CN1174431A - Air cleaner - Google Patents
Air cleaner Download PDFInfo
- Publication number
- CN1174431A CN1174431A CN97113392A CN97113392A CN1174431A CN 1174431 A CN1174431 A CN 1174431A CN 97113392 A CN97113392 A CN 97113392A CN 97113392 A CN97113392 A CN 97113392A CN 1174431 A CN1174431 A CN 1174431A
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- Prior art keywords
- electrode
- collecting electrode
- collecting
- ionising
- dust
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/45—Collecting-electrodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/32—Transportable units, e.g. for cleaning room air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/41—Ionising-electrodes
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- Electrostatic Separation (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
Provided is an electronic type air cleaner controling generation of ozone without reducing dust collection effect. An ionization electrode 1 is provided and a first and second dust collection electrodes 2, 3 are arranged on the outer peripheral surface of a cylindrical supporting body 4. -4kV is impressed to the ionization electrode 1. +2kV is impressed to the first dust collection electrode 2. +8kV is impressed to the second dust collection electrode 3. Voltage is impressed to the ionization electrode 1 and the second dust collection electrode 3 in an offset state. Absolute value of negative voltage of the ionization electrode 1 is made smaller than absolute value of positive voltage of the second dust collection electrode 3.
Description
The present invention relates to make the air cleaning unit that carries out control of dust after the dust ionization.
Existing air cleaning unit as shown in Figures 1 and 2, have for example be applied in-ionising electrode (negative electrode) 1 of 6kV, for example be the 1st collecting electrode 2 of earthing potential and the 2nd collecting electrode 3 that for example has been applied in 6kV.Ionising electrode 1 is cylindric, and the protuberance 1a of a plurality of needle-likes is arranged.In addition, the surface area of the surface area ratio the 1st of protuberance 1a and the 2nd collecting electrode 2,3 is little.The the 1st and the 2nd collecting electrode the 2, the 3rd, banded metallic plate is on the surface that is entangled in its diameter cylindric insulating properties supporter 4 littler than the drum diameter of ionising electrode 1 circularly.The 1st collecting electrode 2 is configured in the position near ionising electrode 1, and the 2nd collecting electrode 3 is configured in than the position of the 1st collecting electrode 2 further from ionising electrode 1.
In the hollow bulb 5 of cylindric supporter 4, accommodating have insulating properties and flexibility, as control of dust paper 6 collecting plate, that be rolled into the cylinder shape.In addition, be provided with the axle 7 that is used to rotate the control of dust paper 6 of locating the cylinder shape freely, and on the wall of cylindric supporter 4, be provided with and be used for groove 8 that control of dust paper 6 is drawn from hollow bulb 5.Control of dust paper 6 is entangled on whole outer surfaces of cylindric supporter 4 after drawing from groove 8, utilizes the fixed component (not shown) to be fixed on the cylindric supporter 4, so that cover the 1st and the 2nd collecting electrode 2,3.Ionising electrode 1 is fixed on the insulating properties supporter 9 of platform shape.On this shape insulating properties supporter 9, be provided with a plurality of posts 10, be used for locating lid (not shown) with many slits that become air flue.In addition, this shape supporter 9 is supporting cylindric supporter 4.
Ionising electrode the 1, the 1st and the 2nd collecting electrode 2,3 are connected on the power circuit shown in Figure 2.This power circuit is ring chokes converters, for example by constituting with the lower part: be connected DC power supply 11 on the industrial AC power, that be made of rectifier smoothing circuit; Be connected 1 coil 13 of the transformer 12 between the pair of output of this DC power supply 11; Be connected in series in transistor 14 on this 1 coil 13, that use as switch element; Be connected the many voltage doubling rectifing circuits 16 on 2 coils 15 of transformer 12; 3 coils 17 of transformer 12; And control circuit 26.Many voltage doubling rectifing circuits 16 are made of 6 diode D1～D6,6 capacitor C1～C6 and 5 resistance R 1～R5.The output line 18 of resistance 3 is connected on the 2nd collecting electrode 3, and the output line 19 of resistance 4 is connected on the 1st collecting electrode 2, and the output line 20 of resistance 5 is connected on the ionising electrode 1.
