CN105163639A - Vacuum cleaner nozzle - Google Patents
Vacuum cleaner nozzle Download PDFInfo
- Publication number
- CN105163639A CN105163639A CN201380076224.4A CN201380076224A CN105163639A CN 105163639 A CN105163639 A CN 105163639A CN 201380076224 A CN201380076224 A CN 201380076224A CN 105163639 A CN105163639 A CN 105163639A
- Authority
- CN
- China
- Prior art keywords
- brush
- vacuum cleaner
- brush support
- cleaner nozzle
- support
- 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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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
- A47L9/06—Nozzles with fixed, e.g. adjustably fixed brushes or the like
-
- 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
- A47L9/06—Nozzles with fixed, e.g. adjustably fixed brushes or the like
- A47L9/0633—Nozzles with fixed, e.g. adjustably fixed brushes or the like with retractable brushes, combs, lips or pads
- A47L9/064—Nozzles with fixed, e.g. adjustably fixed brushes or the like with retractable brushes, combs, lips or pads actuating means therefor
- A47L9/0653—Nozzles with fixed, e.g. adjustably fixed brushes or the like with retractable brushes, combs, lips or pads actuating means therefor with mechanical actuation, e.g. using a lever
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
The present invention relates to a vacuum cleaner nozzle (10) comprising a suction plate (1) having an inlet side (11) and an outlet side (12), said vacuum cleaner nozzle comprising an air duct (30) having a duct wall, wherein said air duct extends through the suction plate (1) from a suction opening (13) on the inlet side (11) to the outlet side (12). The nozzle (10 further comprises a front brush (15) adapted to engage with a surface to be cleaned and for at least partly sealing said suction opening (13) against said surface being cleaned, said front brush (15) extending at least partly along said inlet side and said front brush being arranged in a front brush holder (16). Furthermore, the nozzle (10) comprises a rear brush (17) adapted to engage with a surface to be cleaned and for at least partly sealing said suction opening (13) against said surface being cleaned, said rear brush (17) extending at least partly along said outlet side (12). The rear brush (17) is arranged in a rear brush holder (18), and said front brush holder (16) and said rear brush holder (18) are separate pieces.
Description
Technical field
The present invention relates to the vacuum cleaner nozzle comprising rear brush support, and comprise the vacuum cleaner of vacuum cleaner nozzle.
Background technology
Traditional vacuum cleaner nozzle generally includes relative to by cleaned surface support and the parts of the bottom of interval suction nozzle, such as, brush.Particularly, this brush can be used when clean hard surface (such as ground).When operating suction nozzle on the ground, the air-flow produced by the fan unit of vacuum cleaner enters the suction inlet of suction nozzle usually by the space between ground and the forward and backward and lateral edges of suction nozzle.During for clean pressure release surface (as carpet), usually do not use brush.Brush is retractable in suction nozzle subsequently.
When using suction nozzle on hard ground, need suction nozzle to lift predetermined distance from ground, to create a space for particle between suction nozzle plate and ground.This is usually by front brush and rear brush, or single brush (such as brush) realizes together with the wheel being fixed to suction nozzle plate, and described front brush and rear brush are attached to the common support can going up lower-pilot, and described single brush is attached to support moving up and down.
In US2004216267A1, disclose the example of the vacuum cleaner nozzle for ground and carpet.Vacuum cleaner nozzle has the pivot rocking bar being positioned at housing on the housing, the in a work direction back segment that be made up ofs top and the sliding end and operates the control stick of rocking bar.Belt-typed pad element attachment is to rocking bar, and it is arranged to the front and back of the inhalation port be formed in a work direction at sliding the end, and can retract and the opening departed from the downside of housing along with the pivot of rocking bar moves.Therefore, front belt-typed pad element and rear belt-typed pad element are all attached to same joystick member.
In WO0154555A1, disclose another example of the cleaning head for floor cleaning apparatus.Cleaning head comprises: at least one suction nozzle, and it can be connected to cleaning products supply, for imposing on cleaned ground surface by cleaning products with the form of steam or liquid; Pick up suction opening and resorption opening (relevant to the direction of advance of cleaning head) before dirt and used cleaning products for inhaling, it can be connected to suction assembly; And the front scrapping plate formula lip element to be associated with suction opening and rear scraper-type lip element, described front scrapping plate formula lip element and rear scraper-type lip element can rise according to mobile the dropping on ground surface or from ground surface of advance.Suction casing can be relevant to bearing portions and be removed towards the direction of advancing, and cleaning head has teeth parts, and described teeth parts are used for the displacement of suction casing being converted to the movement raising or reduce scraper plate lip element.
In WO07025906A1, also disclose another example of vacuum cleaner nozzle.Suction nozzle has moveable hair between the first location and the second location.
Inventor of the present invention has realized that the vacuum cleaner nozzle needing a kind of improvement, and the manufacture of this suction nozzle is more cheap, easy and direct.
Therefore, the object of this invention is to provide a kind of vacuum cleaner nozzle, this suction nozzle provide a kind of come against hard ground closed suction nozzle air inlet there is cost benefit and improve mode.
Further object is to provide a kind of vacuum cleaner nozzle manufacturing more cheap, easy and direct improvement.
Summary of the invention
According to demand for independence, present invention achieves above-mentioned purpose.
List preferred embodiment in the dependent claims.
The present invention relates to the suction nozzle for vacuum cleaner, described vacuum cleaner is designed to pick up dust from hard ground and carpet, and particularly, the rear brush that the present invention relates to being attached to independent support is added to vacuum cleaner nozzle.Rear brush support and front brush support are independent parts.Rear brush support and front brush support are by the attachment of brush travel mechanism or be connected to each other.Therefore, in one embodiment, front brush support and rear brush support are operated by same brush travel mechanism.
According to a first aspect of the invention, vacuum cleaner nozzle comprises the intake panel with entrance side and outlet side, described vacuum cleaner nozzle comprises the air conduit and front brush with catheter wall, wherein said air conduit extends to outlet side through intake panel from the suction opening entrance side, before described, brush is suitable for engaging cleaned surface and being used for sealing suction opening at least in part against just cleaned surface, before described, brush extends along entrance side at least in part, and described front brush is disposed in front brush support.Suction nozzle also comprises rear brush, described rear brush is suitable for engaging cleaned surface and being used for sealing suction opening at least in part against just cleaned surface, described rear brush extends along outlet side at least in part, wherein said rear brush is disposed in rear brush support, and wherein front brush support and rear brush support are independent parts.
In other words, vacuum cleaner nozzle at least comprises the first and second brush supports, wherein the first brush support extends along the front side (relevant to the direction of advance of cleaner suction nozzle) of suction nozzle, and the second brush support (namely after brush support) extends along the rear side (near suction nozzle outlet) of cleaner suction nozzle.First and second brush supports (i.e. front brush support and rear brush support) become and are preferably manufactured to independent part or unit, and therefore the first and second brush supports are not single entity or unit.Front brush support and rear brush support are arranged in vacuum cleaner nozzle further individually.But support is interconnected to each other by common brush travel mechanism.Brush travel mechanism can be configured, and to make when activating described mechanism, front brush support and rear brush support move simultaneously, or it can be configured to make front brush support and rear brush support dipping and to move independent of self one by one between retracted position.
The present invention is based on downwards angle of visibility, be fabricated to independent part or unit by front brush support and rear brush support but not single part or unit more meet cost benefit and provide the product of final utilization more flexibly.Such as, be when being attached or being arranged on independent part in vacuum cleaner nozzle or unit independently when making front brush support and rear brush support, these supports can one by one, independent of each other and therefore need not side by side move up and down.Therefore, before having, the front brush support of brush can be in and dip, and the rear brush support with rear brush can be in retracted position, and vice versa.Front brush support and rear brush support (described front brush support and rear brush support are independent part or unit) provide suction nozzle more easily and more directly manufacture and assemble.
Therefore, in one embodiment, rear brush support is movably disposed within vacuum cleaner nozzle relative to intake panel.Rear brush is installed on rear brush support, from then brushing and can dipping relative to intake panel and move up and down between retracted position.
In one embodiment, vacuum cleaner nozzle comprises brush travel mechanism, and described brush travel mechanism is suitable for brush support at least is afterwards moved up and down relative to intake panel.Brush travel mechanism is configured to when being activated make brush support (because after this brushing) at least afterwards move to retracted position from dipping, and oppositely movement.
In one embodiment, front brush support and rear brush support are connected to each other by brush travel mechanism.The front brush support that brush travel mechanism advantageously can make to have front brush and the rear brush support with rear brush are dipping and are moving between retracted position.
In one embodiment, rear brush support comprises at least one attachment part.Accessories section is suitable for being attached to brush travel mechanism, to make when activating brush travel mechanism (such as by pressing pedal), movement is delivered to rear brush support from pedal by brush travel mechanism, and wherein brush support changes position afterwards, from retracted position to dipping, or oppositely.Therefore, in one embodiment, at least one attachment part is attached to brush travel mechanism.
In one embodiment, rear brush support comprises the first and second attachment part, and the first and second attachment part are disposed in first end and second end of rear brush support substantially respectively.The rear brush support with two or more attachment part provides rear brush support to brushing the safer of travel mechanism and being firmly attached.
In one embodiment, rear brush support is suitable for being installed to suction nozzle from the downside of suction nozzle.Vacuum cleaner nozzle then can be provided with elongated recess or elongated satchel at the downside place of suction nozzle, and wherein brush support is suitable for being disposed in described elongated recess or satchel afterwards.Rear brush support is then installed in described elongated recess or thin satchel, can be fully retracted in elongated recess or satchel when being in retracted position to make the rear brush support comprising rear brush.After installing from downside, brush is convenient to the assembling of suction nozzle, thus provide manufacture vacuum cleaner nozzle have more cost-benefit mode.
In one embodiment, one or more attachment part is adapted to pass through suction nozzle extends to suction nozzle substantially upside from downside.
In one embodiment, one or more attachment part is attached to brush travel mechanism at the upside place of suction nozzle.Which advantageously provide and be easy to close to one or more attachment part at the upside place of suction nozzle.Therefore, rear brush support installing is become be more prone to brush travel mechanism.
According to another aspect, the present invention relates to a kind of vacuum cleaner, described vacuum cleaner comprises the vacuum cleaner nozzle according to above-mentioned any embodiment.
Accompanying drawing explanation
Fig. 1 illustrates vacuum cleaner nozzle according to an embodiment of the invention, is in particular the downside of the vacuum cleaner nozzle comprising the rear brush be arranged in rear brush support.
Fig. 2 illustrates and brushes afterwards according to an embodiment of the invention, and described rear brush is just being disposed in rear brush support.
Fig. 3 illustrates the upside of vacuum cleaner nozzle according to an embodiment of the invention, and described vacuum cleaner nozzle comprises the rear brush be disposed in rear brush support.
Fig. 4 illustrates the exploded view of vacuum cleaner nozzle according to an embodiment of the invention, and described vacuum cleaner nozzle comprises rear brush support and front brush support.
Fig. 5 illustrates vacuum cleaner according to an embodiment of the invention, and described vacuum cleaner comprises the vacuum cleaner nozzle with rear brush support.
Run through accompanying drawing, the feature that identical Reference numeral instruction is identical or roughly the same.
Detailed description of the invention
In entire chapter application, " front " refers to the part farthest away from suction nozzle outlet, and " afterwards " refers to the part near suction nozzle outlet.
In addition, term " upside " refers to the part farthest away from the surface that will clean, and term " downside " refers to the part near the surface that will clean.
Suction nozzle 10 according to the present invention is the suction nozzles being designed to the vacuum cleaner picking up dust from hard ground and carpet.
Fig. 1 illustrates vacuum cleaner nozzle 10 according to an embodiment of the invention from the downside of vacuum cleaner nozzle 10.Suction nozzle 10 comprises the rear brush 17 be arranged in rear brush support 18.Vacuum cleaner nozzle 10 comprises the intake panel 1 with entrance side 11 and outlet side 12.Vacuum cleaner nozzle 10 also comprises the air conduit 30 with catheter wall, and wherein said air conduit extends to outlet side 12 through intake panel 1 from the suction opening 13 entrance side 11.Rear brush support 18 comprises the first attachment part 20 and the second attachment part 21.Attachment part 20,21 is preferably directly attached to brush travel mechanism 19 (not shown in figure 1).
Fig. 2 illustrates according to an embodiment of the invention brush support 18 afterwards.In fig. 2, for the sake of simplicity, suction nozzle 10 is eliminated.In the embodiment shown in Figure 2, rear brush support 18 comprises the first attachment part 20 and the second attachment part 21.First and second attachment part 20,21 are arranged in the corresponding first end 22 of rear brush support 18 and the second end 23 substantially.But attachment part 20,21 can be arranged to the center closer to elongated rear brush support 18.Rear brush 17 is removably attached in rear brush support 18.Advantageously, if wearing and tearing or damaged appear in rear brush 17, then rear brush 17 can be replaced by new brush 17.
Embodiment according to Fig. 3, suction nozzle 10 comprises front brush 15, and described front brush 15 is suitable for engaging cleaned surface and being used for sealing suction opening 13 at least in part against just cleaned surface.Front brush 15 extends along entrance side 11, and front brush 15 is disposed in front brush support 16.Suction nozzle 10 also comprises rear brush 17, and described rear brush 17 is suitable for engaging cleaned surface and being used for sealing suction opening 13 at least in part against just cleaned surface.Rear brush 17 extends along outlet side 12.Rear brush 17 is disposed in rear brush support 18, and front brush support 16 and rear brush support 18 are independent parts, that is, independent carrier unit.Therefore, front brush support 16 is a single unit and rear brush support 18 is single unit.
In the embodiment shown in fig. 3, after in vacuum cleaner nozzle 10, brush support 18 is moveably arranged relative to intake panel 1.Therefore, rear brush support 18 is dipping and is being moveable between retracted position.As shown in Figure 3, front brush 15 and front brush support 16 are dipping and are also being removable between retracted position.
As shown in figures 1 and 3, in one embodiment, rear brush support 18 is suitable for being installed to suction nozzle 10 from the downside 24 of suction nozzle 10.Particularly, Fig. 1 illustrates from the just mounted rear brush support 18 in the downside 24 of suction nozzle 10.As shown in Figure 1 and Figure 3, attachment part 20,21 is adapted to pass through suction nozzle 10 extends to suction nozzle 10 upside 25 from downside 24.
Embodiment according to Fig. 3, the first attachment part 20 and the second attachment part 21 are attached to brush travel mechanism 19 at upside 25 place of suction nozzle 10.Brush travel mechanism 19 achieves the Linear-moving up and down of rear brush 17 and rear brush support 18.Same as mentioned above, rear brush 17 and rear brush support 18 are assembled from bottom (i.e. the downside 24 of suction nozzle 10), described bottom has linear steering frame (i.e. the first and second attachment part 20,21), and shown linear steering frame slides in the satchel 31 of suction nozzle 10.Rear brush support 18 is placed in the below of brush travel mechanism 19 as the crow flies, described brush travel mechanism 19 has the linear steering frame (i.e. the first attachment part 20 and the second attachment part 21) on rear brush support 18, and described rear brush support 18 connects at the sidepiece of mechanism 19 or is attached to brush travel mechanism 19.Brush travel mechanism 19 comprises the rotating mechanism with at least one axle 32.The groove portion that the axle 32 of rotating mechanism is connected in scaffold linear leading truck (i.e. the first attachment part 20 and the second attachment part 21 in), to allow the Linear-moving changing into rear brush support 18 in rotary moving of mechanism 19, and therefore change into the Linear-moving of rear brush 17.When rear brush support 18 is connected to the sidepiece of mechanism 19, the Linear-moving up and down changing into rear brush support 18 in rotary moving of mechanism 19.
Therefore, the embodiment according to Fig. 3, vacuum cleaner nozzle 10 comprises brush travel mechanism 19, and described brush travel mechanism 19 is suitable for brush support 18 at least is afterwards moved up and down relative to intake panel 1.Brush travel mechanism 19 moves up and down relative to intake panel 1 preferably suitable for making front brush support 16 and rear brush support 18.As shown in Figure 3, front brush support 16 and rear brush support 18 are then interconnected by brush travel mechanism 19.Front brush support 16 and rear brush support 18 are operated by pedal 2.Use brush when picking up dust from hard ground, therefore, when just using brush on carpet or its analog, the front brush support 16 comprising front brush 15 and the rear brush support 18 comprising rear brush 17 are retracted preferably by pressing pedal 2 relative to intake panel 1.Advantageously, front brush 15 and rear brush 17 to arrange from ground to plate the distance of the air intake on 1, and described air intake produces absorption affinity.
Fig. 4 illustrates the exploded view of the vacuum cleaner nozzle 10 according to an embodiment, and suction nozzle 10 comprises about 18 parts altogether.Fig. 4 illustrates the rear brush support 18 with rear brush 17, the front brush support 16 with front brush 15, the slip satchel 31 be arranged in suction nozzle 10, pedal 2, lid 33 and the suction nozzle outlet 34 be arranged on elongated axle 32, and described rear brush support 18 comprises the first attachment part 20 being arranged in first end 22 place and the second attachment part 21 being arranged in the second end 23 place.Suction nozzle outlet air duct device is suitable for being disposed in suction nozzle outlet 34 place.Suction nozzle outlet air duct device 35 comprises air duct, and described air duct is created with the be connected multiple inflexibility parts that are rotatably connected by least two chain connections.
Fig. 5 illustrates the vacuum cleaner 100 comprising vacuum cleaner nozzle 10 according to an embodiment of the invention.
The invention is not restricted to the preferred embodiment of foregoing description.Multiple substitute, amendment thing and equivalent can be used.Therefore, above-described embodiment should not be regarded as limiting the scope of the present invention be defined by the claims.
Claims (11)
1. vacuum cleaner nozzle (10), it comprises the intake panel (1) with entrance side (11) and outlet side (12), and described vacuum cleaner nozzle (10) comprising:
-there is the air conduit (30) of catheter wall, wherein said air conduit extends to described outlet side (12) through described intake panel (1) from the suction opening (13) described entrance side (11);
-front brush (15), before described, brush (15) is suitable for engaging and is used for sealing described suction opening (13) at least in part against just cleaned described surface in cleaned surface, before described brush (15) at least in part along described entrance side (11) extend and described before brush (15) be disposed in front brush support (16);
-rear brush (17), described rear brush (17) is suitable for engaging cleaned surface and being used for sealing described suction opening (13) at least in part against just cleaned described surface, described rear brush (17) extends along described outlet side (12) at least in part, wherein said rear brush (17) is disposed in rear brush support (18), and wherein said front brush support (16) and described rear brush support (18) are independent parts.
2. vacuum cleaner nozzle according to claim 1, wherein said rear brush support (18) is moveably arranged in described vacuum cleaner nozzle (10) relative to described intake panel (1).
3. vacuum cleaner nozzle according to any one of claim 1 to 2, wherein said vacuum cleaner nozzle (10) comprises brush travel mechanism (19), and described brush travel mechanism (19) is suitable at least described rear brush support (18) is moved up and down relative to described intake panel (1).
4. vacuum cleaner nozzle according to claim 3, wherein said front brush support (16) and described rear brush support (18) are connected to each other by described brush travel mechanism (19).
5. vacuum cleaner nozzle according to any one of claim 1 to 4, wherein said rear brush support (18) comprises at least one attachment part (20,21).
6. vacuum cleaner nozzle according to claim 5, at least one attachment part wherein said (20,21) is attached to described brush travel mechanism (19).
7. the vacuum cleaner nozzle according to any one of claim 5 to 6, wherein said rear brush support (18) comprises the first attachment part (20) and the second attachment part (21), and described first and second attachment part (20,21) are arranged first end (22) and second end (23) of brush support (18) in the rear substantially respectively.
8. vacuum cleaner nozzle according to claim 6, wherein said rear brush support (18) is suitable for being installed to described suction nozzle (10) from the downside (24) of described suction nozzle (10).
9. vacuum cleaner nozzle according to claim 8, attachment part described in wherein one or more (20,21) is adapted to pass through described suction nozzle (10) extends to described suction nozzle (10) substantially upside (25) from described downside (24).
10. the described vacuum cleaner nozzle when being subordinated to any one of claim 3-4 according to claim 8, attachment part described in wherein one or more (20,21) is attached to described brush travel mechanism (19) at upside (25) place of described suction nozzle (10).
11. vacuum cleaners (100) comprising the vacuum cleaner nozzle (10) any one of aforementioned claim 1-10.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE1300212-6 | 2013-03-20 | ||
| SE1300212 | 2013-03-20 | ||
| PCT/EP2013/063275 WO2014146731A1 (en) | 2013-03-20 | 2013-06-25 | Vacuum cleaner nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105163639A true CN105163639A (en) | 2015-12-16 |
| CN105163639B CN105163639B (en) | 2018-06-05 |
Family
ID=48672646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380076224.4A Active CN105163639B (en) | 2013-03-20 | 2013-06-25 | Vacuum cleaner nozzle |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2975991B1 (en) |
| CN (1) | CN105163639B (en) |
| WO (1) | WO2014146731A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202016103041U1 (en) * | 2016-06-08 | 2017-09-13 | Vorwerk & Co. Interholding Gmbh | Device for a suction fan having a cleaning device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2096898A1 (en) * | 1970-07-10 | 1972-03-03 | Olivier Georges Ets | |
| DE2805428A1 (en) * | 1978-02-09 | 1979-08-16 | Licentia Gmbh | Vacuum cleaner with double action working head - allowing unimpeded marginal cleaning by moving inoperative brush strips away from work area of first tool |
| DE3014296A1 (en) * | 1980-04-15 | 1981-10-22 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Brush-work mouthpiece for vacuum cleaner - is linked to levers forming elbow frame locking when brush strips are in working position |
| EP0158145A1 (en) * | 1984-03-19 | 1985-10-16 | Matsushita Electric Industrial Co., Ltd. | Nozzle assembly for vacuum cleaner |
| CN1113137A (en) * | 1993-10-22 | 1995-12-13 | 夏普公司 | Electric vacuum cleaner |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10003883C1 (en) | 2000-01-29 | 2001-08-30 | Kaercher Gmbh & Co Alfred | Cleaning head for a floor cleaning device |
| DE10312905B4 (en) | 2003-02-20 | 2005-01-13 | Wessel-Werk Gmbh | Vacuum cleaner nozzle for smooth floors and textile floor coverings |
| DE102005041801A1 (en) | 2005-09-02 | 2007-03-08 | BSH Bosch und Siemens Hausgeräte GmbH | Vacuum cleaner floor nozzle with bristle strip |
-
2013
- 2013-06-25 CN CN201380076224.4A patent/CN105163639B/en active Active
- 2013-06-25 EP EP13730907.6A patent/EP2975991B1/en active Active
- 2013-06-25 WO PCT/EP2013/063275 patent/WO2014146731A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2096898A1 (en) * | 1970-07-10 | 1972-03-03 | Olivier Georges Ets | |
| DE2805428A1 (en) * | 1978-02-09 | 1979-08-16 | Licentia Gmbh | Vacuum cleaner with double action working head - allowing unimpeded marginal cleaning by moving inoperative brush strips away from work area of first tool |
| DE3014296A1 (en) * | 1980-04-15 | 1981-10-22 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Brush-work mouthpiece for vacuum cleaner - is linked to levers forming elbow frame locking when brush strips are in working position |
| EP0158145A1 (en) * | 1984-03-19 | 1985-10-16 | Matsushita Electric Industrial Co., Ltd. | Nozzle assembly for vacuum cleaner |
| CN1113137A (en) * | 1993-10-22 | 1995-12-13 | 夏普公司 | Electric vacuum cleaner |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2975991A1 (en) | 2016-01-27 |
| EP2975991B1 (en) | 2018-03-28 |
| CN105163639B (en) | 2018-06-05 |
| WO2014146731A1 (en) | 2014-09-25 |
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