EP1396224A2 - Water supply safety system for water bearing household appliances - Google Patents

Water supply safety system for water bearing household appliances Download PDF

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Publication number
EP1396224A2
EP1396224A2 EP03018238A EP03018238A EP1396224A2 EP 1396224 A2 EP1396224 A2 EP 1396224A2 EP 03018238 A EP03018238 A EP 03018238A EP 03018238 A EP03018238 A EP 03018238A EP 1396224 A2 EP1396224 A2 EP 1396224A2
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EP
European Patent Office
Prior art keywords
water
hose
valve holder
household appliances
safety
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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
EP03018238A
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German (de)
French (fr)
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EP1396224B1 (en
EP1396224A3 (en
Inventor
Edwin Bolduan
Horst Wiemer
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.)
BSH Hausgeraete GmbH
Original Assignee
BSH Bosch und Siemens Hausgeraete GmbH
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Application filed by BSH Bosch und Siemens Hausgeraete GmbH filed Critical BSH Bosch und Siemens Hausgeraete GmbH
Publication of EP1396224A2 publication Critical patent/EP1396224A2/en
Publication of EP1396224A3 publication Critical patent/EP1396224A3/en
Application granted granted Critical
Publication of EP1396224B1 publication Critical patent/EP1396224B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08Liquid supply or discharge arrangements
    • D06F39/081Safety arrangements for preventing water damage

Definitions

  • Such safety systems with a safety hose are known (eg. DE 39 17 013 C2) and in various embodiments in use.
  • a manifold connected, which carries a union nut for screwing the Hüllschlauches on Inlet neck of the valve holder.
  • the valve holder is fastened from inside the housing and serves to accommodate the solenoid valves, which the water supply system in the household appliance control according to the program selected by the user.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Domestic Plumbing Installations (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Washing And Drying Of Tableware (AREA)
  • Feeding And Controlling Fuel (AREA)

Abstract

The solenoid valve holder (11) is a fixed component of the leakage interception casing (16).

Description

Die Erfindung geht aus von einem Sicherheits-Zulaufsystem für wasserführende Haushaltgeräte bestehend aus einem Druck- und einem diesen mit Abstand umgebenden Hüllschlauch, wobei der Hüllschlauch geräteseitig in einer Leckwasser-Auffangwanne mündet, die an der Wandung des Maschinengehäuses befestigt ist, und der Druckschlauch an seinem geräteseitigen Ende mit einer Kupplung für den Anschluss an einen Ventilhalter versehen ist, auf dem die Magnetventile zur Steuerung des Wasserleitungssystems im Haushaltgerät fest angeordnet sind.The invention is based on a safety supply system for water-bearing household appliances consisting of a pressure and a surrounding surrounding with distance sleeve, wherein the sheath hose opens on the device side in a leak water collection tray, which is attached to the wall of the machine housing, and the pressure hose on its device-side end with a coupling for connection to a valve holder on which the solenoid valves for controlling the water supply system in Household appliance are fixed.

Derartige Sicherheitssysteme mit einem Sicherheitsschlauch sind bekannt (z. B. DE 39 17 013 C2) und in vielfältigen Ausführungsformen im Einsatz.Such safety systems with a safety hose are known (eg. DE 39 17 013 C2) and in various embodiments in use.

