EP0908912A3 - Interrupteur à flotteur - Google Patents

Interrupteur à flotteur Download PDF

Info

Publication number
EP0908912A3
EP0908912A3 EP98118949A EP98118949A EP0908912A3 EP 0908912 A3 EP0908912 A3 EP 0908912A3 EP 98118949 A EP98118949 A EP 98118949A EP 98118949 A EP98118949 A EP 98118949A EP 0908912 A3 EP0908912 A3 EP 0908912A3
Authority
EP
European Patent Office
Prior art keywords
switch
magnet
float
electric motor
magnets
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.)
Withdrawn
Application number
EP98118949A
Other languages
German (de)
English (en)
Other versions
EP0908912A2 (fr
Inventor
Klaus Dr. Wagner
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.)
KSB AG
Original Assignee
KSB AG
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 KSB AG filed Critical KSB AG
Publication of EP0908912A2 publication Critical patent/EP0908912A2/fr
Publication of EP0908912A3 publication Critical patent/EP0908912A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/02—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding actuated by movement of a float carrying a magnet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • F04D13/086—Units comprising pumps and their driving means the pump being electrically driven for submerged use the pump and drive motor are both submerged
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/0245—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/0073—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding actuated by relative movement between two magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
EP98118949A 1997-10-13 1998-10-07 Interrupteur à flotteur Withdrawn EP0908912A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19745184A DE19745184A1 (de) 1997-10-13 1997-10-13 Schwimmerschalter
DE19745184 1997-10-13

Publications (2)

Publication Number Publication Date
EP0908912A2 EP0908912A2 (fr) 1999-04-14
EP0908912A3 true EP0908912A3 (fr) 2000-03-15

Family

ID=7845406

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98118949A Withdrawn EP0908912A3 (fr) 1997-10-13 1998-10-07 Interrupteur à flotteur

Country Status (2)

Country Link
EP (1) EP0908912A3 (fr)
DE (1) DE19745184A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004020378A1 (de) 2004-04-23 2005-11-10 Alstom Technology Ltd Lamellendichtung, insbesondere für eine Gasturbine, sowie Verfahren zu deren Herstellung
DE102004020377A1 (de) 2004-04-23 2005-11-10 Alstom Technology Ltd Verfahren zur Bearbeitung von Dichtungen nach Art der Lamellendichtungen
GB2413602B (en) 2004-04-26 2008-02-13 Alstom Technology Ltd Process for producing leaves for a leaf seal
DE102009015122A1 (de) 2009-03-31 2010-10-14 Alstom Technology Ltd. Lamellendichtung für eine Strömungsmaschine
DE102023117599A1 (de) 2023-07-04 2025-01-09 KSB SE & Co. KGaA Pumpe mit Schwimmerarm und Hysterese-Funktion

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE6751559U (de) * 1968-07-20 1969-02-06 Heinrich Kissling Fabrik Fuer Schwimmerschalter
FR2321178A1 (fr) * 1975-08-15 1977-03-11 Bestobell Mobrey Ltd Interrupteur electrique a commande magnetique, notamment interrupteur commande par un flotteur par l'intermediaire de deux aimants
GB1490266A (en) * 1975-02-21 1977-10-26 Bestobell Mobrey Ltd Float switch
EP0050063A1 (fr) * 1980-10-10 1982-04-21 Société Anonyme dite: Pompes Guinard Dispositif de déclenchement par aimant
DE4325620A1 (de) * 1993-07-30 1995-02-02 Ier Mes Und Regeltechnik Eberh Quecksilberfreier Schwimmschalter
EP0821165A1 (fr) * 1996-07-22 1998-01-28 Ksb S.A. Commande de mise en marche d'une pompe submersible

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE6751559U (de) * 1968-07-20 1969-02-06 Heinrich Kissling Fabrik Fuer Schwimmerschalter
GB1490266A (en) * 1975-02-21 1977-10-26 Bestobell Mobrey Ltd Float switch
FR2321178A1 (fr) * 1975-08-15 1977-03-11 Bestobell Mobrey Ltd Interrupteur electrique a commande magnetique, notamment interrupteur commande par un flotteur par l'intermediaire de deux aimants
EP0050063A1 (fr) * 1980-10-10 1982-04-21 Société Anonyme dite: Pompes Guinard Dispositif de déclenchement par aimant
DE4325620A1 (de) * 1993-07-30 1995-02-02 Ier Mes Und Regeltechnik Eberh Quecksilberfreier Schwimmschalter
EP0821165A1 (fr) * 1996-07-22 1998-01-28 Ksb S.A. Commande de mise en marche d'une pompe submersible

Also Published As

Publication number Publication date
EP0908912A2 (fr) 1999-04-14
DE19745184A1 (de) 1999-04-15

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