ATE174406T1 - Rückschlagventillose fluidpumpe - Google Patents

Rückschlagventillose fluidpumpe

Info

Publication number
ATE174406T1
ATE174406T1 AT96930157T AT96930157T ATE174406T1 AT E174406 T1 ATE174406 T1 AT E174406T1 AT 96930157 T AT96930157 T AT 96930157T AT 96930157 T AT96930157 T AT 96930157T AT E174406 T1 ATE174406 T1 AT E174406T1
Authority
AT
Austria
Prior art keywords
displacer
opening
pump
end position
pump chamber
Prior art date
Application number
AT96930157T
Other languages
English (en)
Inventor
Manfred Stehr
Original Assignee
Hahn Schickard Ges
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
Priority claimed from DE19534378A external-priority patent/DE19534378C1/de
Priority claimed from DE19624271A external-priority patent/DE19624271C1/de
Application filed by Hahn Schickard Ges filed Critical Hahn Schickard Ges
Application granted granted Critical
Publication of ATE174406T1 publication Critical patent/ATE174406T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B19/00—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00
    • F04B19/006—Micropumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/0009—Special features
    • F04B43/0027—Special features without valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
    • F04B43/04—Pumps having electric drive
    • F04B43/043—Micropumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B7/00—Piston machines or pumps characterised by having positively-driven valving
    • F04B7/04—Piston machines or pumps characterised by having positively-driven valving in which the valving is performed by pistons and cylinders coacting to open and close intake or outlet ports

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Check Valves (AREA)
  • Medicines Containing Plant Substances (AREA)
AT96930157T 1995-09-15 1996-09-03 Rückschlagventillose fluidpumpe ATE174406T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19534378A DE19534378C1 (de) 1995-09-15 1995-09-15 Fluidpumpe
DE19624271A DE19624271C1 (de) 1996-06-18 1996-06-18 Rückschlagventillose Fluidpumpe

Publications (1)

Publication Number Publication Date
ATE174406T1 true ATE174406T1 (de) 1998-12-15

Family

ID=26018662

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96930157T ATE174406T1 (de) 1995-09-15 1996-09-03 Rückschlagventillose fluidpumpe

Country Status (6)

Country Link
US (1) US6227824B1 (de)
EP (1) EP0826109B1 (de)
JP (1) JP3035854B2 (de)
AT (1) ATE174406T1 (de)
DE (1) DE59600973D1 (de)
WO (1) WO1997010435A2 (de)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19802368C1 (de) 1998-01-22 1999-08-05 Hahn Schickard Ges Mikrodosiervorrichtung
DE19933458B4 (de) * 1999-07-15 2015-08-20 Eppendorf Ag Einrichtungen und Systeme zum Handhaben von Flüssigkeitsproben
US6485273B1 (en) * 2000-09-01 2002-11-26 Mcnc Distributed MEMS electrostatic pumping devices
US6590267B1 (en) 2000-09-14 2003-07-08 Mcnc Microelectromechanical flexible membrane electrostatic valve device and related fabrication methods
DE10196634T5 (de) * 2000-09-18 2005-04-07 Par Technologies Llc Piezoelektrisches Antriebselement und ein solches verwendende Pumpe
US7198250B2 (en) * 2000-09-18 2007-04-03 Par Technologies, Llc Piezoelectric actuator and pump using same
WO2002068823A1 (en) * 2000-11-06 2002-09-06 Nanostream Inc. Uni-directional flow microfluidic components
WO2002053290A2 (en) * 2001-01-08 2002-07-11 President And Fellows Of Harvard College Valves and pumps for microfluidic systems and method for making microfluidic systems
US6743636B2 (en) * 2001-05-24 2004-06-01 Industrial Technology Research Institute Microfluid driving device
US6715733B2 (en) * 2001-08-08 2004-04-06 Agilent Technologies, Inc. High temperature micro-machined valve
US20040073175A1 (en) * 2002-01-07 2004-04-15 Jacobson James D. Infusion system
DE10202996A1 (de) * 2002-01-26 2003-08-14 Eppendorf Ag Piezoelektrisch steuerbare Mikrofluidaktorik
US6561224B1 (en) 2002-02-14 2003-05-13 Abbott Laboratories Microfluidic valve and system therefor
US7094040B2 (en) * 2002-03-27 2006-08-22 Minolta Co., Ltd. Fluid transferring system and micropump suitable therefor
DE10224750A1 (de) 2002-06-04 2003-12-24 Fresenius Medical Care De Gmbh Vorrichtung zur Behandlung einer medizinischen Flüssigkeit
EP1576294B1 (de) * 2003-03-11 2006-08-09 Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V. Normal doppelt geschlossenes mikroventil
DE602005003106T2 (de) * 2004-01-21 2008-08-21 Imi Vision Ltd., Alcester Getränkespender
EP1716335B1 (de) * 2004-01-21 2008-05-14 Imi Vision Limited Fluiddosierung mit pumpeneinheit mit wegwerfmembran
US20050225201A1 (en) * 2004-04-02 2005-10-13 Par Technologies, Llc Piezoelectric devices and methods and circuits for driving same
US7287965B2 (en) * 2004-04-02 2007-10-30 Adaptiv Energy Llc Piezoelectric devices and methods and circuits for driving same
US7312554B2 (en) 2004-04-02 2007-12-25 Adaptivenergy, Llc Piezoelectric devices and methods and circuits for driving same
US7290993B2 (en) * 2004-04-02 2007-11-06 Adaptivenergy Llc Piezoelectric devices and methods and circuits for driving same
US7458222B2 (en) * 2004-07-12 2008-12-02 Purity Solutions Llc Heat exchanger apparatus for a recirculation loop and related methods and systems
CA2571829A1 (en) * 2004-07-23 2006-02-02 Afa Controls, Llc Methods of operating microvalve assemblies and related structures and related devices
GB0419050D0 (en) * 2004-08-26 2004-09-29 Munster Simms Eng Ltd A diaphragm and a diaphragm pump
US20060147329A1 (en) * 2004-12-30 2006-07-06 Tanner Edward T Active valve and active valving for pump
US7258533B2 (en) * 2004-12-30 2007-08-21 Adaptivenergy, Llc Method and apparatus for scavenging energy during pump operation
US20060232166A1 (en) * 2005-04-13 2006-10-19 Par Technologies Llc Stacked piezoelectric diaphragm members
EP1875525A2 (de) * 2005-04-13 2008-01-09 Par Technologies, LLC. Piezoelektrische membranbaugruppe mit leitern auf flexiblem film
US7717682B2 (en) * 2005-07-13 2010-05-18 Purity Solutions Llc Double diaphragm pump and related methods
US8197231B2 (en) * 2005-07-13 2012-06-12 Purity Solutions Llc Diaphragm pump and related methods
US20070075286A1 (en) * 2005-10-04 2007-04-05 Par Technologies, Llc Piezoelectric valves drive
US20070129681A1 (en) * 2005-11-01 2007-06-07 Par Technologies, Llc Piezoelectric actuation of piston within dispensing chamber
WO2007061610A1 (en) * 2005-11-18 2007-05-31 Par Technologies, Llc Human powered piezoelectric power generating device
US20070122299A1 (en) * 2005-11-29 2007-05-31 Chih-Yung Wen Valveless micro impedance pump
JP4638820B2 (ja) * 2006-01-05 2011-02-23 財団法人神奈川科学技術アカデミー マイクロポンプ及びその製造方法
DE102006002924B3 (de) * 2006-01-20 2007-09-13 Albert-Ludwigs-Universität Freiburg Fluidhandhabungsvorrichtung und Verfahren zum Handhaben eines Fluids
US7550810B2 (en) * 2006-02-23 2009-06-23 Qualcomm Mems Technologies, Inc. MEMS device having a layer movable at asymmetric rates
EP2037124A1 (de) * 2006-12-09 2009-03-18 Murata Manufacturing Co. Ltd. Piezoelektrische pumpe
US20080246367A1 (en) * 2006-12-29 2008-10-09 Adaptivenergy, Llc Tuned laminated piezoelectric elements and methods of tuning same
EP2123913A1 (de) * 2007-03-12 2009-11-25 Murata Manufacturing Co. Ltd. Flüssigkeitstransportvorrichtung
US8016260B2 (en) * 2007-07-19 2011-09-13 Formulatrix, Inc. Metering assembly and method of dispensing fluid
US8038640B2 (en) * 2007-11-26 2011-10-18 Purity Solutions Llc Diaphragm pump and related systems and methods
CN105344389B (zh) 2008-05-16 2018-01-02 哈佛大学 微流体系统、方法和装置
DK2138233T3 (da) * 2008-06-02 2011-01-31 Boehringer Ingelheim Micropart Mikrofluid foliestruktur til dosering af væsker
US8100293B2 (en) * 2009-01-23 2012-01-24 Formulatrix, Inc. Microfluidic dispensing assembly
US8353864B2 (en) * 2009-02-18 2013-01-15 Davis David L Low cost disposable infusion pump
US8197235B2 (en) * 2009-02-18 2012-06-12 Davis David L Infusion pump with integrated permanent magnet
US20100211002A1 (en) * 2009-02-18 2010-08-19 Davis David L Electromagnetic infusion pump with integral flow monitor
US8192401B2 (en) 2009-03-20 2012-06-05 Fresenius Medical Care Holdings, Inc. Medical fluid pump systems and related components and methods
US8230744B2 (en) 2009-05-06 2012-07-31 Cequr Sa Low-dead volume microfluidic circuit and methods
US20100282766A1 (en) * 2009-05-06 2010-11-11 Heiko Arndt Low-Dead Volume Microfluidic Component and Method
WO2010137578A1 (ja) * 2009-05-25 2010-12-02 株式会社村田製作所 バルブ、流体装置及び流体供給装置
CA2767668C (en) 2009-07-15 2017-03-07 Fresenius Medical Care Holdings, Inc. Medical fluid cassettes and related systems and methods
US10132303B2 (en) * 2010-05-21 2018-11-20 Hewlett-Packard Development Company, L.P. Generating fluid flow in a fluidic network
US9963739B2 (en) 2010-05-21 2018-05-08 Hewlett-Packard Development Company, L.P. Polymerase chain reaction systems
WO2011146069A1 (en) 2010-05-21 2011-11-24 Hewlett-Packard Development Company, L.P. Fluid ejection device including recirculation system
GB201101870D0 (en) 2011-02-03 2011-03-23 The Technology Partnership Plc Pump
US9624915B2 (en) 2011-03-09 2017-04-18 Fresenius Medical Care Holdings, Inc. Medical fluid delivery sets and related systems and methods
JP6062920B2 (ja) 2011-04-21 2017-01-18 フレセニウス メディカル ケア ホールディングス インコーポレーテッド 医療流体ポンピング・システムならびに関係するデバイスおよび方法
JP5682513B2 (ja) * 2011-09-06 2015-03-11 株式会社村田製作所 流体制御装置
JP5907256B2 (ja) 2012-04-19 2016-04-26 株式会社村田製作所 バルブ、流体制御装置
US9610392B2 (en) 2012-06-08 2017-04-04 Fresenius Medical Care Holdings, Inc. Medical fluid cassettes and related systems and methods
US9500188B2 (en) 2012-06-11 2016-11-22 Fresenius Medical Care Holdings, Inc. Medical fluid cassettes and related systems and methods
JP6172711B2 (ja) * 2012-07-05 2017-08-02 国立研究開発法人理化学研究所 マイクロチップ用の流体制御デバイスおよびその利用
US9561323B2 (en) 2013-03-14 2017-02-07 Fresenius Medical Care Holdings, Inc. Medical fluid cassette leak detection methods and devices
US10117985B2 (en) 2013-08-21 2018-11-06 Fresenius Medical Care Holdings, Inc. Determining a volume of medical fluid pumped into or out of a medical fluid cassette
EP3604810B1 (de) 2014-02-21 2023-06-28 Murata Manufacturing Co., Ltd. Fluidregelungsvorrichtung und pumpe
WO2016013390A1 (ja) * 2014-07-25 2016-01-28 株式会社村田製作所 流体制御装置
DE102016217435B4 (de) * 2016-09-13 2018-08-02 Albert-Ludwigs-Universität Freiburg Fluidpumpe und Verfahren zum Betreiben einer Fluidpumpe
IT201900005804A1 (it) * 2019-04-15 2020-10-15 St Microelectronics Srl Valvola microfluidica a membrana ad attuazione piezoelettrica e relativo procedimento di fabbricazione
CN116428162B (zh) * 2023-04-14 2024-07-26 汉得利（常州）电子股份有限公司 一种高频驱动机构及无阀压电泵

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR957405A (de) * 1950-02-20
US3661060A (en) * 1970-08-05 1972-05-09 Duriron Co Diaphragms for high pressure compressors and pumps
FR2210722B1 (de) * 1973-11-26 1975-06-06 Poclain Sa
CS167689B1 (de) * 1973-12-10 1976-04-29
FR2478220A1 (fr) * 1980-03-17 1981-09-18 Evrard Robert Pompe et procede de pompage d'un fluide
NL8302860A (nl) * 1983-08-15 1985-03-01 Stichting Ct Voor Micro Elektr Piezo-elektrische micropomp.
DE3618106A1 (de) * 1986-05-30 1987-12-03 Siemens Ag Piezoelektrisch betriebene fluidpumpe
IL84286A (en) * 1987-10-26 1992-07-15 D F Lab Ltd Diaphragm and diaphragm-actuated fluid-transfer control device
JPH02149778A (ja) 1988-11-30 1990-06-08 Seiko Epson Corp 圧電マイクロポンプ
CH679555A5 (de) * 1989-04-11 1992-03-13 Westonbridge Int Ltd
JPH02283877A (ja) 1989-04-21 1990-11-21 Mitsubishi Kasei Corp 振動子ポンプ及びその運転方法
JPH02308988A (ja) 1989-05-23 1990-12-21 Seiko Epson Corp 圧電マイクロポンプ
ES2069896T3 (es) 1990-07-10 1995-05-16 Westonbridge Int Ltd Valvula, metodo para producir dicha valvula y microbomba que incorpora dicha valvula.
JPH0486388A (ja) 1990-07-27 1992-03-18 Seiko Epson Corp 圧電マイクロポンプの流路構成
JPH05272457A (ja) * 1992-01-30 1993-10-19 Terumo Corp マイクロポンプおよびその製造方法
JPH0647675A (ja) 1992-07-30 1994-02-22 I N R Kenkyusho:Kk ショットブラスト粒
DE4332720C2 (de) * 1993-09-25 1997-02-13 Karlsruhe Forschzent Mikromembranpumpe
JPH0842457A (ja) * 1994-07-27 1996-02-13 Aisin Seiki Co Ltd マイクロポンプ

Also Published As

Publication number Publication date
JPH10511165A (ja) 1998-10-27
DE59600973D1 (en) 1999-01-21
WO1997010435A3 (de) 1997-05-09
EP0826109A2 (de) 1998-03-04
US6227824B1 (en) 2001-05-08
EP0826109B1 (de) 1998-12-09
WO1997010435A2 (de) 1997-03-20
JP3035854B2 (ja) 2000-04-24

Similar Documents

Publication Publication Date Title
ATE174406T1 (de) Rückschlagventillose fluidpumpe
ATE176715T1 (de) Fluidpumpe
SE9300604D0 (sv) Foertraengningspump av membranpumptyp
CA2683203A1 (en) Disposable infusion cassette with low air bubble retention and improved valves
CA2233938A1 (en) Diaphragm pump with chip resistant valve seats and low velocity check valves
JPS645558A (en) Disposable fluid injection pump cassette and drive apparatus thereof
EP0394612A3 (de) Druckgesteuertes Rückschlagventil
RU93058488A (ru) Клапанное устройство
KR950033082A (ko) 하이드로부스트 펌프
TW200506255A (en) Suck back valve
ES2109129A2 (es) Valvula combinada.
KR920701686A (ko) 저압 재순환 밸브
ATE143270T1 (de) Saugpumpe zum ableiten von körperflüssigkeiten aus körperhöhlungen
CA2106326A1 (en) On/Off Valve Capable of Drawing Back Fluid When Closed
KR960031793A (ko) 압축기
BR0116512A (pt) Microbomba eletrônica
KR910014607A (ko) 진공펌프에 있어서의 흡인계 전환장치
TW330231B (en) The electromagnetic pump
WO2000008336A3 (en) Fluid driven pump and portioning check valve
ATE319003T1 (de) Ventilausbildung für steuerventile
SE9900676D0 (sv) Förträngningspump
GB0300476D0 (en) Valve
DE60215499D1 (de) Flüssigsteuerventil
US2462372A (en) Pump
SE9700269L (sv) Fluidmanövrerad ventilanordning

Legal Events

Date Code Title Description
EEIH Change in the person of patent owner