Gemäß der in DE 39 17 013 C2 offenbarten Lösung weist das zulaufseitige Ende des Sicherheitsschlauches eine mittels Überwurfmutter an das Trinkwassernetz anschließbare Ventilarmatur auf, in der wasserdicht umschlossen das Magnetventil zum Absperren der Wasserzufuhr untergebracht ist. Der den wasserführenden Druckschlauch mit Abstand umgebende Hüllschlauch ist mittels einer weichelastischen Muffe dichtend an dem Magnetventil befestigt. Maschinenseitig ist der Hüllschlauch über einen außerhalb des Maschinengehäuses gelegenen Anschlussstutzen mit einer an der Wandung des Maschinengehäuses befestigbaren, das Leckwasser a ufnehmenden Auffangschale verbunden, die einen innerhalb des Maschinengehäuses gelegenen Anschlussstutzen für einen Leckwasser-Führungsschlauch hat. Der Leckwasser-Führungsschlauch führt alle Leckwassermengen zu einer bodenseitigen Wanne in dem Haushaltgerät, wo eine Überwachungseinrichtung vorhandene Leckwasserschäden dedektiert und gegebenenfalls ein Steuersignal erzeugt, das über eine im Hüllschlauch geführte Steuerleitung einer Steuereinrichtung des Haushaltgerätes zugeführt wird, damit das Magnetventil in diesem Fall im Sinne einer Absperrung betätigt wird.According to the disclosed in DE 39 17 013 C2 solution has the inlet end of the safety hose a connectable by means of union nut to the drinking water network Valve fitting on, in the watertight enclosed the solenoid valve to shut off the Water supply is housed. The water-carrying pressure hose at a distance surrounding sleeve is sealed by a soft elastic sleeve on the solenoid valve attached. On the machine side, the buffer tube is located outside of the machine housing located connecting piece with a on the wall of the machine housing attachable, the leak water aufnehmenden drip tray connected, the one located inside the machine housing connecting piece for a Leakage water guide hose has. The leak water guide hose leads all leakage water quantities to a bottom-side pan in the household appliance, where a monitoring device existing leak water damage is detected and, if necessary, detected Control signal generated via a guided in the outer tube control line of a control device of the household appliance is supplied, so that the solenoid valve in this case in Meaning of a barrier is actuated.

An das aus dem Hüllschlauch herausragende Ende des Druckschlauches ist ein Krümmer angeschlossen, der eine Überwurfmutter trägt zum Verschrauben des Hüllschlauches am Zulaufstutzen des Ventilhalters. Der Ventilhalter ist von innen im Gehäuse befestigt und dient zur Aufnahme der Magnetventile, die das Wasserleitungssystem im Haushaltgerät entsprechend dem vom Nutzer ausgewählten Programm steuern. At the protruding from the sleeve end of the pressure hose is a manifold connected, which carries a union nut for screwing the Hüllschlauches on Inlet neck of the valve holder. The valve holder is fastened from inside the housing and serves to accommodate the solenoid valves, which the water supply system in the household appliance control according to the program selected by the user.

Die beschriebene Lösung ist geeignet, bei auftretenden Leckschäden an den Magnetventilen sowie an der lösbaren Schlauchkupplung und der Verbindung zwischen dem Krümmer und dem Druckschlauchende austretendes Leckwasser in der durch ihren Deckel dicht abgeschlossenen Schale aufzufangen und über den Anschlussstutzen in den Leckwasser-Führungsschlauch abzuleiten. Auch das im Hüllschlauch aufgefangene Leckwasser, hervorgerufen durch Schäden am Druckschlauch oder dessen zulaufseitigen Anschlüssen, wird über die offene Verbindung des Hüllschlauches mit der Auffangschale zum Anschlussstutzen des Leckwasser-Führungsschlauches geführt. Somit werden alle Leckwassergefahren, die im Bereich des Sicherheitsschlauches und der maschinenseitigen Wasserzuführung entstehen können, von dem in der genannten Patentschrift offenbarten Sicherheitsschlauch erfasst.The solution described is suitable for occurring damage to the solenoid valves as well as the detachable hose coupling and the connection between the manifold and the pressure hose end leaking leak water in the through its lid catch tightly closed shell and over the connection piece in the leak water guide hose derive. Also the leakage water collected in the outer tube, caused by damage to the pressure hose or its inlet-side connections, is via the open connection of the buffer tube with the drip tray led to the connection piece of the leak water guide hose. Thus, all Leakage hazards in the area of the safety hose and the machine side Water supply may arise, of which disclosed in the cited patent Safety hose detected.

