CN1683883A - Water purifier of refrigerator and refrigerator with said device - Google Patents
Water purifier of refrigerator and refrigerator with said device Download PDFInfo
- Publication number
- CN1683883A CN1683883A CNA2004100188939A CN200410018893A CN1683883A CN 1683883 A CN1683883 A CN 1683883A CN A2004100188939 A CNA2004100188939 A CN A2004100188939A CN 200410018893 A CN200410018893 A CN 200410018893A CN 1683883 A CN1683883 A CN 1683883A
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- strainer
- water
- filter
- shell
- refrigerator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/121—General constructional features not provided for in other groups of this subclass the refrigerator is characterised by a water filter for the water/ice dispenser
Abstract
The water purifier for refrigerator includes detachable filter assembly set on one side inside the cold storage chamber of refrigerator. The filter assembly consists of the first filter and the second filter, and the water from the first filter further filtered in the second filter. The first filter is set inside the first casing with water inlet and filtered water outlet and includes two filtering parts; and the second filter is set inside the second filter casing and has filtering part, water inlet for the water filtered in the first filter and purified water outlet. The water purifier of the present invention can eliminate lime water and other foreign matter from water so as to raise the quality of tap water to the standard of drinking water.
Description
Technical field
What the present invention relates to is refrigerator invention, and water filtration particularly becomes the refrigerator purifier of drinkable degree and the refrigerator with this device.
Background technology
As shown in Figure 1, conventional art refrigerator feedwater structure is: be cleaned after the water of the first-class water-supply source Ws supply of the fire hose flows to purifier 12 by pipeline Pa.Water after the purification flows to valve 14 by pipeline Pb.Valve 14 is located in the mechanical(superphosphate)den of bottom, the refrigerator back side usually.Valve 14 can be supplied to the water of pipeline Pb supply the both sides of ice maker and divider 20.The purifier that is provided with between pipeline Pa, the Pb is located at the back side of refrigerator main body.
One side of above-mentioned valve 14 supplies water to ice maker 22 by pipeline Pc, and opposite side supplies water to water tank by pipeline Pd.Depositing a certain amount of water in the above-mentioned water tank, these water are supplied to divider 20 by pipeline Pe always.
Above-mentioned divider 20 is located at the front of door 18 (such as refrigerator door).Can under 18 the situation of not opening the door, take out water in the above-mentioned refrigerator water tank 16 by the divider user.
In the above-mentioned traditional structure, refrigerator inside water supply path pipeline Pa, Pb are provided with purifier 12.When the current of water-supply source advance refrigerator inside, be cleaned by purifier 12.But traditional purifier 12 is because of being located at the rear of refrigerator main body, give equipment alternately and repairing bring inconvenience.Under refrigerator large scale development trend, it is more obvious that purifier 12 is changed the difficulty of repairing recently.
In addition, concerning the strainer of traditional purifier, water is purified fully have difficulties.Such as being difficult to filter the calcium carbonate composition that contains in the tap water.Therefore, in fact be difficult to provide drinkable pure water.Though the tap water by the water pipe supply is different by the area, the water pipe inner face is certain to produce scale because of containing the calcium carbonate composition.If can not filter above-mentioned calcium carbonate composition fully, then can not reach standard for drinking.To adopting the refrigerator of above-mentioned traditional purifier, the water that provides by divider is the water that does not filter out the calcium carbonate composition.Therefore, drinking such water can influence healthy.
Because traditional purifier is the calcium carbonate composition in the filtered water fully, might produce scale on the inner-walls of duct of refrigerator inside, this scale might cause a lot of problems, such as, after sale service increases, the corrosion probability increase of each parts of refrigerator inside etc.Will come off after above-mentioned scale deposits to a certain degree, enter in tap water or the ice cube.Therefore it is discontented to cause the user that these goods are produced.In addition, the scale that produces at pipe interior also can reduce the heat-conductive characteristic of equipment, causes waste of electric energy.
In a word, there are a lot of disadvantages in traditional refrigerator purifier because of removing the calcium carbonate composition that produces scale.
