CN104204331A - Laundry machine and method of laundry treatment in a laundry machine - Google Patents
Laundry machine and method of laundry treatment in a laundry machine Download PDFInfo
- Publication number
- CN104204331A CN104204331A CN201380015845.1A CN201380015845A CN104204331A CN 104204331 A CN104204331 A CN 104204331A CN 201380015845 A CN201380015845 A CN 201380015845A CN 104204331 A CN104204331 A CN 104204331A
- Authority
- CN
- China
- Prior art keywords
- water
- washing machine
- adsorbent element
- bucket
- temperature threshold
- 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
Links
- 238000000034 method Methods 0.000 title claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 270
- 238000005406 washing Methods 0.000 claims description 125
- 239000003463 adsorbent Substances 0.000 claims description 90
- 238000001035 drying Methods 0.000 claims description 36
- 239000007788 liquid Substances 0.000 claims description 30
- 239000000463 material Substances 0.000 claims description 19
- 238000009833 condensation Methods 0.000 claims description 15
- 230000005494 condensation Effects 0.000 claims description 15
- 239000002250 absorbent Substances 0.000 claims description 14
- 230000002745 absorbent Effects 0.000 claims description 14
- 239000012530 fluid Substances 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910021536 Zeolite Inorganic materials 0.000 claims description 6
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 6
- 239000010457 zeolite Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 150000001725 carbon group compounds Chemical class 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 230000002349 favourable effect Effects 0.000 description 24
- 238000010438 heat treatment Methods 0.000 description 11
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 6
- 238000009418 renovation Methods 0.000 description 6
- 229920000742 Cotton Polymers 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000008236 heating water Substances 0.000 description 3
- 239000004902 Softening Agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- D06F39/40—
-
- 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
-
- 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
-
- 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
- D06F58/30—Drying processes
Abstract
Laundry machine (1) comprising a chamber (10) for treating the laundry, a steam generator (20) adapted to supply steam into the chamber (10) so as to steam treating the laundry, wherein the steam generator (20) comprises: a water absorbing element (21), adapted to absorb water at a temperature lower than a temperature threshold T and to release steam at a temperature equal to or higher than said temperature threshold T, and a heater (22) adapted to heat the water absorbing element at a temperature at least equal to said temperature threshold T.
Description
Technical field
The method that the present invention relates to washing machine and carry out clothing processing in washing machine.
In this application, washing machine can be rinsing maching, drying machine or scrubbing-and-drying unit (that is, not only can washing clothes but also can drying clothes rinsing maching).
In this application, use that statement " processings " and " the processing " relate to clothing represent as washing, rinsing, are dried, Rotary drying, steam treatment and/or similarly operate.
Background technology
As known in the artly be, in washing machine, use steam generator to be used for steam supply to washing and/or drying drum, for example to make clothes stand the steam renovation cycle or in order to eliminate the fold of (or minimizing) clothes after dry or Rotary drying.
EP 1 970 482 discloses the home laundry drier with closed-loop path hot-air generator, this home laundry drier comprises heat exchanger, heater, water tank, for the water of water tank being changed into the auxiliary heater of steam and processing water and reclaim loop, this processings water reclaim that unnecessary moisture in the air stream that carrys out self-desiccation bucket by condensation in loop is extracted in the water that forms in heat exchanger and by described water to delivering in water tank in order to produce steam.
EP 2 014 820 discloses the home laundry drier with closed-loop path hot-air generator and steam generator.This steam generator has electric boiler, demineralised water reservoir and cotton linters filter, and this demineralised water reservoir receives from the demineralised water in the water pot of the heat exchanger of hot-air generator by draining circuit.
The applicant observes, and the steam generator by above-mentioned document description produces steam by boiler.Yet, in order to prevent the deposition of incrustation scale---it can damage the operation of steam generator, and steam generator must recharge with demineralised water.For fear of manual execution, recharge demineralised water, above-mentioned document discloses and has used by carrying out the demineralised water that condensation forms in the heat exchanger at closed-loop path hot-air generator.Yet this water often may be caused the fine hair of damage and/or velveteen to make dirty to steam generator.For fine hair and/or velveteen are remained on to steam generator water reservoir outside, EP 2 014 820 discloses and has used cotton linters filter and the device for determining that cotton linters filter stops up that is positioned at steam generator water reservoir upstream.Yet the applicant observes, this makes the design and construction of washing machine complicated.
In addition, the applicant observes, and in not having the rinsing maching of hot-air generator, or for example, in the drying machine that is equipped with open type hot-air generator (disclosed by EP 1995371), demineralised water must manually be recharged by user.This makes using of machine is offending to user.In addition, when using running water, although there is the instruction of using demineralised water, but still can produce the deposition of incrustation scale, this can damage the operation of steam generator.This has affected the life and reliability of steam generator.
Summary of the invention
The object of the present invention is to provide a kind of substituting washing machine with steam generator.
Another object of the present invention is to provide a kind of improved washing machine, the steam generator that it has relatively easy design and structure, reliability is high and the life-span is long.
Another object of the present invention is to provide substituting washing machine, and it has the steam generator that can operate in the situation that not using demineralised water.
The applicant has been found that, these objects are that the washing machine that following steam generator is provided by providing is realized, this steam generator comprises water adsorbent element and heater, this water adsorbent element is suitable for absorbing water (at the temperature lower than temperature threshold T, when the temperature of water adsorbent element is during lower than temperature threshold T), and released vapour (at the temperature that is equal to or higher than this temperature threshold T, when the temperature of water adsorbent element is equal to or higher than temperature threshold T), this heater is suitable for being equal to or higher than the temperature heating water adsorbent element of described temperature threshold T.
In fact, the applicant finds, the use of this water adsorbent element has eliminated to the use of boiler the needs that use demineralised water by eliminating, and this has simplified the design and construction of washing machine, the life-span of having improved the reliability of steam generator and having extended steam generator.
In addition, as shown below, in favourable embodiments more of the present invention, use such water adsorbent element to eliminate or greatly reduce the needs that recharge water in steam generator.
Therefore, in first aspect, the present invention relates to following washing machine, this washing machine comprises chamber for the treatment of clothing, be suitable for steam supply to this chamber so that the steam generator of steam treatment clothing, and wherein said steam generator comprises:
-water adsorbent element, this water adsorbent element is suitable for absorbing water at the temperature lower than temperature threshold T, and at the temperature that is equal to or higher than this temperature threshold T released vapour, and
-heater, this heater is suitable at least equaling the temperature heating water adsorbent element of described temperature threshold T.
Advantageously, water adsorbent element is suitable for absorbing water (that is, be suitable for absorption and be naturally present in airborne hydrone as air moisture) from surrounding air.This makes it possible to advantageously eliminate or greatly reduce the needs that recharge water in steam generator.
In favourable embodiment, for example, in order to improve the efficiency (, in order to guarantee to carry out the possibility in different steam generation cycles in nearly time gap) of steam generator, steam generator is connected to water source (being suitable for providing water for described water adsorbent element).
In favourable embodiment, water source can be the outside water supply line that is positioned at washing machine outside.
In another favourable embodiment, water source can be the water tank being contained in washing machine.
Advantageously, water adsorbent element can not need to operate with demineralised water with running water operation.
When washing machine is drying machine or scrubbing-and-drying unit, it suitably comprises hot-air generator.In favourable embodiment, hot-air generator comprises heat exchanger and hot-air generator heater.Heat exchanger and hot-air generator heater are along air re-circulation pipeline successive position fixes suitably, and the two ends of air re-circulation pipeline are advantageously connected to chamber on the relative both sides of chamber.Heat exchanger be suitably suitable for making air cooling with condensation from the unnecessary moisture in the air stream of this chamber, and hot-air generator heater is suitably suitable for heating and is back to the air stream of chamber from heat exchanger.
In this embodiment, washing machine advantageously comprises water collector, and this water collector is suitable for collecting the water by heat exchanger condensation.For the water source of water adsorbent element water collector advantageously.
In a preferred embodiment, when washing machine is drying machine, this chamber is to be rotatably positioned the casing of machine or the cylinder of housing inner side, and clothing to be dried can be loaded in this cylinder to stand dry and/or renovation cycle.
In different favourable embodiments, when washing machine is rinsing maching or scrubbing-and-drying unit, this chamber comprises washtub and is rotatably contained in the cylinder in bucket, and clothing can be loaded in this chamber to stand washing cycle, renovation cycle or also stand arid cycle the scrubbing-and-drying unit in the situation that.In this embodiment, steam generator can be suitable for steam supply to---steam diffuses to cylinder from bucket---or steam is directly supplied in cylinder in bucket.
In favourable embodiment, when washing machine is rinsing maching or scrubbing-and-drying unit, water adsorbent element can be arranged in the bottom of bucket.In this way, water source can be the bottom of bucket; In fact, at least during the partial periodicity of washing cycle, washing/rinsing liquid (that is, water or the water that mixes with washing agent/purificant) normally sinks in the bottom of bucket.
Preferably, water adsorbent element in the bottom of bucket, be arranged in higher than the At The Height of the minimum liquid level of the bottom of bucket (that is, described minimum liquid level be after washing/rinsing/discharge end cycle by be present in bucket bottom in liquid---reach if any---).This position advantageously makes water adsorbent element can be by the liquid wets (thereby making water adsorbent element can absorb water) being present in the bottom of bucket during washing/rinsing/discharge cycle, and make water adsorbent element when washing/rinsing/discharge end cycle above minimum liquid level in liquid external (thereby make water adsorbent element can released vapour when being positioned liquid external).
Suitably, the bottom flow of bucket is connected to out water loop.
Go out water loop and can suitably comprise emptying pump and delivery pipe, this emptying pump and delivery pipe are suitable for after washing and rinse cycle liquid (that is, water or the water that mixes with cleaning product and/or rinse products) discharge barrel.
In favourable embodiment, go out water loop and comprise water recycle loop, this water recycle loop is suitable for liquid being discharged from the bottom of bucket and it being delivered to another region of bucket again, being preferably delivered in the higher region of bucket again.In this embodiment, for the water source of water adsorbent element, can be recirculation circuit.For example, water adsorbent element can be positioned at side in or beyond water recycle loop in the mode being communicated with water recycle loop fluid, to got wet by the water circulating in recirculation circuit.
Suitably, washing machine can comprise the heater that at least one is other, for produce hot-air and/or the hot water that will be supplied to chamber during dry or washing cycle.Preferably, the heater of steam generator is different from described at least one other heater.This makes it possible to be independent of in dry/washing cycle and with the selected temperature higher than described temperature threshold T, heats water adsorbent element for generation of the temperature (can be to be for example about respectively 80 ℃ and 90 ℃) of hot-air and hot water.According to favourable modification, the heater of steam generator can be for generation of the same heater of hot-air or the heater identical with heater for generation of hot water.
In second aspect, the present invention relates to carry out the method for clothing processing in being provided with the washing machine of following steam generator, this steam generator comprise be suitable at the temperature lower than temperature threshold T, absorbing water and at the temperature higher than described temperature threshold T the water adsorbent element of released vapour, the method comprises the steps:
-described water adsorbent element is absorbed water at the temperature lower than described temperature threshold T;
-at least to equal the temperature of described temperature threshold T, heat described water adsorbent element to produce steam;
-produced steam is delivered in clothing and to clothing and carries out steam treatment.