In konstruktiver Hinsicht ist die Auffangschale als zweiteiliges Gehäuse ausgeführt, das außerhalb des Maschinengehäuses einen Kunststoffdeckel aufweist, der durch Schraubenbefestigungen oder Rastung an das Gehäuse mechanisch fest und wasserleitend angeschlossen ist. Zur Aufnahme des Gehäuses ist in der Wandung des Haushaltgerätes eine Durchbrechung vorgesehen, in die das Gehäuse eingeführt und in der es befestigt ist.In terms of design, the drip tray is designed as a two-part housing, the outside the machine housing has a plastic lid by screw fasteners or latching to the housing mechanically fixed and water-conducting connected is. To accommodate the housing is in the wall of the household appliance an aperture is provided into which the housing is inserted and secured therein is.

Bei der Montage des Sicherheitsschlauches wird nacheinander der Magnetventilhalter am Gerätegehäuse von innen angeschraubt, der Hüllschlauch mittels weichelastischer Muffe an der Auffangkammer befestigt, die Auffangkammer am Magnetventilhalter montiert und anschließend der Druckschlauch mit aufgesetztem Winkelstutzen mittels einer Überwurfmutter mit dem Geräteventil verschraubt. Zuletzt wird die Auffangkammer mit dem Deckel verschlossen. Die Montage kann ohne Einsatz von Werkzeugen ausgeführt werden.When assembling the safety hose, the solenoid valve holder on the Housing screwed from the inside, the enveloping hose by means of soft elastic sleeve attached to the collecting chamber, the collecting chamber mounted on the solenoid valve holder and then the pressure hose with attached angle socket by means of a union nut bolted to the device valve. Finally, the collection chamber with the lid locked. The assembly can be carried out without the use of tools.

Der Nachteil der bekannten Lösungen besteht darin, dass eine Vielzahl von Handgriffen zu ihrer Montage erforderlich ist, wobei wesentlich ist, dass alle diese Handgriffe am Haushaltgerät selbst, d.h. während seiner Endmontage, ausgeführt werden müssen.The disadvantage of the known solutions is that a large number of manipulations is required for their assembly, it being essential that all these handles on Household appliance itself, i. during its final assembly.

Bei einer anderen bekannten Variante (DE 41 01 764 A1 ) wird die außenseitige Leckwasser-Auffangschale mit dem angeschlossenen Hüllschlauch und dem von diesem umschlossenen Druckschlauch mit Krümmer und Überwurfmutter an der Rückwand des Haushaltgerätes aufgeschraubt. Zur wasserfesten Abdichtung weist die Auffangschale umlaufend eine Nut mit eingelegtem Dichtring auf, der bei der Verschraubung gegen die Gehäuserückwand gepresst wird. In another known variant (DE 41 01 764 A1) is the outside leakage water drip tray with the connected hose and the enclosed by this Pressure hose with elbow and union nut on the rear wall of the Household appliance screwed on. For watertight sealing has the drip tray encircling a groove with inserted sealing ring, which in the screwing against the Case back wall is pressed.

Auch diese Sicherheitsvorrichtung ist geeignet, die ihm zugeordnete Funktion im vollen Umfang zu erfüllen. Die vorbeschriebenen Nachteile werden mit dieser Lösung nicht behoben. Mit der aufschraubbaren Auffangschale kann die Anzahl der Einzelbauteile nicht verringert werden, ebenso wenig kann durch sie die Folge der nacheinander auszuführenden Handgriffe in der Endmontage verkürzt oder vereinfacht werden.This safety device is also suitable, the function assigned to him in full To fulfill scope. The above disadvantages are not resolved with this solution. With the screw-on drip tray, the number of individual components can not can be reduced by them, just as little can be done by them the sequence of successively Handles in final assembly can be shortened or simplified.

Der Erfindung liegt die Aufgabe zugrunde, ein Sicherheitssystem anzugeben, bei dem unter weitestgehender Verwendung bekannter Bausteine und möglichst weniger Einzelteile der Aufwand für die Montage und insbesondere der Aufwand in der Endmontage wesentlich verringert werden kann. Die Montage soll darüber hinaus möglichst ohne Werkzeuge ausführbar sein.The invention has for its object to provide a security system in which using as much as possible known components and as few individual parts as possible the effort for assembly and in particular the effort in final assembly essential can be reduced. The assembly should also possible without tools be executable.

