EP1290973A1 - Vacuum cleaner hose with coupling sleeve - Google Patents

Vacuum cleaner hose with coupling sleeve Download PDF

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Publication number
EP1290973A1
EP1290973A1 EP02013360A EP02013360A EP1290973A1 EP 1290973 A1 EP1290973 A1 EP 1290973A1 EP 02013360 A EP02013360 A EP 02013360A EP 02013360 A EP02013360 A EP 02013360A EP 1290973 A1 EP1290973 A1 EP 1290973A1
Authority
EP
European Patent Office
Prior art keywords
sleeve
hose
vacuum cleaner
closed
connecting part
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
EP02013360A
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German (de)
French (fr)
Other versions
EP1290973B1 (en
Inventor
Georg Peter Linhart
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.)
Truplast Kunststofftechnik GmbH
Original Assignee
Truplast Kunststofftechnik 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 Truplast Kunststofftechnik GmbH filed Critical Truplast Kunststofftechnik GmbH
Publication of EP1290973A1 publication Critical patent/EP1290973A1/en
Application granted granted Critical
Publication of EP1290973B1 publication Critical patent/EP1290973B1/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
    • A47L9/24—Hoses or pipes; Hose or pipe couplings
    • A47L9/242—Hose or pipe couplings
    • A47L9/246—Hose or pipe couplings with electrical connectors

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Vacuum Cleaner (AREA)
  • Insulating Bodies (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

The connecting sleeve for a vacuum cleaner hose has a protective cover duct (2) for electrical cables. The end of the hose partially encloses a connecting sleeve (4) which has a set back section to receive the end of the cable cover. The set back section (4b) forms a housing which is closed facing the insertion end of the sleeve. The housing can form a tube with a cut out (4c) opening at the sidewall of the sleeve. The cut outs are not covered by the end of the hose.

Description

Die Erfindung bezieht sich auf einen Staubsaugerschlauch mit einer Anschlußmuffe, mit den Merkmalen:

  • a) an der Innenwand des Schlauches ist eine Schutzhülle für elektrische Leiter befestigt,
  • b) ein teilweise in den Schlauch eingreifendes hinteres Anschlußteil der Anschlußmuffe weist eine vom rückwärtigen Muffenende ausgehende, für das Einstecken des zugeordneten Endes der Schutzhülle ausgebildete Aufnahme auf, und
  • c) das dem Einsteckende entgegengesetzte Ende der Aufnahme ist geschlossen.
    • The invention relates to a vacuum cleaner hose with a connection sleeve, having the features:
  • a) on the inner wall of the hose, a protective cover for electrical conductors is attached,
  • b) a partially engaging in the hose rear connecting part of the connecting sleeve has an outgoing from the rear sleeve end, formed for the insertion of the associated end of the protective sleeve receptacle, and
  • c) the insertion end opposite end of the receptacle is closed.

    • Ein derartiger Staubsaugerschlauch mit einer Anschlußmuffe ist bereits bekannt. Hierbei besteht die Aufnahme für das Ende der Schutzhülle aus einer im hinteren Anschlußteil vorgesehenen Anformung, die von den Flanken eines in der Wand der Anformung angeordneten Schlitzes ausgeht. Die bekannte Ausbildung hat sich bewährt. Nicht ganz befriedigend ist jedoch der Schlitz in der Wandung des hinteren Anschlußteiles, weil durch den Schlitz die radiale Steifigkeit des hinteren Anschlußteils beeinträchtigt werden kann. Bei einer Verwindung des Schlauches und/oder der Anschlußmuffe kann zwischen dem Schlauch und dem in den Schlauch eingreifenden Teil des hinteren Anschlußteils eine Undichtigkeit entstehen, die die Saugkraft im Schlauch vermindert. Such a vacuum cleaner hose with a connection sleeve is already known. Here is the recording for the end of Protective cover from a provided in the rear connector Anformung formed by the flanks of one in the wall of Anformung arranged slot emanates. The well-known education has proven. Not quite satisfactory, however, is the slot in the wall of the rear connector, because through the Slit affects the radial stiffness of the rear connector can be. At a twist of the hose and / or the connection sleeve can between the hose and the in the hose engaging part of the rear connector A leak will occur that affects the suction power in the hose reduced.

    Aufgabe der Erfindung ist es, den Staubsaugerschlauch mit einer Außenmuffe der eingangs genannten Art so auszubilden, daß eine Undichtigkeit zwischen dem Schlauch und seiner Anschlußmuffe vermieden wird.The object of the invention is the vacuum cleaner hose with a Außenmuffe of the type mentioned in such a way that a leak between the hose and its connection sleeve is avoided.

    Die gestellte Aufgabe wird erfindungsgemäß entsprechend Anspruch 1 durch folgende Merkmale gelöst:

  • d) die Aufnahme ist als ein an die innere Mantelfläche des hinteren Anschlußteils angeformtes Rohr ausgebildet, das eine von seinem geschlossenen Ende rückwärts gerichtete Ausnehmung aufweist, die übergangslos in eine Ausnehmung im Mantel des hinteren Anschlußteils übergeht,
  • e) die ineinander übergehenden Ausnehmungen sind in einem vom Schlauch nicht bedeckten Abschnitt des hinteren Anschlußteils angeordnet, und
  • f) das hintere Anschlußteil ist, mit Ausnahme der in ihm angeordneten Ausnehmungen, ringsum geschlossen.
    • The stated object is achieved according to claim 1 by the following features:
  • d) the receptacle is formed as a molded onto the inner circumferential surface of the rear connecting part tube having a rearwardly directed from its closed end recess which merges seamlessly into a recess in the jacket of the rear connecting part,
  • e) the merging recesses are arranged in a non-covered by the hose portion of the rear connector, and
  • f) the rear connector is, with the exception of the recesses arranged in it, closed all around.

    • Zweckmäßige Aus- und Weiterbildungen des Erfindungsgegenstandes sind in den Ansprüchen 2 und 3 angegeben.Expedient training and further developments of the subject invention are specified in claims 2 and 3.

    Dadurch, daß das hintere Anschlußteil der Anschlußmuffe vom hinteren Ende bis zu der Ausnehmung für das Herausführen der elektrischen Leiter ringsum geschlossen ist, wird eine Steifigkeit des hinteren Anschlußteils erreicht, durch die eine Undichtigkeit zwischen dem Schlauch und dem hinteren Anschlußteil der Anschlußmuffe vermieden wird.Due to the fact that the rear connection part of the connection sleeve of rear end up to the recess for taking out the electrical conductor is closed all around, becomes a stiffness reaches the rear connector, through the one Leak between the hose and the rear connector the connection sleeve is avoided.

    Ein Ausführungsbeispiel der Erfindung ist in der Zeichnung rein schematisch dargestellt. Es zeigen:

    Fig. 1
    eine Ansicht eines Staubsaugerschlauches mit einer Anschlußmuffe, teilweise im Längsschnitt, und
    Fig. 2
    eine Anschlußmuffe in perspektivischer Darstellung.
    An embodiment of the invention is shown purely schematically in the drawing. Show it:
    Fig. 1
    a view of a vacuum cleaner hose with a connection sleeve, partially in longitudinal section, and
    Fig. 2
    a connection sleeve in perspective view.

    In der Zeichnung ist mit 1 ein Staubsaugerschlauch bezeichnet, der innen glatt ist und außen wendelförmig verlaufende Wellentäler und Wellenberge aufweist. An der Innenwand des Schlauches 1 ist eine Schutzhülle 2 für elektrische Leiter 3 befestigt.In the drawing, 1 denotes a vacuum cleaner hose, the inside is smooth and outside helical troughs and has peaks. On the inner wall of the hose 1, a protective cover 2 for electrical conductors 3 is attached.

    Ein teilweise in den Schlauch 1 eingreifendes hinteres Anschlußteil 4a einer ingesamt mit 4 bezeichneten Anschlußmuffe, weist eine von ihrem rückwärtigen Muffenende ausgehende, für das Einstecken des zugeordneten Endes der Schutzhülle 2 ausgebildete Aufnahme 4b auf. Das dem Einsteckende entgegengesetzte Ende der Aufnahme 4b ist durch eine an die Anschlußmuffe 4 herangeführte Wand 4c geschlossen.A partially engaging in the hose 1 rear connector 4a of a connecting sleeve designated in its entirety by 4, has an emanating from its rear sleeve end, for the insertion of the associated end of the protective cover 2 trained Recording 4b on. The opposite of the insertion end End of the recording 4 b is connected to the connection sleeve 4 brought up wall 4c closed.

    Der Schlauch 1, die Schutzhülle 2 und die Anschlußmuffe 4 bestehen aus einem thermoplastischen Material.The hose 1, the protective cover 2 and the connection sleeve 4 are made made of a thermoplastic material.

    Die Aufnahme 4b ist als ein an die innere Mantelfläche des hinteren Anschlußteils 4a angeformtes Rohr ausgebildet, das eine von seinem durch die Wand 4c geschlossenen Ende rückwärts gerichtete Öffnung 4d aufweist. Letztere geht, durch den Spritzvorgang der Anschlußmuffe 4 bedingt, übergangslos in eine Öffnung 4e im Mantel des hinteren Anschlußteils 4 über (Fig. 2). Die Öffnungen 4d/4e sind in einem vom Schlauch 1 nicht bedeckten Abschnitt der Anschlußmuffe 4 angeordnet (Fig. 1). Sie dienen zum Herausführen der elektrischen Leiter 3 aus dem hinteren Anschlußteil 4a.The receptacle 4b is as a to the inner surface of the formed rear connection part 4a molded tube, the one of its closed by the wall 4c end backwards directed opening 4d has. The latter goes by the Injection process of the connection sleeve 4 conditionally, seamless in an opening 4e in the jacket of the rear connection part 4 via (Figure 2). The openings 4 d / 4 e are in one of the hose 1 uncovered portion of the connecting sleeve 4 is arranged (Fig. 1). They serve to lead out the electrical conductors 3 from the rear connection part 4a.

    Der Mantel des hinteren Anschlußteils 4a ist mit Ausnahme der Öffnungen 4d/4e ringsum geschlossen, womit die radiale Steifigkeit des hinteren Anschlußteils 4a wesentlich erhöht wird. The jacket of the rear connection part 4a is with the exception of Openings 4d / 4e closed all around, bringing the radial rigidity of the rear connector 4a is substantially increased.

    Die Schutzhülle 2 ist für das ungehinderte Einschieben des Scheitels der im hinteren Anschlußteil 4a angeformten rohrförmigen Aufnahme 4b auf einem Teil ihrer Länge von der Innenwand des Schlauches 1 abgelöst.The protective cover 2 is for the unimpeded insertion of the Vertex formed in the rear connector 4a tubular Take 4b on part of its length from the inside wall detached from the hose 1.

    Der Schlauch 1 trägt eine auf ihm aufgeschraubte oder an ihn angespritzte Zwischenhülse 5, die von einer Außenhülse 6 umgriffen ist. Letztere ist einerseits lösbar mit einem Muffenbund 4f verbunden und hintergreift andererseits die Zwischenhülse 5. Die Außenhülse 6 begrenzt radial nach außen einen sich zwischen dem Muffenbund 4f und dem Stirnende der Zwischenhülse 5 erstreckenden Freiraum 7 (Fig. 1) in dem die elektrischen Leiter 3 zu einer für sie vorgesehenen Durchgangsausnehmung 6a in der Außenhülse 6 umgebogen sind.The hose 1 carries a screwed on him or to him molded intermediate sleeve 5, which encompassed by an outer sleeve 6 is. The latter is on the one hand detachable with a sleeve collar 4f connected and engages on the other hand, the intermediate sleeve 5. The outer sleeve 6 defines a radially outward one between the sleeve collar 4f and the front end of the intermediate sleeve 5 extending space 7 (Fig. 1) in which the electrical conductor 3 to a through hole provided for them 6a are bent in the outer sleeve 6.

    Claims (3)

    Staubsaugerschlauch mit einer Anschlußmuffe, mit den Merkmalen: a) an der Innenwand des Schlauches (1) ist eine Schutzhülle (2) für elektrische Leiter befestigt, b) ein teilweise in den Schlauch (1) eingreifendes hinteres Anschlußteil (4a) der Anschlußmuffe (4) weist eine vom rückwärtigen Muffenende ausgehende, für das Einstecken des zugeordneten Endes der Schutzhülle (2) ausgebildete Aufnahme (4b) auf, und c) das dem Einsteckende entgegengesetzte Ende der Aufnahme (4b) ist geschlossen, gekennzeichnet durch die Merkmale: d) die Aufnahme (4b) ist als ein an die innere Mantelfläche des hinteren Anschlußteils (4a) angeformtes Rohr ausgebildet, das eine von seinem geschlossenen Ende rückwärts gerichtete Ausnehmung (4d) aufweist, die übergangslos in eine Ausnehmung (4e) im Mantel des hinteren Anschlußteils (4a) übergeht, e) die ineinander übergehenden Ausnehmungen (4d, 4e) sind in einem vom Schlauch (1) nicht bedeckten Abschnitt des hinteren Anschlußteils (4a) angeordnet, und f) das hintere Anschlußteil (4a) ist, mit Ausnahme der in ihm angeordneten Ausnehmungen (4d, 4e), ringsum geschlossen. Vacuum cleaner hose with a connection sleeve, with the features: a) on the inner wall of the hose (1) a protective cover (2) is fixed for electrical conductors, b) a partially in the hose (1) engaging the rear connecting part (4a) of the connecting sleeve (4) has an outgoing from the rear sleeve end, for the insertion of the associated end of the protective cover (2) formed receptacle (4b), and c) the end of the receptacle (4b) opposite the insertion end is closed, characterized by the features: d) the receptacle (4b) is formed as a on the inner circumferential surface of the rear connecting part (4a) integrally formed tube having a rear end of its closed end recess (4d), the transitionless in a recess (4e) in the mantle of the rear Connecting part (4a) passes, e) the merging recesses (4d, 4e) are arranged in a non-covered by the hose (1) portion of the rear connecting part (4a), and f) the rear connection part (4a), with the exception of the recesses (4d, 4e) arranged in it, is closed all around. Staubsaugerschlauch nach Anspruch 1, dadurch gekennzeichnet, daß die Schutzhülle (2) für das ungehinderte Einschieben des Scheitels der die elektrischen Leiter (3) enthaltenden Aufnahme (4b) auf einem Teil ihrer Länge von der Innenwand des Schlauches (1) abgelöst ist.Vacuum cleaner hose according to claim 1, characterized in that the protective sheath (2) is replaced for the unhindered insertion of the apex of the electrical conductor (3) comprising receiving means (4b) on a part of its length from the inner wall of the tube (1). Staubsaugerschlauch nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß der Schlauch (1) eine auf ihn aufgeschraubte oder an ihn angespritzte Zwischenhülse (5) trägt, die von einer einerseits mit einem Muffenbund (4f) lösbar verbundenen und andererseits sie hintergreifenden Außenhülse (6) umgeben ist, und daß die Außenhülse (6) einen sich zwischen dem Muffenbund (4f) und dem Stirnende der Zwischenhülse (5) erstreckenden Freiraum für die Verlegung der elektrischen Leiter (3) zu einer Durchgangsausnehmung (6a) in der Außenhülse (6) begrenzt.Vacuum cleaner hose according to Claim 1 or 2, characterized in that the hose (1) carries an intermediate sleeve (5) screwed onto it or molded onto it, which is connected to an outer sleeve (6) releasably connected on the one hand to a sleeve collar (4f) and on the other hand behind it. is surrounded, and that the outer sleeve (6) delimiting between the sleeve collar (4f) and the front end of the intermediate sleeve (5) free space for the installation of the electrical conductors (3) to a through-hole (6a) in the outer sleeve (6) ,
    EP02013360A 2001-09-10 2002-06-19 Vacuum cleaner hose with coupling sleeve Expired - Lifetime EP1290973B1 (en)

    Applications Claiming Priority (2)

    Application Number Priority Date Filing Date Title
    DE20114935U 2001-09-10
    DE20114935U DE20114935U1 (en) 2001-09-10 2001-09-10 Vacuum cleaner hose with a connecting sleeve

    Publications (2)

    Publication Number Publication Date
    EP1290973A1 true EP1290973A1 (en) 2003-03-12
    EP1290973B1 EP1290973B1 (en) 2004-04-14

    Family

    ID=7961535

    Family Applications (1)

    Application Number Title Priority Date Filing Date
    EP02013360A Expired - Lifetime EP1290973B1 (en) 2001-09-10 2002-06-19 Vacuum cleaner hose with coupling sleeve

    Country Status (5)

    Country Link
    US (1) US6722904B2 (en)
    EP (1) EP1290973B1 (en)
    AT (1) ATE264082T1 (en)
    DE (2) DE20114935U1 (en)
    ES (1) ES2217226T3 (en)

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    EP1915562A4 (en) * 2005-07-28 2009-11-18 Graco Minnesota Inc Data communication system embedded in a fluid dispensing line with limited travel swivel
    DE102007008388A1 (en) * 2007-02-21 2008-08-28 Festool Gmbh Device for connecting a workpiece processing machine with a suction hose
    DE102007036341B4 (en) * 2007-08-02 2012-01-19 Truplast Kunststofftechnik Gmbh Handle assembly on a vacuum cleaner hose
    DE202007013313U1 (en) * 2007-09-21 2007-11-29 Truplast Kunststofftechnik Gmbh Kink protection for a line
    DE102008009389B3 (en) * 2008-02-14 2009-04-16 Truplast Kunststofftechnik Gmbh Handle arrangement on a suction hose
    USD628288S1 (en) 2009-01-22 2010-11-30 Resmed Limited Cuff for air delivery tube
    GB201018538D0 (en) * 2010-11-03 2010-12-15 Wellstream Int Ltd Parameter sensing
    CN103857434B (en) * 2011-06-28 2017-11-24 费雪派克医疗保健有限公司 Improved medical tube
    US9131815B2 (en) 2011-11-07 2015-09-15 Mark Genoa Vacuum cleaner hose assembly connector
    USD738489S1 (en) 2013-05-31 2015-09-08 Resmed Limited Positive airway pressure delivery console
    USD738488S1 (en) 2013-05-31 2015-09-08 Resmed Limited Positive airway pressure delivery console
    USD743556S1 (en) 2014-02-19 2015-11-17 Resmed Limited Positive airway pressure delivery console
    JP1525591S (en) 2014-02-19 2018-05-21
    USD762843S1 (en) * 2014-03-18 2016-08-02 Resmed Limited Air delivery tube
    USD760258S1 (en) 2014-05-30 2016-06-28 Resmed Limited Display screen with graphical user interface
    USD809124S1 (en) 2014-09-12 2018-01-30 Resmed Limited Pressurized air delivery console
    USD921900S1 (en) 2018-12-19 2021-06-08 ResMed Pty Ltd Humidification tub
    EP3812089A1 (en) 2019-10-23 2021-04-28 Black & Decker Inc. Pole sander
    US11867224B2 (en) 2021-01-27 2024-01-09 Black & Decker Inc. Locking mechanism for two telescoping poles of a power tool

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    Also Published As

    Publication number Publication date
    DE20114935U1 (en) 2001-12-13
    ATE264082T1 (en) 2004-04-15
    EP1290973B1 (en) 2004-04-14
    ES2217226T3 (en) 2004-11-01
    US6722904B2 (en) 2004-04-20
    US20030073335A1 (en) 2003-04-17
    DE50200353D1 (en) 2004-05-19

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