EP1852190A2 - Foam device - Google Patents

Foam device Download PDF

Info

Publication number
EP1852190A2
EP1852190A2 EP07009007A EP07009007A EP1852190A2 EP 1852190 A2 EP1852190 A2 EP 1852190A2 EP 07009007 A EP07009007 A EP 07009007A EP 07009007 A EP07009007 A EP 07009007A EP 1852190 A2 EP1852190 A2 EP 1852190A2
Authority
EP
European Patent Office
Prior art keywords
foam
foaming
chemical
designed
foaming device
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.)
Granted
Application number
EP07009007A
Other languages
German (de)
French (fr)
Other versions
EP1852190A3 (en
EP1852190B1 (en
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.)
Suttner GmbH
Original Assignee
Suttner GmbH
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 Suttner GmbH filed Critical Suttner GmbH
Publication of EP1852190A2 publication Critical patent/EP1852190A2/en
Publication of EP1852190A3 publication Critical patent/EP1852190A3/en
Application granted granted Critical
Publication of EP1852190B1 publication Critical patent/EP1852190B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • 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
    • 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
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B05B1/3026—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the controlling element being a gate valve, a sliding valve or a cock
    • 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
    • B05B7/24—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 means, e.g. a container, for supplying liquid or other fluent material to a discharge device
    • B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
    • B05B7/244—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using carrying liquid for feeding, e.g. by suction, pressure or dissolution, a carried liquid from the container to the nozzle
    • B05B7/2443—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using carrying liquid for feeding, e.g. by suction, pressure or dissolution, a carried liquid from the container to the nozzle the carried liquid and the main stream of carrying liquid being brought together downstream of the container before discharge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • B08B3/026—Cleaning by making use of hand-held spray guns; Fluid preparations therefor

Definitions

  • the present invention relates to a foam device, in particular for a high-pressure cleaning device, according to the preamble of claim 1, 4 or 11 and a high-pressure gun with such a foam device.
  • High-pressure cleaning devices also known as high-pressure cleaners, are commonly used for cleaning purposes.
  • water or another cleaning fluid is discharged via a nozzle under high pressure and possibly at high temperature.
  • a foaming device can be connected for foaming up water and an admixed chemical, in particular for the production and dispensing of a cleaning foam.
  • the addition of the chemical is then preferably via a valve device, such as a needle valve, controllable.
  • the present invention has for its object to provide a foam device and a high-pressure gun for a high-pressure cleaning device with such a foam device, so that a simple handling and in particular a defined chemical admixing and / or an effective foaming are possible.
  • the foaming device has a valve device, so that the chemical admixture can only be adjusted or adjusted in stages. This allows a very simple and targeted handling and defined chemical admixture.
  • valve device has a rotary handle, in particular surrounding the foam discharge and / or arranged coaxially therewith, for controlling the valve device. This in turn allows a very simple, intuitive handling and easy adjustment of the chemical admixture.
  • a third aspect of the present invention resides in that the foaming device is designed to form or form a container for the chemical to be mixed.
  • the foam device then forms in particular a structural unit with the container and is accordingly easy to handle.
  • the foaming device preferably comprises a foam sieve of an open-pore foam material, in particular of a metal foam. This allows a very effective foaming.
  • the proposed foam device is designed in particular as a foam nozzle or attachment nozzle for a high-pressure gun or the like. In principle, however, can also for other purposes, especially for fire extinguishing purposes o. The like., Are used.
  • the foam can be dispensed as a flat jet and the jet plane is rotatable. This in turn allows a very simple handling and in particular optimal adjustment or adjustment of the foam device.
  • Fig. 1 shows a schematic view of a proposed foam device 1, which is connected in the illustrated example of a high-pressure cleaning device 2 in the aforementioned sense.
  • the foaming device 1 is directly or indirectly connected to a high-pressure gun 3 or the like, which in turn can be connected to the high-pressure cleaning device 2 via a high-pressure hose 4.
  • the foam device 1 can not only be used in the field of high-pressure cleaning, but can generally be used for other purposes, for example also for fire-fighting purposes or the like.
  • the preferred embodiment of the foam device 1 will be explained primarily and with reference to the field of high pressure cleaning.
  • the foaming device 1 is used to foam a mixture of water and a mixed chemical. This mixture is foamed under preferably high pressure with the supply of air and in particular sprayed.
  • the foam device 1 is designed in particular for fastening or receiving a container 5 for the chemical or forms this.
  • the container 5 is detachably connected to the foam device 1, in particular screwed.
  • the container 5 extends in particular transversely to the discharge direction A of the foam device 1.
  • the container 5 is directly connectable to a housing of the foam device 1.
  • the foam device 1 is designed in particular as a foam nozzle or gun.
  • the foam device 1 with a connection device, in particular a screw 6 o.
  • a connection device for connection to a supply device, in particular to an output of the high-pressure gun 3, provided.
  • the foam device 1 is here as Attachment nozzle formed. If necessary, the foam device 1 against a conventional spray lance o. The like, interchangeable or connectable to this.
  • Fig. 1 shows the high-pressure gun 3 with the proposed foam device I, which is preferably directly connected thereto, in particular screwed.
  • FIG. 2 shows the foam device 1 in a schematic longitudinal section.
  • the foaming device 1 preferably has a valve device 7 for controlling the admixture of the chemical.
  • the valve device 7 is preferably designed such that the chemical admixture is only one step on or adjustable. Particularly preferably, the chemical admixing can also be completely switched off.
  • the foaming device 1 can be rinsed with water and, in particular, can also be used only for dispensing pure water or another cleaning liquid, for example as a conventional dispensing or high-pressure nozzle. In this case, preferably no foaming takes place. If necessary, the air supply, which is otherwise required for foaming, can then be blocked by the valve device 7.
  • the valve device 7 preferably has a rotary handle 8 which surrounds in particular the foam output and / or the foam device I and / or is arranged coaxially therewith for controlling the valve device 7 or chemical admixing. This allows a simple, intuitive operation.
  • the valve device 7 preferably has a particular bolt-shaped adjusting element 9, which is preferably provided with different cross-sectional passage openings, in particular holes 10, for the gradual adjustment of the chemical admixing.
  • the adjusting element 9 is adjustable or displaceable in particular by means of the rotary handle 8, particularly preferably in the axial direction or parallel to the dispensing direction A of the foam device 1.
  • one of the bores 10 forms a fluidic connection between the container 5 and an intake passage 11 of an injector or foam generator 12 of the foam device 1 ago.
  • the adjusting element 9 is adjustable in such a way that the chemical admixing or supply can also be blocked. This position is shown in Fig. 2.
  • a helical slotted guide 13 For adjusting the adjusting element 9, in particular geared coupling with the rotary handle 8, in particular a helical slotted guide 13 is provided. In particular, this engages the longitudinally displaceable, for example, in a groove, guided actuator 9 with a radial projection 14 in a formed on the inner surface of the rotary handle 8, preferably helically extending groove 15, so that turning the rotary handle 8, the desired axial displacement of the control element 9 causes.
  • the chemical admixture or the valve device 7 or the rotary handle 8 is only adjustable in stages or latching.
  • the partially transparent, schematic plan view according to FIG. 3 illustrates, in particular, the preferred helical slide guide 13.
  • Fig. 2 it can be seen that the not shown to scale container 5 in particular fastened via a screw 16 to the foam device 1, in particular in this is screwed.
  • the foaming device 1 preferably has a dip or suction tube 17 which extends into the container 5 in order to be able to suck the chemical, not shown, out of the container 5.
  • the dip tube 17 may optionally be rigid or rigid or flexible, in particular tubular, be formed.
  • the connecting device 6 is supplied under high pressure water or other liquid.
  • the water is first at least partially depressurized via a Venturi nozzle 18 or the like in the foam device 1 or in the foam generator 12 in a first stage, so that over the itself laterally adjacent channel 11, the chemical in the desired manner - depending on the position of the valve device or actuator 9 - sucked and mixed with the water.
  • the mixture of water and chemical is further expanded, in particular air is supplied via draft openings 19 and passed through a subsequent nozzle arrangement 20, in which the foaming takes place in the desired manner.
  • an expansion or AufMumraum 21 connects.
  • the foamed mixture or the foam produced is dispensed via an optional dispensing nozzle 22, which preferably generates a flat and / or conical jet by appropriate design, in particular an outlet opening 23.
  • the dispensing nozzle 22 is preferably rotatable to rotate the jet plane. If necessary, the rotation of the dispensing nozzle 23 is limited to 90 °, for example.
  • the valve device 7 may be formed for additional control of the supply of sucked or generated foaming air.
  • the valve device 7 or the rotary handle 8 for this purpose a sleeve, not shown o. The like. Control that covers the supply air openings 19 more or less as needed or position or closes.
  • the foam device 1 has a foam screen 24, as indicated in Fig. 2, for better foaming of the chemical-water-air mixture.
  • the foam screen 24 is preferably arranged upstream of the discharge nozzle 22 and / or installed in the expansion or AufMumraum 21.
  • the foam screen 24 may be formed, for example, by a perforated plate, a sieve, pressed steel wool, a coiled plastic sieve or the like. Accordingly, it is then a disc-shaped or, for example, cylindrical arrangement.
  • the foam screen 24 is made of an open-pore foam material, in particular a metal foam, or consists exclusively thereof.
  • the metal foam is made of stainless steel.
  • the foam ratio of the metal foam or other foam material is preferably 1 to 5 to 1 to 10, especially about 1 to 8, mass or volume of metal to air.
  • the foam device 1, in particular its valve device 7, can be cleaned without tools, removed and / or dismantled.
  • the proposed foam device 1 is very simple and robust, so that they can withstand the harsh everyday stresses very well. Furthermore, the foam device 1 allows a very simple operation and a universal use. Particularly noteworthy here is the simple adjustment or adjustment of the chemical addition to the needs-based adjustment and / or the optional switch to pure water output or shutdown of the foaming.
  • the foaming device 1 is basically not only the foaming of a mixture of water and a mixed chemical, but also for other mixtures with comparable properties, in particular for other, in particular water-like behaving liquids used. Accordingly, the term "water” extends in particular to other water-like liquids.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nozzles (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)

