CN108103737A - Washing machine - Google Patents
Washing machine Download PDFInfo
- Publication number
- CN108103737A CN108103737A CN201810023725.0A CN201810023725A CN108103737A CN 108103737 A CN108103737 A CN 108103737A CN 201810023725 A CN201810023725 A CN 201810023725A CN 108103737 A CN108103737 A CN 108103737A
- Authority
- CN
- China
- Prior art keywords
- water
- washing machine
- interior bucket
- water pump
- clothing
- 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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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
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/083—Liquid discharge or recirculation arrangements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
The invention belongs to clothes treatment device technical fields, specifically provide a kind of washing machine.Present invention seek to address that the problem of washing machine causes clothing not wash clean the rollover effect difference of clothing.The washing machine of the present invention includes interior bucket, outer barrel, impeller and turnover device, turnover device includes at least one water circulation component, positioning lock and controller, water circulation component includes water pump, the side wall of outer barrel is provided with circulation water inlet and is connected with the water inlet end of water pump by pipeline, bottom of the barrel is provided with circulating outlet, interior bucket can be navigated to the position that circulating outlet is aligned with the water outlet of water pump by positioning lock, controller controls water pump and impeller co-operating, and according to the flow and lift of water pump for water level control.Setting in this way, washing machine can sufficiently overturn clothing, enhance rollover effect of the washing machine to clothing, improve the cleaning capacity and user experience of washing machine.
Description
Technical field
The invention belongs to clothes treatment device technical fields, specifically provide a kind of washing machine.
Background technology
Washing machine makes clothing roll spin in washing tube varus and turns, will be mixed with the washings of laundry treatment agents when washing clothing
Contact is sufficiently mixed with clothing, and is passed through and is overturn clothing and make lines between clothing and clothing, on clothing and washing tube inner barrel wall
Abundant CONTACT WITH FRICTION, to reach the cleaning action to clothing.
Existing washing machine on the market is usually realized pair by the rotation of the impeller in washing tube or washing tube inner cylinder
The rolling of clothing.But impeller and inner cylinder are typically intermittent positive and negative rotation in washing course of washing machine, especially water compared with
Poor to the rollover effect of clothing in the case of more, the cleaning dynamics for making washing machine is inadequate, and clothing does not wash clean, and causes user
Complain during washing machine is used and increase, reduce the user experience of washing machine.
Also some increases flusher to improve the cleaning dynamics of washing machine in the washing tube of washing machine, though this mode
The mixability between laundry treatment agents and water, washings and clothing is so added, improves washing machine to a certain extent to clothing
The cleaning of object, but if washing machine is inadequate to the overturning dynamics of clothing, some positions of clothing may or not wash clean clearly.
Correspondingly, this field needs a kind of washing machine to solve the above problems.
The content of the invention
It has been to solve washing machine to cause clothing to the rollover effect difference of clothing to solve the above problem of the prior art
The problem of object does not wash clean, the present invention provides a kind of washing machine, the washing machine includes outer barrel and inner barr, and the washing machine is also
Including turnover device, the turnover device includes at least one water circulation component, and the water circulation component can be by said tub
The interior bucket is re-injected after washings extraction between the interior bucket, so that the clothing in the interior bucket is promoted to overturn.
In the optimal technical scheme of above-mentioned washing machine, the water circulation component includes water pump, and the side wall of said tub is set
Circulation water inlet is equipped with, the water inlet end of the water pump is connected with the circulation water inlet, and the interior bucket is set close to the position of bottom
It is equipped with circulating outlet, the water outlet of the water pump is arranged to washings in a manner of being directed at the circulating outlet again
The secondary injection interior bucket, wherein, the installation position of the circulating outlet is less than the cycling water inlet.
In the optimal technical scheme of above-mentioned washing machine, the bottom of the interior bucket is provided with impeller, the circulating outlet
It is arranged at the bottom of the interior bucket and positioned at the radial outside of the impeller.
In the optimal technical scheme of above-mentioned washing machine, the turnover device further includes positioning lock, and the positioning lock is set
Into the position that the interior bucket can be navigated to the circulating outlet be aligned with the water outlet of the water pump.
In the optimal technical scheme of above-mentioned washing machine, the turnover device further includes controller, and the controller is used for
The water pump is controlled to be acted when the impeller stops operating.
In the optimal technical scheme of above-mentioned washing machine, the controller is additionally operable to according to the washings in the interior bucket
The operating parameter of water pump described in water level control.
