DE502004009909D1 - Leckageüberwachung im Hydraulikdruckraum einer Membranpumpe - Google Patents

Leckageüberwachung im Hydraulikdruckraum einer Membranpumpe

Info

Publication number: DE502004009909D1
Authority: DE; Germany
Prior art keywords: hydraulic pressure; pressure chamber; diaphragm pump; leakage monitoring; leakage
Prior art date: 2003-05-16
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

DE502004009909T

Other languages

English (en)

Inventor

Michael Stritzelberger

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.)

Lewa GmbH

Original Assignee

Lewa GmbH

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.)

2003-05-16

Filing date

2004-05-10

Publication date

2009-10-01

2004-05-10 Application filed by Lewa GmbH filed Critical Lewa GmbH

2009-10-01 Publication of DE502004009909D1 publication Critical patent/DE502004009909D1/de

2024-05-11 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- 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
- F04B43/067—Pumps having fluid drive the fluid being actuated directly by a piston
- 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
- F04B43/0081—Special features systems, control, safety measures
- F04B43/009—Special features systems, control, safety measures leakage control; pump systems with two flexible members; between the actuating element and the pumped fluid

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Reciprocating Pumps (AREA)
Examining Or Testing Airtightness (AREA)

DE502004009909T 2003-05-16 2004-05-10 Leckageüberwachung im Hydraulikdruckraum einer Membranpumpe Expired - Lifetime DE502004009909D1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE10322221A DE10322221B3 (de)	2003-05-16	2003-05-16	Leckageüberwachung im Hydraulikdruckraum einer Membranpumpe

Publications (1)

Publication Number	Publication Date
DE502004009909D1 true DE502004009909D1 (de)	2009-10-01

Family

ID=33016432

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DE10322221A Expired - Fee Related DE10322221B3 (de)	2003-05-16	2003-05-16	Leckageüberwachung im Hydraulikdruckraum einer Membranpumpe
DE502004009909T Expired - Lifetime DE502004009909D1 (de)	2003-05-16	2004-05-10	Leckageüberwachung im Hydraulikdruckraum einer Membranpumpe

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
DE10322221A Expired - Fee Related DE10322221B3 (de)	2003-05-16	2003-05-16	Leckageüberwachung im Hydraulikdruckraum einer Membranpumpe

Country Status (3)

Country	Link
US (1)	US7000455B2 (de)
EP (1)	EP1477673B1 (de)
DE (2)	DE10322221B3 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP4185477B2 (ja) *	2004-07-23	2008-11-26	長野計器株式会社	圧力センサ
DE102005001465B4 (de) *	2005-01-12	2007-02-22	J. Eberspächer GmbH & Co. KG	Verfahren zum Betreiben einer Dosierpumpe, insbesondere zum Zuführen von Brennstoff zu einem Fahrzeugheizgerät
US8152476B2 (en) *	2007-08-24	2012-04-10	Toyo Pumps North America Corp.	Positive displacement pump with a working fluid and linear motor control
US7962295B2 (en) *	2008-07-30	2011-06-14	Embraer Empresa Brasileira De Aeronautica S.A.	Leakage detection and fluid level prognostics for aircraft hydraulic systems
US8017409B2 (en)	2009-05-29	2011-09-13	Ecolab Usa Inc.	Microflow analytical system
WO2011094866A1 (en)	2010-02-02	2011-08-11	Peter Van De Velde	Hydraulic fluid control system for a diaphragm pump
DE102010039829A1 (de) *	2010-08-26	2012-03-01	Prominent Dosiertechnik Gmbh	Membranpumpe mit trägheitsgesteuertem Leckergänzungsventil
DE102010060532A1 (de) *	2010-11-12	2012-05-16	Aker Wirth Gmbh	Verfahren und System zum Erkennen von Schäden an Arbeitsflüssigkeiten umfassenden Kolben-Membranpumpen
JP6179557B2 (ja) *	2015-06-11	2017-08-16	トヨタ自動車株式会社	リークテスト方法及びリークテスト装置
ITUB20151971A1 (it) *	2015-07-06	2017-01-06	Seko Spa	Pompa a membrana
EP3599377B1 (de) *	2018-07-24	2020-11-04	Robatech AG	Verfahren zum bestimmen eines mittels einer kolbenpumpe geförderten volumens sowie doppeltwirkende, pneumatisch antreibbare kolbenpumpe zur durchführung des verfahrens
ES2970195T3 (es) *	2019-01-10	2024-05-27	Psg California Llc	Bomba neumática con conjunto de detección y contención de fugas
CN113153728B (zh) *	2021-06-01	2023-08-11	华涧新能源科技(上海)有限公司	一种燃料电池空压机气封泄漏量的测试方法
US12478727B2 (en) *	2022-10-14	2025-11-25	Unfors Raysafe Ab	Compensation of pressure driven leakage while using high precision volumetric pumps