If will be for example-6kV is added on the ionising electrode 1, with 0V be added on the 1st collecting electrode 2, when general+6kV is added on the 2nd collecting electrode 3, just produce corona discharge between ionising electrode 1 that plays cathodic process and the 1st and the 2nd collecting electrode 2,3, a large amount of electronics is from ionising electrode 1 effusion and march on towards the 1st and the 2nd collecting electrode 2,3.The electronics of overflowing owing to this corona discharge makes the molecule (particularly oxygen molecule) of air become anion.Swim in airborne dust (for example ight soil of dust, bacterium, virus, indoor tick, pollen etc.) and, become the dust that electronegative particle is a negative ionization from the anion electron gain.Owing to the 1st and the 2nd collecting electrode 2,3 has with ionising electrode 1 is the state that the high potential of benchmark is positively charged, between the positive charge of the dust of negative ionization and collecting electrode 2,3, there is the effect of Coulomb force, make the dust of negative ionization shift to collecting electrode 2,3, be attracted on the control of dust paper 6 on the outer surface that is entangled in cylindric supporter 4.In addition, under the DC electric field effect, produce the phenomenon that the unipolarity ion moves to specific direction, i.e. ion wind.Therefore, in the device of Figure 1 and Figure 2, produce from the ion wind of ionising electrode 1 towards the 1st and the 2nd collecting electrode 2,3.That is, produce from the downside of cylindric supporter 4 ion wind towards upside.In addition, the 1st collecting electrode 2 that is configured between ionising electrode 1 and the 1st and the 2nd collecting electrode 2,3 has the Potential distribution of making effect uniformly and produces the ion wind action well.
, in air cleaning unit,, impel the ionization of dust if the voltage between raising ionising electrode 1 and the collecting electrode 2,3 just can produce corona discharge well., too much ozone can take place, have the bad-smell problem of ozone.In addition, if the voltage height between ionising electrode 1 and the collecting electrode 2,3, circuit part just must be high pressure resistant, causes the cost of device to rise.
In addition, in the electrostatic air purifier, because the ion wind action, Ionized dust just moves.Therefore, producing ion wind well, is very important for improving the control of dust ability.
Therefore, the object of the present invention is to provide and a kind ofly voltage between ionising electrode and the collecting electrode is risen and improve the control of dust ability or do not cause the control of dust ability drop and can suppress the air cleaning unit of the generating capacity of ozone.
In order to achieve the above object, air cleaning unit of the present invention has the supporter of ionising electrode, collecting electrode and above-mentioned ionising electrode and above-mentioned collecting electrode, collecting plate is configured in contact on the surface of above-mentioned collecting electrode, dust is adsorbed on the above-mentioned collecting plate, and this air cleaning unit is characterised in that: the absolute value of the negative voltage of above-mentioned ionising electrode is different with the absolute value of the positive voltage of above-mentioned collecting electrode.
In addition, as described in the 2nd aspect of the present invention, the 1st and the 2nd collecting electrode is set preferably.
In addition, as described in the 3rd aspect of the present invention, preferably, make its absolute value height, and positive voltage is added on the 1st collecting electrode than the negative voltage of ionising electrode with the absolute value biasing of the positive voltage of the 2nd collecting electrode.
In addition, as described in the 4th aspect of the present invention,, also can make the absolute value of negative voltage of ionising electrode bigger than the absolute value of the positive voltage of the 2nd collecting electrode to produce ion wind well as purpose.
In addition, as described in the 5th aspect of the present invention, can make potential difference between ionising electrode and the 1st collecting electrode, and make the surface area of surface area ratio the 1st collecting electrode of the 2nd collecting electrode big than the potential difference height between the 1st and the 2nd collecting electrode.
If adopt the 1st～4 aspect of the present invention, then between ionising electrode and collecting electrode, apply bias voltage, thus, can produce ion wind well.
