DE298016C - - Google Patents
Info
- Publication number
- DE298016C DE298016C DENDAT298016D DE298016DA DE298016C DE 298016 C DE298016 C DE 298016C DE NDAT298016 D DENDAT298016 D DE NDAT298016D DE 298016D A DE298016D A DE 298016DA DE 298016 C DE298016 C DE 298016C
- Authority
- DE
- Germany
- Prior art keywords
- valve
- pressure reducing
- reducing valve
- gas
- membrane
- 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
- 235000015097 nutrients Nutrition 0.000 claims description 11
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 7
- 239000012528 membrane Substances 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000254 damaging effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000000635 valve cell Anatomy 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
- A62B7/10—Respiratory apparatus with filter elements
Landscapes
- Health & Medical Sciences (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 |
|---|---|
| DE298016C true DE298016C (enrdf_load_stackoverflow) |
Family
ID=552258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT298016D Active DE298016C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE298016C (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE904624C (de) * | 1937-12-31 | 1954-02-22 | Draegerwerk Ag | Vorrichtung zur Sicherung von Druckmessgeraeten, insbesondere fuer niedrige Drucke, namentlich in Atemschutzgeraeten |
| US3358683A (en) * | 1963-07-24 | 1967-12-19 | Vickers Ltd | Gas recirculation systems |
| US4108171A (en) * | 1975-06-11 | 1978-08-22 | Roland John Nyman | Breathing apparatus |
-
0
- DE DENDAT298016D patent/DE298016C/de active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE904624C (de) * | 1937-12-31 | 1954-02-22 | Draegerwerk Ag | Vorrichtung zur Sicherung von Druckmessgeraeten, insbesondere fuer niedrige Drucke, namentlich in Atemschutzgeraeten |
| US3358683A (en) * | 1963-07-24 | 1967-12-19 | Vickers Ltd | Gas recirculation systems |
| US4108171A (en) * | 1975-06-11 | 1978-08-22 | Roland John Nyman | Breathing apparatus |
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