EP3744222B1 - Saugdüse eines staubsaugers, die mit einer verriegelungsvorrichtung zum blockeren mindestens einer bürste in herabgelassener position ausgerüstet ist - Google Patents

Saugdüse eines staubsaugers, die mit einer verriegelungsvorrichtung zum blockeren mindestens einer bürste in herabgelassener position ausgerüstet ist Download PDF

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Publication number
EP3744222B1
EP3744222B1 EP20176661.5A EP20176661A EP3744222B1 EP 3744222 B1 EP3744222 B1 EP 3744222B1 EP 20176661 A EP20176661 A EP 20176661A EP 3744222 B1 EP3744222 B1 EP 3744222B1
Authority
EP
European Patent Office
Prior art keywords
brush
slider
vacuum cleaner
lever
cleaner nozzle
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.)
Active
Application number
EP20176661.5A
Other languages
English (en)
French (fr)
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EP3744222A1 (de
Inventor
Donatien Frot
Valentin JAVELLE
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
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Filing date
Publication date
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Publication of EP3744222A1 publication Critical patent/EP3744222A1/de
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Publication of EP3744222B1 publication Critical patent/EP3744222B1/de
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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/02—Nozzles
    • A47L9/06—Nozzles with fixed, e.g. adjustably fixed brushes or the like
    • 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
    • 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
    • A47L5/28—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle
    • 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
    • A47L9/04—Nozzles with driven brushes or agitators
    • A47L9/0405—Driving means for the brushes or agitators
    • 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
    • A47L9/32—Handles

Definitions

  • the present invention relates to the field of vacuum cleaners equipped with a vacuum cleaner nozzle, also called a suction head, making it possible to suck up dust and small-particle waste present on a surface.
  • Vacuum cleaners equipped with a vacuum cleaner nozzle are well known on the market, these making it possible to clean surfaces by suction for the evacuation of dust and waste of small particle size resting thereon.
  • the surface to be vacuumed can for example be tiles, parquet, laminate, carpet or carpet.
  • the document FR3062562 describes a vacuum cleaner nozzle comprising a sole provided with a lower face and a suction cavity opening onto the lower face, at least one brush and a connecting sleeve configured to communicate fluidly with the suction cavity, said vacuum cleaner nozzle comprising a brush actuation mechanism comprising a handle configured to occupy at least a first handle position and a second handle position, the brush actuation mechanism being configured to, when the handle is moved in the first joystick position, lowering the at least one brush and positioning it in a lowered position in which the at least one brush projects from the underside, and being configured for, when the joystick is moved into the second position of lever, mounting the at least one brush and positioning it in a raised position in which the at least one brush is set back from the underside, said mechanism
  • a brush actuation system also includes a joystick indexing system configured to hold the joystick in at least the first and second joystick positions.
  • Such a vacuum cleaner nozzle is configured such that, when the at least one brush is in the lowered position, the sole occupies a position which gives the vacuum cleaner nozzle optimum suction performance for vacuuming hard floors.
  • the handle indexing system is more particularly configured such that relatively large forces must be applied by the user to the handle to allow movement of the latter from the first joystick position to the second joystick position.
  • the present invention aims to remedy all or part of these drawbacks.
  • the technical problem underlying the invention consists in particular in providing a vacuum cleaner nozzle with a reliable and economical structure, while guaranteeing improved suction performance.
  • the present invention relates to a vacuum cleaner nozzle comprising a sole provided with a lower face and a suction cavity opening onto the lower face, at least one brush and a connecting sleeve configured to communicate fluidly with the suction cavity, said vacuum cleaner nozzle comprising a brush actuation mechanism comprising a handle configured to occupy at least a first handle position and a second handle position, the brush actuation mechanism being configured to, when the joystick is moved in the first joystick position, lowering the at least one brush and positioning it in a lowered position in which the at least one brush projects from the underside, and being configured for, when the joystick is moved in the second lever position, mounting the at least one brush and positioning it in a raised position in which the at least one brush is recessed from the underside, said brush actuation mechanism also comprising a lever indexing system configured to maintain the handle in at least the first and second handle positions, characterized in that the brush actuation mechanism also comprises, in addition to the handle indexing system, a locking device configured
  • Such a configuration of the brush actuation mechanism makes it possible to dissociate the indexing of the handle from the locking of the at least one brush in the lowered position.
  • the vacuum cleaner nozzle according to the present invention guarantees the preservation of a predetermined ground clearance when the at least one brush is in the lowered position (including when the user exerts significant pressure on the vacuum cleaner nozzle ), and therefore optimum suction performance when vacuuming hard floors.
