CN107560295A - Door body locking device and there is its refrigerator - Google Patents
Door body locking device and there is its refrigerator Download PDFInfo
- Publication number
- CN107560295A CN107560295A CN201710839990.1A CN201710839990A CN107560295A CN 107560295 A CN107560295 A CN 107560295A CN 201710839990 A CN201710839990 A CN 201710839990A CN 107560295 A CN107560295 A CN 107560295A
- Authority
- CN
- China
- Prior art keywords
- refrigerator
- door
- keeper
- locking device
- mounting groove
- 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
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Abstract
Present invention is disclosed a kind of door body locking device, including：The keeper being installed on refrigerator body and the locating part being installed on refrigerator door, the keeper can move up and down along the vertical direction of the refrigerator body, coordinate with the locating part, so that the refrigerator door is in locking or released state, when the refrigerator door is closed, the keeper is moved upwards under refrigerator body air pressure change effect, and with the locating part grafting, the refrigerator door is in the lock state relative to the refrigerator body；After the refrigerator door is closed, the keeper moves downward under gravity, is separated with the locating part, and the refrigerator door is in released state relative to the refrigerator body.Present invention further teaches a kind of refrigerator with above-mentioned door body locking device.The door body locking device of the present invention can prevent refrigerator door from rebound phenomena occurring when closed, the smooth non-resistance during refrigerator door opens or closes by above-mentioned embodiment.
Description
Technical field
The present invention relates to refrigerator art, especially a kind of door body locking device and the ice with the door body locking device
Case.
Background technology
Refrigerator is during routine use, it may appear that during closing refrigerator door body, door body, which has a rebound, causes door body to be closed not
Tight phenomenon, if such phenomenon can not be found by user in time, refrigerator cold draining, refrigerator cold-storage or freezer temperature liter can be caused
Height, condensation is produced, force compressor long time running, waste energy consumption, have a strong impact on the service life of refrigerator.
In addition, the locking device of existing refrigerator door in refrigerator door closing process, can produce resistance, and in ice
After chamber door body is closed, locking device still keeps latched position, when user opens refrigerator door, it is necessary to using compared with great strength ability
Realize, have a strong impact on the usage experience of user.
In view of this, it is necessary to a kind of improved door body locking device is provided, to solve above-mentioned technical problem.
The content of the invention
An object of the present invention is to provide a kind of door body locking device, and it can prevent anti-when refrigerator door from closing
Bullet, and refrigerator door smooth non-resistance during opening or closing, do not influence Consumer's Experience.
The present invention also aims to provide a kind of refrigerator with door body locking device.
One of for achieving the above object, an embodiment of the present invention provides a kind of door body locking device, including：Peace
Loaded on the keeper on refrigerator body and the locating part being installed on refrigerator door, it is characterised in that：The keeper being capable of edge
The vertical direction of the refrigerator body moves up and down, and coordinates with the locating part so that the refrigerator door is in locking or solution
Lock status, when the refrigerator door is closed, the keeper is in refrigerator case described in refrigerator body air pressure change effect lower edge
The vertical direction of body moves upwards, and with the locating part grafting, the refrigerator door is in locking relative to the refrigerator body
State；After the refrigerator door is closed, the keeper is transported downwards along the vertical direction of the refrigerator body under gravity
It is dynamic, separated with the locating part, the refrigerator door is in released state relative to the refrigerator body.
As the further improvement of an embodiment of the present invention, the locating part includes connecting portion and limiting section, the company
Socket part is connected with the refrigerator door, and the limiting section stretches out the refrigerator door and can be with the location division grafting, institute
State limiting section and be higher than the connecting portion.
As the further improvement of an embodiment of the present invention, the limiting section includes spacing hole or stopper slot, described fixed
Position part can insert the spacing hole or stopper slot from the bottom to top.
As the further improvement of an embodiment of the present invention, the refrigerator body is provided with the peace for accommodating the keeper
Tankage, the upper end and lower end of the mounting groove are equipped with opening, and the keeper is limited in the mounting groove and moved, described
The upper end open of mounting groove is connected with the outside of the refrigerator body, the lower ending opening of the mounting groove and the refrigerator body
Inside be connected.
As the further improvement of an embodiment of the present invention, the mounting groove is arranged at the top of refrigerator body, along institute
The vertical direction for stating refrigerator body is set.
As the further improvement of an embodiment of the present invention, the lower end of the mounting groove is provided with the first stop part, described
First stop part is protruded into the mounting groove, when the refrigerator door is in released state, the keeper and described first
Stop part is abutted and moved downward with limiting the keeper.
As the further improvement of an embodiment of the present invention, the upper end of the mounting groove is provided with the second stop part, described
Second stop part is protruded into the mounting groove, and the keeper moves downwardly to abut to limit with first stop part
Keeper is stated to continue to move downward.
As the further improvement of an embodiment of the present invention, the keeper includes installation portion and protrudes out the installation
The location division in portion, when the refrigerator door is in the lock state, the installation portion abuts with the second stop part, the location division with
The limiting section grafting.
As the further improvement of an embodiment of the present invention, the top of the location division is towards the one of the refrigerator door
Side is provided with guide frame, and the guide frame can coordinate with the locating part realizes keeper and locating part grafting.
To realize above-mentioned another goal of the invention, the invention provides a kind of refrigerator, including casing and coordinate with casing
Door body, door body locking device as described above is provided between the casing and door body.
The invention has the advantages that：The door body locking device of the present invention can be prevented by above-mentioned embodiment
Rebound phenomena occurs when closed for refrigerator door, it is ensured that refrigerator door is locked on refrigerator body, can prevent cool air leakage, energy consumption
Rise；Ensure user's smooth non-resistance during refrigerator door is opened or closed, do not influence Consumer's Experience；In addition, the door body
Locking device structure simple and compact, cost are cheap.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding of the present application, forms the part of the application, this Shen
Exemplary embodiment please and its illustrate to be used to explain the application, do not form the improper restriction to the application.Wherein：
Fig. 1 is that the door body locking device of the present invention is in the dimensional structure diagram of open mode in refrigerator door；
Fig. 2 is the dimensional structure diagram that the door body locking device in Fig. 1 is in the lock state in refrigerator door；
Fig. 3 is along the partial sectional view of line A-A in Fig. 2；
Fig. 4 is similar with Fig. 3, and now refrigerator door is closed.
Embodiment
To make the purpose, technical scheme and advantage of the application clearer, below in conjunction with the application embodiment
And technical scheme is clearly and completely described corresponding accompanying drawing.Obviously, described embodiment is only this Shen
Please a part of embodiment, rather than whole embodiment.Based on the embodiment in the application, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, belong to the scope of the application protection.
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " longitudinal direction ", " transverse direction ", " on ", " under ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " is based on accompanying drawing institutes
The orientation or position relationship shown, it is for only for ease of the description present invention and simplifies description, rather than instruction or the dress for implying meaning
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the invention
System.In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
In the description of the invention, unless otherwise prescribed with limit, it is necessary to explanation, term " installation ", " connected ",
" connection " should be interpreted broadly, for example, it may be mechanical connection or electrical connection or the connection of two element internals, can
To be to be joined directly together, can also be indirectly connected by intermediary, for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term.
Coordinate the embodiment for referring to figs. 1 to Fig. 4, introducing the door body locking device of the present invention, in this embodiment party
In formula, the door body locking device includes the keeper 30 being installed on refrigerator body 10 and is installed on spacing on refrigerator door 20
Part 40.The fixed installation mode of locating part 40 is not construed as limiting, and can is fixedly or removably to be installed on refrigerator door 20, be positioned
Part 30 can move up and down along the vertical direction of refrigerator body 10, keeper 30 in inactive state relative to refrigerator body 10
Position is defined as the initial position of keeper 30.
