DE69723290D1 - Doppelmembranpumpe - Google Patents

Doppelmembranpumpe

Info

Publication number
DE69723290D1
DE69723290D1 DE69723290T DE69723290T DE69723290D1 DE 69723290 D1 DE69723290 D1 DE 69723290D1 DE 69723290 T DE69723290 T DE 69723290T DE 69723290 T DE69723290 T DE 69723290T DE 69723290 D1 DE69723290 D1 DE 69723290D1
Authority
DE
Germany
Prior art keywords
diaphragm pump
double diaphragm
double
pump
diaphragm
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
DE69723290T
Other languages
English (en)
Other versions
DE69723290T2 (de
Inventor
Kent P Hand
Ann C Feitel
Joel T Fisher
Harold D Johnson
Graig D Burt
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.)
Graco Inc
Original Assignee
Graco Inc
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 US08/837,237 external-priority patent/US5860794A/en
Application filed by Graco Inc filed Critical Graco Inc
Application granted granted Critical
Publication of DE69723290D1 publication Critical patent/DE69723290D1/de
Publication of DE69723290T2 publication Critical patent/DE69723290T2/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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
    • 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
    • F04B45/00—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids
    • F04B45/04—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms
    • F04B45/041—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms double acting plate-like flexible pumping member
    • 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
    • F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • 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
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/0027—Pulsation and noise damping means
    • F04B39/0055—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes
    • F04B39/0061—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes using muffler volumes
    • 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
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/10—Adaptations or arrangements of distribution 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
    • F04B43/0736—Pumps having fluid drive the actuating fluid being controlled by at least one valve with two or more pumping chambers in parallel
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/22—Arrangements for enabling ready assembly or disassembly
    • 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
    • F04B9/129—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 plural pumping chambers
    • F04B9/131—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 plural pumping chambers with two mechanically connected pumping members
    • F04B9/135—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 plural pumping chambers with two mechanically connected pumping members reciprocating movement of the pumping members being obtained by two single-acting elastic-fluid motors, each acting in one direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2210/00—Working fluid
    • F05B2210/10—Kind or type
    • F05B2210/12—Kind or type gaseous, i.e. compressible
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S417/00—Pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Check Valves (AREA)
  • Electromagnetic Pumps, Or The Like (AREA)
DE69723290T 1996-04-12 1997-04-11 Doppelmembranpumpe Expired - Fee Related DE69723290T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US1565096P 1996-04-12 1996-04-12
US15650P 1996-04-12
US837237 1997-04-10
US08/837,237 US5860794A (en) 1997-04-10 1997-04-10 Double diaphragm pump with air valve block moving in a rectangular pattern

Publications (2)

Publication Number Publication Date
DE69723290D1 true DE69723290D1 (de) 2003-08-07
DE69723290T2 DE69723290T2 (de) 2004-02-05

Family

ID=26687654

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69723144T Expired - Fee Related DE69723144T2 (de) 1996-04-12 1997-04-11 Doppelmembranpumpe
DE69723290T Expired - Fee Related DE69723290T2 (de) 1996-04-12 1997-04-11 Doppelmembranpumpe

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69723144T Expired - Fee Related DE69723144T2 (de) 1996-04-12 1997-04-11 Doppelmembranpumpe

Country Status (6)

