FI84886B - Anordning foer bildande av ett vaetskedroppspray samt en inhalationsapparat. - Google Patents

Anordning foer bildande av ett vaetskedroppspray samt en inhalationsapparat. Download PDF

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Publication number
FI84886B
FI84886B FI870639A FI870639A FI84886B FI 84886 B FI84886 B FI 84886B FI 870639 A FI870639 A FI 870639A FI 870639 A FI870639 A FI 870639A FI 84886 B FI84886 B FI 84886B
Authority
FI
Finland
Prior art keywords
liquid
electrode
edge
spray
chamber
Prior art date
Application number
FI870639A
Other languages
English (en)
Finnish (fi)
Other versions
FI870639A0 (fi
FI870639A (fi
FI84886C (sv
Inventor
Raymond Charles Rowe
Timothy James Noakes
Ian David Pavey
Douglas Bray
Original Assignee
Ici Plc
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 Ici Plc filed Critical Ici Plc
Publication of FI870639A0 publication Critical patent/FI870639A0/fi
Publication of FI870639A publication Critical patent/FI870639A/fi
Publication of FI84886B publication Critical patent/FI84886B/fi
Application granted granted Critical
Publication of FI84886C publication Critical patent/FI84886C/sv

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
    • B05B5/002—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means comprising means for neutralising the spray of charged droplets or particules
    • 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
    • A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
    • A61M11/001—Particle size control
    • 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
    • A61M15/00—Inhalators
    • A61M15/02—Inhalators with activated or ionised fluids, e.g. electrohydrodynamic [EHD] or electrostatic devices; Ozone-inhalators with radioactive tagged particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
    • B01J2/04—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a gaseous medium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
    • B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
    • B05B5/0255—Discharge apparatus, e.g. electrostatic spray guns spraying and depositing by electrostatic forces only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
    • B05B5/08—Plant for applying liquids or other fluent materials to objects
    • B05B5/087—Arrangements of electrodes, e.g. of charging, shielding, collecting electrodes

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pulmonology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Electrostatic Spraying Apparatus (AREA)
  • Nozzles (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Glass Compositions (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Reciprocating Pumps (AREA)
  • Golf Clubs (AREA)
  • Prostheses (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Fats And Perfumes (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Catching Or Destruction (AREA)
  • Formation And Processing Of Food Products (AREA)
  • Glanulating (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
  • Separation Of Particles Using Liquids (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Devices For Medical Bathing And Washing (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Medicinal Preparation (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Claims (12)