Erfindungsgemäß wird diese Aufgabe dadurch gelöst, dass der Ventilhalter fester Bestandteil der Leckwasser-Auffangwanne ist. In einer bevorzugten Lösung sind die innenseitige Auffangschale und der Ventilhalter zur Aufnahme der Steuerventile einstückig aus einem Kunststoffmaterial gefertigt. Diese sehr einfache Maßnahme bietet die Möglichkeit, die wesentlichen Montagearbeiten in die Vorfertigung zu verlegen. In der Endmontage wird nur noch der Sicherheitsschlauch als eine einzige, komplette Baugruppe mit dem Haushaltgerät verbunden. Dadurch wird die Durchlaufzeit für die Endmontage des Gerätes wesentlich verringert, was einen erheblichen ökonomischen Vorteil bewirkt.According to the invention, this object is achieved in that the valve holder integral part the leak water sump is. In a preferred solution, the inside are Tray and the valve holder for receiving the control valves in one piece made of a plastic material. This very simple measure offers the possibility to move the main assembly work into the prefabrication. In the final assembly Only the safety hose will be used as a single, complete assembly with the Household appliance connected. This will change the lead time for the final assembly of the device significantly reduced, which brings a significant economic advantage.

Die Erfindung ist nachstehend an einem Ausführungsbeispiel näher erläutert. Die zugehörige Zeichnung zeigt das maschinenseitige Anschlussstück des Sicherheitsschlauches.The invention is explained in more detail below using an exemplary embodiment. The associated Drawing shows the machine-side connection piece of the safety hose.

In der Zeichnung ist der Teil des Sicherheitsschlauches dargestellt, der mit dem Haushaltgerät verbunden ist. Die in sich geschlossene Auffangkammer 16 für das Leckwasser besteht aus zwei Schalen, einer außenseitigen mit dem Anschlussstutzen für den Hüllschlauch 3 und einer innenseitigen Schale mit dem Leckwasserstutzen 8. Beide Schalen sind wassserfest gefügt und bilden eine geschlossene Kammer, die auftretendes Leckwasser aus dem Hüllschlauch 3 und den von der Auffangkammer 16 umschlossenen Bauteilen und Verbindungen aufnimmt und über den Leckwasserstutzen 8 in das Innere des Haushaltgerätes ableitet. Dort ist in nicht dargestellter Weise eine Leckwasser-Sammelschale mit Schwimmer oder dergleichen für eine Überwachungseinrichtung angeschlossen.In the drawing, the part of the safety hose is shown, with the household appliance connected is. The self-contained collection chamber 16 for the leak water consists of two bowls, one outside with the connecting piece for the buffer tube 3 and an inside shell with the leak water pipe 8. Both shells are water resistant joined and form a closed chamber, the leak water occurring from the buffer tube 3 and the enclosed by the collecting chamber 16 components and receives connections and the leaking spout 8 in the interior of the Derives household appliance. There is in a manner not shown a leak water collecting tray connected with a float or the like for a monitoring device.

Der Sicherheitsschlauch ist die Verbindung zwischen dem Haushaltgerät und einem nicht dargestellten Magnetventil, das zulaufseitigen mit einem Hahn am Hauswassernetz gekoppelt ist. Der Sicherheitsschlauch besteht aus dem wasserführenden Druckschlauch 4 und dem diesen mit Abstand umgebenden Hüllschlauch 3. Das maschinenseitige Ende des Druckschlauches 4 ist mit einem Rohrkrümmer 2 fest verbunden und in der Auffangkammer 16 über eine gebräuchliche Überwurfmutter 5 am Außengewinde des Zulaufstutzens des Ventilhalters 11 angeschlossen.The safety hose is the connection between the household appliance and one not shown solenoid valve, the inlet side coupled with a tap on the domestic water network is. The safety hose consists of the water-carrying pressure hose 4 and the enveloping tube surrounding it at a distance 3. The machine-side end the pressure hose 4 is fixedly connected to a pipe bend 2 and in the collecting chamber 16 via a conventional union nut 5 on the external thread of the inlet nozzle the valve holder 11 connected.

