EP4311467A1 - Saugkopf mit rückseitiger dichtungslamelle - Google Patents

Saugkopf mit rückseitiger dichtungslamelle Download PDF

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Publication number
EP4311467A1
EP4311467A1 EP23187867.9A EP23187867A EP4311467A1 EP 4311467 A1 EP4311467 A1 EP 4311467A1 EP 23187867 A EP23187867 A EP 23187867A EP 4311467 A1 EP4311467 A1 EP 4311467A1
Authority
EP
European Patent Office
Prior art keywords
rear sealing
suction head
sealing member
sealing strip
configuration
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
EP23187867.9A
Other languages
English (en)
French (fr)
Inventor
Christelle PHILIPPE
Nicolas CORITON
Virginie ROSSO
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 EP4311467A1 publication Critical patent/EP4311467A1/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
    • A47L9/02—Nozzles
    • A47L9/04—Nozzles with driven 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
    • A47L9/02—Nozzles
    • A47L9/06—Nozzles with fixed, e.g. adjustably fixed brushes or the like
    • A47L9/0666—Nozzles with fixed, e.g. adjustably fixed brushes or the like with tilting, floating or similarly arranged brushes, combs, lips or pads
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B17/00—Accessories for brushes
    • A46B17/06—Devices for cleaning brushes after use
    • 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
    • A47L9/0461—Dust-loosening tools, e.g. agitators, brushes
    • A47L9/0466—Rotating tools
    • 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
    • A47L9/0461—Dust-loosening tools, e.g. agitators, brushes
    • A47L9/0466—Rotating tools
    • A47L9/0477—Rolls
    • 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
    • A47L9/0606—Nozzles with fixed, e.g. adjustably fixed brushes or the like rigidly anchored brushes, combs, lips or pads
    • A47L9/0613—Nozzles with fixed, e.g. adjustably fixed brushes or the like rigidly anchored brushes, combs, lips or pads with means specially adapted for picking up threads, hair or the like, e.g. brushes, combs, lint pickers or bristles pads
    • 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
    • A47L9/0606—Nozzles with fixed, e.g. adjustably fixed brushes or the like rigidly anchored brushes, combs, lips or pads
    • A47L9/0626—Rigidly anchored lips, e.g. nozzles adapted for picking up liquids
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B2200/00—Brushes characterized by their functions, uses or applications
    • A46B2200/30—Brushes for cleaning or polishing
    • A46B2200/3033—Household brush, i.e. brushes for cleaning in the house or dishes

Definitions

  • the present invention relates to the field of vacuum cleaners equipped with a suction head making it possible to suck up dust and waste present on a surface to be cleaned.
  • Vacuum cleaners equipped with a suction head are well known on the market, these allowing surfaces to be cleaned by suction to remove dust and waste resting on them.
  • the surface to be vacuumed can, for example, be tiles, parquet, laminate, carpet or a rug.
  • the rear sealing strip is elastically deformable between a first configuration in which the rear sealing strip projects from the underside of the sole and a lower edge of the rear sealing strip is located at a first distance from the mouth suction, and a second configuration in which the lower edge of the sealing strip is located at a second distance from the suction mouth which is greater than the first distance.
  • rear sealing strip allows, when the rear sealing strip is in the first configuration, to effectively suck up dust or other waste placed in front of the suction mouth during 'a forward movement of the suction head on a hard floor.
  • rear sealing strip allows, when the suction head moves forward on a soft floor, such as a carpet or rug, a deformation of the strip.
  • rear sealing in the second configuration which limits the friction generated by the rear sealing strip on the soft ground to be cleaned and therefore facilitates forward movement of the suction head on soft ground.
  • the present invention aims to remedy all or part of these drawbacks.
  • the technical problem underlying the invention consists in particular of providing a suction head which is simple and reliable in structure, while having increased cleaning performance.
  • Such a configuration of the rear sealing member and the receiving housing gives greater bending to the rear sealing member and avoids too high a concentration of stress on the rear sealing strip, which limits the wear of the rear sealing strip and therefore gives increased reliability and performance to the suction head.
  • the suction head may also have one or more of the following characteristics, taken alone or in combination.
  • the at least one front part of the portion longitudinal front of the fixing part is held between two walls which are opposite each other and which are substantially parallel to each other.
  • each of the two walls extends substantially horizontally when the suction head rests on a horizontal surface.
  • the rear sealing member is in one piece, that is to say made in one piece.
  • the front part and an intermediate part of the front longitudinal portion are held, and for example clamped, in the first housing part.
  • the rear sealing strip extends from the fixing part, and for example from a central longitudinal portion of the fixing part.
  • the suction mouth has an elongated shape and extends in an extension direction.
  • the direction of extension extends substantially perpendicular to a direction of movement of the suction head.
  • the rear sealing strip extends substantially parallel to the direction of extension of the suction mouth.
  • the first housing part has a first height and the second housing part has a second height which is greater than the first height.
  • the main body comprises a passage slot opening into the receiving housing and through which the rear sealing strip extends.
  • the passage slot is provided on the sole.
  • the passage slot comprises a rear stop wall, the rear sealing strip being configured to abut against the rear stop wall when the rear sealing member occupies the second configuration.
  • the passage slot has a width greater than the maximum thickness of the rear sealing strip.
  • the width of the passage slot is 1.3 to 3 times greater than the maximum thickness of the rear sealing strip.
  • the rear sealing strip is positioned relative to the passage slot such that a rear horizontal clearance is created between the rear sealing strip and the rear stop wall.
  • the receiving housing comprises a bottom wall into which the passage slot opens.
  • the rear portion of the fixing part is configured to rest on the bottom wall when the rear sealing member occupies the first configuration.
  • the main body comprises a rear clearance located at the rear of the suction mouth and delimiting a rear recess which is open downwards and in which the slat is at least partially received. rear sealing, the passage slot opening into the rear recess.
  • the rear clearance is provided on the sole.
  • the passage slot opens into a lower rear surface of the lower face of the sole, the lower rear surface being configured to extend substantially horizontally when the suction head rests on a horizontal surface and to be located at a separation distance from said horizontal surface which is between 2 to 6 times the maximum thickness of the sealing strip back.
  • the rear sealing member has a cross section which is substantially in the shape of an inverted T or L.
  • the rear sealing strip is configured to extend substantially vertically when the rear sealing member is in the first configuration and the suction head is parallel to a horizontal surface , and to be inclined backwards and relative to the vertical when the rear sealing member is in the second configuration and the suction head rests on a horizontal surface.
  • the rear sealing strip projects substantially perpendicular to the lower face of the sole when the rear sealing member is in the first configuration.
  • the rear sealing strip has a thickness which decreases towards the lower edge of the rear sealing strip.
  • the rear sealing strip is elastically deformable.
  • the rear sealing strip could be rigid or semi-rigid.
  • the rear sealing member is configured to be elastically deformed in the second configuration depending on the frictional forces generated by the friction of the rear sealing member on the surface to be cleaned.
  • the rear sealing member is configured to be elastically deformed in the second configuration when the suction head is moved forward on soft ground.
  • the rear sealing blade member is configured to be elastically deformed in the first configuration when the suction head is moved rearwardly on a floor.
  • the first configuration corresponds to a rest configuration of the rear sealing member.
  • the suction head further comprises a rotating brush housed in a suction chamber which is delimited by the main body and which is fluidly connected to the suction mouth, the rotating brush comprising a brush body which has a central longitudinal axis and which is configured to be rotated in a predetermined direction of rotation and around an axis of rotation substantially coaxial with the central longitudinal axis of the brush body.
  • the rotating brush comprises a row of bristles provided on an external peripheral surface of the brush body and extending over at least part of the length of the brush body, and a cleaning blade provided on the external peripheral surface of the brush body and extending over at least part of the length of the brush body, the cleaning blade being angularly offset from the row of bristles relative to the central longitudinal axis of the brush body brush at an offset angle and being located at the rear of the row of bristles relative to the predetermined direction of rotation of the brush body.
  • the main body comprises a suction conduit opening into the suction chamber, and for example into a rear part of the suction chamber.
  • the first housing part opens into a lower part of the second housing part.
  • the first housing part forms a fixing groove, and for example a fixing groove which is open towards the rear.
  • the main body comprises a stop member, such as a stop rib, provided in the second housing part and against which the rear portion of the part of the housing is intended to abut. fixation when the rear sealing member occupies the second configuration.
  • a stop member such as a stop rib
  • THE figures 1 to 9 represent a suction head 2 comprising a connection sleeve 3 to which is intended to be connected a tip of a rigid or flexible tube, itself connected to a suction system of a vacuum cleaner (not illustrated).
  • a vacuum cleaner (not illustrated)
  • FIG. 1 A perspective view of a suction head 2
  • FIG. 1 A perspective view of a suction head 2
  • FIG. 1 A perspective view of a suction head 2
  • connection sleeve 3 to which is intended to be connected a tip of a rigid or flexible tube, itself connected to a suction system of a vacuum cleaner (not illustrated).
  • Various variants of vacuum cleaners already exist on the market and can be used with the suction head 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 suction head 2 comprises a main body 4 configured to be moved over a surface to be cleaned.
  • the connection sleeve 3 is advantageously mounted in pivot connection relative to the main body 4 so as to allow pivoting of the main body 4 forwards and backwards during movement of the suction head 2 according to a direction of movement D1.
  • the main body 4 comprises a sole 5 provided with a lower face 6 configured to be oriented towards the surface to be cleaned, and with a suction mouth 7 opening onto the lower face 6 of the sole 5.
  • the suction mouth 7 can for example have an elongated shape and extend in a direction of extension which is perpendicular to the direction of movement D1 of the suction head 2.
  • the main body 4 further comprises a suction chamber 8 which opens into the lower face 6 of the sole 5 via the suction mouth 7, and which is fluidly connected to the connection sleeve 3 in particular by means of a conduit suction 9, which can for example be formed at least in part by a flexible connecting conduit.
  • a conduit suction 9 which can for example be formed at least in part by a flexible connecting conduit.
  • the suction conduit 9 opens into a rear part of the suction chamber 8.
  • the suction head 2 also comprises a rotating brush 11 comprising a brush body 12 which has a generally tubular shape and which has a central longitudinal axis A.
  • the brush body 12 is cylindrical with a circular section.
  • the brush body 12 is mounted movable in rotation in the chamber suction 8 around an axis of rotation which is substantially coaxial with the central longitudinal axis A of the brush body 12, and is configured to be rotated in a predetermined direction of rotation, which is shown schematically on the Figure 7 by an arrow rotating counterclockwise.
  • the brush body 12 is removably mounted in the suction chamber 8 and is configured to be introduced into and removed from the suction chamber 8 in a mounting direction D2 which advantageously extends perpendicularly to the direction of movement D1 of the suction head 2.
  • the main body 4 comprises a passage opening 13 opening into the suction chamber 8 and through which the brush body 12 can be introduced into and removed from the suction chamber 8.
  • the passage opening 13 is provided on a side face of the main body 4.
  • the rotating brush 11 comprises several rows of bristles 14, for example two rows of bristles, provided on an external peripheral surface of the brush body 12, and several cleaning blades 15, for example elastically deformable or rigid, provided on the external peripheral surface of the brush body 12.
  • the rows of bristles 14 and the cleaning strips 15 are alternated around the periphery of the brush body 12.
  • the rotating brush 11 could however comprise a single row of bristles 14 and a single cleaning blade 15, or even be devoid of a row of bristles 14 or a cleaning blade 15.
  • the rows of bristles 14 extend helically around the central longitudinal axis A of the brush body 12, and the cleaning blades 15 extend helically around the longitudinal axis central A of the brush body 12.
  • the rows of bristles 14 and the cleaning blades 15 extend, relative to the central longitudinal axis A of the brush body 12, at helix angles which are substantially identical.
  • Each cleaning blade 15 is located at the rear of a respective row of bristles 14 with respect to the predetermined direction of rotation of the brush body 12, and is more particularly configured to drive dust raised by the suction mouth 7 towards the suction mouth 7. the respective row of bristles 14 and being suspended behind the respective row of bristles 14.
  • Each cleaning blade 15 is angularly offset from the respective row of bristles 14, relative to the central longitudinal axis A of the brush body 12, by an offset angle ⁇ of between 20 and 90°, advantageously between 25 and 55 °, and for example between 32 and 46°.
  • the suction head 2 further comprises a closing plug 17 which is configured to close the passage opening 13 when the brush body 12 is mounted in the suction chamber 8.
  • the suction head 2 also comprises a rotation drive device 18 configured to rotate the brush body 12 around the axis of rotation and at a rotation speed for example between 2000 and 8000 rpm.
  • the rotation drive device 18 more particularly comprises a drive motor 19, preferably electric, coupled in rotation to the rotating brush 11.
  • the drive motor 19 comprises a shaft output which is substantially collinear with the axis of rotation of the brush body 12, and the drive motor 19 is housed in the brush body 12.
  • the rotating brush 11 comprises a first end portion 11.1 supported by a support element provided on the main body 4 and mounted movable in rotation relative to the support element, and a second end portion 11.2 supported by the closure cap 17 and mounted movable in rotation relative to the cap closing 17.
  • the drive motor 19 could be arranged in the suction head 2 outside the rotating brush 11.
  • the output shaft of the drive motor 19 could be coupled with the rotating brush 11 for example by a gear chain or by a belt which is for example of the toothed type.
  • the suction head 2 also comprises a rear sealing member 21 located at the rear of the suction mouth 7.
  • the rear sealing member 21 has a cross section which is generally T-shaped.
  • the rear sealing member 21 could also have a cross section which is generally in the shape of an inverted L.
