SE9603379D0 - Anordning för att detektera när en mätsond kommer i kontakt med en vätskeyta - Google Patents
Anordning för att detektera när en mätsond kommer i kontakt med en vätskeytaInfo
- Publication number
- SE9603379D0 SE9603379D0 SE9603379A SE9603379A SE9603379D0 SE 9603379 D0 SE9603379 D0 SE 9603379D0 SE 9603379 A SE9603379 A SE 9603379A SE 9603379 A SE9603379 A SE 9603379A SE 9603379 D0 SE9603379 D0 SE 9603379D0
- Authority
- SE
- Sweden
- Prior art keywords
- test probe
- voltage source
- alternating voltage
- multiplicator
- input
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
- G01F23/241—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid for discrete levels
- G01F23/243—Schematic arrangements of probes combined with measuring circuits
- G01F23/244—Schematic arrangements of probes combined with measuring circuits comprising oscillating circuits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
- G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
- G01F23/266—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors measuring circuits therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
- G01N2035/1025—Fluid level sensing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Power Engineering (AREA)
- Engineering & Computer Science (AREA)
- Immunology (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Electromagnetism (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
- Road Signs Or Road Markings (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9603379A SE9603379D0 (sv) | 1996-09-17 | 1996-09-17 | Anordning för att detektera när en mätsond kommer i kontakt med en vätskeyta |
DE69738268T DE69738268T2 (de) | 1996-09-17 | 1997-09-15 | Vorrichtung des bedeckungszeitpunkt einer testprobe durch flüssigkeitsoberfläche |
ES97943251T ES2296314T3 (es) | 1996-09-17 | 1997-09-15 | Dispositivo para la deteccion de cuando una sonda de ensayo entra en contacto con una superficie de liquido. |
AT97943251T ATE377747T1 (de) | 1996-09-17 | 1997-09-15 | Vorrichtung des bedeckungszeitpunkt einer testprobe durch flüssigkeitsoberfläche |
PCT/SE1997/001547 WO1998012513A1 (en) | 1996-09-17 | 1997-09-15 | Device for detection of when a test probe gets into contact with a liquid surface |
JP51457398A JP3858084B2 (ja) | 1996-09-17 | 1997-09-15 | テスト探針の液面接触時期検出装置 |
EP97943251A EP0927339B1 (en) | 1996-09-17 | 1997-09-15 | Device for detection of when a test probe gets into contact with a liquid surface |
US09/242,518 US6328934B1 (en) | 1996-09-17 | 1997-09-15 | Device for detection of when a test probe gets into contact with a liquid surface |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9603379A SE9603379D0 (sv) | 1996-09-17 | 1996-09-17 | Anordning för att detektera när en mätsond kommer i kontakt med en vätskeyta |
Publications (1)
Publication Number | Publication Date |
---|---|
SE9603379D0 true SE9603379D0 (sv) | 1996-09-17 |
Family
ID=20403909
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9603379A SE9603379D0 (sv) | 1996-09-17 | 1996-09-17 | Anordning för att detektera när en mätsond kommer i kontakt med en vätskeyta |
Country Status (8)
Country | Link |
---|---|
US (1) | US6328934B1 (sv) |
EP (1) | EP0927339B1 (sv) |
JP (1) | JP3858084B2 (sv) |
AT (1) | ATE377747T1 (sv) |
DE (1) | DE69738268T2 (sv) |
ES (1) | ES2296314T3 (sv) |
SE (1) | SE9603379D0 (sv) |
WO (1) | WO1998012513A1 (sv) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0990907A1 (de) * | 1998-09-30 | 2000-04-05 | F. Hoffmann-La Roche Ag | Vorrichtung zur Positionierung einer Pipettiernadel |
DE19919305A1 (de) * | 1999-04-28 | 2000-11-02 | Roche Diagnostics Gmbh | Verfahren und Vorrichtung zum Flüssigkeitstransfer mit einem Analysegerät |
ATA17362002A (de) * | 2002-11-19 | 2005-08-15 | Biomechanik Und Biomedizintech | Verfahren und vorrichtung zur detektion einer flüssigkeitsoberfläche |
US7191647B2 (en) * | 2003-10-30 | 2007-03-20 | Perkinelmer Las, Inc. | Method and apparatus to reject electrical interference in a capacitive liquid level sensor system |
US8211386B2 (en) | 2004-06-08 | 2012-07-03 | Biokit, S.A. | Tapered cuvette and method of collecting magnetic particles |
JP4980671B2 (ja) * | 2006-08-18 | 2012-07-18 | シスメックス株式会社 | 血液試料分析装置 |
ES2835704T3 (es) | 2011-12-23 | 2021-06-23 | Hoffmann La Roche | Procedimiento y sistema para distinguir líquido a granel de espuma y de residuos del líquido a granel |
EP2741087B1 (en) * | 2012-12-04 | 2019-10-02 | F. Hoffmann-La Roche AG | Method and system for fluid surface detection |
JP6553020B2 (ja) | 2013-03-15 | 2019-07-31 | ジーピービー デット ホールディングス トゥー エルエルシー | アレルギー及び自己免疫疾患に関する診断分析を行うための自動化された免疫分析計システム |
US10240966B2 (en) | 2013-07-12 | 2019-03-26 | Siemens Healthcare Diagnostics Inc. | Fluid level detection system and method |
DE102020200866A1 (de) | 2020-01-24 | 2021-07-29 | Vega Grieshaber Kg | Füllstandmesssonde zur gleichzeitigen kapazitiven und konduktiven Füllstandmessung |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4010650A (en) * | 1974-12-26 | 1977-03-08 | Ford Motor Company | Apparatus for generating an electrical signal indicative of liquid level |
DE288215T1 (de) * | 1987-04-24 | 1989-03-09 | Simmonds Precision Products, Inc., Tarrytown, N.Y. | Bestimmung von elektrischer kapazitaet und elektrischem widerstand. |
DE3812687A1 (de) | 1988-04-16 | 1989-10-26 | Duerrwaechter E Dr Doduco | Kapazitiver sensor zum bestimmen des niveaus einer fluessigkeit in einem behaelter |
DE4203638A1 (de) | 1992-02-08 | 1993-08-12 | Boehringer Mannheim Gmbh | Fluessigkeitstransfereinrichtung fuer ein analysegeraet |
US5512838A (en) * | 1992-09-03 | 1996-04-30 | Hewlett-Packard Company | Probe with reduced input capacitance |
-
1996
- 1996-09-17 SE SE9603379A patent/SE9603379D0/sv unknown
-
1997
- 1997-09-15 ES ES97943251T patent/ES2296314T3/es not_active Expired - Lifetime
- 1997-09-15 WO PCT/SE1997/001547 patent/WO1998012513A1/en active IP Right Grant
- 1997-09-15 AT AT97943251T patent/ATE377747T1/de not_active IP Right Cessation
- 1997-09-15 US US09/242,518 patent/US6328934B1/en not_active Expired - Lifetime
- 1997-09-15 EP EP97943251A patent/EP0927339B1/en not_active Expired - Lifetime
- 1997-09-15 DE DE69738268T patent/DE69738268T2/de not_active Expired - Lifetime
- 1997-09-15 JP JP51457398A patent/JP3858084B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6328934B1 (en) | 2001-12-11 |
JP2001500620A (ja) | 2001-01-16 |
EP0927339A1 (en) | 1999-07-07 |
JP3858084B2 (ja) | 2006-12-13 |
DE69738268D1 (de) | 2007-12-20 |
DE69738268T2 (de) | 2008-08-28 |
EP0927339B1 (en) | 2007-11-07 |
ATE377747T1 (de) | 2007-11-15 |
WO1998012513A1 (en) | 1998-03-26 |
ES2296314T3 (es) | 2008-04-16 |
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