Im ringförmigen Hohlraum zwischen dem Druckschlauch 4 und dem Hüllschlauch 3 ist die Schaltleitung 7 geführt, die maschinenseitig mit einer in der Zeichnung nicht dargestellten Überwachungseinrichtung zum Detektieren von Leckwasser und zulaufseitig mit dem die Wasserzuleitung aus dem Hauswassernetz beim Auftreten von Leckwasser automatisch sperrenden Magnetventil verbunden ist.In the annular cavity between the pressure hose 4 and the buffer tube 3 is the Switching line 7 out, the machine side with a not shown in the drawing Monitoring device for detecting leakage water and the inlet side with the Water supply from the domestic water network in the event of leakage water automatically locking solenoid valve is connected.

Der Sicherheitsschlauch, die Auffangkammer 16 für das Leckwasser und der Magnetventilhalter 11 bilden eine einheitliche Baugruppe, die in der Vorfertigung montiert werden kann. Die Magnetventile 12 zur Steuerung des internen programmabhängigen Wasserführungssystems können ebenfalls in der Vorfertigung montiert werden. In der Endmontage wird das Auffanggehäuse 16 mit den angeschlossenen Magnetventilen 12 und dem Sicherheitsschlauch 3, 4 durch Verschraubung, Vernietung oder Verrastung 14 mit dem Gehäuse 1 des Haushaltgerätes fest verbunden.The safety hose, the collection chamber 16 for the leak water and the solenoid valve holder 11 form a unitary assembly that are assembled in prefabrication can. The solenoid valves 12 for controlling the internal program-dependent water supply system can also be mounted in prefabrication. In the final assembly is the collection housing 16 with the connected solenoid valves 12 and the safety hose 3, 4 by screwing, riveting or locking 14 with the Housing 1 of the household appliance firmly connected.

Mit dem erfindungsgemäßen Sicherheits-Zulaufsystem wird der fertigungstechnische und zeitliche Aufwand in der Endmontage auf ein Minimum reduziert. Dadurch bedingt wird auch die Durchlaufzeit der Haushaltgeräte im Fertigungsablauf wesentlich verkürzt, was einen erheblichen Beitrag zur Kostensenkung in der Fertigung insgesamt zur Folge hat.With the safety feed system according to the invention of the manufacturing technology and time spent in final assembly reduced to a minimum. This is conditional The lead time of household appliances in the production process significantly shortened what makes a significant contribution to cost reduction in manufacturing as a whole.

Claims (2)

Sicherheits-Zulaufsystem für wasserführende Haushaltgeräte bestehend aus einem Druck- und einem diesen mit Abstand umgebenden Hüllschlauch, wobei der Hüllschlauch geräteseitig in einer Leckwasser-Auffangwanne mündet, die an der Wandung des Maschinengehäuses befestigt ist, und der Druckschlauch an seinem geräteseitigen Ende mit einer Kupplung für den Anschluss an einen Ventilhalter versehen ist, auf dem die Magnetventile zur Steuerung des Wasserleitungssystems im Haushaltgerät fest angeordnet sind, dadurch gekennzeichnet, dass der Ventilhalter (11) fester Bestandteil der Leckwasser-Auffangwanne (16) ist.Safety supply system for water-bearing household appliances consisting of a pressure and a surrounding this with surrounding sheath hose, the sheath hose opens the device side in a leak water sump, which is attached to the wall of the machine housing, and the pressure hose at its device-side end with a coupling for the connection to a valve holder is provided, on which the solenoid valves for controlling the water pipe system in the household appliance are fixed, characterized in that the valve holder (11) is an integral part of the leak water collecting trough (16). Sicherheits-Zulaufsystem nach Anspruch 1, dadurch gekennzeichnet, dass die Leckwasser-Auffangwanne (16) und der Ventilhalter (11 ) einstückig gefertigt sind.Safety supply system according to claim 1, characterized in that the leak water collecting trough (16) and the valve holder (11) are made in one piece.
EP03018238.0A 2002-09-06 2003-08-11 Water supply safety system for water bearing household appliances Expired - Lifetime EP1396224B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10241381.9A DE10241381B4 (en) 2002-09-06 2002-09-06 Safety supply system for water-bearing household appliances
DE10241381 2002-09-06

