CN1296801A - Split-type cyclone dust filter for suction cleaner - Google Patents
Split-type cyclone dust filter for suction cleaner Download PDFInfo
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- CN1296801A CN1296801A CN 00136519 CN00136519A CN1296801A CN 1296801 A CN1296801 A CN 1296801A CN 00136519 CN00136519 CN 00136519 CN 00136519 A CN00136519 A CN 00136519A CN 1296801 A CN1296801 A CN 1296801A
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- Prior art keywords
- split
- rotating cone
- filter device
- type cyclone
- cyclone dust
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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
- A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
- A47L9/1616—Multiple arrangement thereof
- A47L9/1625—Multiple arrangement thereof for series flow
-
- 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
- A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
- A47L9/1658—Construction of outlets
- A47L9/1666—Construction of outlets with filtering means
- A47L9/1675—Construction of outlets with filtering means movable, revolving or rotary
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Cyclones (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
Abstract
A split-type cyclone dust filter for suction cleaner has a container with dirt air inlet and clean air outlet. Said container has the coarse dust chamber with rotating cylinder and filter pipe and the fine dust chamber with rotating cone. It features use of cyclone separation structure for high filtering efficiency and low suction resistance of motor.
Description
The present invention relates to a kind of dust catcher.
Filter mantle or dust bag all are housed in the existing dust catcher, purpose is with filter mantle or dust bag the dirty air that vacuum motor sucks to be filtered, and dust granule stayed in control of dust tube or the dust bag, therefore, above-mentioned dust catcher is after using a period of time, the user should clear up filter mantle or dust bag or change, otherwise, after the filtering holes of filter mantle or dust bag is stopped up by thin dust, can increase the dust suction resistance of vacuum motor, severe patient even can burn out motor, so, traditional dust catcher also exists many weak points on its structure, it has not only brought trouble to the user, has also influenced the serviceability of dust catcher.
The objective of the invention is: the split-type cyclone dust filter device that a kind of dust catcher is provided, this device has changed the filter type of traditional dust catcher, adopt the structure of cyclonic separation, it is cleaner that dirty air filtration is got, nor can increase the dust suction resistance of motor, the use of returning the user has simultaneously brought convenience.
Technical scheme of the present invention is: a kind of split-type cyclone dust filter device of dust catcher, comprise a container, container is provided with dirty air intlet and cleaned air outlet, described container is separated into thick dirt chamber and thin two chambeies, dirt chamber, the top of thick dirt chamber is provided with rotary barrel, revolve and be provided with the filtration webmaster coaxial in the cylindrical shell with rotary barrel, described dirty air intlet side on the thick dirt chamber and aim at rotary barrel with the filtration webmaster between, the indoor rotating cone that is provided with bottom opening of described thin dirt, rotating cone has a segment distance from container bottom, the top of rotating cone is the cleaned air outlet, the top of described filtration webmaster is provided with a guiding air channel that is communicated with rotating cone top, and the guiding air channel tangentially enters rotating cone.
The further technical scheme of the present invention is: a kind of split-type cyclone dust filter device of dust catcher, comprise a container, container is provided with dirty air intlet and cleaned air outlet, described container is separated into thick dirt chamber and thin two chambeies, dirt chamber, the top of thick dirt chamber is provided with rotary barrel, revolve and be provided with the filtration webmaster coaxial in the cylindrical shell with rotary barrel, described dirty air intlet side on the thick dirt chamber and aim at rotary barrel with the filtration webmaster between, the indoor rotating cone that is provided with bottom opening of described thin dirt, rotating cone has a segment distance from container bottom, the top of rotating cone is the cleaned air outlet, the top of described filtration webmaster is provided with a guiding air channel that is communicated with rotating cone top, and the guiding air channel tangentially enters rotating cone; Described container comprises loam cake and dirt box, be provided with dividing plate between loam cake and the dirt box, dirty air intlet, cleaned air outlet, guiding air channel are created on and cover, rotary barrel, rotating cone are created on the lower partition, dirty air intlet and guiding bottom, air channel are provided with sealing plate, filter the bottom that webmaster is installed in sealing plate.
The more detailed technical scheme of the present invention is: a kind of split-type cyclone dust filter device of dust catcher, comprise a container, container is provided with dirty air intlet and cleaned air outlet, described container is separated into thick dirt chamber and thin two chambeies, dirt chamber, the top of thick dirt chamber is provided with rotary barrel, revolve and be provided with the filtration webmaster coaxial in the cylindrical shell with rotary barrel, described dirty air intlet side on the thick dirt chamber and aim at rotary barrel with the filtration webmaster between, the indoor rotating cone that is provided with bottom opening of described thin dirt, rotating cone has a segment distance from container bottom, the top of rotating cone is the cleaned air outlet, the top of described filtration webmaster is provided with a guiding air channel that is communicated with rotating cone top, and the guiding air channel tangentially enters rotating cone; Described container comprises loam cake and dirt box, be provided with dividing plate between loam cake and the dirt box, dirty air intlet, cleaned air outlet, guiding air channel are created on and cover, rotary barrel, rotating cone are created on the lower partition, dirty air intlet and guiding bottom, air channel are provided with sealing plate, filter the bottom that webmaster is installed in sealing plate; The outer, top of described filtration webmaster is provided with the helical wind-guiding sheet, and the dirty air that guiding enters forms eddy flow; The degree of depth of described filtration webmaster and rotary barrel is suitable, and the bottom of filtration webmaster is sealed and is provided with horn mouth in the outer, blocks the thick dirt of sinking and is rolled once more; The opening part of described rotating cone bottom is provided with periphery with the cylinder boss that guiding rib is connected with rotating cone, reduces thin dirt and enters rotating cone once more; Described cleaned air outlet is provided with one section discharge pipe of stretching to the lower edge, and discharge pipe is coaxial with rotating cone: the side in described guiding air channel is provided with the air quantity protector; Be divided into thick dirt chamber and thin two chambeies, dirt chamber with the arc demarcation strip in the described dirt box, be provided with the sealing sponge between the upper edge of arc demarcation strip and the dividing plate.
Advantage of the present invention is:
1. the present invention utilizes the principle of cyclonic separation, and the dirty air separation that dust catcher is sucked becomes dust and cleaned air, and dust is stayed in the dirt box, and cleaned air is gone out the separative efficiency height from outlet.
2. the present invention is provided with thick dirt chamber and thin two chambeies, dirt chamber, and dirty air can carry out secondary in two chambeies separates, thereby dirty dust in air is thoroughly separated.
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is an assembling schematic diagram of the present invention;
Fig. 2 is a structural representation of the present invention;
Fig. 3 is the upward view of loam cake of the present invention;
Fig. 4 is the vertical view of dirt box of the present invention;
Fig. 5 moves towards schematic diagram for air-flow of the present invention.
Wherein: 1 container; 2 dirty air intlets; The outlet of 3 cleaned airs; Thick dirt chambers 4; Thin dirt chambers 5; 6 rotary barrels; 7 filter webmaster; 8 rotating cones; 9 guiding air channels; 10 loam cakes; 11 dirt boxes; 12 dividing plates; 13 sealing plates; 14 helical wind-guiding sheets; 15 horn mouths; 16 guiding ribs; 17 cylinder boss; 18 go out 19 air quantity protectors; 20 arc demarcation strips; 21 sealing sponges.
Embodiment: as shown in the figure, a kind of split-type cyclone dust filter device of dust catcher, comprise a container [1], container [1] is provided with dirty air intlet [2] and cleaned air outlet [3], described container [1] is separated into thick dirt chamber [4] and thin [5] two chambeies, dirt chamber, the top of thick dirt chamber [4] is provided with rotary barrel [6], revolve and be provided with the filtration webmaster [7] coaxial in the cylindrical shell [6] with rotary barrel [6], described dirty air intlet [2] is positioned at the last side of thick dirt chamber [4] and aims at rotary barrel [6] and filter between the webmaster [7], be provided with the rotating cone [8] of bottom opening in the described thin dirt chamber [5], rotating cone [8] has a segment distance from container [1] bottom, the top of rotating cone [8] is cleaned air outlet [3], the top of described filtration webmaster [7] is provided with a guiding air channel [9] that is communicated with rotating cone [8] top, and guiding air channel [9] tangentially enters rotating cone [8]; Described container [1] comprises loam cake [10] and dirt box [11], be provided with dividing plate [12] between loam cake [10] and the dirt box [11], dirty air intlet [2], cleaned air outlet [3], guiding air channel [9] are created on the loam cake [10], rotary barrel [6], rotating cone [8] are created on dividing plate [12] bottom, dirty air intlet [2] and guiding bottom, air channel [9] are provided with sealing plate [13], filter the bottom that webmaster [7] is installed in sealing plate [13]; The outer, top of described filtration webmaster [7] is provided with helical wind-guiding sheet [14], and the dirty air that guiding enters forms eddy flow; Described filtration webmaster [7] is suitable with the degree of depth of rotary barrel [6], and the bottom of filtration webmaster [7] is sealed and is provided with horn mouth [15] in the outer, blocks the thick dirt of sinking and is rolled once more; The opening part of described rotating cone [8] bottom is provided with periphery with the cylinder boss [17] that guiding rib [16] is connected with rotating cone [8], reduces thin dirt and enters rotating cone [8] once more; Described cleaned air outlet [3] is provided with one section discharge pipe of stretching to the lower edge [18], and discharge pipe [18] is coaxial with rotating cone [8]; The side in described guiding air channel [9] is provided with air quantity protector [19]; Be divided into thick dirt chamber [4] and thin [5] two chambeies, dirt chamber with arc demarcation strip [20] in the described dirt box [11], be provided with sealing sponge [21] between the upper edge of arc demarcation strip [20] and the dividing plate [12].
The present invention is made of the separate cyclone filter of secondary, and the first order is a cinder dirt filter, mainly is made up of dirty air intlet [2], filtration webmaster [7], rotary barrel [6] and thick dirt chamber [4] etc.; The second level is thin dust filter, mainly is made up of guiding air channel [9], rotating cone [8], cleaned air outlet [3] and thin dirt chamber [5] etc.
During work, the dirty air that contains dust enters thick dirt chamber [4] from dirty air intlet [2], inwall along rotary barrel [6] after spirally-guided sheet [14] guiding rotates, because action of centrifugal force, dust concentrates on the inwall of rotary barrel [6], air is taken away in the centre of filtering webmaster [7], because rotary barrel [6] has only one section, do not lead to the bottom of dirt box [11], most dust is under gravity and action of centrifugal force, be deposited on the bottom of thick dirt chamber [4] gradually, when rotary barrel [6] was left in dust rotation decline, dust had lost the support of rotary barrel [6], because rotary barrel [6] and dirt box [11] be not on same axis, and the cross section of thick dirt chamber [4] parking space is irregular, so cinder dirt can not be kept fast rotational, run into dirt box [11] and deposit, simultaneously owing to filter the dust-break effect of the horn mouth [15] of webmaster [7] lower end, dust removing effects is improved, and air and remaining thin dust upwards leave thick dirt chamber [4] by filtering webmaster [7].
Filter webmaster [7] and be provided with a large amount of eyelets, the air that has thin dust passes eyelet, upwards leave thick dirt chamber [4] by guiding air channel [9], the air that has thin dust that is come out by thick dirt chamber [4] is under the effect in guiding air channel [9], inner surface tangential direction along rotating cone [8] enters thin dirt chamber [5], air and thin dust rotate in rotating cone [8], be split into the cyclone vortex, thin dust further separates with air, thin dust sinks along the inner surface of rotating cone [8], and by cylinder boss [17] sidewall of tape guide muscle [16] and the space between rotating cone [8] inner surface, enter the bottom of thin dirt chamber [5], cleaned air upwards leaves thin dirt chamber [5] through discharge pipe [18] and cleaned air outlet [3] in the middle of rotating cone [8].
Side in guiding air channel [9] is equipped with air quantity protector [19]; air quantity protector [19] communicates with outside air; during the dust catcher operate as normal; this air quantity protector is failure to actuate; when the eyelet of screen pack pipe [7] stops up or other reason when making rotary barrel [6] to the air flue cisco unity malfunction of rotating cone [8]; this protector is opened, and makes air directly enter air flue from the external world, thereby keeps the operate as normal of motor.
The size of following parts is the most key among the present invention:
1. filter mesh diameter and number on the webmaster [7]:
The diameter and the number that filter the mesh on the webmaster [7] directly influence the filter dirt effect that thick dirt filters in the thick dirt chamber [4], best results when the test mesh diameter is between 1.5-2.0mm, it can stop the dust of larger particles to enter thin dirt chamber effectively, the number of mesh is many more, the gross area that also is mesh is big more, then less at the pressure at each mesh place, this stops up mesh with regard to being difficult for holding concerning lighter rubbish, the diameter that filters webmaster [7] mesh position is 40mm, highly be 64mm, arrange 21 rows, every row has 36 meshes at most, 600 meshes are arranged altogether approximately, and the mesh gross area is about 1884mm
2, (dirty air intlet area is about 961.6mm greater than the area of dirty air intlet [2]
2), these meshes can stop the dust of larger particles to enter thin dirt chamber [5] preferably.
2. filter the wall thickness of webmaster:
The wall thickness that filters webmaster [7] finds that effect is better when 1.5-2.0mm, stressed also less in the course of work because the diameter of this part is less in the present embodiment, so select small wall thickness for use, is about 1.5mm.
3. the distance of dirt box [11] bottom surface is arrived in rotating cone [8] lower edge:
The lower edge of rotating cone [8] is moderate to the distance of dirt box [11] bottom surface, and too little dirty air sucking-off from the discharge pipe [18] of loam cake [10] in then easily will rotating influences dust removing effects; Too greatly then influence the tapering of rotating cone [8], also will influence dust removing effects, proper between 8-30mm through testing this distance.
4. the tapering of rotating cone [8] and upper and lower port diameter:
The tapering of rotating cone [8] has bigger influence to the filter effect of thin dust, should be controlled in 10-20 ° of (angle of inner surface and vertical line) scope, tapering too greatly or too hour all can make the air-flow rotary speed change, influence dust removing effects, the upper port diameter of rotating cone [8] should not be too little, otherwise the air revolution space is too little, air in the rotation is without fully cleaning will be by directly sucking-off of the discharge pipe [18] on the loam cake [10], influence dust removing effects, this size is not less than 60mm, end diameter should be controlled between the 15-36mm under the prerequisite that guarantees tapering.
5. the diameter of dirty air intlet:
The diameter of dirty air intlet is 35mm, and sectional area is 961.6mm
2
6. rotary barrel [6] inwall and filter spacing between the webmaster [7]:
Rotary barrel [6] inwall and the spacing of filtering between the webmaster [7] are 24.8mm, this distance is the revolution space distance of dirty air, it is a parameter that dust removing effects is had considerable influence, should be controlled between the 12-28mm, too little meeting can't fully be rotated dirty air, cinder dirt stops up the mesh that filters on the webmaster [7] easily, influences filter effect.
