CN109537244A - A kind of washing ball - Google Patents
A kind of washing ball Download PDFInfo
- Publication number
- CN109537244A CN109537244A CN201910057356.1A CN201910057356A CN109537244A CN 109537244 A CN109537244 A CN 109537244A CN 201910057356 A CN201910057356 A CN 201910057356A CN 109537244 A CN109537244 A CN 109537244A
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- CN
- China
- Prior art keywords
- ball
- washing ball
- inner housing
- washing
- contact point
- 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
- D06F19/00—Washing machines using vibrations for washing purposes
-
- 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
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
Abstract
Present disclose provides a kind of washing ball and charging bases, which includes ball ontology, with shock-damping structure；Built-in power is arranged in the ball ontology and for energizing to be described in washing ball；Ultrasonic generator is electrically connected with the built-in power and is used to generate ultrasonic wave；And humidity sensitive switch, the electric connection state on the ball ontology and for controlling the built-in power Yu the ultrasonic generator is set.The washing ball that the disclosure provides, small volume carry and use conveniently, it is independently of washing machine or laundry facilities, when needing laundry washer, can put into washing machine, auxiliary cleaning is carried out to clothing using ultrasonic wave, to improve the cleaning ability of washing machine or laundry facilities.Humidity sensitive switch in meanwhile can automatically control the start and stop of ultrasonic generator, be more convenient the use of people.
Description
Technical field
This disclosure relates to Portable cleaning device technical field, in particular to a kind of washing ball.
Background technique
The principle of ultrasonic cleaning, which refers to, issues high-frequency oscillation signal by ultrasonic generator, is converted by energy converter
High frequency machinery is vibrated and is traveled in medium (such as cleaning solvent), the forward directed radiation of ultrasonic wave density interphase in cleaning solution,
It flows liquid and generates the micro-bubbles of 50-500 μm of ten hundreds of diameters, the micro-bubble being present in liquid exists
It is vibrated under the action of sound field.These bubbles are formed in the negative pressuren zone of ultrasonic wave longitudinal propagation, growth works as acoustic pressure and in zone of positive pressure
When reaching certain value, bubble is increased rapidly, and is then closed suddenly.And shock wave is generated in bubble closure, it is generated around it
Thousands of a atmospheric pressure destroy insoluble dirt and are scattered in them in cleaning solution, when group's particle is wrapped up in by greasy dirt and stick
In cleaning parts surface, oil is emulsified, solids and disengaging, to achieve the purpose that cleaning part purifies.It is referred to as this
During " cavitation " effect, bubble closure can form the high temperature of several Baidu and the instantaneous pressure more than 1000 air pressures.
Existing ultrasonic washing machine or washing machine structure with ultrasonic wave are more complicated, and expensive, volume is larger,
Using very inconvenient.
Summary of the invention
The disclosure is completed in view of above-mentioned situation in the prior art.It can be in washing machine the purpose is to provide one kind
The ultrasonic wave washing ball of work, the washing ball only need to laundry when investment washing machine in, using and it is easy to carry, meanwhile, this is washed
Clothing ball wants that the start and stop of ultrasonic generator can be automatically controlled.
To achieve the above object, disclosure first aspect provides a kind of washing ball, comprising:
Ball ontology, with shock-damping structure；Built-in power is arranged in the ball ontology, and energizes to be described in washing ball；
Ultrasonic generator is electrically connected with the built-in power to generate ultrasonic wave；And humidity sensitive switch, it is arranged described
On ball ontology, and control the electric connection state of the built-in power Yu the ultrasonic generator.
Optionally, the ball ontology includes inner housing and outer housing from the inside to the outside；
The inner housing constitutes seal cavity by knot, and the outer housing constitutes the shock-damping structure by knot.
Optionally, the outer housing is made by elastic material, and is provided with friction protrusion on the outer housing；The elasticity
Material is any one or combination in silica gel, rubber, plastic cement and silicon rubber.
Optionally, the inner housing includes the first inner housing and the second inner housing, first inner housing and described second
It is connected between inner housing by fastening member.
Optionally, the humidity sensitive switch includes first contact point and the second contact point, first contact point and the second contact point
It is that conductive metal material is made.First contact point and the second contact point are respectively at the lower end and upper end of ontology.
Optionally, the ultrasonic generator includes energy converter, the frequency range for the ultrasonic wave that the energy converter generates
For the KHZ of 20KHZ ~ 100.
Optionally, the energy converter is set to the inside of the inner housing.
Optionally, the energy converter runs through the inner housing, and the outer housing has flow-guiding channel, and the energy converter passes through
The flow-guiding channel is contacted with water or cleaning solution.
