EP1206594B1 - Vorrichtung zur aufnahme und dosierten abgabe mindestens einer aktiven zusammensetzung in eine waschmaschine, einen wäschetrockner oder eine geschirrspülmaschine - Google Patents

Vorrichtung zur aufnahme und dosierten abgabe mindestens einer aktiven zusammensetzung in eine waschmaschine, einen wäschetrockner oder eine geschirrspülmaschine Download PDF

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Publication number
EP1206594B1
EP1206594B1 EP00954534A EP00954534A EP1206594B1 EP 1206594 B1 EP1206594 B1 EP 1206594B1 EP 00954534 A EP00954534 A EP 00954534A EP 00954534 A EP00954534 A EP 00954534A EP 1206594 B1 EP1206594 B1 EP 1206594B1
Authority
EP
European Patent Office
Prior art keywords
bellows
chamber
opening
opening device
machine
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.)
Expired - Lifetime
Application number
EP00954534A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1206594A1 (de
Inventor
Timothy Rodd
Graham Fuller
Peter T. M. Nott
Richard Harbutt
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.)
Reckitt Benckiser NV
Original Assignee
Reckitt Benckiser NV
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 Reckitt Benckiser NV filed Critical Reckitt Benckiser NV
Publication of EP1206594A1 publication Critical patent/EP1206594A1/de
Application granted granted Critical
Publication of EP1206594B1 publication Critical patent/EP1206594B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/02—Devices for adding soap or other washing agents
    • D06F39/024—Devices for adding soap or other washing agents mounted on the agitator or the rotating drum; Free body dispensers
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/203—Laundry conditioning arrangements

