EP1190662A1 - Suction nozzle for vacuum cleaner - Google Patents

Suction nozzle for vacuum cleaner Download PDF

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Publication number
EP1190662A1
EP1190662A1 EP00119069A EP00119069A EP1190662A1 EP 1190662 A1 EP1190662 A1 EP 1190662A1 EP 00119069 A EP00119069 A EP 00119069A EP 00119069 A EP00119069 A EP 00119069A EP 1190662 A1 EP1190662 A1 EP 1190662A1
Authority
EP
European Patent Office
Prior art keywords
sliding sole
plastic housing
suction head
head according
suction
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.)
Granted
Application number
EP00119069A
Other languages
German (de)
French (fr)
Other versions
EP1190662B1 (en
Inventor
Horst Dilger
Dieter Kaffenberger
Thomas Lind
Hans-Joachim Steudtner
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.)
Wessel Werk GmbH
Original Assignee
Wessel Werk GmbH
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 Wessel Werk GmbH filed Critical Wessel Werk GmbH
Priority to DE50000163T priority Critical patent/DE50000163D1/en
Priority to EP00119069A priority patent/EP1190662B1/en
Priority to US09/703,489 priority patent/US6385811B1/en
Priority to HU0004878A priority patent/HU222310B1/en
Priority to CNB001364936A priority patent/CN1149953C/en
Publication of EP1190662A1 publication Critical patent/EP1190662A1/en
Application granted granted Critical
Publication of EP1190662B1 publication Critical patent/EP1190662B1/en
Priority to HK02106064A priority patent/HK1044454A1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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

Definitions

  • Suction cups known for the purpose of better Adaptable to the floor covering a movable sliding sole exhibit there are different structural designs Suction cups known for the purpose of better Adaptable to the floor covering a movable sliding sole exhibit.
  • the suction head housing has several in one line arranged screw domes, e.g. through a film hinge are flexible.
  • the sliding sole is on attached the flexible screw domes and can by Carry out limited swivel movements of the stop elements.
  • For the return movement is provided by compression springs preferably plugged onto the flexible screw domes and are guided on these.
  • compression springs preferably plugged onto the flexible screw domes and are guided on these.
  • the construction is and relatively expensive to assemble.
  • the flexible screw domes are also sensitive.
  • a suction head for cylinder vacuum cleaners known from DE-A 196 08 188 has a spring-loaded sliding sole.
  • the sliding sole can be limited by horizontal stops and perform vertical movements.
  • the necessary Restoring forces are applied by compression springs.
  • at Series production in large numbers is complex Automatic assembly machines required. In the known version there is also no way to vacuum smooth floors extend the bristle strips on the underside.
  • Suction heads for cylinder vacuum cleaners in practice also as Vacuum cleaner nozzles are mass-produced items.
  • the object underlying the invention is a Specify suction head of the structure described at the beginning, the a flexible, sliding sole that adapts to the ground has and has a simple construction. The number of parts to be assembled should be as small as possible his. In addition, there should be the possibility of the suction head with unchanged design of the plastic housing optionally also equipped with a rigid sliding sole.
  • the plastic housing does not require anything else Mounting hardware.
  • the plastic housing and the sliding sole are one-piece plastic molded parts, all for the movable support of the sliding sole required Have facilities.
  • the bearing journals engage in associated bearing holes in the sliding sole on.
  • the sliding sole is vertical on the bearing cups supported. Forces acting on the sliding sole are over the bearing shells introduced into the plastic housing.
  • the Bearing journals are hardly stressed and can be used accordingly be dimensioned small.
  • On the inner surfaces of the Plastic housing are suitably molded stops that limit the swivel angle of the sliding sole.
  • the attacks can consist of cones, which in a on the circumference of Engage the slot arranged in the sliding sole.
  • the screw domes are according to an advantageous Embodiment of the invention with lateral offset Swivel axis arranged.
  • the on the bristle carrier plate acting compression springs are supported on washers, the are attached to the screw domes.
  • the sliding sole is pivotally connected to the plastic housing and movable towards the screw domes. If the suction head with a sliding sole rigidly attached to the plastic housing be equipped, this is very simple possible that the sliding sole with unchanged Formation of the plastic housing on the screw domes is screwed on.
  • the compression springs are at one Version with rigidly attached sliding sole between the Slide sole and the bristle carrier plate clamped.
  • the plastic housing of the suction head a standard component, which remains unchanged in versions of the suction head with movable and with rigid sliding sole can be used.
  • the suction head is rigid attached sliding soleplate are to be equipped only minor modifications to the sliding sole make. They consist of having the sliding sole additional holes assigned to the screw domes train through the screws into the screw domes can be turned.
  • the assembly of the invention Suction head is very simple because of the plastic housing and the sliding sole by a snap connection get connected.
  • Suction head include a one-piece plastic housing 1, the contains a suction channel 2 and a top opening 3 for a foot switch, a bristle carrier plate 4, which is arranged vertically movable in the housing 1 and through Actuation of a foot switch inserted in the opening 3 5 can be lowered against the action of compression springs 6 is, and one arranged on the underside of the housing Sliding sole 7.
  • the plastic housing 1 has two vertically aligned, dimensionally stable screw domes 8 for guiding the Bristle carrier plate 4 and the compression springs 6. Further is the suction head in a manner known per se with a turn-tilt joint 9 trained and has one to the rear End of the plastic housing 1 connected roller 10 on.
  • a bristle strip 11 and a rubber lip 12 connected by a lifting movement of the bristle carrier plate 4 on the underside of the plastic housing 1 are retractable and extendable.
  • the sliding sole 7 contains one Suction mouth 13, which on a vertically aligned box-shaped Connection piece 14 of the suction channel 2 connects and opens into a floor channel 15 of the sliding sole 7.
  • the Bottom channel 15 extends essentially transversely to Suction direction over the entire length of the sliding sole 7.
  • the sliding sole 7 is both on the connector 14 of the Suction channel 2 as well as the end on the inner surfaces 16 of the Plastic housing 1 pivotally mounted.
  • the Storage of the sliding sole 7 on the connector 14 is in following explained with reference to the figures. 2 takes one that the box-shaped connecting piece 14 transverse webs 17th contains, which laterally limit the suction channel 2 and their Bottom edge as a curved storage surface 18 is trained.
  • the sliding sole 7 is curved on the rounded bearing surfaces 18 of the connector 14 supported (Fig. 4) and rotatable by locking connections on wall surfaces 19 parallel to the transverse webs 17 of the connector 14 connected. To this end contain the wall surfaces 19 of the connector bores 20, into the pins 21 formed on the sliding sole 7 intervene (Fig. 6).
  • the figures also show that the arcuate rounded bearing surfaces 18 a side Have collar 22 for axially guiding the sliding sole 7.
  • Stops 24 integrally formed, the pivoting angle of the sliding sole 7 limit.
  • the compression springs 6 are on annular disks 26 supported, which are attached to the screw domes 8.
  • the sliding sole 7 can with unchanged design of the Plastic housing 1 also screwed to the screw domes 8 and thereby be rigidly connected to the housing 1.
  • the suction head can optionally be used with a movable sliding sole or one rigidly attached to the plastic housing equip the connected sliding sole.

Abstract

On the underside of the vacuum cleaner a sliding sole (7) is provided with a suction opening (13) which links with the suction duct (2) through a connection stub (14). The sole is supported on the curved bearing surface (18) of the stub and pivots about snap-in connectors in the walls of the stub. The plastic housing (1) and the sole are single piece mouldings fitted with all components necessary to form this pivoting linkage.

Description

Die Erfindung betrifft einen Saugkopf für Bodenstaubsauger mit

  • einem einteiligen Kunststoffgehäuse, das einen Saugkanal enthält und eine oberseitige Öffnung für einen Trittschalter aufweist,
  • einer Borstenträgerplatte, die vertikal beweglich im Kunststoffgehäuse angeordnet und durch Betätigung eines in die Öffnung eingesetzten Trittschalters gegen die Wirkung von Druckfedern absenkbar ist, und
  • einer an der Gehäuseunterseite angeordneten Gleitsohle mit einem Saugmund, der an ein vertikal ausgerichtetes kastenförmiges Anschlussstück des Saugkanals anschließt und in einen Bodenkanal der Gleitsohle einmündet,
    • wobei das Kunststoffgehäuse zwei vertikal ausgerichtete formstabile Schraubdome zur Führung der Borstenträgerplatte und der Druckfedern aufweist. An der Unterseite der Borstenträgerplatte sind Borstenleisten und/oder Gummilippen angeschlossen, die mit einer Hubbewegung der Borstenträgerplatte an der Unterseite des Kunststoffgehäuses ein- und ausfahrbar sind.The invention relates to a suction head for vacuum cleaners with
  • a one-piece plastic housing that contains a suction channel and has a top opening for a foot switch,
  • a bristle carrier plate which is arranged to be vertically movable in the plastic housing and which can be lowered against the action of compression springs by actuating a foot switch inserted into the opening, and
  • a sliding sole arranged on the underside of the housing with a suction mouth which connects to a vertically oriented box-shaped connecting piece of the suction channel and opens into a bottom channel of the sliding sole,
    • wherein the plastic housing has two vertically oriented dimensionally stable screw domes for guiding the bristle carrier plate and the compression springs. Bristle strips and / or rubber lips are connected to the underside of the bristle carrier plate and can be moved in and out with a lifting movement of the bristle carrier plate on the underside of the plastic housing.

    Bei den aus der Praxis bekannten Ausführungen, von denen die Erfindung ausgeht, ist die Gleitsohle an die Schraubdome angeschraubt und auf diese Weise starr mit dem Kunststoffgehäuse verbunden.In the versions known from practice, of which the invention is based, the sliding sole to the screw domes screwed and in this way rigid with the Plastic housing connected.

    Daneben sind in unterschiedlichen konstruktiven Ausgestaltungen Saugköpfe bekannt, die zum Zwecke der besseren Anpassung an den Bodenbelag eine bewegliche Gleitsohle aufweisen. Bei einer aus DE-A 197 17 291 bekannten Ausführung weist das Saugkopfgehäuse mehrere in einer Flucht angeordnete Schraubdome auf, die z.B. durch ein Filmscharnier biegsam ausgebildet sind. Die Gleitsohle ist an den biegsamen Schraubdomen befestigt und kann durch Anschlagelemente begrenzte Schwenkbewegungen ausführen. Für die Rückstellbewegung sind Druckfedern vorgesehen, die vorzugsweise auf die biegsamen Schraubdome aufgesteckt und an diesen geführt sind. Die Konstruktion ist fertigungs- und montagetechnisch verhältnismäßig aufwendig. Die biegsamen Schraubdome sind ferner empfindlich.In addition, there are different structural designs Suction cups known for the purpose of better Adaptable to the floor covering a movable sliding sole exhibit. In a version known from DE-A 197 17 291 the suction head housing has several in one line arranged screw domes, e.g. through a film hinge are flexible. The sliding sole is on attached the flexible screw domes and can by Carry out limited swivel movements of the stop elements. For the return movement is provided by compression springs preferably plugged onto the flexible screw domes and are guided on these. The construction is and relatively expensive to assemble. The flexible screw domes are also sensitive.

    Ein aus DE-A 196 08 188 bekannter Saugkopf für Bodenstaubsauger weist eine federnd gelagerte Gleitsohle auf. Die Gleitsohle kann von Anschlägen begrenzte horizontale und vertikale Bewegungen ausführen. Die erforderlichen Rückstellkräfte werden durch Druckfedern aufgebracht. Bei einer Serienfertigung in großen Stückzahlen sind aufwendige Montageautomaten erforderlich. Bei der bekannten Ausführung besteht ferner keine Möglichkeit, zum Saugen von Glattböden unterseitige Borstenstreifen auszufahren.A suction head for cylinder vacuum cleaners known from DE-A 196 08 188 has a spring-loaded sliding sole. The The sliding sole can be limited by horizontal stops and perform vertical movements. The necessary Restoring forces are applied by compression springs. at Series production in large numbers is complex Automatic assembly machines required. In the known version there is also no way to vacuum smooth floors extend the bristle strips on the underside.

    Saugköpfe für Bodenstaubsauger, in der Praxis auch als Staubsaugerdüsen bezeichnet, sind Massenartikel. Die der Erfindung zugrundeliegende Aufgabe besteht darin, einen Saugkopf des eingangs beschriebenen Aufbaus anzugeben, der eine bewegliche, sich an den Boden anpassende Gleitsohle aufweist und einen einfachen konstruktiven Aufbau besitzt. Die Zahl der zu montierenden Teile soll möglichst klein sein. Daneben soll die Möglichkeit bestehen, den Saugkopf bei unveränderter Ausbildung des Kunststoffgehäuses wahlweise auch mit einer starren Gleitsohle auszurüsten.Suction heads for cylinder vacuum cleaners, in practice also as Vacuum cleaner nozzles are mass-produced items. The the The object underlying the invention is a Specify suction head of the structure described at the beginning, the a flexible, sliding sole that adapts to the ground has and has a simple construction. The number of parts to be assembled should be as small as possible his. In addition, there should be the possibility of the suction head with unchanged design of the plastic housing optionally also equipped with a rigid sliding sole.

    Die Aufgabe wird bei einem Saugkopf mit den eingangs beschriebenen Merkmalen erfindungsgemäß dadurch gelöst,

  • dass die Gleitsohle sowohl an dem Anschlussstück des Saugkanals als auch endseitig an den Innenflächen des Kunststoffgehäuses schwenkbeweglich gelagert ist,
  • dass das kastenförmige Anschlussstück Querstege enthält, die den Saugkanal seitlich begrenzen und deren Unterkante als bogenförmig gerundete Lagerfläche ausgebildet ist, und
  • dass die Gleitsohle auf den bogenförmig gerundeten Lagerflächen des Anschlussstückes abgestützt und durch Rastverbindungen drehbeweglich an zu den Querstegen parallele Wandflächen des Anschlussstückes angeschlossen ist.
    • The object is achieved according to the invention in a suction head with the features described at the outset by
  • that the sliding sole is pivotably mounted both on the connection piece of the suction channel and on the end on the inner surfaces of the plastic housing,
  • that the box-shaped connecting piece contains transverse webs which laterally delimit the suction channel and whose lower edge is designed as an arcuate, rounded bearing surface, and
  • that the sliding sole is supported on the arched, rounded bearing surfaces of the connecting piece and is rotatably connected by snap connections to wall surfaces of the connecting piece parallel to the transverse webs.

    • Vorzugsweise enthalten die Wandflächen des Anschlussstückes Bohrungen, in die an die Gleitsohle angeformte Zapfen eingreifen. Die bogenförmig gerundeten Lagerflächen können einen seitlichen Bund zur axialen Fixierung der Gleitsohle aufweisen. Die erfindungsgemäße Anordnung der Gleitsohle an dem Kunststoffgehäuse erfordert kein zusätzliches Montagematerial. Das Kunststoffgehäuse und die Gleitsohle sind einstückige Kunststoffformteile, die alle für die bewegliche Halterung der Gleitsohle erforderlichen Einrichtungen aufweisen. Durch die erfindungsgemäße Ausbildung können auf die Gleitsohle große Kräfte ausgeübt werden, ohne dass eine Beschädigung der Lagerung zu befürchten ist. Die für die Rastverbindung erforderlichen Elemente, z.B. Lagerzapfen, können klein dimensioniert und für die Einrichtung der Rastverbindung mit hinreichender Beweglichkeit ausgebildet werden.Preferably contain the wall surfaces of the connector Bores in the pegs formed on the sliding sole intervention. The curved storage areas can a side collar for axial fixation of the sliding sole exhibit. The arrangement of the sliding sole according to the invention the plastic housing does not require anything else Mounting hardware. The plastic housing and the sliding sole are one-piece plastic molded parts, all for the movable support of the sliding sole required Have facilities. By the invention Training can exert great forces on the sliding sole without damaging the bearing fear. The ones required for the snap connection Elements, e.g. Bearing journals can be dimensioned small and for the establishment of the locking connection with sufficient Agility are trained.

    Gemäß einer bevorzugten Ausführung der Erfindung sind an den Innenflächen des Kunststoffgehäuses Lagerzapfen und als Lagerschalen ausgebildete Vorsprünge angeformt. Die Lagerzapfen greifen in zugeordnete Lagerbohrungen der Gleitsohle ein. Die Gleitsohle ist an den Lagerschalen vertikal abgestützt. Auf die Gleitsohle wirkende Kräfte werden über die Lagerschalen in das Kunststoffgehäuse eingeleitet. Die Lagerzapfen sind kaum beansprucht und können entsprechend klein dimensioniert werden. An den Innenflächen des Kunststoffgehäuses sind zweckmäßig Anschläge angeformt, die den Schwenkwinkel der Gleitsohle begrenzen. Die Anschläge können aus Zapfen bestehen, die in ein am Umfang der Gleitsohle angeordnetes Langloch eingreifen.According to a preferred embodiment of the invention the inner surfaces of the plastic housing journal and as Bearing cups formed projections. The bearing journals engage in associated bearing holes in the sliding sole on. The sliding sole is vertical on the bearing cups supported. Forces acting on the sliding sole are over the bearing shells introduced into the plastic housing. The Bearing journals are hardly stressed and can be used accordingly be dimensioned small. On the inner surfaces of the Plastic housing are suitably molded stops that limit the swivel angle of the sliding sole. The attacks can consist of cones, which in a on the circumference of Engage the slot arranged in the sliding sole.

    Die Schraubdome sind gemäß einer vorteilhaften Ausgestaltung der Erfindung mit seitlichem Versatz zur Schwenkachse angeordnet. Die auf die Borstenträgerplatte wirkenden Druckfedern sind an Ringscheiben abgestützt, die auf den Schraubdomen befestigt sind. Die Gleitsohle ist schwenkbeweglich mit dem Kunststoffgehäuse verbunden und gegenüber den Schraubdomen beweglich. Soll der Saugkopf mit einer starr an dem Kunststoffgehäuse befestigten Gleitsohle ausgerüstet werden, so ist dies auf sehr einfache Weise dadurch möglich, dass die Gleitsohle bei unveränderter Ausbildung des Kunststoffgehäuses an die Schraubdome angeschraubt wird. Die Druckfedern sind bei einer Ausführung mit starr befestigter Gleitsohle zwischen der Gleitsohle und der Borstenträgerplatte eingespannt.The screw domes are according to an advantageous Embodiment of the invention with lateral offset Swivel axis arranged. The on the bristle carrier plate acting compression springs are supported on washers, the are attached to the screw domes. The sliding sole is pivotally connected to the plastic housing and movable towards the screw domes. If the suction head with a sliding sole rigidly attached to the plastic housing be equipped, this is very simple possible that the sliding sole with unchanged Formation of the plastic housing on the screw domes is screwed on. The compression springs are at one Version with rigidly attached sliding sole between the Slide sole and the bristle carrier plate clamped.

    Erfindungsgemäß ist das Kunststoffgehäuse des Saugkopfes ein Standardbauteil, welches unverändert bei Ausführungen des Saugkopfes mit beweglicher und mit starrer Gleitsohle eingesetzt werden kann. Sofern der Saugkopf mit einer starr befestigten Gleitsohle ausgerüstet werden soll, sind lediglich an der Gleitsohle geringfügige Modifikationen vorzunehmen. Sie bestehen darin, die Gleitsohle mit zusätzlichen, den Schraubdomen zugeordneten Bohrungen auszubilden, durch die Schrauben in die Schraubdome eingedreht werden können. Die Montage des erfindungsgemäßen Saugkopfes ist denkbar einfach, da das Kunststoffgehäuse und die Gleitsohle durch eine Rastverbindung miteinander verbunden werden.According to the invention, the plastic housing of the suction head a standard component, which remains unchanged in versions of the suction head with movable and with rigid sliding sole can be used. Unless the suction head is rigid attached sliding soleplate are to be equipped only minor modifications to the sliding sole make. They consist of having the sliding sole additional holes assigned to the screw domes train through the screws into the screw domes can be turned. The assembly of the invention Suction head is very simple because of the plastic housing and the sliding sole by a snap connection get connected.

    Im folgenden wird die Erfindung anhand einer lediglich ein Ausführungsbeispiel darstellenden Zeichnung erläutert. Es zeigen schematisch

    Fig. 1
    einen Längsschnitt durch einen erfindungsgemäßen Saugkopf für Bodenstaubsauger,
    Fig. 2
    die Innenseite des das Oberteil des Saugkopfes bildenden Kunststoffgehäuses in einer Draufsicht,
    Fig. 3
    die Innenseite der Gleitsohle, ebenfalls in einer Draufsicht,
    Fig. 4
    den Schnitt A-A aus Fig. 2,
    Fig. 5
    den Schnitt B-B aus Fig. 2,
    Fig. 6
    den Schnitt C-C aus Fig. 3,
    Fig. 7
    eine Seitenansicht der Gleitsohle aus der Blickrichtung D in Fig. 3.
    In the following the invention will be explained with reference to a drawing showing only one embodiment. They show schematically
    Fig. 1
    2 shows a longitudinal section through a suction head according to the invention for cylinder vacuum cleaners,
    Fig. 2
    the inside of the plastic housing forming the upper part of the suction head in a plan view,
    Fig. 3
    the inside of the sliding sole, also in a top view,
    Fig. 4
    the section AA from FIG. 2,
    Fig. 5
    the section BB from Fig. 2,
    Fig. 6
    the section CC of Fig. 3,
    Fig. 7
    3 shows a side view of the sliding sole from the viewing direction D in FIG. 3.

    Zum grundsätzlichen Aufbau des in Fig. 1 dargestellten Saugkopfes gehören ein einteiliges Kunststoffgehäuse 1, das einen Saugkanal 2 enthält und eine oberseitige Öffnung 3 für einen Trittschalter aufweist, eine Borstenträgerplatte 4, die vertikal beweglich im Gehäuse 1 angeordnet und durch Betätigung eines in die Öffnung 3 eingesetzten Trittschalters 5 gegen die Wirkung von Druckfedern 6 absenkbar ist, und eine an der Gehäuseunterseite angeordnete Gleitsohle 7. Das Kunststoffgehäuse 1 weist zwei vertikal ausgerichtete, formstabile Schraubdome 8 zur Führung der Borstenträgerplatte 4 und der Druckfedern 6 auf. Ferner ist der Saugkopf in an sich bekannter Weise mit einem Dreh-Kipp-Gelenk 9 ausgebildet und weist eine an das rückwärtige Ende des Kunststoffgehäuses 1 angeschlossene Laufrolle 10 auf. An die Borstenträgerplatte 4 sind im Ausführungsbeispiel eine Borstenleiste 11 sowie eine Gummilippe 12 angeschlossen, die durch eine Hubbewegung der Borstenträgerplatte 4 an der Unterseite des Kunststoffgehäuses 1 ein- und ausfahrbar sind. Die Gleitsohle 7 enthält einen Saugmund 13, der an ein vertikal ausgerichtetes kastenförmiges Anschlussstück 14 des Saugkanals 2 anschließt und in einen Bodenkanal 15 der Gleitsohle 7 einmündet. Der Bodenkanal 15 erstreckt sich im Wesentlichen quer zur Saugrichtung über die gesamte Länge der Gleitsohle 7.The basic structure of that shown in Fig. 1 Suction head include a one-piece plastic housing 1, the contains a suction channel 2 and a top opening 3 for a foot switch, a bristle carrier plate 4, which is arranged vertically movable in the housing 1 and through Actuation of a foot switch inserted in the opening 3 5 can be lowered against the action of compression springs 6 is, and one arranged on the underside of the housing Sliding sole 7. The plastic housing 1 has two vertically aligned, dimensionally stable screw domes 8 for guiding the Bristle carrier plate 4 and the compression springs 6. Further is the suction head in a manner known per se with a turn-tilt joint 9 trained and has one to the rear End of the plastic housing 1 connected roller 10 on. At the bristle carrier plate 4 are in the embodiment a bristle strip 11 and a rubber lip 12 connected by a lifting movement of the bristle carrier plate 4 on the underside of the plastic housing 1 are retractable and extendable. The sliding sole 7 contains one Suction mouth 13, which on a vertically aligned box-shaped Connection piece 14 of the suction channel 2 connects and opens into a floor channel 15 of the sliding sole 7. The Bottom channel 15 extends essentially transversely to Suction direction over the entire length of the sliding sole 7.

    Die Gleitsohle 7 ist sowohl an dem Anschlussstück 14 des Saugkanals 2 als auch endseitig an den Innenflächen 16 des Kunststoffgehäuses 1 schwenkbeweglich gelagert. Die Lagerung der Gleitsohle 7 an dem Anschlussstück 14 wird im folgenden anhand der Figuren erläutert. Der Fig. 2 entnimmt man, dass das kastenförmige Anschlussstück 14 Querstege 17 enthält, die den Saugkanal 2 seitlich begrenzen und deren Unterkante als bogenförmig gerundete Lagerfläche 18 ausgebildet ist. Die Gleitsohle 7 ist auf den bogenförmig gerundeten Lagerflächen 18 des Anschlussstückes 14 abgestützt (Fig. 4) und durch Rastverbindungen drehbeweglich an zu den Querstegen 17 parallele Wandflächen 19 des Anschlussstückes 14 angeschlossen. Zu diesem Zweck enthalten die Wandflächen 19 des Anschlussstückes Bohrungen 20, in die an die Gleitsohle 7 angeformte Zapfen 21 eingreifen (Fig. 6). Den Figuren entnimmt man auch, dass die bogenförmig gerundeten Lagerflächen 18 einen seitlichen Bund 22 zur axialen Führung der Gleitsohle 7 aufweisen.The sliding sole 7 is both on the connector 14 of the Suction channel 2 as well as the end on the inner surfaces 16 of the Plastic housing 1 pivotally mounted. The Storage of the sliding sole 7 on the connector 14 is in following explained with reference to the figures. 2 takes one that the box-shaped connecting piece 14 transverse webs 17th contains, which laterally limit the suction channel 2 and their Bottom edge as a curved storage surface 18 is trained. The sliding sole 7 is curved on the rounded bearing surfaces 18 of the connector 14 supported (Fig. 4) and rotatable by locking connections on wall surfaces 19 parallel to the transverse webs 17 of the connector 14 connected. To this end contain the wall surfaces 19 of the connector bores 20, into the pins 21 formed on the sliding sole 7 intervene (Fig. 6). The figures also show that the arcuate rounded bearing surfaces 18 a side Have collar 22 for axially guiding the sliding sole 7.

    An den Innenflächen 16 des Kunststoffgehäuses 1 sind Lagerzapfen 21' und als Lagerschalen ausgebildete Vorsprünge 23 angeformt (Fig. 5). Die Lagerzapfen 21' greifen nach einer Rastverbindung in zugeordnete Lagerbohrungen 20' der Gleitsohle 7 ein, die in Fig. 7 dargestellt sind. Aus einer vergleichenden Betrachtung der Figuren wird auch deutlich, dass die Gleitsohle 7 an den Lagerschalen 23 vertikal abgestützt ist.Are on the inner surfaces 16 of the plastic housing 1 Bearing journal 21 'and designed as bearing shells Projections 23 formed (Fig. 5). The bearing pins 21 ' reach for a latching connection in assigned bearing bores 20 'of the sliding sole 7, which is shown in FIG are shown. From a comparative look at the It is also clear from the figures that the sliding sole 7 on the Bearing cups 23 is supported vertically.

    An den Innenflächen 16 des Kunststoffgehäuses 1 sind Anschläge 24 angeformt, die den Schwenkwinkel der Gleitsohle 7 begrenzen. Im Ausführungsbeispiel bestehen die Anschläge 24 aus Zapfen, die in ein am Umfang der Gleitsohle 7 angeordnetes und in Fig. 7 dargestelltes Langloch 25 eingreifen.Are on the inner surfaces 16 of the plastic housing 1 Stops 24 integrally formed, the pivoting angle of the sliding sole 7 limit. In the exemplary embodiment, there are Stops 24 made of pegs in a on the circumference of Sliding sole 7 arranged and shown in Fig. 7 Engage slot 25.

    Den Fig. 1 und 2 entnimmt man, dass die Schraubdome 8 mit seitlichem Versatz zur Schwenkachse s der Gleitsohle 7 angeordnet sind. Die Druckfedern 6 sind an Ringscheiben 26 abgestützt, die auf den Schraubdomen 8 befestigt sind.1 and 2 that the screw domes 8 with lateral offset to the swivel axis s of the sliding sole 7 are arranged. The compression springs 6 are on annular disks 26 supported, which are attached to the screw domes 8.

    Die Gleitsohle 7 kann bei unveränderter Ausgestaltung des Kunststoffgehäuses 1 auch an die Schraubdome 8 angeschraubt und dadurch starr mit dem Gehäuse 1 verbunden werden. Insofern lässt sich der Saugkopf wahlweise mit einer beweglichen Gleitsohle oder einer starr an das Kunststoffgehäuse angeschlossenen Gleitsohle ausrüsten.The sliding sole 7 can with unchanged design of the Plastic housing 1 also screwed to the screw domes 8 and thereby be rigidly connected to the housing 1. In this respect, the suction head can optionally be used with a movable sliding sole or one rigidly attached to the plastic housing equip the connected sliding sole.

    Claims (9)

    Saugkopf für Bodenstaubsauger mit einem einteiligen Kunststoffgehäuse (1), das einen Saugkanal (2) enthält und eine oberseitige Öffnung (3) für einen Trittschalter (5) aufweist, einer Borstenträgerplatte (4), die vertikal beweglich im Kunststoffgehäuse (1) angeordnet und durch Betätigung eines in die Öffnung (3) eingesetzten Trittschalters (5) gegen die Wirkung von Druckfedern (6) absenkbar ist, und einer an der Gehäuseunterseite angeordneten Gleitsohle (7) mit einem Saugmund (13), der an ein vertikal ausgerichtetes kastenförmiges Anschlussstück (14) des Saugkanals (2) anschließt und in einen Bodenkanal (15) der Gleitsohle (7) einmündet, wobei das Kunststoffgehäuse (1) zwei vertikal ausgerichtete formstabile Schraubdome (8) zur Führung der Borstenträgerplatte (4) und der Druckfedern (6) aufweist, dadurch gekennzeichnet, dass die Gleitsohle (7) sowohl an dem Anschlussstück (14) des Saugkanals (2) als auch endseitig an den Innenflächen (16) des Kunststoffgehäuses (1) schwenkbeweglich gelagert ist, dass das kastenförmige Anschlussstück (14) Querstege (17) enthält, die den Saugkanal (2) seitlich begrenzen und deren Unterkante als bogenförmig gerundete Lagerfläche (18) ausgebildet ist, und dass die Gleitsohle (7) auf den bogenförmig gerundeten Lagerflächen (18) des Anschlussstückes (14) abgestützt und durch Rastverbindungen drehbeweglich an zu den Querstegen (17) parallele Wandflächen (19) des Anschlussstückes (14) angeschlossen ist. Suction head for vacuum cleaner with a one-piece plastic housing (1), which contains a suction channel (2) and has an opening on the top (3) for a foot switch (5), a bristle carrier plate (4) which is arranged to be vertically movable in the plastic housing (1) and can be lowered against the action of compression springs (6) by actuating a foot switch (5) inserted into the opening (3), and a sliding sole (7) arranged on the underside of the housing with a suction mouth (13) which connects to a vertically aligned box-shaped connecting piece (14) of the suction channel (2) and opens into a floor channel (15) of the sliding sole (7), wherein the plastic housing (1) has two vertically oriented, dimensionally stable screw domes (8) for guiding the bristle carrier plate (4) and the compression springs (6), characterized in that that the sliding sole (7) is pivotably mounted both on the connection piece (14) of the suction channel (2) and on the end on the inner surfaces (16) of the plastic housing (1), that the box-shaped connecting piece (14) contains transverse webs (17) which laterally delimit the suction channel (2) and whose lower edge is designed as an arcuately rounded bearing surface (18), and that the sliding sole (7) is supported on the curved bearing surfaces (18) of the connecting piece (14) and rotatably connected by snap connections to wall surfaces (19) of the connecting piece (14) parallel to the transverse webs (17). Saugkopf nach Anspruch 1, dadurch gekennzeichnet, dass die Wandflächen (19) des Anschlussstückes (14) Bohrungen (20) enthalten, in die an die Gleitsohle (7) angeformte Zapfen (21) eingreifen.Suction head according to claim 1, characterized in that the wall surfaces (19) of the connecting piece (14) contain bores (20) into which pins (21) formed on the sliding sole (7) engage. Saugkopf nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die bogenförmig gerundeten Lagerflächen (18) einen seitlichen Bund (22) zur axialen Führung der Gleitsohle (7) aufweisen.Suction head according to claim 1 or 2, characterized in that the curved bearing surfaces (18) have a lateral collar (22) for axially guiding the sliding sole (7). Saugkopf nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass an den Innenflächen (16) des Kunststoffgehäuses (1) Lagerzapfen (21') und als Lagerschalen (23) ausgebildete Vorsprünge angeformt sind, wobei die Lagerzapfen (21') nach einer Rastverbindung in zugeordnete Lagerbohrungen (20) der Gleitsohle (7) eingreifen und die Gleitsohle (7) an den Lagerschalen (23) vertikal abgestützt ist. Suction head according to one of claims 1 to 3, characterized in that bearing pins (21 ') and projections designed as bearing shells (23) are formed on the inner surfaces (16) of the plastic housing (1), the bearing pins (21') following a latching connection engage in associated bearing bores (20) of the sliding sole (7) and the sliding sole (7) is supported vertically on the bearing shells (23). Saugkopf nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass an den Innenflächen (16) des Kunststoffgehäuses (1) Anschläge (24) angeformt sind, die den Schwenkwinkel der Gleitsohle (7) begrenzen.Suction head according to one of claims 1 to 4, characterized in that stops (24) are formed on the inner surfaces (16) of the plastic housing (1), which limit the pivoting angle of the sliding sole (7). Saugkopf nach Anspruch 5, dadurch gekennzeichnet, dass die Anschläge (24) aus Zapfen bestehen, die in ein am Umfang der Gleitsohle (7) angeordnetes Langloch (25) eingreifen.Suction head according to claim 5, characterized in that the stops (24) consist of pins which engage in an elongated hole (25) arranged on the circumference of the sliding sole (7). Saugkopf nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass die Schraubdome (8) mit seitlichem Versatz zur Schwenkachse (s) angeordnet sind.Suction head according to one of claims 1 to 6, characterized in that the screw domes (8) are arranged with a lateral offset to the pivot axis (s). Saugkopf nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass die Druckfedern (6) an Ringscheiben (26) abgestützt sind, die auf den Schraubdomen (8) befestigt sind.Suction head according to one of claims 1 to 7, characterized in that the compression springs (6) are supported on ring disks (26) which are fastened on the screw domes (8). Saugkopf nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass die Gleitsohle (7) bei unveränderter Ausbildung des Kunststoffgehäuses (1) an die Schraubdome (8) angeschraubt und dadurch starr mit dem Gehäuse (1) verbunden ist.Suction head according to one of claims 1 to 7, characterized in that the sliding sole (7) is screwed onto the screw domes (8) while the plastic housing (1) is unchanged and is thereby rigidly connected to the housing (1).
    EP00119069A 2000-09-02 2000-09-02 Suction nozzle for vacuum cleaner Expired - Lifetime EP1190662B1 (en)

    Priority Applications (6)

    Application Number Priority Date Filing Date Title
    DE50000163T DE50000163D1 (en) 2000-09-02 2000-09-02 Suction head for vacuum cleaner
    EP00119069A EP1190662B1 (en) 2000-09-02 2000-09-02 Suction nozzle for vacuum cleaner
    US09/703,489 US6385811B1 (en) 2000-09-02 2000-11-02 Suction head for floor vacuum cleaners
    HU0004878A HU222310B1 (en) 2000-09-02 2000-12-08 Floor nozzle for vacuum cleaner
    CNB001364936A CN1149953C (en) 2000-09-02 2000-12-27 Suction head for ground vacuum cleaner
    HK02106064A HK1044454A1 (en) 2000-09-02 2002-08-20 Suction head for floor vacuum cleaners.

    Applications Claiming Priority (1)

    Application Number Priority Date Filing Date Title
    EP00119069A EP1190662B1 (en) 2000-09-02 2000-09-02 Suction nozzle for vacuum cleaner

    Publications (2)

    Publication Number Publication Date
    EP1190662A1 true EP1190662A1 (en) 2002-03-27
    EP1190662B1 EP1190662B1 (en) 2002-05-08

    Family

    ID=8169738

    Family Applications (1)

    Application Number Title Priority Date Filing Date
    EP00119069A Expired - Lifetime EP1190662B1 (en) 2000-09-02 2000-09-02 Suction nozzle for vacuum cleaner

    Country Status (6)

    Country Link
    US (1) US6385811B1 (en)
    EP (1) EP1190662B1 (en)
    CN (1) CN1149953C (en)
    DE (1) DE50000163D1 (en)
    HK (1) HK1044454A1 (en)
    HU (1) HU222310B1 (en)

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    EP1449477A2 (en) * 2003-02-20 2004-08-25 Wessel-Werk Gmbh Nozzle for smooth floors and for textile floor coverings
    FR2872693A1 (en) * 2004-07-09 2006-01-13 Samsung Kwangju Electronics Co SUCTION BRUSH FOR A VACUUM CLEANER AND A VACUUM CLEANER
    WO2006015317A2 (en) 2004-07-30 2006-02-09 Acrymed, Inc. Antimicrobial devices and compositions
    US8415393B2 (en) 2007-05-22 2013-04-09 Wisconsin Alumni Research Foundation Anti-bacterial drug targeting of genome maintenance interfaces
    EP2687140A3 (en) * 2012-07-19 2017-12-13 Wessel-Werk GmbH Vacuum cleaner nozzle, in particular for a household vacuum-cleaner
    AU2016328920B2 (en) * 2015-09-21 2019-09-12 Dyson Technology Limited Cleaner head

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    AU2003283702A1 (en) * 2002-12-19 2004-07-14 Koninklijke Philips Electronics N.V. A suction attachment for a vacuum cleaner
    EP1449476B1 (en) * 2003-02-20 2008-08-27 Wessel-Werk Gmbh Nozzle for smooth surfaces and for textile floor coverings
    GB2422092A (en) 2005-01-18 2006-07-19 Dyson Technology Ltd Cleaning head for a vacuum cleaner
    KR100683074B1 (en) * 2005-12-22 2007-02-15 (주)경민메카트로닉스 Robot cleaner
    JP5066966B2 (en) * 2007-03-23 2012-11-07 ヤマハ株式会社 Performance support device, controller and program
    CN202211648U (en) * 2011-03-17 2012-05-09 马卫宏 Ground brush of dust collector
    US8904595B2 (en) 2011-12-13 2014-12-09 Electrolux Home Care Products, Inc. Vacuum cleaner floor seal
    US9622631B2 (en) 2013-09-18 2017-04-18 Techtronic Floor Care Technology Limited Surface cleaning nozzle adjustment apparatus with adjustable blade assembly
    US11825997B2 (en) * 2021-11-19 2023-11-28 Harris Research, Inc. Vacuum extraction head with adjustable-height brush

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    EP1449477A3 (en) * 2003-02-20 2007-12-05 Wessel-Werk Gmbh Nozzle for smooth floors and for textile floor coverings
    FR2872693A1 (en) * 2004-07-09 2006-01-13 Samsung Kwangju Electronics Co SUCTION BRUSH FOR A VACUUM CLEANER AND A VACUUM CLEANER
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    AU2016328920B2 (en) * 2015-09-21 2019-09-12 Dyson Technology Limited Cleaner head

    Also Published As

    Publication number Publication date
    DE50000163D1 (en) 2002-06-13
    HU0004878D0 (en) 2001-02-28
    HU222310B1 (en) 2003-06-28
    US6385811B1 (en) 2002-05-14
    HK1044454A1 (en) 2002-10-25
    HUP0004878A3 (en) 2002-06-28
    CN1149953C (en) 2004-05-19
    EP1190662B1 (en) 2002-05-08
    HUP0004878A2 (en) 2002-04-29
    CN1340327A (en) 2002-03-20

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