BE404935A - - Google Patents

Info

Publication number
BE404935A
BE404935A BE404935DA BE404935A BE 404935 A BE404935 A BE 404935A BE 404935D A BE404935D A BE 404935DA BE 404935 A BE404935 A BE 404935A
Authority
BE
Belgium
Prior art keywords
devices
membrane
resonance
relates
well
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE404935A publication Critical patent/BE404935A/fr

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B45/00Pumps or pumping installations having flexible working members and specially adapted for elastic fluids
    • F04B45/04Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms
    • F04B45/047Pumps having electric drive

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
BE404935D BE404935A (enExample)

Publications (1)

Publication Number Publication Date
BE404935A true BE404935A (enExample)

Family

ID=70198

Family Applications (1)

Application Number Title Priority Date Filing Date
BE404935D BE404935A (enExample)

Country Status (1)

Country Link
BE (1) BE404935A (enExample)

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