Optionally, the washing ball further includes control system, controls the working condition of the ultrasonic generator.
The washing ball that disclosure first aspect provides, small volume are carried and used conveniently, independently of washing machine or are washed
Clothing equipment when needing laundry washer, can put into washing machine, auxiliary cleaning be carried out to clothing using ultrasonic wave, to improve
The cleaning ability of washing machine or laundry facilities.Humidity sensitive switch in meanwhile can automatically control ultrasonic generator
Start and stop are more convenient the use of people.
Disclosure second aspect provides a kind of washing ball charging base, which can be the disclosure first
The washing ball charging that aspect provides.And then it ensure that the sustainable use of washing ball.
Detailed description of the invention
In order to illustrate more clearly of the embodiment of the present disclosure or technical solution in the prior art, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Disclosed some embodiments for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the schematic diagram of the wash mill that embodiment of the disclosure is related to and charging charging base；
Fig. 2 is the structural schematic diagram for the ontology that embodiment of the disclosure is related to；
Fig. 3 is the disassemblying structure figure for the wash mill that embodiment of the disclosure is related to；
Fig. 4 is the bottom surface bottom view for the inner housing that embodiment of the disclosure is related to.
The embodiments will be further described with reference to the accompanying drawings for realization, functional characteristics and the advantage of disclosure purpose.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present disclosure, the technical solution in the embodiment of the present disclosure is carried out clear, complete
Site preparation description, it is clear that described embodiment is only a part of this disclosure embodiment, instead of all the embodiments.Base
Embodiment in the disclosure, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment belongs to the range of disclosure protection.
It should be noted that if relating to directionality instruction in the embodiment of the present disclosure, then directionality instruction is only used for solving
Relative positional relationship, the motion conditions etc. between component each under a certain particular pose are released, if the particular pose changes
When, then directionality instruction also correspondingly changes correspondingly.
Referring to Fig. 1, embodiment of the disclosure provides a kind of washing ball 100(and is also referred to as washing ball 100 hereinafter), in use,
The washing ball 100 can be put into clothing into washing machine, when washing machine cleans clothing, which can be with
Clothing is further cleaned by means of its ultrasonic wave generated, to improve the cleaning ability of washing machine.The washing ball 100 it is only
It stands on washing machine and exists, only need to just be put into washing machine when cleaning clothing, in this way, relative to large-scale complicated ultrasound
The ultrasonic wave laundry of low cost may be implemented for wave washing machine complete machine.The shape of the washing ball 100 is not particularly limited, such as
It can be preferably spherical in the disclosure for spherical shape, cube shape etc..The size of the washing ball 100 is also without special limitation, symbol
Close portable and relative to the lesser feature of washing machine size, such as its radius of a ball can be 15mm to 50mm.
In addition, in other examples, washing ball 100 can also be fed into the containers such as basin/bucket for clothing (example
Such as smallclothes underwear, socks) carry out ultrasonic cleaning.
In some instances, washing ball 100 may include ball ontology 1, with shock-damping structure；Built-in power 2, setting
In the ball ontology 1 and for being energized to be described in washing ball 100；Ultrasonic generator 3, with the built-in power 2
It is electrically connected and is used to generate ultrasonic wave；And humidity sensitive switch 4, it is arranged on the ball ontology 1 and for controlling in described
Set the electric connection state of power supply 2 Yu the ultrasonic generator 3.
In some instances, the main function of ball ontology 1 is that entire washing ball 100 provides external support effect, i.e., sharp
In being supported/placing for device/element need to be disposed to the various of washing ball 100.Its shape and manufacture material are without special
Limitation.The shock-absorbing function of above-mentioned shock-damping structure is mainly embodied by elastic material, and the type of these elastic materials does not limit especially
System, such as any one in silica gel, rubber, plastic cement and silicon rubber or can combine, in washing ball 100, preferably
One layer of elastic silica gel is arranged outside ball ontology 1 may make up the shock-damping structure.In other examples, which may be used also
To be embodied with specific structures such as elastic mesh enclosure, elastic rack and interior plus springs.
In some instances, referring to Fig. 3, humidity sensitive switch 4 includes first contact point 40 and the second contact point 41, the first contact
Point 40 and the second contact point 41 are that conductive metal material is made.First contact point 40 and the second contact point 41 can be respectively at this
The lower end and upper end of body 1.In the washing stage of washing machine, after putting into wash mill 100, discharged water to washing machine until while flooding
Behind first contact point 40 and the second contact point 41, ultrasonic generator 3 and built-in power 2 is connected in humidity sensitive switch 4 immediately, in turn
Start ultrasonic generator 3 and generates ultrasonic wave；In the water smoking of washing machine, water slowly takes off, first contact point 40 and
Two contact points 41 are no longer turned on, and then washing ball 100 stops generating ultrasonic wave.
It is worth noting that being in fact equivalent to enables washing ball 100 automatically according to washing machine after setting humidity sensitive switch 4
Washing mode started or closed down.The routine use habit for meeting very much consumer, i.e., need to only put into together with clothing and wash
In clothing machine.
In addition, above-mentioned first contact point 40 and the second contact point 41 can also have other shapes or construction, as long as being able to satisfy
Conduction.Aforementioned first contact point 40 and the second contact point 41, which can be respectively at the lower end of ontology 1 and upper end, to be advantageous in that,
Humidity sensitive switch 4 can in this way, which can guarantee, at least can just be connected in the case where the half of wash mill 100 is submerged.Because if
Two contact points at a distance of too close, then likely result in wash mill 100 only have seldom part occur as soon as conducting when being submerged and
The case where generating ultrasonic wave.
In some instances, referring to fig. 2, ball ontology 1 may include inner housing 10 and outer housing 11 from the inside to the outside, it is described in
Shell 10 can constitute seal cavity by knot, and then can dispose related device/element of washing ball 100.Such as it is aforementioned built-in
Power supply, ultrasonic generator can be placed in the seal cavity of inner housing 10, and then realize the function of waterproof.It is aforementioned outer
Shell 11 can be by configurations/arrangements at the shock-damping structure, namely entire outer housing 11 realizes the damping function to washing ball 100
Energy.Optionally, which is made by elastic material.In addition, and multiple rub can be set on the outer housing 11
Protrusion 110 is wiped, when outer housing 11 is made by silica gel, which is also silica gel protrusion, the i.e. friction protrusion 110
It can be with outer housing 11 integrally formed.The friction protrusion 110 is mainly used in washing machine carrying out friction cleaning to clothing,
Promote cleaning effect.Certainly, in other examples, friction protrusion 110 can not no longer go to live in the household of one's in-laws on getting married herein with 11 same material of outer housing
It states.
In some instances, referring to Fig. 3, inner housing 10 may include the first inner housing 101 and the second inner housing 102.The
One inner housing 101 and the second inner housing 102 can be two symmetrical hemispheres.First inner housing 101 and described second
It can be connected by fastening member between inner housing 102.The type of the fastening member is not particularly limited, such as can be spiral shell
Silk, screw and bolt etc..There can be multiple internal thread holes 1020 in the second inner housing 102, and in the first inner housing 101
Can have multiple through-holes 1010 corresponding with each internal thread hole, fastening member (such as screw) pass through after through-hole 1010 with it is interior
Threaded hole 1020 carries out the fixation that is spirally connected, and then is stably connected with the first inner housing 101 and the second inner housing 102.In addition, to each
A through-hole 1010 can be sealed processing, such as the corresponding sealing glue of titration, so make inner housing 10 formed one it is hollow
Seal cavity.
It is worth noting that inner housing 10 being arranged to the first inner housing 101 and the second inner housing 102 detachably combines
Reason is that the convenience of assemble flow or maintenance are quick detachable.In other examples, inner housing 10 is also possible to integrally formed.
In addition, the material of inner housing 10 is not particularly limited, it is preferably ABS engineering plastics in washing ball 100.
In some instances, the ultrasonic generator 3 may include driver and at least one energy converter, the driving
Device can also claim driving circuit, may include the oscillating circuit, power amplification circuit and output matching circuit being sequentially connected electrically, institute
Oscillating circuit is stated for generating set specific frequency signal, the power amplification circuit is described for amplifying the set specific frequency signal
Output matching circuit is used to the set specific frequency signal being transferred to the energy converter so that the energy converter generates corresponding frequencies
Ultrasonic wave.
In addition, aforementioned set specific frequency signal is that can be sinusoidal signal, it is also possible to pulse signal.Energy converter generates super
The frequency of sound wave can be in the KHZ of 20KHZ ~ 100.The type of the energy converter is it is not also specifically limited, for example can be electromagnetic sound transducing
Device, electrostatic transducer, mechanical type ultrasonic transducer, magnetostrictive transducer and PZT (piezoelectric transducer) etc..It is excellent in washing ball 100
It is selected as Piezoelectric energy converter.