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3587405A (en) *	1968-11-29	1971-06-28	Ltv Electrosystems Inc	Indicating and seal activating device and method
DE3546189A1 (de) *	1985-12-27	1987-07-02	Ott Kg Lewa	Verfahren und vorrichtung zur durchflussmessung bei oszillierenden verdraengerpumpen
DE8801660U1 (de) *	1988-02-10	1988-03-31	Henkel, Wolfgang Eberhard, 6832 Hockenheim	Membrandehnungsmeßgerät für Kugelmembranpumpen
DE3812831C1 (de) *	1988-04-16	1989-08-03	Daimler-Benz Aktiengesellschaft, 7000 Stuttgart, De
JPH0357823A (ja) *	1989-07-25	1991-03-13	Mazda Motor Corp	過給機付エンジンの吸気制御装置
ATE98160T1 (de) *	1989-11-22	1993-12-15	Cybelec Sa	Verfahren zur steuerung der bahn eines stanzwerkzeugs.
DE4420863C2 (de) *	1994-06-15	1998-05-14	Ott Kg Lewa	Gesteuerte Schnüffelbehinderung für Hochdruck-Membranpumpen
BR9606640A (pt) *	1995-09-12	1997-09-30	Luk Getriebe Systeme Gmbh	Veículo automotor com um equipamento para o acionamento do sistema de transmissão de momento de rotação e da caixa de mudança
JP4092743B2 (ja) *	1996-07-05	2008-05-28	マツダ株式会社	エンジンの触媒劣化検出方法およびその装置
JP3607968B2 (ja) *	1998-03-04	2005-01-05	トヨタ自動車株式会社	蒸発燃料処理装置の故障診断装置
DE19819579C1 (de) *	1998-04-30	1999-09-30	Siemens Ag	Verfahren und Vorrichtung zur Abgasnachbehandlung für eine mit einem SCR-Katalysator ausgestattete Brennkraftmaschine
DE19826610A1 (de) *	1998-06-16	1999-12-23	Bran & Luebbe	Membranpumpe und Vorrichtung zur Steuerung derselben
JP3729683B2 (ja) *	1998-12-04	2005-12-21	トヨタ自動車株式会社	エバポパージシステムの故障診断装置
DE10138674B4 (de) *	2001-08-07	2011-08-11	Kleibrink, Horst, 45473	Verfahren zur Vermeidung von Havariefällen von Membrankompressoren
DE10143978B4 (de) *	2001-09-07	2005-03-03	Lewa Herbert Ott Gmbh + Co.	Hydraulisch angetriebene Membranpumpe mit vorgespannter Membran
JP3741019B2 (ja) *	2001-10-01	2006-02-01	トヨタ自動車株式会社	エバポパージシステムの故障診断装置

2003
- 2003-05-16 DE DE10322221A patent/DE10322221B3/de not_active Expired - Fee Related
2004
- 2004-05-10 EP EP04011110A patent/EP1477673B1/de not_active Expired - Lifetime
- 2004-05-10 DE DE502004009909T patent/DE502004009909D1/de not_active Expired - Lifetime
- 2004-05-14 US US10/845,075 patent/US7000455B2/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US20040226344A1 (en)	2004-11-18
EP1477673A2 (de)	2004-11-17
EP1477673A3 (de)	2006-09-13
DE10322221B3 (de)	2005-01-27
EP1477673B1 (de)	2009-08-19
US7000455B2 (en)	2006-02-21

Publication	Publication Date	Title
DE502004009909D1 (de)	2009-10-01	Leckageüberwachung im Hydraulikdruckraum einer Membranpumpe
DE60314938D1 (de)	2007-08-30	Hochdruckkraftstoffpumpe
DE602004001235D1 (de)	2006-08-03	Dichtungsmanschette mit Druckablass
DK2298370T3 (da)	2014-01-27	Fluidpumpe
DE602004012081D1 (de)	2008-04-10	Osmotische pumpe mit mitteln zum ableiten des innendrucks
DE60310504D1 (de)	2007-02-01	Ventil mit Druckausgleichkolben
DK1094195T3 (da)	2008-09-22	Pakningselement med trykudligningsventil
FI20031522L (fi)	2005-04-18	Korkeapaineputken vuotohälytys
EG23155A (en)	2004-05-31	High pressure water pump
DE60210514D1 (de)	2006-05-18	Vordruckpumpe mit verringerter höhe
DE10195925T1 (de)	2003-04-24	Hydraulikdruckverstärkungszylinder
DE60218955D1 (de)	2007-05-03	Differentialdruck Dichtungseinrichtung mit gepumptem Fluid
DE60111741D1 (de)	2005-08-04	Hochdruck-brennstoffpumpe
DE10197010T1 (de)	2003-11-13	Pumpsystem mit Hochdruckbeschränkung
DE60302679T2 (de)	2006-06-14	Differentialdruckventil
DE60304472D1 (de)	2006-05-18	Hochdruckfluidschnellverbindung
NO20024992D0 (no)	2002-10-17	Trykkompensert pilotstyrt tilbakeslagsventil
DE60143373D1 (de)	2010-12-16	Druckpulsationsdämpfer
EP1683973A4 (de)	2009-12-02	Fluiddruckstellglied
DE60119722D1 (de)	2006-06-22	Hochdruckpumpe
DE602005000094D1 (de)	2006-10-12	Im Zylinder Druckaufnehmer
DE10081174T1 (de)	2001-09-27	Hochdruck-Kolbenpumpe
DE602004017688D1 (de)	2008-12-24	Konstantdifferential Druckventil
DE60301233D1 (de)	2005-09-15	Rotierende Druckflüssigkeitsvorrichtung mit entlüfteter Hochdruckwellendichtung
DK1799162T3 (da)	2010-05-03	Peniserektionspumpe

Legal Events

Date	Code	Title	Description
2010-09-09	8364	No opposition during term of opposition