DE69214822D1 - Membranpumpe - Google Patents

Membranpumpe

Info

Publication number
DE69214822D1
DE69214822D1 DE69214822T DE69214822T DE69214822D1 DE 69214822 D1 DE69214822 D1 DE 69214822D1 DE 69214822 T DE69214822 T DE 69214822T DE 69214822 T DE69214822 T DE 69214822T DE 69214822 D1 DE69214822 D1 DE 69214822D1
Authority
DE
Germany
Prior art keywords
pct
driving chamber
diaphragm
outlet
tension element
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 - Fee Related
Application number
DE69214822T
Other languages
English (en)
Other versions
DE69214822T2 (de
Inventor
Gerard Michael Brooke
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE69214822D1 publication Critical patent/DE69214822D1/de
Application granted granted Critical
Publication of DE69214822T2 publication Critical patent/DE69214822T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
    • F04B9/12—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air
    • F04B9/123—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber
    • F04B9/127—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber rectilinear movement of the pumping member in the working direction being obtained by a single-acting elastic-fluid motor, e.g. actuated in the other direction by gravity or a spring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L21/00—Use of working pistons or pistons-rods as fluid-distributing valves or as valve-supporting elements, e.g. in free-piston machines
    • F01L21/02—Piston or piston-rod used as valve members
    • 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
    • F04B43/06—Pumps having fluid drive
    • F04B43/073—Pumps having fluid drive the actuating fluid being controlled by at least one valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Fluid-Driven Valves (AREA)
DE69214822T 1991-07-26 1992-07-27 Membranpumpe Expired - Fee Related DE69214822T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919116225A GB9116225D0 (en) 1991-07-26 1991-07-26 Pumps
PCT/GB1992/001387 WO1993003280A1 (en) 1991-07-26 1992-07-27 Diaphragm pump

Publications (2)

Publication Number Publication Date
DE69214822D1 true DE69214822D1 (de) 1996-11-28
DE69214822T2 DE69214822T2 (de) 1997-03-13

Family

ID=10699069

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69214822T Expired - Fee Related DE69214822T2 (de) 1991-07-26 1992-07-27 Membranpumpe

Country Status (10)

Country Link
US (1) US5409355A (de)
EP (1) EP0596977B1 (de)
AT (1) ATE144588T1 (de)
AU (1) AU666663B2 (de)
CA (1) CA2114004A1 (de)
DE (1) DE69214822T2 (de)
DK (1) DK0596977T3 (de)
ES (1) ES2095481T3 (de)
GB (1) GB9116225D0 (de)
WO (1) WO1993003280A1 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5872266A (en) * 1996-09-27 1999-02-16 Mitsubishi Gas Chemical Co., Inc. Process for producing 3-methyltetrahydrofuran
WO1998029662A1 (en) * 1996-12-31 1998-07-09 Elan Corporation, Plc A device for generating a pulsatile fluid drug flow
US6106246A (en) * 1998-10-05 2000-08-22 Trebor International, Inc. Free-diaphragm pump
US6695593B1 (en) 1998-10-05 2004-02-24 Trebor International, Inc. Fiber optics systems for high purity pump diagnostics
US6957952B1 (en) 1998-10-05 2005-10-25 Trebor International, Inc. Fiber optic system for detecting pump cycles
US6497676B1 (en) 2000-02-10 2002-12-24 Baxter International Method and apparatus for monitoring and controlling peritoneal dialysis therapy
US6769231B2 (en) 2001-07-19 2004-08-03 Baxter International, Inc. Apparatus, method and flexible bag for use in manufacturing
US20030017066A1 (en) * 2001-07-19 2003-01-23 Baxter International Inc. Apparatus, flexible bag and method for dispensing
US20030017056A1 (en) * 2001-07-19 2003-01-23 Baxter International Inc. Pump having flexible liner and merchandiser having such a pump
US20030125662A1 (en) 2002-01-03 2003-07-03 Tuan Bui Method and apparatus for providing medical treatment therapy based on calculated demand
US7153286B2 (en) 2002-05-24 2006-12-26 Baxter International Inc. Automated dialysis system
US20030217957A1 (en) * 2002-05-24 2003-11-27 Bowman Joseph H. Heat seal interface for a disposable medical fluid unit
US6764761B2 (en) * 2002-05-24 2004-07-20 Baxter International Inc. Membrane material for automated dialysis system
US20030220607A1 (en) * 2002-05-24 2003-11-27 Don Busby Peritoneal dialysis apparatus
US6814547B2 (en) * 2002-05-24 2004-11-09 Baxter International Inc. Medical fluid pump
US7175606B2 (en) 2002-05-24 2007-02-13 Baxter International Inc. Disposable medical fluid unit having rigid frame
US7238164B2 (en) 2002-07-19 2007-07-03 Baxter International Inc. Systems, methods and apparatuses for pumping cassette-based therapies
AU2003274901A1 (en) 2002-07-19 2004-02-09 Baxter Healthcare S.A. Systems and methods for performing peritoneal dialysis
US7007824B2 (en) * 2003-01-24 2006-03-07 Baxter International Inc. Liquid dispenser and flexible bag therefor
US7134849B1 (en) 2003-04-22 2006-11-14 Trebor International, Inc. Molded disposable pneumatic pump
JP4691503B2 (ja) 2003-10-28 2011-06-01 バクスター・インターナショナル・インコーポレイテッド 医療用流体システムのための、改善されたプライミング、一体性および水頭高さの方法および装置
US8029454B2 (en) 2003-11-05 2011-10-04 Baxter International Inc. High convection home hemodialysis/hemofiltration and sorbent system
US7255757B2 (en) * 2003-12-22 2007-08-14 General Electric Company Nano particle-reinforced Mo alloys for x-ray targets and method to make
JP4722654B2 (ja) * 2004-12-20 2011-07-13 ルネサスエレクトロニクス株式会社 オシレータ及びこれを用いたチャージポンプ回路
US7998115B2 (en) * 2007-02-15 2011-08-16 Baxter International Inc. Dialysis system having optical flowrate detection
US7731689B2 (en) 2007-02-15 2010-06-08 Baxter International Inc. Dialysis system having inductive heating
US8558964B2 (en) 2007-02-15 2013-10-15 Baxter International Inc. Dialysis system having display with electromagnetic compliance (“EMC”) seal
US8361023B2 (en) 2007-02-15 2013-01-29 Baxter International Inc. Dialysis system with efficient battery back-up
US8870812B2 (en) 2007-02-15 2014-10-28 Baxter International Inc. Dialysis system having video display with ambient light adjustment
US9514283B2 (en) 2008-07-09 2016-12-06 Baxter International Inc. Dialysis system having inventory management including online dextrose mixing
US8062513B2 (en) 2008-07-09 2011-11-22 Baxter International Inc. Dialysis system and machine having therapy prescription recall
US11179516B2 (en) 2017-06-22 2021-11-23 Baxter International Inc. Systems and methods for incorporating patient pressure into medical fluid delivery

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE316985B (de) * 1966-06-08 1969-11-03 Akerlund & Rausing Ab
GB1433758A (en) * 1973-10-23 1976-04-28 Hamilton T W Membrane pump
FR2292184A1 (fr) * 1974-11-20 1976-06-18 Primagaz Cie Des Gaz De Petrol Pompe hydropneumatique, notamment pour installations alimentees en gaz butane liquide
US4662829A (en) * 1984-01-05 1987-05-05 C. R. Bard, Inc. Pulsatile pump
US4687423A (en) * 1985-06-07 1987-08-18 Ivac Corporation Electrochemically-driven pulsatile drug dispenser
GB8914516D0 (en) * 1989-06-23 1989-08-09 Spg Engineering Limited Diaphragm pumps

Also Published As

Publication number Publication date
DK0596977T3 (da) 1997-03-24
EP0596977A1 (de) 1994-05-18
WO1993003280A1 (en) 1993-02-18
AU2362792A (en) 1993-03-02
US5409355A (en) 1995-04-25
ES2095481T3 (es) 1997-02-16
ATE144588T1 (de) 1996-11-15
EP0596977B1 (de) 1996-10-23
CA2114004A1 (en) 1993-02-18
DE69214822T2 (de) 1997-03-13
GB9116225D0 (en) 1991-09-11
AU666663B2 (en) 1996-02-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee