CN107780121B - Washing machine without inner barrel and washing method - Google Patents
Washing machine without inner barrel and washing method Download PDFInfo
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- CN107780121B CN107780121B CN201610751939.0A CN201610751939A CN107780121B CN 107780121 B CN107780121 B CN 107780121B CN 201610751939 A CN201610751939 A CN 201610751939A CN 107780121 B CN107780121 B CN 107780121B
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- washing
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- 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
- D06F27/00—Washing machines with receptacles moving bodily, e.g. reciprocating, swinging
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- 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
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- 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
- D06F39/10—Filtering arrangements
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- 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 relates to a washing machine without an inner barrel, which comprises a rotatable washing barrel, wherein a water outlet and a water discharge valve assembly for opening and closing the water outlet are arranged on the circumferential side of the washing barrel; a water receiving ring which is sleeved on the washing cylinder and is used for receiving water discharged from the water outlet, and a power device which is connected with the washing cylinder and drives the washing cylinder to rotate. The invention also relates to a washing method, which utilizes the washing machine without the inner cylinder to complete the washing process, the washing cylinder of the invention has simple structure, the inner wall of the washing cylinder is directly contacted with clothes, thereby effectively avoiding residual dirt, reducing secondary pollution, effectively reducing water consumption and achieving the purpose of saving water.
Description
Technical Field
The invention relates to a washing device, in particular to a washing machine without an inner barrel and a washing method.
Background
The prior drum washing machine comprises an inner drum and an outer drum, wherein the inner drum can rotate relative to the outer drum and is used for overturning and washing clothes, the inner drum and the outer drum of the prior drum washing machine are manufactured independently and need double-layer materials, the waste is high in material cost, a large amount of pollutants can be accumulated between the inner drum and the outer drum due to long-term deposition of dirty water, bacteria can be bred in a large amount, the washing drum is polluted after a long time, secondary pollution is caused to the washed clothes, in addition, a large amount of water can be generated between the inner drum and the outer drum of the prior drum washing machine, and the water does not help washing so much, so that the waste is caused.
The invention is therefore set forth in this light.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the washing machine without the inner barrel, which has simple structure and convenient use and can save water.
The invention also aims to provide a washing method of the washing machine without the inner drum.
In order to realize the first invention purpose, the invention adopts the following technical scheme:
the washing machine comprises a rotatable washing drum, a water inlet pipe, a water outlet pipe and a water outlet pipe assembly, wherein the rotatable washing drum is used for containing washing clothes and washing water;
a water receiving ring sleeved on the washing barrel and used for receiving water discharged from the water outlet;
and the power device is connected with the washing drum and drives the washing drum to rotate.
Furthermore, the water receiving ring is connected with the washing barrel in a sliding mode, a sealing structure is arranged at the joint of the water receiving ring and the washing barrel, and the water receiving ring is correspondingly arranged outside the circumference where the water outlet of the washing barrel is located, so that water discharged from the water outlet falls into the water receiving ring.
Furthermore, one side of the water receiving ring facing the washing cylinder is provided with an open port and is connected with the outer circumferential surface of the washing cylinder to form a closed annular flow passage, and the bottom of the water receiving ring is also provided with an openable water outlet.
Further, the drain valve assembly comprises a valve matched with the water outlet and a valve driving mechanism connected with the valve and driving the valve to move.
Further, valve actuating mechanism includes, sets up the balancing weight on the outer periphery of washing section of thick bamboo, connects the connecting piece of balancing weight and valve to and the spring of cover on the connecting piece is established, valve, connecting piece, spring, balancing weight distribute along the circumferencial direction of a washing section of thick bamboo in proper order, valve and connecting piece respectively with a washing section of thick bamboo sliding connection, the one end of spring is contradicted on the connecting piece, and the other end is the fixed setting of a washing section of thick bamboo relatively, the elasticity of spring makes the balancing weight laminating on the surface of a washing section of thick bamboo.
Furthermore, the valve is through first slide rail and washing section of thick bamboo sliding connection, the connecting piece passes through second slide rail and washing section of thick bamboo sliding connection, first slide rail and second slide rail set up along the circumferencial direction of a washing section of thick bamboo, the second slide rail is a pair of, and its cross sectional shape is the type of falling L to the restriction connecting piece slides along the surface of a washing section of thick bamboo.
Furthermore, a filter screen is arranged at the water outlet of the washing cylinder, and the size of the filter screen is matched with the water outlet and is fixedly connected with the edge of the water outlet.
