CN1729921A - Dust-collecting assembly of vacuum cleaner - Google Patents
Dust-collecting assembly of vacuum cleaner Download PDFInfo
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- CN1729921A CN1729921A CN 200410020247 CN200410020247A CN1729921A CN 1729921 A CN1729921 A CN 1729921A CN 200410020247 CN200410020247 CN 200410020247 CN 200410020247 A CN200410020247 A CN 200410020247A CN 1729921 A CN1729921 A CN 1729921A
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- 239000000428 dust Substances 0.000 claims abstract description 148
- 230000004888 barrier function Effects 0.000 claims description 19
- 238000001914 filtration Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000004520 agglutination Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002498 deadly effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention provides a dust-collecting unit of cyclone vacuum cleaner, comprising: a dust-collecting filter for filtering the foreign matters of air; a dust-collecting case for covering said dust-collecting filter and guiding the external air to flow through the dust-collecting filter to be discharged; and a upper cap of dust-collecting case for selectively switch the upper part of said dust-collecting box. In addition, the dust-collecting filter is mounted through the upper and lower parts of said dust-collecting case. The dust-collecting unit with aforementioned structure can avoid the decentralization of dust or foreign matters to improve the dust-collecting efficiency of said dust-collecting unit.
Description
Technical field
The present invention relates to a kind of vacuum cleaner, or rather, relate to a kind of dust-collecting unit of cyclone vacuum cleaner (A suction unit for vacuum cleaner), the dust-collecting filter that is characterized in being installed in collection assembly of dust inside runs through the upper and lower of dust-collecting box and installs.
Background technology
In general, vacuum cleaner is a kind of cleaning appliance, it can produce very strong inhalation power in body of dust collector, and can utilize this inhalation power foreign matter in the usage space and dust etc. to be forced to suck by floor suction nozzle (nozzle), all can use this vacuum cleaner in the most general family recently.This vacuum cleaner can be realized filtration (filtering) process with foreign matter and air separation in the inside of body, then the air of cleaning is discharged into again the outside of body.Therefore vacuum cleaner need possess and is used for filter that the foul atmosphere that has comprised dust or foreign matter that sucks is filtered.
What traditional filter adopted is dust bag made of paper.This dust bag can only make air flow through usually, and makes foreign matters such as dust collect in the inside of dust bag.
But generally,, so just dust bag and foreign matter need be thrown away together, therefore can be caused the waste of material if foreign matter such as stand covered in dust in the aforesaid dust bag.Particularly the dust of dust bag inner accumulated is many more, and it is poor more that dust catching efficiency will become, and this point almost is the deadly defect of this dust bag.Therefore in order to address this problem, developed a kind of vacuum cleaner that adopts the whirlwind dust collection manner now.
Vacuum process to this employing whirlwind dust collection manner is described below.At first, the foul atmosphere that has comprised foreign matter can flow into the inside of the collection assembly of dust that is used for filtering dust or foreign matter.Along with the inflow of foul atmosphere, the inside of above-mentioned collection assembly of dust can produce spiral air flow.By the effect at the inner spiral air flow that produces of above-mentioned collection assembly of dust, dust or foreign matter can collect in the inside of above-mentioned collection assembly of dust.The air of separating with dust or foreign matter has then become afterwards the air that cleans through filtering, and these air can cool off the fan motor (not shown), and then row is to the outside.
Be that the basis is illustrated the vacuum cleaner that adopts the whirlwind dust collection manner below with the accompanying drawing.
Fig. 1 is the side view of common whirlwind (cyclone) the formula vacuum cleaner of prior art, and Fig. 2 is the in-built profile that has shown the collection assembly of dust of vacuum cleaner shown in Figure 1.
As shown in the figure, vacuum cleaner comprises following part, and promptly body 2, and several dust-collection elements are equipped with in its inside, and these parts can compile dust or foreign matter under the effect of the inhalation power that the fan motor (not shown) is produced; Floor suction nozzle 4, the air that it can will comprise dust or foreign matter etc. from the outside sucks; Prolong pipe 6, it is installed in an end and the length of above-mentioned floor suction nozzle 4 and can regulates; Connect flexible pipe 8, it is made with soft certain flexible material that has, and it can make dust or foreign matter move to above-mentioned body 2 via its inside from above-mentioned prolongation pipe 6.
Fan motor (fan motor) (not shown) is equipped with in the inside of above-mentioned body 2, and this fan motor can produce inhalation power by forming vacuum.Also be equipped with in the latter half of body 2 and be used for filtering the collection assembly of dust 10 that sucks dust in air or foreign matter.In addition, the following one wheel pairs 2a that also is equipped with of the latter half of above-mentioned body 2 utilizes this can move above-mentioned body 2 to want place easily to wheel 2a.
The effect of above-mentioned collection assembly of dust 10 is: when the foul atmosphere that has comprised dust or foreign matter that flows into by above-mentioned floor suction nozzle 4 via above-mentioned prolongation pipe 6 with above-mentioned when being connected flexible pipe 8 and flowing into the inside of above-mentioned body 2, above-mentioned collection assembly of dust 10 can filter out dust or foreign matter, then the outside of separating with dust or foreign matter, be discharged to above-mentioned body 2 through the clean air after filtering.
Different with the general mode of utilizing dust bag to carry out control of dust, above-mentioned collection assembly of dust 10 does not need dust bag, and it is to utilize the mode of whirlwind that dust or foreign matter are filtered.That is to say that above-mentioned collection assembly of dust 10 possesses the air inlet of being close to its sidewall and forming, foul atmosphere can flow into along above-mentioned air inlet by the air intake mozzle (not shown) that forms in above-mentioned body 2.Dust that flows into or foreign matter can be on one side along the inwall rotations of above-mentioned collection assembly of dust 10 under the effect of centrifugal force and gravity, and move to the below of above-mentioned collection assembly of dust 10 on one side.
On the other hand, according to the whirlwind theory, extra fine dust and air can rise towards the centre of the above-mentioned collection assembly of dust 10 that produces dust agglutination power.In this case, the filter that fine dust can be installed in the above-mentioned collection assembly of dust 10 filters out, and the exhaust outlet 34 that can pass through through the clean air that filters to form at the top of above-mentioned collection assembly of dust 10 is along the inside of air draft mozzle (not shown) row to above-mentioned body 2.
What flow into above-mentioned body 2 inside can be with said fans motor (not shown) cooling through filtered air, and the air exhausting device 2b of the first half by being positioned at above-mentioned body 2 is discharged to the outside then.Then can all accumulate in the above-mentioned collection assembly of dust 10 with dust or the foreign matter separated through the clean air that filters and discharge.
Above-mentioned vacuum cleaner used after a period of time, and full dust or foreign matter can be amassed in the inside of above-mentioned collection assembly of dust 10.When clearing up these dusts or foreign matter, pick and place above-mentioned collection assembly of dust 10 for the ease of the user, formed handle 10a on the above-mentioned collection assembly of dust 10.In addition, the inside of above-mentioned collection assembly of dust 10 has also formed dividing plate 28, and this dividing plate 28 can be separated into the upper and lower to above-mentioned collection assembly of dust 10, i.e. top control of dust space and control of dust space, bottom.
In addition, aforementioned barriers 28 is symmetrical shape, and the one side has formed the connected entrance (not shown) that control of dust space, top 36 and control of dust space, bottom 38 are connected.
Below with reference to profile shown in Figure 2 effect to above-mentioned collection assembly of dust 10, promptly its process that will be separated into dust or foreign matter and clean air by the foul atmosphere that above-mentioned air inlet 22 flows into gives simple declaration.
At first said fans motor (not shown) can produce inhalation power by rotation, under the effect of this inhalation power, the foul atmosphere that flow into above-mentioned collection assembly of dust 10 inside by above-mentioned air inlet 22 can move to control of dust space, the top of above-mentioned collection assembly of dust 10 36.Flow into the turning effort that control of dust space, above-mentioned top 36 interior air pass through said fans motor (not shown), can form spiral air flow in the inside of above-mentioned collection assembly of dust 10.
Heavier relatively foreign matter in the above-mentioned spiral air flow can drop to the control of dust space, bottom 38 that forms below dividing plate 28 under the effect of gravity.Aforementioned barriers 28 plays a part above-mentioned collection assembly of dust 10 is separated into control of dust space, top 36 and control of dust space, bottom 38.After heavier foreign matter was separated by aforementioned barriers 28 relatively, remaining air can flow into the inside of filter 26 from the side, and these air can be discharged by the exhaust outlet 34 that is positioned at above-mentioned filter 26 tops after above-mentioned filter 26 filters.
Above-mentioned filter 26 be installed in above-mentioned collection assembly of dust loam cake 30 below, wherein above-mentioned collection assembly of dust loam cake 30 can carry out switch selectively to the top of above-mentioned collection assembly of dust 10.Can flow into the inside of engine casing (Eng Cas) (not shown) along the air draft mozzle (not shown) that is connected with said exhaust mouth 34 by the air of said exhaust mouth 34 discharges.These leaked-in airs can cool off said fans motor (not shown), and the said exhaust device 2b of the first half by being positioned at above-mentioned body 2 is discharged to the outside of above-mentioned body 2b then.
If adopt aforesaid above-mentioned collection assembly of dust 10 according to cyclonic principle work, so just do not need to regularly replace dust bag, thereby can cost saving.In addition, owing to can clear up above-mentioned collection assembly of dust 10 at any time, thereby the air of discharge can be kept clean.
But there is following problem in aforesaid prior art.
As mentioned above, in the Cyclonic vacuum duster of prior art, dust or foreign matter etc. accumulates in the above-mentioned collection assembly of dust 10.In the control of dust space, above-mentioned bottom 38 of the above-mentioned collection assembly of dust 10 that is used for collecting dust or foreign matter, dust that volume is relatively large or foreign matter are to be distributed in its inside unevenly, they might disperse again in above-mentioned collection assembly of dust 10, thereby the inhalation power of vacuum cleaner is reduced.
Summary of the invention
The present invention designs in order to address the above problem, and purpose is to provide a kind of collection assembly of dust with following characteristics, promptly is installed in above-mentioned filter in the above-mentioned collection assembly of dust and runs through upper and lower two parts of above-mentioned collection assembly of dust and install.
To achieve these goals, the invention provides a kind of collection assembly of dust of vacuum cleaner, it is characterized in that: at first it comprises with lower member and constituting, i.e. dust-collecting filter, and it can filter airborne foreign matter; Dust-collecting box, it can get up above-mentioned dust-collecting filter cover, and it can guide from outside leaked-in air flows through above-mentioned dust-collecting filter, and then row is to the outside; The dust-collecting box loam cake, it can carry out switch to the top of said dust-collecting case selectively.In addition, above-mentioned dust-collecting filter runs through upper and lower two parts of said dust-collecting case and installs.
Another feature of the present invention is: the dividing plate that its inner space can be separated into upper and lower space is equipped with in the inside of said dust-collecting case.Above-mentioned dust-collecting filter passes the center of aforementioned barriers, runs through upper and lower two parts of said dust-collecting case and installs.The feature of above-mentioned dust-collecting filter is: it promptly is installed in the last dust-collecting filter of the top of aforementioned barriers by constituting with the lower part; Be installed in the below of aforementioned barriers and the following dust-collecting filter that is connected with above-mentioned inside of going up dust-collecting filter.
The above-mentioned feature of dust-collecting filter down is: it is a kind of gauze filter that possesses several tiny holes.
The perhaps above-mentioned feature of dust-collecting filter down is: it is a kind of pleated filters that forms a lot of gauffers; Its diameter is littler than the diameter of above-mentioned upward dust-collecting filter; It tapered (taper), its diameter is more down more little.
In the collection assembly of dust of aforesaid vacuum cleaner of the present invention, above-mentioned dust-collecting filter runs through installing up and down of said dust-collecting case, and it can prevent the scattering foreign matter in the control of dust space, above-mentioned bottom.
In addition, because prior art can not control effectively for the foreign matter in the control of dust space, above-mentioned bottom, thereby these foreign matters can disperse away again, thereby inhalation power is reduced.But in the present invention, for the foreign matter in the control of dust space, above-mentioned bottom is controlled, the length of above-mentioned dust-collecting filter has increased, and its bottom through to said dust-collecting case, therefore the foreign matter that drops in the control of dust space, above-mentioned bottom can be that the center is compiled with the bottom dust-collecting filter of above-mentioned dust-collecting filter, so just can prevent scattering foreign matter, increase the inhalation power of vacuum cleaner.