1. Apparat för att bilda en spray av vätskedroppar, vilken apparat omfattar: 5 en insprutningskant ( 7 ); en pä ett avständ f rän den- na kant placerad skärmelektrod (8), som inkluderar en öpp-ning (14), via vilken den frän kanten insprutade vätskan konuner att strömma; medel (10) för att alstra en högpoten-tiell laddning, som motsvarar skärmelektrodens polaritet, 10 i vätskan i insprutningskanten för att bilda ett elektriskt fält mellan kanten och skärmelektroden, vilket är tillräck-ligt för att förorsaka att vätskan som kommer frän insprutningskanten ändras tili formen av ätminstone en kon, vari-frän elektrostatiska krafter skuffar ett vätskeförband (12) 15 genom öppningen (14), vilket sönderdelas i ett spray av laddade droppar; kännetecknad därav, att den vidare omfattar en skarp urladdningselektrod (16); medel (10) för att ladda urladdningselektroden med en hög potential, som i förhällande tili skärmelektroden (8) har en 20 annan polaritet för att bilda en korona för urladdning av sprayen, varvid skärmelektroden beträffande sin totala dimension är tillräcklig och inkluderar en tillräckligt liten öppning (14) för att skydda kanten (7) och vätske-konen frän koronan.
2. Anginhalationsapparat för att bilda en inhalerbar spray av vätskedroppar, vilken apparat omfattar: väggar, som avgränsar skärmelektroden (8), och en kammare (50), genom vilken en luftkanal (52, 54) gär; en insprutningskant (7), en pä ett avständ f rän denna kant 30 placerad skärmelektrod som inkluderar en öppning (14), via vilken den f rän kanten insprutade vätskan kommer att tränga in i kammaren; medel (10) för att alstra en högpotentiell laddning, som motsvarar skärmelektrodens (8) polaritet, i vätskan i insprutningskanten för att bilda ett elektriskt 35 fält mellan denna kant och skärmelektroden, vilket är tili- li 21 84886 räckligt för att förorsaka att vätskan som konuner frän in-sprutningskanten ändras tili formen av ätminstone en kon, varifrän de elektrostatiska krafterna skuffar ett vätske-förband (12) genom öppningen, vilket sönderdelas i ett 5 spray av laddade droppar; kännetecknad därav, att apparaten dessutom omfattar en skarp urladdningselekt-rod (16) placerad pä ett avständ frän skärmelektroden (8) i nämnda kammare (50), ett medel (10) för att ladda urladd-ningselektroden (16) med en hög potential, som i förhällan-10 de tili skärmelektroden (8) har en annan polaritet, för att bilda en korona för urladdning av sprayen, varvid skärmelektroden (8) beträffande sin totala dimension är tillräcklig och inkluderar en tillräckligt liten öppning (14) för att skydda kanten (7) och vätskekonen frän koro-15 nan.
3. Anginhalationsapparat enligt patentkravet 2, kännetecknad därav, att den inkluderar en an-siktsmask (56).
4. Anginhalationsapparat enligt patentkravet 2 eller 20 3,kännetecknad därav, att urladdningselektro- den (16) är placerad pä kammarens vägg mittemot insprut-ningskanten (7) och att den skjuter ut frän väggen en aning in i kammaren, varvid kammarväggen är isolerande eller halvisolerande ätminstone i närheten av urladdningselektro-25 den.
5. Anginhalationsapparat enligt patentkravet 4, . kännetecknad därav, att väggen, pä vilken ur- laddningselektroden är placerad, är konkav med avseende pä kammaren.
6. Anginhalationsapparat enligt patentkravet 4 eller 5,kännetecknad därav, att luftkanalen (52, 54) är tvärgäende i förhällande tili sprayens rörelseriktning.
7. Anginhalationsapparat enligt nägot av patentkra-ven 2-6, kännetecknad därav, att medelst denna 35 alstras en spray, vars droppstorlek är 2-5 mikroner i dia- 84886 meter dä den används med en vätska, vars resistivitet är 5xl08 - 108 ohm cm.
8. Anginhalationsapparat enligt patentkravet 7, kännetecknad därav, att resistiviteten hos 5 vätskan som används i samband med denna är 108 - 10^ ohm cm.
9. Anginhalationsapparat enligt nägot av patentkra-ven 2-8, kännetecknad därav, att insprutnings-kanten (7) är anordnad att alstra ett enda vätskeförband 10 (12).
10. Anginhalationsapparat enligt patentkravet 9, kännetecknad därav, att insprutningskanten (7) inkluderar en ringformig öppning (26) anordnad att inmata vätska pä ytan av en utskjutande skarp kärndel (24) sä, att 15 dä apparaten används, utgär det enda vätskeförbandet frän kärndelens spets.
11. Anginhalationsapparat enligt patentkravet 10, kännetecknad därav, att insprutningskanten (26) omfattar ändan av ett kapillärrör.
12. Anginhalationsapparat enligt nägot av patentkra- ven 2-11, kännetecknad därav, att medlen (10) som är avsedda att ladda vätskan är anordnade att ladda vätskan med en positiv potential i förhällande tili skärm-elektroden. Il
FI870639A 1986-02-21 1987-02-16 Anordning för bildande av ett vätskedroppspray samt en inhalationsappa rat FI84886C (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB868604328A GB8604328D0 (en) 1986-02-21 1986-02-21 Producing spray of droplets of liquid
GB8604328 1986-02-21

Publications (4)

Publication Number Publication Date
FI870639A0 FI870639A0 (fi) 1987-02-16
FI870639A FI870639A (fi) 1987-08-22
FI84886B true FI84886B (fi) 1991-10-31
FI84886C FI84886C (sv) 1992-02-10

Family

ID=10593447

Family Applications (2)

Application Number Title Priority Date Filing Date
FI870639A FI84886C (sv) 1986-02-21 1987-02-16 Anordning för bildande av ett vätskedroppspray samt en inhalationsappa rat
FI870640A FI870640A (fi) 1986-02-21 1987-02-16 Foerfarande och anordning foer framstaellning av partiklar.

Family Applications After (1)

Application Number Title Priority Date Filing Date
FI870640A FI870640A (fi) 1986-02-21 1987-02-16 Foerfarande och anordning foer framstaellning av partiklar.

Country Status (18)

Country Link
US (2) US4795330A (sv)
EP (2) EP0234841A3 (sv)
JP (2) JPS62254830A (sv)
AT (1) ATE56156T1 (sv)
AU (2) AU582949B2 (sv)
CA (1) CA1275883C (sv)
DE (1) DE3764662D1 (sv)
DK (1) DK164847C (sv)
ES (1) ES2016969B3 (sv)
FI (2) FI84886C (sv)
GB (1) GB8604328D0 (sv)
GR (1) GR3000843T3 (sv)
IE (1) IE59596B1 (sv)
IL (1) IL81572A (sv)
NO (2) NO172835C (sv)
NZ (2) NZ219306A (sv)
PT (1) PT84320B (sv)
ZA (2) ZA871146B (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190209791A1 (en) * 2017-11-30 2019-07-11 Altria Client Services Llc Systems for generating a liquid aerosol

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FI870639A0 (fi) 1987-02-16
NZ219305A (en) 1990-02-26
AU6906287A (en) 1987-08-27
NO870660D0 (no) 1987-02-18
DK82587D0 (da) 1987-02-18
ATE56156T1 (de) 1990-09-15
JPS62254830A (ja) 1987-11-06
AU582949B2 (en) 1989-04-13
NO172835C (no) 1993-09-15
IL81572A (en) 1992-01-15
FI870639A (fi) 1987-08-22
EP0234842A2 (en) 1987-09-02
JPS62197071A (ja) 1987-08-31
IE870299L (en) 1987-08-21
IE59596B1 (en) 1994-03-09
NO870658L (no) 1987-08-24
PT84320A (en) 1987-03-01
ZA871147B (en) 1987-11-25
EP0234842A3 (en) 1988-08-24
DK164847B (da) 1992-08-31
NZ219306A (en) 1990-02-26
JPH0824714B2 (ja) 1996-03-13
DK164847C (da) 1993-01-18
NO870658D0 (no) 1987-02-18
GB8604328D0 (en) 1986-03-26
AU6906187A (en) 1987-08-27
FI84886C (sv) 1992-02-10
PT84320B (pt) 1989-09-14
US4795330A (en) 1989-01-03
EP0234841A2 (en) 1987-09-02
DK82587A (da) 1987-08-22
US4829996A (en) 1989-05-16
DE3764662D1 (de) 1990-10-11
AU594429B2 (en) 1990-03-08
NO172835B (no) 1993-06-07
EP0234842B1 (en) 1990-09-05
ES2016969B3 (es) 1990-12-16
CA1275883C (en) 1990-11-06
FI870640A (fi) 1987-08-22
GR3000843T3 (en) 1991-11-15
NO870660L (no) 1987-08-24
ZA871146B (en) 1987-10-28
FI870640A0 (fi) 1987-02-16
IL81572A0 (en) 1987-09-16
EP0234841A3 (en) 1988-09-14

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