CN109763305A - A kind of the upper cover damper and washing machine of washing machine - Google Patents
A kind of the upper cover damper and washing machine of washing machine Download PDFInfo
- Publication number
- CN109763305A CN109763305A CN201811615396.5A CN201811615396A CN109763305A CN 109763305 A CN109763305 A CN 109763305A CN 201811615396 A CN201811615396 A CN 201811615396A CN 109763305 A CN109763305 A CN 109763305A
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- CN
- China
- Prior art keywords
- upper cover
- friction
- gear
- washing machine
- axis hole
- 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.)
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Links
- 238000005406 washing Methods 0.000 title claims abstract description 33
- 238000013016 damping Methods 0.000 claims abstract description 42
- 230000007423 decrease Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- 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
- D06F39/12—Casings; Tubs
- D06F39/14—Doors or covers; Securing means therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The present invention provides the upper cover damper and washing machine of a kind of washing machine, upper cover damper includes: the axis hole being arranged on control panel rest for washing machine；The inner face friction of the friction portion that can be rotated with the opening and closing of the upper cover, the friction portion and the axis hole generates damping force；When the rotation speed in the friction portion increases, the inner face friction of the friction portion and the axis hole generates damping force and increases.Friction damping force size between friction portion and the inner face of the axis hole is set, it is related with the speed of upper cover opening and closing, when upper cover in the process under gravity, when the speed of decline increases, the rotation speed in friction portion is also corresponding to be increased, so that the inner face friction of the friction portion and the axis hole generates damping force and also increases；Damping force increase can it is significantly more efficient prevent friction portion rotation, and then damp upper cover decrease speed, can with the rapid decrease of effective damping upper cover, realize the closing velocity of upper cover effectively slow down.
Description
Technical field
The invention belongs to washing machine technology fields, and in particular to a kind of upper cover damper of washing machine and have the resistance
The washing machine of Buddhist nun's device.
Background technique
With the quickening pace of modern life and people are to the high request of life comfort level, and it is daily that washing machine has become people
Important household electrical appliance in life.However, when closing the upper cover of washing machine, the strength used is excessive or upper cover when closed
It is influenced by gravity, upper cover can hurtle down and pound body of the washing machine, to generate the huge sound, also make to washing machine
It at no small damage, or even will appear the accident for injuring user's finger by a crashing object, therefore bring inconvenience to users, affect user's
Use feeling.
In the prior art, generally slow down the closing speed of upper cover by the way that elastic device is arranged between upper cover and control panel seat
Degree, plays buffer function, but the damping of existing upper cover can not very good solution upper cover overall process slowly closing the problem of so that
The closing velocity of upper cover cannot access effectively slow down and user open upper cover need use very big power；There are also under
The position of lid nearly closed position, damping force is smaller, the case where lower cover closing velocity increases suddenly occurs, is easy to cause upper cover
It falls suddenly.
Summary of the invention
The present invention is directed to the above-mentioned problems in the prior art, provides a kind of upper cover damper of washing machine, is conducive to
Friction damping force related with the speed that upper cover is opened and closed is provided, the rapid decrease of effective damping upper cover realizes the closing speed of upper cover
Degree effectively slows down.
To reach above-mentioned technical purpose, the present invention is implemented with the following technical solutions:
A kind of upper cover damper of washing machine, is arranged between the upper cover of the washing machine and control panel seat, comprising:
Axis hole on control panel rest for washing machine is set；
The inner face friction of the friction portion that can be rotated with the opening and closing of the upper cover, the friction portion and the axis hole generates damping
Power；
When the rotation speed in the friction portion increases, the inner face friction of the friction portion and the axis hole generates damping force and increases
Greatly.
Further, include cylindrical body in the axis hole in the friction portion and radially movable be located at institute
State the friction block in cylindrical body；When the revolving speed in the friction portion increases, the friction block is moved radially outwards, so that institute
State the pressure increase between friction block and the inner face of the axis hole.
Further, offer at least that face has open notch, the friction block on the outside in the cylindrical body
Movably it is located in the notch.
Further, there is the reset spring moved radially inwardly for the friction block in the notch.
Further, also there is frictional force between the cylindrical body and the inner face of the axis hole.
Further, the upper cover damper further include: the first gear with washing machine top case fixed setting, described first
The rotation axis coincident of the axis of gear and the upper cover；
For transmitting the torque of the first gear and realizing the increased second gear of revolving speed, the friction portion is arranged described
In second gear.
Further, the revolving speed of the second gear and the rotating ratio of first gear are 7~4:1.
Further, the second gear is engaged with the first gear.
Further, one or more transmission gears are equipped between the first gear and second gear.
Further, the second connecting portion connecting with the friction portion is equipped in the second gear, described second connects
Socket part is the pyramidal structure that diameter is gradually increased on the direction close to the friction portion.
Further, the fixed part connecting with the upper cover is equipped in the first gear, the fixed part includes edge
The first connecting portion and third interconnecting piece for two tapers being axially and symmetrically arranged, the first connecting portion and the first gear connect
It connects and diameter is gradually reduced on the direction far from the first gear.
Further, cylindrical 4th interconnecting piece is equipped between the first connecting portion and second connecting portion.
Further, the diameter of the 4th interconnecting piece is less than the diameter of the second gear.
Further, it is equipped with far from one end of the first gear for being fixed with the upper cover in the third interconnecting piece
Mounting portion.
Upper cover damper based on above-mentioned washing machine, the present invention also provides it is a kind of with the upper cover damping washing machine,
It is conducive to provide friction damping force corresponding with the speed of upper cover opening and closing, the rapid decrease of effective damping upper cover realizes upper cover
Closing velocity effectively slow down.
A kind of washing machine further includes including cabinet, the control panel seat being arranged on cabinet and the hinged upper cover that is arranged
Above-mentioned upper cover damper.
The upper cover damper of washing machine provided by the invention, by the way that the friction that can be rotated with the opening and closing of the upper cover is arranged
The inner face friction of portion, the friction portion and the axis hole generates damping force；When the rotation speed in the friction portion increases, institute
The inner face friction for stating friction portion and the axis hole generates damping force increase.The inner end in friction portion and the axis hole is namely set
Friction damping force size between face, it is related with the speed of upper cover opening and closing, when the opening and closing speed of upper cover is smaller, damping force zero
Or it is smaller；When upper cover in the process under gravity, when the speed of decline increases, the rotation speed in friction portion is also corresponded to
Increase, so that the inner face friction of the friction portion and the axis hole generates damping force and also increases；The increase of damping force can be more
Add the effective rotation for preventing friction portion, and then damps the decrease speed of upper cover, it can be real with the rapid decrease of effective damping upper cover
The closing velocity of existing upper cover effectively slows down.
After a specific embodiment of the invention is read in conjunction with the figure, the other features and advantages of the invention will become more clear
Chu.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the upper cover damper of washing machine proposed by the invention；
Fig. 2 is the enlarged structure schematic diagram of part-structure in Fig. 1；
Fig. 3 is the structural schematic diagram of another angle in Fig. 2；
Fig. 4 is the side structure schematic view of Fig. 1；
Fig. 5 is the enlarged structure schematic diagram of part-structure in Fig. 4；
Fig. 6 is the enlarged structure schematic diagram of upper cover damper in Fig. 5.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described.
In the description of the present invention, it should be noted that the side of the instructions such as term "inner", "upper", "lower", "left", "right"
Position or positional relationship are positional relationship based on the figure, are with the side under product normal operating condition close to user
" preceding ", the side far from user are " rear ".Term is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second ", " third " are used for description purposes only, and it should not be understood as instruction or dark
Show relative importance；Define " first ", the feature of " second " can explicitly or implicitly include one or more be somebody's turn to do
Feature.In the description of the present invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
- Fig. 5 refering to fig. 1 is one embodiment of the upper cover damper of washing machine proposed by the invention, a kind of laundry
The upper cover damper of machine, is arranged between the upper cover of the washing machine and control panel seat, and the frictional damping of upper cover damper is arranged
The size of power is related to the speed that upper cover is opened and closed.
Referring to figure 1 and figure 2, upper cover damper includes: the axis hole 1 being arranged on control panel rest for washing machine；It can be with upper
The inner face friction of the opening and closing of lid 2 and the friction portion 3 rotated, friction portion 3 and axis hole 1 generates damping force；When the rotation in friction portion 3
When speed increases, the inner face friction of friction portion 3 and axis hole 1 generates damping force and increases.Namely setting friction portion 3 and axis hole 1
Inner face between friction damping force size, with upper cover 2 be opened and closed speed it is related, when the opening and closing speed of upper cover 2 is smaller, resistance
Buddhist nun's power is zero or smaller；When upper cover 2 in the process under gravity, when the speed of decline increases, the rotation in friction portion 3
Speed also increases, so that the inner face friction of friction portion 3 and axis hole 1 generates damping force and also increases；The increase of damping force can be more
Add the effective rotation for preventing friction portion 3, and then damp the decrease speed of upper cover 2, can with effective damping upper cover 2 it is quick under
Drop realizes effectively slowing down for the closing velocity of upper cover 2.
Referring to shown in Fig. 3 and Fig. 6, friction portion 3 includes cylindrical body 31 and radially movable position in axis hole
In the friction block 32 in cylindrical body 31；When the revolving speed in friction portion 3 increases, friction block 32 has the shifting being moved radially outwards
Dynamic trend, so that the pressure increase between friction block 32 and the inner face of axis hole 1.When the revolving speed in friction portion 3 increases, friction block
32 centrifugal force being subject to increase, so that friction block 32 has the trend being moved radially outwards, so that friction block 32 and axis hole 1
Pressure increase between inner face, so that frictional force increases.
For friction block 32 cylindrical body 31 setting, offered in cylindrical body 31 at least on the outside face have it is spacious
The notch of mouth, friction block 32 are movably located in notch；The outer end face of friction block 32 is to match with the inner face of axis hole 1
Curved end, friction block 32 can be set to the inner end face contact with axis hole 1 in initial position or be set as and axis hole 1
Inner face does not contact so that friction block 32 after being moved radially outward with the inner end face contact of axis hole 1, and with friction block 32
The increase of rotation speed, the centrifugal force that friction block 32 is subject to increases, so that the pressure between friction block 32 and the inner face of axis hole 1
Increase.For the ease of the reset of friction block 32, there can be the reset spring moved radially inwardly for friction block 32 in notch.
When friction block 32 is arranged in the inner end face contact of initial position and axis hole 1, rubbing between friction block 32 and the inner face of axis hole 1
It wipes damping force and the speed in friction portion 3 is proportional, it is also directly proportional to the speed that upper cover 2 is opened and closed.
In the present embodiment, being arranged between cylindrical body 31 and the inner face of axis hole 1 does not have frictional force, the friction in friction portion 3
Damping force, which rubs between friction block 32 and the inner face of axis hole 1, to be provided.
During other are implemented, also can be set has frictional force between cylindrical body 31 and the inner face of axis hole 1.
Referring to shown in Fig. 3 and Fig. 5, when being opened and closed due to upper cover 2, opening angle is generally between 0 °~75 °, that is, upper cover
2 speed that rotate about the axis are slower；In order to provide the damping force for being enough to prevent upper cover 2 to hurtle down, it is preferably provided with and revolves upper cover 2
It is transmitted on friction block 32 after the speed amplification turned.Specifically, upper cover damper further include: be fixedly installed with washing machine top case 2
First gear 4, the rotation axis coincident of the axis of first gear 4 and upper cover 2；For transmitting the torque and reality of first gear 4
The existing increased second gear 5 of revolving speed, friction portion 3 are arranged in second gear 5.It is fixed by setting first gear 4 and upper cover 2,
And the rotation axis coincident of the axis of first gear 4 and upper cover 2；So that first gear 4 and 2 synchronous rotary of upper cover, and pass through
Second gear 5 is set, is amplified for transmitting the torque of first gear 4, and by the revolving speed of first gear 4, so that second gear 5
Revolving speed increase, and logical setting friction portion 3 is arranged in second gear 5, that is, friction portion 3 and 5 synchronous rotary of second gear.
