DE4025109C1 - - Google Patents

Info

Publication number
DE4025109C1
DE4025109C1 DE19904025109 DE4025109A DE4025109C1 DE 4025109 C1 DE4025109 C1 DE 4025109C1 DE 19904025109 DE19904025109 DE 19904025109 DE 4025109 A DE4025109 A DE 4025109A DE 4025109 C1 DE4025109 C1 DE 4025109C1
Authority
DE
Germany
Prior art keywords
membrane
diaphragm pump
pump according
signal
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
DE19904025109
Other languages
German (de)
English (en)
Inventor
Wilfried Dipl.-Ing. Goes (Fh), 7759 Immenstaad, De
Gerhard Dipl.-Ing. Gebauer (Fh), 7775 Bermatingen, De
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.)
J Wagner GmbH
Original Assignee
J Wagner 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.)
Filing date
Publication date
Application filed by J Wagner GmbH filed Critical J Wagner GmbH
Priority to DE19904025109 priority Critical patent/DE4025109C1/de
Priority to EP91109443A priority patent/EP0470342A1/de
Priority to JP19669091A priority patent/JPH04234581A/ja
Application granted granted Critical
Publication of DE4025109C1 publication Critical patent/DE4025109C1/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
    • 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)
  • Control Of Positive-Displacement Pumps (AREA)
DE19904025109 1990-08-08 1990-08-08 Expired - Fee Related DE4025109C1 (pt)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19904025109 DE4025109C1 (pt) 1990-08-08 1990-08-08
EP91109443A EP0470342A1 (de) 1990-08-08 1991-06-08 Membranpumpe
JP19669091A JPH04234581A (ja) 1990-08-08 1991-08-06 ダイアフラムポンプ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904025109 DE4025109C1 (pt) 1990-08-08 1990-08-08

Publications (1)

Publication Number Publication Date
DE4025109C1 true DE4025109C1 (pt) 1991-11-07

Family

ID=6411844

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19904025109 Expired - Fee Related DE4025109C1 (pt) 1990-08-08 1990-08-08

Country Status (3)

Country Link
EP (1) EP0470342A1 (pt)
JP (1) JPH04234581A (pt)
DE (1) DE4025109C1 (pt)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19949831A1 (de) * 1999-10-15 2001-04-19 Wika Alexander Wiegand Gmbh Membrandruckmittler
DE102009052244A1 (de) * 2009-11-06 2011-05-12 Carl Freudenberg Kg Sensierende Membran
DE102020132911A1 (de) 2020-12-10 2022-06-15 Prominent Gmbh Perforierschutz für magnetische Membrankopplung
US11950677B2 (en) 2019-02-28 2024-04-09 L'oreal Devices and methods for electrostatic application of cosmetics

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1800018A1 (de) * 1967-12-15 1969-08-07 Lewa Herbert Ott Hydraulische Membranpumpe
DE2624129A1 (de) * 1975-09-08 1977-03-31 Ring Membranpumpe
US4934902A (en) * 1984-09-27 1990-06-19 Myron Mantell Failure sensing device for a diaphragm pump

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1931984A1 (de) * 1969-06-24 1971-01-07 Philipp Kreis Sicherheitseinrichtung an Armaturen fuer fluessige oder gasfoermige Medien
DE8801660U1 (de) * 1988-02-10 1988-03-31 Henkel, Wolfgang Eberhard, 6832 Hockenheim Membrandehnungsmeßgerät für Kugelmembranpumpen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1800018A1 (de) * 1967-12-15 1969-08-07 Lewa Herbert Ott Hydraulische Membranpumpe
DE2624129A1 (de) * 1975-09-08 1977-03-31 Ring Membranpumpe
US4934902A (en) * 1984-09-27 1990-06-19 Myron Mantell Failure sensing device for a diaphragm pump

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19949831A1 (de) * 1999-10-15 2001-04-19 Wika Alexander Wiegand Gmbh Membrandruckmittler
DE19949831B4 (de) * 1999-10-15 2007-08-02 Wika Alexander Wiegand Gmbh & Co Membrandruckmittler
DE102009052244A1 (de) * 2009-11-06 2011-05-12 Carl Freudenberg Kg Sensierende Membran
EP2325490A1 (de) * 2009-11-06 2011-05-25 Carl Freudenberg KG Sensierende Membran
US11950677B2 (en) 2019-02-28 2024-04-09 L'oreal Devices and methods for electrostatic application of cosmetics
DE102020132911A1 (de) 2020-12-10 2022-06-15 Prominent Gmbh Perforierschutz für magnetische Membrankopplung

Also Published As

Publication number Publication date
EP0470342A1 (de) 1992-02-12
JPH04234581A (ja) 1992-08-24

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Legal Events

Date Code Title Description
8100 Publication of the examined application without publication of unexamined application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee