CA1272935A - Breathing apparatus - Google Patents

Breathing apparatus

Info

Publication number: CA1272935A
Authority: CA; Canada
Prior art keywords: supply; breathing; breathing apparatus; oxygen; respiratory
Prior art date: 1985-10-01
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.): Expired - Lifetime

Application number

CA000519438A

Other languages

English (en)

French (fr)

Inventor

John Stewart Simpson Stewart

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

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.)

1985-10-01

Filing date

1986-09-30

Publication date

1990-08-21

1985-10-01 Priority claimed from GB858524181A external-priority patent/GB8524181D0/en

1986-02-04 Priority claimed from GB868602676A external-priority patent/GB8602676D0/en

1986-05-29 Priority claimed from GB868613002A external-priority patent/GB8613002D0/en

1986-09-30 Application filed by Individual filed Critical Individual

1990-08-21 Application granted granted Critical

1990-08-21 Publication of CA1272935A publication Critical patent/CA1272935A/en

2007-08-21 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 90
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 170
239000001301 oxygen Substances 0.000 claims abstract description 168
229910052760 oxygen Inorganic materials 0.000 claims abstract description 168
239000007789 gas Substances 0.000 claims abstract description 120
230000000241 respiratory effect Effects 0.000 claims abstract description 61
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 56
229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 28
239000001569 carbon dioxide Substances 0.000 claims abstract description 28
238000010521 absorption reaction Methods 0.000 claims abstract description 11
239000006096 absorbing agent Substances 0.000 claims description 49
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 22
238000006243 chemical reaction Methods 0.000 claims description 13
230000000717 retained effect Effects 0.000 claims description 7
230000004913 activation Effects 0.000 claims 2
230000000977 initiatory effect Effects 0.000 claims 1
230000001502 supplementing effect Effects 0.000 claims 1
230000001473 noxious effect Effects 0.000 abstract description 13
239000013589 supplement Substances 0.000 abstract description 5
230000007246 mechanism Effects 0.000 description 21
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
210000004072 lung Anatomy 0.000 description 11
229920003023 plastic Polymers 0.000 description 10
239000004033 plastic Substances 0.000 description 10
239000002250 absorbent Substances 0.000 description 9
239000000463 material Substances 0.000 description 9
101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 description 8
230000002745 absorbent Effects 0.000 description 8
229910052757 nitrogen Inorganic materials 0.000 description 8
239000000779 smoke Substances 0.000 description 8
230000006837 decompression Effects 0.000 description 7
210000003128 head Anatomy 0.000 description 7
239000000126 substance Substances 0.000 description 7
238000000034 method Methods 0.000 description 6
238000001914 filtration Methods 0.000 description 4
239000000203 mixture Substances 0.000 description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
206010002091 Anaesthesia Diseases 0.000 description 3
208000003443 Unconsciousness Diseases 0.000 description 3
238000007792 addition Methods 0.000 description 3
238000001949 anaesthesia Methods 0.000 description 3
230000037005 anaesthesia Effects 0.000 description 3
230000008901 benefit Effects 0.000 description 3
238000001514 detection method Methods 0.000 description 3
238000010586 diagram Methods 0.000 description 3
230000000694 effects Effects 0.000 description 3
239000000446 fuel Substances 0.000 description 3
238000012423 maintenance Methods 0.000 description 3
230000004048 modification Effects 0.000 description 3
238000012986 modification Methods 0.000 description 3
HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 description 3
206010002660 Anoxia Diseases 0.000 description 2
241000976983 Anoxia Species 0.000 description 2
206010021143 Hypoxia Diseases 0.000 description 2
210000001015 abdomen Anatomy 0.000 description 2
230000001154 acute effect Effects 0.000 description 2
230000006978 adaptation Effects 0.000 description 2
230000007953 anoxia Effects 0.000 description 2
230000033228 biological regulation Effects 0.000 description 2
230000008859 change Effects 0.000 description 2
239000003795 chemical substances by application Substances 0.000 description 2
230000006835 compression Effects 0.000 description 2
238000007906 compression Methods 0.000 description 2
230000009977 dual effect Effects 0.000 description 2
239000003517 fume Substances 0.000 description 2
230000007775 late Effects 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
239000002184 metal Substances 0.000 description 2
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
230000003068 static effect Effects 0.000 description 2
238000012549 training Methods 0.000 description 2
206010000369 Accident Diseases 0.000 description 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
241000272470 Circus Species 0.000 description 1
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
229920000114 Corrugated plastic Polymers 0.000 description 1
XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
101100536354 Drosophila melanogaster tant gene Proteins 0.000 description 1
HOKDBMAJZXIPGC-UHFFFAOYSA-N Mequitazine Chemical compound C12=CC=CC=C2SC2=CC=CC=C2N1CC1C(CC2)CCN2C1 HOKDBMAJZXIPGC-UHFFFAOYSA-N 0.000 description 1
101100314144 Mus musculus Tnip1 gene Proteins 0.000 description 1
101100060189 Streptomyces roseochromogenus subsp. oscitans cloR gene Proteins 0.000 description 1
241000287181 Sturnus vulgaris Species 0.000 description 1
241000270666 Testudines Species 0.000 description 1
240000004543 Vicia ervilia Species 0.000 description 1
230000004075 alteration Effects 0.000 description 1
230000003444 anaesthetic effect Effects 0.000 description 1
208000007502 anemia Diseases 0.000 description 1
238000013459 approach Methods 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
229910002091 carbon monoxide Inorganic materials 0.000 description 1
150000001768 cations Chemical class 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
239000004020 conductor Substances 0.000 description 1
238000001816 cooling Methods 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000010949 copper Substances 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
238000013461 design Methods 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
230000008030 elimination Effects 0.000 description 1
238000003379 elimination reaction Methods 0.000 description 1
230000003090 exacerbative effect Effects 0.000 description 1
239000012530 fluid Substances 0.000 description 1
239000008187 granular material Substances 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
230000003447 ipsilateral effect Effects 0.000 description 1
231100000516 lung damage Toxicity 0.000 description 1
230000007257 malfunction Effects 0.000 description 1
VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
239000002245 particle Substances 0.000 description 1
230000001991 pathophysiological effect Effects 0.000 description 1
230000035515 penetration Effects 0.000 description 1
231100000614 poison Toxicity 0.000 description 1
230000002685 pulmonary effect Effects 0.000 description 1
230000009467 reduction Effects 0.000 description 1
238000009877 rendering Methods 0.000 description 1
239000010865 sewage Substances 0.000 description 1
230000035939 shock Effects 0.000 description 1
230000003685 thermal hair damage Effects 0.000 description 1
239000003440 toxic substance Substances 0.000 description 1
238000009834 vaporization Methods 0.000 description 1
230000000007 visual effect Effects 0.000 description 1
239000002699 waste material Substances 0.000 description 1
PICXIOQBANWBIZ-UHFFFAOYSA-N zinc;1-oxidopyridine-2-thione Chemical class [Zn+2].[O-]N1C=CC=CC1=S.[O-]N1C=CC=CC1=S PICXIOQBANWBIZ-UHFFFAOYSA-N 0.000 description 1