In addition, because dust or the foreign matter fallen in the control of dust space, above-mentioned bottom can be that the center is compiled with above-mentioned next part dirt filter, therefore can increase the dust quantity of the catch of said dust-collecting case, thereby improve people's desire to purchase.
Description of drawings
Fig. 1 is the side view of common whirlwind (cyclone) the formula vacuum cleaner of prior art;
Fig. 2 is the in-built cross section sketch map that has shown the dust-collecting unit of cyclone vacuum cleaner of prior art;
Fig. 3 is the schematic side view of collection assembly of dust that has adopted the vacuum cleaner of one embodiment of the present of invention;
Fig. 4 is the sketch map of annexation that is used for illustrating the collection assembly of dust of the vacuum cleaner that has adopted one embodiment of the present of invention.
The critical piece description of reference numerals
100: collection assembly of dust 110: dust-collecting box (casing)
120: dust-collecting box loam cake 120a: link slot
130: dust-collecting filter 130a: go up dust-collecting filter (filter)
130b: following dust-collecting filter 132: rotation projection
134: dust-collecting filter liner (packing) 140: dividing plate
150: connected entrance 160: the collection assembly of dust handle
170: control of dust space, top 180: control of dust space, bottom
190: exhaust outlet 200: air inlet
The specific embodiment
With reference to the accompanying drawings the one embodiment of the present of invention that adopted said structure are described in detail.
Fig. 3 is the schematic side view of collection assembly of dust that has adopted the vacuum cleaner of one embodiment of the present of invention, and Fig. 4 is the sketch map of annexation that is used for illustrating the collection assembly of dust of the vacuum cleaner that has adopted one embodiment of the present of invention.
As shown in the figure, the collection assembly of dust of vacuum cleaner of the present invention comprises with lower member and constituting that promptly dust-collecting box 110, and its top is opening; Dust-collecting box loam cake 120, the upper opening place that is installed in said dust-collecting case 110 also can disassemble, and can carry out switch to the top of said dust-collecting case 110 selectively; Dust-collecting filter 130, by the rotation projection 132 be connected said dust-collecting case loam cake 120 below, can the foul atmosphere that comprise dust or foreign matter be filtered.
In addition, a side of aforementioned barriers 140 has formed intercommunicating pore 150, and the control of dust space, top 170 that will describe below this intercommunicating pore 150 can make is interconnected with control of dust space, bottom 180.Above-mentioned intercommunicating pore 150 forms on the outer ring of aforementioned barriers 140, and the inwall of it and said dust-collecting case 110 joins.Flow into and can flow to the control of dust space, above-mentioned bottom 180 that is positioned at aforementioned barriers 140 belows by above-mentioned connected entrance 150 to the dust or the foreign matter of tangential direction rotation by above-mentioned air inlet 200 along the inwall in control of dust space, above-mentioned top 170.
Said dust-collecting case 110 has following structure, promptly as the air inlet 200 of inlet of the foul atmosphere that has comprised dust or foreign matter; The control of dust space, top 170 and the control of dust space, bottom 180 that are separated into by aforementioned barriers 140.The foul atmosphere that flows into by above-mentioned air inlet 200 can be filtered by above-mentioned dust-collecting filter 130, thereby is divided into air and dust or foreign matter two parts.Here, dust of separating or foreign matter can accumulate in the control of dust space, above-mentioned top 170 and control of dust space, bottom 180 of said dust-collecting case inside.
Control of dust space, the top 170 cylindrical shapes of the said dust-collecting case 110 that is connected with above-mentioned air inlet 200, this structure can make foul atmosphere within it portion rotate smoothly.In addition, for the ease of dismounting or mobile said dust-collecting case 110, also formed collection assembly of dust handle 160 on the said dust-collecting case 110.In addition, can be in order to make the foul atmosphere that has comprised dust or foreign matter that flow into said dust-collecting case 110 inside along said dust-collecting case 110 rotations, above-mentioned air inlet 200 forms along the tangential direction of said dust-collecting case 110.
Removable said dust-collecting case loam cake 120 is equipped with on the top of said dust-collecting case 110, and this dust-collecting box loam cake 120 can carry out switch selectively to the opening portion on said dust-collecting case 110 tops.The approximate centre position at said dust-collecting case loam cake 120 tops has formed exhaust outlet 190.Be connected above-mentioned dust-collecting filter 130 below the said dust-collecting case loam cake 120 with after the air filtration by above-mentioned rotation projection 132, these clean airs can be discharged by said exhaust mouth 190.
In addition, the link slot 120a of the certain depth that caves inward has been formed on the top of said dust-collecting case loam cake 120, and this link slot 120a is used for above-mentioned collection assembly of dust 100 is fixed to a part of the syndeton on the body.
Said dust-collecting case loam cake 120 bottom surfaces with said dust-collecting case 110 contacted parts on cap packing (not shown) on the dust-collecting box is housed.Above-mentioned liner not only can prevent to produce friction between said dust-collecting case 110 and the said dust-collecting case loam cake 120, can also keep vacuum state simultaneously, thereby the inhalation power that prevents vacuum cleaner reduces.
In addition, dust-collecting filter 130 is equipped with in the below of said dust-collecting case loam cake 120, is connected in the swivelling chute (not shown) that forms on the bottom surface of said dust-collecting case loam cake 120 connecting projection 132, just above-mentioned dust-collecting filter 130 can be installed.Above-mentioned rotation projection 132 has been formed on the top that is above-mentioned dust-collecting filter 130, and this rotation projection 132 can be connected in the swivelling chute (not shown) that forms on the bottom surface of said dust-collecting case loam cake 120.
Through hole has been formed on the top of above-mentioned dust-collecting filter 130, this through hole be connected with said exhaust mouth 190 and diameter bigger than said exhaust mouth 190.The above-mentioned rotation projection 132 that can be connected with said dust-collecting case loam cake 120 has also been formed on the top of above-mentioned dust-collecting filter 130.In addition, dust-collecting filter liner 134 is equipped with at the top of above-mentioned dust-collecting filter 130, this dust-collecting filter liner 134 can prevent that not only above-mentioned dust-collecting filter 130 and said dust-collecting case loam cake 120 from producing friction, and can prevent to let out through the clean air that filters.
In addition, above-mentioned dust-collecting filter 130 can be divided into following two parts, i.e. the following dust-collecting filter 130b of dust-collecting filter 130a and formation below aforementioned barriers 140 on forming above the aforementioned barriers 140.Above-mentioned upward dust-collecting filter 130a and the above-mentioned inside of dust-collecting filter 130b down are interconnected.Above-mentioned dust-collecting filter 130b down can be a kind of gauze filter that possesses several tiny holes, also can be a kind of pleated filters that forms a lot of gauffers.
In addition, the diameter of the above-mentioned upward dust-collecting filter 130a of above-mentioned dust-collecting filter 130 is bigger than the diameter of above-mentioned dust-collecting filter 130b down, and the diameter of above-mentioned dust-collecting filter 130b down is more down more little, has formed pyramidal structure.
The effect of the Cyclonic vacuum duster with said structure is described below.
As mentioned above, can flow into the inside of said dust-collecting case 100 by above-mentioned air inlet 200 by the foul atmosphere that has comprised dust or foreign matter of suctions such as floor suction nozzle, connection flexible pipe.These foul atmospheres that flow into via above-mentioned air inlet 200 can be along the inwall rotation in control of dust space, above-mentioned top 170, so, dust that those weight are bigger or foreign matter can be pooled in the control of dust space, above-mentioned bottom 180 by the above-mentioned connected entrance 150 that forms in a side of aforementioned barriers 140.
And for the less fine dust of those own wts, they can't the inwall rotation in control of dust space, above-mentioned top 170 at next edge of effect of inhalation power, on one side free-falling, therefore when flowing through above-mentioned dust-collecting filter 130, they can be filtered out.Here, because above-mentioned dust-collecting filter 130b one down is in the control of dust space, above-mentioned bottom 180 that is separated by aforementioned barriers 140, the relative heavier foreign matter that therefore flows to control of dust space, above-mentioned bottom 180 can be that the center is compiled with above-mentioned next part dirt filter 130b.Since relatively heavier foreign matter can outer surface attached to above-mentioned dust-collecting filter 130b down on, therefore can solve the problem that dust or foreign matter upwards disperse.
That is to say that above-mentioned down dust-collecting filter 130b can produce control of dust power, thereby can to make dust be that the center is compiled with above-mentioned next part dirt filter 130b, thereby prevent that dust from dispersing.
Aforesaid scope of the present invention not merely is defined in above-mentioned example, for the those skilled in the art of the industry, is to be that the various deformation processing is made on the basis with the present invention in aforesaid technical scope.
For example, the above-mentioned dust-collecting filter of installing for the upper and lower two parts that run through said dust-collecting case in the above-mentioned example, the upper and lower part dust-collecting filter can all adopt pleated filters, also can all adopt gauze filter.In addition, the length of above-mentioned dust-collecting filter can be according to the efficient of vacuum cleaner or ease of use and is different.
Claims (7)
1, a kind of collection assembly of dust of vacuum cleaner is characterized in that, comprising: i.e. dust-collecting filter, can filter sucking airborne foreign matter; Dust-collecting box can get up above-mentioned dust-collecting filter cover, can guide from outside leaked-in air and flow through above-mentioned dust-collecting filter, and then row is to the outside; The dust-collecting box loam cake can carry out switch to the top of said dust-collecting case selectively; Above-mentioned dust-collecting filter runs through upper and lower two parts of said dust-collecting case and installs.
2, the collection assembly of dust of vacuum cleaner according to claim 1 is characterized in that:
The dividing plate that its inner space can be separated into upper and lower space is equipped with in the inside of said dust-collecting case; Above-mentioned dust-collecting filter passes the center of aforementioned barriers, runs through upper and lower two parts of said dust-collecting case and installs.
3, the collection assembly of dust of vacuum cleaner according to claim 2 is characterized in that:
Above-mentioned dust-collecting filter promptly is installed in the last dust-collecting filter of the top of aforementioned barriers by constituting with the lower part; Be installed in the below of aforementioned barriers and the following dust-collecting filter that is connected with above-mentioned inside of going up dust-collecting filter.
4, the collection assembly of dust of vacuum cleaner according to claim 3 is characterized in that:
Above-mentioned dust-collecting filter down is a kind of gauze filter that possesses several tiny holes.
5, the collection assembly of dust of vacuum cleaner according to claim 3 is characterized in that:
Above-mentioned dust-collecting filter down is a kind of pleated filters that forms a lot of gauffers.
6, according to the collection assembly of dust of each described vacuum cleaner of claim 3 to 5, it is characterized in that:
The diameter of above-mentioned dust-collecting filter down is littler than the diameter of above-mentioned upward dust-collecting filter.
7, according to the collection assembly of dust of each described vacuum cleaner of claim 3 to 5, it is characterized in that:
Above-mentioned dust-collecting filter is tapered down, and its diameter is more down more little.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100202476A CN100484458C (en) | 2004-08-06 | 2004-08-06 | Dust-collecting assembly of vacuum cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100202476A CN100484458C (en) | 2004-08-06 | 2004-08-06 | Dust-collecting assembly of vacuum cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1729921A true CN1729921A (en) | 2006-02-08 |
| CN100484458C CN100484458C (en) | 2009-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100202476A Expired - Fee Related CN100484458C (en) | 2004-08-06 | 2004-08-06 | Dust-collecting assembly of vacuum cleaner |
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| Country | Link |
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| CN (1) | CN100484458C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687095A (en) * | 2018-06-21 | 2018-10-23 | 中航锂电（江苏）有限公司 | Lithium battery is die cut disposal box |
-
2004
- 2004-08-06 CN CNB2004100202476A patent/CN100484458C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687095A (en) * | 2018-06-21 | 2018-10-23 | 中航锂电（江苏）有限公司 | Lithium battery is die cut disposal box |
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| Publication number | Publication date |
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| CN100484458C (en) | 2009-05-06 |
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Granted publication date: 20090506 Termination date: 20110806 |