Country Link
EP (1) EP0801228B9 (de)
JP (2) JP4004097B2 (de)
KR (2) KR100491065B1 (de)
CN (2) CN1081747C (de)
AR (1) AR006617A1 (de)
DE (2) DE69723144T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2463824B (en) 2005-05-17 2010-06-09 Thomas Industries Inc Pump improvements
GB2478784B (en) * 2010-03-19 2017-01-25 Finishing Brands Holdings Inc Improvements in diaphragm pumps
CN105351180A (zh) * 2015-11-03 2016-02-24 王庆昌 一种双出双进整体式气动隔膜泵
CN106762575A (zh) * 2016-12-30 2017-05-31 张家港科康智能科技有限公司 一种紧凑性压缩气体隔膜泵
US10823167B2 (en) * 2019-01-31 2020-11-03 Wilden Pump And Engineering Llc Pump assembly
CN110374846B (zh) * 2019-07-13 2020-12-11 新沂市锡沂高新材料产业技术研究院有限公司 一种双向气动隔膜泵的交替配气方法
CN110529367B (zh) * 2019-07-26 2020-12-15 宁波钱湖石油设备有限公司 一种高压往复隔膜泵液力端结构
DE102019132711A1 (de) * 2019-12-02 2021-06-02 Fte Automotive Gmbh Flüssigkeitspumpe, insbesondere zur Versorgung eines Getriebes oder einer Kupplung im Antriebsstrang eines Kraftfahrzeugs
US20230054192A1 (en) * 2021-08-17 2023-02-23 Koninklijke Philips N. V. Suspension system, compressor assembly and portable oxygen concentrator

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2748752A (en) * 1952-04-11 1956-06-05 Baghuis Ludovicus Hendrikus Automatically reversing valves
US4138089A (en) * 1977-08-09 1979-02-06 The United States Of America As Represented By The Secretary Of The Department Of Health, Education And Welfare Slide valve
JPS5713281A (en) * 1980-06-28 1982-01-23 Far East Eng Kk Reciprocating pump
US4597403A (en) * 1983-03-14 1986-07-01 Milburn Jr William W Nutation valving apparatus and method of operation
US4854832A (en) * 1987-08-17 1989-08-08 The Aro Corporation Mechanical shift, pneumatic assist pilot valve for diaphragm pump
US5062770A (en) * 1989-08-11 1991-11-05 Systems Chemistry, Inc. Fluid pumping apparatus and system with leak detection and containment
DE4111463A1 (de) * 1991-04-09 1992-10-15 Festo Kg Aussengewinde und innengewinde, vorzugsweise zur herstellung fluidischer verbindungen in der pneumatik
US5240390A (en) * 1992-03-27 1993-08-31 Graco Inc. Air valve actuator for reciprocable machine
US5334003A (en) * 1993-01-25 1994-08-02 The Aro Corporation Air valving mechanism, in combination with a double diaphragm pump subassembly
US5326234A (en) * 1993-02-17 1994-07-05 Versa-Matic Tool, Inc. Fluid driven pump
US5391060A (en) * 1993-05-14 1995-02-21 The Aro Corporation Air operated double diaphragm pump
US5368452A (en) * 1993-07-20 1994-11-29 Graco Inc. Double diaphragm pump having two-stage air valve actuator
CN2174578Y (zh) * 1993-09-02 1994-08-17 淄博潜水电泵厂 一种双隔膜泵
DE4427981C1 (de) * 1994-08-08 1995-12-07 Huewel Ralf Hydraulisch oder pneumatisch betriebene Kolben- und/oder Membran-Pumpe

Also Published As

Publication number Publication date
JP4004097B2 (ja) 2007-11-07
CN1081747C (zh) 2002-03-27
CN1165699C (zh) 2004-09-08
EP0801228A3 (de) 1999-07-21
DE69723144T2 (de) 2004-04-29
CN1374455A (zh) 2002-10-16
JP2007285301A (ja) 2007-11-01
DE69723290T2 (de) 2004-02-05
EP0801228B1 (de) 2003-07-02
EP0801228B9 (de) 2003-10-08
AR006617A1 (es) 1999-09-08
DE69723144D1 (de) 2003-08-07
JPH1030570A (ja) 1998-02-03
KR19980076691A (ko) 1998-11-16
CN1174293A (zh) 1998-02-25
KR100491065B1 (ko) 2005-08-12
KR100461707B1 (ko) 2004-12-16
EP0801228A2 (de) 1997-10-15

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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