In some instances, the energy converter may be disposed at the inside of the inner housing 10, namely entire energy converter is in
In the seal cavity of inner housing 10, and by seal protection.At this point, in view of attenuation characteristic, inner casing in ultrasonic wave communication process
It is that sound translative performance is preferable (i.e. the attenuation degree caused by ultrasonic wave is small) that the material of body 101, which should ensure that ultrasonic wave, is being done washing
In ball 100, inner housing 10 made from ABS engineering plastics can satisfy this point.In addition it is also contemplated that outer housing 11 is to ultrasonic wave
Decaying, i.e. the material of outer housing 11 also should be that sound translative performance is preferable.
It may be damaged because of collision etc. it is worth noting that energy converter is integrally placed in inner housing 10 and reduces energy converter
Probability, while also avoid energy converter for a long time exposure and may be by the corrosiveness of air/liquid etc..
It is, of course, understood that above-mentioned energy converter may also extend through the inner housing 10, such as when energy converter is piezoelectricity pottery
It, can be by entire energy converter through/insertion inner housing 10 when porcelain formula energy converter.Piezoelectric ceramic type energy converter may include vibration end
Portion's (not shown), the vibration end are the concrete position for generating ultrasonic wave, and energy converter is after/insertion inner housing 10, i.e. phase
When being exposed in end will be vibrated.Accordingly, can have flow-guiding channel 111, the piezoelectric ceramic type on outer housing 11 at this time
Energy converter (specifically referring to vibration end) can be contacted by the flow-guiding channel 111 with water or cleaning solution.Also i.e. by vibration end
Portion is exposed to water or cleaning solution suffers, and the ultrasonic wave generated in this way can not lossy fashion directly act on water or cleaning solution, clearly
It is preferable to wash effect.
The quantity and size of above-mentioned flow-guiding channel are not particularly limited, and are preferably that a water conservancy diversion is logical in wash mill 100
The cross-sectional area in road 111, the vibration end of the size (cross-sectional area) and energy converter of the flow-guiding channel is roughly the same.
Also it is worth noting that, specific on inner housing 10 of energy converter is not particularly limited through/embedded location, at this time
The quantity of energy converter be also not particularly limited.
In some instances, washing ball 100 can also include control system 5, can be used for controlling the ultrasonic wave and occur
The working condition of device 3, such as when washing ball 100 is not placed in washing machine, and is placed in the devices such as basin, bucket,
Control system can set/control the scavenging period of washing ball 100.
In some instances, mainly single-chip microcontroller in the inner is controlled control system 5 as core to include, such as can be with
Pre-programmed timing routine is carried out to single-chip microcontroller.Control system 5 can be laid in by single-chip microcontroller and other peripheral function chips or circuit
It is formed on circuit board.
In some instances, control system 5 may include that the type of wireless communication unit is not particularly limited, such as can be with
It is wireless infrared communication type, bluetooth communication type and less radio-frequency type (RF).It is preferably bluetooth in washing ball 100
Wireless communication unit.Wireless communication unit may include signal receiver, signal projector and signal processor.Aforementioned signal
Receiver, signal projector and signal processor are also to be realized with chip or circuit.
In addition, the wireless communication unit can be with remote controler, mobile phone, PDA(palm PC) and other intelligent terminals it is logical
News or connection.Mobile phone control, such as the difference of the amount according to clothing to be washed are preferably by washing ball 100, it is required
The frequency and power of ultrasonic wave would also vary from.In this way by wireless communication unit can remote adjustment frequency or power,
It is very convenient.
Specifically, for example using in mobile phone APP or APP subsidiary small routine control.Aforementioned signal receiver receives
After control signal from mobile phone, which can be sent to signal processor, signal processor to the control signal into
Aforementioned single-chip microcontroller is sent to by signal projector again after the processing such as row amplification, shaping, single-chip microcontroller can pass through output interface
What (pinned, cassette, contact, stitch) obtained after decoding to above-mentioned control signal instructs and controls other device/dresses
It sets etc. (such as ultrasonic generator 3), specifically such as adjusts ultrasonic frequency or power.
Generally speaking, the washing ball 100 that disclosure first aspect provides, small volume carry and use conveniently, independence
In washing machine or laundry facilities, when needing laundry washer, washing machine can be put into, clothing assist using ultrasonic wave clear
It washes, to improve the cleaning ability of washing machine or laundry facilities.Humidity sensitive switch 4 in meanwhile can automatically control ultrasound
The start and stop of wave generating device 3 are more convenient the use of people.
Referring to Fig. 1, disclosure second aspect provides a kind of wash mill charging base 200, wash mill charging bottom
Seat 200 can charge for aforementioned washing ball 100.And then it ensure that the sustainable use of washing ball 100.