It is preferably provided with, the rotating ratio of the revolving speed of second gear 5 and first gear 4 is 7~4:1, and second gear 5 and the is arranged
One gear 4 directly engages, more by the number of teeth of first gear 4, be relatively large in diameter, the number of teeth of second gear 5 is less, diameter compared with
It is small, the variation of transmission ratio is realized, so that the variation of revolving speed.
In other embodiments, one or more transmitting teeth can also be equipped between first gear 4 and second gear 5
Wheel realizes demand increased for revolving speed.
Referring to fig. 4 and shown in Fig. 5, in order to realize the stability and fastness of connection, it is equipped with and friction in second gear 5
The second connecting portion 6 that portion 3 connects, second connecting portion 6 are the taper knot that diameter is gradually increased on the direction close to friction portion 3
Structure, the cylindrical body 31 in friction portion 3 are to extend to form along second connecting portion 6 far from the end face axial of second gear 5.Second tooth
The diameter of wheel 5 is smaller, is pyramidal structure by setting second connecting portion 6, so that the diameter in friction portion 3 increases, increase is conducive to
The stabilization of structure.
It is shown in Figure 6, for being connected and fixed between first gear 4 and upper cover 2, in first gear 4 be equipped with it is upper
The fixed part 7 that lid 2 connects, fixed part 7 include that the first connecting portion 71 of two tapers of axially symmetric setting is connected with third
Portion 72, first connecting portion 71 is connect with first gear 4 and diameter is gradually reduced on the direction far from first gear 41.Pass through
Fixed part 7 is set and realizes being connected and fixed between first gear 4 and upper cover 2.
It is preferably provided with, cylindrical 4th interconnecting piece 73 is equipped between first connecting portion 71 and second connecting portion 72, is used for
Increase being connected and fixed between first connecting portion 71 and third interconnecting piece 72.The diameter of 4th interconnecting piece 73 is less than second gear 5
Diameter.It is equipped with far from one end of first gear 4 for the mounting portion 75 fixed with upper cover 2 in third interconnecting piece 72.
The above described is only a preferred embodiment of the present invention, being not that the invention has other forms of limitations, appoint
What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc.
Imitate embodiment.But without departing from the technical solutions of the present invention, according to the technical essence of the invention to above embodiments institute
Any simple modification, equivalent variations and the remodeling made, still fall within the protection scope of technical solution of the present invention.
Claims (10)
1. a kind of upper cover damper of washing machine, is arranged between the upper cover of the washing machine and control panel seat, which is characterized in that
Include:
Axis hole on control panel rest for washing machine is set；
The inner face friction of the friction portion that can be rotated with the opening and closing of the upper cover, the friction portion and the axis hole generates damping
Power；
When the rotation speed in the friction portion increases, the inner face friction of the friction portion and the axis hole generates damping force and increases
Greatly.
2. upper cover according to claim 1 damping, which is characterized in that in the friction portion include the column in axis hole
Ontology and the radially movable friction block being located in the cylindrical body；It is described when the revolving speed in the friction portion increases
Friction block is moved radially outwards, so that the pressure increase between the friction block and the inner face of the axis hole.
3. upper cover damping according to claim 2, which is characterized in that offered in the cylindrical body at least on the outside
Face has open notch, and the friction block is movably located in the notch.
4. upper cover damping according to claim 3, which is characterized in that have in the notch radial for the friction block
The reset spring moved inward.
5. upper cover damping according to any one of claims 1 to 4, which is characterized in that the upper cover damper further include: with
The first gear of washing machine top case fixed setting, the rotation axis coincident of the axis of the first gear and the upper cover；For
It transmits the torque of the first gear and realizes the increased second gear of revolving speed, the friction portion is arranged in the second gear
On.
6. upper cover damping according to claim 5, which is characterized in that be equipped with and the friction portion in the second gear
The second connecting portion of connection, the second connecting portion are the taper knot that diameter is gradually increased on the direction close to the friction portion
Structure.
7. upper cover damping according to claim 5, which is characterized in that be equipped with and the top cap in the first gear
The fixed part connect, the fixed part include the first connecting portion and third interconnecting piece of two tapers of axially symmetric setting, institute
State first connecting portion connect with the first gear and far from the first gear direction on diameter be gradually reduced.