Classifications

- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B17/00—Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes
- A62B17/006—Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes against contamination from chemicals, toxic or hostile environments; ABC suits
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/14—Respiratory apparatus for high-altitude aircraft

Landscapes

Health & Medical Sciences (AREA)
General Health & Medical Sciences (AREA)
Business, Economics & Management (AREA)
Emergency Management (AREA)
Pulmonology (AREA)
Toxicology (AREA)
Respiratory Apparatuses And Protective Means (AREA)
External Artificial Organs (AREA)
Orthopedics, Nursing, And Contraception (AREA)

CA000519438A 1985-10-01 1986-09-30 Breathing apparatus Expired - Lifetime CA1272935A (en)

Applications Claiming Priority (10)

Application Number	Priority Date	Filing Date	Title
GB8524181		1985-10-01
GB858524181A GB8524181D0 (en)	1985-10-01	1985-10-01	Breathing equipment
GB868601325A GB8601325D0 (en)	1985-10-01	1986-01-21	Breathing equipment
GB8601325		1986-01-21
GB868602676A GB8602676D0 (en)	1986-02-04	1986-02-04	Breathing equipment
GB8602676		1986-02-04
GB8613002		1986-05-29
GB868613002A GB8613002D0 (en)	1986-05-29	1986-05-29	Breathing equipment
GB8616202		1986-07-02
GB868616202A GB8616202D0 (en)	1985-10-01	1986-07-02	Breathing equipment

Publications (1)

Publication Number	Publication Date
CA1272935A true CA1272935A (en)	1990-08-21

Family

ID=27516618

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000519438A Expired - Lifetime CA1272935A (en)	1985-10-01	1986-09-30	Breathing apparatus

Country Status (7)

Country	Link
EP (1)	EP0276217B1 (de)
AT (1)	ATE66625T1 (de)
AU (1)	AU611382B2 (de)
CA (1)	CA1272935A (de)
DE (1)	DE3681179D1 (de)
GB (1)	GB2182569B (de)
WO (1)	WO1987001949A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2212725A (en) *	1987-11-23	1989-08-02	Cruickshank John S	Breathing apparatus
US6340024B1 (en)	1993-01-07	2002-01-22	Dme Corporation	Protective hood and oral/nasal mask
GB2275612A (en) *	1993-02-11	1994-09-07	Coal Ind	Improvements in or relating to respiratory protective equipment
US6732733B1 (en)	1997-10-03	2004-05-11	3M Innovative Properties Company	Half-mask respirator with head harness assembly
US6062221A (en)	1997-10-03	2000-05-16	3M Innovative Properties Company	Drop-down face mask assembly
US6343603B1 (en) *	1998-10-09	2002-02-05	Fisher & Paykel Limited	Connector
ATE528049T1 (de) *	2008-05-30	2011-10-15	Intertechnique Sa	Sauerstoffatmungsvorrichtung mit sauerstoffpuffer
CA2819724A1 (en) *	2012-06-28	2013-12-28	Intertechnique	Emergency oxygen supply mask and emergency oxygen supply arrangement adapted for rescuing a passenger of an aircraft in an emergency situation, method of rescuing a passenger of an aircraft in an emergency situation
DE102017127293B4 (de)	2017-11-20	2025-07-03	Airbus Operations Gmbh	Sauerstoffversorgungsvorrichtung und Verfahren zum Versorgen einer Passagierkabine eines Luftfahrzeugs mit Sauerstoff