Abstract

Foam generator (1) for foaming water is designed for attachment or insertion of a container (5) for a chemical to be added to the water, or forms such a container. An independent claim is also included for a high-pressure pistol (3) for a high-pressure cleaning device (2) comprising a foam generator as above.

Description

Die vorliegende Erfindung betrifft eine Schaumeinrichtung, insbesondere für eine Hochdruckreinigungsvorrichtung, gemäß dem Oberbegriff des Anspruchs 1, 4 oder 11 sowie eine Hochdruckpistole mit einer derartigen Schaumemrichtung.The present invention relates to a foam device, in particular for a high-pressure cleaning device, according to the preamble of claim 1, 4 or 11 and a high-pressure gun with such a foam device.

Hochdruckreinigungsvorrichtungen, auch kurz Hochdruckreiniger genannt, werden üblicherweise für Reinigungszwecke eingesetzt. Über eine Düse wird üblicherweise Wasser oder eine sonstige Reinigungsflüssigkeit unter hohem Druck und ggf. mit hoher Temperatur ausgegeben. Weiter kann eine Schaumeinrichtung zum Aufschäumen von Wasser und einer zugemischten Chemikalie, insbesondere zur Erzeugung und Ausgabe eines Reinigungsschaums, angeschlossen werden. Die Zumischung der Chemikalie ist dann vorzugsweise über eine Ventileinrichtung, wie ein Nadelventil, steuerbar.High-pressure cleaning devices, also known as high-pressure cleaners, are commonly used for cleaning purposes. Usually, water or another cleaning fluid is discharged via a nozzle under high pressure and possibly at high temperature. Furthermore, a foaming device can be connected for foaming up water and an admixed chemical, in particular for the production and dispensing of a cleaning foam. The addition of the chemical is then preferably via a valve device, such as a needle valve, controllable.

Wichtig ist, daß dem Wasser eine definierte Chemikalienmenge und Luftmenge zugeführt wird. Die Zumischung der Chemikalienzugabe ist beispielsweise mit einem Nadelventil nicht definiert einstellbar.It is important that the water a defined amount of chemicals and air flow is supplied. The admixture of the chemical addition is not defined defined with a needle valve, for example.

Der vorliegenden Erfindung liegt die Aufgabe zugrunde, eine Schaumeinrichtung und eine Hochdruckpistole für ein Hochdruckreinigungsgerät mit einer derartigen Schaumeinrichtung anzugeben, so daß eine einfache Handhabung und insbesondere eine definierte Chemikalienzumischung und/oder ein effektives Aufschäumen ermöglicht werden.The present invention has for its object to provide a foam device and a high-pressure gun for a high-pressure cleaning device with such a foam device, so that a simple handling and in particular a defined chemical admixing and / or an effective foaming are possible.

Die obige Aufgabe wird durch eine Schaumeinrichtung gemäß Anspruch 1, 4 oder 1 1 oder durch eine Hochdruckpistole gemäß Anspruch 15 gelöst. Vorteilhafte Weiterbildungen sind Gegenstand der Unteransprüche.The above object is achieved by a foam device according to claim 1, 4 or 11 or by a high-pressure gun according to claim 15. Advantageous developments are the subject of the dependent claims.

Gemäß einem ersten Aspekt der vorliegenden Erfindung weist die Schaumeinrichtung eine Ventileinrichtung auf, so daß die Chemikalienzumischung nur stufig ein- bzw. verstellbar ist. Dies gestattet eine sehr einfache und gezielte Handhabung und definierte Chemikalienzumischung.According to a first aspect of the present invention, the foaming device has a valve device, so that the chemical admixture can only be adjusted or adjusted in stages. This allows a very simple and targeted handling and defined chemical admixture.

Ein zweiter Aspekt der vorliegenden Erfindung liegt darin, daß die Ventileinrichtung einen insbesondere die Schaumausgabe umgebenden und/oder koaxial dazu angeordneten Drehgriff zur Steuerung der Ventileinrichtung aufweist. Dies gestattet wiederum eine sehr einfache, intuitive Handhabung und einfache Einstellung der Chemikalienzumischung.A second aspect of the present invention resides in that the valve device has a rotary handle, in particular surrounding the foam discharge and / or arranged coaxially therewith, for controlling the valve device. This in turn allows a very simple, intuitive handling and easy adjustment of the chemical admixture.

Ein dritter Aspekt der vorliegenden Erfindung liegt darin, daß die Schaumeinrichtung zur Befestigung oder Aufnahme eines Behälters für die zuzumischende Chemikalie ausgebildet ist oder diesen bildet. Die Schaumeinrichtung bildet dann insbesondere eine Baueinheit mit dem Behälter und ist dementsprechend einfach handhabbar.A third aspect of the present invention resides in that the foaming device is designed to form or form a container for the chemical to be mixed. The foam device then forms in particular a structural unit with the container and is accordingly easy to handle.

Ein zusätzlicher Aspekt der vorliegenden Erfindung liegt darin, daß die Schaumeinrichtung vorzugsweise ein Schaumsieb aus einem offenporigen Schaummaterial, insbesondere aus einem Metallschaum, aufweist. Dies gestattet ein sehr effektives Aufschäumen.An additional aspect of the present invention resides in that the foaming device preferably comprises a foam sieve of an open-pore foam material, in particular of a metal foam. This allows a very effective foaming.

Die vorschlagsgemäße Schaumeinrichtung ist insbesondere als Schaumdüse bzw. Vorsatzdüse für eine Hochdruckpistole o. dgl. ausgebildet. Grundsätzlich kann jedoch auch für sonstige Zwecke, insbesondere auch für Feuerlöschzwecke o. dgl., eingesetzt werden.The proposed foam device is designed in particular as a foam nozzle or attachment nozzle for a high-pressure gun or the like. In principle, however, can also for other purposes, especially for fire extinguishing purposes o. The like., Are used.

Ein weiterer Aspekt der vorliegenden Erfindung liegt darin, daß der Schaum als Flachstrahl ausgebbar und die Strahlebene drehbar ist. Dies gestattet wiederum eine sehr einfache Handhabung und insbesondere optimale Einstellung oder Anpassung der Schaumeinrichtung.Another aspect of the present invention is that the foam can be dispensed as a flat jet and the jet plane is rotatable. This in turn allows a very simple handling and in particular optimal adjustment or adjustment of the foam device.

Weitere Merkmale, Vorteile, Eigenschaften und Aspekte der vorliegenden Erfindung ergeben sich aus den Ansprüchen und der nachfolgenden Beschreibung einer bevorzugten Ausführungsform anhand der Zeichnung. Es zeigt:

Fig. 1
eine schematische Ansicht einer vorschlagsgemäßen Schaumeinrichtung mit einer zugeordneten Hochdruckpistole und Hochdruckreinigungsvorrichtung;
Fig. 2
einen Schnitt der Schaumeinrichtung; und
Fig. 3
eine teiltransparente Draufsicht der Schaumeinrichtung.
Further features, advantages, features and aspects of the present invention will become apparent from the claims and the following description of a preferred embodiment with reference to the drawing. It shows:
Fig. 1
a schematic view of a proposed foam device with an associated high-pressure gun and high-pressure cleaning device;
Fig. 2
a section of the foam device; and
Fig. 3
a partially transparent top view of the foam device.

Fig. 1 zeigt in einer schematischen Ansicht eine vorschlagsgemäße Schaumeinrichtung 1, die beim Darstellungsbeispiel an eine Hochdruckreinigungsvorrichtung 2 im eingangs genannten Sinne angeschlossen ist. Insbesondere ist die Schaumeinrichtung 1 mittelbar oder unmittelbar mit einer Hochdruckpistole 3 o. dgl. verbunden, die ihrerseits über ein Hochdrucksschlauch 4 an die Hochdruckreinigungsvorrichtung 2 anschließbar ist.Fig. 1 shows a schematic view of a proposed foam device 1, which is connected in the illustrated example of a high-pressure cleaning device 2 in the aforementioned sense. In particular, the foaming device 1 is directly or indirectly connected to a high-pressure gun 3 or the like, which in turn can be connected to the high-pressure cleaning device 2 via a high-pressure hose 4.

Grundsätzlich ist die Schaumeinrichtung 1 jedoch nicht nur auf dem Gebiet der Hochdruckreinigung einsetzbar, sondern kann generell auf für sonstige Zwecke, beispielsweise auch für Feuerlöschzwecke o. dgl., eingesetzt werden. Nachfolgend wird die bevorzugte Ausgestaltung der Schaumeinrichtung 1 jedoch primär und mit Bezug auf das Gebiet der Hochdruckreinigung erläutert.In principle, however, the foam device 1 can not only be used in the field of high-pressure cleaning, but can generally be used for other purposes, for example also for fire-fighting purposes or the like. However, the preferred embodiment of the foam device 1 will be explained primarily and with reference to the field of high pressure cleaning.

Die Schaumeinrichtung 1 dient dem Aufschäumen eines Gemisches aus Wasser und einer zugemischten Chemikalie. Dieses Gemisch wird unter vorzugsweise hohem Druck unter Zuführung von Luft aufgeschäumt und insbesondere versprüht.The foaming device 1 is used to foam a mixture of water and a mixed chemical. This mixture is foamed under preferably high pressure with the supply of air and in particular sprayed.

