CN1862174A - Refrigerator hinge device - Google Patents
Refrigerator hinge device Download PDFInfo
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- CN1862174A CN1862174A CN 200510013462 CN200510013462A CN1862174A CN 1862174 A CN1862174 A CN 1862174A CN 200510013462 CN200510013462 CN 200510013462 CN 200510013462 A CN200510013462 A CN 200510013462A CN 1862174 A CN1862174 A CN 1862174A
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Abstract
The present invention relates to a hinge device for refrigerator. It includes the following several portions: hinge self-body, it is fixed on the refrigerator self-body, on its top surface a screw hole is formed; hinged axle, on its upper surface a height regulation portion and an assembling portion are formed, the height regulation portion is assembled into the screw hole of the hinge self-body by means of screw threads, and its height can be regulated, and the assembling portions is formed over the height regulation portion, and can be inserted into hinged groove on the refrigerator door; and turning-resisting structure, it is fastened between hinge self-body and hinged axle so as to produce fixing action.
Description
Technical field
The present invention relates to a kind of hinge means of refrigerator.
Background technology
In general, refrigerator is worked in the following manner, promptly can be along condenser, expansion structure and evaporimeter circulation through the cold-producing medium of compressor compresses, in above-mentioned evaporimeter, cold-producing medium can evaporate, and absorbs the heat of surrounding air in evaporation, thereby air themperature is reduced; When said process carried out repeatedly, the blowing fan that is installed in the refrigerating chamber and/or the refrigerating chamber back side can drive, thereby cold air is carried to refrigerating chamber and refrigerating chamber.
So, refrigerator just can utilize cold air that food is kept in the refrigerating chamber with freezing mode, is kept in the refrigerating chamber in the low temperature mode, thereby prevents food spoilage, makes food keep fresh, and therefore, refrigerator can be preserved multiple food for a long time.
Aforesaid refrigerator is different according to refrigerating chamber and refrigerating chamber position, is divided into number of different types.Generally, extensive use has following two types at home, a kind of be refrigerating chamber last, refrigerating chamber under freezing on put two-door (top mount) refrigerator; A kind of be refrigerating chamber and refrigerating chamber install side by side split (side byside) refrigerator.But recently abroad, but a kind of refrigerating chamber is installed in the top, refrigerating chamber has obtained using widely with the refrigerator that the drawer form of push-and-pull is installed in the below.
As shown in Figure 1 and Figure 2, in the current refrigerator, refrigerating chamber is installed in the top, but refrigerating chamber is installed in the below with the form of the drawer of push-and-pull, below the concrete structure of this refrigerator of narration.As shown in Figure 1, the inside of the refrigerating chamber body 2a of open at its front has formed two refrigerating chamber R that are arranged side by side, the refrigerating-chamber door 2b of a pair of switch but the front of this refrigerating chamber body 2a is being connected through the hinge.The below of this refrigerating chamber body 2a forms the refrigerating chamber body 4a of one with it and open at its front, but the drawer 4b of push-and-pull is equipped with in the inside of refrigerating chamber body 4a.
The upper and lower end of above-mentioned refrigerating-chamber door 2b respectively by upper and lower part hinge means 6,8 be installed in refrigerating chamber body 2a the front and can switch.Specifically, the side upper and lower end of above-mentioned refrigerating-chamber door 2b forms recessed hinge H respectively, between the front of each recessed hinge H and this refrigerating chamber body 2a upper and lower part hinge means 6,8 is housed respectively.
Need utilize underneath hinges device 8 to support refrigerating-chamber door 2b during installation earlier, and then utilize upper hinge device 6 that refrigerating-chamber door 2b is installed to accurately on the position.
It is not shown in the figures to form outstanding hinge axis on the above-mentioned upper hinge device 6 downwards, and this hinge axis can be inserted in the recessed hinge H that forms in the upper end of refrigerating-chamber door 2b.On the other hand, form the hinge axis 8b that projects upwards on the above-mentioned underneath hinges device 8, this hinge axis 8b can be inserted in the recessed hinge (not shown) that forms in the lower end of refrigerating-chamber door 2b.This underneath hinges device 8 can support refrigerating-chamber door 2b.
Narrate the structure of underneath hinges device 8 below with reference to Fig. 2.As shown in Figure 2, hinge bodies 8a forms with metallic plate plate bending, and the lower end of hinge bodies 8a vertically is installed in the lower front face of refrigerating chamber body 2a and fixes with screw during installation, and the upper end level of this hinge bodies 8a is outstanding forward.In addition, above-mentioned hinge bodies 8a above be installed with the hinge axis 8b that projects upwards.
Specifically, the top formation riveted holes (caulking hole) of above-mentioned hinge bodies 8a, when hinge axis 8b is installed, earlier this hinge axis 8b is inserted from the top of riveted holes, hinge axis 8b is projected upwards, in this state processing is riveted in the lower end of hinge axis 8b then, thereby realize connecting.
But for the hinge means of aforesaid refrigerator, owing to this hinge axis 8b is installed on the above-mentioned hinge bodies 8a by riveted joint, so this hinge axis 8b can't move up and down.In this case,, above-mentioned refrigerating-chamber door 2b is installed to after the front of refrigerating chamber body 2a, on above-below direction, stagger, thereby the cold air that causes refrigerating chamber inside is to external leakage with refrigerating chamber body 2a if error occurs in design or the assembling.
In order to address this problem, can adopt the hinge means of another refrigerator.In this hinge means, the certain screw hole of top formation of above-mentioned hinge bodies, simultaneously in the screw hole that can be assembled into hinge bodies, the outer surface of the lower end of this hinge axis forms screw thread, therefore this hinge axis can be assembled on the hinge bodies, and highly can regulate.
But, hinge means for aforesaid refrigerator, when the assembling hinge axis, just merely its lower end is assembled on the hinge bodies with thread by rotating this hinge axis, therefore when above-mentioned refrigerating-chamber door rotates because of switch, have between the lower end that certain revolving force acts on the screw hole of this hinge bodies and hinge axis, thereby make some coping screw of lower end of above-mentioned hinge axis release and in the screw hole of above-mentioned hinge bodies, spin off.Like this, the switch motion reliability of refrigerating-chamber door is reduced, can make the cold air of refrigerating chamber inside simultaneously to external leakage.
Summary of the invention
In order to overcome the above-mentioned shortcoming that the current refrigerator hinge means exists, the invention provides a kind of hinge means of refrigerator, the installation site of refrigerator doors can be regulated on above-below direction, and each building block can be fixed mutually securely, thereby refrigerator doors can be installed on the accurate position of refrigerator body.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of hinge means of refrigerator is characterized in that: comprise hinge bodies, it is fixed on the refrigerator body, its top formation screw hole; Hinge axis, its top formation height adjusting portion and assembled portion, above-mentioned height adjusting portion is assembled in the screw hole of above-mentioned hinge bodies and adjustable height with thread, assembled portion then forms above above-mentioned height adjusting portion, can be inserted in the recessed hinge on the refrigerator doors; Preventing the structure of rotating, is to be stuck between above-mentioned hinge bodies and the hinge axis, plays fixation, thereby the height adjusting portion of above-mentioned hinge axis can not rotated with respect to the screw hole of above-mentioned hinge bodies.
The hinge means of aforesaid refrigerator, prevent that wherein the structure of rotating from comprising at least more than one the groove that prevents to rotate usefulness, they along the circumferential direction form in the outer lower portion of screw portion, and above-mentioned screw portion forms along the radial direction extend outwards between above-mentioned height adjusting portion and assembled portion; Mounting groove is provided in a side of on the above-mentioned hinge bodies, is positioned at the below of groove that prevents to rotate usefulness of above-mentioned screw portion; Stop component, be stuck in above-mentioned screw portion prevent rotate between the groove and above-mentioned mounting groove of usefulness.