  • the dissociation of the indexing of the lever from the locking of the at least one brush in the lowered position makes it possible to simplify the kinematics of locking of the at least one brush in the lowered position, and thereby to simplify the vacuum cleaner nozzle and increase its reliability.
  • the vacuum cleaner nozzle may further have one or more of the following features, taken alone or in combination.
  • the handle is pivotally mounted with respect to the sole around a pivot axis.
  • the pivot axis of the handle extends transversely relative to a direction of movement of the vacuum cleaner nozzle.
  • the handle is arranged above the sole.
  • the locking device comprises a locking member which is arranged vertically to the at least one brush and which is configured to prevent movement of the at least one brush from the position lowered to the raised position.
  • a locking member which is arranged vertically to the at least one brush and which is configured to prevent movement of the at least one brush from the position lowered to the raised position.
  • the locking member is a rocker which is rotatable about an axis of rotation between a locking position in which the rocker prevents movement of the at least one the lowered position to the raised position, and a release position in which the rocker allows movement of the at least one brush from the lowered position to the raised position.
  • the rocker is oriented substantially vertically when simultaneously the rocker occupies the locking position and the sole rests flat on a surface to be sucked, and is oriented substantially horizontally when simultaneously the rocker occupies the position of release and the sole rests flat on a surface to be vacuumed.
  • the axis of rotation of the rocker extends substantially transversely to the axis of pivoting of the joystick.
  • the rocker is rotatably mounted on the sole.
  • the brush actuation mechanism comprises a slider which is mounted to slide relative to the sole in a direction of movement and which is configured to occupy at least a first slider position in which the at least one brush is in the lowered position and a second slider position in which the at least one brush is in the raised position, the brush actuation mechanism being configured such that movement of the the first joystick position to the second joystick position causes movement of the slider from the first slider position to the second slider position, and such that movement of the joystick from the second joystick position to the first position lever causes the slider to move from the second slider position to the first slider position.
  • the slider comprises a rack configured to cooperate with a notched part integral in movement with the lever.
  • the notched part is provided on the handle.
  • the rack extends substantially parallel to the direction of movement of the slider.
  • the notched part comprises a notched angular sector.
  • the notched angular sector has a sector axis which is coaxial with the pivot axis of the joystick.
  • the brush actuation mechanism is configured such that movement of the slider from the first slider position to the second slider position results in movement of the rocker from the locking position at the position of release, and such that movement of the slider from the second slider position to the first slider position causes the rocker to move from the release position to the locking position.
  • the slider comprises a roller configured to cooperate with a rolling surface provided on the rocker.
  • the direction of movement of the slider is substantially vertical when the sole rests flat on a surface to be sucked.
  • the sole comprises at least one brush support on which the at least one brush is mounted, the at least one brush support being mounted to move, and for example mounted to slide, relative to the sole between a first support position in which the at least one brush is in the lowered position and a second support position in which the at least one brush is in the raised position.
  • the sole comprises at least one return member, such as a compression spring, configured to return the at least one brush support towards the second support position.
  • at least one return member such as a compression spring
  • the rocker comprises a cam surface configured to cooperate with the at least one brush support.
  • the vacuum cleaner nozzle comprises a fork which is arranged between the sole and the connecting sleeve and which is mounted in pivot connections with transverse pivot axes with respect to the sole and the connecting sleeve.
  • the brush actuation mechanism is configured such that the fork is pivotable relative to the sole when the joystick is in the first and second joystick positions.
  • the joystick is configured to occupy a third joystick position
  • the brush actuation mechanism is configured to, when the joystick is moved into the third joystick position, block a pivoting of the crotch relative to the sole.
  • the brush actuating mechanism comprises an upper abutment member integral in movement with the handle and a lower abutment member provided on the sole, the upper abutment member and the member lower stop being configured to limit the pivoting of the fork relative to the sole.
  • the fork comprises an upper bearing surface configured to bear against the upper stop member when the fork is pivoted rearward relative to the sole, and a surface of lower support configured to bear against the lower abutment member when the fork is pivoted forward relative to the sole.
  • the upper abutment member and the lower abutment member are configured to move closer to each other when the joystick is moved from the first joystick position to 'at the third lever position, and vice versa to move away from each other during movement of the lever from the third lever position to the first lever position.
  • the upper stop member and the lower stop member are configured to prevent the fork from pivoting relative to the sole when the lever is moved into the third lever position.