Die Schaumeinrichtung 1 ist insbesondere zur Befestigung oder Aufnahme eines Behälters 5 für die Chemikalie ausgebildet oder bildet diesen.The foam device 1 is designed in particular for fastening or receiving a container 5 for the chemical or forms this.

Beim Darstellungsbeispiel ist der Behälter 5 lösbar mit der Schaumeinrichtung 1 verbindbar, insbesondere verschraubbar. Der Behälter 5 erstreckt sich insbesondere quer zur Ausgaberichtung A der Schaumeinrichtung 1. Insbesondere ist der Behälter 5 unmittelbar mit einem Gehäuse der Schaumeinrichtung 1 verbindbar.In the illustrated example, the container 5 is detachably connected to the foam device 1, in particular screwed. The container 5 extends in particular transversely to the discharge direction A of the foam device 1. In particular, the container 5 is directly connectable to a housing of the foam device 1.

Die Schaumeinrichtung 1 ist insbesondere als Schaumdüse oder -pistole ausgebildet. Beim Darstellungsbeispiel ist die Schaumeinrichtung 1 mit einer Anschlußeinrichtung, insbesondere einer Verschraubung 6 o. dgl., zum Anschluß an eine Versorgungseinrichtung, insbesondere an ein Ausgang der Hochdruckpistole 3, versehen. Insbesondere ist die Schaumeinrichtung 1 hier als Vorsatzdüse ausgebildet. Bedarfsweise ist die Schaumeinrichtung 1 gegen eine übliche Sprühlanze o. dgl, austauschbar oder an diese anschließbar.The foam device 1 is designed in particular as a foam nozzle or gun. In the illustrated embodiment, the foam device 1 with a connection device, in particular a screw 6 o. The like., For connection to a supply device, in particular to an output of the high-pressure gun 3, provided. In particular, the foam device 1 is here as Attachment nozzle formed. If necessary, the foam device 1 against a conventional spray lance o. The like, interchangeable or connectable to this.

Fig. 1 zeigt die Hochdruckpistole 3 mit der vorschlagsgemäßen Schaumeinrichtung I, die vorzugsweise unmittelbar daran angeschlossen, insbesondere angeschraubt, ist.Fig. 1 shows the high-pressure gun 3 with the proposed foam device I, which is preferably directly connected thereto, in particular screwed.

Fig. 2 zeigt die Schaumeinrichtung 1 in einem schematischen Längsschnitt. Die Schaumeinrichtung 1 weist vorzugsweise eine Ventileinrichtung 7 zur Steuerung der Zumischung der Chemikalie auf.FIG. 2 shows the foam device 1 in a schematic longitudinal section. The foaming device 1 preferably has a valve device 7 for controlling the admixture of the chemical.

Die Ventileinrichtung 7 ist vorzugsweise derart ausgebildet, daß die Chemikalienzumischung nur stufig ein- bzw. verstellbar ist. Besonders bevorzugt ist die Chemikalienzumischung auch vollständig ausschaltbar. In diesem Fall ist die Schaumeinrichtung 1 mit Wasser spülbar und insbesondere auch nur zur Ausgabe von reinem Wasser oder einer sonstigen Reinigungsflüssigkeit einsetzbar, beispielsweise als herkömmliche Ausgabe- bzw. Hochdruckdüse, Hierbei erfolgt dann vorzugsweise kein Aufschäumen. Bedarfsweise ist dann hierzu auch die Luftzufuhr, die ansonsten für das Aufschäumen erforderlich ist, durch die Ventileinrichtung 7 sperrbar.The valve device 7 is preferably designed such that the chemical admixture is only one step on or adjustable. Particularly preferably, the chemical admixing can also be completely switched off. In this case, the foaming device 1 can be rinsed with water and, in particular, can also be used only for dispensing pure water or another cleaning liquid, for example as a conventional dispensing or high-pressure nozzle. In this case, preferably no foaming takes place. If necessary, the air supply, which is otherwise required for foaming, can then be blocked by the valve device 7.

Die Ventileinrichtung 7 weist vorzugsweise einen insbesondere die Schaumausgabe und/oder die Schaumeinrichtung I umgebenden und/oder koaxial dazu angeordneten Drehgriff 8 zur Steuerung der Ventileinrichtung 7 bzw. Chemikalienzumischung auf. Dies gestattet eine einfache, intuitive Bedienung.The valve device 7 preferably has a rotary handle 8 which surrounds in particular the foam output and / or the foam device I and / or is arranged coaxially therewith for controlling the valve device 7 or chemical admixing. This allows a simple, intuitive operation.

Die Ventileinrichtung 7 weist vorzugsweise ein insbesondere bolzenförmiges Stellelement 9 auf, das vorzugsweise mit im Querschnitt unterschiedlichen Durchgangsöffnungen, insbesondere Bohrungen 10, zur stufigen Einstellung der Chemikalienzumischung versehen ist.The valve device 7 preferably has a particular bolt-shaped adjusting element 9, which is preferably provided with different cross-sectional passage openings, in particular holes 10, for the gradual adjustment of the chemical admixing.

Das Stellelement 9 ist insbesondere mittels des Drehgriffs 8 verstellbar bzw. verschiebbar, besonders bevorzugt in axialer Richtung bzw. parallel zur Ausgaberichtung A der Schaumeinrichtung 1. Je nach Stellung des Stellelements 9 stellt eine der Bohrungen 10 eine fluidische Verbindung zwischen dem Behälter 5 und einem Ansaugkanal 11 eines Injektors bzw. Schaumerzeugers 12 der Schaumeinrichtung 1 her. Vorzugsweise ist das Stellelement 9 derartig verstellbar, daß die Chemikalienzumischung bzw. -zufuhr auch blockierbar ist. Diese Stellung ist in Fig. 2 gezeigt.The adjusting element 9 is adjustable or displaceable in particular by means of the rotary handle 8, particularly preferably in the axial direction or parallel to the dispensing direction A of the foam device 1. Depending on the position of the adjusting element 9, one of the bores 10 forms a fluidic connection between the container 5 and an intake passage 11 of an injector or foam generator 12 of the foam device 1 ago. Preferably, the adjusting element 9 is adjustable in such a way that the chemical admixing or supply can also be blocked. This position is shown in Fig. 2.

