CA1239847A - Emergency mask - Google Patents
Emergency maskInfo
- Publication number
- CA1239847A CA1239847A CA000451030A CA451030A CA1239847A CA 1239847 A CA1239847 A CA 1239847A CA 000451030 A CA000451030 A CA 000451030A CA 451030 A CA451030 A CA 451030A CA 1239847 A CA1239847 A CA 1239847A
- Authority
- CA
- Canada
- Prior art keywords
- canister
- holder
- hood
- face piece
- check valve
- 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.)
- Expired
Links
- 239000000729 antidote Substances 0.000 claims abstract description 18
- 230000008878 coupling Effects 0.000 claims description 50
- 238000010168 coupling process Methods 0.000 claims description 50
- 238000005859 coupling reaction Methods 0.000 claims description 50
- 238000007789 sealing Methods 0.000 claims description 22
- 238000012856 packing Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 11
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract 1
- 101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 description 9
- 239000002341 toxic gas Substances 0.000 description 9
- 239000004033 plastic Substances 0.000 description 8
- 239000005030 aluminium foil Substances 0.000 description 7
- 239000012528 membrane Substances 0.000 description 7
- 229920003023 plastic Polymers 0.000 description 7
- 239000004744 fabric Substances 0.000 description 6
- 239000000779 smoke Substances 0.000 description 6
- 239000004411 aluminium Substances 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 230000004224 protection Effects 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 210000004779 membrane envelope Anatomy 0.000 description 3
- 230000001473 noxious effect Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000001012 protector Effects 0.000 description 3
- 239000005060 rubber Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229920006266 Vinyl film Polymers 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- XLJMAIOERFSOGZ-UHFFFAOYSA-N cyanic acid Chemical compound OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 description 2
- 229920002457 flexible plastic Polymers 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229920000298 Cellophane Polymers 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 229910000428 cobalt oxide Inorganic materials 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000002649 leather substitute Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 229910001923 silver oxide Inorganic materials 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4674683U JPS59154271U (ja) | 1983-04-01 | 1983-04-01 | 薬剤缶缶体連結用のマスク本体側連結部 |
| JP46,746/83 | 1983-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1239847A true CA1239847A (en) | 1988-08-02 |
Family
ID=12755896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000451030A Expired CA1239847A (en) | 1983-04-01 | 1984-03-30 | Emergency mask |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS59154271U (en)) |
| CA (1) | CA1239847A (en)) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7210477B2 (en) | 2002-05-29 | 2007-05-01 | Brookdale International Systems, Inc. | Respirator hood assembly |
-
1983
- 1983-04-01 JP JP4674683U patent/JPS59154271U/ja active Granted
-
1984
- 1984-03-30 CA CA000451030A patent/CA1239847A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7210477B2 (en) | 2002-05-29 | 2007-05-01 | Brookdale International Systems, Inc. | Respirator hood assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0234915Y2 (en)) | 1990-09-20 |
| JPS59154271U (ja) | 1984-10-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |