CN106968209A - Suction and blowing device and its airduct - Google Patents
Suction and blowing device and its airduct Download PDFInfo
- Publication number
- CN106968209A CN106968209A CN201610023902.6A CN201610023902A CN106968209A CN 106968209 A CN106968209 A CN 106968209A CN 201610023902 A CN201610023902 A CN 201610023902A CN 106968209 A CN106968209 A CN 106968209A
- Authority
- CN
- China
- Prior art keywords
- airduct
- adjustable plate
- opening
- housing
- salient point
- 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
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0863—Apparatus loosening or removing the dirt by blowing and subsequently dislodging it at least partially by suction ; Combined suction and blowing nozzles
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H2001/0881—Details for pneumatically dislodging or removing not related to the mouth-piece
- E01H2001/089—Suction-effect created through blowing, e.g. using the venturi effect
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to a kind of airduct, including：Tube wall, the airduct opening of the conduit wall end formation, adjusting means for adjusting the airduct aperture area, there is the socket connected inside and outside the airduct on the tube wall, the adjusting means includes inserting the adjustable plate of the socket, the adjustable plate is operationally moved between the first position and the second position, and the area of the airduct opening is more than the area of the airduct opening when adjustable plate is located at the second place when adjustable plate is located at the first position.The invention further relates to a kind of suction and blowing device, including：Fan, motor, air port and airduct as described above, the airduct also include connector, and the connector is connected with the air port.
Description
Technical field
The present invention relates to a kind of airduct and using the suction and blowing device of this airduct.
Background technology
Suction and blowing device is a kind of common outdoor burnisher, is mainly used in the cleaning and collection of the rubbish such as leaf.Suction and blowing device generally has the function of blowing and inhale, and can improve the convenience that user uses.The situation on ground is scattered in face of leaf, user can utilize the blowing function of suction and blowing device, and scattered leaf, which is blown, to be put together, using the suction function of suction and blowing device, by the convenient processing of leaf suction collection device of concentration.Collection device can be refuse bag, dustbin etc..Such leaf collects processing mode and saves manpower than traditional hand sweeping, and operating efficiency is high.
Suction and blowing device includes being provided with motor and fan in main frame and airduct, main frame, and motor-driven fan, which is rotated, produces air-flow, and main frame has the air port that can be connected with airduct, the air channel that airduct, fan composition supply stream pass through.When running into the operating mode for needing to blow by the dried leaf being scattered on a large scale or suck; to improve the operating efficiency blown or sucked, operator wishes that airduct has larger aperture area, when sucking the operating mode of leaf; to avoid the problem of airduct mouthful is easily blocked, it is also desirable to which airduct has larger aperture area；When run into need by thick leaf or wet leaf etc. compared with the operating mode that the object of heavy load is blown away when, operator wish improve wind speed.The openings of sizes of airduct in the market is constant, and in the timing of output power of motor one, the wind speed of airduct mouthful is also constant, it is difficult to meet different operating mode operators to airduct opening or the different demands of wind speed.
It is therefore desirable to prior art means are improved.
The content of the invention
The technical problem to be solved in the present invention is：A kind of airduct is provided, the aperture area of airduct can adjust.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is as follows：
A kind of airduct, including：Tube wall, the airduct opening of the conduit wall end formation, adjusting means for adjusting the airduct aperture area, there is the socket connected inside and outside the airduct on the tube wall, the adjusting means includes inserting the adjustable plate of the socket, the adjustable plate is operationally moved between the first position and the second position, and the area of the airduct opening is more than the area of the airduct opening when adjustable plate is located at the second place when adjustable plate is located at the first position.
Preferably, the inner surface of the tube wall has chute, the bearing of trend of the chute and the angled setting in direction of the airduct opening, and the adjustable plate inserts the airduct along the chute.
Preferably, during the adjustable plate is moved along the chute from the first position to the second place, the area of the airduct opening is gradually reduced.
Preferably, the fixing hole that sets and can coordinate with the spacing salient point on spacing salient point, the adjustable plate is set on the tube wall, and when the spacing salient point inserts the fixing hole, the position of the adjustable plate is fixed.
Preferably, described spacing salient point includes the first spacing salient point and the second spacing salient point, and when the fixing hole coordinates with the described first spacing salient point, the adjustable plate is located at first position；When the fixing hole coordinates with the described second spacing salient point, the adjustable plate is located at the second place.
Preferably, the described first spacing salient point is located at the outer surface of the tube wall, and the second spacing salient point is located at the inner surface of the tube wall.
Preferably, when the adjustable plate is located at first position, the adjustable plate is located at the outside of airduct.
Preferably, the distance of the socket and the airduct opening is between 150mm~300mm.
Preferably, the adjusting means also includes operation panel, the operation panel and the angled setting of the adjustable plate.
Preferably, the adjusting means is made up of moulding.
A kind of suction and blowing device, including：Fan, motor, air port and airduct as described above, the airduct also include connector, and the connector is connected with the air port.
A kind of airduct, including：First housing, second housing, first housing and the airduct opening of second shell body formation, the airduct also includes the scaling portion for connecting first housing and second housing, the scaling portion is operationally shunk or deployed, and the area of the airduct opening is less than the area of the airduct opening when scaling portion deploys when the scaling portion shrinks.
Preferably, the airduct includes the adjusting means for making the scaling portion shrink or deploy, the adjusting means includes connecting the sliding part of first housing and second housing, the sliding part drives second shell body phase to be moved for the first housing, first housing and the second shell body phase away from when, scaling portion expansion, first housing and the second shell body phase close to when, the scaling portion shrinks.
Preferably, the outer surface of second housing, which has, has the traveller being connected with guide groove on guide groove, the sliding part, the direction of the sliding part movement and the angled setting in direction of the guide groove.
Preferably, the sliding part is made up of moulding.
Preferably, the sliding part takes the shape of the letter U.
Preferably, the scaling portion is made up of flexible piece.
A kind of suction and blowing device, including：Fan, motor, air port and airduct as described above, the airduct also include connector, and the connector is connected with the air port.
Compared with prior art, beneficial effects of the present invention are：The aperture area of airduct can be adjusted, to meet different operating mode operators to airduct opening or the different demands of wind speed.
Brief description of the drawings
Purpose, technical scheme and the beneficial effect of invention described above can realize the detailed description of specific embodiment of the invention by following, describe and clearly obtain in combination with accompanying drawing.
Identical label and symbol in accompanying drawing and specification are used to represent identical or equivalent element.
Fig. 1 is the stereogram of adjustable plate airduct at first position in first embodiment.
Fig. 2 is the stereogram of adjustable plate airduct at the second place in first embodiment.
Fig. 3 is the schematic diagram of airduct when scaling portion deploys in second embodiment.
Fig. 4 is the schematic diagram of airduct when scaling portion shrinks in second embodiment.
Fig. 5 is the stereogram of sliding part in Fig. 3 and Fig. 4.
Fig. 6 is the single tube suction and blowing device stereogram without airduct in first embodiment and second embodiment.
Fig. 7 is the centrifugation suction and blowing device stereogram without airduct in first embodiment and second embodiment.
Wherein
1. the airduct opening of 2. tube wall of airduct 3.
4. the socket of 5. adjusting means of connector 6.
7. the operation panel of 8. adjustable plate of chute 9.
10. the spacing salient point of the spacing spacing salient point 12. second of salient point 11. first
13. the second place of 14. first position of fixing hole 15.
16. the motor of 17. fan of suction and blowing device 18.
19. the housing of 20. first housing of air port 21. second
22. the sliding part of 23. adjusting means of scaling portion 24.
25. the traveller of guide groove 26.
Embodiment
In order to facilitate the understanding of the purposes, features and advantages of the present invention, the embodiment below in conjunction with the accompanying drawings to the present invention is described in detail.Many details are elaborated in the following description to fully understand the present invention.But the invention can be embodied in many other ways as described herein, those skilled in the art can make similar improvements without departing from the spirit of the invention, therefore the present invention is not limited by following public specific embodiment.
It should be noted that when element is referred to as " being fixed on " another element, it directly on another element or can also have an element placed in the middle.When an element is considered as " connection " another element, it can be directly to another element or may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article is identical with belonging to the implication that the those skilled in the art of the present invention are generally understood that.Term used in the description of the invention herein is intended merely to describe the purpose of specific embodiment, it is not intended that in the limitation present invention.Term as used herein " and/or " include the arbitrary and all combination of one or more related Listed Items.
The first embodiment of the airduct 1, referring to Fig. 1 and Fig. 2, airduct includes：Tube wall 2, the airduct opening 3 for being formed at 2 one ends of tube wall and the connector 4 for being formed at another end of tube wall 2, the adjusting means 5 for adjusting the area of airduct opening 3.Adjusting means 5 can be made up of moulding, can also be made up of metalwork or other materials, it is contemplated that reduction production cost simultaneously reduces spare and accessory parts weight, it is generally preferable to moulding.There is the socket 6 inside and outside connection airduct 1, socket 6 is located near airduct opening 3, and the distance with airduct opening 3 is between 150mm and 300mm on tube wall 2；The inner surface of tube wall 2 has chute 7, the bearing of trend of chute 7 and the angled setting in the direction of airduct opening 3, and chute 7 and tube wall 2 are integral structures.
Adjusting means 5 includes the adjustable plate 8 of insertion socket 6 and the operation panel 9 with the angled setting of adjustable plate 8, promote operation panel 9 along chute 7 adjustable plate 8 can be inserted into airduct 1, pull operation plate 9 can extract from airduct 1 adjustable plate 8 along chute 7 out, adjustable plate 8 and operation panel 9 can be using an entirety being molded, it would however also be possible to employ two independent parts are connected by connector.Spacing salient point 10 is provided with tube wall 2, spacing salient point 10 includes the first spacing salient point 12 of spacing salient point 11 and second, first spacing salient point 11 is located at the outer surface of tube wall 2, second spacing salient point 12 is located at the inner surface of tube wall 2, the fixing hole 13 that can coordinate with spacing salient point 10 is provided with adjustable plate 8, when spacing salient point 10 inserts fixing hole 13, the position of adjustable plate 8 is fixed.Specifically, as shown in figure 1, when the spacing salient point 11 of fixing hole 13 and first coordinates, adjustable plate is located at first position 14, as shown in Fig. 2 when the spacing salient point 12 of fixing hole 13 and second coordinates, adjustable plate is located at the second place 15.As can be seen that when adjustable plate 8 is located at first position 14, the area of airduct opening 3 is maximum, during adjustable plate 8 is moved along chute 7 from first position 14 to the second place 15, the area of airduct opening 3 is gradually reduced, when adjustable plate 8 is moved to the second place 15, and the area of airduct opening 3 is minimum.
Single tube suction and blowing device stereogram without airduct 1 shown in Figure 6, suction and blowing device 16 includes：Airduct 1 in fan 17, motor 18, air port 19 and first embodiment.Suction and blowing device has an air port 19, and suction and blowing device 16 works under blowing mould formula or suction mode, and the connector 4 of airduct 1 is connected with air port 19.In another embodiment, the suction and blowing device 16 without airduct 1 can be structure as shown in Figure 7, and airduct 1 includes：Fan 17, motor 18, two air ports 19, one of air port 19 is air inlet, and another air port 19 is air outlet, under the blowing mould formula of suction and blowing device 16, the connector 4 of airduct 1 is connected with air outlet, under the suction mode of suction and blowing device 16, and the connector 4 of airduct 1 is connected with air inlet.
When running into the operating mode for needing to blow by the dried leaf being scattered on a large scale or suck; to improve the operating efficiency blown or sucked; pull operation plate 9; adjustable plate 8 is extracted out from airduct 1 along chute 7; make in the first spacing insertion of salient point 11 fixing hole 13; adjustable plate 8 is fixed on first position 14, the area of airduct opening 3 is maximum；When sucking the operating mode of leaf, to avoid the problem of airduct mouthful is easily blocked, also being intended to airduct has larger aperture area, it is also required to make in the first spacing insertion of salient point 11 fixing hole 13, adjustable plate 8 is fixed on first position 14, when adjustable plate 8 is fixed on first position 14, adjustable plate 8 is fully located at outside airduct 1, or the very short part in the end of adjustable plate 8 is located inside airduct 1 through socket 6, therefore, in the operating mode of suction, adjustable plate 8 will not form obstacle in airduct 1, also be effectively prevented from causing the inhalation (inhalatio)s such as leaf to block in airduct 1；When run into need by thick leaf or wet leaf etc. compared with the operating mode that the object of heavy load is blown away when, operator wishes to improve wind speed, operation panel 9 can be promoted, adjustable plate 8 is promoted into airduct 1 along chute 7, when in the second spacing insertion of salient point 12 fixing hole 13, adjustable plate 8 is fixed on the second place 15, and the area of airduct opening 3 is minimum.During adjustable plate 8 is moved along chute 7 from first position 14 to the second place 15, the area of airduct opening 3 is gradually reduced.
Referring to shown in Fig. 3 and Fig. 4, the airduct 1 in second embodiment includes：The scaling portion 22 of the airduct opening 3 of first housing 20, the second housing 21, the first housing 20 and the formation of the second housing 21, the first housing 20 of connection and the second housing 21.Scaling portion 22 is made up of flexible piece, is operationally shunk or is deployed, and flexible piece can be cloth, nylon material or elastomeric material etc., and the area of airduct opening 3 is less than the area of airduct opening 3 when scaling portion 22 deploys when scaling portion 22 shrinks.Airduct 1 also includes making the adjusting means 23 that scaling portion 22 shrinks or deployed, shown in Figure 5, adjusting means 23 includes the sliding part 24 of the first housing 20 of connection and the second housing 21, and sliding part 24 is constituted and taken the shape of the letter U by moulding, certainly, sliding part 24 can also use metal or other materials.The two ends of U-shaped sliding part 24 have traveller 26 respectively, and the outer surface of the second housing 21 has guide groove 25, and the direction of guide groove 25 is connected with the angled setting in the direction that sliding part 24 is moved, traveller 26 with guide groove 25.From one end away from airduct opening 3 to one end close to airduct opening 3, guide groove 25 and the distance in scaling portion 22 gradually increase, guide groove 25 can be that linear pattern can also be shaped form, when direction of the traveller 26 along the aweather tube opening 3 of guide groove 25 is moved, sliding part 24 drives the second housing 21 to be moved up relative to the first housing 20, when traveller 26 is in the one end away from airduct opening 3 of guide groove 25, second housing 21 and the first housing 20 are mutually remote, scaling portion 22 deploys, the area of airduct opening 3 is maximum, when traveller 26 is moved to guide groove 25 close to one end of airduct opening 3, second housing 21 and the first housing 20 are mutually close, scaling portion 22 shrinks, the area of airduct opening 3 is minimum.If alloing traveller 26 to be fixed in the optional position of guide groove 25 using being interference fitted or using other fixed structures guide groove 25 and traveller 26, the area of airduct opening 3 just can be made to be adjusted to arbitrary value between minimum area and maximum area.
Second embodiment is roughly the same with first embodiment, shown in Figure 3, and airduct 1 also includes connector 4.Single tube suction and blowing device stereogram without airduct 1 shown in Figure 6, suction and blowing device 16 includes：Airduct 1 in fan 17, motor 18, air port 19 and first embodiment.Suction and blowing device has an air port 19, and suction and blowing device 16 works under blowing mould formula or suction mode, and the connector 4 of airduct 1 is connected with air port 19, by adjusting the positive and negative change of fan 17 by the wind direction in air port 19.In another embodiment, the suction and blowing device 16 without airduct 1 can be structure as shown in Figure 7, and airduct 1 includes：Fan 17, motor 18, two air ports 19, one of air port 19 is air inlet, and another air port 19 is air outlet, under the blowing mould formula of suction and blowing device 16, the connector 4 of airduct 1 is connected with air outlet, under the suction mode of suction and blowing device 16, and the connector 4 of airduct 1 is connected with air inlet.
When running into the operating mode for needing to blow by the dried leaf being scattered on a large scale or suck; to improve the operating efficiency blown or sucked; mobile sliding part 24; make traveller 26 in guide groove 25 from one end close to airduct opening 3 to one end movement away from airduct opening 3; second housing 21 and the first housing 20 are mutually remote; scaling portion 22 deploys, i.e., by the area of airduct opening 3 regulation to maximum；When sucking the operating mode of leaf, to avoid the problem of airduct mouthful is easily blocked, also being intended to airduct has larger aperture area, it is also required to the area of airduct opening 3 regulation to maximum, because sliding part 24 is located at outside airduct 1, scaling portion 22 connects the first housing 20 and the second housing 21, and scaling portion 22 deploys during suction operating mode, obstacle will not be formed in airduct 1, therefore efficiently avoid the objects such as the leaf of suction and is blocked in airduct 1；When run into need by thick leaf or wet leaf etc. compared with the operating mode that the object of heavy load is blown away when, operator wishes to improve wind speed, therefore need to move sliding part 24, make traveller 26 in guide groove 25 from one end away from airduct opening 3 to close to the movement of one end of airduct opening 3, second housing 21 and the first housing 20 are mutually close, scaling portion 22 shrinks, by the area regulation of airduct opening 3 to minimum.During traveller 26 is moved in guide groove 25 from one end away from airduct opening 3 to one end close to airduct opening 3, the area of airduct opening 3 is gradually reduced.
User can make the area of airduct opening 3 reach expected size, second embodiment is compared with first embodiment, and the area of airduct opening 3 has more kinds of selections according to mobile sliding part 24 the need for operating mode.
Claims (18)
1. a kind of airduct, including：Tube wall, the airduct opening of the conduit wall end formation, for adjusting the wind
The adjusting means of tube opening area, it is characterised in that：Have on the tube wall and connect inside and outside the airduct
Socket, the adjusting means includes inserting the adjustable plate of the socket, and the adjustable plate is operationally
Move between the first position and the second position, the wind when adjustable plate is located at the first position
The area of tube opening is more than the area of the airduct opening when adjustable plate is located at the second place.
2. airduct according to claim 1, it is characterised in that：The inner surface of the tube wall has chute,
The direction of the bearing of trend of the chute and the airduct opening is angled to be set, and the adjustable plate is along institute
State chute and insert the airduct.
3. airduct according to claim 2, it is characterised in that：The adjustable plate is along the chute from described
During first position is moved to the second place, the area of the airduct opening is gradually reduced.
4. airduct according to claim 1, it is characterised in that：Spacing salient point, institute are set on the tube wall
The fixing hole that sets and can coordinate with the spacing salient point on adjustable plate is stated, the spacing salient point insertion is described
During fixing hole, the position of the adjustable plate is fixed.
5. airduct according to claim 4, it is characterised in that：It is spacing that described spacing salient point includes first
Salient point and the second spacing salient point, when the fixing hole coordinates with the described first spacing salient point, the tune
Save plate and be located at first position；When the fixing hole coordinates with the described second spacing salient point, the regulation
Plate is located at the second place.
6. airduct according to claim 5, it is characterised in that：The first spacing salient point is located at the pipe
The outer surface of wall, the second spacing salient point is located at the inner surface of the tube wall.
7. airduct according to claim 5, it is characterised in that：When the adjustable plate is located at first position,
The adjustable plate is located at the outside of airduct.
8. airduct according to claim 1, it is characterised in that：The socket and the airduct opening away from
From between 150mm~300mm.
9. airduct according to claim 1, it is characterised in that：The adjusting means also includes operation panel,
The operation panel and the angled setting of the adjustable plate.
10. airduct according to claim 1, it is characterised in that：The adjusting means is made up of moulding.
11. a kind of suction and blowing device, including：Fan, motor, air port and the airduct as described in claim 1-10,
It is characterized in that：The airduct also includes connector, and the connector is connected with the air port.
12. a kind of airduct, including：First housing, the second housing, first housing and the second shell bodily form
Into airduct opening, it is characterised in that：The airduct also includes connecting first housing and described the
The scaling portion of two housings, the scaling portion is operationally shunk or deployed, and the scaling portion shrinks
The area of Shi Suoshu airduct openings is less than the area of the airduct opening when scaling portion deploys.
13. airduct according to claim 12, it is characterised in that：The airduct includes receiving the scaling portion
Contracting or the adjusting means of expansion, the adjusting means include connecting first housing and the second shell
The sliding part of body, the sliding part drives second shell body phase to be moved for the first housing, the first shell
Body and the second shell body phase away from when, the scaling portion expansion, first housing and described second
When housing is mutually close, the scaling portion shrinks.
14. airduct according to claim 13, it is characterised in that：The outer surface of second housing, which has, leads
There is the traveller being connected with guide groove on groove, the sliding part, the direction of sliding part movement with
The direction of the guide groove is angled to be set.
15. airduct according to claim 12, it is characterised in that：The sliding part is made up of moulding.
16. airduct according to claim 12, it is characterised in that：The sliding part takes the shape of the letter U.
17. airduct according to claim 12, it is characterised in that：The scaling portion is made up of flexible piece.
18. a kind of suction and blowing device, including：Fan, motor, air port and the airduct as described in claim 12-17,
It is characterized in that：The airduct also includes connector, and the connector is connected with the air port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610023902.6A CN106968209A (en) | 2016-01-14 | 2016-01-14 | Suction and blowing device and its airduct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610023902.6A CN106968209A (en) | 2016-01-14 | 2016-01-14 | Suction and blowing device and its airduct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106968209A true CN106968209A (en) | 2017-07-21 |
Family
ID=59335051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610023902.6A Pending CN106968209A (en) | 2016-01-14 | 2016-01-14 | Suction and blowing device and its airduct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106968209A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1282085A (en) * | 1970-06-20 | 1972-07-19 | Firm Of Alfred Schmidt | Vehicle attachment for picking up mown grass, leaves or the like |
| JP2000064241A (en) * | 1998-08-17 | 2000-02-29 | Seirei Ind Co Ltd | Snow removing machine |
| CN2506691Y (en) * | 2001-09-14 | 2002-08-21 | 南京泉峰国际贸易有限公司 | Blowing adjustable blowing fan |
| CN1513412A (en) * | 2002-12-31 | 2004-07-21 | 三星光州电子株式会社 | Auxiliary cheaning appliance of vacuum cleaner |
| CN101135139A (en) * | 2006-08-30 | 2008-03-05 | 苏州宝时得电动工具有限公司 | Blowing and sucking machine |
| US20130298345A1 (en) * | 2012-05-11 | 2013-11-14 | Franco Romito | Attachment for air blower |
| DE102012224036A1 (en) * | 2012-12-20 | 2014-06-26 | BSH Bosch und Siemens Hausgeräte GmbH | hairdryer |
| CN205742041U (en) * | 2016-01-14 | 2016-11-30 | 苏州宝时得电动工具有限公司 | Suction and blowing device and airduct thereof |
-
2016
- 2016-01-14 CN CN201610023902.6A patent/CN106968209A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1282085A (en) * | 1970-06-20 | 1972-07-19 | Firm Of Alfred Schmidt | Vehicle attachment for picking up mown grass, leaves or the like |
| JP2000064241A (en) * | 1998-08-17 | 2000-02-29 | Seirei Ind Co Ltd | Snow removing machine |
| CN2506691Y (en) * | 2001-09-14 | 2002-08-21 | 南京泉峰国际贸易有限公司 | Blowing adjustable blowing fan |
| CN1513412A (en) * | 2002-12-31 | 2004-07-21 | 三星光州电子株式会社 | Auxiliary cheaning appliance of vacuum cleaner |
| CN101135139A (en) * | 2006-08-30 | 2008-03-05 | 苏州宝时得电动工具有限公司 | Blowing and sucking machine |
| US20130298345A1 (en) * | 2012-05-11 | 2013-11-14 | Franco Romito | Attachment for air blower |
| DE102012224036A1 (en) * | 2012-12-20 | 2014-06-26 | BSH Bosch und Siemens Hausgeräte GmbH | hairdryer |
| CN205742041U (en) * | 2016-01-14 | 2016-11-30 | 苏州宝时得电动工具有限公司 | Suction and blowing device and airduct thereof |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170721 |
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| RJ01 | Rejection of invention patent application after publication |