Keeper 30 coordinates with locating part 40 may be such that refrigerator door 20 is in locking or unblock relative to refrigerator body 10
State.Specifically, when refrigerator door 20 is in open mode, keeper 30 is located at initial position；Refrigerator door 20 is closed
When, the gas pressure intensity increase inside refrigerator body 10, keeper 30 is under the effect of this air pressure change, along the vertical of refrigerator body 10
Direction is moved upwards, until with the grafting of locating part 40, keeper 30 is in the lock state with the interaction of locating part 40, so that
Refrigerator door 20 is obtained to be locked on refrigerator body 10, i.e., refrigerator door 20 is in the lock state relative to refrigerator body 10, from
And prevent that refrigerator door 20 from occurring rebound phenomena, prevent cool air leakage, energy consumption from rising；After refrigerator door 20 is closed, keeper 30
Under gravity, move downward, extremely separated with locating part 40 so that refrigerator door 20 is not along the vertical direction of refrigerator body 10
It is locked on refrigerator body 10, refrigerator door 20 can be realized with refrigerator body 10 and separated under external force, i.e. refrigerator door
20 are in released state relative to refrigerator body 10；When refrigerator door 20 is closed, keeper 30 is located at initial position；
For refrigerator door 20 in opening procedure, keeper 30 is located at initial position, remains released state with locating part 40, will not hinder
Hinder the motion of refrigerator door 20, therefore user opens 20 smooth non-resistance of refrigerator door, does not influence the usage experience of user.
In present embodiment, locating part 40 is arranged at the top of refrigerator door 20, and locating part 40 includes connecting portion 41 and limit
Position portion 42, connecting portion 41 are connected with refrigerator door 20 so that locating part 40 is installed on refrigerator door 20, and limiting section 42 is set
In the one end of locating part 40 away from refrigerator door, locating part 42 stretches out refrigerator door 20 towards the side of refrigerator body 10, and can
With the grafting of location division 32, limiting section 42 is higher than connecting portion 41, prevents refrigerator door 20 in closing process, limiting section 42 and refrigerator
Casing 10 abuts, avoid the occurrence of refrigerator door 20 can not tight closing situation.Locating part 40 is set in " Z " font in the present embodiment
Put, upper end horizontal component is provided with limiting section 42, and lower end horizontal component is provided with connecting portion 41, upper end horizontal component and lower end horizontal part
Divide and be vertically arranged at intervals, and ensure that connecting portion will not hinder keeper 30 to be inserted with limiting section 42 by the connection of middle-end part
Connect.
Preferably, limiting section 42 includes spacing hole or stopper slot, and the opening of spacing hole or stopper slot is towards refrigerator body 10
Set, or spacing hole or stopper slot are vertically arranged to through hole or through groove.Keeper 30 include installation portion 31 and
The location division 32 of installation portion 31 is protruded out, location division 32 is less than installation portion 31 on horizontal plane in the projected area on horizontal plane
Projected area, so as to which when refrigerator door 20 is closed, keeper 30 inserts spacing hole or spacing from the bottom to top along refrigerator vertical direction
Groove, keeper 30 and locating part 40 are by forming in the location division 32 of keeper 30 and forming spacing hole or limit in locating part 40
Position groove grafting, thus, refrigerator door 20 is locked on refrigerator body 10, i.e., refrigerator door 20 is in relative to refrigerator body 10
Lock-out state.