Further, the washing barrel comprises a front barrel body and a rear barrel body, the front barrel body and the rear barrel body are connected together in a butt joint mode, water stirring blades are arranged in the front barrel body and the rear barrel body respectively, an openable clothes throwing opening is further formed in the rear barrel body, and preferably, the water stirring blades of the front barrel body and the rear barrel body are of an integral structure to form a reinforcing piece for connecting the front barrel body and the rear barrel body.
Furthermore, the washing cylinder is transversely arranged, rotating shafts are arranged at two ends of the washing cylinder, the rotating shafts are supported by bearings, one rotating shaft is connected with the power device, and the other rotating shaft is a hollow shaft and is connected with the water inlet pipeline through a rotary joint.
In order to achieve the second object, the invention adopts the following technical scheme:
a washing method of a drum-free washing machine comprises the following steps:
firstly, putting clothes and detergent into a washing drum, and injecting water into the washing drum;
step two, in the washing stage, the power device starts to operate, and the washing drum starts to roll and wash;
thirdly, in the dehydration stage, the power device drives the washing cylinder to run at a high speed, the drainage port is opened under the action of centrifugal force, and water is thrown out of the washing cylinder, falls into the water receiving ring and is discharged from the bottom of the water receiving ring;
and fourthly, stopping the operation of the washing drum, closing the valve, completing the washing process or selecting to inject water into the washing drum again, and repeating the second step and the third step.
After the technical scheme of the invention is adopted, the following beneficial effects are brought:
1. the washing drum has simple structure and low manufacturing cost, and because the inner wall of the washing drum is directly contacted with clothes, the washing drum can effectively avoid residual dirt and reduce secondary pollution.
2. The invention is a single-cylinder structure, the washing water directly contacts with the clothes in the washing cylinder, so that the washing water completely participates in the washing work, thereby effectively reducing the water consumption and achieving the purpose of saving water.
3. The invention controls the opening or closing of the water outlet by utilizing the difference of the centrifugal force generated during washing and dewatering, thereby having simple and reliable control process and long service life.
Drawings
FIG. 1: the overall schematic of the invention;
FIG. 2: the explosion structure of the invention is shown schematically;
FIG. 3: the invention has a schematic structure without a water receiving ring;
FIG. 4: the structure schematic diagram of the drain valve assembly of the invention;
FIG. 5: a partial cross-sectional view of the invention;
wherein: 1. the washing machine comprises a washing barrel 2, a water receiving ring 3, a power device 4, a drain valve assembly 5, a bearing 6, a water outlet 7, a front barrel 8, a rear barrel 9, a valve 10, a connecting piece 11, a balancing weight 12, a spring 13, a first slide rail 14, a second slide rail 15, a rotating shaft 16 and a filter screen.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, a washing machine without an inner cylinder comprises a washing cylinder 1, a water receiving ring 2 and a power device 3; the washing drum 1 is used for containing washing clothes and washing water, is connected with the power device 3, is driven to rotate by the power device 3, a water outlet 6 is arranged on the circumferential side of the washing drum 1, washing water is thrown out from the water outlet 6 under the action of centrifugal force when the washing drum 1 rotates at high speed, the water receiving ring 2 is sleeved on the washing drum 1 and used for receiving water discharged from the water outlet 6, the washing water is thrown out from the water outlet 6 and then falls into the water receiving ring 2 and is collected to the bottom of the water receiving ring 2 along the inner wall of the water receiving ring 2, a water outlet (not shown in the figure) is formed in the bottom of the water receiving ring 2, and the washing water is discharged out of the machine body from the water outlet.
The water receiving ring 2 is connected with the washing cylinder 1 in a sliding mode, a sealing structure is arranged at the joint of the water receiving ring 2 and the washing cylinder 1, when the washing cylinder 1 rotates, the water receiving ring 2 is kept still, and the water receiving ring 2 is correspondingly arranged at the water outlet 6 of the washing cylinder 1, so that water discharged from the water outlet 6 falls into the water receiving ring 2.
As shown in fig. 5, preferably, one side of the water receiving ring 2 facing the washing tub 1 is open, and is connected to the outer circumferential surface of the washing tub 1 to form a closed annular flow channel, two side walls of the open are slidably connected to the outer wall of the washing tub 1, preferably, a groove for inserting the side wall of the water receiving ring 2 is formed in the outer wall of the washing tub 1, so as to axially position the washing tub 1 and the water receiving ring 2, a sealing rubber strip is disposed at the connection between the water receiving ring 2 and the washing tub 1, so as to hermetically connect the two, and a water outlet at the bottom of the water receiving ring 2 is of an openable and closable structure, and is opened when the washing machine drains water, and is closed after the drainage is completed.