Publications (3)

Publication Number Publication Date
EP1396224A2 true EP1396224A2 (en) 2004-03-10
EP1396224A3 EP1396224A3 (en) 2005-07-20
EP1396224B1 EP1396224B1 (en) 2017-08-02

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EP03018238.0A Expired - Lifetime EP1396224B1 (en) 2002-09-06 2003-08-11 Water supply safety system for water bearing household appliances

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EP (1) EP1396224B1 (en)
DE (1) DE10241381B4 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2489298B1 (en) 2011-02-18 2015-03-25 BITRON S.p.A. Pre-assembled assembly for water-stop device and device comprising it
CN106436196A (en) * 2016-11-04 2017-02-22 珠海格力电器股份有限公司 Washing machine

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010037720B4 (en) * 2010-09-23 2017-04-27 Miele & Cie. Kg Safety device for a water-fed household appliance

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8331795U1 (en) * 1983-11-05 1984-02-09 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt HOSE CONNECTION BETWEEN A PRESSURE PIPE AND A DEVICE-SIDE FEED
DE3828380A1 (en) * 1987-08-25 1989-03-09 Reflex S R L Hydraulic safety device for domestic appliances in general
DE9208712U1 (en) * 1992-06-30 1992-08-13 Miele & Cie Gmbh & Co, 4830 Guetersloh, De
JPH10263286A (en) * 1997-03-27 1998-10-06 Nippon Kentetsu Co Ltd Water supply device for washing machine
DE19728067A1 (en) * 1997-07-01 1999-01-07 Bosch Siemens Hausgeraete Safety device for washing machines

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3917013C2 (en) * 1989-05-24 1996-01-25 Bosch Siemens Hausgeraete Safety hose for a water supply in the upper housing area of a household machine
DE4101764C2 (en) * 1991-01-22 1996-10-02 Bosch Siemens Hausgeraete Device for coupling a leak-proof inlet hose
DE20104512U1 (en) * 2001-03-15 2001-06-13 Hobart Gmbh Inlet fitting for fresh water

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8331795U1 (en) * 1983-11-05 1984-02-09 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt HOSE CONNECTION BETWEEN A PRESSURE PIPE AND A DEVICE-SIDE FEED
DE3828380A1 (en) * 1987-08-25 1989-03-09 Reflex S R L Hydraulic safety device for domestic appliances in general
DE9208712U1 (en) * 1992-06-30 1992-08-13 Miele & Cie Gmbh & Co, 4830 Guetersloh, De
JPH10263286A (en) * 1997-03-27 1998-10-06 Nippon Kentetsu Co Ltd Water supply device for washing machine
DE19728067A1 (en) * 1997-07-01 1999-01-07 Bosch Siemens Hausgeraete Safety device for washing machines

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2489298B1 (en) 2011-02-18 2015-03-25 BITRON S.p.A. Pre-assembled assembly for water-stop device and device comprising it
CN106436196A (en) * 2016-11-04 2017-02-22 珠海格力电器股份有限公司 Washing machine
CN106436196B (en) * 2016-11-04 2019-04-12 珠海格力电器股份有限公司 Washing machine

Also Published As

Publication number Publication date
EP1396224B1 (en) 2017-08-02
DE10241381B4 (en) 2016-07-21
DE10241381A1 (en) 2004-03-18
EP1396224A3 (en) 2005-07-20

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