DE69914013D1 - Isothermischer Durchflussregler für Luftprobenentnehmer - Google Patents
Isothermischer Durchflussregler für LuftprobenentnehmerInfo
- Publication number
- DE69914013D1 DE69914013D1 DE69914013T DE69914013T DE69914013D1 DE 69914013 D1 DE69914013 D1 DE 69914013D1 DE 69914013 T DE69914013 T DE 69914013T DE 69914013 T DE69914013 T DE 69914013T DE 69914013 D1 DE69914013 D1 DE 69914013D1
- Authority
- DE
- Germany
- Prior art keywords
- flow controller
- air samplers
- isothermal flow
- isothermal
- samplers
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2273—Atmospheric sampling
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2273—Atmospheric sampling
- G01N2001/2276—Personal monitors
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
- Measuring Volume Flow (AREA)
- Control Of Fluid Pressure (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US75103 | 1998-05-08 | ||
US09/075,103 US5892160A (en) | 1998-05-08 | 1998-05-08 | Isothermal flow controller for air sampler |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69914013D1 true DE69914013D1 (de) | 2004-02-12 |
DE69914013T2 DE69914013T2 (de) | 2004-06-09 |
Family
ID=22123563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69914013T Expired - Lifetime DE69914013T2 (de) | 1998-05-08 | 1999-04-19 | Isothermischer Durchflussregler für Luftprobenentnehmer |
Country Status (4)
Country | Link |
---|---|
US (1) | US5892160A (de) |
EP (1) | EP0955535B1 (de) |
CA (1) | CA2266061C (de) |
DE (1) | DE69914013T2 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6116095A (en) * | 1998-11-09 | 2000-09-12 | White Consolidated Industries, Inc. | Apparatus and method for measuring air flow from a duct system |
US7347089B1 (en) | 2005-08-30 | 2008-03-25 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Gas volume contents within a container, smart volume instrument |
DE102007027326B4 (de) * | 2007-06-14 | 2009-02-19 | Diehl Bgt Defence Gmbh & Co. Kg | Gassammelvorrichtung |
US8459098B2 (en) * | 2009-01-20 | 2013-06-11 | The United States of America, as represented by the Secretary of the Department of Health and Human Services, Centers for Disease Control and Prevention | Universal physiologic sampling pump (PSP) capable of rapid response to breathing |
BR112012021866A2 (pt) | 2010-03-01 | 2020-07-07 | Provtagaren | sistema de regulação de fluxo para manter um fluxo de gás estavel, agrupamentos de sistema de regulação de fluxo método para medir um fluxo com o uso de um sistema de regulação de fluxo |
US9603990B2 (en) | 2012-04-05 | 2017-03-28 | Stryker Corporation | Cassette for a surgical fluid management pump system |
US9492071B2 (en) | 2012-04-05 | 2016-11-15 | Stryker Corporation | In-joint sensor for a surgical fluid management pump system |
US9289110B2 (en) | 2012-04-05 | 2016-03-22 | Stryker Corporation | Control for surgical fluid management pump system |
FR2991452B1 (fr) * | 2012-05-30 | 2015-01-16 | Ac Sp Etude & Rech En Hygiene Ind | Procede et dispositif de prelevement d'air pour mesure d'amiante atmospherique |
US9651038B2 (en) | 2013-09-27 | 2017-05-16 | Met One Instruments, Inc. | Pulsation suppressing air flow system for an air sampling instrument |
US20170106199A1 (en) | 2015-10-16 | 2017-04-20 | Brady L. WOOLFORD | Integrated pump control for dynamic control of plasma field |
CN106680046A (zh) * | 2017-01-13 | 2017-05-17 | 北京市农林科学院 | 一种有机肥堆肥气体检测装置 |
US10539542B2 (en) * | 2017-07-26 | 2020-01-21 | Honeywell International Inc. | Pressure transient normalization within a gas detector |
EP4209771A1 (de) | 2022-01-07 | 2023-07-12 | InfraServ GmbH & Co. Höchst KG | Vorrichtung zur probennahme in der luft, verwendung und verfahren |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4269059A (en) * | 1979-03-19 | 1981-05-26 | E. I. Du Pont De Nemours And Company | Dosimeter having constant flow pump |
US4532814A (en) * | 1983-07-12 | 1985-08-06 | Lalin Hill S | Fluid sampler and gas flow control system and method |
US4576054A (en) * | 1983-07-12 | 1986-03-18 | Lalin Hill S | Dual mode gas sampler and pneumatic flow control system |
US4569235A (en) * | 1984-04-25 | 1986-02-11 | The United States Of America As Represented By The Secretary Of The Air Force | Portable, sequential air sampler |
US4527953A (en) * | 1984-10-12 | 1985-07-09 | E. I. Du Pont De Nemours And Company | Pump unit for sampling air |
US5325861A (en) * | 1989-04-12 | 1994-07-05 | Puritan-Bennett Corporation | Method and apparatus for measuring a parameter of a gas in isolation from gas pressure fluctuations |
US5000052A (en) * | 1989-05-17 | 1991-03-19 | Sipin Anatole J | Controlled sampler |
US5163818A (en) * | 1990-02-05 | 1992-11-17 | Ametek, Inc. | Automatic constant air flow rate pump unit for sampling air |
US5107713A (en) * | 1990-03-16 | 1992-04-28 | A.P. Buck, Inc. | Air sampling pump |
US5269659A (en) * | 1992-08-28 | 1993-12-14 | University Corporation For Atmospheric Research | Air sampling pump system |
US5295790A (en) * | 1992-12-21 | 1994-03-22 | Mine Safety Appliances Company | Flow-controlled sampling pump apparatus |
US5365795A (en) * | 1993-05-20 | 1994-11-22 | Brower Jr William B | Improved method for determining flow rates in venturis, orifices and flow nozzles involving total pressure and static pressure measurements |
US5520517A (en) * | 1993-06-01 | 1996-05-28 | Sipin; Anatole J. | Motor control system for a constant flow vacuum pump |
US5562002A (en) | 1995-02-03 | 1996-10-08 | Sensidyne Inc. | Positive displacement piston flow meter with damping assembly |
GB9509577D0 (en) * | 1995-05-11 | 1995-07-05 | Martinex R & D Inc | Capillary sampling flow controller |
-
1998
- 1998-05-08 US US09/075,103 patent/US5892160A/en not_active Expired - Fee Related
-
1999
- 1999-04-06 CA CA002266061A patent/CA2266061C/en not_active Expired - Fee Related
- 1999-04-19 DE DE69914013T patent/DE69914013T2/de not_active Expired - Lifetime
- 1999-04-19 EP EP99107765A patent/EP0955535B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5892160A (en) | 1999-04-06 |
EP0955535A2 (de) | 1999-11-10 |
CA2266061C (en) | 2001-10-16 |
DE69914013T2 (de) | 2004-06-09 |
EP0955535A3 (de) | 2002-07-24 |
CA2266061A1 (en) | 1999-11-08 |
EP0955535B1 (de) | 2004-01-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |