CN103705177A - Nozzle for vacuum cleaner - Google Patents

Nozzle for vacuum cleaner Download PDF

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Publication number
CN103705177A
CN103705177A CN201310553331.3A CN201310553331A CN103705177A CN 103705177 A CN103705177 A CN 103705177A CN 201310553331 A CN201310553331 A CN 201310553331A CN 103705177 A CN103705177 A CN 103705177A
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CN
China
Prior art keywords
suction nozzle
groove
leading edge
base plate
lateral edges
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
Application number
CN201310553331.3A
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Chinese (zh)
Inventor
B·克莱恩德普克
J·赫雷威杰南
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
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Koninklijke Philips Electronics NV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN103705177A publication Critical patent/CN103705177A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/02—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
    • A47L9/0693—Specially shaped nozzles, e.g. for cleaning radiators, tubes, fans or the like; Dusters

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)

Abstract

The present application relates to a nozzle (1) for a vacuum cleaner having side edges, a leading edge extending between the side edges and a slot adjacent to said leading edge and having a length that extends between the side edges and through which debris is sucked from a surface being vacuumed. The leading edge is shaped so that a distance between the leading edge and the slot reduces from a point between the side edges toward each side edge for the entire length, or substantially the entire length, of the slot.

Description

The suction nozzle of vacuum cleaner
Technical field
The vacuum cleaner that the present invention relates to the suction nozzle of vacuum cleaner and comprise suction nozzle of the present invention.
Background technology
Vacuum cleaner comes clean surface by collected at suction dust and chip.The vacuum cleaner of common type generally includes motor and collection container, and described motor-driven fan is to produce air stream.Pipeline fluid is communicated with collection container and suction nozzle.In CA2087456, disclose traditional suction nozzle, it comprises the main part with base plate, and described base plate contacts surface to be cleaned and slides on surface to be cleaned.Groove extends through base plate, and like this when using vacuum cleaner described suction nozzle through surface to be cleaned, dirt and chip rise from surface by suction by described groove and along pipeline and carry out and enter into collection container.
Summary of the invention
The invention provides a kind of suction nozzle of vacuum cleaner, comprise lateral edges and front portion, described front portion is limited by leading edge and groove, described leading edge extends and gives prominence to over lateral edges between lateral edges, the length that the contiguous described leading edge of groove having extends between lateral edges and by described groove the area suction chip from being evacuated, wherein said leading edge is so shaped, make in the whole length of groove or substantially in whole length, the distance between leading edge and groove reduces towards each lateral edges from the point between lateral edges.Distance between groove and leading edge is during towards the minimum of lateral edges, and suction socket can be placed near the edge of barrier, just at surrounding's use vacuum cleaner of barrier.
Preferably, the described centre at described lateral edges.This means that the distance between each lateral edges and leading edge is minimum, and therefore user can adjacent barrier place any lateral edges.
In certain embodiments, the ratio that distance reduces is constant.But, being understandable that constant reduction ratio not necessarily, the changing ratio of distance can change simultaneously.
Groove can comprise the part of the substantial linear that at least one extends between lateral edges.In this case, part described or each substantial linear can be laterally extending on the width of crossing over the suction nozzle between described lateral edges.Because described groove is laterally extending, by the direction that keeps the substantially vertical groove of living in of suction nozzle direct of travel to extend, can optimize clean-up performance, during vacuumizing, any inclination of suction nozzle can not reduce the validity of aspirating along in the length of described groove like this.
The part of substantial linear can comprise mid portion and two end sections, and each end sections extends from each end of described mid portion.
Preferably, described mid portion and each end sections extend parallel to each other, and mid portion can be connected to each end sections by arc area simultaneously, to form continuous groove.
In certain embodiments, at least a portion of described leading edge is can arcuate shape.Alternatively, described leading edge is V-arrangement or the herringbone profile with brachymemma substantially.These profiles can provide alternative leading edge profile, to contribute to suction nozzle along barrier edge with around the movement in corner.
Preferably, described suction nozzle comprises main body and base plate, and groove is arranged on base plate.Then can in main body, form described leading edge.This can optimize described groove around and the just sealing between clean surface, and therefore minimize the atmospheric air that enters groove and leak, to maintain the pressure differential between suction nozzle groove and atmosphere, and therefore maximize suction force and chip pickup capacity.
Described base plate can be contained in main body or in main body.Alternatively, described base plate and main body are integrally formed.Described base plate can be for example, by suitable fastener (adhesive or screw), be fixed to suction nozzle main body with suction nozzle main body parts independently.This can be so that base plate and suction nozzle main body be manufactured respectively and/or by the manufacture of different materials.Alternatively, described base plate can be integrally formed with main body, and this can more cheap and/or more simply manufacture.
According on the other hand, a kind of vacuum cleaner is also provided, it comprises according to suction nozzle of the present invention.
Have been found that, straight-line groove or the groove partly being formed by linear segment or substantial linear, compare the groove of other shapes, curve for example, V-arrangement or criss-cross, be desired, this is to contact because linear groove keeps the line good with carpet, even if user tilts or mobile suction nozzle, thereby between groove region around, there is good sealing on carpet and base plate.Good sealing reduces the atmospheric air that enters groove leaks, and and then maintain the pressure differential between suction nozzle groove and atmosphere, and therefore maximize suction force and chip pickup capacity.But, the suction nozzle with straight-line groove is difficult to location with the clean dirt of surf zone and the chip of the adjacent barrier from for example skirting board side, wall limit or corner, because groove region is around difficult near described barrier groove on base plate, thus the unsafty clean surface near barrier edge.
It should be understood that described groove can be straight in its whole length, the leading edge of groove can form straight line.But, it is contemplated that little departing from completely straightly still can maintain the line good with carpet and contact, and therefore depart from the strict linear while and still maintain the groove effectively contacting with carpet and be still considered to fall within the scope of the present invention.Therefore, there is little flexibility and still when suction nozzle tilts, still maintain the groove that the line good with carpet contacts, be still considered to fall within the scope of the present invention.
It is also conceivable that described groove can segmentation forms, each section itself is linear and is parallel to other section of extension.Compare with other sections, one or more sections can separate with different distance from the leading edge of suction nozzle.Described section can be connected to each other, for example, by Nonlinear Bending region, to form the succeeding vat of a substantial linear except Nonlinear Bending region.Then can so the be shaped leading edge of described suction nozzle, makes at least one section of described groove and the distance between described leading edge change along described segment length direction.
Accompanying drawing explanation
With reference to the elaboration that embodiment is described below, these or other aspect of the present invention is apparent.
Brief description of the drawings
Only in the mode of example, embodiments of the invention are described below with reference to the accompanying drawings, wherein:
Fig. 1 shows the perspective view of the vacuum cleaner nozzle of first embodiment of the invention;
Fig. 2 shows the bottom view of the vacuum cleaner nozzle shown in Fig. 1;
Fig. 3 shows the bottom view of the vacuum cleaner nozzle of second embodiment of the invention;
Fig. 4 shows the bottom view of the vacuum cleaner nozzle of third embodiment of the invention;
Fig. 5 shows the bottom view of the vacuum cleaner nozzle of fourth embodiment of the invention;
Fig. 6 shows the bottom view of the vacuum cleaner nozzle of fifth embodiment of the invention;
Fig. 7 shows the bottom view of the vacuum cleaner nozzle of sixth embodiment of the invention;
Fig. 8 shows the bottom view of the vacuum cleaner nozzle of seventh embodiment of the invention; And
Fig. 9 shows the bottom view of the vacuum cleaner nozzle of eighth embodiment of the invention.
The specific embodiment
Referring now to Fig. 1 and Fig. 2, show the vacuum cleaner nozzle 1 of first embodiment of the invention.Described suction nozzle comprises main body 2 and base plate 3.Described base plate 3 is integrally formed with main body 2, and forms plane, and described plane contacts in use surface to be cleaned and slides on surface to be cleaned, for example carpet.
Pipeline 4 extends and is communicated with port 5 fluids from main body.Rigid tubular pipeline 6 extends from port 5, and can be connected to the flexible hose (not shown) of vacuum cleaner.
Suction nozzle 1 comprises the front portion being limited by leading edge 12, back edge 13 and two sides 14,15.Described leading edge 12 is edges of main body 2 or base plate 3, its apart from port 5/ pipeline 6 farthest, and as described in promoting with the direction away from them (as shown in the arrow of Fig. 2 " A ") user during suction nozzle 1, its common face forward.It is evident that, described leading edge 12 is so shaped and makes its front portion to suction nozzle outstanding to surpass lateral edges, and it is pushed conventionally with in the described direction away from user.
Linear groove 16 is formed in base plate 3 and the main body 2 by suction nozzle 1 is communicated with pipeline 4 and port 5 fluids.On the straight line of described groove 16 in the vertical direction of the forward direction A with suction nozzle 1, extend.The disposing to be beneficial to of this straight-line groove 16 provides the line good with carpet as above to contact, even tilt or mobile suction nozzle 1 in the situation that user.In other embodiments, described groove can comprise in each end extension 70 (seeing Fig. 8), each side 14,15 of its overlapping suction nozzle.These extensions can be other parts that are narrower than or are less than groove on width.Described extension makes groove can be positioned at very position near skirting board or furniture to pick up the chip that is trapped in these regions.Although only figure 8 illustrates extension 70, be understandable that, can any embodiment according to the present invention on groove, form extension.
Although be straight at the groove shown in Fig. 1-7, it is also contemplated that described groove can be comprised of a plurality of parallel straightways.For example, as shown in Figure 8, described groove can have central segment 71a, and it departs from end segments 71b, 71c, thereby central segment 71a than edge section 71b, the more close leading edge of 71c.In this case, these sections can interconnect, for example, by Nonlinear Bending region 72, to form a linear succeeding vat except Nonlinear Bending region 72.Then can the be shaped leading edge of suction nozzle, thereby at least one end 71a of groove, 71b, the distance between 71c and leading edge 22 is along the end 71a of described groove, 71b, the length variations of 71c.In accompanying drawing Fig. 8, the described leading edge that is shaped, makes described distance reduce to each side 14,15 from the mid point between edge 14,15 always, but is understandable that, leading edge can adopt different forms, as described with reference to other embodiment.
In another embodiment, as shown in Figure 9, groove 80 can adopt the form of smoothed curve.The groove of this form still shows the advantage of the groove with straight line or substantial linear, and it is even when suction nozzle tilts, and still keeps groove and just good line contacts in clean surface.But preferably, groove is only slight curvature, thereby it is similar to the groove of linearity or substantial linear.
The region of the base plate 3 between groove 16 and leading edge 12 comprises noseplate surface 17.The core on noseplate surface 17 has constant width W 1, and forms base plate targeting part 18.But, (not shown) in an alternate embodiment, described base plate targeting part 18 can depart from base plate front end 17 center.Described targeting part 18 is as the stayed surface of relative carpet, and be configured to allow suction nozzle 1 to slide in carpet surface when user moves described suction nozzle 1, and prevent that suction nozzle 1 from self charging into or being drawn onto in carpet, and this needs user to apply very large strength with mobile suction nozzle 1 on carpet.
The width on noseplate surface 17, the distance between groove 16 and leading edge 12, reduces W1>W2>W3 as shown in Figure 2 towards suction nozzle side 14,15 from base plate targeting part 18.Compare with from targeting part 18 to suction nozzle side 14, the possible situation on the noseplate surface 17 of 15 constant widths, towards suction nozzle side 14, the width that reduce on 15 noseplate surface 17 allows the more close barrier of user (for example wall or skirting board) standing groove 16, to allow to collect dust and the chip near accumulating on the carpet of described barrier.It should be noted that the width that reduces noseplate surface 17 on the whole width of suction nozzle 1 is not viable option, because need to form the amplifier section on the noseplate surface 17 of targeting part 18, help suction nozzle 1 to slide in carpet surface, as mentioned above.Have been found that minor distance of W minshould be not less than 5mm, because in the distance lower than this value, described suction nozzle is tending towards digging into surface (for example carpet).
Base plate 3 is backplate surface 19 after the region between groove 16 and back edge 13 comprises.At suction nozzle side 14,15 between the two, described rear backplate surface 19 has uniform width in its whole length.Line elevator belt 20a is set in a part for targeting part 18, line elevator belt 20b is set in a part for rear backplate surface 19, to remove chip and hair/the end of a thread from carpet respectively, thereby it can suck by groove 16, and enters the collection container of vacuum cleaner.
Base plate 3 can be contained in main body 2 or be received in the recess of main body 2, and utilizes known fastener to be suitably fixed together.Alternatively, base plate 3 can be integrally formed with the main body 2 of suction nozzle.
Fig. 3 shows the vacuum cleaner nozzle 21 according to the second embodiment.The same with the first embodiment, suction nozzle 21 comprises leading edge 22 and base plate 23, and described base plate comprises groove 16.Between groove 16 and leading edge 22, form noseplate surface 27.Difference between the first embodiment and the second embodiment is that base plate front portion 27 does not comprise the part of constant width.On the contrary, the width on noseplate surface 27 reduces towards each suction nozzle side 14,15 from the mid point of suction nozzle 21.Therefore leading edge 22 has lambdoid profile, and comprise from relative suction nozzle side 14,15 two straight lines that extend, these two straight lines are at suction nozzle side 14, intersect at intermediate vertex place between 15, and the part on noseplate surface 27, described two straight lines close on this place and intersect, and form targeting part 28.
Identical with the first embodiment, towards suction nozzle side 14,15 noseplate surface 27 width that reduce, and the groove 16 therefore reducing and the more close barrier standing groove 16 of the permission user of the distance between leading edge 22, allow to collect dust and the chip of accumulating on the carpet of more more close described barrier.
(not shown) in an alternate embodiment, the width on noseplate surface 27 can reduce towards each suction nozzle side 14,15 from departing from the point at 27 center, noseplate surface.In this embodiment, the increase width regions on noseplate surface 27, at off-centered that point, comprises base plate targeting part 28, and described base plate targeting part has relatively large surface area, and its contact carpet is charged into carpet or is drawn onto in carpet to prevent suction nozzle 21.
Fig. 4 shows the vacuum cleaner nozzle 31 of a third embodiment in accordance with the invention.The same with previously described embodiment, suction nozzle 31 comprises leading edge 32 and base plate 33, and described base plate has groove 16.Between groove 16 and leading edge 32, form noseplate surface 37.In this embodiment, leading edge 32 has curved profile, thereby anterior 37 width of base plate reduce with bending, progressive or nonlinear mode towards each suction nozzle side 14,15.The third embodiment of the present invention is by having towards suction nozzle side 14, the same benefit that 15 minimizing base plate 33 width provide the first and second embodiment to give, it allows groove 16 to place near barrier, to can collect dust and chip by more close barrier.The widest part on noseplate surface 37 can be formed on 37 center, noseplate surface maybe can depart from 37 center, noseplate surface.
Fig. 5 shows the vacuum cleaner nozzle 41 of the fourth embodiment of the present invention.The same with previously described embodiment, suction nozzle 41 comprises leading edge 42 and base plate 43, and described base plate has groove 16.Between groove 16 and leading edge 42, form noseplate surface 47.In this embodiment, the width on noseplate surface 47 only reduces from base plate 43 center to suction nozzle side 14, and the width on noseplate surface 47 keeps constant from base plate 43 center towards another base plate side 15 simultaneously, to form base plate targeting part 48.In order to collect near maximum dusts and the chip accumulated on the carpet of described barrier, user must be orientated suction nozzle 41 part of the minimizing width that makes base plate front portion 47 and place near barrier.
Although in the above-described embodiments, the width of base plate front portion 47 reduces at backplate surface 47 center in the past, (not shown) in alternate embodiment, and the width on noseplate surface 47 can reduce from departing from the point at 47 centers, noseplate surface.
Fig. 6 shows the vacuum cleaner nozzle 51 of the fifth embodiment of the present invention.The same with previously described embodiment, suction nozzle 51 comprises leading edge 52 and base plate 53, and described base plate has groove 16.Between groove 16 and leading edge 52, form noseplate surface 57.In this embodiment, the width of base plate front portion 57 reduces to another suction nozzle side 14 from a base plate side 15.The side with increase width on noseplate surface 57 comprises targeting part 58, the suction nozzle 51 that wants help slides on carpet, and the opposite side with minimizing width on noseplate surface 57 can be placed near barrier, thereby to collect near barrier edge, is accumulated in dust and the chip on carpet near barrier standing groove 16.
Fig. 7 shows the vacuum cleaner nozzle 61 of the sixth embodiment of the present invention.In this embodiment, suction nozzle 61 comprises base plate 63, and described base plate has groove 16.Described suction nozzle 61 comprises leading edge 62, and it is formed on the edge of main body 2, and base plate 63 do not extend up to the leading edge of suction nozzle 61, but has its leading edge of controlling oneself 69, and described leading edge 69 is parallel with groove 16.The region of the bottom surface of main body 2 between suction nozzle leading edge 62 and base plate leading edge 69 comprises main body front surface or region 67.A part for main body front surface 67 forms main body targeting part 68.The width configuration of surf zone and/or main body guiding area 68 is for allowing suction nozzle 61 when user moves suction nozzle 61 to slide in carpet surface, and prevent that suction nozzle 61 from charging into carpet or by self suction carpet, this applies very large strength with mobile suction nozzle 61 on carpet by needs user.
The width of main body front surface 67 reduces towards suction nozzle side 14,15 from main body targeting part 68.The width reducing towards the noseplate surface 67 of suction nozzle side 14,15 allows the more close barrier standing groove 16 of user, thereby can collect near those barriers, is accumulated in dust and the chip on carpet.
In this embodiment, needn't be towards suction nozzle side 14,15 reduce the distance between groove 16 and the leading edge 69 of base plate 63, because the leading edge 69 of base plate 63 does not extend to or surpass the leading edge 62 of main body 2, therefore and will can not contact barrier, and therefore can not prevent that groove 16 from placing near described barrier.Therefore, base plate 63 can have example rectangular profile as shown in Figure 7.But (not shown) in alternative embodiment, the shape of base plate leading edge 69 can be corresponding to the shape of the leading edge of main body 62.
Base plate 63 can be contained in the recess of main body 2 or be contained on the bottom side surface of main body 2, and is fixed together by suitable fastener.Alternatively, base plate 63 can be integrally formed with main body 2.
Although in the above-described embodiments, suction nozzle back edge 13 is extended on the straight line of longitudinal direction that is parallel to groove 16, (not shown) in alternate embodiment, the distance between suction nozzle back edge 13 and groove 16 can also reduce or increase from center to suction nozzle side 14,15.This is replaced configuration and further facilitates user can, near barrier standing groove 16, picking up to improve chip.Suction nozzle back edge 13 can be the shape identical with any aforementioned leading edge 12,22,32,42,52,62.
Should be understood that, the leading edge of other shapes of not describing is herein intended to fall in the scope of claim, provides distance between leading edge and the groove length variations along groove, so that above-mentioned advantage to be provided, with can more close barrier standing groove, thereby more approach barrier, aspirate dust.
Although in the above-described embodiments, line elevator belt 20a only extends in the length part of base plate front portion, (not shown) in alternative embodiment, and line elevator belt 20a extends on whole base plate front portion.(not shown), can omit line elevator belt from base plate front portion In yet another embodiment.Similarly, line elevator belt 20b can extend on the whole width at the rear portion of base plate.
Be understandable that, the suction nozzle of vacuum cleaner is suitable for removing dust, dirt, residue, other solids of chip and liquid, and compatible together uses with " tank " and " uprightly " formula vacuum cleaner and other suction generation equipment.
Be understandable that, term " comprises " does not get rid of other elements or step, and indefinite article " " or " one " do not get rid of a plurality of.The fact is that some measure of recording in mutually different dependent claims does not represent that the combination of these measures can not be for advantage.Any reference marker in the claims should not be interpreted as the restriction of the scope of claim.
Although claim has formed the particular combination of feature in this application, be understandable that, scope disclosed by the invention also comprises or any clearly or impliedly new combination or its any summary of disclosed new feature or feature herein, no matter whether it relates to the same invention described in arbitrary claim, whether alleviates any or all identical technical problem of female invention.Applicant hereby, during the application of the application or derivative any further application thus, can formulate new claim for these features and/or Feature Combination.

Claims (15)

1. the suction nozzle of a vacuum cleaner, have: lateral edges and front portion, described front portion is by leading edge (12, 22, 32, 42, 52, 62) and groove (16) limit, described leading edge extends and gives prominence to over described lateral edges between described lateral edges, the contiguous described leading edge of described groove also has the length of extending between described lateral edges, and the area suction chip by described groove from being evacuated, wherein said leading edge is so shaped, make in the whole length of described groove or substantially in whole length, distance between described leading edge and described groove reduces towards each lateral edges from the point between described lateral edges.
2. suction nozzle according to claim 1, wherein said centre between described lateral edges.
3. suction nozzle according to claim 1 and 2, the ratio that wherein said distance reduces is constant.
4. according to the suction nozzle described in aforementioned arbitrary claim, wherein said groove comprises the part of the substantial linear that at least one extends between described lateral edges.
5. suction nozzle according to claim 4, part wherein said or each substantial linear is laterally extending on the width of crossing over described suction nozzle between described lateral edges.
6. according to the suction nozzle described in claim 4 or 5, the part of wherein said at least one substantial linear comprises mid portion and two end sections, and each end sections extends from each end of described mid portion.
7. suction nozzle according to claim 6, wherein said mid portion and each end sections extend parallel to each other.
8. suction nozzle according to claim 7, wherein said mid portion is connected to each end sections by arc area, to form continuous groove.
9. according to the suction nozzle described in aforementioned arbitrary claim, at least a portion of wherein said leading edge (32) is arcuate shape.
10. according to the suction nozzle described in aforementioned arbitrary claim, wherein said leading edge (22) is V-arrangement substantially.
11. according to the suction nozzle described in aforementioned arbitrary claim, comprises main body (2) and base plate (3,23,33,43,53,63), and wherein said groove (16) is arranged on described base plate.
12. suction nozzles according to claim 11, wherein said leading edge (12,22,32,42,52,62) is formed in described main body (2).
13. according to the suction nozzle described in claim 11 or 12, and wherein said base plate (3,23,33,43,53,63) is contained in described main body (2) or in described main body (2).
14. according to the suction nozzle described in claim 11 or 12, and wherein said base plate (3,23,33,43,53,63) is integrally formed with described main body (2).
15. 1 kinds of vacuum cleaners, comprise according to the suction nozzle of any one in claim 1-14 (1,21,31,41,51,61).
CN201310553331.3A 2012-10-04 2013-09-30 Nozzle for vacuum cleaner Pending CN103705177A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261709395P 2012-10-04 2012-10-04
US61/709,395 2012-10-04

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CN103705177A true CN103705177A (en) 2014-04-09

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Application Number Title Priority Date Filing Date
CN201310553331.3A Pending CN103705177A (en) 2012-10-04 2013-09-30 Nozzle for vacuum cleaner

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CN (1) CN103705177A (en)
DE (1) DE102013110945A1 (en)
WO (1) WO2014053972A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1503830B2 (en) * 1965-11-05 1971-03-11 Licentia Patent-Verwaltungs-GmbH, 6OOO Frankfurt VACUUM MOUTH PIECE
DE3025977C2 (en) * 1980-07-09 1985-06-13 Allstar Verbrauchsgüter GmbH & Co KG, 6000 Frankfurt Mouthpiece for vacuum cleaner nozzles
US5063635A (en) * 1989-05-08 1991-11-12 Matsushita Electric Industrial Co., Ltd. Suction head for attachment to a vacuum cleaner
DE4201596C2 (en) 1992-01-22 2001-07-05 Gerhard Kurz Floor nozzle for vacuum cleaners
US20050066471A1 (en) * 2003-09-30 2005-03-31 Miller Paul R. Color-coded cleaning nozzles and method of cleaning

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DE102013110945A1 (en) 2014-04-24

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Application publication date: 20140409