WO2012140956A1 - Machine à laver - Google Patents

Machine à laver Download PDF

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Publication number
WO2012140956A1
WO2012140956A1 PCT/JP2012/054249 JP2012054249W WO2012140956A1 WO 2012140956 A1 WO2012140956 A1 WO 2012140956A1 JP 2012054249 W JP2012054249 W JP 2012054249W WO 2012140956 A1 WO2012140956 A1 WO 2012140956A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
photocatalyst
washing machine
water supply
supply path
Prior art date
Application number
PCT/JP2012/054249
Other languages
English (en)
Japanese (ja)
Inventor
勉 畑山
小嶋　健司
Original Assignee
株式会社 東芝
東芝コンシューマエレクトロニクス・ホールディングス株式会社
東芝ホームアプライアンス株式会社
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 株式会社 東芝, 東芝コンシューマエレクトロニクス・ホールディングス株式会社, 東芝ホームアプライアンス株式会社 filed Critical 株式会社 東芝
Priority to CN201280017722.7A priority Critical patent/CN103459706B/zh
Publication of WO2012140956A1 publication Critical patent/WO2012140956A1/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
    • C02F1/325—Irradiation devices or lamp constructions
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/002—Grey water, e.g. from clothes washers, showers or dishwashers
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/32—Details relating to UV-irradiation devices
    • C02F2201/322—Lamp arrangement
    • C02F2201/3223—Single elongated lamp located on the central axis of a turbular reactor
    • 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 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/088—Liquid supply arrangements