In a preferred embodiment, the action that makes described water adsorbent element absorb water at the temperature lower than described temperature threshold T is communicated with to carry out by water adsorbent element being positioned to surrounding air fluid.Because water adsorbent element directly directly absorbs water from atmospheric moisture, this can advantageously eliminate or greatly reduce the needs that recharge water in steam generator.
According to favourable embodiment, for the efficiency that improves steam generator (for example, in order to guarantee to carry out the possibility in different steam generation cycles in nearly time gap), make action that described water adsorbent element absorbs water at the temperature lower than described temperature threshold T by water is carried out from water source supply to water adsorbent element.
In favourable embodiment, water source can be the outside water supply line that is positioned at washing machine outside, and in another favourable embodiment, water source can be the water tank being contained in washing machine.
When washing machine is drying machine or scrubbing-and-drying unit, washing machine suitably comprises hot-air generator.In favourable embodiment, hot-air generator comprises heat exchanger and hot-air generator heater.In this embodiment, washing machine advantageously comprises and is suitable for collecting the water collector by the water of heat exchanger condensation.The action that makes described water adsorbent element absorb water at the temperature lower than described temperature threshold T can advantageously be carried out by water is supplied to water adsorbent element from water collector.
When washing machine is rinsing maching or scrubbing-and-drying unit, it suitably comprises washtub and is rotatably contained in the cylinder in bucket, and clothing can be loaded in cylinder to stand washing cycle, renovation cycle or also stand arid cycle the scrubbing-and-drying unit in the situation that.In this embodiment, the action that produced steam is delivered to clothing can be by produced steam being delivered in bucket and making diffusion of vapor to cylinder or by produced steam is directly delivered in cylinder and is carried out.
In favourable embodiment, when washing machine is rinsing maching or scrubbing-and-drying unit, the action that makes described water adsorbent element absorb water at the temperature lower than described temperature threshold T can be advantageously by water is supplied to water adsorbent element from the bottom of bucket, to carry out.During washing/rinsing/discharge cycle, water adsorbent element is advantageously by the liquid wets being present in bottom of the barrel.
When washing machine is rinsing maching or scrubbing-and-drying unit, it advantageously comprises out water loop, goes out water loop and comprises emptying pump and delivery pipe, and this emptying pump and delivery pipe are suitable for after washing and rinse cycle, liquid being discharged from bucket.
In favourable embodiment, go out water loop and comprise water recycle loop, this water recycle loop is suitable for liquid from the bottom of bucket, discharge and it is delivered to another region of bucket, preferably in being delivered to the higher region of bucket more again.In this embodiment, the action that makes described water adsorbent element absorb water at the temperature lower than described temperature threshold T is carried out by water is supplied to water adsorbent element from recirculation circuit.
According to first aspect and second aspect, the present invention can have at least one feature in following characteristics.
Preferably, water adsorbent element is suitable for release temperature not higher than the steam of approximately 100 ℃ to 120 ℃ when the described temperature with higher than described temperature threshold T is heated.In fact, higher than the temperature of 100 ℃ to 120 ℃, can damage clothing.In favourable embodiment, described temperature threshold T can for example at least equal approximately 120 ℃ (that is, T >=120 ℃).
In favourable embodiment, described threshold temperature T can for example at least equal approximately 180 ℃ (being T >=180 ℃).
In another favourable embodiment, described threshold temperature T can for example at least equal approximately 250 ℃ (being T >=250 ℃).
Water adsorbent element can be preferably the absorbent material of the form of spherical pellet, bar or piece.
Absorbent material can be selected from the group that comprises following aspect: the oxygenatedchemicals that comprises the material such as silica gel and zeolite; The carbon group compound that comprises the material such as active carbon and graphite; And Polymers compound.
In favourable embodiment, absorbent material comprises the zeolite of about 500g; The applicant's test shows, once water is absorbed, the zeolite of this favourable quantity can discharge the water (with the form of steam) of about 175g when being heated with relevant temperature threshold value, and this is enough for carrying out process clothes in the cycle at drying machine.
Accompanying drawing explanation
The detailed description to preferred embodiments more of the present invention according to providing with non-limiting example referring to accompanying drawing, will be easier to understand the features and advantages of the present invention, in the accompanying drawings:
-Fig. 1 schematically shows according to washing machine of the present invention;
-Fig. 2 schematically shows the first embodiment, and wherein, the washing machine of Fig. 1 is rinsing maching;
-Fig. 3 schematically shows the first embodiment of the washing machine of Fig. 2, wherein, only shows some details of the washing machine of Fig. 2;
-Fig. 4 schematically shows the second embodiment of the washing machine of Fig. 2, wherein, only shows some details of the washing machine of Fig. 2;
-Fig. 5 schematically shows the 3rd embodiment of the washing machine of Fig. 2, wherein, only shows some details of the washing machine of Fig. 2;
-Fig. 6 schematically shows the second embodiment, and wherein, the washing machine of Fig. 1 is drying machine;
-Fig. 7 schematically shows the first embodiment of the washing machine of Fig. 6, wherein, only shows some details of the washing machine of Fig. 6;
-Fig. 8 schematically shows the second embodiment of the washing machine of Fig. 6, wherein, only shows some details of the washing machine of Fig. 6;
-Fig. 9 schematically shows the 3rd embodiment of the washing machine of Fig. 6, wherein, only shows some details of the washing machine of Fig. 6;
Run through institute's drawings attached, identical element is represented by identical Reference numeral.