7. the size of the cylinder boss [17] of the tape guide muscle [16] in the rotating cone [8]:
The size of the cylinder boss [17] of tape guide muscle [16] too conference makes the passage of air-flow become too small, too little can not playing stops that thin ash is sucked the effect of rotating cone [8] once more, the distance at cylinder boss [17] side and rotating cone [8] lower port edge is bigger to the influence of thin dust filter effect, this distance should be controlled between the 3-10mm, the height of cylinder boss [17] is taken as 10-20mm, guiding rib [16] is used for support cylinder boss [17], guide thin dust to enter dirt box [11] bottom simultaneously, the angle of inclination of guiding rib [16] and the direction of rotation of swirling eddy should be consistent.
8. between the internal diameter of discharge pipe [18] and rotating cone [8] the upper port diameter a proper ratio is arranged, through test, this proportion control is 1: during the scope of 2-4, its thin dust filter dirt best results, simultaneously, discharge pipe [18] is deep into the inner distance (discharge pipe [18] lower edge is to the distance of rotating cone [8] upper edge) of rotating cone [8] and should be controlled between the 5-25mm, otherwise filter dirt effect will obviously descend.
For those skilled in the art, the present invention is not limited to the foregoing description, clearly also has the technical scheme of many improvement or conversion also to fall within the scope of protection of the present invention.
Claims (16)
1. the split-type cyclone dust filter device of a dust catcher, comprise a container [1], container [1] is provided with dirty air intlet [2] and cleaned air outlet [3], it is characterized in that: described container [1] is separated into thick dirt chamber [4] and thin [5] two chambeies, dirt chamber, the top of thick dirt chamber [4] is provided with rotary barrel [6], revolve and be provided with the filtration webmaster [7] coaxial in the cylindrical shell [6] with rotary barrel [6], described dirty air intlet [2] is positioned at the last side of thick dirt chamber [4] and aims at rotary barrel [6] and filter between the webmaster [7], be provided with the rotating cone [8] of bottom opening in the described thin dirt chamber [5], it is cleaned air outlet [3] that rotating cone [8] has a segment distance, the top of rotating cone [8] from container [1] bottom.The top of described filtration webmaster [7] is provided with a guiding air channel [9] that is communicated with rotating cone [8] top, and guiding air channel [9] tangentially enters rotating cone [8].
2. the split-type cyclone dust filter device of dust catcher according to claim 1, it is characterized in that: described container [1] comprises loam cake [10] and dirt box [11], be provided with dividing plate [12] between loam cake [10] and the dirt box [11], dirty air intlet [2], cleaned air outlet [3], guiding air channel [9] are created on the loam cake [10], rotary barrel [6], rotating cone [8] are created on dividing plate [12] bottom, dirty air intlet [2] and guiding bottom, air channel [9] are provided with sealing plate [13], filter the bottom that webmaster [7] is installed in sealing plate [13].
3. according to the split-type cyclone dust filter device of the described dust catcher of claim l, it is characterized in that: the outer, top of described filtration webmaster [7] is provided with helical wind-guiding sheet [14], and the dirty air that guiding enters forms eddy flow.
4. the split-type cyclone dust filter device of dust catcher according to claim 1, it is characterized in that: described filtration webmaster [7] is suitable with the degree of depth of rotary barrel [6], the bottom of filtration webmaster [7] is sealed and is provided with horn mouth [15] in the outer, blocks the thick dirt of sinking and is rolled once more.
5. the split-type cyclone dust filter device of dust catcher according to claim 1, it is characterized in that: the opening part of described rotating cone [8] bottom is provided with periphery with the cylinder boss [17] that guiding rib [16] is connected with rotating cone [8], reduces thin dirt and enters rotating cone [8] once more.
6. the split-type cyclone dust filter device of dust catcher according to claim 1 is characterized in that: described cleaned air outlet [3] is provided with one section discharge pipe of stretching to the lower edge [18], and discharge pipe [18] is coaxial with rotating cone [8].
7. the split-type cyclone dust filter device of dust catcher according to claim 1, it is characterized in that: the side in described guiding air channel [9] is provided with air quantity protector [19].
8. the split-type cyclone dust filter device of dust catcher according to claim 1, it is characterized in that: be divided into thick dirt chamber [4] and thin [5] two chambeies, dirt chamber with arc demarcation strip [20] in the described dirt box [11], be provided with sealing sponge [21] between the upper edge of arc demarcation strip [20] and the dividing plate [12].
9. the split-type cyclone dust filter device of the dust catcher of stating according to claim 1, it is characterized in that: the mesh diameter of described filtration webmaster [7] is best with 1.5-2.0mm.
LO. the split-type cyclone dust filter device of dust catcher according to claim 1 is characterized in that: the wall thickness of described filtration webmaster [7] is best with 1.5-2.0mm.
11. the split-type cyclone dust filter device of dust catcher according to claim 1 is characterized in that: the distance of described rotating cone [8] lower end to dirt box [11] bottom surface is best with 8-30mm.
12. the split-type cyclone dust filter device of dust catcher according to claim 1, it is characterized in that: the internal face of described rotating cone [8] and the angle between the vertical line are the best with l0-20 °, and the upper port diameter is the best with 15-36mm to be not less than 60mm, lower port diameter.
13. the split-type cyclone dust filter device of dust catcher according to claim 1 is characterized in that: the diameter of described dirty air intlet [2] is best with 35mm.
14. the split-type cyclone dust filter device of dust catcher according to claim 1 is characterized in that: described rotary barrel [6] and the spacing of filtering between the webmaster [7] are best with 12-28mm.
15. the split-type cyclone dust filter device of dust catcher according to claim 5 is characterized in that: the height of described round domestic animal boss [17] is best with 10-20mm, and cylinder boss [17] is best with 3-l0mm with the gap of rotating cone [8] lower port internal face.
16. the split-type cyclone dust filter device of dust catcher according to claim 6, it is characterized in that: the ratio of the diameter of described discharge pipe [8] and rotating cone [8] upper port diameter is the best with l: 2-4, and the distance of discharge pipe [8] lower edge to rotating cone [8] upper edge is best with 5-25mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001365193A CN1148147C (en) | 2000-12-27 | 2000-12-27 | Split-type cyclone dust filter for suction cleaner |
| DE2001132690 DE10132690A1 (en) | 2000-12-27 | 2001-07-02 | Split-type cyclone dust filter for suction cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001365193A CN1148147C (en) | 2000-12-27 | 2000-12-27 | Split-type cyclone dust filter for suction cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1296801A true CN1296801A (en) | 2001-05-30 |
| CN1148147C CN1148147C (en) | 2004-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001365193A Expired - Lifetime CN1148147C (en) | 2000-12-27 | 2000-12-27 | Split-type cyclone dust filter for suction cleaner |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN1148147C (en) |
| DE (1) | DE10132690A1 (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| DE10132690A1 (en) | 2002-07-18 |
| CN1148147C (en) | 2004-05-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: JINLAIKE CLEANING APPARATUS CO., LTD., SUZHOU Free format text: FORMER OWNER: NI ZUGEN Effective date: 20021024 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20021024 Address after: 215011 No. 1 Xiangyang Road, New District, Jiangsu, Suzhou Applicant after: Jinlaike Cleaning Apparatus Co., Ltd., Suzhou Address before: 215164 Wuxian City, Jiangsu Province town kingclean Motor Co Ltd Applicant before: Ni Zugen |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SUZHOU JINLAIKE HOUSEHOLD ELECTRIC APPLIANCE CO., Free format text: FORMER NAME OR ADDRESS: JINLAIKE CLEANING APPARATUS CO., LTD., SUZHOU |
|
| CP03 | Change of name, title or address |
Address after: No. 1 Xiangyang Road, New District, Jiangsu, Suzhou Patentee after: Suzhou Kingclean Floorcare Co., Ltd. Address before: No. 1 Xiangyang Road, New District, Jiangsu, Suzhou Patentee before: Jinlaike Cleaning Apparatus Co., Ltd., Suzhou |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20040505 |