CS234034B2 - Breating apparatus with closed circuit - Google Patents
Breating apparatus with closed circuit Download PDFInfo
- Publication number
- CS234034B2 CS234034B2 CS817903A CS790381A CS234034B2 CS 234034 B2 CS234034 B2 CS 234034B2 CS 817903 A CS817903 A CS 817903A CS 790381 A CS790381 A CS 790381A CS 234034 B2 CS234034 B2 CS 234034B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- oxygen
- breathing
- bag
- valve
- flow path
- Prior art date
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 60
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 60
- 239000001301 oxygen Substances 0.000 claims abstract description 60
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 45
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 230000000241 respiratory effect Effects 0.000 claims description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 4
- 230000002685 pulmonary effect Effects 0.000 claims description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- 230000002745 absorbent Effects 0.000 claims 1
- 239000002250 absorbent Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000007257 malfunction Effects 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/006—Indicators or warning devices, e.g. of low pressure, contamination
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/02—Divers' equipment
- B63C11/18—Air supply
- B63C11/22—Air supply carried by diver
- B63C11/24—Air supply carried by diver in closed circulation
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3109658A DE3109658C2 (de) | 1981-03-13 | 1981-03-13 | Elektrisch steuerbares Atemschutzgerät nach dem Kreislaufprinzip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS234034B2 true CS234034B2 (en) | 1985-03-14 |
Family
ID=6127143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS817903A CS234034B2 (en) | 1981-03-13 | 1981-10-28 | Breating apparatus with closed circuit |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4423723A (pl) |
| JP (1) | JPS57209489A (pl) |
| CS (1) | CS234034B2 (pl) |
| DE (1) | DE3109658C2 (pl) |
| FR (1) | FR2501510B1 (pl) |
| GB (1) | GB2094641B (pl) |
| PL (1) | PL128604B1 (pl) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3412118A1 (de) * | 1984-03-31 | 1985-10-10 | Allihn & Co Sauerstoffgeräte, 8000 München | Atemphasenregler |
| US4565196A (en) * | 1984-11-05 | 1986-01-21 | Melco Co Inc. | Disposable smoke mask and apparatus |
| US5109837A (en) * | 1987-02-02 | 1992-05-05 | Hyperbaric Mountain Technologies, Inc. | Hyperbaric chamber |
| US4974829A (en) * | 1985-06-10 | 1990-12-04 | Portable Hyperbarics, Inc. | Hyperbaric chamber |
| GB8624230D0 (en) * | 1986-10-09 | 1987-02-04 | Normalair Garrett Ltd | Aircrew breathing systems |
| DE3823381A1 (de) * | 1987-11-03 | 1989-05-24 | Draegerwerk Ag | Kreislaufatemschutzgeraet |
| US4964404A (en) * | 1989-04-19 | 1990-10-23 | Stone William C | Breathing apparatus |
| US5042470A (en) * | 1989-05-30 | 1991-08-27 | Nozomi Kanesaka | Ventilating system for respiration of a patient |
| US5036841A (en) * | 1991-02-22 | 1991-08-06 | Computer Assisted Engineering | Self contained closed circuit breathing apparatus |
| DE4207533C2 (de) * | 1992-03-10 | 1994-03-31 | Draegerwerk Ag | Atemschutzgerät mit Atemluftrückführung |
| DE4411560C1 (de) * | 1994-04-02 | 1995-08-03 | Auergesellschaft Gmbh | Chemikalsauerstoffgerät |
| GB9511651D0 (en) * | 1995-06-08 | 1995-08-02 | Univ Wales Medicine | Blood Volume Measurement |
| US5758641A (en) * | 1995-11-16 | 1998-06-02 | Karr; Lawrence J. | Continuous-flow oxygen valve for oxygen rebreathers |
| US6003513A (en) * | 1996-01-12 | 1999-12-21 | Cochran Consulting | Rebreather having counterlung and a stepper-motor controlled variable flow rate valve |
| FR2752383B1 (fr) * | 1996-08-16 | 1998-11-06 | Intertechnique Sa | Equipement de protection respiratoire a indication de mode de fonctionnement |
| US6341604B1 (en) * | 1997-01-07 | 2002-01-29 | The Carleigh Rae Corp. | Balanced breathing loop compensation resistive alarm system and lung-indexed biased gas addition for any semi-closed circuit breathing apparatus and components and accessories therefor |
| GB9719824D0 (en) * | 1997-09-18 | 1997-11-19 | A P Valves | Self-contained breathing apparatus |
| JP4212244B2 (ja) * | 1999-04-07 | 2009-01-21 | イベント メディカル リミテッド | 人工呼吸装置 |
| US7040319B1 (en) * | 2002-02-22 | 2006-05-09 | The United States Of America As Represented By The National Aeronautics And Space Administration | Method and apparatus for monitoring oxygen partial pressure in air masks |
| US20040182394A1 (en) * | 2003-03-21 | 2004-09-23 | Alvey Jeffrey Arthur | Powered air purifying respirator system and self contained breathing apparatus |
| US20060048777A1 (en) * | 2003-03-21 | 2006-03-09 | Interspiro, Inc. | Apparatus and method for providing breathable air and bodily protection in a contaminated environment |
| US7647927B2 (en) * | 2003-08-22 | 2010-01-19 | Wilcox Industries Corp. | Self-contained breathing system |
| DE102005023393B4 (de) * | 2005-05-20 | 2007-02-15 | Dräger Safety AG & Co. KGaA | Druckluft-Atemgerät |
| DE102005023392B3 (de) * | 2005-05-20 | 2006-06-08 | Dräger Safety AG & Co. KGaA | Druckluft-Atemgerät |
| US20070163591A1 (en) * | 2006-01-13 | 2007-07-19 | Ross Julian T | Method and system for providing breathable air in a closed circuit |
| WO2007109897A1 (en) * | 2006-03-28 | 2007-10-04 | Joseph Fisher | Method and apparatus for ventilation assistance |
| US20090241960A1 (en) * | 2008-04-01 | 2009-10-01 | Event Medical, Inc. | Dual high and low pressure breathing system |
| CN105233439B (zh) * | 2014-07-11 | 2018-08-24 | 辽宁安泰机电设备有限公司 | 一种隔绝防水式正压氧气呼吸器 |
| RU2716915C1 (ru) * | 2018-12-14 | 2020-03-17 | Общество с ограниченной ответственностью "Аквабризер" | Индивидуальный изолирующий дыхательный аппарат замкнутого цикла для погружения под воду |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2818860A (en) | 1955-11-17 | 1958-01-07 | Old Dominion Res And Dev Corp | Method of and means for maintaining desired percentages of oxygen in oxygen tents or other spaces |
| FR1201077A (fr) * | 1957-08-23 | 1959-12-28 | Normalair Ltd | Perfectionnement aux appareils respiratoires |
| US3252458A (en) * | 1965-02-16 | 1966-05-24 | J H Emerson Co | Oxygen sensing and control device for a breathing apparatus |
| US3556098A (en) | 1968-12-04 | 1971-01-19 | John W Kanwisher | Apparatus for controlling environmental conditions, suitable for use underwater |
| US3710553A (en) | 1970-01-28 | 1973-01-16 | Biomarine Industries | Carbon dioxide scrubber and breathing diaphragm assembly for diving apparatus |
| US3722510A (en) * | 1971-06-23 | 1973-03-27 | Biomarine Industries | Safety apparatus for oxygen supply system |
| US3957044A (en) * | 1974-11-11 | 1976-05-18 | Nasa | Self-contained breathing apparatus |
| FR2297642A1 (fr) | 1975-01-17 | 1976-08-13 | France Etat | Appareil respiratoire de plongee autonome |
| DE2608546C3 (de) * | 1975-03-03 | 1981-05-07 | Shelby, William Barney, Elizabeth Nord, Südaustralien | Tauchgerät mit geschlossenem Kreislauf |
| US4236546A (en) * | 1978-10-23 | 1980-12-02 | The United States Of America As Represented By The Secretary Of The Navy | Electronic breathing mixture control |
-
1981
- 1981-03-13 DE DE3109658A patent/DE3109658C2/de not_active Expired
- 1981-10-28 CS CS817903A patent/CS234034B2/cs unknown
- 1981-11-06 PL PL1981233705A patent/PL128604B1/pl unknown
-
1982
- 1982-02-02 GB GB8202909A patent/GB2094641B/en not_active Expired
- 1982-03-11 FR FR8204456A patent/FR2501510B1/fr not_active Expired
- 1982-03-11 US US06/357,064 patent/US4423723A/en not_active Expired - Fee Related
- 1982-03-12 JP JP57038194A patent/JPS57209489A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| PL233705A1 (pl) | 1982-09-27 |
| JPS57209489A (en) | 1982-12-22 |
| US4423723A (en) | 1984-01-03 |
| PL128604B1 (en) | 1984-02-29 |
| GB2094641A (en) | 1982-09-22 |
| FR2501510B1 (fr) | 1985-12-13 |
| GB2094641B (en) | 1984-09-19 |
| DE3109658A1 (de) | 1982-10-28 |
| FR2501510A1 (fr) | 1982-09-17 |
| DE3109658C2 (de) | 1984-04-05 |
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