Zur Verstellung des Stellelements 9, insbesondere getrieblichen Kopplung mit dem Drehgriff 8, ist insbesondere eine schraubenlinienförmige Kulissenführung 13 vorgesehen. Insbesondere greift hierzu das längs verschieblich, beispielsweise in einer Nut, geführte Stellelement 9 mit einem radialen Vorsprung 14 in eine an der Innenfläche des Drehgriffs 8 gebildete, vorzugsweise schraubenlinienförmig verlaufende Nut 15 ein, so daß ein Drehen am Drehgriff 8 die gewünschte axiale Verstellung des Stellelements 9 bewirkt.For adjusting the adjusting element 9, in particular geared coupling with the rotary handle 8, in particular a helical slotted guide 13 is provided. In particular, this engages the longitudinally displaceable, for example, in a groove, guided actuator 9 with a radial projection 14 in a formed on the inner surface of the rotary handle 8, preferably helically extending groove 15, so that turning the rotary handle 8, the desired axial displacement of the control element 9 causes.

Vorzugsweise ist die Chemikalienzumischung bzw. die Ventileinrichtung 7 bzw. der Drehgriff 8 nur stufig bzw. rastend verstellbar.Preferably, the chemical admixture or the valve device 7 or the rotary handle 8 is only adjustable in stages or latching.

Dementsprechend ergibt sich eine sehr einfache, intuitive Handhabung. Insbesondere ist eine einfache Einstellung einer genau definierten Chemikalienzugabe möglich.This results in a very simple, intuitive handling. In particular, a simple adjustment of a precisely defined chemical addition is possible.

Die teiltransparente, schematische Draufsicht gemäß Fig. 3 veranschaulicht insbesondere die bevorzugte schraubenlinienfönnige Kulissenführung 13.The partially transparent, schematic plan view according to FIG. 3 illustrates, in particular, the preferred helical slide guide 13.

Fig. 2 ist zu entnehmen, daß der nicht maßstabsgerecht dargestellte Behälter 5 insbesondere über einen Schraubanschluß 16 an der Schaumeinrichtung 1 befestigbar, insbesondere in diesen einschraubbar ist.Fig. 2 it can be seen that the not shown to scale container 5 in particular fastened via a screw 16 to the foam device 1, in particular in this is screwed.

Die Schaumeinrichtung 1 weist vorzugsweise ein Tauch- oder Saugrohr 17 auf, das sich in den Behälter 5 erstreckt, um die nicht dargestellte Chemikalie aus dem Behälter 5 saugen zu können. Das Tauchrohr 17 kann wahlweise steif bzw. starr oder flexibel, insbesondere schlauchförmig, ausgebildet sein.The foaming device 1 preferably has a dip or suction tube 17 which extends into the container 5 in order to be able to suck the chemical, not shown, out of the container 5. The dip tube 17 may optionally be rigid or rigid or flexible, in particular tubular, be formed.

Über die Anschlußeinrichtung 6 wird unter hohem Druck stehendes Wasser odereine sonstige Flüssigkeit zugeführt. Das Wasser wird zunächst über eine Venturidüse 18 o. dgl. in der Schaumeinrichtung 1 bzw. im Schaumerzeuger 12 in einer ersten Stufe zumindest zum Teil entspannt, so daß über den sich seitlich anschließenden Kanal 11 die Chemikalie in gewünschter Weise - je nach Stellung der Ventileinrichtung bzw. Stellelements 9 - angesaugt und mit dem Wasser vermischt werden kann. Anschließend wird das Gemisch aus Wasser und Chemikalie weiter entspannt, insbesondere Luft über Zugluftöffnungen 19 zugeführt und durch eine sich anschließende Düsenanordnung 20 geleitet, in der das Aufschäumen in gewünschter Weise erfolgt. Vorzugsweise schließt sich ein Expansions- bzw. Aufschäumraum 21 an.About the connecting device 6 is supplied under high pressure water or other liquid. The water is first at least partially depressurized via a Venturi nozzle 18 or the like in the foam device 1 or in the foam generator 12 in a first stage, so that over the itself laterally adjacent channel 11, the chemical in the desired manner - depending on the position of the valve device or actuator 9 - sucked and mixed with the water. Subsequently, the mixture of water and chemical is further expanded, in particular air is supplied via draft openings 19 and passed through a subsequent nozzle arrangement 20, in which the foaming takes place in the desired manner. Preferably, an expansion or Aufschäumraum 21 connects.

Schließlich wird das aufgeschäumte Gemisch bzw. der erzeugte Schaum über eine optionale Ausgabedüse 22 ausgegeben, die vorzugsweise einen flachen und/oder kegelförmigen Strahl durch entsprechende Gestaltung, insbesondere einer Austrittsöffnung 23, erzeugt. Die Ausgabedüse 22 ist vorzugsweise drehbar, um die Strahlebene zu drehen. Bedarfsweise ist das Drehen der Ausgabedüse 23 beispielsweise auf 90° begrenzt.Finally, the foamed mixture or the foam produced is dispensed via an optional dispensing nozzle 22, which preferably generates a flat and / or conical jet by appropriate design, in particular an outlet opening 23. The dispensing nozzle 22 is preferably rotatable to rotate the jet plane. If necessary, the rotation of the dispensing nozzle 23 is limited to 90 °, for example.

Gemäß einer nicht dargestellten Weiterbildung kann die Ventileinrichtung 7 zur zusätzlichen Steuerung der Zufuhr an angesaugter bzw. erzeugbarer Aufschäumluft ausgebildet sein. Beispielsweise kann die Ventileinrichtung 7 bzw. der Drehgriff 8 hierzu eine nicht dargestellte Hülse o. dgl. steuern, die die Zuluftöffnungen 19 je nach Bedarf bzw. Stellung mehr oder weniger abdeckt bzw. verschließt.According to a further embodiment, not shown, the valve device 7 may be formed for additional control of the supply of sucked or generated foaming air. For example, the valve device 7 or the rotary handle 8 for this purpose a sleeve, not shown o. The like. Control that covers the supply air openings 19 more or less as needed or position or closes.

Besonders bevorzugt weist die Schaumeinrichtung 1 ein Schaumsieb 24, wie in Fig. 2 angedeutet, zum besseren Aufschäumen des Chemikalien-Wasser-Luft-Gemisches auf. Das Schaumsieb 24 ist vorzugsweise der Austragdüse 22 vorgeordnet und/oder in den Expansions- bzw. Aufschäumraum 21 eingebaut.Particularly preferably, the foam device 1 has a foam screen 24, as indicated in Fig. 2, for better foaming of the chemical-water-air mixture. The foam screen 24 is preferably arranged upstream of the discharge nozzle 22 and / or installed in the expansion or Aufschäumraum 21.

Das Schaumsieb 24 kann beispielsweise durch eine Lochplatte, ein Sieb, gepreßte Stahlwolle, ein zusammengerolltes Kunststoffsieb o. dgl. gebildet sein. Entsprechend handelt es sich dann um eine scheibenförmige oder beispielsweise zylindrische Anordnung.The foam screen 24 may be formed, for example, by a perforated plate, a sieve, pressed steel wool, a coiled plastic sieve or the like. Accordingly, it is then a disc-shaped or, for example, cylindrical arrangement.

Besonders bevorzugt ist das Schaumsieb 24 aus einem offenporigen Schaummaterial, insbesondere einem Metallschaum, hergestellt oder besteht ausschließlich daraus. Insbesondere ist der Metallschaum aus Edelstahl hergestellt. Bei einem Ausführungsbeispiel mit einem Durchmesser von etwa 10 bis 20 mm und einer Länge von etwa 8 bis 20 mm wurden hervorragende Ergebnisse erzielt. Das Schaumverhältnis des Metallschaums oder sonstigen Schaummaterials beträgt vorzugsweise 1 zu 5 bis 1 zu 10, insbesondere etwa 1 zu 8, Masse oder Volumen von Metall zu Luft.Particularly preferably, the foam screen 24 is made of an open-pore foam material, in particular a metal foam, or consists exclusively thereof. In particular, the metal foam is made of stainless steel. In an embodiment with a diameter of about 10 to 20 mm and a length of about 8 to 20 mm excellent results were achieved. The foam ratio of the metal foam or other foam material is preferably 1 to 5 to 1 to 10, especially about 1 to 8, mass or volume of metal to air.

Es ist anzumerken, daß grundsätzlich auch andere Schaummaterial, beispielsweise aus Keramik, Kunststoff o. dgl. eingesetzt werden können.It should be noted that, in principle, other foam material, such as ceramic, plastic o. The like. Can be used.

Besonders bevorzugt ist die Schaumeinrichtung 1, insbesondere deren Ventileinrichtung 7, werkzeuglos reinigbar, demontierbar und/oder zerlegbar.Particularly preferably, the foam device 1, in particular its valve device 7, can be cleaned without tools, removed and / or dismantled.

Die vorschlagsgemäße Schaumeinrichtung 1 ist sehr einfach und robust aufgebaut, so daß sie den rauhen Alltagsbelastungen sehr gut Stand halten kann. Des weiteren gestattet die Schaumeinrichtung 1 eine sehr einfache Bedienung und einen universellen Einsatz. Besonders hervorzuheben ist hierbei die einfache Einstellung bzw. Verstellung der Chemikalienzugabe zur bedarfsgerechten Anpassung und/oder die optionale Umschaltung auf reine Wasserausgabe bzw. Abschaltung des Aufschäumens.The proposed foam device 1 is very simple and robust, so that they can withstand the harsh everyday stresses very well. Furthermore, the foam device 1 allows a very simple operation and a universal use. Particularly noteworthy here is the simple adjustment or adjustment of the chemical addition to the needs-based adjustment and / or the optional switch to pure water output or shutdown of the foaming.

Es ist anzumerken, daß die Schaumeinrichtung 1 grundsätzlich nicht nur dem Aufschäumen eines Gemisches aus Wasser und einer zugemischten Chemikalie, sondern auch für sonstige Gemische mit vergleichbaren Eigenschaften, insbesondere auch für sonstige sich insbesondere wasserähnlich verhaltende Flüssigkeiten, einsetzbar ist. Dementsprechend erstreckt sich der Begriff "Wasser" insbesondere auch auf sonstige, wasserähnliche Flüssigkeiten.It should be noted that the foaming device 1 is basically not only the foaming of a mixture of water and a mixed chemical, but also for other mixtures with comparable properties, in particular for other, in particular water-like behaving liquids used. Accordingly, the term "water" extends in particular to other water-like liquids.

Claims (16)