Summary of the invention
Order of the present invention is to overcome the deficiency of above-mentioned technology, and a kind of water that can purify the water pipe supply fully is provided, and the calcium carbonate in fully purifying waste water becomes to be divided into the pure water that can drink; Another purpose is after strainer uses certain hour, can change easily and repair; Also a purpose is to change by the replacement cycle ground of each strainer; Allow the water that flows through a plurality of strainers flow smooth more refrigerator purifier and refrigerator with this device
The present invention solves the problems of the technologies described above the technical scheme that is adopted:
A kind of refrigerator purifier, this device comprises that the water that is located at refrigerator cold-storage chamber interior one side water-supply source is provided in mode removably carries out filtering filter set zoarium, this filter set zoarium is made up of the 1st strainer, the 2nd strainer, and the inlet that advances the 2nd strainer from the current of the 1st filter outlet outflow filter filters once more; The 1st strainer is located at the 1st enclosure, and the 1st filter house that is made of polyphosphate and the 2nd filter house that is made of gac are housed in the 1st shell, and influx and water that the 1st shell possesses outside water inflow are cleaned the effusive spout in back; The 2nd strainer is located at the inside of the 2nd shell, is equipped with by ion exchange resin in the 2nd shell to constitute filter house, and influx and water that the 2nd shell possesses the water inflow after the 1st strainer filters are cleaned the effusive spout in back.
A kind of refrigerator with purifier, this structure mainly include the water conservancy diversion path of the water of water-supply source water conservancy diversion in refrigerator; Water to the supply of water conservancy diversion path carries out filtering strainer; Divider and ice maker that the filtering current of process filter advance, this filtering strainer is one and is located at the filtering filter set zoarium of refrigerator cold-storage chamber interior one side in mode removably, this filter set zoarium is made up of the 1st strainer, the 2nd strainer, and the inlet that advances the 2nd strainer from the current of the 1st filter outlet outflow filter filters once more; The 1st strainer is located at the 1st enclosure, and the 1st filter house that is made of polyphosphate and the 2nd filter house that is made of gac are housed in the 1st shell, and influx and water that the 1st shell possesses outside water inflow are cleaned the effusive spout in back; The 2nd strainer is located at the inside of the 2nd shell, is equipped with by ion exchange resin in the 2nd shell to constitute filter house, and influx and water that the 2nd shell possesses the water inflow after the 1st strainer filters are cleaned the effusive spout in back.
The invention has the beneficial effects as follows: purifier provided by the invention, the calcium carbonate in the filtering water prevents that scale from generating, and also can pass through other foreign matter of gac filtering simultaneously fully.This water purification operation can be brought up to the purity of tap water the standard of tap water.
In addition, purifier provided by the invention is located at the inside of refrigerating chamber storage space, can allow the user change in time like a cork by the duration of service of each filter part.
Owing to respectively the 1st strainer and the 2nd strainer are set, can suitably change or repair above-mentioned strainer by the work-ing life of each strainer.Can also adjust a certain strainer by different species in the water and ratio, improve filtration efficiency.
Description of drawings
Fig. 1 is the structural representation of conventional refrigerator feeding apparatus;
Fig. 2 is a purifier structural representation provided by the invention;
Fig. 3 is the fit sectional view of the 1st embodiment filter set provided by the invention.
Embodiment
The invention provides a kind of refrigerator purifier, it is characterized in that this device comprises that the water that is located at refrigerator cold-storage chamber interior one side water-supply source Ws is provided in mode removably carries out filtering filter set zoarium 100, this filter set zoarium 100 is made up of the 1st strainer the 120, the 2nd strainer 140, and the inlet that advances the 2nd strainer 140 from the current of the 1st strainer 120 outlet outflow filters filters once more; The 1st strainer 120 is located at the 1st shell 110 inside, the 1st filter house 122 that is made of polyphosphate is housed in the 1st shell and possesses influx 112 and the water that outside water flows into and be cleaned the effusive spout 114 in back by the 2nd filter house 124, the 1 shells 110 that gac constitutes; The 2nd strainer 140 is located at the inside of the 2nd shell 110a, influx 112a and the water that the water after being constituted filter house 144, the 2 shells and possessed the 1st strainer and filter by ion exchange resin flows into is housed in the 2nd shell is cleaned the effusive spout 114a in back.
