CN104837391A - Vacuum cleaner brush - Google Patents
Vacuum cleaner brush Download PDFInfo
- Publication number
- CN104837391A CN104837391A CN201380064219.1A CN201380064219A CN104837391A CN 104837391 A CN104837391 A CN 104837391A CN 201380064219 A CN201380064219 A CN 201380064219A CN 104837391 A CN104837391 A CN 104837391A
- Authority
- CN
- China
- Prior art keywords
- blade
- brush
- axle
- blades
- brush according
- 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.)
- Pending
Links
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
- 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
- A47L9/02—Nozzles
- A47L9/04—Nozzles with driven brushes or agitators
- A47L9/0461—Dust-loosening tools, e.g. agitators, brushes
- A47L9/0466—Rotating tools
- A47L9/0477—Rolls
-
- 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
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4036—Parts or details of the surface treating tools
- A47L11/4041—Roll shaped surface treating tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
The invention concerns a brush (1) for a vacuum cleaner nozzle comprising a shaft (4) having an axis (9) of rotation, and at least two blades (6,7) mounted on the shaft (4) by an attachment edge (21, 22) of the blades (6, 7), and the blades (6, 7) each comprise a free edge (14, 15). The invention is characterised in that the free edges (14, 15) of the blades (6, 7) are alternately and regularly different from each other.
Description
Technical field
The present invention relates to the rotating brush of the head for dust catcher.
The present invention relates to a kind of rotating brush also referred to as brush, and particularly relate to a kind of brush for equipment to be cleaned.Described brushing tool has at least one blade, and described blade extends perpendicular to the surface of its rotating shaft, and for collecting dust by the contact action of blade on surface to be cleaned.
Background technology
Up to now, hairbrush is used as the brush for equipment to be cleaned, and in this hairbrush, mane or hair are fixing around axle and on the surface of this axle,
But, because line segment, fine hair and chip (hereinafter referred to as " the end of a thread ") are wound around described hair, create problem.This causes dust absorption loss of energy and needs cleaned at regular intervals brush to keep dust suction performance.
In order to overcome this problem, provide a kind of brush of blade type, due to this brush, the winding of the end of a thread is prevented from, and this brush is described in Japanese patent publication text JP2003093288.This brush described in foregoing disclosure text is implemented as and makes it have rotary main shaft, and this rotary main shaft also referred to as axle has the shape of substantial cylindrical, and described axle comprises surface.This axle also comprises rotation, and this rotation is directed and by the center of axle in the direction of the length of axle.Brush has at least one blade in its surface, described blade vertically extends from the surface of axle and rotation along axle extends spirally, and the part being positioned at surperficial side to be cleaned of the part of the free margins of described blade and blade is equipped with a series of arch section, arch section forms breach and is commonly called " tooth ".These blades with tooth have than not having the area that the blade of tooth is less, and allow more the end of a thread is passed through.Therefore, the end of a thread not too tends to be wound around around brush.The screw arrangement of the rotation along axle of blade allows to reduce the moment be used for needed for drive brush rotation.The function of the minimizing of this required moment is also guaranteed by the arch section of blade, and the arch section of blade can reduce the friction with ground.
Therefore, this effect had is the winding of minimizing the end of a thread and does not lose dust suction performance.
But, such as in dust catcher when using in the High Rotation Speed scope at 3000 to 6000 revs/min of brush, and when extending use, the winding problem of the end of a thread occurs again.
Therefore, user still needs cleaned at regular intervals brush.
Summary of the invention
The object that the present invention especially has is the shortcoming overcoming prior art.
In particular, an object of the present invention is to provide a kind of brush, described brush allows maximally to limit the storage of the end of a thread at described brush place.
Another object of the present invention is to provide a kind of brush, and described brush allows maximally to limit the moment made needed for brush rotation.
This object reaches by means of a kind of brush of suction nozzle of dust catcher, and this brush comprises axle.Described axle comprises rotation.Described brush comprises at least two blades, and described blade is installed on the shaft by the fixed edge of described blade.Described blade comprises free margins separately, and described free margins each other alternately and different regularly.
Described blade is formed and makes its fixed edge have straight-line profile, and described fixed edge is parallel to the rotation of described axle and installs on the shaft.
In another embodiment, the fixed edge of described blade is installed on the shaft spirally along described rotation.
According to the present invention, the free margins of at least one blade in described two blades comprises a series of arch section and tooth.
According to embodiment, described arch section and described tooth can have different shapes and different intervals.
According to the present invention, the free margins of a blade in described at least two blades comprises the arch section of spill in centre.
According to the present invention, described at least two blades remain in the groove formed along described axle.