The hinge means of aforesaid refrigerator, wherein the lower end of stop component is subjected to being installed in vertically the resiliency supported of the coil compression springs in the above-mentioned mounting groove, one side of its upper end forms the support slot that is used for inserting support bar, and this support bar can apply certain power downwards after inserting.
The hinge means of aforesaid refrigerator, wherein the lower end of stop component is bigger than the upper end, under the situation of restoring in above-mentioned coil compression springs, also the lower end of above-mentioned stop component can be blocked, and the upper part of above-mentioned mounting groove forms hierarchic structure.
The hinge means of aforesaid refrigerator, wherein mounting groove comprises the installing hole that forms on the above-mentioned hinge bodies, this mounting hole site is in the below of groove that prevents to rotate usefulness of above-mentioned screw portion; The following of above-mentioned hinge bodies fixed another support component with screw, and this support component is blocked the below of above-mentioned installing hole.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the part decomposition side view of the mounting structure of the hinge means in the general refrigerator
Fig. 2 is the side view of the hinge means of existing refrigerator
Fig. 3 is the decomposition side view of the hinge means of refrigerator of the present invention
Fig. 4 is the side cross-sectional views of the hinge means of refrigerator of the present invention
The number in the figure explanation:
52: hinge bodies (hinge body) 52h: screw hole
54: hinge axis 54a: the height adjusting portion
54b: assembled portion 54c: screw portion
56a: the groove 56b that prevents to rotate usefulness: mounting groove
56c: stop component (stopper) 56c ': support slot
58: support component
The specific embodiment
The hinge means 50 of refrigerator of the present invention as shown in Figure 3 and Figure 4, refrigerating-chamber door 2b is connected through the hinge in the front of refrigerating chamber body 2a.That is to say, hinge bodies 52 is installed in the front of refrigerating chamber body 2a, the central authorities of this hinge bodies 52 form screw hole 52h, and an end of hinge axis 54 is assembled in the screw hole 52h with the screw hole ways of connecting, and the other end is inserted in the recessed hinge on the refrigerating-chamber door 2a.Be equipped with between above-mentioned hinge bodies 52 and the hinge axis 54 and prevent the structure of rotating, this prevents that the structure of rotating is stuck between hinge bodies 52 and the hinge axis 54, can play fixation, thereby hinge axis 54 can not rotated with respect to hinge bodies 52 again.
Label not shown in the figures is with reference to Fig. 1.
Above-mentioned hinge bodies 52 is to form for 90 ° with the metallic plate bending, promptly its lower end 52b vertically downward, its upper side 52a then keeps level, the central part of this upper side 52a forms the screw hole 52h with certain depth.
Certainly, want to form screw hole 52h with certain depth, a kind of method is that these hinge bodies 52 integral body are made with having certain thickness metallic plate, a kind of method is to form to have the projection (boss) of certain altitude on this hinge bodies 52, forms the screw hole with certain depth then on projection.
Above-mentioned hinge axis 54 integral body are cylindrical, the terminal 54b ' of this assembled portion is hexagon from its cross section, correspondingly, the part that being used in the recessed hinge on the above-mentioned refrigerating-chamber door 2b inserted above-mentioned assembled portion 54b also is hexagon from its cross section, even the hinge axis 54 that therefore is inserted in the recessed hinge on the refrigerating-chamber door 2b rotates, but because the terminal 54b ' of above-mentioned assembled portion and the mutual interlock of recessed hinge on the refrigerating-chamber door 2b, so they can rotate simultaneously.
Form between the height adjusting portion 54a of above-mentioned hinge axis 54 and the assembled portion 54b and be used for separating their 54c of screw portion, the 54c of this screw portion forms along the radial direction extend outwards.If the height adjusting portion 54a on the above-mentioned hinge axis is fully assembled in the screw hole 52h of this hinge bodies, the so above-mentioned screw 54c of portion will be stuck in the top of the screw hole 52h of hinge bodies, thereby makes above-mentioned height adjusting portion 54a can't continue to be screwed in the screw hole 52h of hinge bodies.
The above-mentioned structure that prevents to rotate usefulness is by forming with the lower part, and promptly several prevent to rotate the groove 56a of usefulness, and they along the circumferential direction form in the outer lower portion of the 54c of screw portion, and at a distance of certain intervals; A mounting groove 56b is formed on the hinge bodies 52, is positioned at the below of groove 56a that prevents to rotate usefulness of screw portion; Stop component 56c can be stuck in and prevents to rotate between the groove 56a and mounting groove 56b of usefulness.
Above-mentioned groove 56a that prevents to rotate usefulness and mounting groove 56b be towards the center of hinge axis 54 and be strip, and this mounting groove 56b is bigger than the groove 56a that prevents to rotate usefulness, and outside the position of this mounting groove 56b more relies on than the groove 56a that prevents to rotate usefulness.
Above-mentioned stop component 56c forms stepped, and promptly its upper end is littler than the lower end, and when so just can make its lower end be installed in the mounting groove 56b, its upper end is stuck in and prevents to rotate in the groove 56a of usefulness.The lower end of above-mentioned stop component 56c is subjected to being installed in vertically the resiliency supported of the coil compression springs 56d in the mounting groove 56b, and a side of its upper end forms the support slot 56h that is used for inserting the support bar (not shown), and this support bar can apply certain power downwards after inserting.
The height of above-mentioned brake component 56c needs higher than mounting groove 56b, this is in order to guarantee under above-mentioned brake component 56c and coil compression springs 56d are installed in state in the mounting groove 56b, even this coil compression springs 56d is compressed fully, the part of the upper end of this brake component 56c also still can be outstanding from the top of above-mentioned mounting groove 56b, thereby guarantee that other support bar can be inserted in the support slot 56c '.
In order to guarantee under stop component 56c and coil compression springs 56d are installed in state in the mounting groove 56b, even coil compression springs 56d restores, also the lower end of stop component 56c can be blocked so that it can not spin off in mounting groove 56b, the upper part of this mounting groove 56b is preferably formed as stepped.For this reason, above-mentioned mounting groove 56b has following structure, promptly form the installing hole (not shown) of stairstepping in the side of the screw hole 52h of above-mentioned hinge bodies, for the below of this installing hole is blocked, the below of this hinge bodies is with the fixing other support component 58 of screw.
During assembling, earlier stop component 56c and coil compression springs 56d are installed to from the below in the installing hole of above-mentioned hinge bodies, with other support component 58 below of the installing hole of this hinge bodies are blocked then and fixed with screw.So, above-mentioned stop component 56c will be compressed the resiliency supported of wind spring 56d, thereby the part of its upper end will be outstanding in the mounting groove 56b.
Certainly, aforesaid hinge means can be applied in the refrigerator doors that comprises refrigerating-chamber door and refrigerating chamber door and comprise the refrigerating chamber body and the refrigerator body of refrigerating chamber body between.
Narrate the present invention below and how to play effect with said structure.
At first, hinge bodies 52 is fixed on the front of refrigerating chamber body 2a with screw, then stop component 56c and coil compression springs 56d are assembled in the installing hole of this hinge bodies, and block the installing hole of this hinge bodies, thereby make stop component 56c be positioned at the mounting groove 56b of hinge bodies and be compressed the resiliency supported of wind spring 56d with support component 58.
Above-mentioned stop component 56c is inserted with under the state of other support bar in the support slot 56c ' of one side, can be depressed, thus the state that coil compression springs 56d is subdued in maintenance.
Next, hinge axis 54 is installed on the hinge bodies 52 highly can the regulating up and down of the hinge axis of installing like this 54.That is to say that the height adjusting portion 54a of this hinge axis is assembled in the screw hole 52h of hinge bodies with the thread ways of connecting, so it highly is adjustable.
At this moment, preventing in the above-mentioned screw portion rotated the top that some meetings among the groove 56a of usefulness are positioned at the mounting groove 56b on this hinge bodies, in this state, if remove the power of pressing above-mentioned support bar, so when coil compression springs 56d restores, this stop component 56c can move up, thus, the upper end of stop component 56c will be outstanding in the mounting groove 56b, thereby be stuck in and prevent to rotate in the groove 56a of usefulness in the above-mentioned screw portion, so, this hinge axis 54 will be fixed, and can not rotate with respect to hinge bodies 52 again.