The specific embodiment
Fig. 1 shows according to washing machine 1 of the present invention, and this washing machine 1 comprises chamber 10 and steam generator 20, and chamber 10 is for the treatment of clothing, and steam generator 20 is suitable for steam supply to chamber 10 to clothing is carried out to steam treatment.
For example, steam treatment can be carried out so that clothing stands steam renovation cycle or the fold of elimination (or minimizing) clothes after dry or Rotary drying.
Washing machine 1 can be rinsing maching, drying machine or scrubbing-and-drying unit.
Washing machine 1 can be front loading or top loading formula washing machine.
Washing machine 1 advantageously comprises housing 2.
In favourable embodiment, wherein, washing machine is rinsing maching or scrubbing-and-drying unit, and chamber 10 is advantageously connected to shell 2 by flexible bellow or liner (not shown).
Steam generator 20 comprises water adsorbent element 21 and heater 22, (this water adsorbent element 21 is suitable at the temperature lower than temperature threshold T, when the temperature of water adsorbent element is during lower than temperature threshold T) absorb water, and at the temperature higher than this temperature threshold T (, when the temperature of water adsorbent element is equal to or higher than temperature threshold T) released vapour, this heater 22 is suitable for the temperature heating water adsorbent element 21 greater than or equal to described temperature threshold T.
Steam generator 20 is advantageously suitable for produced steam supply to chamber 10.
Advantageously, steam generator 20 is communicated with chamber 10 fluids.
For example, steam can by least one pipe 23 and preferably suitable valve (not shown) be transported in chamber 10.Vapor stream can be by suitable fan (not shown) or by suitable low pressure being produced in chamber 10 and be directed to chamber from steam generator 20.
Water adsorbent element 21 can be preferably the absorbent material of the form of spherical pellet, bar or piece.
Absorbent material can preferably be contained in suitable container.
Absorbent material advantageously has high-wearing feature, high thermal stability and small-bore, and this has caused the more high-specific surface area and so the high adsorption ability that are exposed.
Absorbent material can preferably be selected from the group that comprises following aspect:
The oxygenatedchemicals that comprises the material such as silica gel (comprising aluminium oxide) and zeolite; The carbon group compound that comprises the material such as active carbon and graphite; And Polymers compound.
Heater 22 is such as comprising resistor or microwave source or infrared light etc.
Heater 22 and water adsorbent element 21 thermal couplings, to be equal to or higher than the temperature heating absorbent material of described temperature threshold T.
For example, when absorbent material is zeolite, temperature threshold T can be about 250 ℃; When absorbent material is aluminium oxide, temperature threshold T can be about 180 ℃; When absorbent material is silica gel, temperature threshold T can be about 120 ℃ to 180 ℃.
Advantageously, the water adsorbent element of using is to make it when the described temperature with greater than or equal to described temperature threshold T is heated, and it discharges not the steam higher than the temperature of approximately 100 ℃ to 120 ℃.In fact, higher than the temperature of 100 ℃ to 120 ℃, can damage clothing.Fig. 2 schematically shows embodiments of the present invention, and wherein, the washing machine 1 of Fig. 1 is rinsing maching.
In this embodiment, chamber 10 comprises washtub 11 and is rotatably contained in the cylinder 12 of bucket in 11, and clothing can be loaded in cylinder 12 to stand washing cycle, steam treatment cycle or also stand arid cycle the scrubbing-and-drying unit in the situation that.Not (although not presenting the hole obtaining in accompanying drawing in the surface of the rotatable drum 12 of boring a hole) that cylinder 12 is preferably bored a hole.
Steam generator 20 can be suitable for steam supply to---steam diffuses in cylinder 12 from bucket 11---or steam is directly supplied in cylinder 12 in bucket 11.
In the embodiment of Fig. 2, washing machine 1 advantageously also comprises and being suitable for water and washing/rinse products (being washing agent, softening agent etc.) to delivering to the water inlet loop 3 in washtub 11.Water inlet loop 3 advantageously comprises drawer 4, the first pipeline 3a and the second pipe 3b.
Preferably movably drawer 4 is suitable for being filled with washing and/or rinse products, such as cleaning agent, softening agent, albic material etc.Drawer 4 can comprise the one or more compartments (Fig. 2 is exemplarily 3) for one or more washing/rinse products, and these washing/rinse products of some are delivered to washtub 11 according to washing procedure from drawer 4.The first pipeline 3a can be connected to and be present in water main's (not shown) in rinsing maching 1 outside and be suitable for preferably clear water being delivered to drawer 4.The first pipeline 3a can advantageously be connected to water main by one or more valve 3c (in Fig. 2 be exemplarily 3, totally represented by Reference numeral 3c), and valve 3c is suitable for controlling flowing of water.The second pipe 3b makes drawer 4 be connected with bucket 11 fluids, and the second pipe 3b is suitable for water and washing/rinse products to be delivered in washtub 11.
In the embodiment of Fig. 2, washing machine 1 also advantageously comprises out water loop 5.
Suitably, go out the bottom that water loop 5 fluids are connected to bucket 11.
Going out water loop 5 advantageously comprises emptying pump 6, bucket 11 is connected to the first pipe 7 of emptying pump 6 and the outlet 8 that ends at shell 2 outsides.Going out water loop 5 is suitable for liquid---, water or addle or the water mixing with washing and/or rinse products---from bucket 11, be disposed to outside.
Go out water loop 5 and preferably also comprise filter 7a, this filter 7a is associated and is suitable for allowing cleaning solution to pass through with the first pipe 7, but stops the object of fixed dimension to pass to emptying pump 6 from washtub 11.These objects can be such as button, coin or be contained in trousers or the pocket of other clothes in and introduce mistakenly other small articles in washing machine 1, velveteen, fine hair etc.