In addition, as described in the 3rd aspect of the present invention, if reduce the absolute value of the negative voltage of ionising electrode, the absolute value of the positive voltage of the 2nd collecting electrode is improved same size, then ionising electrode is with respect to the current potential step-down on ground, so the generating capacity of ozone tails off.In addition, the potential difference between ionising electrode and the 2nd collecting electrode is remained with identical in the past, then can improve the dust collecting performance of the 2nd collecting electrode.That is,,, improved dust collecting performance so the absorption affinity of ionization dust is strengthened because the 2nd collecting electrode becomes higher than in the past with respect to the current potential on ground.In addition, owing to can strengthen the effect of Coulomb force, so can use the long ground paper (for example cooking paper) of fine hair, dust collecting performance uprises.In addition, the 1st collecting electrode is earth-free, is positive potential, so have earthing potential and two kinds of current potentials of the 1st collecting electrode current potential between ionising electrode and the 2nd collecting electrode, ion wind is flowed well.
If adopt the 4th aspect of the present invention, then identical with the 3rd aspect of the present invention, can obtain good ion wind by the generation of voltage bias effect, in addition, can obtain to increase the effect of ozone generating capacity.In addition, requiring under the situation of sterilization, the situation that the ozone generating capacity is many is good.
In addition, if adopt the 5th aspect of the present invention, the potential difference between ionising electrode and the 1st collecting electrode uprises, so can produce strong ion wind, can enlarge the sphere of action of ion wind, follows the increase of the 2nd collecting electrode area, can improve dust catching efficiency.
Fig. 1 is the oblique view of the existing air cleaning unit of expression.
Fig. 2 is with the circuit diagram a part of sectional arrangement drawing among Fig. 1, the existing air cleaning unit of expression.
Fig. 3 is the oblique view of the air cleaning unit of expression the 1st embodiment.
Fig. 4 is the circuit diagram with the air cleaning unit a part of sectional arrangement drawing among Fig. 3, expression the 1st embodiment.
Fig. 5 is A-A profile air cleaning unit, among Fig. 6 of expression the 2nd embodiment.
Fig. 6 is the plane graph of the air cleaning unit among Fig. 5.
Fig. 7 is the circuit diagram with the air cleaning unit a part of sectional arrangement drawing among Fig. 3, expression the 3rd embodiment.
Fig. 8 is the circuit diagram with the air cleaning unit a part of sectional arrangement drawing among Fig. 3, expression the 4th embodiment.
Fig. 9 is the circuit diagram with the air cleaning unit a part of sectional arrangement drawing among Fig. 3, expression the 5th embodiment.
[the 1st embodiment]
Secondly, the electronic air purifier of the 1st embodiment of the present invention is described with reference to Fig. 3 and Fig. 4.But, in Fig. 3 and Fig. 4, being marked with identical symbol with being essentially identical part among Fig. 1 and Fig. 2, its explanation is omitted.
In the mechanical structure of the air cleaning unit of the 1st embodiment shown in Figure 3, big, in addition identical than among Fig. 1 of the area of the 2nd collecting electrode 3 and the length of vertical direction with Fig. 1.Therefore, the explanation of the mechanical structure of the air cleaning unit of embodiment is omitted.The surface area of the 2nd collecting electrode 3 is about 7 times greater than 3 times of the surface area of the 1st collecting electrode 2, the total surface area of the 1st and the 2nd collecting electrode 2,3 greater than the outer surface of supporter 4 long-pending 50%.In addition, in Fig. 4, the part except that rectification circuit 16a is identical with structure shown in Figure 2.In addition, the structure of the rectification circuit 16 among the major part of the rectification circuit 16a among Fig. 4 and Fig. 2 is identical.That is, the rectification circuit 16a among Fig. 4 in the rectification circuit 16 from Fig. 2 removes capacitor C5 and diode D6 and has increased capacitor C7 and diode D7, and other structure is identical with Fig. 2.Therefore, in Fig. 4, the anode of diode D5 directly is connected the left end of resistance 5.New capacitor C7 is connected the right-hand member of capacitor C1.Diode D7 is connected between the right-hand member of the negative electrode of diode D3 and capacitor C7.The negative electrode of diode D7 is connected to the left end of resistance R 3 and R4.
In this embodiment, be benchmark with ground, to the voltage of ionising electrode 1 supply-4kV, to the voltage of the 1st collecting electrode 2 supply+2kV, to the voltage of the 2nd collecting electrode 3 supply+8kV.Therefore, the voltage between ionising electrode 1 and the 2nd collecting electrode 3 is 12kV, and is identical with situation among Fig. 2, but the absolute value of the negative voltage-4kV of ionising electrode 1 and the 2nd collecting electrode 3+absolute value of 8kV is different, is to power under the bias voltage state.
The air cleaning unit of this this embodiment has following advantage.
(1) voltage difference between ionising electrode 1 and the 2nd collecting electrode 3 is 14kV with identical in the past, but can make the voltage ratio in the past low 2kV of ionising electrode 1 with respect to ground, so can suppress the generation of ozone.
(2) owing to service voltage under bias state, so the voltage of the 1st collecting electrode 2 is+2kV.Therefore, exist in the distributed areas of ionization dust ionising electrode 1-4kV, earthing potential, the 1st and the 2nd collecting electrode 2,3+2kV ,+these 4 differential current potentials of 8kV, form good electric potential gradient, the ion wind energy flows well.
(3) no matter whether the voltage difference between ionising electrode 1 and the 2nd collecting electrode 3 with the same in the past since the voltage ratio of the 2nd collecting electrode 3 high in the past+8kV, so the enhancing of control of dust ability.Therefore, can use for example long ground paper 6 of fine hair, can utilize long fine hair to reach good dust collecting effect.
(4) because the surface area of the 2nd collecting electrode 3 and the length of vertical direction are the surface area of the 1st collecting electrode 2 and more than 3 times of length of vertical direction, be about its 7 times,, improved dust catching efficiency so enlarged the control of dust scope of utilizing Coulomb force to carry out.
[the 2nd embodiment]
Secondly, the electronic air purifier of the 2nd embodiment of the present invention is described with reference to Fig. 5 and Fig. 6.But in Fig. 5 and Fig. 6, be marked with identical symbol with part identical in fact among Fig. 1～Fig. 4, explanation is omitted.Fig. 5 and air cleaning unit shown in Figure 6 are at the vpg connection of ionising electrode the 1, the 1st and the 2nd collecting electrode 2,3 and supporter 4 and ionising electrode supporter 9 and Fig. 1 and shown in Figure 3 different., the function of the part of representing with prosign among the function of the each several part of Fig. 5 and device shown in Figure 6 and Fig. 1 and Fig. 3 is practically identical.In Fig. 5 and Fig. 6, ionising electrode 1 is made of 2 linear conductors, and the 1st and the 2nd collecting electrode 2,3 is made of the strip metal plate of linearly extension, and insulating properties supporter 4 has the arcuation surface.A pair of wire ionising electrode 1 is supported on the pair of plate-shaped supporter 9 respect to one another.In 2 the 1st collecting electrodes 2 one is arranged on the inclined-plane of supporter 4, and another in 2 the 1st collecting electrodes 2 is arranged on another inclined-plane of supporter 4.In 2 the 2nd collecting electrodes 3 one is arranged on the inclined-plane of supporter 4, and another in 2 the 2nd collecting electrodes 3 is arranged on another inclined-plane of supporter 4.The area of the 2nd collecting electrode 3 forms to such an extent that compare the big of the 1st collecting electrode 2, and aperture 24 is arranged.In addition, on the ionising electrode 1 of Fig. 5 and Fig. 6, apply-4kV, on the 1st collecting electrode 2, apply+2kV, on the 2nd collecting electrode 3, apply+8kV.In addition, the total surface area of the 1st and the 2nd collecting electrode 2,3 is set for 50% of the circular-arc lip-deep region area that is about the supporter 4 that is configured in control of dust paper.
In the 2nd embodiment, voltage is added on ionising electrode 1 and the 2nd collecting electrode 3 with bias state, so can obtain the action effect identical with the 1st embodiment.
In addition, if be provided with aperture 24, then the part of the control of dust paper with flexibility of generation resemble the towel enters the state in the aperture 24, but the effect of the surface area of increase control of dust is arranged, and has improved dust catching efficiency.In addition, the dust that is adsorbed is difficult to come off from control of dust paper.