Referring to fig. 3 and 4, preferably, the drum-less washing machine further includes a drain valve assembly 4 disposed on the washing drum 1 and used for closing or opening the drain opening 6, where the drain valve assembly 4 includes a valve 9 matched with the drain opening 6, and a valve driving mechanism connected to the valve 9 and driving the valve 9 to move, the valve 9 is matched with the drain opening 6 in shape, has a certain radian, and opens or closes the drain opening 6 in a sliding manner, and the valve 9 is disposed outside the washing drum 1 and slides along the circumferential direction of the washing drum 1 under the driving of the valve driving mechanism.
Specifically, the valve driving mechanism comprises a balancing weight 11 arranged on the outer circumferential surface of the washing cylinder 1, a connecting piece 10 connecting the balancing weight 11 and the valve 9, and a spring 12 sleeved on the connecting piece 10. Valve 9, connecting piece 10, spring 12, balancing weight 11 distribute along the circumferencial direction of a washing section of thick bamboo 1 in proper order, valve 9 and connecting piece 10 respectively with 1 sliding connection of a washing section of thick bamboo, spring 12's one end is contradicted on connecting piece 10, and the other end is fixed to be set up for a washing section of thick bamboo 1 relatively, if can set up the arch on the surface of a washing section of thick bamboo 1, spring 12 is contradicted or is fixed in the arch, spring 12 is used for producing the restoring force that makes valve 9 close to make balancing weight 11 laminate on the surface of a washing section of thick bamboo 1.
When the washing cylinder 1 rotates at a high speed, the counterweight block 11 is acted by centrifugal force, moves in the direction away from the washing cylinder 1, compresses the spring 12, drives the valve 9 to move, and opens the water outlet 6; when the washing drum 1 stops rotating or the centrifugal force applied to the weight-balancing weight 11 is not enough to overcome the elastic force of the spring 12, the valve 9 will close the water outlet 6 under the elastic force of the spring 12. By adjusting the relationship between the weight of the weight 11 and the spring force, the opening condition of the valve 9 can be adjusted, so that the valve 9 is opened only in the dewatering stage to drain water.
Preferably, the valve 9 is slidably connected to the washing drum 1 through a pair of first sliding rails 13, and the first sliding rails 13 are distributed on two sides of the water outlet 6. The connecting piece 10 is connected with the washing cylinder 1 in a sliding mode through the second sliding rail 14, the first sliding rail 13 and the second sliding rail 14 are arranged along the circumferential direction of the washing cylinder 1, the second sliding rails 14 are a pair, the cross section of each second sliding rail 14 is in an inverted L shape, a T-shaped groove structure is formed, the connecting piece 10 is limited to slide along the surface of the washing cylinder 1, the connecting piece 10 is clamped in the T-shaped groove, and the connecting part of the connecting piece 10 and the balancing weight 11 can rotate relatively to allow the balancing weight 11 to move towards the direction far away from the washing cylinder 1.
The water outlet 6 of the washing cylinder 1 is also provided with a filter screen 16, and the size of the filter screen 16 is matched with the water outlet 6 and is fixedly connected with the edge of the water outlet 6. The filter screen 16 is used for preventing the clothes from being thrown out of the washing drum 1 during dewatering, and preferably, the filter screen 16 is made of a stainless steel plate with high structural strength through stamping.
Preferably, the washing drum 1 comprises a front drum body 7 and a rear drum body 8, the front drum body 7 and the rear drum body 8 are connected together in a butt joint mode, water stirring blades are respectively arranged in the front drum body 7 and the rear drum body 8, and an openable clothes throwing opening is further formed in the rear drum body 8; preferably, the water-stirring blades of the front cylinder 7 and the rear cylinder 8 are of an integral structure, and form a reinforcing part for connecting the front cylinder 7 and the rear cylinder 8.
The front cylinder 7 and the rear cylinder 8 are separately manufactured and integrated when assembled.
The washing drum 1 is arranged horizontally, and has two ends provided with rotating shafts 15, the rotating shafts 15 are supported by bearings 5, generally, the washing machine further comprises a housing (not shown), a supporting structure is arranged in the housing, and the bearings 5 are mounted on the supporting structure, so that the washing drum 1 can be driven to rotate.
One rotating shaft 15 is connected with the power device 3, and the other rotating shaft 15 is a hollow shaft and is connected with a water inlet pipeline through a rotating joint. When water is injected into the washing tub 1, water flows into the washing tub 1 from the water inlet pipe through the hollow rotary shaft 15.
The washing method of the washing machine without the inner drum comprises the following steps:
firstly, putting clothes and detergent into a washing drum 1, and injecting water into the washing drum 1;
step two, in the washing stage, the power device 3 starts to operate, and the washing drum 1 starts to roll and wash;
thirdly, in the dehydration stage, the power device 3 drives the washing cylinder 1 to run at a high speed, the drainage port 6 is opened under the action of centrifugal force, and water is thrown out of the washing cylinder 1, falls into the water receiving ring 2 and is discharged from the bottom of the water receiving ring 2;
and fourthly, stopping the operation of the washing drum 1, closing the valve 9, completing the washing process or selecting to inject water into the washing drum 1 again, and repeating the second step and the third step.
Specifically, in the first step, laundry and detergent are put into the washing tub 1 through the laundry input port, or detergent is injected into the washing tub 1 with the washing water, and when the washing tub 1 is stopped, the washing water flows into the washing tub 1 from the hollow rotary shaft 15, and the water input port is automatically closed after the water injection is finished.
In the washing stage, the power device 3 drives the washing drum 1 to roll, the clothes are lifted and dropped in the washing drum 1 continuously, and the clothes are washed clean under the combined action of the detergent and the water.
In the dehydration stage, when washing section of thick bamboo 1 is rotatory at a high speed, balancing weight 11 receives the effect of centrifugal force, will remove to the direction of keeping away from washing section of thick bamboo 1, and compression spring 12 simultaneously to drive valve 9 through connecting piece 10 and remove, make outlet 6 open, washing water is thrown away from outlet 6 under the effect of centrifugal force, and falls into and connects among water ring 2, collects the back through water ring 2 and discharges from the delivery port of its bottom, accomplishes the dehydration process.
In the fourth step, the power device 3 stops running, the washing drum 1 stops at the initial position, the valve 9 closes the water outlet 6 again under the action of the elastic force of the spring 12 to finish the washing process, and a user can select to inject water into the washing drum 1 again according to needs and repeat the second step and the third step to achieve better cleaning effect.
The foregoing is directed to embodiments of the present invention, and it is understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention.
Claims (9)
1. A washing machine without an inner barrel is characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
a rotatable washing drum for containing washing clothes and washing water, wherein a water outlet and a water discharge valve assembly for opening and closing the water outlet are arranged on the circumferential side of the washing drum;
the washing water collecting ring is sleeved on the washing barrel and used for collecting water discharged from the water outlet, the water collecting ring is a closed annular flow channel, and washing water is thrown out from the water outlet, falls into the water collecting ring and is collected to the bottom of the water collecting ring;
the washing drum is transversely arranged, rotating shafts are arranged at two ends of the washing drum and are supported by bearings, one rotating shaft is connected with a power device for driving the washing drum to rotate, and a clothes throwing opening capable of being opened and closed is arranged on the drum body;
the water discharge valve assembly comprises a valve matched with the water discharge port, the valve is arranged on the outer side of the washing barrel, and slides along the circumferential direction of the washing cylinder under the driving of a valve driving mechanism, the valve driving mechanism comprises a balancing weight arranged on the outer circumferential surface of the washing cylinder and a connecting piece for connecting the balancing weight and the valve, and a spring sleeved on the connecting piece, wherein the valve, the connecting piece, the spring and the balancing weight are sequentially distributed along the circumferential direction of the washing cylinder, the valve and the connecting piece are respectively connected with the washing barrel in a sliding way, one end of the spring is propped against the connecting piece, the other end of the spring is fixedly arranged relative to the washing barrel, the elastic force of the spring enables the balancing weight to be attached to the surface of the washing barrel, when the washing drum rotates at a high speed, the balancing weight is acted by centrifugal force, moves in the direction away from the washing drum and compresses the spring to drive the valve to move so as to open the water outlet; when the washing drum stops rotating or the centrifugal force of the balancing weight is not enough to overcome the elastic force of the spring, the valve will close the water outlet under the elastic force of the spring.
2. The washer without inner tub of claim 1, wherein: the water receiving ring is connected with the washing barrel in a sliding mode, a sealing structure is arranged at the joint of the water receiving ring and the washing barrel, and the water receiving ring is correspondingly arranged outside the circumference where the water outlet of the washing barrel is located, so that water discharged from the water outlet falls into the water receiving ring.