Alternatively, go out water loop 5 and can be advantageously provided recirculation circuit 9, recirculation circuit 9 be suitable for by liquid from the bottom discharge of bucket 3 and by its be delivered to again another region of bucket 11, preferably in the higher region of bucket 11.Recirculation circuit 9 preferably includes emptying pump 6 (or in different embodiments, other dedicated pump) and recirculation pipe 9a.Recirculation pipe 9a advantageously ends at the injection nozzle (not shown) in bucket 11 upper area.In another kind of preferred embodiment, can other injection nozzle be set at the diverse location place along bucket 11.
Advantageously, at the At The Height of the bottom of washing machine for clothes 1 and be preferably provided with heating element heater 13 in the bottom of bucket 11.
Heating element heater 13 preferably includes resistor, and this resistor is suitable for contacting to heat described liquid with the liquid being present in bucket 11 bottom.In other embodiment, heating element heater 13 can be the different elements that is suitable for heating the liquid at the place, bottom that is positioned at bucket, such as microwave source, infrared ray etc.
Control module (not shown) is connected to the different piece of washing machine 1, to control the operation of washing machine 1.
In order to carry out steam treatment, control module is advantageously configured to implement method of the present invention.
Preferably, control module is configured to make water adsorbent element 21 to absorb water at the temperature lower than temperature threshold T; And to be equal to or higher than the temperature of described temperature threshold T, heat water adsorbent element 21 to produce steam and the steam being produced is delivered in chamber 10 to make clothing stand steam treatment when needing steam treatment.
According to different embodiments of the present invention, water adsorbent element 21 can absorb the water in the washing machine 1 of Fig. 2.
In Fig. 3 to Fig. 5, exemplarily show some embodiments in these different embodiments, for the sake of clarity, only show some details of the washing machine 1 of Fig. 2.
In the embodiment shown in Fig. 3, water adsorbent element 21 is communicated with surrounding air fluid, and from surrounding air, absorbs water (that is, as air moisture, being naturally present in airborne hydrone).
According to the embodiment shown in Fig. 4, steam generator 20 is positioned in the bottom of bucket 11.By this way, during washing/rinsing/discharge cycle, water adsorbent element 21 can by be present in bucket bottom in liquid wets.
Preferably, water adsorbent element 21 in the bottom of bucket 11, be positioned at At The Height higher than the minimum liquid level in the bottom of bucket 11 (that is, minimum liquid level be after washing/rinsing/discharge end cycle by the liquid being present in bucket 11 bottoms---reach if any---).This position advantageously make water adsorbent element 21 during washing/rinsing/discharge cycle can by be present in water in the bottom of bucket when getting wet (thereby making absorbent material can absorb water) and making water adsorbent element 21 at washing/rinsing/discharge end cycle in the outside in water above lowest water level (thereby make water adsorbent element can released vapour when being positioned water outside).
In the modification (not shown) of the embodiment of Fig. 4, the heater 22 of steam generator can be positioned at the bottom of bucket 11 in identical for the heating element heater 13 (or part of heating element heater 13) of heated scrub/rinsing liquid.
According to another embodiment, it for the water source of water adsorbent element 21, can be the outside water supply line that is positioned at washing machine outside.
For example, Fig. 5 shows the embodiment that steam generator 20 is communicated with water main's fluid by valve 3d.
According to another embodiment (not shown), for the water source of water adsorbent element 21, can be the water tank that is placed in washing machine 1.Water tank can for example manually be recharged with running water by user.
According to favourable embodiment (not shown), water adsorbent element can be positioned in the mode being communicated with water recycle pipeline 9 fluids side in or beyond water recycle loop 9, to got wet by the water of circulation in recirculation circuit 9.
That Fig. 6 shows is of the present invention, washing machine wherein Fig. 1 is the embodiment of drying machine.
In this embodiment, chamber 10 is advantageously rotatably positioned at the cylinder of shell 2 inner sides, and clothing to be dried is arranged in this cylinder to stand dry and/or renovation cycle.
In the embodiment of Fig. 6, washing machine 1 suitably comprises hot-air generator 30.
Preferably, the hot-air generator 30 of closed type comprises air re-circulation pipeline 31, fan 32, heat exchanger 33 (being also referred to as condenser) and hot-air generator heater 34, and the two ends of air re-circulation pipeline 31 are preferably connected to chamber 10 on the relative both sides of chamber 10; Fan 32 (or air circulation pump of other type) is located with air stream mobile in the inner generation of recirculation circuit 31 flows into chambers 10 and on the clothing of 10 inside, chamber along recirculation circuit 31; Hot-air generator heater 34 (hot-air generator heater 34 is resistors in the example shown, but it can also be for example heat pump) is positioned at heat exchanger 33 downstreams along air re-circulation pipeline 31.
Heat exchanger 33 be suitably suitable for cooling-air in case condensation from the excessive moisture in the air stream of chamber 10, and hot-air generator heater 34 is suitably suitable for heating and is back to the air stream of chamber 10 from heat exchanger 33.
Alternatively, shown in embodiment as shown in FIG. 6, washing machine 1 can also advantageously comprise condensation recirculation circuit 35, and condensation recirculation circuit 35 is suitable for the condensed water elimination of automatic heat-exchanger 33 in future and is delivered in water collector 37.Recirculating line 35 preferably includes emptying pump 36 and recirculation pipe 35a.
Control module (not shown) is connected to the various piece of washing machine 1 to guarantee the operation of washing machine.
In order to carry out steam treatment, control module is advantageously configured to implement method of the present invention.
Be similar to the above embodiment with reference to Fig. 2 disclosed, control module is advantageously configured to: water adsorbent element 21 is absorbed water at the temperature lower than described temperature threshold T; And when needs steam treatment, to be equal to or higher than the temperature of described temperature threshold T, heat water adsorbent element 21 to produce steam, and produced steam is delivered in chamber 10 to clothing is carried out to steam treatment.
According to different embodiments of the present invention, water adsorbent element 21 can absorb the water in washing machine 1.
Fig. 7 to Fig. 9 exemplarily shows some embodiments in these different embodiments, wherein, for the sake of clarity, only shows some details of the washing machine 1 of Fig. 6.
In the preferred embodiment shown in Fig. 7, wherein, washing machine 1 comprises condensation recirculation circuit 35 and water collector 37, and water collector 37 is advantageously used for the water source for water adsorbent element 21.Steam generator 20 advantageously by for example manage 38 and emptying pump 39 be communicated with water collector 37 fluids.
In another the favourable embodiment shown in Fig. 8, water adsorbent element 21 is communicated with surrounding air fluid and from surrounding air, absorbs water.In this embodiment, although illustrate in the drawings, condensation recirculation circuit 35 and water collector 37 are optional.
According to another embodiment shown in Figure 9, for the water source of water adsorbent element 21, can be the outside water supply line that is positioned at washing machine 1 outside.Although shown in the drawings, in this embodiment, condensation recirculation circuit 35 is optional with the existence of water collector 37.For example, Fig. 9 shows the embodiment that steam generator 20 is communicated with vibration means for main pipe for supplying water fluid by valve 3d.
According to another embodiment (not shown), for the water source of water adsorbent element 21, can be the water tank that is placed in washing machine 1.Water tank can for example manually be recharged with running water by user.Condensation recirculation circuit 35 is also optional with the existence of water collector 37 in this embodiment.
For example, when the washing machine 1 of Fig. 6 is not provided with condensation recirculation circuit 35, after the embodiment mentioned be useful.For example, this can be such situation, and the washing machine 1 of Fig. 6 has the hot-air generator of open type rather than the hot-air generator of closed type.In this case, hot-air generator 30 (not shown) of open type will suitably comprise inlet manifold, air exhaust main, electrical heating elements and fan, and this inlet manifold is connected to air inlet by the wall of chamber 10 (preferably rear wall); This air exhaust main is connected to the wall (preferably antetheca) of chamber 10 at one end, and be connected at other end place, is positioned at shell 2 exhaust outlet above; This electrical heating elements locates this air to be heated before in delivering to chamber 10 at air along inlet manifold; This fan along exhaust main location with along inlet manifold, aspirate air and by air to delivering in chamber 10, and discharge humid air by exhaust main.
When washing machine 1 is scrubbing-and-drying unit, advantageously application is above with reference to rinsing maching and with reference to the disclosed whole embodiments of drying machine.
According to above description, will be clear that, and with respect to known machine described above, use water adsorbent element 21 can eliminate the needs that use demineralised water.
In addition, except above-mentioned embodiment,---water tank that wherein can manually recharge is for supplying water to water adsorbent element 21---, the present invention can eliminate the needs that manually recharge water in steam generator in its favourable embodiment.
In addition, the embodiment of Fig. 3 and Fig. 8 can be eliminated completely and in steam generator, carry out water and recharge (when embodiment is used separately) or greatly reduce the needs (for example, such embodiment is when other embodiment of the present invention is combined) that water recharges.
Claims (15)
1. a washing machine (1), described washing machine (1) comprises chamber (10) and steam generator (20), described chamber (10) is for the treatment of clothing, described steam generator (20) be suitable for by steam supply in described chamber (10) so that described clothing is carried out to steam treatment
It is characterized in that
Described steam generator (20) comprising:
-water adsorbent element (21), released vapour at the temperature that described water adsorbent element (21) is suitable for absorbing water and be equal to or higher than described temperature threshold T at the temperature lower than temperature threshold T; And
-heater (22), the temperature that described heater (22) is suitable at least equaling described temperature threshold T heats described water adsorbent element.
2. washing machine according to claim 1 (1), wherein, described water adsorbent element (21) is suitable for absorbing water from surrounding air.
3. washing machine according to claim 1 (1), wherein, described steam generator (20) is connected to water source.
4. washing machine according to claim 3 (1), wherein, described washing machine is drying machine or scrubbing-and-drying unit and comprises:
-hot-air generator (30), described hot-air generator (30) comprises heat exchanger (33) and hot-air generator heater (34); And
-water collector (37), described water collector (37) is suitable for collecting the water by described heat exchanger (33) condensation,
Described water source is described water collector (37).
5. according to the washing machine described in any one in claims 1 to 3 (1), wherein, described washing machine (1) is rinsing maching or scrubbing-and-drying unit, and described chamber (10) comprise bucket (11) and are rotatably contained in the cylinder (12) in described bucket (11).
6. washing machine according to claim 5 (1), wherein, described water adsorbent element (21) is arranged in the bottom of described bucket (11).
7. washing machine according to claim 6 (1), wherein, described water adsorbent element (21) is positioned at the At The Height higher than minimum liquid level in the described bottom of described bucket (11), and described minimum liquid level is---to reach if any---at the liquid in the described bottom of described bucket (11) after washing/rinsing/tap-off cycle finishes.
8. according to the washing machine (1) described in claim 3 and 5, comprise water loop (5), described in go out water loop (5) and comprising:
-emptying pump (6),
-delivery pipe (7,8), described delivery pipe (7,8) is suitable for after washing and rinse cycle, liquid being discharged from described bucket (11); And
-water recycle loop (9,9a), described water recycle loop (9,9a) are suitable for described liquid from the described bottom discharge of described bucket (11) and described liquid are delivered to another region of described bucket (11) again,
Wherein,
Described water source is described recirculation circuit (9,9a).
9. according to the washing machine described in any one in claim 1 to 8 (1), wherein, described water adsorbent element (21) comprises absorbent material, and described absorbent material is selected from the group that comprises following aspect: the oxygenatedchemicals that comprises silica gel and zeolite; The carbon group compound that comprises active carbon and graphite; And Polymers compound.
10. a method of carrying out clothing processing in being provided with the washing machine (1) of steam generator (20), described steam generator (20) comprises water adsorbent element (21), released vapour at the temperature that described water adsorbent element (21) is suitable for absorbing water and be equal to or higher than described temperature threshold T at the temperature lower than temperature threshold T
It is characterized in that, described method comprises the steps:
-make described water adsorbent element (21) absorb water at the temperature lower than described temperature threshold T;
-at least to equal the temperature of described temperature threshold T, heat described water adsorbent element to produce steam;
-produced described steam is delivered in described clothing and to described clothing and carries out steam treatment.
11. methods according to claim 10, wherein, make action that described water adsorbent element (21) absorbs water at the temperature lower than described temperature threshold T by water is carried out from water source supply to described water adsorbent element (21).
12. according to the method described in claim 10 or 11, and wherein, described washing machine is drying machine or the scrubbing-and-drying unit that comprises following parts:
-hot-air generator (30), described hot-air generator (30) comprises heat exchanger (33) and hot-air generator heater (34); And
-water collector (37), described water collector (37) is suitable for collecting the water by described heat exchanger (33) condensation,
Wherein, the action that makes described water adsorbent element (21) absorb water at the temperature lower than described temperature threshold T is carried out by water is supplied to described water adsorbent element (21) from described water collector (37).
13. according to the method described in claim 10 or 11, wherein, described washing machine (1) is rinsing maching or the scrubbing-and-drying unit that comprises bucket (11) and cylinder (12), described cylinder (12) is rotatably contained in described bucket (11), and the action that makes described water adsorbent element (21) absorb water at the temperature lower than described temperature threshold T is to carry out by water is supplied to described water adsorbent element from the bottom of described bucket (11).
14. according to the method described in claim 10 or 11, wherein, described washing machine (1) is to comprise bucket, cylinder and the rinsing maching or the scrubbing-and-drying unit that go out water loop (5), and described cylinder is rotatably contained in described bucket, described in go out water loop (5) and comprising:
-emptying pump (6),
-delivery pipe (7,8), described delivery pipe (7,8) is suitable for after washing and rinse cycle, liquid being discharged from described bucket (11); And
-water recycle loop (9,9a), described water recycle loop (9,9a) are suitable for described liquid from the described bottom discharge of described bucket (11) and described liquid are delivered to another region of described bucket (11) again,
Wherein, action that described water adsorbent element (21) absorbs water at the temperature lower than described temperature threshold T by being supplied to described water adsorbent element (21) from described recirculation circuit (9,9a), is carried out in water.
15. methods according to claim 10, wherein, make action that described water adsorbent element (21) absorbs water at the temperature lower than described temperature threshold T by described water adsorbent element is positioned to surrounding air fluid and is communicated with to carry out.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP12160679.2A EP2642012B1 (en) | 2012-03-22 | 2012-03-22 | Laundry machine and method of laundry treatment in a laundry machine |
| EP12160679.2 | 2012-03-22 | ||
| PCT/EP2013/055323 WO2013139686A1 (en) | 2012-03-22 | 2013-03-15 | Laundry machine and method of laundry treatment in a laundry machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104204331A true CN104204331A (en) | 2014-12-10 |
| CN104204331B CN104204331B (en) | 2017-04-26 |
Family
ID=47882176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380015845.1A Active CN104204331B (en) | 2012-03-22 | 2013-03-15 | Laundry machine and method of laundry treatment in a laundry machine |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2642012B1 (en) |
| CN (1) | CN104204331B (en) |
| AU (1) | AU2013234488A1 (en) |
| PL (1) | PL2642012T3 (en) |
| WO (1) | WO2013139686A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846607A (en) * | 2015-05-21 | 2015-08-19 | 无锡小天鹅股份有限公司 | Washing machine |
| WO2016150402A1 (en) * | 2015-03-25 | 2016-09-29 | 青岛海尔洗衣机有限公司 | Condensed water collecting and evaporating device for cloth drying machine, cloth drying machine and control method therefor |
| CN106245290A (en) * | 2016-08-31 | 2016-12-21 | 无锡小天鹅股份有限公司 | Dryer |