In the optimal technical scheme of above-mentioned washing machine, the operating parameter is the flow and lift of the water pump.
In the optimal technical scheme of above-mentioned washing machine, from the top of the washing machine, the circulation water inlet and
There is angle between the circulating outlet.
In the optimal technical scheme of above-mentioned washing machine, the number of the water circulation component is two, with two water
Line between the water outlet of the water pump of recirculation assembly and the corresponding circulating outlet of water inlet end is intake with the Xun Huan
There is angle between line between mouthful.
It is turned over it will be appreciated to those of skill in the art that being provided in the preferred technical solution of the present invention, in washing machine
Rotary device, turnover device include at least one water circulation component, and water circulation component is by the washing between outer barrel of washing machine and interior bucket
Interior bucket is re-injected after water extraction, promotes the clothing overturning in interior bucket.Setting in this way, enable washing machine to clothing into
Row sufficiently overturning, enhances rollover effect of the washing machine to clothing, improves the cleaning capacity and user experience of washing machine.
Further preferred embodiment, water circulation component include water pump, and the side wall of outer barrel is provided with circulation water inlet, and interior bucket is leaned on
The position of nearly bottom is provided with circulating outlet.From the top of washing machine, have between circulation water inlet and circulating outlet
There is angle, the water inlet end of water pump is connected by pipeline with circulation water inlet, and the water outlet of water pump can be to be directed at circulating outlet
Mode washings are re-injected into interior bucket, the installation position of circulating outlet is less than cycle water inlet.Setting in this way,
Clothing of the washings from the bottom of interior bucket or in the upward jet impact interior bucket in position of bottom, promotes the clothing in interior bucket
Overturning obtains clothes washing more comprehensively cleaner.
Further preferred embodiment, the bottom of interior bucket are equipped with impeller, and circulating outlet is arranged at the bottom of interior bucket and position
In the radial outside of impeller, turnover device further includes positioning lock and controller.Impeller intermittence positive and negative rotation is in washing machine
Clothing carries out overturning washing, and positioning lock ensures the water outlet that the position that interior bucket stops after rotating through every time is circulating outlet and water pump
Hold the position of alignment.Controller controls water pump to be acted when impeller rotates stop gap, and according to how much control water pumps of water level
Flow and lift.By the co-operating of water pump and impeller, the clothing in interior bucket is made ceaselessly to overturn, improves washing machine pair
The rollover effect of clothing.According to the flow of water pump for water level control and lift while ensureing fully to overturn clothing, effectively
The flow of water and lift excessive the phenomenon that going out interior bucket are avoided, ensure that the reliability of washing course of washing machine.
Description of the drawings
The preferred embodiment of the present invention described positioned at outer barrel bottom with reference to the accompanying drawings and with reference to water pump, in attached drawing：
Fig. 1 is the structure diagram of the washing machine of an embodiment of the present invention；
Fig. 2 be the washing machine of an embodiment of the present invention circulation water inlet and circulating outlet position top view.
Reference numerals list：
1st, interior bucket；11st, circulating outlet；12nd, impeller；2nd, outer barrel；21st, circulation water inlet；3rd, water pump.
Specific embodiment
It will be apparent to a skilled person that this section embodiment is used only for explaining the technical principle of the present invention,
It is not intended to limit protection scope of the present invention.For example, although the present embodiment is to combine the bottom that water pump is arranged at outer barrel of washing machine
Portion describes the washing machine of the present invention, but water pump can also be arranged between inner barrel and outer barrel, directly by inner barrel and outer barrel it
Between water be pumped into water pump.Those skilled in the art can as needed make adjustment to it, to adapt to specific application scenario,
Technical solution after adjustment will fall into protection scope of the present invention.
It should be noted that in the description of the present invention, term " " center ", " on ", " under ", "left", "right", " vertical ",
" level ", " interior ", " outer " etc. indicate that the term of direction or position relationship is based on direction shown in the drawings or position relationship, this is only
It is for only for ease of description rather than instruction or implies that described device or element must have specific orientation, with specific side
Position construction and operation, therefore be not considered as limiting the invention.
In addition it is also necessary to explanation, in the description of the present invention, unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.To those skilled in the art, it can understand that above-mentioned term exists as the case may be
Concrete meaning in the present invention.
As shown in Figure 1, Fig. 1 is the structure diagram of the washing machine of an embodiment of the present invention.With reference to Fig. 1, washing machine bag
Include interior bucket 1, outer barrel 2 and turnover device, turnover device includes two water circulation components, and water circulation component can will will be in washing machine
Interior bucket 1 is re-injected after washings extraction between bucket 1 and outer barrel 2, promotes the clothing overturning in interior bucket 1.Setting in this way
It puts, washing machine is enable sufficiently to overturn clothing, enhance rollover effect of the washing machine to clothing, improve washing machine
Cleaning capacity and user experience.
Need to illustrate must be, although the washing machine of the present embodiment be provided with two water circulation components, but it is understood that
That the water circulation component of other quantity can also be set in washing machine, those skilled in the art can according to actual conditions and
Need the quantity of rationally adjustment water circulation component.
With continued reference to Fig. 1, water circulation component includes being arranged at the water pump 3 of 2 bottom of outer barrel, and the bottom of interior bucket 1, which is provided with, to be followed
Ring water outlet 11, the side wall of outer barrel 2 are provided with circulation water inlet 21.The water inlet end of water pump 3 passes through pipeline and circulation water inlet 21
Connection, washings can be re-injected interior bucket 1 by the water outlet of water pump 3 in a manner of being directed at circulating outlet 11.In this way
Setting, clothing of the washings out of the bottom of interior bucket upward jet impact interior bucket promote the clothing in interior bucket to overturn, make clothing
Clean more comprehensively cleaner.
It should be noted that the installation position of the circulating outlet described in above-described embodiment is not limited solely to interior bucket
Bottom can also be arranged at position of the side wall close to bottom of interior bucket.It is understood that those skilled in the art can basis
Actual conditions and the position for needing rationally to set circulating outlet, if meet the installation position of circulating outlet less than cycle into
The installation position at the mouth of a river is conducive to water pump and is pumped into washings.In addition it is also necessary to explanation, water pump can also be arranged on interior
Between bucket and outer barrel, at this point, saving the setting of circulation water inlet, the water inlet end of water pump is directly by the washing between inner barrel and outer barrel
Water is pumped into and re-injects in interior bucket.
It is understood that when water pump is arranged at the bottom of outer barrel, the bottom of outer barrel is corresponding with the water outlet of water pump
Position be provided with opening, opening is fixedly connected and communicates with water outlet, and the washings that water pump water outlet end is ejected is made smoothly to lead to
Cross the circulating outlet injection interior bucket of interior bucket.Furthermore, it is necessary to explanation, sets in outer barrel opening and the junction at water pump water outlet end
Sealing device is put, prevents opening and the connection loosening of water outlet from washings being caused to leak splash.
Due to outer barrel and inner barr be connected to it is logical, realize clothing overturning during, the circulation process of washings
For：Washings in interior bucket, which enter outer barrel and pass through the circulation water inlet in outer barrel, enters circulation water inlet and water pump inlet
In the pipeline of connection, then the water inlet end of water pump is entered by pipeline, it, will be into the washing of water pump under the rotation of water pump vane
Water is sent to the water outlet of water pump, and since outer barrel is equipped with the opening for being fixedly connected and being connected with water outlet, washings flow through outer
The opening of bucket, and the circulating outlet passed through in the interior bucket being aligned at this time with water pump water outlet end is ejected into interior bucket, to reach pair
The purpose of clothing overturning in interior bucket.
With continued reference to Fig. 1, specifically, the bottom of interior bucket is provided with impeller 12, and circulating outlet 11 is arranged at the bottom of interior bucket
Portion and the radial outside for being located at impeller 12, turnover device further includes positioning lock (not shown) and controller (does not show in figure
Go out).Impeller 12 is intermittent positive and negative rotation in running, overturns the clothing in interior bucket 1, and positioning lock is used to rotate through in interior bucket
Interior bucket is located in the position that circulating outlet 11 is aligned with the water outlet of water pump 3 afterwards, to make water pump by washings by following
Ring water outlet injection injection interior bucket, promotes the clothing overturning in interior bucket.
Controller is used for the gap action that water pump 3 is controlled to stop in the rotation of impeller 12, the stopping action when impeller 12 rotates.
By water pump and impeller co-operating, the clothing in interior bucket is made ceaselessly to be subject to the impact of external force and overturn, clothing is made to obtain more
Comprehensive washing, improves rollover effect and cleaning capacity of the washing machine to clothing.