Definitions

  • the invention relates to a device for receiving and metered delivery of at least one active composition in a washing machine, a tumble dryer or a dishwasher.
  • DE 197 40 819 A1 discloses a metering and adding device within a device for metered addition of a powdered.
  • Cleaning agent in water-bearing cleaning machines known which with at least two lying in a plane chambers for Receiving the powdered detergent is equipped, which is in a treatment tank the cleaning machine is discharged, the chambers filling openings for optional filling of any one or all.
  • Chambers with the powdered detergent identify with an outlet opening of a funnel-shaped detergent feed device in connection and for the portioning at the same time individually controllable Openings for the rinsing or washing water addition are those with synchronously controllable outlet openings correspond to the water-enriched powder detergent.
  • the delivery of the individual doses of the cleaning agent via a manual setting the user or via a user-selected work program.
  • US 4,379,515 discloses a detergent dispenser which comprises a rigid container and a squeezable reservoir connected by a tube to this rigid container comprising the amount of detergent measured for a wash cycle. Under the influence of centrifugal forces that occur during the rotation of the laundry drum, becomes the reservoir - especially if it is between the laundry and the wall of the Laundry drum is - so compressed that its contents into the rigid container inside is emptied, in which the detergent is then released from the wash.
  • a disadvantage This metering device can be seen in the fact that the reservoir only for one washing cycle can be used and must be replaced for each new wash cycle.
  • EP 0 215 366 describes a detergent container with a melt closure, in which the melt melts at a certain operating temperature and the Cleaning agent is then released.
  • the closure of the container is not reusable, also a multiple dosing by means of this system is not possible.
  • EP 0 328 769 shows a dispenser to be introduced loosely into a washing machine an openable during the wash cycle closure having a handling extension. By the pressure exerted during the wash of the laundry of the handling process becomes pushed into the Dosier Boulevard such that the outflow of the detergent is possible. Multiple dosing is not possible, and the dispenser must be refilled before each wash cycle.
  • DE 39 02 356 discloses a metering memory which can be used for only one washing cycle, which is based on a temperature-dependent release of a Wäscheband liquid. By a resulting in increasing temperature overpressure in the dispenser is a slide valve moves into its open position and allows the exit of the laundry treatment liquid in the washing machine.
  • US 5,176,297 describes a dosing device for a dishwasher, which is inside the machine is mounted and includes a supply and a dispensing chamber. A Multiple dosing is possible, but the dosage is complicated by the dishwasher controlled.
  • DE 195 40 608 discloses a device for adding block-shaped dishwashing detergents, allows the multiple doses, the individual dosages over controlling a command of the dishwasher, i. a user-selected one Work program of the dishwasher regulates the time of dosing.
  • AU-A-78393/91 discloses a dosing container for a detergent which passes through an orifice is discharged, which is opened by the build-up of internal pressure in the container.
  • This Internal pressure is either by the work program of the machine or by direct operation generated by the user.
  • the release of the detergent is generally based on a delayed release, which e.g. by a temperature increase, a pressure increase or Centrifugal forces can be triggered.
  • the devices which permit multiple dosing have in common that release mechanical (valve, piston, slide, etc.) either due to a command of the work program the machine or by direct operation by the user becomes.
  • the invention is based on the object, a device for receiving and metered Dispensing at least one active composition into a washing machine, a tumble dryer or to provide a dishwashing machine which can be multi-dosed (either in one or more washing, drying or dishwashing cycles) and independently from the commands of a work program of the machine or the intervention of the machine User is triggered.
  • this object is achieved by at least two separate Chambers for receiving in each case a dosage of at least one active composition and an opening device for the chambers, which is actuated by means that by conditions be activated inside the machine exclusively during one Washing, drying or Geschirr mecaniczyklus be present, the position of the opening device and / or the chamber (s) after emptying each of at least one chamber relative each other are changed so that upon renewed activation the opening at least a further chamber is made possible by the opening device.
  • a preferred embodiment of the invention is characterized by a first bellows; a second bellows; a connecting line with a one-way valve, which is the two bellows connects with each other; a hydraulic fluid, by its delivery from the first bellows to the second bellows this is extended, wherein the opening means so with the second Bellows is connected, that this is raised by the expansion of the second bellows, wherein the opening means is designed so that by raising it the chamber (s) as far as it is opened, that the contents of the chamber substantially completely into the machine can be delivered; as well as means that the gradual exit of the hydraulic Allow fluids from the second bellows, and one connected to the opening means Resetting device, which the provision of the opening device in the gradual Outlet of the hydraulic fluid from the second bellows allows, wherein the opening means is performed in such a position that when reactivated, the one or more Chamber (s) can be opened in the same way (can).
  • the rotation of the Device with the washing machine or dryer drum a pivotally mounted Weight compress the first bellows so that the hydraulic fluid to the second bellows is discharged.
  • the hydraulic Fluid is discharged from the first bellows to the second bellows characterized in that laundry or Dry material directly or indirectly squeezes the first bellows.
  • Another embodiment of the invention is characterized in that the opening means by means that at least partially a change in shape with temperature increase go through, is raised directly or indirectly so far that at least one chamber opened so far that the chamber contents substantially completely into the machine can be discharged, wherein the means when cooled at least partially a substantially go through opposite shape change and the opening device in such a position is carried out that upon renewed activation the or further chamber (s) can be opened in the same way.
  • An alternative of this embodiment of the invention is characterized by a rigid Chamber having a material therein that expands upon elevation of temperature, and contracts on cooling, especially a wax.
  • the opening means via a on the extension of the material reacting flexible diaphragm is raised.
  • the invention is characterized by a bimetallic unit, which increases in temperature bends and resets on cooling.
  • the opening device via a keyway and on a so interacting nose led to her new position.
  • the opening means comprises at least one blade or a dome.
  • Particularly useful is a device that is firm, but detachable inside the machine is attached.
  • the device comprises a cartridge of four to fifteen, more preferably with ten chambers, the chambers in the cartridge preferably arranged in a circle are.
  • a device consists of a Base plate 1 which is fixed (but detachable) by means of a holder 2 (for example snap-in hooks or spreader pins) in the machine, e.g. on the inner wall 3 of a laundry drum, is attached, and one Cartridge 4, the exemplary ten chambers 5 for receiving at least one active composition provides.
  • the base plate 1 additionally comprises a pivotally mounted Tripping device 6 and a rotating opening system 7 for opening the individual chambers.
  • the chambers 5 are arranged in a circle (Fig. 3).
  • Fig. 1 and 2 In the embodiment shown in Fig. 1 and 2 is provided that laundry or Dry material, in particular by the rotation of the washing machine or tumble drier drum, Pressure on the triggering device 6 exerts. This will cause an underlying compressed first bellows 8 and the hydraulic fluid 9 (preferably water), the is in the bellows, discharged through a connecting line 10 to a second bellows 11.
  • the hydraulic fluid 9 flows through a one-way valve 12, which flows back prevents the fluid from the second bellows 11.
  • the second bellows 11 is gradually expanded.
  • the expanding second bellows 11 lifts an opening device 7 with a blade or a dome 13, which then has a chamber 5 with a single dosage of the active
  • the composition is so damaged that it ruptures and dumps its contents into the machine. It is important that the shell material of the chamber for opening by the blade or the Dom 13 is suitable.
  • This cover material e.g., thin plastic film
  • the opening device 7 can also be designed so that it more than a blade or dome 13 to either a chamber in several places or simultaneously damage several chambers and thus open. In the latter case would the simultaneous dosing of different active compositions, which in Different chambers are included, for example, to incompatible components of each other to separate.
  • the hydraulic fluid 9 can slowly through a small hole 14 flow out of the second bellows 11, wherein the opening means by a return spring 15 lowers and also via a keyway 16 and cooperating noses 17 (zig-zag mechanism) (Fig. 8) is set to a position to re-later Activation one or more other chamber (s) 5 to be able to open.
  • the opening means by a return spring 15 lowers and also via a keyway 16 and cooperating noses 17 (zig-zag mechanism) (Fig. 8) is set to a position to re-later Activation one or more other chamber (s) 5 to be able to open.
  • the chambers will usually be the same active composition each time in a sufficient and appropriate for a cycle Dosage.
  • successive chambers 5 of the cartridge 4 to fill with different compositions one after the other be opened during a cycle.
  • a first chamber with a Detergent for the main wash of a washing machine and the following chamber be filled with a fabric softener for the rinse.
  • the dimensioning of the hole 14 and the restoring force of the spring 15 would then be designed be that a provision of the opening device after completion of the Main wash is done to allow re-activation during the rinse cycle. It can also be thought of several activations during one phase of the Washing, drying or dishwashing cycle, if it is ensured that the hydraulic fluid can flow relatively quickly from the bellows 11 to a fast re Activation of the opening device to ensure.
  • the cartridge 4 contains a plurality of chambers of different compositions, which are to be released in a single washing, drying or dishwashing cycle, These chambers do not necessarily have the same size. It can for example, the chambers may be formed as shown in FIG. 5.
  • the mechanism for guiding the opening means 7 such as the above-mentioned zig-zag mechanism but can also be designed so that the opening device 7 also at another Design of the chambers 5 each in the correct position for opening the next Chamber is conducted. If a cartridge chambers with different compositions which is intended for release in a cycle should (for example, by a notch or the like) to ensure that the cartridge 4 is always in the correct position is attached to the base plate 1 to proper timing of addition to guarantee.
  • the Activation of the device dependent on temperature is below the opening device 7 a rigid chamber 20 with a material 21 therein, which increases in temperature expands, such as, for example, a wax arranged.
  • a material 21 which increases in temperature expands, such as, for example, a wax arranged.
  • Wax 21 When heating the washing or Rinse water or the dryer interior to the desired working temperature expands Wax 21 and pushes, for example, directly or indirectly via a flexible diaphragm 22 the Opening device 7 upwards.
  • the opening means 7, e.g. by means of blade or thorn 13 in each case at least one of the chambers 5 opens.
  • the Opening device 7 Upon cooling of the wax 21 lowers the Opening device 7 according to and is, for example.
  • the described Temperature-dependent system is particularly suitable for use in a tumble dryer suitable, if a delayed delivery of the chamber contents is desired, or in a dishwasher where there is no rotating drum.
  • an alternative embodiment may be a temperature-dependent Activation of the device also take place in that a bimetallic unit is provided, which bends when the temperature increases and thus directly or indirectly the Opening device lifts in the same manner as the wax 21 described above Cooling would also reset the bimetal again, so that the opening device into their new position.
  • Dishwashers typically experience a twofold rise in temperature during one Dishwashing cycle, namely once during the cleaning cycle and a second time during the rinse cycle.
  • the temperature-dependent embodiments of the inventive Device would therefore be activated twice, i. twice a corresponding one Release substance into the dishwasher. This could be a rinse aid in both cases. It would also be conceivable, alternately a chamber with a dishwashing additive and one with rinse aid, so that in the cleaning cycle the dishwashing detergent additive and would be delivered in the rinse the rinse aid.
  • the opening means not the sheath material by means of a blade or a thorn destroyed, but for example, only pushes against a perforation, the tearing under this pressure.
  • the shell material of the chamber could also a more resistant material can be used.
  • zig-zag mechanism in which a nose in a corresponding trained keyway by raising and lowering the opening device so is guided that this comes in such a position that successively the individual chambers the device can be opened is merely exemplary, and it represents for the It is not difficult for a person skilled in the art to provide here also other means which to serve the same purpose.
  • the invention also provides that not the opening mechanism itself (eg. about the zig-zag mechanism described in detail) is moved, but the chambers 5, for example by rotation of the cartridge 4, to the opening of a further chamber to allow the opening device 7 fixed in this case.
  • the opening mechanism itself eg. about the zig-zag mechanism described in detail
  • the chambers 5 for example by rotation of the cartridge 4
  • the opening device 7 and the chambers 5 conceivable to the Opening device 7 and the next chamber to be opened 5 in the correct relative position to move each other.
  • the active composition (s) contained in the compartments may be more varied Be nature. When used in a washing machine, detergents, Water softener, softener, etc., individually or in combination. For clothes dryers could be specific to the use of impregnation agents and / or After treatment of tissue are thought. For use with dishwashers would especially dishwashing additives and rinse aid offer.
  • the active compositions contained in the chambers are not limited to liquids.
  • the chambers may also be a pasty, granular or powdery Contain material or even a composition in tablet form.
  • Damage to the shell material of the chambers may then (at least in use in a washing machine or dishwashing machine), wash or rinse water into the chamber and dissolve the composition located there or rinse it out of the chamber. This may possibly have the further advantage over the use of liquids that a delayed release of the content is achieved.
  • means should be provided for inactivating the device, without having to be removed from the machine, so that the consumer decide can, whether he is the machine with the device according to the invention in the activated state or in the non-activated state.
  • This can be any type of locking mechanism can be used, which prevents lifting of the opening means 7, preferably by locking the triggering device 6 or the cartridge. 4

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Washing And Drying Of Tableware (AREA)
  • Detergent Compositions (AREA)
EP00954534A 1999-07-23 2000-07-19 Vorrichtung zur aufnahme und dosierten abgabe mindestens einer aktiven zusammensetzung in eine waschmaschine, einen wäschetrockner oder eine geschirrspülmaschine Expired - Lifetime EP1206594B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19934593A DE19934593C2 (de) 1999-07-23 1999-07-23 Vorrichtung zur Aufnahme und dosierten Abgabe mindestens einer aktiven Zusammensetzung in eine Waschmaschine, einen Wäschetrockner oder eine Geschirrspülmaschine
DE19934593 1999-07-23
PCT/EP2000/006889 WO2001007703A1 (de) 1999-07-23 2000-07-19 Vorrichtung zur aufnahme und dosierten abgabe mindestens einer aktiven zusammensetzung in eine waschmaschine, einen wäschetrockner oder eine geschirrspülmaschine

Publications (2)

Publication Number Publication Date
EP1206594A1 EP1206594A1 (de) 2002-05-22
EP1206594B1 true EP1206594B1 (de) 2005-12-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP00954534A Expired - Lifetime EP1206594B1 (de) 1999-07-23 2000-07-19 Vorrichtung zur aufnahme und dosierten abgabe mindestens einer aktiven zusammensetzung in eine waschmaschine, einen wäschetrockner oder eine geschirrspülmaschine

Country Status (11)

Country Link
US (1) US6581800B2 (pl)
EP (1) EP1206594B1 (pl)
JP (1) JP2003505168A (pl)
AT (1) ATE313656T1 (pl)
AU (1) AU766173B2 (pl)
CA (1) CA2380152C (pl)
DE (1) DE19934593C2 (pl)
ES (1) ES2251400T3 (pl)
PL (1) PL202218B1 (pl)
WO (1) WO2001007703A1 (pl)
ZA (1) ZA200201344B (pl)

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DE19934593A1 (de) 2001-01-25
CA2380152A1 (en) 2001-02-01
AU766173B2 (en) 2003-10-09
US20020108969A1 (en) 2002-08-15
PL353740A1 (pl) 2003-12-01
ZA200201344B (en) 2003-05-28
AU6695700A (en) 2001-02-13
DE19934593C2 (de) 2003-10-23
WO2001007703A1 (de) 2001-02-01
PL202218B1 (pl) 2009-06-30
CA2380152C (en) 2008-03-18
US6581800B2 (en) 2003-06-24
ATE313656T1 (de) 2006-01-15
JP2003505168A (ja) 2003-02-12
ES2251400T3 (es) 2006-05-01
EP1206594A1 (de) 2002-05-22

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