DE69424883D1 - Ventil, insbesondere für ventilblock mit mikrokanälen - Google Patents

Ventil, insbesondere für ventilblock mit mikrokanälen

Info

Publication number
DE69424883D1
DE69424883D1 DE69424883T DE69424883T DE69424883D1 DE 69424883 D1 DE69424883 D1 DE 69424883D1 DE 69424883 T DE69424883 T DE 69424883T DE 69424883 T DE69424883 T DE 69424883T DE 69424883 D1 DE69424883 D1 DE 69424883D1
Authority
DE
Germany
Prior art keywords
valve
membrane
sealing surface
valve seat
pct
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
Application number
DE69424883T
Other languages
English (en)
Other versions
DE69424883T2 (de
Inventor
Thord Hansson
Stefan Sjoelander
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cytiva Sweden AB
Original Assignee
Biacore AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Biacore AB filed Critical Biacore AB
Application granted granted Critical
Publication of DE69424883D1 publication Critical patent/DE69424883D1/de
Publication of DE69424883T2 publication Critical patent/DE69424883T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
    • F15C3/00—Circuit elements having moving parts
    • F15C3/04—Circuit elements having moving parts using diaphragms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
    • F16K7/126—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm the seat being formed on a rib perpendicular to the fluid line
DE69424883T 1993-09-06 1994-09-06 Ventil, insbesondere für ventilblock mit mikrokanälen Expired - Lifetime DE69424883T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9302865A SE501713C2 (sv) 1993-09-06 1993-09-06 Ventil av membrantyp, speciellt för vätskehanteringsblock med mikroflödeskanaler
PCT/SE1994/000824 WO1995007425A1 (en) 1993-09-06 1994-09-06 Valve, especially for fluid handling bodies with microflowchannels

Publications (2)

Publication Number Publication Date
DE69424883D1 true DE69424883D1 (de) 2000-07-13
DE69424883T2 DE69424883T2 (de) 2000-10-05

Family

ID=20390985

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69424883T Expired - Lifetime DE69424883T2 (de) 1993-09-06 1994-09-06 Ventil, insbesondere für ventilblock mit mikrokanälen

Country Status (7)

Country Link
US (1) US5593130A (de)
EP (1) EP0775277B1 (de)
JP (1) JP3420241B2 (de)
AT (1) ATE193759T1 (de)
DE (1) DE69424883T2 (de)
SE (1) SE501713C2 (de)
WO (1) WO1995007425A1 (de)

Families Citing this family (132)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9502258D0 (sv) * 1995-06-21 1995-06-21 Pharmacia Biotech Ab Method for the manufacture of a membrane-containing microstructure
US20020022261A1 (en) * 1995-06-29 2002-02-21 Anderson Rolfe C. Miniaturized genetic analysis systems and methods
US5856174A (en) * 1995-06-29 1999-01-05 Affymetrix, Inc. Integrated nucleic acid diagnostic device
US5849208A (en) * 1995-09-07 1998-12-15 Microfab Technoologies, Inc. Making apparatus for conducting biochemical analyses
DE19534137A1 (de) * 1995-09-14 1997-03-20 Univ Ilmenau Tech Mikro-Ventilanordnung
US6833242B2 (en) * 1997-09-23 2004-12-21 California Institute Of Technology Methods for detecting and sorting polynucleotides based on size
US7214298B2 (en) * 1997-09-23 2007-05-08 California Institute Of Technology Microfabricated cell sorter
US7214540B2 (en) * 1999-04-06 2007-05-08 Uab Research Foundation Method for screening crystallization conditions in solution crystal growth
US20020164812A1 (en) * 1999-04-06 2002-11-07 Uab Research Foundation Method for screening crystallization conditions in solution crystal growth
US7250305B2 (en) * 2001-07-30 2007-07-31 Uab Research Foundation Use of dye to distinguish salt and protein crystals under microcrystallization conditions
US7247490B2 (en) * 1999-04-06 2007-07-24 Uab Research Foundation Method for screening crystallization conditions in solution crystal growth
NZ514732A (en) * 1999-04-06 2004-01-30 Uab Research Foundation Method for screening crystallization conditions in solution crystal growth
US7244396B2 (en) * 1999-04-06 2007-07-17 Uab Research Foundation Method for preparation of microarrays for screening of crystal growth conditions
US8550119B2 (en) * 1999-06-28 2013-10-08 California Institute Of Technology Microfabricated elastomeric valve and pump systems
US7052545B2 (en) * 2001-04-06 2006-05-30 California Institute Of Technology High throughput screening of crystallization of materials
US6899137B2 (en) 1999-06-28 2005-05-31 California Institute Of Technology Microfabricated elastomeric valve and pump systems
US20080277007A1 (en) * 1999-06-28 2008-11-13 California Institute Of Technology Microfabricated elastomeric valve and pump systems
US7244402B2 (en) * 2001-04-06 2007-07-17 California Institute Of Technology Microfluidic protein crystallography
US7195670B2 (en) * 2000-06-27 2007-03-27 California Institute Of Technology High throughput screening of crystallization of materials
US8709153B2 (en) 1999-06-28 2014-04-29 California Institute Of Technology Microfludic protein crystallography techniques
US7217321B2 (en) * 2001-04-06 2007-05-15 California Institute Of Technology Microfluidic protein crystallography techniques
US7459022B2 (en) * 2001-04-06 2008-12-02 California Institute Of Technology Microfluidic protein crystallography
US6929030B2 (en) * 1999-06-28 2005-08-16 California Institute Of Technology Microfabricated elastomeric valve and pump systems
US8052792B2 (en) * 2001-04-06 2011-11-08 California Institute Of Technology Microfluidic protein crystallography techniques
US7306672B2 (en) * 2001-04-06 2007-12-11 California Institute Of Technology Microfluidic free interface diffusion techniques
US7144616B1 (en) 1999-06-28 2006-12-05 California Institute Of Technology Microfabricated elastomeric valve and pump systems
WO2001001025A2 (en) * 1999-06-28 2001-01-04 California Institute Of Technology Microfabricated elastomeric valve and pump systems
WO2001067369A2 (en) * 2000-03-03 2001-09-13 California Institute Of Technology Combinatorial array for nucleic acid analysis
US7867763B2 (en) 2004-01-25 2011-01-11 Fluidigm Corporation Integrated chip carriers with thermocycler interfaces and methods of using the same
US20050118073A1 (en) * 2003-11-26 2005-06-02 Fluidigm Corporation Devices and methods for holding microfluidic devices
US6431212B1 (en) 2000-05-24 2002-08-13 Jon W. Hayenga Valve for use in microfluidic structures
US7351376B1 (en) 2000-06-05 2008-04-01 California Institute Of Technology Integrated active flux microfluidic devices and methods
WO2002001081A2 (en) 2000-06-23 2002-01-03 Micronics, Inc. Valve for use in microfluidic structures
US6829753B2 (en) * 2000-06-27 2004-12-07 Fluidigm Corporation Microfluidic design automation method and system
US7518724B2 (en) 2000-07-11 2009-04-14 Maven Technologies Image acquisition, processing, and display
US7126688B2 (en) * 2000-07-11 2006-10-24 Maven Technologies, Llc Microarray scanning
US20020093654A1 (en) * 2000-07-11 2002-07-18 Lieberman Robert A. Apparatus and method for imaging
US7023547B2 (en) * 2000-07-11 2006-04-04 Maven Technologies, Llc Apparatus including a biochip for imaging of biological samples and method
US7193711B2 (en) * 2000-07-11 2007-03-20 Maven Technologies, Llc Imaging method and apparatus
US6594011B1 (en) 2000-07-11 2003-07-15 Maven Technologies, Llc Imaging apparatus and method
US6833920B2 (en) * 2000-07-11 2004-12-21 Maven Technologies Llc Apparatus and method for imaging
WO2002023163A1 (en) 2000-09-15 2002-03-21 California Institute Of Technology Microfabricated crossflow devices and methods
US7097809B2 (en) * 2000-10-03 2006-08-29 California Institute Of Technology Combinatorial synthesis system
US7678547B2 (en) * 2000-10-03 2010-03-16 California Institute Of Technology Velocity independent analyte characterization
AU2002211389A1 (en) * 2000-10-03 2002-04-15 California Institute Of Technology Microfluidic devices and methods of use
AU1189702A (en) * 2000-10-13 2002-04-22 Fluidigm Corp Microfluidic device based sample injection system for analytical devices
ATE374162T1 (de) * 2000-11-02 2007-10-15 Biacore Ab Ventil dem eine mikrofluide flüssigkeitstransportanordnung integral zugeordnet ist
US7232109B2 (en) * 2000-11-06 2007-06-19 California Institute Of Technology Electrostatic valves for microfluidic devices
US7378280B2 (en) * 2000-11-16 2008-05-27 California Institute Of Technology Apparatus and methods for conducting assays and high throughput screening
WO2002060582A2 (en) * 2000-11-16 2002-08-08 Fluidigm Corporation Microfluidic devices for introducing and dispensing fluids from microfluidic systems
US20050196785A1 (en) * 2001-03-05 2005-09-08 California Institute Of Technology Combinational array for nucleic acid analysis
DE60227649D1 (de) * 2001-04-03 2008-08-28 Micronics Inc Getrennt fokussierendes zytometer
US7670429B2 (en) * 2001-04-05 2010-03-02 The California Institute Of Technology High throughput screening of crystallization of materials
US6752922B2 (en) * 2001-04-06 2004-06-22 Fluidigm Corporation Microfluidic chromatography
EP1384022A4 (de) 2001-04-06 2004-08-04 California Inst Of Techn Nukleinsäure-amplifikation verwendende mikrofluidvorrichtungen
JP4565026B2 (ja) * 2001-04-06 2010-10-20 カリフォルニア インスティテュート オブ テクノロジー エラストマーミクロ流体デバイスに圧力を適用するための構造物
US20020164816A1 (en) * 2001-04-06 2002-11-07 California Institute Of Technology Microfluidic sample separation device
ATE500051T1 (de) 2001-04-06 2011-03-15 Fluidigm Corp Polymeroberflächenmodifikation
US20050149304A1 (en) * 2001-06-27 2005-07-07 Fluidigm Corporation Object oriented microfluidic design method and system
US7075162B2 (en) * 2001-08-30 2006-07-11 Fluidigm Corporation Electrostatic/electrostrictive actuation of elastomer structures using compliant electrodes
US7192629B2 (en) 2001-10-11 2007-03-20 California Institute Of Technology Devices utilizing self-assembled gel and method of manufacture
US8440093B1 (en) 2001-10-26 2013-05-14 Fuidigm Corporation Methods and devices for electronic and magnetic sensing of the contents of microfluidic flow channels
US7691333B2 (en) * 2001-11-30 2010-04-06 Fluidigm Corporation Microfluidic device and methods of using same
WO2003048295A1 (en) * 2001-11-30 2003-06-12 Fluidigm Corporation Microfluidic device and methods of using same
US6739576B2 (en) 2001-12-20 2004-05-25 Nanostream, Inc. Microfluidic flow control device with floating element