Controller is additionally operable to the lift and water of control water pump 3.The mode of controller control water pump 3 can be frequency conversion control
System, the rotating speed of 3 inner impeller of water pump is controlled by controlling frequency of supply, then controls the lift and flow of water pump 3.Specifically,
In different water levels, by controlling the frequency of supply of feed pump, the rotating speed of water pump vane, when water level is high, water pump are controlled
Lift and flow it is big, when water level is low, the lift and flow of water pump are small, efficiently avoid since the flow and lift of water are excessive
The phenomenon that spraying interior bucket or clothing is gone out interior bucket, ensure that the reliability of washing course of washing machine.
As shown in Fig. 2, Fig. 2 is the circulation water inlet of the washing machine of an embodiment of the present invention and the position of circulating outlet
Top view.With reference to Fig. 2, the company between line and two circulating outlets 11 between two circulation water inlets 21 of washing machine
There is angle between line, and as a kind of embodiment being more highly preferred to, the line and two between two circulation water inlets 21
Line between a circulating outlet 11 is orthogonal.Water pump 3 is inhaled washings from circulation water inlet 21 using the draft of itself
Enter water pump 3, when being rotated at this time due to impeller 12, clothing and washings in interior bucket 1 also rotate with, and stop rotating in impeller 12
Afterwards, clothing and washings continue to rotate due to inertia, can give 21 1 impulse forces of circulation water inlet in side wall, washings are pressed into
In circulation water inlet 21, the efficiency of drawing water of water pump is improved, while improves the water outlet efficiency of water pump indirectly, improves washing machine
The rollover effect to clothing.
It should be noted that circulating outlet can be arranged to the inclination water outlet in a certain angle with bottom of the barrel, make
Washings are sprayed to the middle and upper part of interior bucket, and enhancing washings impact the probability and dynamics of clothing.
As can be seen that the washing machine of the present invention includes interior bucket, outer barrel and turnover device, turnover device includes at least one water
Recirculation assembly.Setting in this way enables washing machine sufficiently to overturn clothing, enhances washing machine to clothing
Rollover effect improves the cleaning capacity and user experience of washing machine.Further, water circulation component includes water pump, the side of outer barrel
Wall is provided with circulation water inlet, and interior bucket is provided with circulating outlet close to the position of bottom, from the top of washing machine, Xun Huan
There is angle between water inlet and circulating outlet.The water inlet end of pump is connected by pipeline with circulation water inlet, the water outlet of water pump
Washings can be re-injected interior bucket by end in a manner of being directed at circulating outlet.Setting in this way, washings are from interior bucket
Bottom or close to bottom the upward jet impact interior bucket in position in clothing, the clothing in interior bucket is promoted to overturn, makes clothing
Clean more comprehensively cleaner.Further, the bottom of interior bucket is equipped with impeller, and circulating outlet is arranged at the bottom of interior bucket and position
In the radial outside of impeller, turnover device further includes positioning lock and controller.Control water pump and impeller collaboration dynamic by controller
Make, the clothing in interior bucket is made ceaselessly to overturn, improves rollover effect of the washing machine to clothing.According to the stream of water pump for water level control
Amount and lift efficiently avoid the flow of water and lift excessive the phenomenon that going out interior bucket, ensure that washing course of washing machine
Reliability.
So far, have been combined preferred embodiment shown in the drawings and describe technical scheme, still, this field
Technical staff is it is easily understood that protection scope of the present invention is expressly not limited to these specific embodiments.Without departing from this
On the premise of the principle of invention, those skilled in the art can make correlation technique feature equivalent change or replacement, these
Technical solution after changing or replacing it is fallen within protection scope of the present invention.
Claims (9)
1. a kind of washing machine, including outer barrel and inner barr, which is characterized in that the washing machine further includes turnover device, the overturning
Device includes at least one water circulation component, and the water circulation component can be by the washings between said tub and the interior bucket
The interior bucket is re-injected after extraction, so that the clothing in the interior bucket is promoted to overturn.
2. washing machine according to claim 1, which is characterized in that the water circulation component includes water pump,
The side wall of said tub is provided with circulation water inlet, and the water inlet end of the water pump is connected with the circulation water inlet,
The interior bucket is provided with circulating outlet close to the position of bottom, and the water outlet of the water pump is arranged to be aligned
Washings are re-injected the interior bucket by the mode for stating circulating outlet,
Wherein, the installation position of the circulating outlet is less than the cycling water inlet.
