EP0596155A1 - Buse pour la production de bulles - Google Patents

Buse pour la production de bulles Download PDF

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Publication number
EP0596155A1
EP0596155A1 EP92119077A EP92119077A EP0596155A1 EP 0596155 A1 EP0596155 A1 EP 0596155A1 EP 92119077 A EP92119077 A EP 92119077A EP 92119077 A EP92119077 A EP 92119077A EP 0596155 A1 EP0596155 A1 EP 0596155A1
Authority
EP
European Patent Office
Prior art keywords
chemical agent
mixture liquid
cylindrical sleeve
agent mixture
nozzle
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Withdrawn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
EP92119077A
Other languages
German (de)
English (en)
Inventor
Toshiharu Fukai
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.)
Individual
Original Assignee
Individual
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
Priority to CA002081392A priority Critical patent/CA2081392A1/fr
Priority to US07/966,331 priority patent/US5275763A/en
Application filed by Individual filed Critical Individual
Priority to EP92119077A priority patent/EP0596155A1/fr
Publication of EP0596155A1 publication Critical patent/EP0596155A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C31/00—Delivery of fire-extinguishing material
    • A62C31/02—Nozzles specially adapted for fire-extinguishing
    • A62C31/12—Nozzles specially adapted for fire-extinguishing for delivering foam or atomised foam
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C5/00—Making of fire-extinguishing materials immediately before use
    • A62C5/02—Making of fire-extinguishing materials immediately before use of foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/311—Injector mixers in conduits or tubes through which the main component flows for mixing more than two components; Devices specially adapted for generating foam
    • B01F25/3111—Devices specially adapted for generating foam, e.g. air foam
    • B01F25/31112—Devices specially adapted for generating foam, e.g. air foam with additional mixing means other than injector mixers, e.g. screen or baffles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3121—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3124—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow
    • B01F25/31242—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow the main flow being injected in the central area of the venturi, creating an aspiration in the circumferential part of the conduit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/45—Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/45—Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads
    • B01F25/452—Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads characterised by elements provided with orifices or interstitial spaces
    • B01F25/4523—Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads characterised by elements provided with orifices or interstitial spaces the components being pressed through sieves, screens or meshes which obstruct the whole diameter of the tube
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/0018—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam
    • B05B7/0025—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/0018—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam
    • B05B7/005—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam wherein ambient air is aspirated by a liquid flow
    • B05B7/0056—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam wherein ambient air is aspirated by a liquid flow with disturbing means promoting mixing, e.g. balls, crowns
    • B05B7/0062—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam wherein ambient air is aspirated by a liquid flow with disturbing means promoting mixing, e.g. balls, crowns including sieves, porous members or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
    • B05B7/0416—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid
    • B05B7/0425—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid without any source of compressed gas, e.g. the air being sucked by the pressurised liquid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/26—Foam