  • the locking device comprises a movable lock between a first lock position in which the lock blocks the pivoting of the fork with respect to the sole and a second lock position in which the lock allows the pivoting of the crotch relative to the sole.
  • the lock is mounted so as to be able to rotate between the first lock position and the second lock position.
  • the lock is rotatably mounted on the sole.
  • the axis of rotation of the lock is substantially parallel to the axis of rotation of the rocker.
  • the axis of rotation of the lock extends transversely to the axis of pivoting of the handle.
  • the locking device comprises return means configured to return the lock to the first lock position.
  • the slider is configured to occupy a third slider position, and is configured to move the latch from the first latch position to the second latch position when the slider is moved from the third position slider to the second slider position.
  • the slider is configured to hold the lock in the second lock position when the slider is moved between the first slider position and the second slider position.
  • the brush actuation mechanism is configured such that movement of the joystick from the second joystick position to the third joystick position results in movement of the slider from the second position slider to the third slider position, and such that movement of the handle from the third handle position to the second handle position causes the slider to move from the third slider position to the second slider position.
  • the actuating mechanism of brush is configured such that the at least one brush is in the raised position when the slider occupies the third slider position.
  • the first slider position and the third slider position are two extreme positions of the slider, and the second slider position is an intermediate position of the slider.
  • the vacuum cleaner nozzle comprises two brushes which are positioned respectively on the front side and on the rear side of the sole, and which are located on either side of the suction cavity.
  • the brush actuating mechanism comprises two sliders which are arranged respectively close to the two lateral sides of the sole.
  • the brush actuating mechanism comprises two notched parts integral in movement with the handle, each notched part being configured to cooperate with the rack of a respective slider.
  • the brush actuation mechanism comprises an actuation part which is integral in movement with the handle and which comprises one of the notched parts.
  • the brush actuation mechanism comprises a transmission member connecting the actuation part to the handle.
  • the brush actuating mechanism comprises a pair of upper abutment members which are integral in movement with the handle and which are arranged respectively close to the two lateral sides of the sole, and a pair of lower abutment members which are provided on the sole and which are arranged close respectively to the two lateral sides of the sole.
  • the fork comprises a first branch comprising a first support finger and a second branch comprising a second support finger, each of the first and second support fingers comprising a support surface upper surface configured to bear against a respective upper abutment member when the fork is pivoted rearward relative to the sole, and a lower bearing surface configured to abut against a respective lower abutment member when the fork is pivoted forward relative to the sole.
  • the locking device comprises a plurality of locking members which are each arranged vertically to the at least one brush and which are configured to prevent movement of the at least one brush from the lowered position to the raised position.
  • the locking device comprises one or more locking member(s) arranged vertically to a respective brush, and one or more other locking member(s). lock arranged vertically to another respective brush.
  • the handle indexing system comprises an indexing member which is elastically deformable and which is integral in movement with the handle, the indexing member comprising a lug configured to cooperate with a series of indexing slots provided on the sole.
  • the present invention further relates to a vacuum cleaner comprising a vacuum cleaner nozzle according to any preceding claim.
  • the figures 1 to 14 represent a vacuum cleaner nozzle 2 comprising a connection sleeve 3 at the end of which is connected a tip of a rigid or flexible tube, itself connected to the suction system of the vacuum cleaner (not shown).
  • Various variants of vacuum cleaners already exist on the market and can be used with the vacuum cleaner nozzle 2 according to the invention; these variants being known to those skilled in the art, they are not detailed in the present patent application.
  • the vacuum cleaner nozzle 2 further comprises a fork 4 and two wheels 5 which are arranged on each side of the fork 4 and of the connection sleeve 3.
  • the connection sleeve 3 is mounted in pivot connection vis-à-vis the fork 4 along a transverse pivot axis X1 which is advantageously coaxial with the axis of rotation of the wheels 5.
  • the axis of rotation of the wheels 5 could be offset with respect to the axis transverse pivot X1 between fork 4 and connection sleeve 3.
  • the vacuum cleaner nozzle 2 also comprises a sole 6, for example made of plastic material.
  • the sole 6 is in particular provided with a lower face 7 and a suction cavity 8 opening onto the lower face 7.
  • the suction cavity 8 communicates with the connection sleeve 3 by means of a connecting duct 9, for example flexible.
  • the suction cavity 8 advantageously extends along a main direction which is transverse to a direction of movement D of the vacuum cleaner nozzle 2.
  • the lower face 7 of the sole 6 comprises in particular a rear sliding surface 10 and a front sliding surface 11 which are located on either side of the suction cavity 8 and which are substantially planar.
  • the rear sliding surface 10 is inclined relative to the front sliding surface 11, and the front sliding surface 11 is configured to extend substantially horizontally when the sole 6 lies flat. on a surface to be vacuumed.
  • the fork 4 is mounted in pivot connection vis-à-vis the sole 6 along a transverse pivot axis X2.
  • the connecting sleeve 3 can tilt backwards or forwards with respect to the fork 4, and the fork 4 can also tilt backwards or forwards with respect to the sole 6.
  • the vacuum cleaner nozzle 2 further comprises brush supports 12.1, 12.2, 12.3 on which brushes 13.1, 13.2, 13.3 are mounted. According to the embodiment shown in the figures, the brushes 13.1, 13.2 are positioned on the front side of the sole 6, and the brush 13.3 is positioned on the rear side of the sole 6.
  • Each brush support 12.1, 12.2, 12.3 is slidably mounted on the sole 6 in a sliding direction between a first support position (see the figures 6 to 8 ) in which the respective brush is in a lowered position and is positioned projecting from the lower face 7 of the sole 6, and a second support position (see the figures 9 to 14 ) in which the respective brush is in a raised position and is positioned set back from the lower face 7 of the sole 6.
  • the sole 6 comprises return members configured to recall the brush supports 12.1, 12.2, 12.3 to the second support position.
  • the vacuum cleaner nozzle 2 could comprise a one-piece support part comprising the three brush supports 12.1, 12.2, 12.3.
  • the vacuum cleaner nozzle 2 could comprise a front support part comprising the two brush supports 12.1, 12.2, and a rear support part comprising the brush support 12.3.
  • the brushes 13.1, 13.2 could be connected to one another or be formed by the same brush.
  • the vacuum cleaner nozzle 2 further comprises a brush actuation mechanism 14 comprising a handle 15 which is disposed above the sole 6 and close to a side edge of the sole 6.
  • the handle 15 is pivotally mounted with respect to the sole 6 around a pivot axis which extends advantageously transversely relative to the direction of movement D of the vacuum cleaner nozzle 2.
  • the handle 15 is more particularly configured to occupy a first handle position (see the figures 6 to 8 ), a second lever position (see the figures 9 to 11 ) and a third joystick position (see figures 12 to 14 ).
  • the brush actuation mechanism 14 also includes a handle indexing system 16 configured to hold the handle 15 in the first, second and third handle positions.
  • the handle indexing system 16 comprises an indexing member 17, such as an indexing finger, which is elastically deformable and which is integral in movement with the handle 15.
  • the indexing member 17 extends from the handle 15, and comprises a lug 18 provided at a free end of the indexing member 17.
  • the lever indexing system 16 further comprises a series of indexing housings 19 which are provided on the sole 6 and which are each configured to receive the lug 18 provided on the indexing member 17 according to the angular position of the handle 15.
  • the brush actuating mechanism 14 further comprises an actuating part 21 which is integral in movement with the handle 15.
  • the actuating part 21 is arranged close to a lateral edge of the sole 6 and opposite the handle 15, and the brush actuation mechanism 14 comprises a transmission member 22 connecting the actuating part 21 to the handle 15 such that a pivoting of the handle 15 between the first and third lever positions causes a corresponding pivoting of the actuating part 21.
  • the brush actuating mechanism 14 comprises two sliders 23 which are arranged respectively close to the two lateral sides of the sole 6. Each slider 23 is mounted to slide relative to the sole 6 in a direction of movement and is configured to occupy a first slider position (see the figures 6 to 8 ) in which the brushes 13.1, 13.2, 13.3 are in the lowered position and a second slider position (see the figures 9 to 11 ) in which the brushes 13.1, 13.2, 13.3 are in the raised position.
  • the brush actuation mechanism 14 is more particularly configured such that a movement of the lever 15 from the first lever position to the second lever position causes a movement of each of the sliders 23 from the first slider position to the second slider position, and such that a movement of the lever 15 from the second lever position to the first lever position causes a movement of each of the sliders 23 from the second slider position to the first slider position .
  • the brush actuating mechanism 14 comprises two toothed parts 24 which are arranged respectively close to the two lateral sides of the sole 6 and which are integral in movement with the lever 15, and each of the sliders 23 comprises a rack 25 configured to cooperate with a respective notched portion 24.
  • one of the notched parts 24 is provided on the lever 15, and each notched part 24 comprises a notched angular sector.
  • each slider 23 has the general shape of a stirrup, and comprises a front branch 23.1 and a rear branch 23.2.
  • the brush actuation mechanism 14 also includes, in addition to the handle indexing system 16, a locking device 26 configured to lock the brushes 13.1, 13.2, 13.3 in the lowered position.
  • the locking device 26 comprises a plurality of locking members 27 which are each arranged vertically to a respective brush and which are each configured to prevent movement of the respective brush from the lowered position to the raised position.
  • the locking device 26 comprises a first pair of locking members 27 arranged vertically respectively brushes 13.1, 13.2, and a second pair of locking members 27 arranged vertically of the brush 13.3.
  • each locking member 27 is formed by a rocker which is rotatable on the sole 6 around an axis of rotation A and between a locking position (see the figures 5 to 7 ) in which the rocker prevents movement of the respective brush from the lowered position to the raised position, and a release position (see the figures 9 to 14 ) wherein the rocker allows movement of the respective brush from the lowered position to the raised position.
  • the axis of rotation A of each rocker extends substantially transversely to the pivot axis of the handle 15.
  • each rocker is oriented substantially vertically when simultaneously the rocker occupies the locking position and the sole 6 rests flat on a surface to be sucked, and is oriented substantially horizontally when the rocker simultaneously occupies the release position and the sole 6 lies flat on a surface to be vacuumed.
  • the brush actuation mechanism 14 is configured such that movement of each slider 23 from the first slider position to the second slider position results in movement of each rocker from the lock position to the release position, and such that a movement of each slider 23 from the second slider position to the first slider position causes a movement of each rocker from the release position to the locking position.
  • each of the front and rear branches 23.1, 23.2 of each slider 23 comprises a roller 28 configured to cooperate with a rolling surface 29 provided on the respective rocker.
  • each rocker advantageously comprises a cam surface 31 configured to cooperate with the respective brush support.
  • the brush actuating mechanism 14 further comprises two upper abutment members 32 which are disposed respectively close to the two lateral sides of the sole 6 and which are integral in movement with the handle 15, and two lower abutment members (not visible in the figures) which are arranged respectively close to the two lateral sides of the sole 6 and which are provided on the sole 6.
  • one of the upper abutment members 32 is integral with the handle 15, and the other of the upper abutment members 32 is secured to the actuation part 21.
  • Each upper abutment member 32 is configured to move closer to the respective lower abutment member when the handle 15 moves from the first handle position to the third handle position, and conversely to move away from the respective lower stop member during movement of the handle 15 from the third handle position to the first handle position.
  • the fork 4 comprises a first branch 4.1 comprising a first bearing finger 34 and a second branch 4.2 comprising a second bearing finger 35.
  • Each of the first and second bearing finger 34, 35 comprises an upper bearing surface configured to bear against a respective upper abutment member 32 when the fork 4 is pivoted rearward relative to the sole 6, and a surface lower support configured to come to bear against a respective lower abutment member when the fork 4 is pivoted forward relative to the sole 6.
  • the upper stop members 32 and the lower stop members are configured to allow pivoting of the fork 4 relative to the sole 6 when the lever 15 is in the first and second lever positions and to prevent pivoting. of the fork 4 relative to the sole 6 when the handle 15 is in the third handle position.
  • the locking device 26 comprises two bolts 36 which are arranged close respectively to the two lateral sides of the sole 6.
  • Each bolt 36 is rotatably mounted on the sole 6 around a axis of rotation B, which can for example extend transversely to the pivot axis of the lever 15, and between a first lock position in which the lock 36 blocks the pivoting of the fork 4 with respect to the sole 6 and a second lock position in which the lock 36 allows the pivoting of the fork 4 relative to the sole 6.
  • one of the locks 36 is configured to lock the first branch 4.1 of the fork 4 when the handle 15 is in the third handle position, while the other of the locks 36 is configured to block the second leg 4.2 of the fork 4 when the handle 15 is in the third position lever ition.
  • the locking device 26 comprises return means (not visible in the figures) configured to return each lock 36 to the first lock position.
  • each slider 23 is configured to occupy a third slider position in which the brushes 13.1, 13.2, 13.3 are in the raised position
  • the actuating mechanism of brush 14 is configured such that a displacement of the handle 15 from the second handle position to the third handle position causes a displacement of each slider 23 from the second slider position to the third slider position, and so so that a displacement of the handle 15 from the third handle position to the second handle position causes a displacement of each slider 23 from the third slider position to the second slider position.
  • Each slider 23 is more particularly configured to move a respective lock 36 from the first lock position to the second lock position when said slider 23 is moved from the third slider position to the second slider position, and to allow movement of the respective latch 36 from the second latch position to the first latch position when said slider 23 is moved from the second slider position to the third slider position.