Described the 1st strainer 120 and the 2nd strainer 140 also possess the preparation strainer, and the preparation strainer is made by the non-woven fabrics that possesses a certain size mesh.
The mesh of the 1st strainer 120 preparation strainers is littler than the mesh of the 2nd strainer 140 preparation strainers.
Described influx 112,112a and spout 114,114a are formed on the same side of shell 110,110a.
Described shell 110,110a have drum, and spout 114,114a are formed on a side centre of cylindrical housing, and influx 112,112a form along the periphery of spout 114,114a.
Described each filter house 122,124,144 is by the cylindric inside that is installed in shell 110,110a; Center channel 115,115a are formed on the centre of shell by length direction, and center channel 115,115a one end are communicated with spout 114,114a, and its other end then is positioned at the inboard of each filter part; After the water outside-in that flows into by influx 112,112a sees through filter house 122,124,144, flow to spout by center channel 115,115a.
A kind of refrigerator with purifier, this structure mainly include the water conservancy diversion path of the water of water-supply source water conservancy diversion in refrigerator; Water to the supply of water conservancy diversion path carries out filtering strainer; Divider and ice maker that the filtering current of process filter advance, this filtering strainer is one and is located at the filtering filter set zoarium 100 of refrigerator cold-storage chamber interior one side in mode removably, this filter set zoarium 100 is made up of the 1st strainer the 120, the 2nd strainer 140, and the inlet that advances the 2nd strainer 140 from the current of the 1st strainer 120 outlet outflow filters filters once more; The 1st strainer 120 is located at the 1st shell 110 inside, the 1st filter house 122 that is made of polyphosphate is housed in the 1st shell and possesses influx 112 and the water that outside water flows into and be cleaned the effusive spout 114 in back by the 2nd filter house 124, the 1 shells 110 that gac constitutes; The 2nd strainer 140 is located at the inside of the 2nd shell 110a, influx 112a and the water that the water after being constituted filter house 144, the 2 shells and possessed the 1st strainer and filter by ion exchange resin flows into is housed in the 2nd shell is cleaned the effusive spout 114a in back.
Accompanying drawing major parts remarks
100: filter set zoarium 110: shell
112: influx 114: spout
140: the 2 strainers of 120: the 1 strainers
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail:
With reference to Fig. 2 feeding apparatus of the present invention are described.As shown in the figure, refrigerator provided by the invention has filter set zoarium 100, divider D and ice maker I.Carry divider D and ice maker I respectively after the water filtration of filter set zoarium 100 with the first-class water-supply source Ws supply of the fire hose.
Identical with existing conventional art is above-mentioned divider D and ice maker I is the water that utilizes after the filtration that filter set zoarium 100 provides, and carries out ice making or outside supplying pure water.This divider D and ice maker I can use original brand, also can use other various brands.
Below, the embodiment of above-mentioned the 1st strainer 120 and the 2nd strainer 140 is elaborated: as shown in Figure 3, above-mentioned the 1st strainer 120 is made up of the 1st filter house 122 and the 2nd filter house 124.The 1st filter house 122 can remove the calcium carbonate composition in anhydrating, and prevents to generate scale.In the 2nd filter house 124 filtered water other foreign matter, can remove peculiar smell.
That is, the calcium ion in the water can produce scale when compositions such as magnesium ion are deposited on the pipeline.In order to prevent to produce above-mentioned scale, 120 specific filteration of the 1st strainer.Simultaneously, the 1st strainer 120 can also be used other foreign matters of activated carbon filtration.
Below above-mentioned the 1st filter house 122 is described in detail.The 1st filter house 122 is made of the emboliform polyphosphate with a certain size.When water passed through the interparticle space of polyphosphate, calcium ion in the water and magnesium ion will react with polyphosphate and make it to be condensed into calcium carbonate.
The 2nd filter part is a water-purifying filter, utilizes the foreign matter in the activated carbon filtration water that is widely used in the water purification field.Activated charcoal filter has a large amount in variety now.Such as, be main component with the gac, add the composition that specific foreign matter is had given efficacy, simultaneously certain foreign matter in the filtered water.Among the present invention,, can adopt the gac of any composition, form the strainer that possesses various compositions by the 2nd filter part that gac constitutes.
