CN102485157B - Retractable annular opening brush suction nozzle - Google Patents
Retractable annular opening brush suction nozzle Download PDFInfo
- Publication number
- CN102485157B CN102485157B CN201010574036.2A CN201010574036A CN102485157B CN 102485157 B CN102485157 B CN 102485157B CN 201010574036 A CN201010574036 A CN 201010574036A CN 102485157 B CN102485157 B CN 102485157B
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- Prior art keywords
- adapter
- suction nozzle
- annular opening
- pipe
- hose
- 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.)
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- 238000003780 insertion Methods 0.000 claims abstract description 23
- 241000405070 Percophidae Species 0.000 claims abstract description 21
- 230000000875 corresponding Effects 0.000 claims description 12
- 230000002950 deficient Effects 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 claims description 7
- 206010046996 Varicose vein Diseases 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000005755 formation reaction Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 41
- 238000005452 bending Methods 0.000 abstract description 15
- 238000009423 ventilation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 208000009146 Rhinoscleroma Diseases 0.000 description 2
- 230000001680 brushing Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000001174 ascending Effects 0.000 description 1
- 235000012970 cakes Nutrition 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000000153 supplemental Effects 0.000 description 1
Abstract
The invention discloses a kind of retractable annular opening brush suction nozzle, belong to vacuum cleaner suction nozzle, there is the structure of dust collector driving the loose instrument of dust.The present invention includes that insertion pipe and one end are combined with the suction pipe of collar extension hairbrush and Duckbill sleeve, and is provided with between insertion pipe and adapter and bends and stretches the hose that detent mechanism is sandwiched.Bend and stretch detent mechanism and include hose connection and the both sides lobulated buckle of the insertion pipe other end, buckle with combine the card disk cover of rear tube one end and side cover is the most concentric is rotatably assorted, and card disk cover is provided with braking clamp and smashs the elastic bayonet lock of gear.So present invention of design, makes the hose bending between insertion pipe and adapter to satisfied degree, without being bent into dead angle, does not hinder ventilation.Not only maintain original simple dust suction or hairbrush loosens the function of dust, be additionally, since the degree of bending and stretching adjustable, it is achieved that need not ascend a height, also can complete the dust suction operation of the higher scope of operation multiple space.
Description
Technical field
The present invention relates to vacuum cleaner suction nozzle, or have the structure of the vacuum cleaner driving the loose instrument of dust, or the company of flexible pipe
Connect apparatus, specifically a kind of retractable annular opening brush suction nozzle.
Background technology
Vacuum cleaner is a kind of sanitation and hygiene electrical installation, is used for removing ground, carpet, wall, furniture, medicated clothing and various seam
Dust in gap.
Vacuum cleaner generallys include the motor of dust collector importing electric current generation suction, forms the motor air inlet of air path system,
Suction nozzle, hose, dust suction steel pipe, filters and gathers the dust collect plant etc. of inhalation (inhalatio).
According to the form class of vacuum cleaner, vertical type dust collector, horizontal (pot type) vacuum cleaner and portable dust suction can be divided into
Device etc..
For adapting to the dust suction operation in different cleaning face, the suction nozzle (or brush) of vacuum cleaner can have different structure and purposes, as
Tapered pointed suction nozzle, Flat-mouth type slit, the selective property such as square suction nozzle brush of band hairbrush be arranged on rigidity sweep-up pipe use.
Fig. 1 is the perspective view of brush suction nozzle in prior art.
When carrying out having cake of sludge in dust suction operation, particularly cleaning face for convenience in the scope of operation, simple negative pressure
It can not thoroughly be removed by dust suction, and need to combine hairbrush and loosen dirt.As it can be seen, typically use engineering plastic
The locating slot 2 of the insertion pipe 1a one end of the rigidity that material tubular object extruding makes is connected, separately with dust suction steel pipe and card key (not shown) thereof
One end suction pipe 9a mouth combines the collar extension hairbrush (not shown) being implanted with bristle.On insertion pipe 1a wall, elongatedness direction is formed with slideway
Groove 3 and spacing preiection 4, the outside of the insertion pipe 1a other end is provided with the Duckbill sleeve 5a moved up and down along slide groove 3, described duckbilled
Set 5a lower end is expanded and duckbill in certain inclined plane, accommodates collar extension hairbrush in it.The flexible keypad that Duckbill sleeve 5a is provided with
7a, beneficially Duckbill sleeve 5a move up and down location along isometrical insertion pipe 1a.Duckbill sleeve 5a lower end becomes the suction of both sides supplemental air flow
Mouth, to avoid suction nozzle to cause motor damage with cleaning face seal laminating.
When above-mentioned straight tube-like brush suction nozzle carries out dust suction operation, the brush suction nozzle of the dust-collection rigid tube (not shown) of connection is overall
In straight-tube shape.During simple dust suction operation, depresses button 7a makes Duckbill sleeve 5a move down along slide groove 3, utilizes under Duckbill sleeve 5a
The suction nozzle dust suction of end；When the dirt needing collar extension hairbrush to loosen scleroma in the scope of operation, depresses button 7a, move up Duckbill sleeve
5a, appears collar extension hairbrush (not shown), loosens dust.
But, the brush suction nozzle of above-mentioned prior art is overall in straight tube-like, is the straight line continuity of dust suction steel pipe, it is impossible to curved
It is bent, although, once there is the dust suction steel pipe of certain angle of bend, but, run into the higher scope of operation such as cabinet top, unless operation of ascending a height, no
Then can bring embarrassment and inconvenience to user.If it addition, merely at the connection hose of brush suction nozzle, then can go out in operation
Showing hose overbending and form knuckle, hose caliber is narrow and small, hinders dust suction operation.
Summary of the invention
The present invention is contemplated to solve common brush suction nozzle and can not bend, the problem being not suitable for higher scope of operation dust suction,
And a kind of retractable annular opening brush suction nozzle is provided.
The present invention is realized by techniques below scheme.
A kind of retractable annular opening brush suction nozzle, is combined with the suction pipe of hairbrush, and moves up and down including insertion pipe and one end
Duckbill sleeve, and it is soft to be provided with the dust suction bending and stretching detent mechanism sandwiched between the insertion pipe other end and the adapter being connected with suction pipe
Pipe.
Described sandwiched hose bend and stretch detent mechanism, including hose connection and the both sides lobulated of the insertion pipe other end
Buckle, buckle with combine after adapter one end card disk cover and side cover is the most concentric is rotatably assorted, and card disk cover is provided with braking
The elastic bayonet lock of buckle middle gear.
So present invention of design, with the hub of buckle side as axle, make card disk cover, side cover respectively with corresponding chuck,
Chuck is concentric articulation, makes the degree that the hose bending between insertion pipe and adapter is the most satisfied, without being bent into
Dead angle, does not hinder ventilation；Bayonet lock on button locks gear, to keep the case of bending of satisfaction.The present invention not only maintains
Original simple dust suction or hairbrush loosen the function of dust, are additionally, since the degree of bending and stretching adjustable, it is achieved that need not ascend a height, also can be complete
Become the dust suction operation of the higher scope of operation multiple space.And add brand-new brush suction nozzle kind for vacuum cleaner.
Accompanying drawing explanation
Fig. 1 is the perspective view of brush suction nozzle in prior art；
Fig. 2 is the perspective view of the present invention；
Fig. 3 is the perspective view of case of bending of the present invention；
Fig. 4 is the perspective view of buckle in the present invention；
Fig. 5 is the perspective view in side cover portion in the present invention；
Fig. 6 is the perspective view in buckle closure portion in the present invention；
Fig. 7 is the perspective view brushing set in the present invention；
Fig. 8 is the side-looking planar structure schematic diagram of the present invention；
Fig. 9 is the sectional structure schematic diagram in A-A portion in Fig. 4；
Figure 10 is the structure for amplifying schematic diagram in A portion in Fig. 5；
Figure 11 is the top plan view structural representation of the present invention；
Figure 12 is the structural representation in B-B portion in Fig. 7；
Figure 13 is the structure for amplifying schematic diagram in B portion in Fig. 8；
Figure 14 is the perspective view of cross-section of the present invention；
Figure 15 is the structure for amplifying schematic diagram in C portion in Figure 10；
Figure 16 is the decomposition texture schematic diagram of the present invention；
Figure 17 is the use status architecture schematic diagram of the present invention.
In figure: 1a.1b. insertion pipe 2. locating slot
3. slide groove 4. spacing preiection
5a.5b. Duckbill sleeve 6. collar extension hairbrush
7a.7b. button 8. brush holder
9a.9b. suction pipe 10. bristle
Detent mechanism is bent and stretched in 11. adapters 12.
13. hose 14. buckles
15. card disk cover 16 side covers
17. gear 18. bayonet locks
19. hub 20a.20b. chucks
21. snap ring 22. limiting blocks
23. spring base 24a.24b. bolt columns
25. bonding pad 26. defective part
27. spring case 28. pin-and-holes
29a.29b. reinforcement 30. key hole
31. convex 32. springs
33. button 34. joint portions
35. varicosity portion 36. brush covers
37. annular groove 38. barb shell fragments
39. hose connection 40. draw-in grooves
41. clamp 42. dust-collection rigid tube
43. card rib 44. spring(-supported) mounts
45a.45b. hook hole 46a.46b fabrication hole
47. scope of operation 48. sockets.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment the present invention will be described in detail.
Fig. 2 is the perspective view of the present invention；Fig. 3 is the perspective view of case of bending of the present invention.Such as figure
Shown in, a kind of retractable annular opening brush suction nozzle, the insertion pipe 1b being connected with dust-collection rigid tube 42 including one end, one end is combined with collar extension
The suction pipe 9b of the hairbrush 6 and Duckbill sleeve 5b moved up and down thereof, and the hose connection 39 of the insertion pipe 1b other end and adapter 11 it
Between be provided with and bend and stretch the sandwiched hose of detent mechanism 12 13.
Fig. 4 is the perspective view of buckle in the present invention；Fig. 5 is the stereochemical structure signal in side cover portion in the present invention
Figure；Fig. 6 is the perspective view in buckle closure portion in the present invention；Fig. 7 is the perspective view brushing set in the present invention.Such as figure
Shown in, described retractable annular opening brush suction nozzle, its sandwiched hose 13 bend and stretch detent mechanism 12, including insertion pipe 1b another
The card disk cover 15 of adapter 11 one end after the hose connection 39 of end and both sides lobulated buckle 14, buckle 14 and combination and side cover 16
It is rotatably assorted the most with one heart, and card disk cover 15 is provided with the elastic bayonet lock 18 of braking buckle 14 middle gear 17.Card disk cover 15 and side
The circle center line connecting midpoint of lid 16 and the vertical and intersectant centerline of insertion pipe 1b, card disk cover 15 and side cover 16 spacing are slightly larger than adapter 11
External diameter, so that hose 13 is interposed between card disk cover 15 and side cover 16.Card disk cover 15 and side cover 16 are oppositely arranged with one heart.
Described retractable annular opening brush suction nozzle, its lobulated buckle 14 include lateral surface be integrally formed ring gear 17, in
Centre forms the chuck 20a of hollow hub 19；Corresponding lateral surface forms the chuck 20b of concentric snap ring 21.
Described retractable annular opening brush suction nozzle, adapter 11 is double-decker, and one end forms annular spigot 48, another end seal
Close；Adapter 11 Single port internal layer is intermittently formed the limiting block 22 avoiding hose 13 excessively to screw in from the other end, outside adapter 11
Layer combined portion, side 34 and reinforcement 29a is formed and the side cover 16 of chuck 20b snapping, and adapter 11 outer layer opposite side is formed
Spring base 23, and the defective part 26 of combination corresponding with arc bonding pad 25, adapter 11 outer layer end face is formed with bolt column
24a, and adapter 11 outer layer perisporium has been intermittently formed hook hole 45b.
Square joint portion 34 is generally aligned in the same plane with side cover 16, and the both sides right-angle side of triangle reinforcement 29a connects respectively
Square side, joint portion 34 and the outside wall surface of adapter 11, so that side cover 16 axle center and the central axis of adapter 11, Er Qielian
Connect firmly.It is formed with grid, to increase its intensity in square joint portion 34.
Described retractable annular opening brush suction nozzle, its arc bonding pad 25 is through spring case 27 and reinforcement 29b and card disk cover 15
Forming one, form the pin-and-hole 28 connected between spring case 27 with card disk cover 15, arc bonding pad 25 is also formed with and adapter 11
On end face, bolt column 24a docks the bolt column 24b being integrated, and bolt column 24a, 24b connect through bolt (not shown).
Card disk cover 15 is generally aligned in the same plane with spring case 27, the both sides right-angle side of triangle reinforcement 29b connection side respectively
Shape spring case 27 side and the extrados of bonding pad 25, so that the axle center of card disk cover 15 and the centrage combining rear tube 11 hang down
Directly, and be connected firmly.After the arc bonding pad 25 defective part 26 in adapter 11 is combined, arc bonding pad 25 is formed
Hook hole 45a.
Adapter 11 after in conjunction with, spring base 23 thereon becomes the bottom of spring case 27, and spring(-supported) mount 44 makes the spring of setting
32 consolidate, and flexibly support button 33.
Figure 13 is the structure for amplifying schematic diagram in B portion in Fig. 8；Figure 15 is the structure for amplifying schematic diagram in C portion in Figure 10；Figure 16 is
The decomposition texture schematic diagram of the present invention.As it can be seen, described retractable annular opening brush suction nozzle, in the brush cover 36 of its suction pipe 9b one end
The card rib 43 being interrupted on annular groove 37 card dress brush holder 8 formed, collar extension hairbrush 6 is made up of annular brush holder 8 and bristle 10.And another
End is intermittently formed and the hook shell fragment 38 of the corresponding clamping of hook hole 45b in adapter 11, suction pipe 9b wall is formed with correspondence and charges into
The flexible keypad 7b of key hole 30 on Duckbill sleeve 5b.
Described retractable annular opening brush suction nozzle, its Duckbill sleeve 5b pipe is formed with, on front side of portion, the button charging into flexible keypad 7b
Hole 30, the pipe on top forms prominent pressing convex 31 with the junction, varicosity portion 35 of bottom.
Described retractable annular opening brush suction nozzle, after its arc bonding pad 25 defective part 26 in adapter 11 is combined, spring
Being provided with what spring 32 supported in box 27, bayonet lock 18 charges into the button 33 of card disk cover 15.
Owing to the card disk cover 15 that is followed by pipe fitting 11 of combination, side cover 16 are rotatably assorted with one heart, therefore, hose 13 along with
Bend and stretch the bending of detent mechanism 12 rotation direction, without bending dead angle occurs, ensure that air-flow circulates smooth and easy in hose 13.
Described retractable annular opening brush suction nozzle, it is interrupted in internal perisporium through fabrication hole 46b with the side cover 16 of chuck 20b snapping
It is formed and the draw-in groove 40 of snap ring 21 clamping.
Described retractable annular opening brush suction nozzle, its card disk cover 15 medial surface through fabrication hole 46a be correspondingly formed concentric with
The arc sheet shape anti-hook clamp 41 that the hollow hub 19 of chuck 20a central authorities combines.
Use one end and dust-collection rigid tube 42 grafting of the insertion pipe 1b of engineering plastics tubing processing and fabricating rigidity.
The present invention being completed, installs hose between hose connection 39 and the adapter 11 of the insertion pipe 1b other end
13, after the defective part 26 of adapter 11 combines arc bonding pad 25, by the bolt column 24a on the two, bolt column 24b through bolt (not
Diagram) docking be integrated, so that one end of adapter 11 is formed as complete annular spigot 48.Card disk cover 15 and side cover 16 are corresponding
It is arranged on hose 13 both sides of adapter 11 other end.Card disk cover 15 and side cover 16 respectively with concentric chuck 20a, chuck
20b correspondence combines, and forms movable joint；And square spring case 27 and square joint portion 34 are correspondingly formed respectively at hose
The both sides of 13.
Bayonet lock 18 on button 33 does not charges into the gear 17 in card disk cover 15.Therefore, when not pressing button 33, the present invention in
Straight configuration,.
It is set with Duckbill sleeve 5b on suction pipe 9b, and makes snap-domes 7b corresponding with key hole 30.And suction pipe 9b one end card dress
Collar extension hairbrush 6, the hook hole 45b that the hook shell fragment 38 of the other end is hooked in adapter 11.So that suction pipe 9b and adapter 11 1
Body UNICOM.
The working condition of the present invention that brief description as above designs.
Generally, the present invention stretched connects dust-collection rigid tube 42, starts vacuum cleaner, can carry out dust suction operation.Compared with skill
Art is the same, and flexible keypad 7b highlights key hole 30, and collar extension hairbrush 6 is covered by the varicosity portion 35 of Duckbill sleeve 5b, is now simple suction
Dirt operation, the air containing foreign substances such as dusts enters suction pipe 9b in the middle of collar extension hairbrush 6, sandwiched by bending and stretching detent mechanism 12
Hose 13 enter dust-collection rigid tube 42；When needing collar extension hairbrush 6 to loosen harder dust, pressing flexible keypad 7b's is same
Time, promote the convex 31 on Duckbill sleeve 5b, depress button 7b and make Duckbill sleeve 5b move up, appear collar extension hairbrush 6, utilize ring
Mouth hairbrush 6 loosens the scleroma dust in the scope of operation, while can realizing dust suction operation, utilizes hairbrush to loosen dust.Now, exist
Support button 7b make bayonet lock 18 depart from gear 17, the i.e. present invention to be in straight state under the effect of spring 32, overall pipeline exists
On same centrage.
Figure 17 is that the another kind of of the present invention uses status architecture schematic diagram.As it can be seen, when the scope of operation 47 is higher, and don't
Be easy to ascend a height operation time, the present invention is adjusted to case of bending, upper act dust-collection rigid tube 42, the multiple space of the higher scope of operation can be realized
Dust suction operation.When the time comes, according to the requirement of degree of crook, with the hub 19 of buckle 14 side as axle, make card disk cover 15, side cover 16
It is articulation with corresponding chuck 20a, chuck 20b respectively, makes the hose 13 between insertion pipe 1b and adapter 11 bend
To satisfied degree；Meanwhile, press button 33, compression spring 32, make the bayonet lock 18 of button 33 side snap onto tooth through pin-and-hole 28
The corresponding between cog of wheel 17, makes the present invention keep the case of bending set, and card disk cover 15, side cover 16 respectively with corresponding chuck
Joint between 20a, chuck 20b is fixed.Starting vacuum cleaner, the dust suction that can carry out more than 47 kind of space of the higher scope of operation is made
Industry.And for the simple dust suction operation in more than 47 kind of space of the higher scope of operation, or collar extension hairbrush 6 is used to loosen dust, such as this
The straight configuration of invention, repeats the most again.After dust suction operation completes, pressing button 33 again, under the effect of spring 32, button 33
Restoring, bayonet lock 18 departs from gear 17, and card disk cover 15, side cover 16 can be made to be in non-locking with corresponding chuck 20a, chuck 20b
State, hose 13 restores.
Therefore, the present invention is with satisfied case of bending.Not only maintain original simple dust suction or hairbrush loosens the merit of dust
Can, it is additionally, since the degree of bending and stretching adjustable, it is achieved that need not ascend a height, also can complete the dust suction operation of the higher scope of operation multiple space.
Claims (9)
1. a retractable annular opening brush suction nozzle, is combined with the suction pipe (9b) of collar extension hairbrush (6) including insertion pipe (1b) and one end,
And the Duckbill sleeve (5b) moved up and down, it is characterised in that: insertion pipe (1b) other end and the adapter being connected with suction pipe (9b)
(11) it is provided with between and bends and stretches the hose (13) that detent mechanism (12) is sandwiched；Sandwiched hose (13) bend and stretch detent mechanism
(12), after hose connection (39) and both sides lobulated buckle (14) of insertion pipe (1b) other end, buckle (14) and combination
The card disk cover (15) of adapter (11) one end and side cover (16) be rotatably assorted the most with one heart, and card disk cover (15) is provided with braking clamp
The elastic bayonet lock (18) of button (14) middle gear (17).
Retractable annular opening brush suction nozzle the most according to claim 1, it is characterised in that: lobulated buckle (14) includes lateral surface
It is integrally formed ring gear (17), is centrally formed the chuck (20a) of hollow hub (19)；Corresponding lateral surface forms concentric snap ring
(21) chuck (20b).
Retractable annular opening brush suction nozzle the most according to claim 1, it is characterised in that: adapter (11) is double-decker, one end
Forming annular spigot (48), the other end is closed；Adapter (11) Single port internal layer is intermittently formed avoids hose (13) from another
The limiting block (22) that end excessively screws in, adapter combined portion, (11) outer layer side (34) and reinforcement (29a) are formed and chuck
(20b) side cover (16) of snapping, adapter (11) outer layer opposite side is formed with spring base (23), and right with arc bonding pad (25)
Should in conjunction with defective part (26), adapter (11) outer layer end face is formed with bolt column (24a), and adapter (11) outer layer perisporium is interrupted
It is formed with hook hole (45b).
Retractable annular opening brush suction nozzle the most according to claim 1, it is characterised in that: arc bonding pad (25) is through spring case
(27) and reinforcement (29b) and card disk cover (15) form one, form, between spring case (27) with card disk cover (15), the pin connected
Hole (28), arc bonding pad (25) is also formed with and takes over bolt column (24a) on (11) end face and dock the bolt column being integrated
, and hook hole (45a) (24b).
Retractable annular opening brush suction nozzle the most according to claim 1, it is characterised in that: in the brush cover (36) of suction pipe (9b) one end
Being interrupted annular groove (37) card dress collar extension hairbrush (6), the other end is intermittently formed hook hole (45b) corresponding clamping upper with adapter (11)
Hook shell fragment (38), suction pipe (9b) wall is formed correspondence and charges into the flexible keypad (7b) of the upper key hole (30) of Duckbill sleeve (5b).
Retractable annular opening brush suction nozzle the most according to claim 1, it is characterised in that: formed on front side of Duckbill sleeve (5b) pipe portion
Have a key hole (30) charging into flexible keypad (7b), the pipe on top and varicosity portion (35) junction of bottom formed prominent by
Pressure convex (31).
Retractable annular opening brush suction nozzle the most according to claim 1, it is characterised in that: arc bonding pad (25) and adapter (11)
On defective part (26) combine after, the bayonet lock (18) that spring (32) supports is installed in spring case (27) and charges into card disk cover (15)
Button (33).
8. according to retractable annular opening brush suction nozzle described in any one in claim 1-3, it is characterised in that: with formation hollow disc
Side cover (16) internal perisporium of chuck (20b) snapping of core (19) is intermittently formed the draw-in groove (40) with snap ring (21) clamping.
Retractable annular opening brush suction nozzle the most according to claim 1 or claim 2, it is characterised in that: card disk cover (15) medial surface is formed
There is the clamp (41) that the hollow hub (19) with chuck (20a) central authorities combines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010574036.2A CN102485157B (en) | 2010-12-06 | Retractable annular opening brush suction nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010574036.2A CN102485157B (en) | 2010-12-06 | Retractable annular opening brush suction nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102485157A CN102485157A (en) | 2012-06-06 |
| CN102485157B true CN102485157B (en) | 2016-12-14 |
Family
ID=
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201551270U (en) * | 2009-10-30 | 2010-08-18 | 山东科技职业学院 | High platform deduster |
| CN101869455A (en) * | 2009-04-24 | 2010-10-27 | 日立空调·家用电器株式会社 | Electric dust collector |
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101869455A (en) * | 2009-04-24 | 2010-10-27 | 日立空调·家用电器株式会社 | Electric dust collector |
| CN201551270U (en) * | 2009-10-30 | 2010-08-18 | 山东科技职业学院 | High platform deduster |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160516 Address after: 210014 Yongfeng Road, Qinhuai District, Jiangsu, No. 28, No. Applicant after: Nanjing LG Panda Appliances Co., Ltd. Address before: 300042, Beichen District, Tianjin Xing Lake Road Applicant before: Lejin Electronic and Electric Appliance Co., Ltd. (Tianjin) |
|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20171206 |