  • each slider 23 can advantageously comprise an inclined surface 37, also called a ramp, configured to cooperate with the respective lock 36 when said slider 23 is moved from the third slider position to the second slider position.
  • each slider 23 is also configured to maintain the respective lock 36 in the second lock position when said slider 23 is moved between the first slider position and the second slider position.
  • Such a displacement of the lever 15 in the third lever position induces also a displacement of the sliders 23 into the third slider position, due to the cooperation of the toothed parts 24 with the racks 25, and therefore a displacement of the locks 36, under the action of the respective return means, into the first position of lock in which the locks 36 block the first and second branches 4.1, 4.2 of the fork 4 and therefore prevent any pivoting of the fork 4 relative to the sole 6.
  • the brushes 13.1, 13.2, 13.3 are maintained in the raised position when the handle 15 is in the third handle position.
  • the upper stop members 32 move away from the lower stop members and therefore release the first and second support fingers 34, 35 of the fork 4.
  • Such a movement of the lever 15 into the first lever position also induces a movement of the sliders 23 into the first slider position, and therefore a cooperation of the rollers 28 provided on the sliders 23 with the rolling surfaces 29 provided on the respective rockers, so as to move each rocker from its release position to its locked position.
  • Such a displacement of each rocker then induces a sliding of the brush supports 12.1, 12.2, 12.3 in their first support position, and therefore a displacement of the brushes 13.1, 13.2, 13.3 in their lowered position in which the brushes 13.1, 13.2, 13.3 protrude from the underside of the sole 6.
  • the brush actuation mechanism 14 makes it possible to index the handle 15 in a first handle position, a second handle position and a third handle position corresponding respectively to a first mode of operation, called “maximum performance mode”. ", in which the brushes 13.1, 13.2, 13.3 are in the raised position and the pivoting of the fork 4 relative to the sole 6 is blocked, a second operating mode, called “comfort mode”, in which the brushes 13.1, 13.2, 13.3 are in the raised position and the pivoting of the fork 4 relative to the sole 6 is authorized, and a third mode of operation, called “hard ground mode”, in which the brushes 13.1, 13.2, 13.3 are in the lowered position and the pivoting of the fork 4 with respect to the sole 6 is authorized.

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

Claims (17)

  1. Staubsaugersaugdüse (2), umfassend eine Sohle (6), die mit einer unteren Fläche (7) und einem in die untere Fläche (7) mündenden Saughohlraum (8) ausgestattet ist, mindestens eine Bürste (13.1, 13.2, 13.3) und einen Anschlussstutzen (3), der konfiguriert ist, um fluidisch mit dem Saughohlraum (8) zu kommunizieren, wobei die Staubsaugersaugdüse (2) einen Bürstenbetätigungsmechanismus (14) umfasst, der einen Griff (15) umfasst, der konfiguriert ist, um mindestens eine erste Griffposition und eine zweite Griffposition einzunehmen, wobei der Bürstenbetätigungsmechanismus (14) konfiguriert ist, um die mindestens eine Bürste (13.1, 13.2, 13.3) abzusenken und sie in einer abgesenkten Position zu positionieren, bei der die mindestens eine Bürste aus der unteren Fläche (7) hervorsteht, wenn der Griff (15) in die erste Griffposition verschoben wird, und konfiguriert ist, um die mindestens eine Bürste (13.1, 13.2, 13.3) anzuheben und sie in einer angehobenen Position zu positionieren, bei der die mindestens eine Bürste in Bezug auf die untere Fläche (7) zurückgezogen ist, wenn der Griff (15) in die zweite Griffposition verschoben wird, wobei der Bürstenbetätigungsmechanismus (14) ebenfalls ein Griffkopplungssystem (16) umfasst, das konfiguriert ist, um den Griff (15) in mindestens der ersten und der zweiten Griffposition zu halten, dadurch gekennzeichnet, dass der Bürstenbetätigungsmechanismus (14) ebenfalls, zusätzlich zum Griffkopplungssystem (16), eine Verriegelungsvorrichtung (26) umfasst, die konfiguriert ist, um die mindestens eine Bürste (13.1, 13.2, 13.3) in der abgesenkten Position zu verriegeln.