  • the rear sealing member 21 comprises a fixing part 22, such as a fixing base, which is fixed in a receiving housing 23 provided on the main body 4, and more particularly on the sole 5, and a rear sealing strip 24 extending from the fixing part 22, and for example from a median longitudinal portion of the fixing part 22.
  • the sole 5 has a rear clearance 26 located at the rear of the suction mouth 7 and delimiting a rear recess 27 which is open downwards and in which the rear sealing strip 24 is partially received.
  • the rear sealing strip 24 extends parallel to the direction of extension of the suction mouth 7, and has a thickness which decreases from the fixing part 22 and in the direction of the lower edge of the rear sealing strip 24.
  • the fixing part 22 and the rear sealing strip 24 are elastically deformable.
  • the rear sealing member 21 is more particularly elastically deformable between a first configuration (see the figure 8 ) in which the rear sealing strip 24 projects from the lower face 6 of the sole 5 and the lower edge of the rear sealing strip 24 is located at a first distance from the suction mouth 7, and a second configuration (see Figure 9 ) in which the lower edge of the rear sealing strip 24 is located at a second distance from the suction mouth 7 which is greater than the first distance.
  • the rear sealing strip 24 is configured to extend substantially vertically when the rear sealing member 21 is in the first configuration and the suction head 2 is parallel to a horizontal surface, and to be inclined towards the rear and relative to the vertical when the rear sealing member 21 is in the second configuration and the suction head 2 rests on a horizontal surface.
  • the rear sealing member 21 is configured to be elastically deformed in the second configuration as a function of the friction forces generated by the friction of the rear sealing strip 24 on the surface to be cleaned.
  • the rear sealing member 21 is configured to be elastically deformed in the second configuration when the suction head 2 is moved forward on soft ground, and to be elastically deformed in the first configuration when the suction head 2 is moved backwards on a floor.
  • the first configuration can for example correspond to a rest configuration of the rear sealing member 21.
  • the receiving housing 23 comprises a first housing part 23.1 in which a front part of the front longitudinal portion 22.1 is received and held, such as a front longitudinal edge, of the fixing part 22.
  • a front part of the front longitudinal portion 22.1 is received and held, such as a front longitudinal edge, of the fixing part 22.
  • the front part and an intermediate part of the front longitudinal portion 22.1 are held, and for example clamped, in the first housing part 23.1.
  • Said intermediate part extends between a front end and a rear end of the front longitudinal portion 22.1.
  • the first housing part 23.1 forms a fixing groove which is substantially rectilinear and which has a height slightly less than the thickness of the front longitudinal portion 22.1.
  • the fixing part 22 is more particularly configured to be elastically deformed at the level of the front longitudinal portion 22.1 during elastic deformation of the rear sealing member 21 between the first and second configurations. More precisely, the fixing part 22 is configured to be elastically deformed at a part of the front longitudinal portion 22.1 which is not held in the first housing part 23.1.
  • the front longitudinal portion 22.1 projects from a front face of the rear sealing strip 24.
  • the receiving housing 23 further comprises a second housing part 23.2 in which a rear portion 22.2 is movably mounted, and for example a rear longitudinal portion, such as a rear longitudinal edge, of the fixing part 22.
  • the first housing part 23.1 opens into a lower part of the second housing part 23.2, and the rear portion 22.2 projects from a rear face of the rear sealing strip 24.
  • the second housing part 23.2 more particularly delimits a vertical clearance 28 (see the figure 8 ) which is located above the rear portion 22.2 when the rear sealing member 21 occupies the first configuration and which is configured to allow lifting of the rear portion 22.2 during elastic deformation of the sealing member rear sealing 21 towards the second configuration.
  • the sole 5 has a passage slot 29 through which the rear sealing strip 24 extends.
  • the passage slot 29 opens more particularly on the one hand into the receiving housing 23, and more particularly into the second part housing 23.2, and on the other hand in the rear recess 27 and more particularly in a lower rear surface 31 which is provided on the lower face 6 of the sole 5 and which partly delimits the rear recess 27.
  • the lower rear surface 31 is configured to extend substantially horizontally when the suction head 2 rests on a horizontal surface and to be located at a separation distance from said horizontal surface which is between 2 to 6 times the thickness maximum of the rear sealing strip 24.
  • the passage slot 29 comprises a rear abutment wall 29.1 against which the rear sealing strip 24 is configured to abut when the rear sealing member 21 occupies the second configuration, and a front abutment wall 29.2 against which the rear sealing strip 24 is configured to come into contact stop when the rear sealing member 21 occupies the first configuration.
  • the front and rear stop walls are parallel to each other, and extend vertically when the suction head 2 rests on a horizontal surface.
  • the passage slot 29 has a width which is greater than the maximum thickness of the rear sealing strip 24, and which is for example 1.3 to 3 times greater than the maximum thickness of the rear sealing strip 24.
  • the receiving housing 23 comprises a bottom wall 32 into which the passage slot 29 opens.
  • the rear portion 22.2 of the fixing part 22 is more particularly configured to rest on the bottom wall 32 when the sealing member rear 21 occupies the first configuration.
  • the main body 4 comprises a stop member 33, such as a stop rib, provided in the second housing part 23.2 and against which the rear portion 22.2 is intended to abut. of the fixing part 22 when the rear sealing member 21 occupies the second configuration.
  • a stop member 33 limits the elastic deformation of the front longitudinal portion 22.1 of the fixing part 22 during elastic deformation of the rear sealing member 21 towards the second configuration, and therefore limits the risks of rupture of the fixing part 22 and the risks of the front longitudinal portion 22.1 coming out of the first housing part 23.1.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
  • Labeling Devices (AREA)
  • Manipulator (AREA)
  • Closing Of Containers (AREA)
EP23187867.9A 2022-07-29 2023-07-26 Saugkopf mit rückseitiger dichtungslamelle Pending EP4311467A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR2207882A FR3138287A1 (fr) 2022-07-29 2022-07-29 Tête d’aspiration équipée d’une lamelle d’étanchéité arrière

