 2003-08-21 | The Secretary Of State For Defence | Respirators |
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