  2. Staubsaugersaugdüse (2) nach Anspruch 1, wobei die Verriegelungsvorrichtung (26) ein Verriegelungselement (27) umfasst, das über der mindestens einen Bürste (13.1, 13.2, 13.3) angeordnet ist und das konfiguriert ist, um ein Verschieben der mindestens einen Bürste (13.1, 13.2, 13.3) von der abgesenkten Position zur angehobenen Position zu verhindern.
  3. Staubsaugersaugdüse (2) nach Anspruch 2, wobei das Verriegelungselement (27) ein Kipper ist, der drehbeweglich ist um eine Drehachse (A) zwischen einer ersten Verriegelungsposition, bei der der Kipper ein Verschieben der mindestens einen Bürste (13.1, 13.2, 13.3) von der abgesenkten Position zur angehobenen Position verhindert, und einer Freigabeposition, bei der der Kipper ein Verschieben der mindestens einen Bürste (13.1, 13.2, 13.3) von der abgesenkten Position zur angehobenen Position erlaubt.
  4. Staubsaugersaugdüse (2) nach einem der Ansprüche 1 bis 3, wobei der Bürstenbetätigungsmechanismus (14) ein Gleitstück (23) umfasst, der in Bezug auf die Sohle (6) gleitend in einer Verschieberichtung montiert ist und der konfiguriert ist, um mindestens eine erste Gleitstückposition, bei der die mindestens eine Bürste (13.1, 13.2, 13.3) in der abgesenkten Position ist, und eine zweite Gleitstückposition, bei der die mindestens eine Bürste (13.1, 13.2, 13.3) in der angehobenen Position ist, einzunehmen, wobei der Bürstenbetätigungsmechanismus (14) derart konfiguriert ist, dass ein Verschieben des Griffs (15) von der ersten Griffposition in die zweite Griffposition ein Verschieben des Gleitstücks (23) von der ersten Gleitstückposition in die zweite Gleitstückposition bewirkt, und dass ein Verschieben des Griffs (15) von der zweiten Griffposition in die erste Griffposition ein Verschieben des Gleitstücks (23) von der zweiten Gleitstückposition in die erste Gleitstückposition bewirkt.
  5. Staubsaugersaugdüse (2) nach Anspruch 4, wobei das Gleitstück (23) ein Zahngestänge (25) umfasst, das konfiguriert ist, um mit einem verzahnten Teil (24), der bewegungsfest zum Griff (15) ist, zusammenzuwirken.
  6. Staubsaugersaugdüse (2) nach Anspruch 5, wobei der verzahnte Teil (24) einen verzahnten Winkelabschnitt umfasst.
  7. Staubsaugersaugdüse (2) nach einem der Ansprüche 4 bis 6 in Kombination mit Anspruch 3, wobei der Bürstenbetätigungsmechanismus (14) derart konfiguriert ist, dass ein Verschieben des Gleitstücks (23) von der ersten Gleitstückposition in die zweite Griffposition ein Verschieben des Kippers von der Verriegelungsposition in die Freigabeposition bewirkt, und dass ein Verschieben des Gleitstücks (23) von der zweiten Gleitstückposition in die erste Gleitstückposition ein Verschieben des Kippers von der Freigabeposition in die Verriegelungsposition bewirkt.
  8. Staubsaugersaugdüse (2) nach einem der Ansprüche 4 bis 7 in Kombination mit Anspruch 3, wobei das Gleitstück (23) eine Laufrolle (28) umfasst, die konfiguriert ist, um mit einer auf dem Kipper vorgesehenen Lauffläche (29) zusammenzuwirken.
  9. Staubsaugersaugdüse (2) nach einem der Ansprüche 1 bis 8, wobei die Sohle (6) mindestens eine Bürstenstütze (12.1, 12.2, 12.3) umfasst, auf der die mindestens eine Bürste (13.1, 13.2, 13.3) montiert ist, wobei die mindestens eine gestützte Bürste (12.1, 12.2, 12.3) in Bezug auf die Sohle (6) beweglich zwischen einer ersten Stützposition, bei der die mindestens eine Bürste (13.1, 13.2, 13.3) in der abgesenkten Position ist, und einer zweiten Stützposition, bei der die mindestens eine Bürste (13.1, 13.2, 13.3) in der angehobenen Position ist, montiert ist.
  10. Staubsaugersaugdüse (2) nach einem der Ansprüche 3 und 9, wobei der Kipper eine Nockenfläche (31) umfasst, die konfiguriert ist, um mit der mindestens einen gestützten Bürste (12.1, 12.2, 12.3) zusammenzuwirken.