| CN106609453A (en) * | 2015-10-22 | 2017-05-03 | 无锡小天鹅股份有限公司 | Condensation water box for clothing dryer and clothing dryer having condensation water box for clothing dryer |
| CN110258073A (en) * | 2019-06-26 | 2019-09-20 | 青岛海尔滚筒洗衣机有限公司 | A kind of device for clothing processing and its control method |
| WO2023029193A1 (en) * | 2021-08-30 | 2023-03-09 | 无锡小天鹅电器有限公司 | Laundry treatment device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004167033A (en) * | 2002-11-21 | 2004-06-17 | Toshiba Corp | Washing machine |
| CN1889883A (en) * | 2003-12-04 | 2007-01-03 | Bsh博世和西门子家用器具有限公司 | Drying method in a household appliance |
| EP1970482A1 (en) * | 2007-03-13 | 2008-09-17 | Electrolux Home Products Corporation N.V. | Home laundry drier |
| EP1995371A1 (en) * | 2007-05-21 | 2008-11-26 | Electrolux Home Products Corporation N.V. | Electric household appliance |
| US20090165327A1 (en) * | 2007-12-21 | 2009-07-02 | Jacquelyn Nekovar | Method of de-wrinkling garments and device for facilitating same |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5675911A (en) * | 1994-09-19 | 1997-10-14 | Moser; Scott A. | Article and method for treating fabrics in a clothes dryer |
| US6106738A (en) * | 1997-06-09 | 2000-08-22 | The Procter & Gamble Company | Uncomplexed cyclodextrin compositions for odor control |
| ES2338174T3 (en) | 2007-07-13 | 2010-05-04 | Electrolux Home Products Corporation N.V. | METHOD OF DETERMINING THE OBSTRUCTION OF THE VAPOR GENERATOR DEPOSIT FILTER OF A DOMESTIC CLOTHES DRYER, AND DOMESTIC CLOTHES DRYER TO PRACTICE SUCH METHOD. |
-
2012
- 2012-03-22 EP EP12160679.2A patent/EP2642012B1/en active Active
- 2012-03-22 PL PL12160679T patent/PL2642012T3/en unknown
-
2013
- 2013-03-15 AU AU2013234488A patent/AU2013234488A1/en not_active Abandoned
- 2013-03-15 WO PCT/EP2013/055323 patent/WO2013139686A1/en active Application Filing
- 2013-03-15 CN CN201380015845.1A patent/CN104204331B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004167033A (en) * | 2002-11-21 | 2004-06-17 | Toshiba Corp | Washing machine |
| CN1889883A (en) * | 2003-12-04 | 2007-01-03 | Bsh博世和西门子家用器具有限公司 | Drying method in a household appliance |
| EP1970482A1 (en) * | 2007-03-13 | 2008-09-17 | Electrolux Home Products Corporation N.V. | Home laundry drier |
| EP1995371A1 (en) * | 2007-05-21 | 2008-11-26 | Electrolux Home Products Corporation N.V. | Electric household appliance |
| US20090165327A1 (en) * | 2007-12-21 | 2009-07-02 | Jacquelyn Nekovar | Method of de-wrinkling garments and device for facilitating same |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016150402A1 (en) * | 2015-03-25 | 2016-09-29 | 青岛海尔洗衣机有限公司 | Condensed water collecting and evaporating device for cloth drying machine, cloth drying machine and control method therefor |
| CN106149329A (en) * | 2015-03-25 | 2016-11-23 | 青岛海尔洗衣机有限公司 | Dryer condensation water collection vaporising device, dryer and control method thereof |
| CN106149329B (en) * | 2015-03-25 | 2019-11-15 | 青岛海尔洗衣机有限公司 | Dryer condensation water collection vaporising device, dryer and its control method |
| CN104846607A (en) * | 2015-05-21 | 2015-08-19 | 无锡小天鹅股份有限公司 | Washing machine |
| CN106609453A (en) * | 2015-10-22 | 2017-05-03 | 无锡小天鹅股份有限公司 | Condensation water box for clothing dryer and clothing dryer having condensation water box for clothing dryer |
| CN106245290A (en) * | 2016-08-31 | 2016-12-21 | 无锡小天鹅股份有限公司 | Dryer |
| CN110258073A (en) * | 2019-06-26 | 2019-09-20 | 青岛海尔滚筒洗衣机有限公司 | A kind of device for clothing processing and its control method |
| CN110258073B (en) * | 2019-06-26 | 2023-12-01 | 佛山海尔滚筒洗衣机有限公司 | Clothes treatment device and control method thereof |
| WO2023029193A1 (en) * | 2021-08-30 | 2023-03-09 | 无锡小天鹅电器有限公司 | Laundry treatment device |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2642012A1 (en) | 2013-09-25 |
| CN104204331B (en) | 2017-04-26 |
| EP2642012B1 (en) | 2019-05-08 |
| WO2013139686A1 (en) | 2013-09-26 |
| AU2013234488A1 (en) | 2014-08-21 |
| PL2642012T3 (en) | 2019-10-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104204331A (en) | Laundry machine and method of laundry treatment in a laundry machine | |
| KR102489267B1 (en) | Laundry Treating Apparatus | |
| KR101265616B1 (en) | laundry dryer and method for controlling the same | |
| KR102150442B1 (en) | Laundry Machine | |
| EP2107148B1 (en) | Laundry treating machine | |
| KR101435822B1 (en) | Laundry treating machine | |
| US8413471B2 (en) | Cloth treating apparatus | |
| KR101366273B1 (en) | Cloth treating apparatus | |
| US20030196277A1 (en) | Apparatus and method for article cleaning | |
| US20090126414A1 (en) | Fabric treating machine | |
| EP2163682B1 (en) | Home laundry drier | |
| CN105463760A (en) | Method of controlling a laundry treatment apparatus | |
| KR100826205B1 (en) | Laundry dryer | |
| EP2935684A1 (en) | Washer-dryer machine | |
| RU2446239C2 (en) | Household dryer for linen | |
| CN202369823U (en) | Clothes treating device | |
| KR100826204B1 (en) | Laundry dryer | |
| KR101461947B1 (en) | device for cloth treating | |
| KR20140048493A (en) | Dish washer | |
| KR101199395B1 (en) | drying device | |
| ES2644000T3 (en) | Method and device for washing laundry | |
| KR101430458B1 (en) | Cloth treating apparatus | |
| RU2463397C2 (en) | Household dryer for linen with steam generator | |
| KR102505495B1 (en) | Apparatus for laundry treatment | |
| EP3731720B1 (en) | A heat pump dishwasher |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |