BE649685A - - Google Patents
Info
- Publication number
- BE649685A BE649685A BE649685DA BE649685A BE 649685 A BE649685 A BE 649685A BE 649685D A BE649685D A BE 649685DA BE 649685 A BE649685 A BE 649685A
- Authority
- BE
- Belgium
- Prior art keywords
- chamber
- tube
- desc
- valves
- valve
- Prior art date
Links
- 238000005192 partition Methods 0.000 description 3
- 230000000241 respiratory effect Effects 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 241001524123 Lepas Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 235000015092 herbal tea Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JILPJDVXYVTZDQ-UHFFFAOYSA-N lithium methoxide Chemical compound [Li+].[O-]C JILPJDVXYVTZDQ-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004078 waterproofing Methods 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
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
- A62B18/10—Valves
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 |
|---|---|
| BE649685A true BE649685A (show.php) |
Family
ID=205812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE649685D BE649685A (show.php) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE649685A (show.php) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5411021A (en) * | 1992-06-25 | 1995-05-02 | Dragerwerk Ag | Breathing mask with speaking device |
-
0
- BE BE649685D patent/BE649685A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5411021A (en) * | 1992-06-25 | 1995-05-02 | Dragerwerk Ag | Breathing mask with speaking device |
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