EP4356806A1 - Staubsaugerkanal mit gelenkvorrichtung - Google Patents

Staubsaugerkanal mit gelenkvorrichtung Download PDF

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Publication number
EP4356806A1
EP4356806A1 EP23204084.0A EP23204084A EP4356806A1 EP 4356806 A1 EP4356806 A1 EP 4356806A1 EP 23204084 A EP23204084 A EP 23204084A EP 4356806 A1 EP4356806 A1 EP 4356806A1
Authority
EP
European Patent Office
Prior art keywords
conduit
vacuum cleaner
rigid
parts
duct
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
EP23204084.0A
Other languages
English (en)
French (fr)
Inventor
Eric Pouvreau
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.)
SEB SA
Original Assignee
SEB SA
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 SEB SA filed Critical SEB SA
Publication of EP4356806A1 publication Critical patent/EP4356806A1/de
Pending 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
    • 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
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/24—Hand-supported suction cleaners

Definitions

  • the present invention relates to the field of vacuum cleaner ducts, and in particular to upright vacuum cleaners equipped with such vacuum cleaner ducts.
  • a stick vacuum cleaner comprises in a known manner a vacuum cleaner body equipped with a suction unit and a handling interface, a nozzle configured to be in contact with a floor to be cleaned, and a vacuum cleaner duct fluidly connecting and mechanically the vacuum body to the nozzle and defining an air flow passage.
  • the document EP3656268 describes a vacuum cleaner duct in which the unlocking button and the locking member are located on the same side of the vacuum cleaner duct which is diametrically opposite to the side of the vacuum cleaner duct where the articulation device is located.
  • the present invention aims to remedy all or part of these drawbacks.
  • the technical problem underlying the invention consists in particular of providing a vacuum cleaner duct which is simple, reliable and ergonomic in structure.
  • the unlocking button is slidably mounted in a sliding direction and between the rest position and the unlocking position, and the unlocking button and the locking member are substantially diametrically opposed to the central longitudinal axis of the conduit. vacuum cleaner in unfolded configuration of the first and second rigid conduit parts.
  • the unlocking button and the articulation device are located on the same side of the vacuum cleaner duct which is substantially diametrically opposite to the side of the vacuum cleaner duct where the locking member is located.
  • Such positioning of the unlocking button and the locking member relative to the articulation device allows a user to easily move the first and second rigid conduit parts in the unfolded configuration, simply by exerting pressure on the button unlocking device, which is located on the side of the articulation device, and by exerting, on at least one of the first and second rigid conduit parts, a support force which is oriented in the same direction as the pressure exerted on the unlock button.
  • Such an arrangement of the unlocking button therefore gives increased ergonomics to the vacuum cleaner duct according to the present invention.
  • the fact that the unlocking button and the articulation device are located on the same side of the vacuum cleaner duct allows a user to be able to view, and therefore operate, the unlocking button more easily.
  • the sliding release button mount provides a simpler, less bulky solution than a pivot-mounted release button.
  • the sliding assembly of the unlocking button makes it possible to reduce the longitudinal bulk of the articulation area of the vacuum cleaner duct.
  • the vacuum cleaner duct may further have one or more of the following characteristics, taken alone or in combination.
  • the sliding direction extends substantially perpendicular to the articulation axis.
  • the sliding direction extends substantially perpendicular to the central longitudinal axis of the vacuum cleaner duct in the unfolded configuration of the first and second rigid duct parts.
  • the unlocking button is located near the articulation axis.
  • the unlocking button is placed less than 5 cm from the articulation axis.
  • the articulation device is located in an upper part of a connection zone connecting the first and second rigid conduit parts.
  • the articulation device is configured to be located above a portion of the air flow passage which extends close to the articulation device, when the conduit vacuum cleaner is under normal conditions of use.
  • the articulation device is configured to be oriented upwards, that is to say to be directly visible to a user, when the vacuum cleaner duct is in normal conditions of use.
  • the articulation device is configured such that the articulation axis is offset laterally relative to the first and second rigid conduit parts. In other words, the articulation device is configured such that the articulation axis does not intersect with the first and second rigid conduit parts.
  • the articulation device comprises a first hinge portion attached to an outer surface of the first rigid conduit portion, and a second hinge portion attached to an outer surface of the second rigid conduit portion.
  • the unlocking button is configured to be moved into the unlocking position when a user exerts a pressing force on the unlocking button which is oriented towards the inside of the conduit. vacuum cleaner.
  • the locking member is pivotally mounted, for example on the second part of rigid conduit, around a pivot axis which is substantially parallel to the hinge axis.
  • the locking member could be elastically deformable between the locking and release positions.
  • the vacuum cleaner duct further comprises a transmission member, also called a return member or movement transmission member, configured to transmit a movement of the unlocking button to the locking member , the transmission member being configured such that a movement of the unlocking button from the rest position to the unlocking position causes a movement of the locking member from the locking position to the release position.
  • a transmission member also called a return member or movement transmission member, configured to transmit a movement of the unlocking button to the locking member
  • the transmission member being configured such that a movement of the unlocking button from the rest position to the unlocking position causes a movement of the locking member from the locking position to the release position.
  • the transmission member is mechanically connected to the unlocking button.
  • the transmission member is integral in movement with the unlocking button.
  • the transmission member is slidably mounted on one of the first and second rigid conduit parts, and for example on the first rigid conduit part.
  • the transmission member is housed in one of the first and second rigid conduit parts.
  • Such a provision of the transmission member makes it possible to dispense with covering elements, such as covers or covers, to hide the return means, which further reduces the bulk of the vacuum cleaner duct according to the present invention.
  • the transmission member is configured to push the locking member towards the release position when the unlocking button is moved to the unlocking position.
  • the transmission member is a transmission ring.
  • the transmission ring can for example be closed or split.
  • the use of a split transmission ring makes it possible to simplify the assembly of the vacuum cleaner duct according to the present invention.
  • the first rigid conduit part is configured to be fluidly connected to a vacuum cleaner body equipped with a suction unit
  • the second rigid conduit part is configured to be fluidly connected to a nozzle configured to be in contact with a floor to be cleaned.
  • the vacuum cleaner duct comprises a flexible duct connecting the first and second rigid duct parts and at least partially defining the air flow passage.
  • the articulation device is configured to be located above the flexible conduit when the vacuum cleaner conduit is under normal conditions of use.
  • the articulation axis does not intersect with the flexible conduit.
  • the first rigid conduit part comprises a first mounting portion which is tubular and the second rigid conduit part comprises a second mounting portion which is tubular, the first and second mounting portions delimiting an internal housing in which the flexible conduit is mounted.
  • the first mounting portion comprises a first insertion opening and the second mounting portion includes a second insertion opening which is configured to be located opposite the first insertion opening when the first and second rigid conduit portions occupies the unfolded configuration.
  • the transmission member extends at least partly around the flexible conduit.
  • Such a configuration of the transmission member makes it possible to significantly reduce the lateral bulk of the vacuum cleaner duct, in particular at the level of the articulation zone of the latter.
  • the flexible conduit comprises a first end ring which is fixed, for example by clipping, to the first part of rigid conduit, and a second end ring which is fixed, for example by clipping, to the second part of rigid conduit.
  • the first end ring is housed in and is fixed to the first mounting portion
  • the second end ring is housed in and is fixed to the second mounting portion
  • the transmission member is housed at least partly in the internal housing.
  • the vacuum cleaner duct comprises two electric wires, each of the electric wires comprising a first wire part, a second wire part and an intermediate part which is located between the first and second parts of respective wires, the intermediate parts of the electrical wires extending in at least one wire guiding passage delimited by the flexible conduit.
  • the at least one wire guide passage extends helically around an internal flow passage delimited by the flexible conduit.
  • the flexible conduit comprises a tubular part delimiting the internal flow passage, the at least one wire guide passage extending helically around an external surface of the tubular part.
  • the at least one wire guide passage comprises a first wire guide passage and a second wire guide passage in which the intermediate parts of the two electric wires respectively extend.
  • the vacuum cleaner duct comprises a first suction tube connected fluidically and mechanically to the first part of rigid duct, and a second suction tube connected fluidically and mechanically to the second part of rigid conduit.
  • the first part of rigid conduit comprises a first connection portion connected fluidically and mechanically to the first suction tube
  • the second part of rigid conduit comprises a second connection portion connected fluidically and mechanically to the second suction tube
  • each of the first and second connection portions is tubular.
  • the first suction tube is configured to be fluidly and mechanically connected to the vacuum cleaner body
  • the second suction tube is configured to be fluidly and mechanically connected to the nozzle
  • the first connection portion, the second connection portion, the first and second suction tubes and the Flexible duct define air flow passage.
  • the first suction tube comprises a first longitudinal receiving passage extending along the first suction tube
  • the second suction tube comprises a second longitudinal receiving passage s 'extending along the second suction tube, the first wire parts of the two electric wires extending at least partially into the first longitudinal receiving passage and the second wire parts of the two electric wires extending at least partially into the first longitudinal receiving passage the second longitudinal receiving passage.
  • the first end ring comprises a first wire passage configured to be located opposite the first longitudinal receiving passage
  • the second end ring comprises a second wire passage configured to be located opposite the second longitudinal receiving passage, the first wire parts of the two electric wires extending at least partially in the first wire passage and the second wire parts of the two electric wires extending at least partially in the second pass of thread.
  • the vacuum cleaner duct comprises two electrical contacts which are each electrically connected to the first wire portion of a respective electric wire and which are configured to be electrically connected to the positive and negative terminals of a rechargeable battery housed in the vacuum cleaner body when the first part of rigid conduit is fluidly connected to the vacuum cleaner body.
  • the vacuum cleaner duct comprises two electrical connectors which are each electrically connected to the second wire portion of a respective electrical wire and which are configured to be electrically connected to an electrical device (such as that a drive motor configured to rotate a rotating brush provided in the nozzle) belonging to the nozzle when the second part of rigid conduit is fluidly connected to the nozzle.
  • an electrical device such as that a drive motor configured to rotate a rotating brush provided in the nozzle
  • the flexible conduit fluidly connects the first and second connection portions.
  • the vacuum cleaner duct comprises a biasing element, such as a biasing spring, configured to bias the locking member into the locking position.
  • a biasing element such as a biasing spring
  • the vacuum cleaner duct comprises a biasing member, such as a biasing spring, configured to bias the unlocking button in the rest position.
  • a biasing member such as a biasing spring
  • the unlocking button is movably mounted on the first part of rigid conduit.
  • the vacuum cleaner duct comprises a locking element provided on the other of the first and second rigid duct parts, the locking member being movable between the locking position in which the locking member is able to cooperate with the locking element so as to lock the first and second rigid conduit parts in the unfolded configuration, and the release position in which the locking member is able to release the locking element locking so as to allow pivoting of the first and second rigid conduit portions in the folded configuration.
  • the locking member is a locking tab or a locking arm equipped with a locking finger
  • the locking element is a locking orifice capable of receiving at least partially the locking finger when the first and second rigid conduit parts are in the unfolded configuration.
  • THE figures 1 to 7 represent a broom vacuum cleaner 2 which comprises a vacuum cleaner body 3, a nozzle 4 configured to be in contact with a floor to be cleaned, and a vacuum cleaner duct 5 fluidly and mechanically connecting the vacuum cleaner body 3 to the nozzle 4.
  • the vacuum cleaner body 3 comprises in particular a suction unit 6 and a handling interface 7.
  • the unit suction 6 may for example comprise an electric motor-fan, a rechargeable battery configured to electrically power the electric motor-fan and a waste separation and storage device, and the handling interface 7 may for example comprise a handle gripping.
  • the vacuum cleaner duct 5 comprises a first rigid duct part 8, a second rigid duct part 9, and a hinge device 10 connecting the first and second rigid duct parts 8, 9 to each other.
  • the articulation device 10 is configured to allow pivoting of the first part of rigid conduit 8 relative to the second part of rigid conduit 9 around a hinge axis A and between an unfolded configuration in which the first and second rigid conduit parts 8, 9 are aligned with each other and a folded configuration in which the first and second rigid conduit parts 8, 9 define between them an angle less than 180°.
  • the articulation device 10 comprises a first hinge part 10.1 fixed to an external surface of the first rigid conduit part 8, and a second hinge part 10.2 fixed to an external surface of the second rigid conduit part 9.
  • the articulation device 10 is configured such that the hinge axis A is offset laterally relative to the first and second rigid conduit parts 8, 9.
  • the articulation device 10 is configured such that the articulation axis A does not intersect with the first and second rigid conduit parts 8, 9.
  • the articulation device 10 is configured to be oriented upwards, that is to say to face a user, when the vacuum cleaner duct 5 is in normal conditions of use.
  • the vacuum cleaner conduit 5 further comprises a first suction tube 11 comprising a proximal end portion 11.1 fluidly and mechanically connected to the first rigid conduit portion 8, and a distal end portion 11.2 configured to be fluidly connected and mechanically to the vacuum cleaner body 3.
  • the vacuum cleaner duct 5 also includes a second tube suction 12 comprising a proximal end portion 12.1 connected fluidically and mechanically to the second part of rigid conduit 9, and a distal end portion 12.2 configured to be connected fluidically and mechanically to the nozzle 4.
  • the first part of rigid conduit 8 comprises a first connection portion 13 which is tubular and which is fluidly and mechanically connected to the proximal end portion 11.1 of the first suction tube 11, and the second part of rigid conduit 9 comprises a second connection portion 14 which is tubular and which is fluidly and mechanically connected to the proximal end portion 12.1 of the second suction tube 12.
  • the vacuum cleaner conduit 5 further comprises a flexible conduit 15 delimiting an internal flow passage and connecting the first and second rigid conduit parts 8, 9.
  • the flexible conduit 15 is more particularly configured to fluidly connect the first and second connecting portions 13, 14, such that the first connecting portion 13, the second connecting portion 14, the first and second suction tubes 11, 12 and the flexible conduit 15 define an air flow passage connected on the one hand to the suction unit 6 and on the other hand to the nozzle 4.
  • the first and second rigid conduit parts 8, 9 respectively comprise first and second mounting portions 16, 17 which are tubular, and the first and second mounting portions 16, 17 delimit a internal housing 18 in which the flexible conduit 15 is mounted.
  • the first mounting portion 16 comprises a first insertion opening and the second mounting portion 17 comprises a second insertion opening which is configured to be located in view of the first insertion opening when the first and second rigid conduit parts 8, 9 occupy the unfolded configuration.
  • the flexible conduit 15 comprises a first end ring 19 which is fixed, for example by clipping, to the first mounting portion 16, and a second end ring 21 which is fixed, for example by clipping, to the second mounting portion 17.
  • the vacuum cleaner duct 5 also comprises a locking member 22, such as a locking tab or a locking arm equipped with a locking finger, configured to lock the first and second rigid duct parts 8, 9 in the unfolded configuration.
  • a locking member 22 such as a locking tab or a locking arm equipped with a locking finger
  • the locking member 22 and the articulation device 10 are substantially diametrically opposed to a central longitudinal axis B of the vacuum cleaner duct 5 in the unfolded configuration of the first and second rigid duct parts 8, 9.
  • the locking member 22 is mounted movably, for example on the second part of rigid conduit 9, between a locking position (see Figure 4 ) in which the locking member 22 is configured to cooperate with a locking element 23, such as a locking orifice capable of receiving at least partially the aforementioned locking finger, provided on the first part of rigid conduit 8 so as to to lock the first and second rigid parts 8, 9 in the unfolded configuration, and a release position (see the figure 5 ) in which the locking member 22 is configured to release the locking element 23 so as to allow pivoting of the first and second rigid conduit parts 8, 9 in the folded configuration.
  • the locking member 22 is pivotally mounted around a pivot axis C which is substantially parallel to the articulation axis A.
  • the vacuum cleaner duct 5 further comprises a biasing element 24, such as a biasing spring, configured to bias the locking member 22 into the locking position.
  • a biasing element 24 such as a biasing spring
  • the vacuum cleaner duct 5 further comprises an unlocking button 25 configured to cause a movement of the locking member 22 into the position of release.
  • the unlocking button 25 and the locking member 22 are diametrically opposed to the central longitudinal axis B of the vacuum cleaner duct 5 in the unfolded configuration of the first and second rigid duct parts 8, 9.
  • the unlocking button 25 is located near the hinge pin A.
  • the unlocking button 25 is slidably mounted on the first part of rigid conduit 8 in a sliding direction D which extends perpendicular to the hinge axis A and between a rest position (see the figure 4 ) and an unlocking position (see figure 5 ).
  • the sliding direction D extends perpendicular to the central longitudinal axis B of the vacuum cleaner duct 5 in the unfolded configuration of the first and second rigid duct parts 8, 9.
  • the vacuum cleaner duct 5 is more particularly configured such that a movement of the unlocking button 25 from the rest position to the unlocking position causes a movement of the locking member 22 from the locking position to the position of liberation.
  • the unlocking button 25 can for example be moved into the unlocking position by simple pressure exerted by the user on the unlocking button 25.
  • the vacuum cleaner duct 5 comprises a biasing member 26, such as a biasing spring, configured to bias the unlocking button 25 in the rest position.
  • a biasing member 26 such as a biasing spring
  • the vacuum cleaner duct 5 further comprises a transmission member 27, also called a return member or movement transmission member, which is movably mounted on the first part of rigid duct 8 and which is configured to transmit a movement of the unlocking button 25 to the locking member 22.
  • the transmission member 27 is mechanically connected to the unlocking button 25, and is more particularly integral in movement with the unlocking button 25.
  • the transmission member 27 is slidably mounted on the first part of rigid conduit 8.
  • the transmission member 27 is more particularly configured such that sliding of the unlocking button 25 from the rest position to the unlocking position causes a pivoting of the locking member 22 from the locking position to the position of liberation.
  • the transmission member 27 is configured to push the locking member 22 towards the release position when the unlocking button 25 is moved to the unlocking position.
  • the transmission member 27 is advantageously provided with a support part 27.1, such as a support finger or a support tab, configured to exert a support force against the control member. locking 22 when the unlocking button 25 is moved to the unlocking position.
  • the transmission member 27 is housed at least partly in the internal housing 18, and is formed by a transmission ring which can for example be closed or split and which extends around of flexible conduit 15.
  • the vacuum cleaner duct 5 further comprises two electric wires 28.
  • Each of the electric wires 28 comprises a first wire part 28.1, a second wire part 28.2, and an intermediate part 28.3 which is located between the first and second wire parts 28.1, 28.2 respectively.
  • the first suction tube 11 comprises a first longitudinal receiving passage 29 extending along an internal wall of the first suction tube 11
  • the second suction tube 12 comprises a second longitudinal receiving passage 31 extending along an internal wall of the second suction tube 12.
  • the first wire portions 28.1 of the two electrical wires 28 extend in the first longitudinal receiving passage 29 and the second wire parts 28.2 of the two electric wires 28 extend into the second longitudinal receiving passage 31.
  • the first end ring 19 comprises a first wire passage 32 configured to be located opposite the first longitudinal receiving passage 29, and the second end ring 21 comprises a second passage wire 33 configured to be located opposite the second longitudinal receiving passage 31.
  • the first wire parts 28.1 of the two electric wires 28 also extend partly into the first wire passage 32 and the second wire parts 28.2 of the two electric wires 28 also extend partly into the second wire passage 33.
  • the flexible conduit 15 comprises a tubular part 15.1 delimiting the internal flow passage, and also a first wire guide passage 15.2 extending helically around an external surface of the part tubular 15.1 and a second wire guide passage 15.3 extending helically around the tubular part 15.1.
  • the intermediate parts 28.3 of the two electrical wires 28 extend respectively in the first and second wire passages 15.2, 15.3, and therefore extend helically around the tubular part 15.1.
  • the vacuum cleaner duct 5 further comprises two electrical contacts (not shown in the figures) which are each electrically connected to the first wire portion 28.1 of a respective electric wire 28 and which are configured to be electrically connected to the positive and negative of the rechargeable battery housed in the vacuum cleaner body 3 when the first part of rigid conduit 8 is fluidly and mechanically connected to the vacuum cleaner body 3.
  • the vacuum cleaner duct 5 further comprises two electrical connectors (not shown in the figures) which are each electrically connected to the second wire portion 28.2 of a respective electrical wire 28 and which are configured to be electrically connected to an electrical device , such as a drive motor configured to rotate a rotating brush provided in the nozzle 4, belonging to the nozzle 4 when the second part of rigid conduit 9 is fluidly and mechanically connected to the nozzle 4.
  • an electrical device such as a drive motor configured to rotate a rotating brush provided in the nozzle 4, belonging to the nozzle 4 when the second part of rigid conduit 9 is fluidly and mechanically connected to the nozzle 4.
EP23204084.0A 2022-10-21 2023-10-17 Staubsaugerkanal mit gelenkvorrichtung Pending EP4356806A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR2210947A FR3141053A1 (fr) 2022-10-21 2022-10-21 Conduit d’aspirateur équipé d’un dispositif d’articulation