According to an embodiment of the invention, the cladding material be made up of wear-resisting and smooth plastic material covers the surface of the material of the base portion of the free margins of described blade, and in use described surface is positioned at the opposite on surface to be cleaned.
According to an embodiment, described blade is formed by countless projections, and described projection protrudes towards surface to be cleaned.
According to the present invention, described axle comprises driving whirligig.
According to the present invention, described blade is made up of the material of the flexible base using rubber or thermoplastic elastic material to form.
According to the present invention, described blade has different rigidity.
According to the present invention, comprise the described blade of the arch section of described spill than the described blade rigidity more comprising described arch section and described tooth.
The present invention relates more specifically to a kind of head of dust catcher, and the head of described dust catcher comprises to be brushed as previously defined.
Accompanying drawing explanation
By read provide with non-limiting way of example and by the detailed description of embodiments of the present invention shown in the drawings, will clearly understand other feature and advantage of the present invention, in the accompanying drawings:
-Fig. 1 schematically shows the stereogram according to brush of the present invention, and wherein brush is arranged in the access aperture of the suction nozzle of dust catcher.
-Fig. 2 is the full perspective view of the brush illustrated according to first embodiment of the invention;
-Fig. 3 is the schematic side view of a blade in the blade of Fig. 2;
-Fig. 4 is the schematic side view of a blade in the blade of Fig. 2;
-Fig. 5 is the side view of axle according to first embodiment of the invention;
-Fig. 6 is the exploded view according to brush of the present invention;
-Fig. 7 is the cross-sectional side elevational enlarged diagram of the very little projection brushed illustrated at Fig. 2 second embodiment of the invention.
Detailed description of the invention
Fig. 1 to 6 illustrates the first embodiment of the present invention, wherein also referred to as the rotating brush 1 of brush 1 be arranged in the access aperture 5 of dust catcher by the motor 3 of driving-belt 2 drive brush 1.Brush 1 comprises the rotary main shaft 4 also referred to as axle 4, and this axle is columniform and comprises surface 8.Brush 1 comprises blade 6,7, and blade is arranged around axle 4, and blade 6,7 vertically extends from the surface 8 of axle 4, i.e. blade 6,7 with surperficial 8 shapes at an angle of 90.According to the present invention, blade 6,7 is flexible.
In accompanying drawing other embodiment unshowned, blade 6,7 can extend to become the angle between 60 ° and 120 ° with surface from surface 8.
As shown in Figure 2, brush 1 is made up of axle 4.Axle 4 preferably comprises the cylinder of rotation 9.Directed in the direction of the length of axle 4 also referred to as the rotation 9 of axis 9, and by the center of axle.Surface 8 is around axis 9 and the surface extended in the whole length of axle 4.
Blade 6,7 extend around axle 4 and from this surface 8.
As shown in Figures 3 and 4, these blades have two types.The first blade 7 comprises edge 22 and the free margins 15 also referred to as " end " 15, and on this end 15, this blade 7 comprises the arch section 12 of some row and is commonly referred to the non-arch section 13 of tooth.
Fig. 4 illustrates the blade 6 of the second type, and this blade also comprises edge 21 and end 14, has the arch section 11 of spill in end.
The principle of these dissimilar blades will be explained below.
These blades 6,7 are fixed on axle 4 by different way.
According to the present invention and as shown in Figure 5, blade 6,7 are inserted in the groove 16 realized in the surface 8 of axle 4.
These grooves 16 have the profile of straight line and are roughly parallel to axis 9.
These blades 6,7 also Pasting on the surface 8 of axle 4.
Also stickup and groove can be combined.
Axle 4 comprises the device 17 for making brush 1 rotate in its end.
Within the scope of the invention, this device 17 is made up of bayonet apparatus 18 and lift sub pin device 19.
Bayonet socket 18 and bayonet lock 19 are sized for being inserted in the position 23 of implementing in 10 of dust catcher.
Within the scope of the invention and as shown in Figure 6, the present invention includes four blades 6,7, wherein two blades comprise tooth 13, and two other blade comprises the arch section 11 of spill.These blades 6,7 are located perpendicular to axle 4 and are equidistantly located around axle 4.
In the accompanying drawing of other situations, can have more than four blades, and when this accompanying drawing, blade is also equidistantly located around axle 4.
According to the present invention and as shown in Figure 6, from a blade 6 to another blade 7, blade 6, the end 14 of 7,15 replace.When as shown in Figure 6 there is the brush of four blades, being first toothed blade 7, is then the blade 6 with concave portions, is then toothed blade 7, be then there is concave portions blade 6 as ending.
In the second embodiment shown in Fig. 7, blade 6, the end 14,15 of 7 comprises very little projection 20.These projections 20 are positioned at blade 6, the side of 7, the surface of this side against base plate to be cleaned surface and rub.The interpolation of these projections 20 allows to improve the possibility of collecting fine dust.
In a working method of the present invention, brush 1 is integrated in 10 of dust catcher.
Motor 3 makes driving-belt 2 move, and driving-belt is connected with the device 17 for making brush 1 rotate.Mechanical movement can pass to brush 1.Brush can rotate along its axis 9.
During the rotation of brush 1, toothed blade 7 and spill blade 6 alternately in succession pass through on surface to be cleaned.
The end of a thread is thrown in the air stream produced by the access aperture 5 of dust catcher by brush.As previously mentioned, the end of a thread is stuck in brush 1 frequently, and this needs cleaning brush.This is clean disassembles frequently by by whole for brush 1 or even disassemble 10 of dust catcher and carry out.
The minimizing that alternately allows of toothed blade 7 and spill blade 6 is stuck in the quantity of the end of a thread in brush 1.
Spill blade 6 allows more in depth to remove dust.A part for these dusts is inhaled into by inlet hole 5.During the rotation of brush 1, spill blade 6 be immediately with teeth cutter blade 7 and.
The spill arch section 11 of blade 6 allows the air-flow produced by dust catcher to concentrate on this region.Power is larger and concentrate on the middle of brush 1.Therefore, at band teeth cutter blade 7 by afterwards, the dust of the remnants be not inhaled into concentrates on the centre of spill blade 6 at once subsequently, to be effectively inhaled into.The whole length that the end of a thread can not be distributed in brush 1 which reduces the danger of the winding of these the end of a thread.
According to the present invention, the end of a thread is deposited in the spill arch section 11 of blade 6 more, and this place's inhalation power is the strongest.
In one embodiment, blade is around axis 9 and locate spirally on the surface 8, and the edge 21,22 contacted with the surface 8 of described axle 4 preferably limits the profile of circular arc.
The profile of this circular arc is necessary, because when these profiles are straight lines, is difficult to blade to be arranged on axle 4.Therefore, to blade 6, the edge 21,22 of 7 gives the curve of regulation, and make blade 6,7 can arrange along the helical curve of the cylindrical surface 8 of axle 4, and then the edge 21,22 of blade 6,7 realizes with the profile of circular arc.By this pretreatment, blade 6,7 can easily be wound around around axle 4, and this makes the steady job that is fixed on axle 4 by blade easy.
Within the scope of the invention, for toothed blade 7 or the blade 6 with concave portions 11, the rigidity of blade is different.Therefore, toothed blade 7 is more flexible than being equipped with the blade 6 of concave portions 11.These blades can realize in the material of such as thermoplastic elastic body, or the blade of synthetic type.
Claims (12)
1. the brush (1) of the suction nozzle of a dust catcher, described brush comprises the axle (4) and at least two blades (6 with rotation (9), 7), described at least two blades are by described blade (6, 7) fixed edge (21, 22) be arranged on described axle (4), and described blade (6, 7) free margins (14 is comprised separately, 15), described free margins (14, 15) alternately and regularly different each other, it is characterized in that, described blade (6, 7) fixed edge (21, 22) there is straight-line profile, and described fixed edge (21, 22) be parallel to the axis (9) of described axle (4) and be arranged on described axle (4).
2. the brush according to a upper claim, is characterized in that, the free margins (15) of at least one blade (7) in described at least two blades comprises a series of arch section (12) and tooth (13).
3. the brush according to a upper claim, is characterized in that, described arch section (12) and described tooth (13) have different shapes and different intervals.
4. the brush according to any one of the claims, it is characterized in that, the free margins (14) of a blade (6) in described at least two blades (6,7) comprises the arch section (11) of spill in centre.
5. the brush according to any one of the claims, is characterized in that, described at least two blades (6,7) remain in the groove (16) formed along described axle (4).
6. the brush according to any one of the claims, it is characterized in that, the cladding material be made up of wear-resisting and smooth plastic material covers the surface of the base material of the free margins of described blade, and in use described surface is positioned at the opposite on surface to be cleaned.
7. the brush according to any one of the claims, is characterized in that, described blade (6,7) is formed by countless projections (20), and described projection protrudes towards surface to be cleaned.
8. the brush according to any one of the claims, is characterized in that, described axle comprises driving whirligig.
9. the brush according to any one of the claims, is characterized in that, described at least two blades (6,7) are made up of the flexible base material using rubber or thermoplastic elastic material to form.
10. the brush according to any one of the claims, is characterized in that, described blade (6,7) has different rigidity.
11. brushes according to a upper claim, it is characterized in that, comprise the described blade (6) of the arch section (11) of described spill than described blade (7) rigidity more comprising described arch section (12) and described tooth (13).
The head (10) of 12. 1 kinds of dust catchers, is characterized in that, the head of described dust catcher comprises the brush (1) according to any one of the claims.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1261975 | 2012-12-12 | ||
| FR1261975A FR2999067B1 (en) | 2012-12-12 | 2012-12-12 | VACUUM BRUSH |
| PCT/FR2013/052928 WO2014091116A1 (en) | 2012-12-12 | 2013-12-03 | Vacuum cleaner brush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104837391A true CN104837391A (en) | 2015-08-12 |
Family
ID=48128451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380064219.1A Pending CN104837391A (en) | 2012-12-12 | 2013-12-03 | Vacuum cleaner brush |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP2931104B1 (en) |
| KR (1) | KR102072881B1 (en) |
| CN (1) | CN104837391A (en) |
| ES (1) | ES2717893T3 (en) |
| FR (1) | FR2999067B1 (en) |
| TR (1) | TR201904330T4 (en) |
| WO (1) | WO2014091116A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106108801A (en) * | 2016-01-26 | 2016-11-16 | 湖北泽森智能科技有限公司 | Middle sweeping device cut a mao driving means |
| CN107233047A (en) * | 2017-06-09 | 2017-10-10 | 宁波富佳实业有限公司 | A kind of cutting combined utensil and the dust catcher with it |
| CN108095643A (en) * | 2018-01-16 | 2018-06-01 | 深圳市智意科技有限公司 | Floor-cleaning machine |
| CN108577668A (en) * | 2018-07-16 | 2018-09-28 | 苏州八股网络科技有限公司 | A kind of round brush with blade and the automatic cleaning apparatus using the round brush |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2529819B (en) * | 2014-09-02 | 2017-06-14 | Dyson Technology Ltd | Cleaner head |
| KR101644887B1 (en) | 2015-03-24 | 2016-08-02 | 엘지전자 주식회사 | Agitator and Robot cleaner inculding the same |
| CN105982615B (en) * | 2016-04-29 | 2018-08-31 | 宁波富佳实业有限公司 | A kind of roller brush assembly |
| GB2550923B (en) | 2016-05-31 | 2020-03-18 | Darius Development Ltd | A cleaner attachment device |
| KR102665907B1 (en) * | 2017-01-03 | 2024-05-20 | 삼성전자주식회사 | Vacummer cleaner |
| KR20190054517A (en) * | 2017-11-13 | 2019-05-22 | 삼성전자주식회사 | Cleaner |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2135869A (en) * | 1982-12-10 | 1984-09-12 | Hukuba Kogyo Kk | Rotary cleaning member |
| GB2225526A (en) * | 1988-12-01 | 1990-06-06 | Hoky Kk | Beater |
| US5056181A (en) * | 1988-10-13 | 1991-10-15 | Kabushiki Kaisha Hoky | Rotary brush |
| US5109976A (en) * | 1989-11-21 | 1992-05-05 | Horyo Corporation | Cleaner |
| JP2008043351A (en) * | 2006-07-18 | 2008-02-28 | Sanyo Electric Co Ltd | Suction tool for vacuum cleaner |
| JP2011188951A (en) * | 2010-03-12 | 2011-09-29 | Toshiba Corp | Suction opening body and vacuum cleaner |
| CN202223164U (en) * | 2011-08-12 | 2012-05-23 | 深圳市银星智能科技股份有限公司 | Cleaning brush |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2892780B2 (en) * | 1990-06-20 | 1999-05-17 | 株式会社日立製作所 | Vacuum cleaner mouthpiece |
| JPH10165336A (en) * | 1996-12-09 | 1998-06-23 | Tec Corp | Suction nozzle body for vacuum cleaner |
| JP3449677B2 (en) * | 1996-12-26 | 2003-09-22 | 東芝テック株式会社 | Vacuum cleaner suction body |
| JP3381695B2 (en) * | 1997-12-26 | 2003-03-04 | 松下電器産業株式会社 | Vacuum cleaner suction tool and vacuum cleaner using the same |
| JP2003093288A (en) | 2001-09-21 | 2003-04-02 | Sanyo Electric Co Ltd | Suction nozzle for vacuum cleaner |
| JP2002112931A (en) * | 2001-09-26 | 2002-04-16 | Matsushita Electric Ind Co Ltd | Suction utensil for vacuum cleaner, and vacuum cleaner |
-
2012
- 2012-12-12 FR FR1261975A patent/FR2999067B1/en not_active Expired - Fee Related
-
2013
- 2013-12-03 TR TR2019/04330T patent/TR201904330T4/en unknown
- 2013-12-03 ES ES13808155T patent/ES2717893T3/en active Active
- 2013-12-03 KR KR1020157018258A patent/KR102072881B1/en active IP Right Grant
- 2013-12-03 EP EP13808155.9A patent/EP2931104B1/en active Active
- 2013-12-03 WO PCT/FR2013/052928 patent/WO2014091116A1/en active Application Filing
- 2013-12-03 CN CN201380064219.1A patent/CN104837391A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2135869A (en) * | 1982-12-10 | 1984-09-12 | Hukuba Kogyo Kk | Rotary cleaning member |
| US5056181A (en) * | 1988-10-13 | 1991-10-15 | Kabushiki Kaisha Hoky | Rotary brush |
| GB2225526A (en) * | 1988-12-01 | 1990-06-06 | Hoky Kk | Beater |
| US5109976A (en) * | 1989-11-21 | 1992-05-05 | Horyo Corporation | Cleaner |
| JP2008043351A (en) * | 2006-07-18 | 2008-02-28 | Sanyo Electric Co Ltd | Suction tool for vacuum cleaner |
| JP2011188951A (en) * | 2010-03-12 | 2011-09-29 | Toshiba Corp | Suction opening body and vacuum cleaner |
| CN202223164U (en) * | 2011-08-12 | 2012-05-23 | 深圳市银星智能科技股份有限公司 | Cleaning brush |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106108801A (en) * | 2016-01-26 | 2016-11-16 | 湖北泽森智能科技有限公司 | Middle sweeping device cut a mao driving means |
| CN107233047A (en) * | 2017-06-09 | 2017-10-10 | 宁波富佳实业有限公司 | A kind of cutting combined utensil and the dust catcher with it |
| CN108095643A (en) * | 2018-01-16 | 2018-06-01 | 深圳市智意科技有限公司 | Floor-cleaning machine |
| CN108577668A (en) * | 2018-07-16 | 2018-09-28 | 苏州八股网络科技有限公司 | A kind of round brush with blade and the automatic cleaning apparatus using the round brush |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2999067A1 (en) | 2014-06-13 |
| KR102072881B1 (en) | 2020-02-03 |
| FR2999067B1 (en) | 2015-07-03 |
| KR20150094701A (en) | 2015-08-19 |
| ES2717893T3 (en) | 2019-06-26 |
| WO2014091116A1 (en) | 2014-06-19 |
| TR201904330T4 (en) | 2019-04-22 |
| EP2931104B1 (en) | 2019-03-06 |
| EP2931104A1 (en) | 2015-10-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104837391A (en) | Vacuum cleaner brush | |
| US11925303B2 (en) | Agitator with debrider and hair removal | |
| KR102007213B1 (en) | Cleaner head | |
| EP3731713B1 (en) | Cleaning apparatus with anti-hair wrap management systems | |
| ES2974836T3 (en) | Agitator for a surface treatment apparatus and surface treatment apparatus having the same | |
| US9839335B2 (en) | Cleaning nozzle for a vacuum cleaner | |
| GB2569313A (en) | A cleaner head for a vacuum cleaner | |
| JP2020521541A (en) | Robot vacuum cleaner with double cleaning rollers | |
| US11638507B2 (en) | Vacuum cleaner | |
| CN111297258A (en) | Anti-winding cleaner head of dust collector | |
| CN114795030A (en) | Rolling brush for cleaning equipment | |
| US20140053362A1 (en) | Integrated roller brush groove with hair and debris cutting device for use in vacuum cleaners and other sweeping devices | |
| CN204797748U (en) | Scrubbing brush subassembly | |
| JP6078427B2 (en) | Vacuum cleaner mouthpiece and electric vacuum cleaner using the same | |
| KR101428934B1 (en) | Electric toothbrush with gum massage | |
| US11540685B2 (en) | Nozzle for cleaner, and vacuum cleaner | |
| CN113057521B (en) | Hair cutting rolling brush | |
| KR200472006Y1 (en) | Interdendal brush | |
| KR100480142B1 (en) | Suction head of vacuum cleaner | |
| KR101465785B1 (en) | Toothbrush with the rotatable brush | |
| EP1925246A2 (en) | Device for cleaning fine and uneven surfaces, especially Venetian blinds, of dust | |
| JP2003245231A (en) | Vacuum cleaner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150812 |
|
| RJ01 | Rejection of invention patent application after publication |