In addition, because the area of the 2nd collecting electrode 3 becomes big, and its voltage is because biasing uprises, so utilize the zone increase of Coulomb force absorption dust, and dust is adsorbed securely.In addition, because dust being evenly distributed and extensively on control of dust paper, so the dust that is adsorbed is difficult to come off.
[the 3rd embodiment]
Secondly, the air cleaning unit of the 3rd embodiment of the present invention is described with reference to Fig. 7.But, in Fig. 7, being marked with identical symbol with part identical in fact among Fig. 4, explanation is omitted.Air cleaning unit among Fig. 7 has the rectification circuit 16b different with Fig. 4, the voltage of ionising electrode 1 is become-8kV, the voltage of the 1st collecting electrode 2 is become-1kV, the voltage of the 2nd collecting electrode 3 is become+6kV, other structure in addition is identical with Fig. 4.
Shown in the air cleaning unit among Fig. 7, even setover the absolute value of the voltage of ionising electrode 1 than the absolute value height of the voltage of the 2nd collecting electrode 3, also can produce ion wind well, can improve dust catching efficiency.In addition, because the absolute value height of the negative voltage of ionising electrode 1, so be easy to generate ozone.Therefore, the situation that is suitable for requirement ozone.In this embodiment, the potential difference between ionising electrode 1 and the 1st collecting electrode 2 is than the height among Fig. 4, in addition, and the current potential of the 2nd collecting electrode 3 low than among Fig. 4.Therefore, between ionising electrode 1 and the 1st collecting electrode 2, produce very strong ion wind, can make dust arrive the top of supporter 4, improved dust catching efficiency.In addition, because low than among Fig. 4 of the current potential of the 2nd collecting electrode 3, so can reduce dust attached to the approaching first-class place of wall.
[the 4th embodiment]
The rectification circuit 16c of the air cleaning unit among Fig. 8 constitutes like this, promptly applies on ionising electrode 1-6kV, applies+1kV on the 1st collecting electrode 2, applies+6kV on the 2nd collecting electrode 3, and is in addition, identical with the structure of the 1st embodiment.
In Fig. 8, the potential difference between ionising electrode 1 and the 1st collecting electrode 2 is bigger than the potential difference between the 1st and the 2nd collecting electrode 2,3.Therefore, between ionising electrode 1 and the 1st collecting electrode 2, produce strong ion wind, can make the ion wind action reach the top of supporter 4, therefore,, also can improve dust catching efficiency even the current potential of the 2nd collecting electrode 3 is not high.In addition, in this embodiment, because the current potential of the 2nd collecting electrode 3 is low, so, can reduce dust attached to the approaching first-class place of wall.
[the 5th embodiment]
The rectification circuit of the air cleaning unit among Fig. 9 (power circuit) 16d constitutes like this, promptly on ionising electrode 1, apply-8kV, on the 1st collecting electrode 2, apply 0kV (ground connection), on the 2nd collecting electrode 3, apply+6kV, in addition, the structure with the 1st embodiment is identical.The 5th embodiment has the effect same with the 4th embodiment.In addition, can increase the generating capacity of ozone.
[variation]
The present invention is not limited to the foregoing description, for example can carry out following variation.
(1) can on ionising electrode 1, apply-6kV, on the 2nd collecting electrode 3, apply+9kV.In addition, can on ionising electrode 1, apply-5kV, on the 1st collecting electrode 2, apply+2kV, on the 2nd collecting electrode 3, apply+10kV.In addition, can on ionising electrode 1, apply-10kV, on the 1st collecting electrode 2, apply-2kV, on the 2nd collecting electrode 3, apply+5kV.
(2) can be the same with the 2nd embodiment among Fig. 4 and Fig. 5, make the 2nd collecting electrode 3 areas of tubular shown in Figure 1 big and have an aperture 24.
(3) can save the 1st collecting electrode 2.
Claims (5)
1. air cleaning unit, it has the supporter of ionising electrode, collecting electrode and described ionising electrode and described collecting electrode, collecting plate is configured in contact on the surface of described collecting electrode, dust is adsorbed on the described collecting plate, and this air cleaning unit is characterised in that: the absolute value of the negative voltage of described ionising electrode is different with the absolute value of the positive voltage of described collecting electrode.
2. air cleaning unit, it has ionising electrode, the supporter of collecting electrode and described ionising electrode and described collecting electrode, collecting plate is configured in contact on the surface of described collecting electrode, dust is adsorbed on the described collecting plate, this air cleaning unit is characterised in that: described collecting electrode is by being configured near the 1st collecting electrode the described ionising electrode and disposing to such an extent that constitute than the 2nd collecting electrode of described the 1st collecting electrode further from described ionising electrode, and the absolute value of the negative voltage of described ionising electrode is different with the absolute value of the positive voltage of described the 2nd collecting electrode.
3. air cleaning unit according to claim 2 is characterized in that: make the absolute value of positive voltage of described the 2nd collecting electrode bigger than the absolute value of the negative voltage of described ionising electrode, and positive voltage is added on described the 1st collecting electrode.
4. air cleaning unit according to claim 2 is characterized in that: the absolute value of the negative voltage of described ionising electrode is bigger than the absolute value of the positive voltage of described the 2nd collecting electrode, and negative voltage is added on described the 1st collecting electrode.
5., a kind of air cleaning unit, it has ionising electrode, the supporter of collecting electrode and described ionising electrode and described collecting electrode, collecting plate is configured in contact on the surface of described collecting electrode, dust is adsorbed on the described collecting plate, this air cleaning unit is characterised in that: described collecting electrode is by being configured near the 1st collecting electrode the described ionising electrode and disposing to such an extent that constitute than the 2nd collecting electrode of described the 1st collecting electrode further from described ionising electrode, set the potential difference between described ionising electrode and described the 1st collecting electrode bigger, and the surface area of described the 2nd collecting electrode is set at greater than the surface area of described the 1st collecting electrode 3 times than the potential difference between the described the 1st and the 2nd collecting electrode.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP239759/96 | 1996-08-21 | ||
| JP23975996A JPH1057837A (en) | 1996-08-21 | 1996-08-21 | Air cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1174431A true CN1174431A (en) | 1998-02-25 |
Family
ID=17049504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97113392A Pending CN1174431A (en) | 1996-08-21 | 1997-08-21 | Air cleaner |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPH1057837A (en) |
| KR (1) | KR100234846B1 (en) |
| CN (1) | CN1174431A (en) |
| TW (1) | TW333720B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105617439A (en) * | 2016-03-04 | 2016-06-01 | 陈宥余 | Negative ion emission instrument |
| CN105703625A (en) * | 2016-03-04 | 2016-06-22 | 陈宥余 | Negative oxygen ion emitter power supply |
| CN105826818A (en) * | 2016-03-04 | 2016-08-03 | 陈宥余 | Distributed negative ion emission instrument |
| TWI690367B (en) * | 2015-09-09 | 2020-04-11 | 日商創意科技股份有限公司 | Air cleaning machine |
-
1996
- 1996-08-21 JP JP23975996A patent/JPH1057837A/en active Pending
-
1997
- 1997-07-08 TW TW086109596A patent/TW333720B/en active
- 1997-08-14 KR KR1019970038778A patent/KR100234846B1/en not_active IP Right Cessation
- 1997-08-21 CN CN97113392A patent/CN1174431A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI690367B (en) * | 2015-09-09 | 2020-04-11 | 日商創意科技股份有限公司 | Air cleaning machine |
| CN105617439A (en) * | 2016-03-04 | 2016-06-01 | 陈宥余 | Negative ion emission instrument |
| CN105703625A (en) * | 2016-03-04 | 2016-06-22 | 陈宥余 | Negative oxygen ion emitter power supply |
| CN105826818A (en) * | 2016-03-04 | 2016-08-03 | 陈宥余 | Distributed negative ion emission instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH1057837A (en) | 1998-03-03 |
| TW333720B (en) | 1998-06-11 |
| KR19980018669A (en) | 1998-06-05 |
| KR100234846B1 (en) | 1999-12-15 |
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