PT93712A - Microbomba de debito constante - Google Patents

Microbomba de debito constante Download PDF

Info

Publication number
PT93712A
PT93712A PT93712A PT9371290A PT93712A PT 93712 A PT93712 A PT 93712A PT 93712 A PT93712 A PT 93712A PT 9371290 A PT9371290 A PT 9371290A PT 93712 A PT93712 A PT 93712A
Authority
PT
Portugal
Prior art keywords
pumping chamber
wall
micro
deformable wall
pump
Prior art date
Application number
PT93712A
Other languages
English (en)
Portuguese (pt)
Inventor
Harald Van Lintel
Original Assignee
Westonbridge Int Ltd
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 Westonbridge Int Ltd filed Critical Westonbridge Int Ltd
Publication of PT93712A publication Critical patent/PT93712A/pt

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
    • F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
    • F04B43/04—Pumps having electric drive
    • F04B43/043—Micropumps
    • F04B43/046—Micropumps with piezoelectric drive
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/02—General characteristics of the apparatus characterised by a particular materials
    • A61M2205/0244—Micromachined materials, e.g. made from silicon wafers, microelectromechanical systems [MEMS] or comprising nanotechnology
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/02—General characteristics of the apparatus characterised by a particular materials
    • A61M2205/0272—Electro-active or magneto-active materials
    • A61M2205/0294—Piezoelectric materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Micromachines (AREA)
PT93712A 1989-04-11 1990-04-10 Microbomba de debito constante PT93712A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1369/89A CH679555A5 (cg-RX-API-DMAC7.html) 1989-04-11 1989-04-11

Publications (1)

Publication Number Publication Date
PT93712A true PT93712A (pt) 1992-01-31

Family

ID=4208807

Family Applications (1)

Application Number Title Priority Date Filing Date
PT93712A PT93712A (pt) 1989-04-11 1990-04-10 Microbomba de debito constante

Country Status (8)

Country Link
US (1) US5085562A (cg-RX-API-DMAC7.html)
EP (1) EP0392978A1 (cg-RX-API-DMAC7.html)
JP (1) JPH03505771A (cg-RX-API-DMAC7.html)
AU (1) AU628153B2 (cg-RX-API-DMAC7.html)
CA (1) CA2014235A1 (cg-RX-API-DMAC7.html)
CH (1) CH679555A5 (cg-RX-API-DMAC7.html)
PT (1) PT93712A (cg-RX-API-DMAC7.html)
WO (1) WO1990012209A1 (cg-RX-API-DMAC7.html)

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WO1990012209A1 (fr) 1990-10-18
US5085562A (en) 1992-02-04
JPH03505771A (ja) 1991-12-12
EP0392978A1 (fr) 1990-10-17
CH679555A5 (cg-RX-API-DMAC7.html) 1992-03-13
CA2014235A1 (en) 1990-10-11
AU628153B2 (en) 1992-09-10
AU5303490A (en) 1990-10-18

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