US7312085B2 (en) * 2002-04-01 2007-12-25 Fluidigm Corporation Microfluidic particle-analysis systems
CA2480728A1 (en) * 2002-04-01 2003-10-16 Fluidigm Corporation Microfluidic particle-analysis systems
US6976590B2 (en) * 2002-06-24 2005-12-20 Cytonome, Inc. Method and apparatus for sorting particles
US9943847B2 (en) 2002-04-17 2018-04-17 Cytonome/St, Llc Microfluidic system including a bubble valve for regulating fluid flow through a microchannel
US20070026528A1 (en) * 2002-05-30 2007-02-01 Delucas Lawrence J Method for screening crystallization conditions in solution crystal growth
US20050238506A1 (en) * 2002-06-21 2005-10-27 The Charles Stark Draper Laboratory, Inc. Electromagnetically-actuated microfluidic flow regulators and related applications
EP1535066A2 (de) * 2002-06-24 2005-06-01 Fluidigm Corporation Rezirkulationsfluidnetz und verwendungsverfahren dafür
WO2004005898A1 (en) * 2002-07-10 2004-01-15 Uab Research Foundation Method for distinguishing between biomolecule and non-biomolecule crystals
EP1539351A2 (de) * 2002-07-26 2005-06-15 Applera Corporation Schliessflügel für verformbares ventil in einer mikrofluidvorrichtung und verfahren
US7198759B2 (en) * 2002-07-26 2007-04-03 Applera Corporation Microfluidic devices, methods, and systems
US7135147B2 (en) 2002-07-26 2006-11-14 Applera Corporation Closing blade for deformable valve in a microfluidic device and method
US8220494B2 (en) * 2002-09-25 2012-07-17 California Institute Of Technology Microfluidic large scale integration
EP1551753A2 (de) 2002-09-25 2005-07-13 California Institute Of Technology Hochintegriertes mikrofluidisches netzwerk
US7139613B2 (en) * 2002-09-25 2006-11-21 Medtronic, Inc. Implantable medical device communication system with pulsed power biasing
JP5695287B2 (ja) 2002-10-02 2015-04-01 カリフォルニア インスティテュート オブ テクノロジー 微小流体の核酸解析
US7169602B2 (en) * 2002-12-04 2007-01-30 Applera Corporation Sample substrate for use in biological testing and method for filling a sample substrate
US7332348B2 (en) * 2003-02-28 2008-02-19 Applera Corporation Sample substrate having a divided sample chamber and method of loading thereof
US20050145496A1 (en) * 2003-04-03 2005-07-07 Federico Goodsaid Thermal reaction device and method for using the same
US7604965B2 (en) * 2003-04-03 2009-10-20 Fluidigm Corporation Thermal reaction device and method for using the same
JP5419248B2 (ja) * 2003-04-03 2014-02-19 フルイディグム コーポレイション マイクロ流体装置およびその使用方法
US8828663B2 (en) * 2005-03-18 2014-09-09 Fluidigm Corporation Thermal reaction device and method for using the same
US7476363B2 (en) * 2003-04-03 2009-01-13 Fluidigm Corporation Microfluidic devices and methods of using same
EP1685282A2 (de) * 2003-04-17 2006-08-02 Fluidigm Corporation Kristallziehvorrichtungen und systeme und verfahren zu deren verwendung
CA2526368A1 (en) 2003-05-20 2004-12-02 Fluidigm Corporation Method and system for microfluidic device and imaging thereof
CA2532530A1 (en) * 2003-07-28 2005-02-10 Fluidigm Corporation Image processing method and system for microfluidic devices
US7413712B2 (en) * 2003-08-11 2008-08-19 California Institute Of Technology Microfluidic rotary flow reactor matrix
WO2005030822A2 (en) * 2003-09-23 2005-04-07 University Of North Carolina At Chapel Hill Photocurable perfluoropolyethers for use as novel materials in microfluidic devices
US7407799B2 (en) 2004-01-16 2008-08-05 California Institute Of Technology Microfluidic chemostat
AU2005208879B2 (en) * 2004-01-25 2010-06-03 Fluidigm Corporation Crystal forming devices and systems and methods for making and using the same
US7867194B2 (en) 2004-01-29 2011-01-11 The Charles Stark Draper Laboratory, Inc. Drug delivery apparatus
US20070275193A1 (en) * 2004-02-13 2007-11-29 Desimone Joseph M Functional Materials and Novel Methods for the Fabrication of Microfluidic Devices
US20060024751A1 (en) * 2004-06-03 2006-02-02 Fluidigm Corporation Scale-up methods and systems for performing the same
US7611908B2 (en) * 2005-05-02 2009-11-03 Bioscale, Inc. Method and apparatus for therapeutic drug monitoring using an acoustic device
US7648844B2 (en) * 2005-05-02 2010-01-19 Bioscale, Inc. Method and apparatus for detection of analyte using an acoustic device
US7749445B2 (en) * 2005-05-02 2010-07-06 Bioscale, Inc. Method and apparatus for analyzing bioprocess fluids
US7300631B2 (en) * 2005-05-02 2007-11-27 Bioscale, Inc. Method and apparatus for detection of analyte using a flexural plate wave device and magnetic particles
US7611673B2 (en) * 2005-09-28 2009-11-03 California Institute Of Technology PMDS microfluidic components and methods of operation of the same
US8007267B2 (en) * 2005-11-02 2011-08-30 Affymetrix, Inc. System and method for making lab card by embossing
US20080311585A1 (en) * 2005-11-02 2008-12-18 Affymetrix, Inc. System and method for multiplex liquid handling
US20070099288A1 (en) * 2005-11-02 2007-05-03 Affymetrix, Inc. Microfluidic Methods, Devices, and Systems for Fluid Handling
US20080038714A1 (en) * 2005-11-02 2008-02-14 Affymetrix, Inc. Instrument to Pneumatically Control Lab Cards and Method Thereof
US8075852B2 (en) * 2005-11-02 2011-12-13 Affymetrix, Inc. System and method for bubble removal
US7815868B1 (en) * 2006-02-28 2010-10-19 Fluidigm Corporation Microfluidic reaction apparatus for high throughput screening
US8925579B2 (en) 2006-03-02 2015-01-06 Pacific Bag, Inc. Pressure relief valve
US8202491B2 (en) 2006-11-21 2012-06-19 Bioscale, Inc. Apparatus for analyte processing
US20080118402A1 (en) * 2006-11-21 2008-05-22 David Brancazio Method and apparatus for analyte processing
US9046192B2 (en) * 2007-01-31 2015-06-02 The Charles Stark Draper Laboratory, Inc. Membrane-based fluid control in microfluidic devices
US7867783B2 (en) 2007-02-22 2011-01-11 Maven Technologies, Llc Apparatus and method for performing ligand binding assays on microarrays in multiwell plates
US7863037B1 (en) 2007-04-04 2011-01-04 Maven Technologies, Llc Ligand binding assays on microarrays in closed multiwell plates
US20090041633A1 (en) * 2007-05-14 2009-02-12 Dultz Shane C Apparatus and method for performing ligand binding assays on microarrays in multiwell plates
US7799558B1 (en) 2007-05-22 2010-09-21 Dultz Shane C Ligand binding assays on microarrays in closed multiwell plates
US8354280B2 (en) * 2007-09-06 2013-01-15 Bioscale, Inc. Reusable detection surfaces and methods of using same
US20090081768A1 (en) * 2007-09-21 2009-03-26 Applera Corporation Devices and Methods for Thermally Isolating Chambers of an Assay Card
US8623294B2 (en) * 2008-03-24 2014-01-07 Nec Corporation Flow passage control mechanism for microchip
US7981664B1 (en) 2008-05-22 2011-07-19 Maven Technologies, Llc Apparatus and method for performing ligand binding assays on microarrays in multiwell plates
US8039270B2 (en) * 2008-05-22 2011-10-18 Maven Technologies, Llc Apparatus and method for performing ligand binding assays on microarrays in multiwell plates
IT1398480B1 (it) * 2009-12-17 2013-03-01 Silicon Biosystems Spa Sistema microfluidico
US8355133B2 (en) * 2009-12-30 2013-01-15 Maven Technologies, Llc Biological testing with sawtooth-shaped prisms
US9267618B2 (en) 2010-05-18 2016-02-23 Samsung Electronics Co., Ltd. Microvalve device and method of manufacturing the same
KR20110136629A (ko) 2010-06-15 2011-12-21 삼성전자주식회사 마이크로 밸브를 갖는 미세 유체 소자
EP2670456B1 (de) 2011-02-02 2019-12-18 The Charles Stark Draper Laboratory, Inc. Vorrichtung zur wirkstofffreisetzung
CN103157523A (zh) * 2011-12-15 2013-06-19 三星电子株式会社 微流器件及其制造方法
JP6540705B2 (ja) * 2013-12-19 2019-07-10 ジーイー・ヘルスケア・バイオサイエンス・アクチボラグ 生物学的液体処理システムのための遠隔操作弁
US10451591B1 (en) * 2013-12-19 2019-10-22 Ge Healthcare Bio-Sciences Ab Remotely actuated valve for a biological liquid treatment system
US10300484B2 (en) 2014-03-26 2019-05-28 The George Washington University Handheld fluid handling systems and methods
JP6535958B2 (ja) * 2014-07-07 2019-07-03 国立大学法人 東京大学 バルブ、流体デバイス、流体制御方法及びバルブの製造方法
CN109185554B (zh) * 2018-09-30 2019-10-18 浙江大学 一种音圈驱动的微型柔性阀