Definitions

  • the present invention relates generally to a bubble generating nozzle. More particularly, the present invention relates to a nozzle for continuously generating a number of bubbles wherein the nozzle can be employed for the purpose of bathing, cleaning, fire extinguishing, sterilizing or the like by continuously blowing from an injection nozzle a number of particles each composed of a chemical agent mixture liquid and then generating a number of bubbles each having air filled therein.
  • a bubbling type fire extinguisher is disclosed in an official gazette of, e.g., Japanese Patent Laid-Open Publication NO. 1-259874.
  • an injector type nozzle tip is disposed in a sleeve for the nozzle so that bubble generating liquid is introduced into the fire extinguisher by the action of negative pressure induced by jet stream of pressurized water to mix the foregoing liquid with the pressurized water.
  • the resultant mixture liquid is injected through the nozzle tip toward a deflector disposed in front of the nozzle tip so that it collides with the deflector along which it is dispersively stirred, causing a number of bubbles each serving as a fire extinguishing chemical agent to be generated.
  • a movable sleeve is displaceably received in the nozzle sleeve so as to allow a distance between the foremost end of the movable sleeve and the deflector to be properly adjusted in order to inject the fire extinguishing agent directly toward an item to be extinguished or spray it toward the same.
  • the fire extinguisher constructed according to the prior invention is intended to prepare a large number of bubbles each serving as a fire extinguishing agent using a large quantity of pressurized water having high pressure.
  • this fire extinguisher is employed for individual dwelling house use using a small quantity of tap water having low pressure, there arise malfunctions as noted below.
  • mixing means having an injector type nozzle tip employed therefor a small magnitude of negative force is generated by stream of pressurized water, resulting in the chemical agent for generating a number of bubbles failing to be introduced into the fire extinguisher.
  • the mixture liquid has a comparatively low pressure, only a small quantity of bubbles are generated when it collides with a plate- shaped deflector along which it is then stirred.
  • bubble generating means including the deflector does not include any adjusting means, when pressure of the pressurized water or the kind of chemical agent is changed to another one, the fire extinguisher can not cope with the foregoing changing, and moreover, can not adjust physical properties of each bubble.
  • the conventional fire extinguisher for generating a number of bubbles each composed of a chemical agent mixture liquid can not be employed for all of various kinds of applications such as cleaning, fire extinguishing and others.
  • a plurality of bubble generating nozzles are prepared corresponding to all the foregoing applications.
  • the present invention has been made in consideration of the foregoing background.
  • An object of the present invention is to provide a nozzle for continuously generating a number of bubbles wherein the nozzle can effectively be employed for the purpose of bathing, cleaning, fire extinguishing, sterilizing or the like using a chemical agent mixture liquid.
  • Another object of the present invention is to provide a nozzle for continuously generating a number of bubbles wherein physical properties of each bubble can be adjusted corresponding to variation of pressure of the chemical agent mixture liquid or the like.
  • a nozzle for continuously generating a number of bubbles wherein the apparatus comprises a chemical agent mixture liquid preparing unit into which water, hot water and chemicals are supplied to prepare a desired chemical agent mixture liquid; a cylindrical holder to be grasped with a user's hand, the cylindrical holder serving to allow the chemical agent mixture liquid to be delivered from the chemical agent mixture liquid preparing unit therethrough at a predetermined flow rate in the pressurized state; an injection nozzle attached to the foremost end of the holder for injecting the chemical agent mixture liquid in the form of a number of particles; a cylindrical sleeve secured to the holder with a diameter larger than that of the holder, the cylindrical sleeve having a hollow space in which the chemical agent mixture liquid is injected from the injection nozzle in the form of a number of particles; at least one intake air port formed through the cylindrical sleeve, and a mesh-shaped screen fixedly secured to the foremost end of the cylindrical sleeve for allowing a
  • a distance between the injection nozzle and the mesh-shaped screen can be adjusted, and moreover, a flow rate of air to be introduced through the intake air ports can be adjusted.
  • the mesh-shaped screen can be exchanged with another one, if necessary.
  • annular adjustment cover is displaceably fitted around the cylindrical sleeve.
  • a nozzle for continuously generating a number of bubbles wherein the apparatus comprises a chemical agent mixture liquid preparing unit into which water, hot water and chemicals are supplied to prepare a desired chemical agent liquid; a cylindrical holder to be grasped with a user's hand, the cylindrical holder serving to allow the chemical agent mixture liquid to be delivered from the chemical agent mixture liquid preparing unit therethrough at a predetermined flow rate in the pressurized state, a plurality of male threads being formed around the outer surface of the holder at the fore end part of the same; an injection nozzle threadably secured to the fore end part of the holder for injecting the chemical agent mixture liquid in the form of a number of particles, a plurality of male threads being formed around the outer surface of the injection nozzle, while a plurality of female threads being formed around the inner surface of the same; a cylindrical sleeve threadably secured to the injection nozzle with a diameter larger than that of the holder, the cylindrical sle
  • Fig. 1 and Fig. 2 illustrate a nozzle for continuously generating a number of bubble (hereinafter referred to simply as a bubble generating nozzle) in accordance with an embodiment of the present invention wherein tap water, hot water heated in a water heater and chemicals are utilized for operating the bubble generating nozzle.
  • reference numeral 1 designates a piping for tap water
  • reference numeral 2 designates a piping for hot water heated in a water heater
  • reference numeral 20 designates a piping for supplying chemical agents therethrough.
  • the water piping 1, the hot water piping 2 and the chemical agent piping 20 are connected to a chemical agent mixture liquid preparing unit 5 via valves 3, 4 and 21.
  • the unit 5 When the unit 5 is supplied with water and hot water to mix with chemical agents suitably employable for various purposes of cleaning, bathing, fire extinguishing or the like at a predetermined ratio, the resultant chemical agent mixture A is prepared in the unit 5.
  • a motor driven pump 23 is disposed at the intermediate position of a flexible piping 7 so that the chemical agent mixture liquid A is delivered from the pump 23 while substantially constant pressure is maintained.
