IL24990A - Device for measuring the degree of impermeability to leakage of filter masks - Google Patents
Device for measuring the degree of impermeability to leakage of filter masksInfo
- Publication number
- IL24990A IL24990A IL24990A IL2499066A IL24990A IL 24990 A IL24990 A IL 24990A IL 24990 A IL24990 A IL 24990A IL 2499066 A IL2499066 A IL 2499066A IL 24990 A IL24990 A IL 24990A
- Authority
- IL
- Israel
- Prior art keywords
- inflatable
- inflating
- pump
- partial vacuum
- accordance
- Prior art date
Links
- 238000001914 filtration Methods 0.000 title claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 239000002775 capsule Substances 0.000 claims description 4
- 230000000241 respiratory effect Effects 0.000 claims description 4
- 230000000295 complement effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000443 aerosol Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B27/00—Methods or devices for testing respiratory or breathing apparatus for high altitudes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
- G01M3/3218—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators for flexible or elastic containers
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Reciprocating Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2842A FR1430351A (fr) | 1965-01-21 | 1965-01-21 | Dispositif de mesure de l'étanchéité de masques filtrants |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IL24990A true IL24990A (en) | 1970-03-22 |
Family
ID=8568907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL24990A IL24990A (en) | 1965-01-21 | 1966-01-17 | Device for measuring the degree of impermeability to leakage of filter masks |
Country Status (12)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3486366A (en) * | 1968-12-23 | 1969-12-30 | Albert W Jackson | Method and apparatus for the testing and repair of oxygen breathing apparatus |
| US4268945A (en) * | 1979-06-05 | 1981-05-26 | The Bendix Corporation | Method of assemblying a sealed structure |
| DE10301518B4 (de) * | 2003-01-17 | 2005-11-24 | Dräger Safety AG & Co. KGaA | Prüfgerät für ein Atemschutzprodukt |
| RU2246704C1 (ru) * | 2003-07-29 | 2005-02-20 | Казанский государственный технический университет им. А.Н. Туполева (КГТУ им. А.Н. Туполева) | Установка для поверки расходомеров и счетчиков жидкости (варианты) |
| FR3063344B1 (fr) * | 2017-02-28 | 2021-06-18 | Etat Francais Represente Par Le Delegue General Pour Larmement | Dispositif de mesure du debit de fuite d'au moins un element de masque de protection respiratoire |
| CN108387691B (zh) * | 2018-04-02 | 2023-08-22 | 杭州赛威斯真空技术有限公司 | 一种材料吸气放气率测试装置 |
| DE102022123988B3 (de) | 2022-09-19 | 2023-09-21 | Dräger Safety AG & Co. KGaA | Vorrichtung zum Prüfen der Dichtigkeit einer Atemschutzmaske |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE539204C (de) * | 1931-01-31 | 1931-11-26 | Draegerwerk Heinr U Bernh Drae | Masken- Dichtpruefer |
| FR724174A (fr) * | 1931-10-07 | 1932-04-22 | France Etat | Procédé et appareil de contrôle pour vérifier l'étanchéité des masques de protection contre les gaz |
| DE668611C (de) * | 1934-11-15 | 1938-12-07 | Bernh Draeger | Vorrichtung zum Pruefen der Dichtheit von Gasschutzmasken und zum Messen des Luftdurchlasswiderstandes des an die Gasschutzmaske angeschlossenen Atemschutzfilters |
| DE698045C (de) * | 1938-12-17 | 1940-10-31 | Draegerwerk Heinr U Bernh Drae | Pruefgeraet zur Feststellung des Mitatmens von Gasschutzmascken |
| US2449053A (en) * | 1944-11-28 | 1948-09-14 | Henry L Burns | Leak detector |
| US2738669A (en) * | 1952-01-05 | 1956-03-20 | Silverman Leslie | Leakage measuring apparatus |
-
1965
- 1965-01-21 FR FR2842A patent/FR1430351A/fr not_active Expired
-
1966
- 1966-01-13 GB GB1708/66A patent/GB1136641A/en not_active Expired
- 1966-01-17 NO NO161287A patent/NO120617B/no unknown
- 1966-01-17 US US521181A patent/US3363449A/en not_active Expired - Lifetime
- 1966-01-17 IL IL24990A patent/IL24990A/en unknown
- 1966-01-18 LU LU50284A patent/LU50284A1/xx unknown
- 1966-01-19 DE DEC14049U patent/DE1943741U/de not_active Expired
- 1966-01-20 DE DEC37978A patent/DE1276453B/de active Pending
- 1966-01-20 ES ES0322007A patent/ES322007A1/es not_active Expired
- 1966-01-20 CH CH73866A patent/CH438787A/fr unknown
- 1966-01-20 NL NL6600743A patent/NL6600743A/xx unknown
- 1966-01-21 SE SE810/66A patent/SE313254B/xx unknown
- 1966-01-21 BE BE675439D patent/BE675439A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| SE313254B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-08-04 |
| US3363449A (en) | 1968-01-16 |
| DE1943741U (de) | 1966-08-04 |
| ES322007A1 (es) | 1967-05-16 |
| GB1136641A (en) | 1968-12-11 |
| CH438787A (fr) | 1967-06-30 |
| BE675439A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-05-16 |
| DE1276453B (de) | 1968-08-29 |
| LU50284A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-03-18 |
| NL6600743A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-07-22 |
| NO120617B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1970-11-09 |
| FR1430351A (fr) | 1966-03-04 |
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