It is worth noting that in some instances, type, quantity and the model of built-in power 2 are not specially limited, example
It can be such as dry cell, lead storage battery, lithium battery and fuel cell, and in washing ball 100 be preferably chargeable lithium
Battery.Above-mentioned charging base 200 to the charging modes of built-in power 2 it is not also specifically limited, for example can for wireless charging with
And contact charging.Wherein the mode of wireless charging may include the induction charging of example, magnetic resonance charging and wireless
The charging of electric wave formula.
In some instances, the charging modes in washing ball 100 are preferably contact charging, for example, with reference to Fig. 1 and Fig. 4,
One contact ring plate 112 can be set on outer housing 11, which can be with the first contact point in aforementioned humidity sensitive switch
40 common realization contact chargings.It can be found that first contact point 40 actually assumes responsibility for two kinds of functions at this time.This is mainly
The effect that material is saved can also be individually for above-mentioned contact ring plate 112 and be arranged one being individually used for certainly in other examples
Contact contact, contact, the contact etc. of charging.
In addition, there are two corresponding contact points 201, charging base 200 can be connected to other for setting on charging base 200
Power supply device or alternating current.Only need for washing ball 100 to be placed on charging base 200 in this way, allow first contact point 40 and contact ring
Piece 112 contacts a contact point 201 respectively and contacts the charging that can be completed to built-in power 2.
The advantages of basic principles and main features and the disclosure of the invention have been shown and described above, for this field skill
For art personnel, it is clear that the present disclosure is not limited to the details of above-mentioned exemplary embodiment, and without departing substantially from the disclosure spirit or
In the case where essential characteristic, the disclosure can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present disclosure by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the disclosure
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of washing ball characterized by comprising
Ball ontology, with shock-damping structure；
Built-in power is arranged in the ball ontology, and energizes to be described in washing ball；
Ultrasonic generator is electrically connected with the built-in power to generate ultrasonic wave；And
Humidity sensitive switch is arranged on the ball ontology, and controls the electricity of the built-in power Yu the ultrasonic generator
Property connection status.
2. washing ball as described in claim 1, which is characterized in that
The ball ontology includes inner housing and outer housing from the inside to the outside；
The inner housing constitutes seal cavity by knot, and the outer housing constitutes the shock-damping structure by knot.
3. washing ball as claimed in claim 2, which is characterized in that
The outer housing is made by elastic material, and is provided with friction protrusion on the outer housing；
The elastic material is any one or combination in silica gel, rubber, plastic cement and silicon rubber.
4. washing ball as claimed in claim 2, which is characterized in that
The inner housing includes the first inner housing and the second inner housing, is led between first inner housing and second inner housing
Cross fastening member connection.
5. washing ball as described in claim 1, which is characterized in that
The humidity sensitive switch includes first contact point and the second contact point, and first contact point and the second contact point are metallic conduction
Material is made；First contact point and the second contact point are respectively at the lower end and upper end of ontology.
6. washing ball as described in claim 1, which is characterized in that
The ultrasonic generator includes energy converter, and the frequency range for the ultrasonic wave that the energy converter generates is 20KHZ ~ 100
KHZ。
7. the washing ball as described in claim 2 or 6, which is characterized in that
The energy converter is set to the inside of the inner housing.
8. the washing ball as described in claim 2 or 6, which is characterized in that
The energy converter runs through the inner housing, and the outer housing has flow-guiding channel, and the energy converter is logical by the water conservancy diversion
Road is contacted with water or cleaning solution.
9. washing ball as described in claim 1, which is characterized in that further include:
Control system controls the working condition of the ultrasonic generator.
10. a kind of washing ball charging base, which is characterized in that
The washing ball charging base is the charging of washing ball described in claim 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910057356.1A CN109537244A (en) | 2019-01-19 | 2019-01-19 | A kind of washing ball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910057356.1A CN109537244A (en) | 2019-01-19 | 2019-01-19 | A kind of washing ball |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109537244A true CN109537244A (en) | 2019-03-29 |
Family
ID=65838006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910057356.1A Withdrawn CN109537244A (en) | 2019-01-19 | 2019-01-19 | A kind of washing ball |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109537244A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029470A (en) * | 2019-04-19 | 2019-07-19 | 陈光达 | A kind of washing machine with the washboard palm |
| EP4072744A4 (en) * | 2019-12-30 | 2023-12-20 | Honein, Tanios, Victor | Acoustic transducer system |
-
2019
- 2019-01-19 CN CN201910057356.1A patent/CN109537244A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029470A (en) * | 2019-04-19 | 2019-07-19 | 陈光达 | A kind of washing machine with the washboard palm |
| EP4072744A4 (en) * | 2019-12-30 | 2023-12-20 | Honein, Tanios, Victor | Acoustic transducer system |
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Application publication date: 20190329 |
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