Certainly, also can with this hinge axis 54 with after up and down adjustable for height mode is installed on the hinge bodies 52, assemble stop component 56c and coil compression springs 56d again, thus hinge axis 54 is fixing, it can not rotated with respect to hinge bodies 52 again.
If hinge bodies 52 and hinge axis 54 are assembled on the refrigerating chamber body 2a according to said process, so next just can be inserted into hinge axis 54 in the recessed hinge on the refrigerating-chamber door 2b, thereby refrigerating-chamber door 2b is assembled on the refrigerating chamber body 2a, to achieve switch.
More than being with reference to embodiments of the invention and accompanying drawing, is that embodiment has been described in detail with refrigerating chamber at last, the refrigerator hinge device that refrigerating-chamber door was adopted of refrigerating chamber in the refrigerator of following this form.The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
The effect of invention
In having the refrigerator hinge device of the present invention of said structure, because hinge axis connects with thread Mode is assembled on the hinge bodies, therefore can utilize such hinge, by regulating up and down highly cold Zang Shimen is installed on the accurate location of refrigerating chamber body, thereby prevents that cold air is to external leakage. In addition, by The structure that prevents from rotating usefulness that prevents that them from rotating mutually is housed, therefore between hinge bodies and hinge axis Even have revolving force to act between hinge bodies and the hinge axis during refrigerating-chamber door switch, prevent by this The structure of rotating usefulness also still can prevent that hinge axis breaks away from away, thereby guarantees the refrigerating-chamber door switch motion Reliability.
Claims (5)
1, a kind of hinge means of refrigerator is characterized in that: comprise hinge bodies, it is fixed on the refrigerator body, its top formation screw hole; Hinge axis, its top formation height adjusting portion and assembled portion, above-mentioned height adjusting portion is assembled in the screw hole of above-mentioned hinge bodies and adjustable height with thread, assembled portion then forms above above-mentioned height adjusting portion, can be inserted in the recessed hinge on the refrigerator doors; Preventing the structure of rotating, is to be stuck between above-mentioned hinge bodies and the hinge axis, plays fixation, thereby the height adjusting portion of above-mentioned hinge axis can not rotated with respect to the screw hole of above-mentioned hinge bodies.
2, the hinge means of refrigerator according to claim 1, it is characterized in that the above-mentioned structure of rotating that prevents comprises at least more than one the groove that prevents to rotate usefulness, they along the circumferential direction form in the outer lower portion of screw portion, and above-mentioned screw portion forms along the radial direction extend outwards between above-mentioned height adjusting portion and assembled portion; Mounting groove is provided in a side of on the above-mentioned hinge bodies, is positioned at the below of groove that prevents to rotate usefulness of above-mentioned screw portion; Stop component, be stuck in above-mentioned screw portion prevent rotate between the groove and above-mentioned mounting groove of usefulness.
3, the hinge means of refrigerator according to claim 2, it is characterized in that the lower end of above-mentioned stop component is subjected to being installed in vertically the resiliency supported of the coil compression springs in the above-mentioned mounting groove, one side of its upper end forms the support slot that is used for inserting support bar, and this support bar can apply certain power downwards after inserting.
4, the hinge means of refrigerator according to claim 3, the lower end that it is characterized in that above-mentioned stop component is bigger than the upper end, under the situation of restoring in above-mentioned coil compression springs, also the lower end of above-mentioned stop component can be blocked, the upper part of above-mentioned mounting groove forms hierarchic structure.
5, according to the hinge means of claim 2,3 or 4 described refrigerators, it is characterized in that above-mentioned mounting groove comprises the installing hole that forms on the above-mentioned hinge bodies, this mounting hole site is in the below of groove that prevents to rotate usefulness of above-mentioned screw portion; The following of above-mentioned hinge bodies fixed another support component with screw, and this support component is blocked the below of above-mentioned installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100134628A CN100552343C (en) | 2005-05-11 | 2005-05-11 | The hinge means of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100134628A CN100552343C (en) | 2005-05-11 | 2005-05-11 | The hinge means of refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1862174A true CN1862174A (en) | 2006-11-15 |
| CN100552343C CN100552343C (en) | 2009-10-21 |
Family
ID=37389655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100134628A Expired - Fee Related CN100552343C (en) | 2005-05-11 | 2005-05-11 | The hinge means of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100552343C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915041A (en) * | 2010-07-07 | 2010-12-15 | 合肥美的荣事达电冰箱有限公司 | Height adjustment mechanism and refrigerator with same |
| CN102155133A (en) * | 2011-05-23 | 2011-08-17 | 合肥美的荣事达电冰箱有限公司 | Hinge device and refrigerator with same |
| CN102374719A (en) * | 2010-08-06 | 2012-03-14 | 三星电子株式会社 | Refrigerator having gap adjuster |
| CN101191396B (en) * | 2006-11-20 | 2012-07-25 | 海尔集团公司 | Height adjustable lower hinge used for refrigerator |
| CN101896785B (en) * | 2007-12-12 | 2012-09-05 | Lg电子株式会社 | Refrigerator |
| CN102926606A (en) * | 2012-11-26 | 2013-02-13 | 合肥美的荣事达电冰箱有限公司 | Bottom hinge assembly for refrigerator and refrigerator with same |
| CN109538044A (en) * | 2018-11-13 | 2019-03-29 | 青岛海尔股份有限公司 | The lower hinge component and refrigerator of refrigerator |
-
2005
- 2005-05-11 CN CNB2005100134628A patent/CN100552343C/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101191396B (en) * | 2006-11-20 | 2012-07-25 | 海尔集团公司 | Height adjustable lower hinge used for refrigerator |
| CN101896785B (en) * | 2007-12-12 | 2012-09-05 | Lg电子株式会社 | Refrigerator |
| US8444238B2 (en) | 2007-12-12 | 2013-05-21 | Lg Electronics Inc. | Refrigerator |
| CN101915041A (en) * | 2010-07-07 | 2010-12-15 | 合肥美的荣事达电冰箱有限公司 | Height adjustment mechanism and refrigerator with same |
| WO2012003812A1 (en) * | 2010-07-07 | 2012-01-12 | Hefei Midea Rongshida Refrigerator Co., Ltd. | Height adjusting mechanism and refrigerator comprising the same |
| CN101915041B (en) * | 2010-07-07 | 2013-07-03 | 合肥美的荣事达电冰箱有限公司 | Height adjustment mechanism and refrigerator with same |
| US8662608B2 (en) | 2010-07-07 | 2014-03-04 | Hefei Midea Rongshida Refrigerator Co., Ltd. | Height adjusting mechanism and refrigerator comprising the same |
| CN102374719A (en) * | 2010-08-06 | 2012-03-14 | 三星电子株式会社 | Refrigerator having gap adjuster |
| CN102155133A (en) * | 2011-05-23 | 2011-08-17 | 合肥美的荣事达电冰箱有限公司 | Hinge device and refrigerator with same |
| CN102926606A (en) * | 2012-11-26 | 2013-02-13 | 合肥美的荣事达电冰箱有限公司 | Bottom hinge assembly for refrigerator and refrigerator with same |
| CN109538044A (en) * | 2018-11-13 | 2019-03-29 | 青岛海尔股份有限公司 | The lower hinge component and refrigerator of refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100552343C (en) | 2009-10-21 |
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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: 20091225 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20091225 Address after: No. 2 Yingbin Road, Taizhou Economic Development Zone, Jiangsu Patentee after: Taizhou LG Electronics Refrigerator Co., Ltd. Address before: Beichen District, Tianjin Xing Lake Road Patentee before: LG Electronic (Tianjin) Electrical Appliance Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20150511 |
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| EXPY | Termination of patent right or utility model |