Each strainer 120,140 of middle filtrator molectron 100 of the present invention is located at the internal storage space of refrigerator, and such as the side, refrigerating chamber upper end or the back side, the user can change very like a cork.Therefore, behind the use certain hour, when filtration efficiency descends, after the user can open refrigerator door, change strainer like a cork.
When each strainer 120,140 is located at a side of refrigerator inside storage space, can form a lot of variation.Above-mentioned each strainer 120,140 preferably is located at a side of refrigerator inside storage space in mode removably.
Below the 2nd strainer 140 is described.The filter house 144 of above-mentioned the 2nd strainer 140 is made of ion exchange resin.Ion exchange resin can be caught calcium ion and the magnesium ion that produces scale, and certain applications are in equipment such as water softening devices.When water flows through the 2nd strainer 140 filter houses 144 that are made of ion exchange resin, can filter the calcium ion and the magnesium ion that are dissolved in the water.Not only can provide reliable tap water through this filtration once more, and make the various water supply components of refrigerator inside and pipe interior can not produce scale.
The 1st filter house 122 of the 1st strainer 120 and the filter house 144 of the 2nd strainer 140 all have identical functions.Calcium ion in the tap water and magnesium ion might generate scale in the pipeline of refrigerator inside and parts.The 1st filter house 122 utilizes polyphosphate to coat above-mentioned ion, prevents to generate scale.Filter house 144 utilizes ion exchange resin to filter above-mentioned ion, prevents to generate scale.
The reason that filter house 122,144 with identical function is installed in the 1st strainer 120 and the 2nd strainer 140 respectively is as follows.The comparative lifetime of comparing the strainer that polyphosphate forms with the strainer that ion exchange resin forms is longer.Therefore their exchange cycle is different separately.If two strainers are installed in the same filter housing, then can not stipulate the unified replacement cycle.In addition, the foreign matter amount that is comprised in the water of various places is also different, therefore is divided in above-mentioned filter housing 110, in the time of among the 110a, can change above-mentioned strainer more on time effectively.
In addition, the filtration capacity of each strainer also can be different with size during design.In this case, when above-mentioned strainer is installed respectively, can change by the life-span of strainer more easily.
Below, be elaborated with reference to the internal structure of accompanying drawing to each strainer 120,140.
Above-mentioned strainer 120,140 possesses shell 110,110a.Shell 110,110a possess influx 112,112a and spout 114,114a.In fact the shell 110 of a dual filter, 110a possesses structure much at one.Above-mentioned shell 110,110a has columnar structured being advisable.
The shell 110 of above-mentioned each strainer 120,140,110a are installed in a side of refrigerating chamber inside in mode removably.As shown in Figure 3, in order to be installed in refrigerating chamber inside in mode removably, the influx 112 of water inlet, 112a and purify after the effusive spout 114 of water, 114a is located on the same direction and is advisable.Among the embodiment of accompanying drawing, filter housing 110, the centre of 110a one side end forms spout 114, and 114a at spout 114, forms influx 112,112a around the 114a.Influx 112,112a and spout 114,114a concentrates on a side, and strainer is installed in refrigerating chamber when inner, can simplify its water supply path.
The present invention, the path of purifier is as follows.Water-supply source Ws at first flows through the 1st strainer 120 by the water of pipeline P1 supply, flows into the 2nd strainer 140 then.The water that is cleaned when flowing through above-mentioned the 1st strainer 120 and the 2nd strainer 140 flows to divider D and ice maker I by pipeline P2.
In the embodiment of accompanying drawing, the 1st filter house 122 of the 1st strainer 120 is communicated with influx 112, is located at the outer side of center channel 115.Flow into from influx 112, flow through the water behind the 1st filter house 122, flow to the 2nd filter house 124.Then, from the center of the 2nd filter house 124 with cylindrical shape, the end by center channel 115 flows to spout 114 and outwards flows out.
Above-mentioned the 2nd filter house 124 is supported between flange part 117 and the support portion 119.Flange part 117 is formed on the most inboard of center channel 115, and support portion 119 is formed on the most inboard of shell 110.The inside of above-mentioned the 2nd filter house 124 is communicated with center channel 115.Center channel 115 is formed on the centre of shell 110 along its length.The water that is cleaned when flowing through above-mentioned the 2nd filter house 124 flows out to spout 114 along center channel 115.
Below, the 2nd strainer 140 is described.
As shown in the figure, flow to the influx 112a of the 2nd strainer 140 by connecting path P from the spout 114 effusive water of above-mentioned the 1st strainer 120.Water after the 1st filter house 122 that is formed by polyphosphate in above-mentioned the 1st strainer and the 2nd filter house 124 that is formed by gac tentatively filter is cleaned when flowing through the 2nd strainer 140 inside, once more by the spout 114a outflow of the 2nd strainer 140.Water after above-mentioned 2 filtrations is supplied among divider D and the ice maker I.
Above-mentioned the 2nd strainer 140 possesses the filter house 144 that is formed by ion exchange resin.The function of the filter house 144 that is formed by ion exchange resin is identical with aforementioned content.In addition, the spout 114a of above-mentioned the 2nd strainer 140 is formed on the end of center channel 115a.The internal communication of center channel 115a and filter house 144.The water that is filtered during inboard seeing through from the lateral of filter house 144 flows to spout 114a from the inside center of above-mentioned filter house 144 by above-mentioned center channel 115a and outwards flows out.Except above mounting structure, the filter house 144 of above-mentioned the 2nd strainer 140 can also be installed by other mounting structural mode.Discharge by spout 114a after the water of above-mentioned influx 112a inflow flows through all strainers as long as allow.
In addition, above-mentioned the 1st strainer 120 and the 2nd strainer 140 also have the preparation strainer.The preparation strainer is made by water-filtering part, possesses a certain size mesh.The mesh of the 1st strainer preparation strainer is littler than the mesh of the 2nd strainer preparation strainer.
The present invention after the composition that utilizes 120 pairs of above-mentioned the 1st strainers to generate scale filters with other foreign matters, removes with 140 pairs of compositions that generate scale of the 2nd strainer more fully, and pure water is supplied among divider D and the ice maker I.
Refrigerator purifier technology contents provided by the invention not only is limited in the declared range to the various embodiments described above.Such as, under the situation that possesses the 1st strainer and the 2nd strainer, can also there be other variations in the circulation of water order.
In basic fundamental thought range of the present invention,, the user just can much change if possessing the ABC of the industry.Interest field of the present invention should make an explanation based on right request scope.
Claims (7)
1. refrigerator purifier, it is characterized in that this device comprises that the water that is located at refrigerator cold-storage chamber interior one side water-supply source (Ws) is provided in mode removably carries out filtering filter set zoarium (100), this filter set zoarium (100) is made up of the 1st strainer (120), the 2nd strainer (140), and the inlet that advances the 2nd strainer (140) from the current of the 1st strainer (120) outlet outflow filter filters once more; The 1st strainer (120) is located at the 1st shell (110) inside, the 1st filter house (122) that is made of polyphosphate and the 2nd filter house (124) that is made of gac are housed in the 1st shell, and influx (112) and water that the 1st shell (110) possesses outside water inflow are cleaned back effusive spout (114); The 2nd strainer (140) is located at the inside of the 2nd shell (110a), be equipped with in the 2nd shell by ion exchange resin and constitute filter house (144), the 2nd shell possesses influx (112a) and the water that the water after the 1st strainer filters flows into and is cleaned effusive spout (114a) afterwards.
2. according to the refrigerator purifier described in the claim 1, it is characterized in that described the 1st strainer (120) and the 2nd strainer (140) also possess the preparation strainer, the preparation strainer is made by the non-woven fabrics that possesses a certain size mesh.
3. according to the refrigerator purifier described in the claim 2, it is characterized in that the mesh of the 1st strainer (120) preparation strainer is littler than the mesh of the 2nd strainer (140) preparation strainer.
4. according to the refrigerator purifier described in any item of claim 1 to 3, it is characterized in that described influx (112), (112a) and spout (114), (114a) are formed on the same side of shell (110), (110a).
5. according to the refrigerator purifier described in any item of claim 1 to 3, it is characterized in that described shell (110), (110a) have drum, spout (114), (114a) are formed on the centre of a side of cylindrical housing, and influx (112), (112a) form along the periphery of spout (114), (114a).