  11. Staubsaugersaugdüse (2) nach einem der Ansprüche 1 bis 10, die ein Gabelstück (4) umfasst, das zwischen der Sohle (6) und dem Anschlussstutzen (3) eingerichtet ist und das in Schwenkverbindung mit querverlaufenden Schwenkachsen gegenüber der Sohle (6) und dem Anschlussstutzen (3) montiert ist.
  12. Staubsaugersaugdüse (2) nach Anspruch 11, wobei der Griff (15) konfiguriert ist, um eine dritte Griffposition einzunehmen, und der Bürstenbetätigungsmechanismus (14) konfiguriert ist, um ein Schwenken des Gabelstücks (4) in Bezug auf die Sohle (6) zu blockieren, wenn der Griff (15) in die dritte Griffposition verschoben wird.
  13. Staubsaugersaugdüse (2) nach Anspruch 11 oder 12, wobei der Bürstenbetätigungsmechanismus (14) ein oberes Anschlagelement (32), das bewegungsfest zum Griff (15) ist, und ein unteres Anschlagelement, das auf der Sohle (6) vorgesehen ist, umfasst, wobei das obere Anschlagelement (32) und das untere Anschlagelement konfiguriert sind, um das Schwenken des Gabelstücks (4) in Bezug auf die Sohle (6) zu begrenzen.
  14. Staubsaugersaugdüse (2) nach einem der Ansprüche 11 bis 13, wobei die Verriegelungsvorrichtung (26) einen Riegel (36) umfasst, der beweglich ist zwischen einer ersten Riegelposition, bei der der Riegel (36) das Schwenken des Gabelstücks (4) gegenüber der Sohle (6) blockiert, und einer zweiten Riegelposition, bei der der Riegel (36) das Schwenken des Gabelstücks (4) gegenüber der Sohle (6) erlaubt.
  15. Staubsaugersaugdüse (2) nach Anspruch 14, wobei die Verriegelungsvorrichtung (26) Rückstellmittel umfasst, die konfiguriert sind, um den Riegel (36) zur ersten Riegelposition zurückzustellen.
  16. Staubsaugersaugdüse (2) nach Anspruch 14 oder 15 in Kombination mit Anspruch 4, wobei das Gleitstück (23) konfiguriert ist, um eine dritte Gleitstückposition einzunehmen, und konfiguriert ist, um den Riegel (36) von der ersten Riegelposition in die zweite Riegelposition zu verschieben, wenn das Gleitstück (23) von der dritten Gleitstückposition in die zweite Gleitstückposition verschoben wird.
  17. Staubsauger, umfassend eine Staubsaugersaugdüse (2) nach einem der vorstehenden Ansprüche.
EP20176661.5A 2019-05-29 2020-05-26 Saugdüse eines staubsaugers, die mit einer verriegelungsvorrichtung zum blockeren mindestens einer bürste in herabgelassener position ausgerüstet ist Active EP3744222B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1905786A FR3096570B1 (fr) 2019-05-29 2019-05-29 Suceur d’aspirateur équipé d’un dispositif de verrouillage pour verrouiller au moins une brosse en position abaissée

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EP3744222A1 EP3744222A1 (de) 2020-12-02
EP3744222B1 true EP3744222B1 (de) 2022-03-30

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EP (1) EP3744222B1 (de)
CN (1) CN112006600B (de)
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Publication number Priority date Publication date Assignee Title
SE390251B (sv) * 1975-03-26 1976-12-13 Electrolux Ab Dammsugarmunstycke
CN101416852B (zh) * 2007-10-26 2011-07-06 3M创新有限公司 地面清洁工具
DE102012106571B4 (de) * 2012-07-19 2015-12-31 Wessel-Werk Gmbh Staubsaugerdüse, insbesondere für Haushaltsstaubsauger
CN104433960B (zh) * 2014-12-03 2017-06-13 苏州市宏伟电器有限公司 吸尘器地刷
CN205988261U (zh) * 2016-07-01 2017-03-01 清远市蓝海慧谷智能科技有限公司 一种清洁刷的刷头和刮板的联动互锁机构
FR3062562B1 (fr) * 2017-02-08 2019-03-15 Seb S.A. Tete de succion d’aspirateur a trois positions
CN207285998U (zh) * 2017-03-29 2018-05-01 莱克电气股份有限公司 一种用于吸尘器地刷上的升降机构

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CN112006600A (zh) 2020-12-01
FR3096570A1 (fr) 2020-12-04
ES2912096T3 (es) 2022-05-24
CN112006600B (zh) 2023-06-23
EP3744222A1 (de) 2020-12-02
FR3096570B1 (fr) 2021-05-28

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