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2345645A1 (fr) * 1976-03-22 1977-10-21 Demangel Vence Perfectionnements apportes a une vanne a membrane autopilotee
US4304257A (en) * 1980-07-01 1981-12-08 Instrumentation Laboratory Inc. Valve with flexible sheet member
US4848722A (en) * 1987-12-11 1989-07-18 Integrated Fluidics, Inc. Valve with flexible sheet member
US4858883A (en) * 1987-12-11 1989-08-22 Integrated Fluidics, Inc. Valve with flexible sheet member
US4852851A (en) * 1987-12-11 1989-08-01 Integrated Fluidics, Inc. Valve with flexible sheet member
SE462408B (sv) * 1988-11-10 1990-06-18 Pharmacia Ab Optiskt biosensorsystem utnyttjande ytplasmonresonans foer detektering av en specific biomolekyl, saett att kalibrera sensoranordningen samt saett att korrigera foer baslinjedrift i systemet
US5203368A (en) * 1992-07-29 1993-04-20 Protein Technologies Inc. Matrix of valves
US5496009A (en) * 1994-10-07 1996-03-05 Bayer Corporation Valve

Also Published As

Publication number Publication date
EP0775277A1 (de) 1997-05-28
WO1995007425A1 (en) 1995-03-16
JP3420241B2 (ja) 2003-06-23
US5593130A (en) 1997-01-14
JPH09502249A (ja) 1997-03-04
DE69424883T2 (de) 2000-10-05
SE501713C2 (sv) 1995-05-02
ATE193759T1 (de) 2000-06-15
SE9302865D0 (sv) 1993-09-06
SE9302865L (sv) 1995-03-07
EP0775277B1 (de) 2000-06-07

Similar Documents

Publication Publication Date Title
DE69424883D1 (de) Ventil, insbesondere für ventilblock mit mikrokanälen
ES2143548T3 (es) Valvula de diafragma.
JP3701367B2 (ja) ポペット弁
AU558604B2 (en) Pressure relief valve
AU8048498A (en) Two-way valve
MX167510B (es) Valvula de flujo proporcional
EP1050703A3 (de) Vorgesteuertes Steuerventil
DE59606105D1 (de) Mikroventil
WO1996040328A3 (en) Cassette for intravenous-line flow-control system
PT1381801E (pt) Valvula de corte com membrana activada por pressao
IT1269299B (it) Valvola dotata di attuatore
EP0999486A3 (de) Vorgesteuertes Durchflussregelungsventil
US4564045A (en) Reversing valve construction and method of making the same
DE59709429D1 (de) Ventil
ZA200101004B (en) High gain fluid control valve assembly.
DE69613574T2 (de) Ventilanordnung
CA2042919A1 (en) Valve for controlling the flow of pressurised fluid
EP0845299A3 (de) Mit einer den Auslasskanal dichtenden, flexiblen Membrane versehene Auslassdüse für unter Druck gesetztes Fluid
KR950033122A (ko) 유체압 피스톤 발동기
CA2333353A1 (en) Retainer insert for a valve having a floating closure member
JP3769096B2 (ja) 切換弁用圧力調節弁
US4658851A (en) Reversing valve construction and method of making the same
GB2133118A (en) Quick fluid exhaust valve
SE9103466L (sv) Anordning vid ventil
NZ337339A (en) Flush system

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: GE HEALTHCARE BIO-SCIENCES AB, UPPSALA, SE

8328 Change in the person/name/address of the agent

Representative=s name: HAMMONDS LLP, LONDON, GB

R082 Change of representative

Ref document number: 775277

Country of ref document: EP

Representative=s name: J D REYNOLDS & CO., GB