Refrigerator body 10 is provided with mounting groove 50, and mounting groove 50 can accommodate keeper 30 so that keeper 30 is in mounting groove
Moved in 50 receiving portion 51.Preferably, mounting groove 50 is arranged at the top of refrigerator body 10, along the vertical side of refrigerator body 10
To setting, realize that keeper 30 can move up and down in the vertical direction of refrigerator body 10.The upper end of mounting groove 50 and lower end difference
Provided with opening 52,53, the upper end open 52 of mounting groove 50 is connected with the outside of refrigerator body 10, it is ensured that the positioning of keeper 30
The extended refrigerator body 10 in portion 32, the grafting of limiting section 42 with locating part 40, in present embodiment, the upper end open of mounting groove 50
52 be to be set along refrigerator vertical direction, avoids keeper 30 from causing to stop in upward motion process；Open the lower end of mounting groove 50
Mouth 53 is connected with the inside of refrigerator body 10, it is ensured that when the air pressure inside of refrigerator body 10 changes, keeper 30 can be driven upward
Move, in present embodiment, the lower ending opening 53 of mounting groove 50 is to be set along refrigerator vertical direction, to ensure in refrigerator body 10
Air pressure change can effectively drive keeper 30 and move.
Further, the lower end of mounting groove 50 is provided with the first stop part 54, and the first stop part 54 is protruded into mounting groove 50,
When refrigerator door 20 is in released state, keeper 30 moves downward along the vertical direction of refrigerator door 20, until with the first backstop
Part 54 abuts, and continues to move downward along the vertical direction of refrigerator door 20 to limit keeper 30, and in other words, keeper 30 is positioned at just
During beginning position, the installation portion 31 of keeper 30 abuts against with the first stop part 54.In the present embodiment, the first stop part 54 is along peace
The internal perisporium of tankage 50 inwardly protrudes out, and the upper surface of the first stop part 54 can closely abut with installation portion 31, to avoid producing
Any gap, the first stop part 54 have hollow bulb, and the upper end of hollow bulb is connected with receiving portion 51, the lower end of hollow bulb and ice
Being connected inside box body 10, i.e. the lower ending opening of the hollow bulb of the first stop part 54 is the lower ending opening 53 of mounting groove 50,
The minimum dimension L1 of the bottom of installation portion 31 in the horizontal plane is more than the top of lower ending opening 53 of mounting groove 50 in the horizontal plane
Full-size L2, therefore, when keeper 30 is located at initial position, sealing effectiveness that installation portion 31 abuts with the first stop part 54
It is good, avoid refrigerator cold air from leaking, reduce refrigeration for refrigerator effect.In addition, the first stop part 54 or its top can be set to elastomeric element,
Noise or abrasion are produced when being abutted to avoid keeper 30 from moving downwardly to the first stop part 54.
The upper end of mounting groove 50 is provided with the second stop part 55, and the second stop part 55 is protruded into the mounting groove 50, refrigerator
At closing time, keeper 30 moves door body 20 upwards along the vertical direction of refrigerator door 20, until abutted with the second stop part 55, with
Limitation keeper 30 continues to move upwards along the vertical direction of refrigerator door 20, in other words, when refrigerator door 20 is in the lock state,
The top of installation portion 31 abuts with the second stop part 55, avoids keeper 30 from departing from refrigerator body 10.
In addition, the top of location division 32 is provided with guide frame 33 towards the side of refrigerator door 20, guide frame 33 is set
For inclined-plane or arc-shaped, in the closing process of refrigerator door 20, keeper 30 under the air pressure change effect of refrigerator body 10 to
Upper motion, guide frame 33 can guide keeper 30 and be engaged with locating part 40 until location division 32 and the grafting of limiting section 42, subtract
Barrier effect of few keeper 30 to locating part 40 so that the smooth non-resistance in closing process of refrigerator door 20, until locking
On refrigerator body 10.
Present invention also offers a kind of refrigerator, the refrigerator includes refrigerator body 10 and the refrigerator coordinated with refrigerator body 10
Door body 20, above-mentioned door body locking device is provided between refrigerator door 20 and refrigerator body 10, wherein keeper 30 is installed on ice
On box body 10, locating part 40 is installed on refrigerator door 20, and the connecting portion 41 of locating part 40 is connected with refrigerator door 20, limit
Refrigerator door 20 stretches out towards the side of refrigerator body 10 at one end in the institute of limiting section 42 of position part 40.On the specific of door body locking device
Structure has done detailed explaination in the above-described embodiment, will not be repeated here.