Publications (1)

Publication Number Publication Date
EP4311467A1 true EP4311467A1 (de) 2024-01-31

Family

ID=83594220

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23187867.9A Pending EP4311467A1 (de) 2022-07-29 2023-07-26 Saugkopf mit rückseitiger dichtungslamelle

Country Status (3)

Country Link
EP (1) EP4311467A1 (de)
CN (1) CN117462040A (de)
FR (1) FR3138287A1 (de)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8812278U1 (de) * 1988-09-28 1990-01-25 Siemens Ag, 1000 Berlin Und 8000 Muenchen, De
FR2729842A1 (fr) 1995-01-27 1996-08-02 Olivier Ets Georges Suceur d'aspirateur
EP3025626A1 (de) * 2014-11-27 2016-06-01 Miele & Cie. KG Bodendüse für ein bodenpflegegerät und verfahren zum herstellen einer bodendüse für ein bodenpflegegerät
WO2019115992A1 (en) * 2017-12-12 2019-06-20 Dyson Technology Limited A cleaner head for a vacuum cleaner
WO2019166760A1 (en) * 2018-02-28 2019-09-06 Dyson Technology Limited A cleaner head

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8812278U1 (de) * 1988-09-28 1990-01-25 Siemens Ag, 1000 Berlin Und 8000 Muenchen, De
FR2729842A1 (fr) 1995-01-27 1996-08-02 Olivier Ets Georges Suceur d'aspirateur
EP3025626A1 (de) * 2014-11-27 2016-06-01 Miele & Cie. KG Bodendüse für ein bodenpflegegerät und verfahren zum herstellen einer bodendüse für ein bodenpflegegerät
WO2019115992A1 (en) * 2017-12-12 2019-06-20 Dyson Technology Limited A cleaner head for a vacuum cleaner
WO2019166760A1 (en) * 2018-02-28 2019-09-06 Dyson Technology Limited A cleaner head

Also Published As

Publication number Publication date
FR3138287A1 (fr) 2024-02-02
CN117462040A (zh) 2024-01-30

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