Schaumeinrichtung (1), insbesondere für eine Hochdruckreinigungsvorrichtung (2), zum Aufschäumen von Wasser, dem über eine Ventileinrichtung (7) eine Chemikalie zumischbar ist, insbesondere nach einem der voranstehenden Ansprüche,
dadurch gekennzeichnet,
daß die Ventileinrichtung (7) derart ausgebildet ist, daß die Chemikalienzumischung nur stufig ein- bzw. verstellbar ist, und/oder
daß die Ventileinrichtung (7) einen insbesondere die Schaumausgabe umgebenden und/oder insbesondere koaxial zur Ausgaberichtung (A) angeordneten Drehgriff (8) zur Steuerung der Ventileinrichtung (7) aufweist.Foaming device (1), in particular for a high-pressure cleaning device (2), for foaming water, to which a chemical is admixable via a valve device (7), in particular according to one of the preceding claims,
characterized,
in that the valve device (7) is designed in such a way that the chemical admixture can only be switched on and / or adjusted in stages, and / or
in that the valve device (7) has a rotary handle (8), in particular surrounding the foam output and / or in particular coaxially with respect to the dispensing direction (A), for controlling the valve device (7). Schaumeinrichtung nach Anspruch 1, dadurch gekennzeichnet, daß die Ventileinrichtung (7) ein vorzugsweise bolzenförmiges Stellelement (9) vorzugsweise mit im Querschnitt unterschiedlichen Durchgangsöffnungen, insbesondere Bohrungen (10), zur stufigen Einstellung der Chemikalienzumischung aufweist, vorzugsweise wobei das Stellelement (9) mittels des Drehgriffs (8), insbesondere axial, besonders bevorzugt über eine schraubenlinienförmige Kulissenführung (13), verstellbar ist.Foaming device according to claim 1, characterized in that the valve device (7) preferably has a bolt-shaped adjusting element (9) with different through openings, in particular bores (10), for the gradual adjustment of the chemical admixing, preferably wherein the adjusting element (9) by means of Turning handle (8), in particular axially, more preferably via a helical slotted guide (13) is adjustable. Schaumeinrichtung nach Anspsruch 2 oder 3, dadurch gekennzeichnet, daß die Ventileinrichtung (7), insbesondere deren Drehgriff (8), rastend verstellbar bzw. verdrehbar ist.Foaming device according to claim 2 or 3, characterized in that the valve device (7), in particular its rotary handle (8), is latchingly adjustable or rotatable. Schaumeinrichtung (1), insbesondere für eine Hachdruckreinigungsvorrichtung (2), zum Aufschäumen von Wasser, dem eine Chemikalie zumischbar ist,
dadurch gekennzeichnet,
daß die Schaumeinrichtung (1) zur Befestigung oder Aufnahme eines Behälters (5) für die Chemikalie ausgebildet ist oder diesen bildet.Foaming device (1), in particular for a permanent-pressure cleaning device (2), for frothing water, to which a chemical is admixable,
characterized,
in that the foam device (1) is designed to fasten or receive a container (5) for the chemical or form it. Schaumeinrichtung nach Anspruch 4, dadurch gekennzeichnet, daß der Behälter (5) lösbar mit der Schaumeinrichtung (1), insbesondere einem Gehäuse der Schaumeinrichtung (1), verbindbar ist.Foaming device according to Claim 4, characterized in that the container (5) can be detachably connected to the foam device (1), in particular a housing of the foam device (1). Schaumeinrichtung nach Anspruch 4 oder 5, dadurch gekennzeichnet, daß der Behälter (5) mit der Schaumeinrichtung (1) verschraubbar ist.Foaming device according to claim 4 or 5, characterized in that the container (5) with the foam device (1) can be screwed. Schaumeinrichtung nach einem der voranstehenden Ansprüche, dadurch gekennzeichnet, daß die Schaumeinrichzung (1), insbesondere deren Ventileinrichtung (7), zur zusätzlichen Steuerung der Zufuhr an angesaugter Aufschäumluft ausgebildet ist.Foaming device according to one of the preceding claims, characterized in that the foam device (1), in particular its valve device (7), is designed for additional control of the supply of sucked foaming air. Schaumeinrichtung nach einem der voranstehenden Ansprüche, dadurch gekennzeichnet, daß die Schaumeinrichtung (1), insbesondere deren Ventileinrichtung (7), derart ausgebildet ist, daß die Chemikalienzumischung ausschaltbar und auf eine reine Wasserausgabe umschaltbar ist.Foaming device according to one of the preceding claims, characterized in that the foam device (1), in particular its valve device (7), is designed such that the chemical admixture can be switched off and switched to a pure water output. Schaumeinrichtung nach einem der voranstehenden Ansprüche, dadurch gekennzeichnet, daß die Schaumeinrichtung (1), insbesondere deren Ventileinrichtung (7), werkzeuglos reinigbar, demontierbar und/oder zerlegbar ist.Foaming device according to one of the preceding claims, characterized in that the foam device (1), in particular its valve device (7), can be cleaned, disassembled and / or dismantled without tools. Schaumeinrichtung nach einem der voranstehenden Ansprüche, dadurch gekennzeichnet, daß die Schaumeinrichtung (1) derart ausgebildet ist, daß das aufgeschäumte Gemisch als flacher und/oder kegelförmiger Strahl ausgebbar ist, insbesondere wobei die Strahlebene insbesondere begrenzt drehbar ist.Foaming device according to one of the preceding claims, characterized in that the foaming device (1) is designed such that the foamed mixture can be dispensed as a flat and / or conical jet, in particular wherein the jet plane is in particular limitedly rotatable. Schaumeinrichtung (1), insbesondere für eine Hochdruckreinigungsvorrichtung (2), mit einem Schaumsieb (24) zum Aufschäumen von Wasser, dem eine Chemikalie zumischbar ist, insbesondere nach einem der voranstehenden Ansprüche,
dadurch gekennzeichnet,
daß das Schaumsieb (24) aus einem offenporigen Schaummaterial hergestellt ist oder besteht.Foaming device (1), in particular for a high-pressure cleaning device (2), having a foam sieve (24) for foaming water, to which a chemical is admixable, in particular according to one of the preceding claims,
characterized,
that the foam sieve (24) is made of an open-pored foam material, or consists. Schaumeinrichtung nach Anspruch 11, dadurch gekennzeichnet, daß das offenporige Schaummaterial ein Metallschaum, insbesondere aus Edelstahl, ist.Foaming device according to claim 11, characterized in that the open-pore foam material is a metal foam, in particular of stainless steel. Schaumeinrichtung nach einem der voranstehenden Ansprüche, dadurch gekennzeichnet, daß die Schaumeinrichtung (1) als Schaumdüse oder -pistole ausgebildet ist.Foaming device according to one of the preceding claims, characterized in that the foam device (1) is designed as a foam nozzle or spray gun. Schaumeinrichtung nach einem der voranstehenden Ansprüche, dadurch gekennzeichnet, daß die Schaumeinrichtung (1) eine Anschlußeinrichtung (6) zum Anschluß an eine Versorgungseinrichtung, insbesondere an einen Ausgang einer Hochdruckpistole (3), aufweist und/oder als Vorsatzdüse ausgebildet ist.Foaming device according to one of the preceding claims, characterized in that the foaming device (1) has a connecting device (6) for connection to a supply device, in particular to an outlet of a high-pressure gun (3), and / or is designed as a front nozzle. Hochdruckpistole (3) für eine Hochdruckreinigungsvorrichtung (2), mit einer Schaumeinrichtung (1) als Vorsatzdüse und/oder gemäß einem der voranstehenden Ansprüche.High-pressure gun (3) for a high-pressure cleaning device (2), with a foam device (1) as a front nozzle and / or according to one of the preceding claims. Hochdruckpistole nach Anspruch 15, dadurch gekennzeichnet, daß die Schaumeinrichtung (1) derart ausgebildet ist, daß das aufgeschäumte Gemisch als flacher Strahl ausgebbar ist, wobei die Strahlebene insbesondere begrenzt drehbar ist.High-pressure gun according to claim 15, characterized in that the foaming device (1) is designed such that the foamed mixture can be dispensed as a flat jet, wherein the jet plane is in particular limited rotatable.
EP07009007A 2006-05-05 2007-05-04 Foam device Not-in-force EP1852190B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202006007314U DE202006007314U1 (en) 2006-05-05 2006-05-05 Foam generator for foaming water, useful for attachment to a high-pressure cleaning device, includes a container for a chemical to be added to the water

Publications (3)

Publication Number Publication Date
EP1852190A2 true EP1852190A2 (en) 2007-11-07
EP1852190A3 EP1852190A3 (en) 2008-01-02
EP1852190B1 EP1852190B1 (en) 2011-07-27