  • the chemical agent mixture liquid preparing unit 5 is connected to a bubble generating nozzle 10 via a coupler 6, the flexible piping 7 and another coupler 8.
  • the bubble generating nozzle 10 includes an elongated tube-shaped holder 11 connected to the flexible piping 7, and an injection nozzle 12 is attached to the foremost end of the holder 11 in order to inject the chemical agent mixture liquid A with a predetermined expansion angle.
  • a cylindrical sleeve 14 large enough to receive a number of generated particles is arranged ahead of and outside of the injection nozzle 13.
  • the sleeve 14 is integrally constructed of a small-diametered portion 14a threadably engaged with the holder 11 and a large-diametered portion 14b having a diameter larger than that of the portion 14a in the stepped configuration.
  • a mesh-shaped screen 15 is fixedly secured to the foremost end of the large-diametered portion 14b with the aid of a fixing cap 16 as desired while positioning opposite to the injection nozzle 13.
  • the fixing cap 16 is threadably engaged with the foremost end of the sleeve 14.
  • the mesh-shaped screen 15 can be exchanged with another one by disengaging the fixing cap 16 from the sleeve 14.
  • a method of continuously generating a number of bubbles in accordance with the present invention is practiced by way of the steps of mixing air with particles of the chemical agent mixture liquid A injected from the injection nozzle 13 in the sleeve 14, colliding the mixture of air and chemical agent mixture liquid A against the mesh-shaped screen 15 at a high speed and then expanding small particles of the injected chemical agent mixture liquid A while passing through the meshed-shaped screen 15 to generate a number of bubbles each composed of a chemical agent B with air filled therein.
  • Physical properties of each bubble vary depending on a mesh size of the mesh-shaped screen 15, a chemical composition of the chemical agent mixture liquid A, a mixing ratio of water to hot water and a quantity of air mixed with the chemical agent mixture liquid A, water and hot water.
  • the mesh-shaped screen 15 makes it possible to change physical properties of each bubble from a very fine particle-shaped contour to a large soap bubble-shaped contour.
  • impact force arising when the mixture liquid collides against the mesh-shaped screen 15 vary depending on chemical properties of each chemical agent, pressure of the chemical agent mixture liquid A and a size of the injection nozzle 13.
  • the impact force has a significant effect on generation of bubbles each composed of a chemical agent B and ejection properties of each bubble.
  • the bubble generating nozzle can cope with variation of the physical properties of each bubble by adequately changing the distance between the injection nozzle 13 and the mesh-shaped screen 15.
  • the sleeve 14 since the small-diametered portion 14a of the sleeve 14 is threadably engaged with the holder 11, the position of the mesh-shaped screen 15 relative to the injection nozzle 13 can be changed as desired by rotating the sleeve 14 relative to the holder 11.
  • the sleeve 14 may be designed to be expansible and contractible in order to change the position of the mesh-shaped screen 15 relative to the injection nozzle 13.
  • Air intake ports 17 are formed through the large-diametered portion 14b of the sleeve 14, and an annular adjustment cover 18 is slidably fitted around the large-diametered portion 14b of the sleeve 14.
  • the adjustment cover 18 may threadably be fitted around the large-diametered portion 14b of the sleeve 14. As the position of the adjustment cover 18 varies, a total opened are of the air intake ports 17 varies correspondingly, resulting in a quantity of air to be introduced into the sleeve 14 through the air intake ports 17 being properly adjusted.
  • a quantity of air corresponding to a total opened area of the air intake ports 17 is uniformly mixed with the injected small particles of the chemical agent mixture liquid A so that the resultant mixture of small particles and air collides against the mesh-shaped screen 15 at a high speed.
  • the particles of the mixture which have collided against the mesh-shaped screen 16 passes through the mesh-shaped screen 15, they are expansively deformed into bubbles each having air filled therein, whereby a large number of bubbles each composed of the chemical agent B are continuously generated in the region outside of the mesh-shaped screen 15. These bubbles are ejected toward a bath tab to be cleaned.
  • a size of bubble composed of the chemical agent B is enlarged more and more as a mesh size of the mesh-shaped screen 15 becomes large.
  • the mesh-shaped screen 15 is located nearer to the injection nozzle 13, bubbles can be ejected at a longer distance.
  • a viscosity of each bubble is reduced, i.e., an adhering force of each bubble decreases.
  • a number of bubbles each composed of the chemical agent B can be generated and ejected toward a bath tab to be cleaned at a high speed by properly selecting the kind of the mesh-shaped screen 15, and moreover, correctly adjusting the position of the mesh-shaped screen 15 relative to the injection nozzle 13 and the total opened area of the air intake ports 17.
  • Fig. 3 illustrates by way of example that a bath tab 19 is cleaned using the bubble generating nozzle of the present invention.
  • a user grasps the holder 11 of the bubble generating nozzle 10 with his hand to continuously blow a number of bubbles each composed of the chemical agent B toward the bath tab 19.
  • the bath tab 19 is cleaned using the bubble generating nozzle 10
  • the total opened area of the air intake ports 17 is set to be small. In other words, an operational effect of cleaning the bath tab 19 can be increased.
  • water is sprayed over the surface of the bath tab 19 until the chemical agent B is entirely washed out. At this time, a cleaning operation for the bath tab 19 has been completed by way of the aforementioned steps.
  • a bubble generating nozzle in accordance with another embodiment of the present invention will be described below with reference to Fig. 4 wherein an injection nozzle can be exchanged with another one as desired.
  • an injection nozzle 22 is made of a cylindrical sleeve material of which outer surface is male-threaded and of which inner surface is female-threaded.
  • a holder 11 is threadably engaged with female-threads on the inner surface of the injection nozzle 22, while a small-diametered portion 14a of a cylindrical sleeve 14 is threadably engaged with male threads on the outer surface of the injection nozzle 22.
  • the injection nozzle 22 can be exchanged with another one depending on variation of the physical properties of each bubble composed of the chemical agent B.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Dispersion Chemistry (AREA)
  • Nozzles (AREA)
EP92119077A 1992-10-26 1992-11-06 Buse pour la production de bulles Withdrawn EP0596155A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CA002081392A CA2081392A1 (fr) 1992-10-26 1992-10-26 Generateur de bulles d'air
US07/966,331 US5275763A (en) 1992-10-26 1992-10-26 Nozzle for generating bubbles
EP92119077A EP0596155A1 (fr) 1992-10-26 1992-11-06 Buse pour la production de bulles