The door body locking device of the present invention can prevent refrigerator door from rebounding when closed by above-mentioned embodiment
Phenomenon, it is ensured that refrigerator door is locked on refrigerator body, can prevent cool air leakage, energy consumption from rising；Ensure that user is playing on or off
Smooth non-resistance during refrigerator door is closed, does not influence Consumer's Experience；In addition, the door body locking device structure simple and compact, into
This is cheap.
It should be appreciated that although the present specification is described in terms of embodiments, not each embodiment only includes one
Individual independent technical scheme, this narrating mode of specification is only that those skilled in the art will should say for clarity
For bright book as an entirety, the technical scheme in each embodiment may also be suitably combined to form those skilled in the art can
With the other embodiment of understanding.
Those listed above is a series of to be described in detail only for feasibility embodiment of the invention specifically
It is bright, and be not used to limit the scope of the invention, all equivalent implementations made without departing from skill spirit of the present invention or change
More it should be included in the scope of the protection.
Claims (10)
1. a kind of door body locking device, including：The keeper that is installed on refrigerator body and it is installed on spacing on refrigerator door
Part, it is characterised in that：The keeper can move up and down along the vertical direction of the refrigerator body, coordinate with the locating part,
So that the refrigerator door is in locking or released state, when the refrigerator door is closed, the keeper is in the refrigerator case
The vertical direction of refrigerator body moves upwards described in body air pressure change effect lower edge, with the locating part grafting, the refrigerator doors
Body phase is in the lock state for the refrigerator body；After the refrigerator door is closed, keeper edge under gravity
The vertical direction of the refrigerator body moves downward, and is separated with the locating part, and the refrigerator door is relative to the refrigerator case
Body is in released state.
2. door body locking device according to claim 1, it is characterised in that the locating part includes connecting portion and spacing
Portion, the connecting portion are connected with the refrigerator door, and the limiting section stretches out the refrigerator door and can be with the positioning
Portion's grafting, the limiting section are higher than the connecting portion.
3. door body locking device according to claim 2, it is characterised in that the limiting section includes spacing hole or spacing
Groove, the keeper can insert the spacing hole or stopper slot from the bottom to top.
4. door body locking device according to claim 1, it is characterised in that it is described fixed that the refrigerator body is provided with receiving
The mounting groove of position part, the upper end and lower end of the mounting groove are equipped with opening, and the keeper is limited in the mounting groove
Motion, the upper end open of the mounting groove are connected with the outside of the refrigerator body, the lower ending opening of the mounting groove and institute
The inside for stating refrigerator body is connected.
5. door body locking device according to claim 4, it is characterised in that the mounting groove is arranged at the top of refrigerator body
Portion, set along the vertical direction of the refrigerator body.
6. door body locking device according to claim 4, it is characterised in that the lower end of the mounting groove is provided with the first backstop
Part, first stop part are protruded into the mounting groove, and when the refrigerator door is in released state, the keeper is downward
Move to abut with first stop part and continue to move downward to limit the keeper.
7. door body locking device according to claim 4, it is characterised in that the upper end of the mounting groove is provided with the second backstop
Part, second stop part are protruded into the mounting groove, and the keeper abuts described to limit with second stop part
Keeper moves upwards.
8. door body locking device according to claim 7, it is characterised in that the keeper includes installation portion and protruded out
The location division of the installation portion, when the refrigerator door is in the lock state, the installation portion abuts with the second stop part, described
Location division and the limiting section grafting.
9. door body locking device according to claim 8, it is characterised in that the top of the location division is towards the refrigerator
The side of door body is provided with guide frame, and the guide frame can coordinate with the locating part realizes that keeper is inserted with locating part
Connect.
10. a kind of refrigerator, including casing and the door body that coordinates with casing, it is characterised in that the casing and the door body it
Between set just like the door body locking device described in any one in claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710839990.1A CN107560295B (en) | 2017-09-18 | 2017-09-18 | Door locking device and refrigerator with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710839990.1A CN107560295B (en) | 2017-09-18 | 2017-09-18 | Door locking device and refrigerator with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107560295A true CN107560295A (en) | 2018-01-09 |
| CN107560295B CN107560295B (en) | 2020-05-26 |
Family
ID=60980146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710839990.1A Active CN107560295B (en) | 2017-09-18 | 2017-09-18 | Door locking device and refrigerator with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107560295B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111227632A (en) * | 2020-01-22 | 2020-06-05 | 广东格兰仕集团有限公司 | Electric cooking appliance |
| CN111829272A (en) * | 2020-08-13 | 2020-10-27 | 合肥美菱物联科技有限公司 | Refrigerator door opening reminding device and method |
| CN111964343A (en) * | 2020-07-13 | 2020-11-20 | 郭连国 | Self-suction type sealing door of refrigerator |
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| KR19980053170A (en) * | 1996-12-26 | 1998-09-25 | 배순훈 | Refrigerator with door lock |
| CN1474028A (en) * | 2002-08-09 | 2004-02-11 | 天津海州科工贸有限公司 | Concave-convex mortise lock (intelligent) type anti-theft door |
| US20050269923A1 (en) * | 2004-06-08 | 2005-12-08 | Lg Electronics Inc. | Door opening prevention device for refrigerator |
| KR20070065457A (en) * | 2005-07-16 | 2007-06-25 | 엘지전자 주식회사 | Apparatus for opening and closing door, separating-device and detent-device of door for refrigerator |
| CN201125617Y (en) * | 2007-10-10 | 2008-10-01 | 吕图 | Automatic close door hinge |
| US20100270900A1 (en) * | 2009-04-28 | 2010-10-28 | Samsung Electronics Co., Ltd. | Refrigerator with door opening device |
| EP2653811A3 (en) * | 2012-04-18 | 2015-06-17 | LG Electronics, Inc. | Refrigerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR970007503B1 (en) * | 1994-09-15 | 1997-05-09 | 엘지전자 주식회사 | Door locking device of a refrigeration |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980053170A (en) * | 1996-12-26 | 1998-09-25 | 배순훈 | Refrigerator with door lock |
| CN1474028A (en) * | 2002-08-09 | 2004-02-11 | 天津海州科工贸有限公司 | Concave-convex mortise lock (intelligent) type anti-theft door |
| US20050269923A1 (en) * | 2004-06-08 | 2005-12-08 | Lg Electronics Inc. | Door opening prevention device for refrigerator |
| KR20070065457A (en) * | 2005-07-16 | 2007-06-25 | 엘지전자 주식회사 | Apparatus for opening and closing door, separating-device and detent-device of door for refrigerator |
| CN201125617Y (en) * | 2007-10-10 | 2008-10-01 | 吕图 | Automatic close door hinge |
| US20100270900A1 (en) * | 2009-04-28 | 2010-10-28 | Samsung Electronics Co., Ltd. | Refrigerator with door opening device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111227632A (en) * | 2020-01-22 | 2020-06-05 | 广东格兰仕集团有限公司 | Electric cooking appliance |
| CN111964343A (en) * | 2020-07-13 | 2020-11-20 | 郭连国 | Self-suction type sealing door of refrigerator |
| CN111829272A (en) * | 2020-08-13 | 2020-10-27 | 合肥美菱物联科技有限公司 | Refrigerator door opening reminding device and method |
| CN111829272B (en) * | 2020-08-13 | 2022-02-25 | 合肥美菱物联科技有限公司 | Refrigerator door opening reminding device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107560295B (en) | 2020-05-26 |
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Effective date of registration: 20200916 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Co-patentee after: Haier Zhijia Co.,Ltd. Patentee after: QINGDAO HAIER REFRIGERATOR Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: Qingdao Haier Joint Stock Co.,Ltd. |
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| TR01 | Transfer of patent right |