Family

ID=36776758

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07009007A Not-in-force EP1852190B1 (en) 2006-05-05 2007-05-04 Foam device

Country Status (3)

Country Link
EP (1) EP1852190B1 (en)
AT (1) ATE517694T1 (en)
DE (1) DE202006007314U1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012004680A1 (en) * 2012-03-12 2013-09-12 Rwe Power Ag Apparatus and method for providing a foam
WO2016038578A1 (en) 2014-09-11 2016-03-17 Mtm Hydro S.R.L. Foam generating device for a high-pressure water gun
WO2016097852A1 (en) * 2014-12-19 2016-06-23 Daniele Marino Device for emitting a liquid
CN114602867A (en) * 2022-03-25 2022-06-10 力奇有限公司 Foam generating device and cleaning machine

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8622320B2 (en) * 2008-09-09 2014-01-07 The Fountainhead Group, Inc. Sprayer
DE202012003752U1 (en) 2012-01-19 2012-04-25 Suttner Gmbh Device for producing foam
EP3003541B1 (en) 2013-06-07 2019-04-03 Alfred Kärcher SE & Co. KG Foam generation device
WO2015113593A1 (en) 2014-01-28 2015-08-06 Alfred Kärcher Gmbh & Co. Kg Apparatus for admixing a liquid detergent with a cleaning fluid

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1576155A (en) * 1976-12-07 1980-10-01 Toyo Seikan Kaisha Ltd Foam generating and dispensing device
US20020008161A1 (en) * 1998-11-05 2002-01-24 Craig S. Ketcham Spraying apparatus having a sealing member with apertures
WO2002036267A1 (en) * 2000-10-30 2002-05-10 Bruce Alan Whiteley Fluid mixer with rotatable eductor tube and metering orifices

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1576155A (en) * 1976-12-07 1980-10-01 Toyo Seikan Kaisha Ltd Foam generating and dispensing device
US20020008161A1 (en) * 1998-11-05 2002-01-24 Craig S. Ketcham Spraying apparatus having a sealing member with apertures
WO2002036267A1 (en) * 2000-10-30 2002-05-10 Bruce Alan Whiteley Fluid mixer with rotatable eductor tube and metering orifices

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012004680A1 (en) * 2012-03-12 2013-09-12 Rwe Power Ag Apparatus and method for providing a foam
EP2638954A3 (en) * 2012-03-12 2017-03-08 RWE Power AG Method and device for providing a foam
WO2016038578A1 (en) 2014-09-11 2016-03-17 Mtm Hydro S.R.L. Foam generating device for a high-pressure water gun
US10173230B2 (en) 2014-09-11 2019-01-08 Mtm Hydro S.R.L. Foam generating device for a high-pressure water gun
DE112015004184B4 (en) 2014-09-11 2019-06-19 Mtm Hydro S.R.L. Foaming device for a high-pressure water gun
US10562049B2 (en) 2014-09-11 2020-02-18 Mtm Hydro S.R.L. Foam generating device for a high-pressure water gun
WO2016097852A1 (en) * 2014-12-19 2016-06-23 Daniele Marino Device for emitting a liquid
EP3233293B1 (en) 2014-12-19 2021-06-30 Daniele Marino Device for emitting a liquid
CN114602867A (en) * 2022-03-25 2022-06-10 力奇有限公司 Foam generating device and cleaning machine

Also Published As

Publication number Publication date
EP1852190A3 (en) 2008-01-02
EP1852190B1 (en) 2011-07-27
DE202006007314U1 (en) 2006-07-20
ATE517694T1 (en) 2011-08-15

Similar Documents

Publication Publication Date Title
EP1852190B1 (en) Foam device
EP1663504B1 (en) Cleaning lance
EP1787554B1 (en) Device for the preparation of foam
DE102007002894B3 (en) Handheld shower
EP2181773A1 (en) Injection device
DE3326016A1 (en) DELIVERY DEVICE
EP3113887B1 (en) Extension device for spraying devices and spraying device
EP4190984A1 (en) Jet regulator for a sanitary fitting and sanitary fitting with such a jet regulator
EP2128452B1 (en) Jet pump for production of compressed air foam
DE2724429A1 (en) MANUAL WATER MIXING VALVE
DE202007006542U1 (en) Device for foaming water to be mixed with chemicals, especially for high pressure cleaner, has chemical supply valve adjustable only in steps and/or with rotatable valve controlling handle
EP3153237B1 (en) Sanitary shower head
EP3546421B1 (en) Dispensing device comprising a nozzle insert with a baffle
EP1016469A1 (en) Drain cleaning pistol
EP2570711B1 (en) Coupling half for hose and pipes
CH201450A (en) Air foam generator.
EP1738832A1 (en) Shower head
DE102006016314B3 (en) Jet spray tool for the production of a jet of carbon dioxide snow for dry cleaning of tube cavity, has hose-shaped shaft, carbon dioxide jet nozzle and inlet line for carbon dioxide, which is attached to the nozzle and runs along the shaft
DE102013002235A1 (en) Air intake device for a sanitary shower
DE69820532T2 (en) Lance and device for generating a jet of liquid CO2 and its use in a surface cleaning device
EP2070868B1 (en) Spigot for drinks, in particular beers
DE102015106629B4 (en) Device for generating a cleaning jet containing foam
DE20103259U1 (en) Hand nozzle
EP4043650A1 (en) Sanitary device with extensible discharge head
DE202007009634U1 (en) flow

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK YU

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK YU

17P Request for examination filed

Effective date: 20080630

17Q First examination report despatched

Effective date: 20080731

AKX Designation fees paid

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502007007756

Country of ref document: DE

Effective date: 20110915

REG Reference to a national code

Ref country code: NL

Ref legal event code: VDEP

Effective date: 20110727

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111128

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111127

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

REG Reference to a national code

Ref country code: IE

Ref legal event code: FD4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

Ref country code: IE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

26N No opposition filed

Effective date: 20120502

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502007007756

Country of ref document: DE

Effective date: 20120502

BERE Be: lapsed

Owner name: SUTTNER G.M.B.H.

Effective date: 20120531

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 502007007756

Country of ref document: DE

Representative=s name: VON ROHR PATENTANWAELTE PARTNERSCHAFT MBB, DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120531

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20120504

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120531

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120531

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120531

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20130131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120504

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111107

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120531

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111027

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 517694

Country of ref document: AT

Kind code of ref document: T

Effective date: 20120504

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120504

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120504

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070504

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20110727

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20190520

Year of fee payment: 13

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 502007007756

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20201201