3. washing machine according to claim 2, which is characterized in that the bottom of the interior bucket is provided with impeller, the cycling
Water outlet is arranged at the bottom of the interior bucket and positioned at the radial outside of the impeller.
4. washing machine according to claim 3, which is characterized in that the turnover device further includes positioning lock, the positioning
Lock is arranged to the position that the interior bucket is navigated to the circulating outlet and is aligned with the water outlet of the water pump.
5. washing machine according to claim 4, which is characterized in that the turnover device further includes controller, the control
Device is used to that the water pump to be controlled to act when the impeller stops operating.
6. washing machine according to claim 5, which is characterized in that the controller is additionally operable to according to washing in the interior bucket
Wash the operating parameter of water pump described in the water level control of water.
7. washing machine according to claim 6, which is characterized in that the operating parameter is the flow of the water pump and raises
Journey.
8. the washing machine according to any one of claim 2 to 7, which is characterized in that from the top of the washing machine,
There is angle between the circulation water inlet and the circulating outlet.
9. washing machine according to claim 8, which is characterized in that the number of the water circulation component is two, with two
Line between the water outlet of the water pump of the water circulation component and the corresponding circulating outlet of water inlet end is followed with described
There is angle between line between ring water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810023725.0A CN108103737B (en) | 2018-01-10 | 2018-01-10 | Washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810023725.0A CN108103737B (en) | 2018-01-10 | 2018-01-10 | Washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108103737A true CN108103737A (en) | 2018-06-01 |
| CN108103737B CN108103737B (en) | 2022-11-04 |
Family
ID=62219958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810023725.0A Active CN108103737B (en) | 2018-01-10 | 2018-01-10 | Washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108103737B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109750442A (en) * | 2019-03-20 | 2019-05-14 | 苏州宝特远电子科技有限公司 | A kind of new automatic rotary drum washing machine |
| CN111719290A (en) * | 2019-03-04 | 2020-09-29 | 青岛海尔滚筒洗衣机有限公司 | Control method of clothes washing equipment with internal circulation function |
| CN111979685A (en) * | 2019-05-23 | 2020-11-24 | 青岛海尔洗衣机有限公司 | Clothes treating apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5161394A (en) * | 1991-07-26 | 1992-11-10 | William Felzer | Washing machine |
| CN2255444Y (en) * | 1996-05-09 | 1997-06-04 | 合肥美菱洗衣机有限公司 | Economizing circulation device for washing machine |
| CN200971428Y (en) * | 2006-10-30 | 2007-11-07 | 杭州松下家用电器有限公司 | Automatic rotary impeller washing machine of lifting water by pump |
| CN204282066U (en) * | 2014-10-31 | 2015-04-22 | 海信容声(广东)冰箱有限公司 | Rotary drum washing machine outer bung and washing machine |
-
2018
- 2018-01-10 CN CN201810023725.0A patent/CN108103737B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5161394A (en) * | 1991-07-26 | 1992-11-10 | William Felzer | Washing machine |
| CN2255444Y (en) * | 1996-05-09 | 1997-06-04 | 合肥美菱洗衣机有限公司 | Economizing circulation device for washing machine |
| CN200971428Y (en) * | 2006-10-30 | 2007-11-07 | 杭州松下家用电器有限公司 | Automatic rotary impeller washing machine of lifting water by pump |
| CN204282066U (en) * | 2014-10-31 | 2015-04-22 | 海信容声(广东)冰箱有限公司 | Rotary drum washing machine outer bung and washing machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111719290A (en) * | 2019-03-04 | 2020-09-29 | 青岛海尔滚筒洗衣机有限公司 | Control method of clothes washing equipment with internal circulation function |
| CN111719290B (en) * | 2019-03-04 | 2023-04-21 | 青岛海尔洗涤电器有限公司 | Control method of laundry washing appliance with internal circulation function |
| CN109750442A (en) * | 2019-03-20 | 2019-05-14 | 苏州宝特远电子科技有限公司 | A kind of new automatic rotary drum washing machine |
| CN111979685A (en) * | 2019-05-23 | 2020-11-24 | 青岛海尔洗衣机有限公司 | Clothes treating apparatus |
| CN111979685B (en) * | 2019-05-23 | 2023-05-26 | 青岛海尔洗衣机有限公司 | Clothes treating apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108103737B (en) | 2022-11-04 |
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| 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: 20220923 Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant after: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Applicant after: Haier Zhijia 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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| GR01 | Patent grant | ||
| GR01 | Patent grant |