Publications (1)

Publication Number Publication Date
EP4356806A1 true EP4356806A1 (de) 2024-04-24

Family

ID=84488539

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23204084.0A Pending EP4356806A1 (de) 2022-10-21 2023-10-17 Staubsaugerkanal mit gelenkvorrichtung

Country Status (3)

Country Link
EP (1) EP4356806A1 (de)
CN (1) CN117917224A (de)
FR (1) FR3141053A1 (de)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0497730A (ja) * 1990-08-16 1992-03-30 Tokyo Electric Co Ltd 電気掃除機用延長管および電気掃除機
EP1935310A1 (de) * 2006-12-22 2008-06-25 Seb Sa Teleskoprohre für Staubsauger
EP3656268A1 (de) 2018-11-22 2020-05-27 Seb S.A. Saugrohr für besenstaubsauger mit elektrischem kabel

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0497730A (ja) * 1990-08-16 1992-03-30 Tokyo Electric Co Ltd 電気掃除機用延長管および電気掃除機
EP1935310A1 (de) * 2006-12-22 2008-06-25 Seb Sa Teleskoprohre für Staubsauger
EP3656268A1 (de) 2018-11-22 2020-05-27 Seb S.A. Saugrohr für besenstaubsauger mit elektrischem kabel

Also Published As

Publication number Publication date
CN117917224A (zh) 2024-04-23
FR3141053A1 (fr) 2024-04-26

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