Definitions

  • Embodiments of the present invention relate to a washing machine.
  • water stored outside the washing machine for example, bath water stored in a bathtub
  • tap water supplied directly from the water supply Have been made.
  • the washing machine is provided with a function of supplying water stored outside the washing machine to the inside of the washing tub, for example, a bath water supply function.
  • the washing machine disclosed in Patent Document 1 includes a bath water supply path and a bath water pump as a bath water supply function.
  • the bath water pump supplies bath water from the bathtub to the inside of the washing tub through the bath water supply channel.
  • a filter is provided at the tip of the bath water supply path that is immersed in the bath water in the bathtub. This filter captures impurities such as human body stains and hair contained in bath water.
  • the filter provided at the tip of the bath water supply channel is rough, and it can catch impurities such as human body stains and hair contained in the bath water, but it has been able to capture impurities that have propagated in the bath water.
  • the fine impurities cannot be captured. Even if you wash in bath water that contains these germs etc., the germs may adhere to the laundry, causing unpleasant odors especially when the room is dried, and the cleanliness may be impaired. . For this reason, such a bath water supply function is often not used.
  • Patent Document 1 also describes a technique in which a photocatalytic filter is provided in the bath water supply path, and a light emitting device is provided outside the bath water supply path so as to surround the photocatalytic filter.
  • this photocatalytic filter is formed in a porous shape by, for example, a ceramic mixed with titanium oxide, and other details are not clear.
  • the light emitting device is also used for regeneration of the photocatalytic filter, particularly by radiating and irradiating ultraviolet rays, how the ultraviolet rays are spread from the outside of the bath water supply path to the photocatalytic filter inside the bath water supply path. It is unclear whether to make it.
  • washing machine capable of sufficiently purifying water stored outside the washing machine, particularly bath water stored in a bathtub is provided.
  • the washing machine of this embodiment includes a water supply path that connects the inside and the outside of the washing tub, and a water supply pump that supplies water stored outside the washing tub to the inside of the washing tub through the water supply path. And a water purifier provided in the water supply path.
  • the water purifier includes a photocatalyst that is provided along a direction in which water flows in the water supply path and passes the water, and an ultraviolet lamp that irradiates the photocatalyst and water passing through the photocatalyst with ultraviolet light.
  • FIG. 1 equivalent diagram showing the second embodiment
  • FIGS. 1 to 4 a washing machine that uses bath water stored in a bathtub as washing water will be described as an example of a washing machine that uses water stored outside as washing water.
  • the washing machine includes an outer box 1 and a top cover 2 attached to the uppermost portion of the outer box 1.
  • the outer box 1 and the top cover 2 constitute an outer shell 3 of the entire washing machine.
  • An operation panel 4 is provided at the front portion of the top cover 2.
  • a lid 5 is provided on the rear side of the operation panel 4.
  • the rear portion of the top cover 2 is constituted by a back panel 6.
  • the back panel 6 is provided with a water supply hose connection port 7 and a bath water hose connection port 8.
  • a water supply hose (not shown) is connected to the water supply hose connection port 7, and tap water is supplied from a water tap.
  • a bath water hose 9 is connected to the bath water hose connection port 8.
  • a filter 10 is provided at the tip of the bath water hose 9.
  • the filter 10 has a relatively coarse eye and can capture impurities such as human body stains and hair contained in the bath water.
  • a water purifier 11, a bath water pump 12, and a water injection case 13 are provided inside the back panel 6, which is the inside of the top cover 2.
  • the water purifier 11 has a tank 14 as a main component.
  • the tank 14 includes a tank main body 14a and a tank lid 14b.
  • the tank body 14a is formed in a bottomed cylindrical shape with one end, in this case, the right end in FIG.
  • the tank lid 14b closes the opening of the tank body 14a.
  • a water inlet 15 is provided at the upper part of one end of the tank body 14a, that is, the uppermost part of the end on the tank lid 14b side.
  • One outlet 16 a of the switching valve 16 is connected to the water inlet 15.
  • the tank 14 is formed in a horizontally long shape in which the horizontal dimension, that is, the cylindrical axial length is larger than the vertical dimension, that is, the cylindrical radial length. Therefore, the water purifier 11 is also formed in an oblong shape as a whole.
  • the switching valve 16 has the other outlet 16b in addition to the one outlet 16a, and has a common inlet 16c for the outlets 16a and 16b.
  • the switching valve 16 performs opening switching for selectively opening one outlet 16a and the other outlet 16b with respect to the inlet 16c.
  • the inlet 16c of the switching valve 16 is connected to the bath water hose connection port 8 shown in FIG.
  • the tank main body 14a has a water outlet 17 at the upper end of the other end, that is, the end opposite to the tank lid 14b, that is, the uppermost portion of the left end in FIG.
  • One outlet 18 a of a check valve 18 is connected to the water outlet 17.
  • the check valve 18 has the other inlet 18b in addition to the one inlet 18a, and has a common outlet 18c for the inlets 18a and 18b.
  • the check valve 18 allows water to flow from the one inlet 18a and the other inlet 18b to the outlet 18c.
  • the check valve 18 blocks water from the outlet 18c to the one inlet 18a, water from the outlet 18c to the other inlet 18b, and water from the other inlet 18b to the one inlet 18a.
  • the photocatalyst 19 is formed in a cylindrical shape along the inner shape of the tank body 14a.
  • the photocatalyst 19 is set such that the horizontal dimension, that is, the cylindrical axial length is larger than the vertical dimension, that is, the cylindrical radial length.
  • the photocatalyst 19 is formed in a long cylindrical shape along the flow direction of the water flowing in the tank 14.
  • the photocatalyst 19 is formed, for example, by applying a titanium oxide coating to a substrate formed of, for example, ceramic and porous so-called open cells.
  • the photocatalyst 19 is inserted into the tank body 14 a so that the radial outer peripheral surface of the photocatalyst 19 is in close contact with the inner peripheral surface of the tank 14.
  • gaps 21 and 22 are formed by the tank 14 and the photocatalyst 19 at both ends of the tank 14.
  • the gap 21 is formed between the photocatalyst 19 and the tank lid 14b at the end of the tank 14 on the water inlet 15 side.
  • the gap 22 is formed between the photocatalyst 19 and the bottom of the tank body 14a at the end of the tank 14 on the outlet 17 side.
  • the ultraviolet lamp 20 is configured by covering the arc tube 20a with a quartz glass tube 20b larger than the arc tube 20a.
  • the ultraviolet lamp 20 is inserted into the cylindrical interior of the photocatalyst 19 through an insertion / removal port 23 formed at the center of the tank lid 14b.
  • the ultraviolet lamp 20 is inserted so that the radially outer peripheral surface of the quartz glass tube 20 b is in close contact with the inner peripheral surface of the photocatalyst 19 and the tip of the quartz glass tube 20 b does not protrude from the photocatalyst 19.
  • the cap portion 20c and the power supply line 20d of the ultraviolet lamp 20 are exposed outside the tank lid 14b.
  • a water level detector 24 is provided at the upper part of the tank body 14a on the water outlet 17 side.
  • the water level detector 24 has, for example, a pair of electrodes 24a provided in the tank body 14a.
  • the water level detector 24 detects the water level inside the tank 14 by immersing the electrode 24a in the water of the tank body 14a and conducting between the pair of electrodes 24a. In this case, the water level detector 24 functions as a water level detection means.
  • the washing machine turns on the ultraviolet lamp 20 based on the water level detected by the water level detector 24.
  • the other outlet 16 b of the switching valve 16 is connected to the other inlet 18 b of the check valve 18 via the bypass hose 25. Further, the outlet 18c of the check valve 18 is connected to the water inlet 12a of the bath water pump 12 via a connection hose 26 as shown in FIG.
  • the discharge port 12 b of the bath water pump 12 is connected to the bath water inlet 13 a of the water injection case 13 via the connection hose 27.
  • the water injection case 13 has a tap water inlet (not shown) in addition to the bath water inlet 13a.
  • An outlet of a water supply valve (not shown) connected to the water supply hose connection port 7 in the back panel 6 is connected to the tap water inlet. Connected.
  • the water injection case 13 has a detergent placing part and a soft finishing agent placing part inside, and the detergent placed in the detergent placing part or the soft finishing agent placed in the soft finishing agent placing part. Can be drained selectively with tap water or bath water.
  • the outlet of the water injection case 13 is provided facing the inside of a washing tub (not shown) arranged in the outer box 1 in a vertical axis.
  • the bath water is mainly supplied to the inside of the washing tub through the path of the bath water hose 9, the tank 14 of the water purifier 11, the connection hose 26, the bath water pump 12, the connection hose 27, and the water injection case 13. .
  • the bath water hose 9, the connection hose 26, the connection hose 27, and the water injection case 13 function as a water supply path that connects the inside and the outside of the washing tub, in this case, the bath water supply path.
  • the bath water pump 12 and the water purifier 11 are provided in the water supply path, ie, the bath water supply path.
  • the bath water pump 12 functions as a water supply pump that supplies water stored outside the washing tub to the inside of the washing tub through the water supply path, that is, the bath water supply path.
  • the bath water sucked into the tank 14 by the bath water pump 12 passes through the photocatalyst 19 while raising the water level in the tank 14.
  • the water level detector 24 detects that the water level in the tank 14 has reached the electrode 24a of the water level detector 24.
  • the ultraviolet lamp 20 is turned on based on the detection of the water level by the water level detector 24.
  • the ultraviolet light emitted from the lit ultraviolet lamp 20 directly acts on the bath water passing through the photocatalyst 19 and the germs contained in the bath water, and the sterilization operation is performed.
  • the ultraviolet light irradiated from the ultraviolet lamp 20 also reaches the photocatalyst 19, and the photocatalyst 19 is excited by the energy.
  • OH radicals having a strong oxidizing power are generated from the photocatalyst 19, and various bacteria and organic substances contained in the bath water are oxidatively decomposed by the OH radicals.
  • the water outlet 17 of the water purifier 11 is provided in the upper part of the water purifier, bath water passes through the tank 14 while filling the tank 14.
  • the bath water pump 12 is operated in a state in which the switching valve 16 is switched to the state in which the other outlet 16b, that is, the bypass hose 25 side is opened with respect to the inlet 16c, the bath water hose 9 is sucked from the bathtub.
  • Bath water is supplied to the inside of the washing tub through the bypass hose 25, the check valve 18, the connection hose 26, the bath water pump 12, the connection hose 27, and the water injection case 13 in this order without passing through the water purifier 11. Is done.
  • the mode of use is a mode in which the bath water is purified at the time of washing with the detergent washing and the rinsing, for example, the bath water is purified both at the time of the detergent washing and the rinse washing, and the bath water is purified at the time of washing the detergent.
  • This is a mode in which bath water is purified and used only during rinsing.
  • Such usage modes can be switched and executed, and the operation can be performed on the operation panel 4.
  • the bath water supplied to the inside of the washing tub through the bath water supply channel passes through the bath water supply channel, and is supplied from the water purifier 11 provided in the bath water supply channel. It is purified by the photocatalyst 19 and the ultraviolet lamp 20.
  • the photocatalyst 19 is formed long along the flow direction of the water flowing in the tank 14 of the water purifier 11. Therefore, the water purifier 11 can ensure a large contact length of the bath water with the photocatalyst 19, and as a result, the action of purifying the bath water by the photocatalyst 19 can be made higher.
  • the ultraviolet lamp 20 can be lengthened according to the length of the photocatalyst 19.
  • the irradiation length of the ultraviolet light with respect to the bath water that is, the irradiation range can be ensured to be large, and as a result, the bath water purification action by the ultraviolet lamp 20 can be enhanced.
  • the water purifier 11 can sufficiently purify the bath water, and as a result, effectively suppresses the generation of unpleasant odor and the cleanliness of the laundry washed with the bath water. be able to.
  • the water purifier 11 is configured in a horizontally long shape and is disposed inside the top cover 2. Due to the compact design of the washing machine, the top cover 2 is restricted in height, and the height is also restricted inside. On the other hand, the water purification apparatus 11 installed in the inside of the top cover 2 with restrictions in height can be lengthened by making the water purification apparatus 11 into a horizontally long shape. As a result, the purification effect of the bath water can be obtained higher, and the bath water can be sufficiently purified.
  • the water outlet 17 is provided in the upper part of the water purifier 11.
  • the water purifier 11 cleans the passing bath water by irradiation of the ultraviolet light from the ultraviolet lamp 20, that is, the water passing through the water purifying device 11, and the passing bath water by contact with the photocatalyst 19 without waste. be able to. Thereby, bath water can be purified efficiently.
  • the water purifier 11 has the water level detector 24 as water level detecting means for detecting the water level at the upper part of the water purifier 11.
  • the ultraviolet lamp 20 is turned on based on detection of the water level by the water level detector 24. Thereby, the ultraviolet lamp 20 can be turned on at the position where the water level in the tank 14 reaches the upper part of the water purifier 11. Therefore, it is possible to avoid lighting the ultraviolet lamp 20 at a lower water level than the electrode 24a of the water level detector 24. As a result, the ultraviolet lamp 20 can be turned on in a lean state, and as a result, the bath water can be purified more efficiently.
  • FIG. 5 shows the second embodiment
  • FIG. 6 shows the third embodiment.
  • the same reference numerals are given to the same parts as those in the first embodiment, respectively. Is omitted and only different parts are described.
  • the density on the inner peripheral side 19a on the ultraviolet lamp 20 side is equal to the density on the outer peripheral side 19b on the opposite side to the anti-ultraviolet lamp 20 side, that is, the ultraviolet lamp 20 side. It is lower. Thereby, the ultraviolet light irradiated from the ultraviolet lamp 20 easily reaches the outer peripheral side 19 b of the photocatalyst 19.
  • the sterilizing effect on the bath water passing through the photocatalyst 19 can be reliably exerted from the inner peripheral side 19a to the outer peripheral side 19b, and the above-mentioned OH radical generating effect on the photocatalyst 19 is also reliably obtained from the inner peripheral side 19a to the outer peripheral side 19b.
  • the inner peripheral side 19a of the photocatalyst 19 can easily pass bath water and contact with the photocatalyst 19, but can easily be exposed to the ultraviolet light of the ultraviolet lamp 20, so that a sufficient sterilizing effect can be obtained. Can do.
  • the photocatalyst 19 is divided into two parts according to the density at the inner peripheral side 19a and the outer peripheral side 19b. Instead, from the inner peripheral side 19a, particularly from the innermost peripheral part, to the outer peripheral side 19b, particularly outermost peripheral part.
  • the density may be gradually increased.
  • the photocatalyst 19 a plurality of unit photocatalyst divided so as to separate the flow direction of water is made of, for example in groups of four photocatalyst 19 1 to 19 4. Then, during each unit photocatalyst 19 1 to 19 4 are respectively water passage hole 31 is formed partition plates 30 1 to 30 3 are provided. The partition plates 30 1 to 30 3 are disposed so that the positions of the water passage holes 31 of the adjacent partition plates 30 1 to 30 3 do not overlap each other in the direction of water flow.
  • bath water the first partition plate 30 1 from water passing holes 31 to sequentially reach the next water passage holes 31, each unit photocatalyst 19 2-19 4 through the unit optical catalyst 19 1 Flows not only in the axial direction but also in the radial and circumferential directions.
  • the bath water increasing the contact between the unit photocatalyst 19 2-19 4.
  • the flow of the bath water may be complicated, and a stirring action of the bath water is generated, and the contact of the ultraviolet lamp 20 with the ultraviolet light is increased.
  • a more effective and efficient water purification effect can be obtained.
  • the washing machine described above is not limited to the above embodiment.
  • the washing machine is not limited to a vertical washing machine having a vertical washing tub, and may be a drum-type washing machine having a drum that is a horizontal or oblique washing tub.
  • the upper part of the washing machine corresponds to the top cover.
  • the water stored outside for using as washing water is not restricted to the bath water stored by the bathtub.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physical Water Treatments (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
  • Catalysts (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)

Abstract

Un mode de réalisation de l'invention porte sur une machine à laver, qui comporte une trajectoire d'alimentation en eau (9) qui relie l'intérieur et l'extérieur du bac de machine à laver, une pompe d'alimentation en eau (12) qui délivre de l'eau stockée à l'extérieur dudit bac de machine à laver vers l'intérieur dudit bac de machine à laver par l'intermédiaire de ladite trajectoire d'alimentation en eau (9), et un dispositif de purification d'eau (11) disposé dans ladite trajectoire d'alimentation en eau (9). Ledit dispositif de purification d'eau (11) comprend un photo-catalyseur (19) disposé le long de la direction d'écoulement d'eau dans la trajectoire d'alimentation en eau (9), et à travers lequel passe l'eau, et une lampe à ultraviolets (20) qui rayonne une lumière ultraviolette sur ledit photo-catalyseur (19) et l'eau traversant ledit photo-catalyseur (19).
PCT/JP2012/054249 2011-04-12 2012-02-22 Machine à laver WO2012140956A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201280017722.7A CN103459706B (zh) 2011-04-12 2012-02-22 洗衣机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-088172 2011-04-12
JP2011088172A JP6143412B2 (ja) 2011-04-12 2011-04-12 洗濯機

Publications (1)

Publication Number Publication Date
WO2012140956A1 true WO2012140956A1 (fr) 2012-10-18

Family

ID=47009138

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2012/054249 WO2012140956A1 (fr) 2011-04-12 2012-02-22 Machine à laver

Country Status (3)

Country Link
JP (1) JP6143412B2 (fr)
CN (1) CN103459706B (fr)
WO (1) WO2012140956A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020234227A1 (fr) * 2019-05-23 2020-11-26 BSH Hausgeräte GmbH Filtre à eau modifiable en combinaison avec une soupape de mélange pour le prétraitement de l'eau dans un appareil domestique et procédé de prétraitement d'eau

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6104683B2 (ja) * 2013-04-11 2017-03-29 東芝ライフスタイル株式会社 洗濯機
JP6200229B2 (ja) * 2013-07-19 2017-09-20 シャープ株式会社 洗濯機
JP2015116296A (ja) * 2013-12-18 2015-06-25 株式会社東芝 洗濯機
JP6279265B2 (ja) * 2013-09-13 2018-02-14 東芝ライフスタイル株式会社 洗濯機
JP6113621B2 (ja) * 2013-10-04 2017-04-12 東芝ライフスタイル株式会社 洗濯機
WO2015037538A1 (fr) * 2013-09-13 2015-03-19 株式会社 東芝 Machine à laver
CN115180728B (zh) * 2022-07-13 2023-12-12 王金玲 一种可移动式净水洗衣太阳能一体机

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07195068A (ja) * 1993-11-24 1995-08-01 Nippondenso Co Ltd 浄水装置
JPH0947598A (ja) * 1995-05-31 1997-02-18 Sharp Corp 洗濯機
JP3113145U (ja) * 2005-05-30 2005-09-02 程詩 交差式導水濾過器
WO2008099718A1 (fr) * 2007-02-05 2008-08-21 Nippon Lithograph, Inc. Système de traitement de l'eau adapté pour réduire une tension de surface de l'eau

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001327961A (ja) * 2000-03-13 2001-11-27 Akira Fujishima 光触媒を用いた水処理装置
JP2004228501A (ja) * 2003-01-27 2004-08-12 Seiko Epson Corp 物品の洗浄方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07195068A (ja) * 1993-11-24 1995-08-01 Nippondenso Co Ltd 浄水装置
JPH0947598A (ja) * 1995-05-31 1997-02-18 Sharp Corp 洗濯機
JP3113145U (ja) * 2005-05-30 2005-09-02 程詩 交差式導水濾過器
WO2008099718A1 (fr) * 2007-02-05 2008-08-21 Nippon Lithograph, Inc. Système de traitement de l'eau adapté pour réduire une tension de surface de l'eau

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020234227A1 (fr) * 2019-05-23 2020-11-26 BSH Hausgeräte GmbH Filtre à eau modifiable en combinaison avec une soupape de mélange pour le prétraitement de l'eau dans un appareil domestique et procédé de prétraitement d'eau
US11485647B2 (en) 2019-05-23 2022-11-01 Bsh Home Appliances Corporation Changeable water filter in combination with a mixing valve for pretreatment of water in a home appliance and method of pretreating water

Also Published As

Publication number Publication date
JP2012217709A (ja) 2012-11-12
CN103459706A (zh) 2013-12-18
CN103459706B (zh) 2016-05-11
JP6143412B2 (ja) 2017-06-07

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