8. upper cover damping according to claim 7, which is characterized in that set between the first connecting portion and third interconnecting piece
There is cylindrical 4th interconnecting piece.
9. upper cover damping according to claim 7, which is characterized in that in the third interconnecting piece far from the first gear
One end be equipped with for the mounting portion fixed with the upper cover.
10. a kind of washing machine, including cabinet, the control panel seat being arranged on cabinet and hingedly the upper cover that is arranged, feature exist
In further including the described in any item upper cover dampers of claim 1 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615396.5A CN109763305B (en) | 2018-12-27 | 2018-12-27 | Washing machine's upper cover attenuator and washing machine |
| PCT/CN2019/127696 WO2020135375A1 (en) | 2018-12-27 | 2019-12-24 | Upper cover damper of washing machine, and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615396.5A CN109763305B (en) | 2018-12-27 | 2018-12-27 | Washing machine's upper cover attenuator and washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109763305A true CN109763305A (en) | 2019-05-17 |
| CN109763305B CN109763305B (en) | 2022-03-29 |
Family
ID=66451628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811615396.5A Active CN109763305B (en) | 2018-12-27 | 2018-12-27 | Washing machine's upper cover attenuator and washing machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109763305B (en) |
| WO (1) | WO2020135375A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020135375A1 (en) * | 2018-12-27 | 2020-07-02 | 青岛海尔洗衣机有限公司 | Upper cover damper of washing machine, and washing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105200737A (en) * | 2015-09-02 | 2015-12-30 | 合肥美的洗衣机有限公司 | Washing machine |
| CN205557096U (en) * | 2016-03-29 | 2016-09-07 | 无锡小天鹅股份有限公司 | Washing machine |
| CN107012655A (en) * | 2017-05-25 | 2017-08-04 | 青岛海尔洗衣机有限公司 | Upper lid damper, upper lid slow descending device and washing machine for washing machine |
| CN107237083A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | The door closure component of rotary drum washing machine and rotary drum washing machine |
| CN207384615U (en) * | 2017-10-20 | 2018-05-22 | 拂记企业股份有限公司 | Slow descending mechanism |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4529059B2 (en) * | 1999-10-19 | 2010-08-25 | トックベアリング株式会社 | Rotating damper |
| CN200966601Y (en) * | 2006-05-18 | 2007-10-31 | 东宜塑胶有限公司 | Turning control mechanism having motionless-proof design and the toilet bowl using the same |
| CN206570566U (en) * | 2017-02-14 | 2017-10-20 | 天津日日新资产管理有限公司 | A kind of washing machine top case buffer unit and washing machine |
| CN109763305B (en) * | 2018-12-27 | 2022-03-29 | 重庆海尔洗衣机有限公司 | Washing machine's upper cover attenuator and washing machine |
-
2018
- 2018-12-27 CN CN201811615396.5A patent/CN109763305B/en active Active
-
2019
- 2019-12-24 WO PCT/CN2019/127696 patent/WO2020135375A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105200737A (en) * | 2015-09-02 | 2015-12-30 | 合肥美的洗衣机有限公司 | Washing machine |
| CN205557096U (en) * | 2016-03-29 | 2016-09-07 | 无锡小天鹅股份有限公司 | Washing machine |
| CN107237083A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | The door closure component of rotary drum washing machine and rotary drum washing machine |
| CN107012655A (en) * | 2017-05-25 | 2017-08-04 | 青岛海尔洗衣机有限公司 | Upper lid damper, upper lid slow descending device and washing machine for washing machine |
| CN207384615U (en) * | 2017-10-20 | 2018-05-22 | 拂记企业股份有限公司 | Slow descending mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020135375A1 (en) * | 2018-12-27 | 2020-07-02 | 青岛海尔洗衣机有限公司 | Upper cover damper of washing machine, and washing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109763305B (en) | 2022-03-29 |
| WO2020135375A1 (en) | 2020-07-02 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220303 Address after: No.1 Gangcheng South Road, Jiangbei District, Chongqing, 400026 Applicant after: Chongqing Haier washing machine Co.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |