CN1296001C - Electric dust collector - Google Patents
Electric dust collector Download PDFInfo
- Publication number
- CN1296001C CN1296001C CNB2004100492089A CN200410049208A CN1296001C CN 1296001 C CN1296001 C CN 1296001C CN B2004100492089 A CNB2004100492089 A CN B2004100492089A CN 200410049208 A CN200410049208 A CN 200410049208A CN 1296001 C CN1296001 C CN 1296001C
- Authority
- CN
- China
- Prior art keywords
- filter
- dust collector
- air
- ozone generator
- commutator motor
- 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.)
- Expired - Fee Related
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
- A47L7/04—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids for using the exhaust air for other purposes, e.g. for distribution of chemicals in a room, for sterilisation of the air
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/12—Dry filters
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/20—Means for cleaning filters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/202—Ozone
Landscapes
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electric Suction Cleaners (AREA)
- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
The vacuum cleaner includes a hose connection port provided at the front end of a vacuum cleaner body and connecting a connection hose, an exhaust port provided at the vacuum cleaner body, the blower commutator motor provided in the vacuum cleaner body, a filter provided in an air passage between the commutator motor and the exhaust port and an ozone generator provided in an air passage from the filter to the exhaust port and adjacent to the filter. The ozone generator is controlled to be operated in a predetermined time period after a blower is stopped. To provide a vacuum cleaner allowing sterilization of a filter disposed on the downstream side of a blower commutator motor.
Description
Technical field
The present invention relates to a kind of electric dust collector, especially relate to the degerming of the filter that between the blower-use commutator motor of body of dust collector and exhaust outlet, is provided with.
Background technology
In the former electric dust collector, the air that comprises dust from the suction inlet suction, after entering dust storage chamber and removing dust, by pressure fan, blower-use motor, disperse to give outside machine deflationary emitting to carry out exhaust (opening the 2001-178664 communique) with reference to the spy with exhaust outlet with exhaust outlet and the backflow of air being delivered to the backflow stream with dust bag.And, in this electric dust collector, with former general structure similarly, the blower-use motor adopts commutator motor.This commutator motor is because contacting of running and carbon brush by motor and commutator produces carbon dust and disperse.In return air, contain carbon dust, then can produce by getting back to ground and pollute the problem on the ground of cleaning with the return air of suction nozzle.Therefore, in the electric dust collector before above-mentioned, return air is refluxed with the path of not passing through commutator motor, and the filter that the air of emitting outside machine is used via the collection carbon dust is emitted.But, the electric dust collector of Gou Chenging like this, the return air amount is more than the amount of deflating, so the inadequate problem of the cooling of commutator motor is arranged.
Therefore, the exhaust gas recirculation formula electric dust collector of market sale recently, the cooling that will the whole air after the dust storage chamber dedusting be used in commutator motor will have been cooled off the air behind the commutator motor again and has been split into return air and deflate, and be directed to separately exhaust outlet through separately filter.
But, in the exhaust gas recirculation formula electric dust collector of this market sale,, do not implement special the processing about the degerming of the filter in blower-use motor downstream.Therefore, the consumer is more and more higher for the requirement of the degerming of filter.
In addition, as the degerming method in the former electric dust collector, for kill insects such as the assorted bacterium that comprises in the dust that accumulates in dust storage chamber or louse, use added the medicament that sterilization and disinsection uses dust bag as the dust bag that is arranged in the dust storage chamber.And, in order to remove the stench that produces from the dust that accumulates in dust storage chamber, in dust storage chamber, wait the odor removal filter that is provided with the physical absorption odor pollutant.
But above-mentioned odor removal filter need be implemented chemicals treatment to object's position, and cost is very high.And above-mentioned odor removal filter is because the character of physical absorption odor pollutant needs periodic replacement.
Thereby the ozone of having considered to be conceived to obtain confirming (O3) has the situation of science deodorization and bactericidal action, and the control of dust suction inlet that connects flexible pipe freely in loading and unloading is provided with the scheme (opening flat 1-118750 communique with reference to real) of ozone generator.
But, even this method is applied to the exhaust gas recirculation formula electric dust collector of above-mentioned market sale, because ozone generator and the distance that is configured between the filter in downstream of blower-use motor are very long, so can not carry out the degerming of this filter.
Summary of the invention
The present invention is for carrying out in view of this problems of the prior art, and purpose is to provide a kind of electric dust collector that can be configured in the degerming of the filter in the downstream of blower-use commutator motor.