3. The washer without inner tub of claim 2, wherein: one side of the water receiving ring facing the washing cylinder is provided with an open port and is connected with the outer circumferential surface of the washing cylinder to form a closed annular flow passage, and the bottom of the water receiving ring is also provided with a water outlet.
4. The washer without inner tub of claim 1, wherein: the valve is through first slide rail and washing section of thick bamboo sliding connection, the connecting piece passes through second slide rail and washing section of thick bamboo sliding connection, first slide rail and second slide rail set up along the circumferencial direction of a washing section of thick bamboo, the second slide rail is a pair of, and its cross sectional shape is the type of falling L to the restriction connecting piece slides along the surface of a washing section of thick bamboo.
5. The washer without inner tub of claim 1, wherein: the water outlet of the washing cylinder is also provided with a filter screen, and the size of the filter screen is matched with the water outlet and is fixedly connected with the edge of the water outlet.
6. The washer without inner tub of claim 1, wherein: the washing barrel comprises a front barrel body and a rear barrel body, the front barrel body and the rear barrel body are connected together in a butt joint mode, water stirring blades are arranged in the front barrel body and the rear barrel body respectively, and an openable clothes throwing opening is further formed in the rear barrel body.
7. The washer without inner tub of claim 6, wherein: the water-stirring blades of the front barrel and the rear barrel are of an integral structure to form a reinforcing part for connecting the front barrel and the rear barrel.
8. The washer without inner tub of claim 1, wherein: the other rotating shaft is a hollow shaft and is connected with a water inlet pipeline through a rotating joint.
9. A method of washing laundry in a drum-less washing machine according to any one of claims 1 to 8, wherein: the method comprises the following steps:
firstly, putting clothes and detergent into a washing drum, injecting water into the washing drum, and closing a water outlet;
step two, in the washing stage, the power device starts to operate, and the washing drum starts to roll and wash;
thirdly, in the discharging and dehydrating stage, the power device drives the washing cylinder to run at a high speed, the water discharging opening is opened under the action of centrifugal force, and water is thrown out of the washing cylinder, falls into the water receiving ring and is discharged from the bottom of the water receiving ring;
and fourthly, stopping the operation of the washing drum, closing the valve, completing the washing process or selecting to inject water into the washing drum again, and repeating the second step and the third step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610751939.0A CN107780121B (en) | 2016-08-29 | 2016-08-29 | Washing machine without inner barrel and washing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610751939.0A CN107780121B (en) | 2016-08-29 | 2016-08-29 | Washing machine without inner barrel and washing method |
Publications (2)
| Publication Number | Publication Date |
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| CN107780121A CN107780121A (en) | 2018-03-09 |
| CN107780121B true CN107780121B (en) | 2021-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610751939.0A Active CN107780121B (en) | 2016-08-29 | 2016-08-29 | Washing machine without inner barrel and washing method |
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| CN (1) | CN107780121B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208604368U (en) * | 2018-03-26 | 2019-03-15 | 安徽聚隆传动科技股份有限公司 | A kind of roller free of cleaning with water-moving rib and the roller washing machine with it |
| CN108360218A (en) * | 2018-04-26 | 2018-08-03 | 范光奖 | Washing drum with centrifugation automatic open-close type dewatering hole blockage structure |
| CN112227022B (en) * | 2019-06-28 | 2022-09-23 | 重庆海尔滚筒洗衣机有限公司 | Water inlet structure and washing machine |
| CN117488518A (en) * | 2022-07-26 | 2024-02-02 | 无锡小天鹅电器有限公司 | Inner cylinder structure of clothes treatment device and clothes treatment device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3120279B2 (en) * | 1997-11-07 | 2000-12-25 | 和雄 中田 | Washing machine |
| GB2364716A (en) * | 2000-07-12 | 2002-02-06 | Notetry Ltd | Washing machine with water retentive drum |
| CN101982598A (en) * | 2010-09-09 | 2011-03-02 | 任文涛 | Single drum washing machine with dehydration holes capable of automatically opening and closing |
| CN102877261A (en) * | 2012-10-24 | 2013-01-16 | 任文涛 | Single-tube washing machine |
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2016
- 2016-08-29 CN CN201610751939.0A patent/CN107780121B/en active Active
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| CN107780121A (en) | 2018-03-09 |
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Effective date of registration: 20210804 Address after: 266400 Haier Industrial Park, qianwangang Road, Jiaonan City, Qingdao City, Shandong Province Applicant after: QINGDAO JIAONAN 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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