DE309237C - - Google Patents
Info
- Publication number
- DE309237C DE309237C DENDAT309237D DE309237DA DE309237C DE 309237 C DE309237 C DE 309237C DE NDAT309237 D DENDAT309237 D DE NDAT309237D DE 309237D A DE309237D A DE 309237DA DE 309237 C DE309237 C DE 309237C
- Authority
- DE
- Germany
- Prior art keywords
- sealing edge
- nose
- pressure pieces
- gas
- 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
- 238000007789 sealing Methods 0.000 claims description 19
- 210000001331 Nose Anatomy 0.000 claims description 11
- 239000004744 fabric Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 description 5
- 230000000875 corresponding Effects 0.000 description 2
- 210000003467 Cheek Anatomy 0.000 description 1
- 210000003128 Head Anatomy 0.000 description 1
- 210000003284 Horns Anatomy 0.000 description 1
- 206010040003 Sensation of pressure Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- A62B18/02—Masks
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE309237C true DE309237C (it) |
Family
ID=562415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT309237D Active DE309237C (it) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE309237C (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4406283A (en) * | 1982-02-04 | 1983-09-27 | Phillip Bir | Oxygen cannulae for continuous administration of oxygen, and its associated mounting structure and method for mounting same onto the head of a patient |
-
0
- DE DENDAT309237D patent/DE309237C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4406283A (en) * | 1982-02-04 | 1983-09-27 | Phillip Bir | Oxygen cannulae for continuous administration of oxygen, and its associated mounting structure and method for mounting same onto the head of a patient |
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