Electric dust collector of the present invention, in order to solve above-mentioned problem, it is characterized in that: have the connection flexible pipe that is used for connecting the leading section that is arranged on body of dust collector the flexible pipe connector, be arranged on exhaust outlet on the body of dust collector, be arranged in the body of dust collector and have carbon brush the blower-use commutator motor, be arranged on from commutator motor to the air exhaust air stream and be used for collecting above-mentioned carbon brush carbon dust filter and from this filter to the air exhaust air stream and be near the ozone generator that is provided with this filter downstream; The mode of being fixed time after this ozone generator stops with the running pressure fan is controlled.
In addition, in foregoing invention, also can: electric dust collector is an exhaust gas recirculation formula electric dust collector, above-mentioned exhaust outlet separation forms the backflow exhaust outlet of using to flexible pipe connector return air, with use exhaust outlet to emitting of the indoor usefulness that deflates, above-mentioned filter separation forms return air and uses filter with filter with deflating, and above-mentioned ozone generator is configured at least from return air and uses the air exhaust air stream to refluxing with filter.
According to the present invention, to the air exhaust air stream, filter is being set from commutator motor, so the carbon dust that produces owing to the running commutator motor is filtered the device collection.Therefore, can in body of dust collector, dwindle the scope that carbon dust pollutes.And, because from carbonaceous powder not in the exhaust of the body of dust collector stream, so carbon dust can not disperse cleaning very indoor.And, can be by from the downstream of filter and be in the ozone that near dispose the filter ozone generator produces and remove attached to the assorted mushroom on the filter in the downstream of commutator motor.Promptly, stop back running institute by ozone generator in cleaning running and fix time, during this period from ozone generator to the filter ozone supply, carry out the degerming of filter.And, since on ozone generator non-cohesive carbon dust or dust, produce short circuit so needn't worry to be applied with the electrode of the ozone generator of high tension voltage.And, suppose near the upstream side of filter, ozone generator to be installed, then in the dust catcher operation process, can be always to filter ozone supply, degerming always.But, the carbon dust that might commutator motor produces attached on the electrode of ozone generator and produce short circuit, smolder, accident such as on fire.
In addition, be applied in the present invention under the situation of exhaust gas recirculation formula electric dust collector, to refluxing, ozone generator is being set with filter from return air with the air exhaust air stream, then return air can be by degerming, so eliminated owing to return air makes the ground danger of bacterial adhesion in cleaning.And, owing to the return air that the most return air that accounts for exhaust is used uses filter by degerming, so can improve bacteria-eliminating efficacy expeditiously by enough this ozone generators.And, because the return air that air capacity is Duoed than the amount of deflating is by degerming, so the breeding of the bacterium that can suppress expeditiously to mix.
In addition, be applied in the present invention under the situation of exhaust gas recirculation formula electric dust collector, to refluxing and from deflating, to emitting, ozone generator is being set respectively with filter from return air with the air exhaust air stream with filter with the air exhaust air stream, then therefore return air has been eliminated owing to return air makes the danger of bacterial adhesion on cleaning ground by degerming.And, owing to deflate also, be dispersed in indoor danger via deflating so eliminated bacterium by degerming.
Description of drawings
Fig. 1 is the stereoscopic figure of body of dust collector of the electric dust collector of embodiments of the invention.
Fig. 2 is the vertical view of the state after the upper casing of this body of dust collector is pulled down.
Fig. 3 is the front section view of this body of dust collector.
Fig. 4 is the cutaway view of IV-IV line among Fig. 1.
Fig. 5 be not on showing lens the state of external force action, the cutaway view of V-V line among Fig. 1.
Fig. 6 be effect has external force on showing lens state, the cutaway view of V-V line among Fig. 1.
Among the figure: the 1-body of dust collector, 3-flexible pipe connector, 3a-suction inlet, 3b-refluxing opening, 7-are emitted and are used exhaust outlet, the 13-commutator motor, the 14-pressure fan, 16-return air filter, 17-ozone generator, 18-reflux and use outlet.
The specific embodiment
Below, according to Fig. 1～Fig. 6 embodiments of the invention are described.Fig. 1 is the stereoscopic figure of body of dust collector of the electric dust collector of embodiments of the invention.Fig. 2 is the vertical view of the state after the upper casing of this body of dust collector is pulled down.Fig. 3 is the front section view of this body of dust collector.Fig. 4 is the cutaway view of IV-IV line among Fig. 1.Fig. 5 be not on showing lens the state of external force action, the cutaway view of V-V line among Fig. 1.Fig. 6 be effect has external force on showing lens state, the cutaway view of V-V line among Fig. 1.And among Fig. 2 and Fig. 3, solid line or dotted arrow are represented the flow direction of air.
The electric dust collector of embodiment, on the flexible pipe connector 3 of body of dust collector shown in Figure 11, connect have air-breathing stream and a backflow stream be connected flexible pipe (not shown), connect ground at its leading section and use with suction nozzle (not shown).
Body of dust collector 1, as shown in Figure 1, the housing 2 that forms the outer wall of body of dust collector 1 is divided into upper casing 2a and lower casing 2b.And, form the flexible pipe connector 3 that connects flexible pipe (not shown) at the leading section of housing 2.Form suction inlet 3a and refluxing opening 3b (with reference to Fig. 2) at flexible pipe connector 3.When connecting flexible pipe on flexible pipe connector 3, suction inlet 3a is communicated with the air-breathing stream that is connected flexible pipe, and refluxing opening 3b is communicated with the backflow stream that is connected flexible pipe.
In addition, the upper front end at body of dust collector 1 is installed with the handle 5 that is used to carry body of dust collector 1.And on the upper casing of body of dust collector 1, running display part 20 is being set.And, in the rear side of body of dust collector 1 trailing wheel 6 that is used for mobile body of dust collector 1 is installed.The central portion of trailing wheel 6 is used as emits emitting with exhaust outlet 7 of usefulness with the part of air that is inhaled in the body of dust collector 1 to the outside.
The following describes dust catcher inside.As shown in Figure 2, be formed with dust storage chamber 11 in the inside of the suction inlet 3a of flexible pipe connector 3.In this dust storage chamber 11 dust bag 12 is installed, the dust that is sucked with suction nozzle by ground is removed by this dust bag and is accumulated.And, the pressure fan 14 that is driven by commutator motor 13 is installed at the rear portion of dust bag 12.Commutator motor 13 is configured in the rear portion side of pressure fan 14, with whole air of blowing out from pressure fan 14 by in the carriage 13a of commutator motor 13 and the form of cooling off commutator motor 13 form.And, the outlet 13b that the outside that the air that will cool off commutator motor 13 is discharged to carriage 13a is used is being set on carriage 13a.And, power cord accommodation portion 19 is being set at the rear portion of commutator motor 13.
In addition, below commutator motor 13, deflating with filter 15 of carbon dust that air that the outside that is used for removing whereabouts body of dust collector 1 emits comprises is being set.Deliver to the air that deflates with filter 15 from the outlet 13b of carriage 13a, be the part of air that blows out from pressure fan 14, discharge (with reference to Fig. 3) from the exhaust outlet (emit and use exhaust outlet) 7 that the central portion at trailing wheel 6 forms.
In addition, at the left surface of commutator motor 13, be provided with to be used for removing and removing return air behind the dust, that be back to the carbon dust that ground comprises with the air of suction nozzle with filter 16 by dust bag 12.And this return air with the downstream of filter 16, return air is being provided with the ozone generator 17 that is applied in high tension voltage near with filter 16.Below ozone generator 17, be provided with the exhaust outlet (reflux use exhaust outlet) 18 of return air to the refluxing opening 3b of flexible pipe connector 3 air-supply usefulness.
Below, the formation around the running display part 20 on the top that is arranged on commutator motor 13 is described.
Running display part 20 by be installed in cover of upholstery 22 on the upper casing 2a that constitutes mild circular arc, a part from this cover of upholstery 22 be exposed to cover of upholstery above the formations such as pedestal 60 of brace table of luminous component 30, the lens carrier 40 that is used to assemble luminous component 30, the substrate 52 that light-emitting component (LED) 51 is installed, the erecting bed that forms substrate 52 and lens carrier 40.
Below the installation sheet portion 32 of lens carrier 40 support luminous components 30, luminous component 30 is clamped in and the cover of upholstery 22 of upper casing 2a between, have the upper wall 41 that forms the mild circular arc identical and the wall 42 that hangs down of the periphery formation of wall 41 in the above with the cover of upholstery 22 of upper casing 2a.And, this lens carrier 40, its lower end of hanging down wall 42 is supported and fixed on (with reference to Fig. 4) on the pedestal 60.And lens carrier 40 has the diffusion wall 43 around LED51.The left and right sides wall 43a of this diffusion wall 43 is expansion ground inclination (with reference to Fig. 4) upward for diffused light, and front and rear wall 43b is vertically formed (with reference to Fig. 5).And, on lens carrier 40, at the front and rear wall 43b of this diffusion wall 43 with hang down and be formed with the 1st reinforced wall 44 and the 2nd reinforced wall 45 between the wall 42.
And as shown in Figure 5, the gap s1 between the lower end of the diffusion wall 43 of the top and lens carrier 40 of substrate 52 forms with institute's sizing (for example 1.5mm).And, facial on pedestal 60, be formed with near outstanding upward the 3rd reinforced wall 62 and the 4th reinforced wall 63 in the position front and back of substrate 52.Gap s2 between the lower end of the upper end of the 3rd reinforced wall 62 and above-mentioned the 1st reinforced wall 44 forms with institute's sizing (for example 0.5mm), and the gap s3 between the lower end of the upper end of the 4th reinforced wall 63 and above-mentioned the 2nd reinforced wall 45 also forms with institute's sizing (for example 0.5mm).In addition, s2 and s3 are same size, and littler than s1.
Action to the electric dust collector that as above constitutes describes below.
Switch (not shown) is connected on hand, then pressure fan 14 runnings, and beginning sucks the air that comprises dust by ground with suction nozzle.From the air that flexible pipe connector 3 sucks in the body of dust collector 1, deliver to dust bag 12 from suction inlet 3a, by dust bag 12 dedustings.Then, by delivering to the periphery of commutator motor 13 in the carriage 13, cool off commutator motor 13 from pressure fan 14.At this moment, commutator motor 13 is owing to contacting of carbon brush and commutator produces carbon dust.This carbon dust is included in the air of cooling commutator motor 13, is discharged to the outside of carriage 13a from outlet 13b.Cooled off more than half part of the air that includes carbon dust behind the commutator motor 13, after removing carbon dust by return air with filter 16, by ozone generator 17, be back to the ground suction nozzle with exhaust outlet (connected entrance) 18 via the refluxing opening 3b of flexible pipe connector 3, the backflow stream of connection flexible pipe etc. from refluxing.
In addition, cooling commutator motor 13 also contains the remainder of the air of carbon dust, remove carbon dust with deflating with filter 15 after, be released to the outside via emitting with exhaust outlet 7.Like this, the air of discharging from pressure fan 14 all is used to cool off commutator motor 13, so can not produce the problem of the cooling lack of air of commutator motor 13.And by emitting the part of air that is inhaled into body of dust collector 1, the temperature that can avoid cooling off the air of commutator motor 13 rises.
In addition, return air is set with filter 16, can prevents that carbon dust and dust are attached on the electrode that is applied with high tension voltage of ozone generator 17, avoid the short circuit accident of ozone generator 17 by downstream at commutator motor 13.And, because the air of carbon dust has been removed in the suction nozzle backflow earthward, so can not pollute cleaning ground.
Then, utilize on hand switch to stop the cleaning running after, after the running of pressure fan 14 stops, with fixed short time (for example about 5 seconds) running ozone generator 17.Thus, the ozone that is generated by ozone generator 13 encases return air with filter 16, utilizes the bactericidal action of ozone to carry out the degerming of return air with filter 16.Thus, can not clean particle-bound bacteria on the ground owing to return air.
In addition, because the running display part 20 of present embodiment constitutes as mentioned above, so when on lens section 31 or cover of upholstery 22, acting on downward external force F, the hanging down wall 42 of this external force F scioptics support 40 and bearing by pedestal 60.And, even owing to external force action F makes lens section 31 or cover of upholstery 22 bendings, because the gap s1 between the lower end of the wall 43 that hangs down of the top and lens carrier 40 of substrate 52 is bigger than the gap s3 between the lower end of the upper end of gap s2 between the lower end of the upper end of the 3rd reinforced wall 62 and above-mentioned the 1st reinforced wall 44 and the 4th reinforced wall 63 and above-mentioned the 2nd reinforced wall 45, so with before substrate 52 contacts, the 1st reinforced wall 44 and the 2nd reinforced wall 45 contact with the 3rd reinforced wall 62 and the 4th reinforced wall 63 at the diffusion wall 43 of lens carrier 40.Therefore, diffusion wall 43 can directly not run into substrate 52 (with reference to Fig. 6).Therefore, even lens section 31 or cover of upholstery 22 are subjected to downward external force F and bending, this downward external force F can not act on the substrate 52 via diffusion wall 43 yet.And, in the former structure, the structure that does not have above-mentioned wall the 42, the 1st～the 4th reinforced wall 44,45,63,64 that hangs down, if so on lens section 31 or cover of upholstery 22, act on downward external force F, then there is diffusion wall 43 to contact and the problem of wounded substrate 52 with substrate 52, but, can solve such problem according to present embodiment.
In the above-described embodiments, because the amount of deflating is lacked than the return air amount, so ozone generator is not set, but can improves bacteria-eliminating efficacy yet, and ozone generator is set in the downstream that deflates with filter 15 for further in the downstream that deflates with filter 15.
Claims (3)
1. electric dust collector is characterized in that having:
Be used to connect the flexible pipe connector of the connection flexible pipe of the leading section that is arranged on body of dust collector,
Be arranged on the exhaust outlet on the body of dust collector,
Be arranged in the body of dust collector and have the blower-use commutator motor of carbon brush,
Be arranged on from commutator motor to the air exhaust air stream and be used to collect above-mentioned carbon brush carbon dust filter and
From this filter to the air exhaust air stream and be located near this filter downstream ozone generator;
And, control this ozone generator running institute after pressure fan stops and fixing time.
2. electric dust collector according to claim 1, it is characterized in that: electric dust collector is an exhaust gas recirculation formula electric dust collector, above-mentioned exhaust outlet separation forms the backflow of using to flexible pipe connector return air and uses exhaust outlet with exhaust outlet with to emitting of the indoor usefulness that deflates, above-mentioned filter separation forms return air and uses filter with filter with deflating, and above-mentioned ozone generator is configured in from return air and uses the air exhaust air stream to refluxing with filter.
3. electric dust collector according to claim 2 is characterized in that: above-mentioned ozone generator also is arranged on from deflating with filter to emitting with the air exhaust air stream.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003279471 | 2003-07-24 | ||
| JP2003279471A JP4104505B2 (en) | 2003-07-24 | 2003-07-24 | Electric vacuum cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1575726A CN1575726A (en) | 2005-02-09 |
| CN1296001C true CN1296001C (en) | 2007-01-24 |
Family
ID=34265566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100492089A Expired - Fee Related CN1296001C (en) | 2003-07-24 | 2004-06-02 | Electric dust collector |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4104505B2 (en) |
| KR (1) | KR20050012120A (en) |
| CN (1) | CN1296001C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5163704B2 (en) * | 2010-06-23 | 2013-03-13 | 三菱電機株式会社 | Electric vacuum cleaner |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1266664A (en) * | 1999-03-15 | 2000-09-20 | 三洋电机株式会社 | Electric vacuum cleaner |
| JP2001010482A (en) * | 1999-06-24 | 2001-01-16 | Akebono Brake Ind Co Ltd | Control circuit for dynamo-electric brake |
| JP2001187127A (en) * | 1999-12-28 | 2001-07-10 | Daikin Ind Ltd | Air cleaner |
| JP2002051944A (en) * | 2000-08-11 | 2002-02-19 | Toshiba Tec Corp | Vacuum cleaner |
| CN2540905Y (en) * | 2002-02-02 | 2003-03-26 | 广东德豪润达电气股份有限公司 | Environment protecting duster |
-
2003
- 2003-07-24 JP JP2003279471A patent/JP4104505B2/en not_active Expired - Fee Related
-
2004
- 2004-06-02 CN CNB2004100492089A patent/CN1296001C/en not_active Expired - Fee Related
- 2004-06-03 KR KR1020040040503A patent/KR20050012120A/en not_active Application Discontinuation
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1266664A (en) * | 1999-03-15 | 2000-09-20 | 三洋电机株式会社 | Electric vacuum cleaner |
| JP2001010482A (en) * | 1999-06-24 | 2001-01-16 | Akebono Brake Ind Co Ltd | Control circuit for dynamo-electric brake |
| JP2001187127A (en) * | 1999-12-28 | 2001-07-10 | Daikin Ind Ltd | Air cleaner |
| JP2002051944A (en) * | 2000-08-11 | 2002-02-19 | Toshiba Tec Corp | Vacuum cleaner |
| CN2540905Y (en) * | 2002-02-02 | 2003-03-26 | 广东德豪润达电气股份有限公司 | Environment protecting duster |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4104505B2 (en) | 2008-06-18 |
| JP2005040448A (en) | 2005-02-17 |
| CN1575726A (en) | 2005-02-09 |
| KR20050012120A (en) | 2005-01-31 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070124 Termination date: 20140602 |