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB426962A (en) *	1933-10-12	1935-04-12	Robert Henry Davis	Improvements in or relating to diving apparatus
GB789466A (en) *	1954-12-13	1958-01-22	Aro Equipment Corp	Improvements in or relating to emergency oxygen valves for use with aviator's oxygen masks
GB862984A (en) *	1956-07-23	1961-03-15	Drager Otto H	Improvements in or relating to breathing apparatus for underwater use
GB944931A (en) *	1960-06-11	1963-12-18	Normalair Ltd	Improvements in or relating to breathing apparatus
US3980081A (en) *	1975-06-25	1976-09-14	Mine Safety Appliances Company	Self-rescue breathing apparatus
GB2045090B (en) *	1977-11-11	1982-08-25	Secr Defence	Respirators
GB8332362D0 (en) *	1983-12-05	1984-01-11	Banyaszati Aknamelyito	Rescue device supplying oxygen
GB2169209B (en) *	1984-11-23	1989-02-15	Gas Serv Offshore Ltd	Divers life support system including a bail-out rebreather
GB8506341D0 (en) *	1985-03-12	1985-04-11	Krasberg A	Driving helmet neck dam/breathing bag

1986
- 1986-09-30 EP EP86905884A patent/EP0276217B1/de not_active Expired - Lifetime
- 1986-09-30 DE DE8686905884T patent/DE3681179D1/de not_active Expired - Fee Related
- 1986-09-30 AU AU64046/86A patent/AU611382B2/en not_active Ceased
- 1986-09-30 WO PCT/GB1986/000581 patent/WO1987001949A1/en not_active Ceased
- 1986-09-30 GB GB8623474A patent/GB2182569B/en not_active Expired
- 1986-09-30 CA CA000519438A patent/CA1272935A/en not_active Expired - Lifetime
- 1986-09-30 AT AT86905884T patent/ATE66625T1/de active

Also Published As

Publication number	Publication date
GB2182569B (en)	1989-09-06
GB8623474D0 (en)	1986-11-05
ATE66625T1 (de)	1991-09-15
GB2182569A (en)	1987-05-20
AU6404686A (en)	1987-04-24
AU611382B2 (en)	1991-06-13
EP0276217B1 (de)	1991-08-28
WO1987001949A1 (en)	1987-04-09
DE3681179D1 (de)	1991-10-02
EP0276217A1 (de)	1988-08-03

Legal Events

Date	Code	Title	Description
1993-02-23	MKLA	Lapsed

Publication	Publication Date	Title
US5007421A (en)	1991-04-16	Breathing apparatus
US5687713A (en)	1997-11-18	Breathing mask
US4116237A (en)	1978-09-26	Emergency breathing apparatus
EP0070317B1 (de)	1986-08-13	Überlebungssystem und verfahren zum zuführen von frischer luft in abgeschlossene räume
US5115804A (en)	1992-05-26	Protective hood and oral-nasal mask
US6340024B1 (en)	2002-01-22	Protective hood and oral/nasal mask
JP2958422B2 (ja)	1999-10-06	保護フード付呼吸具
CA2775755C (en)	2017-12-12	Emergency breathing apparatus
US20140261406A1 (en)	2014-09-18	Safety vest floatation system with oxygen supply
EP1786523A2 (de)	2007-05-23	Vorrichtung und verfahren zur bereitstellung atembarer luft und körperlichen schutzes in einer kontaminierten umgebung
EP0276217B1 (de)	1991-08-28	Atemschutzeinrichtung für flugzeugpassagiere
US20160193485A1 (en)	2016-07-07	Emergency breathing apparatus
EP2679281B1 (de)	2020-07-08	Notsauerstoffmask und Notsauerstofflieferungsanlage für Passagierrettung im Notfall, Verfahren für Passagierrettung im Notfall
CN105233439B (zh)	2018-08-24	一种隔绝防水式正压氧气呼吸器
Gradwell et al.	2016	Oxygen systems, pressure cabin and clothing
CN2778323Y (zh)	2006-05-10	森林消防人员化学氧呼吸器
EP0327643B1 (de)	1994-10-19	Schutzhaube und oral-nasal-maske
EP0682543B1 (de)	1999-09-08	Atemschutzmaske
GB2189152A (en)	1987-10-21	Emergency escape breathing apparatus
EP0301732A2 (de)	1989-02-01	Atemschutzvorrichtung
US642057A (en)	1900-01-23	Fireman's respirator.
US12433804B1 (en)	2025-10-07	Rescue system
CA1326805C (en)	1994-02-08	Protective hood and oral-nasal mask
FI103260B (fi)	1999-05-31	Menetelmä ja laite suojanaamarin poistokaasujen hyödyntämiseksi
GB2189153A (en)	1987-10-21	Emergency escape breathing apparatus