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA002081392A CA2081392A1 (fr) 1992-10-26 1992-10-26 Generateur de bulles d'air
US07/966,331 US5275763A (en) 1992-10-26 1992-10-26 Nozzle for generating bubbles
EP92119077A EP0596155A1 (fr) 1992-10-26 1992-11-06 Buse pour la production de bulles

Publications (1)

Publication Number Publication Date
EP0596155A1 true EP0596155A1 (fr) 1994-05-11

Family

ID=27169227

Family Applications (1)

Application Number Title Priority Date Filing Date
EP92119077A Withdrawn EP0596155A1 (fr) 1992-10-26 1992-11-06 Buse pour la production de bulles

Country Status (3)

Country Link
US (1) US5275763A (fr)
EP (1) EP0596155A1 (fr)
CA (1) CA2081392A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0719590A1 (fr) * 1994-12-29 1996-07-03 Elf Antar France Dispositif de projection d'un mélange d'air et de liquide
EP0714708A3 (fr) * 1994-12-01 1996-10-16 Calmar Inc Buse de moussage pour pulvérisateur à gâchette
WO1998009739A1 (fr) * 1996-09-09 1998-03-12 Sprintvest Corporation N.V. Lance de nettoyage
US6126089A (en) * 1996-09-09 2000-10-03 Deb Ip Limited Cleaning lance
EP2210657A1 (fr) * 2009-01-27 2010-07-28 Siemens Aktiengesellschaft Dispositif de mélange destiné au mélange d'eau et de vapeur d'eau dans une station de dérivation

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US5611490A (en) * 1994-12-19 1997-03-18 Calmar Inc. Foamer assembly for fluid dispenser
US6042089A (en) * 1996-07-01 2000-03-28 Klein; Christophe Foam generating device
US5837168A (en) * 1996-12-03 1998-11-17 Rowe; Carroll G. Foam generating apparatus
US6086052A (en) * 1996-12-03 2000-07-11 Rowe; Carroll G. Foam generating apparatus
US5934568A (en) * 1998-01-16 1999-08-10 Brown; C. Coy Nozzle apparatus for delivering fire retardant foam
FR2783434B1 (fr) * 1998-09-17 2000-12-15 Eurofeu Sa Tromblon d'extincteur
RU2184619C1 (ru) * 2001-03-22 2002-07-10 Душкин Андрей Леонидович Распылитель жидкости (варианты)
DE20201168U1 (de) * 2002-01-26 2003-06-05 Kreussler Chem Fab Gerät zur Herstellung eines insbesondere sterilen Schaums
US20070125881A1 (en) * 2005-12-05 2007-06-07 Neil Gansebom Foam-dispensing nozzle for pressurized fluid delivery apparatus
DE202006020889U1 (de) * 2006-10-16 2011-01-05 Neumaerker, Harald, Dr. Schaumzufuhreinrichtung
EP1985333A1 (fr) * 2007-04-27 2008-10-29 Sogepi S.A. Technologie améliorée de mousse à air comprimé
US20120260681A1 (en) * 2009-10-20 2012-10-18 Hans Faltum Cooling Plant in Particular for the Processing of Food and a method of Cleaning the Cooling Plant
CN102151620A (zh) * 2011-03-24 2011-08-17 李新君 泡沫喷头
US8794600B2 (en) * 2011-06-06 2014-08-05 Wu-Chiao Chou Bubble generating device
US11643946B2 (en) 2013-10-02 2023-05-09 Aerocore Technologies Llc Cleaning method for jet engine
WO2015051146A1 (fr) 2013-10-02 2015-04-09 Aerocore Technologies Llc Procédé de nettoyage pour moteur à réaction
US10265559B1 (en) * 2014-03-18 2019-04-23 Lonnie R Downs Fire-hose nozzle
AU2015354410A1 (en) * 2014-11-28 2017-06-15 Ofb Fire Solutions Pty Ltd Fire-fighting system
CN105413505B (zh) * 2015-11-26 2017-11-07 中国矿业大学 一种环形供气立式泡沫发生装置
CH713571A1 (de) * 2017-03-15 2018-09-28 Jomos Eurosprinkler Ag Schaumbilder und Schaumsprinkler.
TWI619546B (zh) * 2017-07-20 2018-04-01 Chen zhao hui Microbubble generator and microbubble water generator having the microbubble generator
KR102437695B1 (ko) * 2017-09-29 2022-08-29 삼성전자주식회사 거품발생장치 및 이를 구비한 세탁기
US11028727B2 (en) * 2017-10-06 2021-06-08 General Electric Company Foaming nozzle of a cleaning system for turbine engines
US10871082B2 (en) 2018-01-02 2020-12-22 General Electric Company In situ foam generation within a turbine engine
CN111902220A (zh) * 2018-04-06 2020-11-06 东洋喷雾工业株式会社 喷雾产品
US20220266274A1 (en) * 2019-07-17 2022-08-25 Spray Nozzle Engineering Pty. Ltd. An improved aspirating spray nozzle
CN110882506B (zh) * 2019-11-25 2021-04-30 中国船舶重工集团公司第七一九研究所 独立式分布控制的泡沫灭火系统
EP4071290A4 (fr) * 2019-12-04 2023-01-25 Qingdao Haier Drum Washing Machine Co., Ltd. Tête de pulvérisation à microbulles et dispositif de lavage la comportant
CN112899992B (zh) * 2019-12-04 2024-06-18 青岛海尔洗衣机有限公司 微气泡喷头及具有该微气泡喷头的洗涤设备

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Cited By (10)

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EP0714708A3 (fr) * 1994-12-01 1996-10-16 Calmar Inc Buse de moussage pour pulvérisateur à gâchette
EP0719590A1 (fr) * 1994-12-29 1996-07-03 Elf Antar France Dispositif de projection d'un mélange d'air et de liquide
FR2728808A1 (fr) * 1994-12-29 1996-07-05 Elf Antar France Dispositif de projection d'un melange d'air et de liquide
WO1998009739A1 (fr) * 1996-09-09 1998-03-12 Sprintvest Corporation N.V. Lance de nettoyage
US6126089A (en) * 1996-09-09 2000-10-03 Deb Ip Limited Cleaning lance
EP2210657A1 (fr) * 2009-01-27 2010-07-28 Siemens Aktiengesellschaft Dispositif de mélange destiné au mélange d'eau et de vapeur d'eau dans une station de dérivation
WO2010086199A1 (fr) 2009-01-27 2010-08-05 Siemens Aktiengesellschaft Dispositif mélangeur pour mélanger de l'eau et de la vapeur d'eau dans une station de dérivation
CN102300628A (zh) * 2009-01-27 2011-12-28 西门子公司 用于在旁通站内混合水和水蒸汽的混合装置
US8641019B2 (en) 2009-01-27 2014-02-04 Siemens Aktiengesellschaft Mixing device for mixing water and water vapor in a diversion station
CN102300628B (zh) * 2009-01-27 2014-08-20 西门子公司 用于在旁通站内混合水和水蒸汽的混合装置

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CA2081392A1 (fr) 1994-04-27

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