6. according to the refrigerator purifier described in any item of claim 1 to 5, it is characterized in that described each filter house (122), (124), (144) are by the cylindric inside that is installed in shell (110), (110a); Center channel (115), (115a) are formed on the centre of shell by length direction, and center channel (115), (115a) end are communicated with spout (114), (114a), and its other end then is positioned at the inboard of each filter part; After the water outside-in that flows into by influx (112), (112a) sees through filter house (122), (124), (144), flow to spout by center channel (115), (115a).
7. refrigerator with purifier, this structure mainly includes the water conservancy diversion path of the water of water-supply source water conservancy diversion in refrigerator; Water to the supply of water conservancy diversion path carries out filtering strainer; Divider and ice maker that the filtering current of process filter advance, it is characterized in that this filtering strainer is one and is located at the filtering filter set zoarium of refrigerator cold-storage chamber interior one side (100) in mode removably, this filter set zoarium (100) is made up of the 1st strainer (120), the 2nd strainer (140), and the inlet that advances the 2nd strainer (140) from the current of the 1st strainer (120) outlet outflow filter filters once more; The 1st strainer (120) is located at the 1st shell (110) inside, the 1st filter house (122) that is made of polyphosphate and the 2nd filter house (124) that is made of gac are housed in the 1st shell, and influx (112) and water that the 1st shell (110) possesses outside water inflow are cleaned back effusive spout (114); The 2nd strainer (140) is located at the inside of the 2nd shell (110a), be equipped with in the 2nd shell by ion exchange resin and constitute filter house (144), the 2nd shell possesses influx (112a) and the water that the water after the 1st strainer filters flows into and is cleaned effusive spout (114a) afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100188939A CN1683883A (en) | 2004-04-12 | 2004-04-12 | Water purifier of refrigerator and refrigerator with said device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100188939A CN1683883A (en) | 2004-04-12 | 2004-04-12 | Water purifier of refrigerator and refrigerator with said device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1683883A true CN1683883A (en) | 2005-10-19 |
Family
ID=35263311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004100188939A Pending CN1683883A (en) | 2004-04-12 | 2004-04-12 | Water purifier of refrigerator and refrigerator with said device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1683883A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737492A (en) * | 2014-02-11 | 2016-07-06 | Lg电子株式会社 | Refrigerator |
| USD987772S1 (en) | 2020-07-02 | 2023-05-30 | Qingdao Ecopure Filter Co., Ltd. | Water filter |
| USD1016970S1 (en) | 2021-09-03 | 2024-03-05 | Qingdao Ecopure Filter Co., Ltd | Water filter |
| USD1019884S1 (en) | 2021-08-03 | 2024-03-26 | Qingdao Ecopure Filter Co., Ltd. | Water filter |
-
2004
- 2004-04-12 CN CNA2004100188939A patent/CN1683883A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737492A (en) * | 2014-02-11 | 2016-07-06 | Lg电子株式会社 | Refrigerator |
| US10168094B2 (en) | 2014-02-11 | 2019-01-01 | Lg Electronics Inc. | Refrigerator |
| CN105737492B (en) * | 2014-02-11 | 2019-12-31 | Lg电子株式会社 | Refrigerator with a door |
| USD987772S1 (en) | 2020-07-02 | 2023-05-30 | Qingdao Ecopure Filter Co., Ltd. | Water filter |
| USD1019884S1 (en) | 2021-08-03 | 2024-03-26 | Qingdao Ecopure Filter Co., Ltd. | Water filter |
| USD1016970S1 (en) | 2021-09-03 | 2024-03-05 | Qingdao Ecopure Filter Co., Ltd | Water filter |
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Owner name: TAIZHOU LG ELECTRONICS FREEZER CO., LTD. Free format text: FORMER OWNER: LG ELECTRONICS ( TIANJIN ) ELECTRICAL APPLIANCES CO., LTD. Effective date: 20091113 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20091113 Address after: 2, Yingbin Road, Taizhou economic and Technological Development Zone, Jiangsu, Taizhou Province, China: 225300 Applicant after: Taizhou LG Electronics Refrigerator Co., Ltd. Address before: Beichen District, Tianjin Xing Dian Highway Code: 300402 Applicant before: LG Electronic (Tianjin) Electrical Appliance Co., Ltd. |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |