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
  • A47L9/0405—Driving means for the brushes or agitators
  • A47L9/0411—Driving means for the brushes or agitators driven by electric motor
• • 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
  • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
  • A47L11/32—Carpet-sweepers
• • 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
  • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
  • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
  • A47L11/4036—Parts or details of the surface treating tools
  • A47L11/4041—Roll shaped surface treating 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
  • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
  • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
  • A47L11/4052—Movement of the tools or the like perpendicular to the cleaning surface
  • A47L11/4055—Movement of the tools or the like perpendicular to the cleaning surface for lifting the tools to a non-working position
• • 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
  • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
  • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
  • A47L11/4075—Handles; levers
• • 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
  • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
  • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
  • A47L11/4091—Storing or parking devices, arrangements therefor; Means allowing transport of the machine when it is not being used
• • 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
  • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
  • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
  • A47L11/4094—Accessories to be used in combination with conventional vacuum-cleaning devices
• • 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
  • A47L5/34—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with height adjustment of nozzles or dust-loosening 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
  • A47L9/0494—Height adjustment of dust-loosening tools

Definitions

• the invention relates to an attachment for a vacuum cleaner in the form of a suction brush or sweeping attachment provided with a brush, wherein the attachment is to be moved via a guide shaft and the guide handle acts on the attachment via a tilting link, wherein the guide shaft further intervenes a parking position and a working position about the tilting joint is movable.
• DE 4414683 A1 shows a sweeping attachment with an electric motor driven brush for sweeping the floor.
• the sweeping attachment is to guide over a guide stem, for example by means of a stalk-guided vacuum cleaner.
• a suction attachment for a vacuum cleaner is known, which is connected both electrically and fluidly to a siteslge- led vacuum cleaner.
• the guide stem can be formed by the vacuum cleaner designed as a handle device itself or else in the form of a suction tube provided with a handle for connection to a floor conveyor device. It is also known that the guide stem acts on the attachment via a tilting joint.
• the guide stem is displaceable out of this working position into a parked position, wherein as a rule the guide stem is moved beyond a vertical position away from the working position.
• the guide handle is then slightly inclined in the direction of the front end face of the attachment, so that a stable self-holding is achieved.
• this parking position which locking by the user can be canceled again in a deliberate manner.
• the guide post takes an acute angle to the attachment of about 60 ° to 85 °.
• the brush arranged in the attachment protrudes downward beyond the bottom of the device for brush contacting of the floor to be cleaned.
• the coupling is designed as a mechanical coupling.
• a structurally simple and cost-effective solution is created.
• the brush is further preferably mounted on a rocker-like arm, wherein the pivot point of the arm is assigned to the tilting joint facing.
• the boom pivot point or its axis of rotation is placed locally adjacent to the tilting joint.
• the rotation axis facing away from the free end of the rocker-like cantilever carries the gege ⁇ possibly rotatable brush arranged.
• the brush is arranged vertically movable by means of the rocker-like cantilever in the attachment, which vertical mobility is also in the course of normal Ar ⁇ beits sued advantage.
• the boom and hereby the brush are vertically raised to the retraction position via the mechanical coupling with the tilting joint and held in this position.
• the boom has a boom lever, wherein the boom lever is pivotable about the axis of rotation of the boom.
• the boom lever is in this case rotatably connected to the brush-carrying rocker-like boom, so that pivotal displacements of the boom lever are transmitted to the boom.
• the tilting joint has an articulated lever which can be pivoted about the articulation axis and is connected in a further rotationally fixed manner to the articulated section having the insertion end of the guide stalk.
• the coupling can be formed by a cable pull.
• a cable is preferably brush-side hinged to the Ausle ⁇ gerhebel and gelerik devis attached to the Gelerikhebel.
• a tilting displacement of the guide shaft into the parking position is transmitted to the boom via the articulated cable pull, for vertical lifting of the brush into the retracted position.
• the cable is in this case arranged and designed such that a tensile stress only occurs when the guide rod is displaced into the parking position; not in the usual working position of the guide stem.
• the free vertical mobility of the brush in the working position is maintained.
• the boom lever and / or the articulated lever is formed as a wheel or roller portion and the cable follows each of a portion of its length to the periphery of the edge or roller portion.
• the cable can be formed by a band, a rope or a plastic tendon.
• the cable wraps around the Walzen ⁇ section of the boom lever on top. Starting from there, the cable traverses the space between the arm pivot axis and the pivot joint axis and is connected to the underside of the wheel or roller section of the articulated lever.
• the arrangement of a deflection eg. In the form of roles between boom lever and articulated lever. In the working position of the tilting joint, the cable between the toggle lever and boom lever is not tensioned. When swiveling the guide stem into the parking position, the cable is tensioned, which pulls the brush over the boom in the retraction position.
• the coupling can also be formed directly by the boom lever and the toggle lever. These levers are in this case as a rigid rotatably connected to the boom or with the guide stem receiving Kippgelenk ⁇ part and are formed as substantially radially projecting ridges or the like.
• the boom lever is operated directly by the articulated lever designed as a driver, in the form of a dragging mechanism.
• the toggle lever In the working position, the toggle lever is far from the boom lever removed, that the desired free mobility, which is associated with a free movement of the boom gravity is ensured.
• the brush is driven by an electric motor arranged in the attachment.
• her embodiment of the invention also proves to be advantageous because the permanently driven brush is placed in the parked position of the device out of engagement with the care floor, according to which the soil is spared. The bristle wear of the brush is also reduced by this measure. By continuing in the raised position of the brush brush motor signal to the user that the device is still turned on.
• FIG. 1 shows a stalk-guided hand vacuum cleaner with a front attachment according to the invention in a perspective view
• Fig. 2 is a schematic longitudinal section through the attachment of a first
• Embodiment with a guide stem in working position Embodiment with a guide stem in working position
• FIG. 3 shows a representation corresponding to FIG. 2, but with the guide stem spent in a parking position and, as a result, in a retraction position of a vertically raised brush;
• FIG. 4 shows a representation corresponding to FIG. 2, but relating to a second embodiment
• FIG. 5 shows a representation corresponding to FIG. 3, but concerning the embodiment according to FIG. 4. Shown and described is first with reference to Figure 1, a vacuum cleaner 1 in the form of a stalk-guided hand vacuum cleaner with a housing 2, which includes a suction fan, not shown.
• the vacuum cleaner 1 can be moved by means of a guide handle 3 which can be fixed to the housing 2, on which guide handle 3 a handle 4 is provided in the region of the free end.
• the vacuum cleaner 1 is assigned a header 6 in the form of a suction attachment. The latter is connected both electrically and in terms of flow via the tilting joint connection 5 with the vacuum cleaner 1.
• a suction chamber 7 oriented transversely to the direction of travel r is provided on the front side, which faces downwards, ie. in the direction of the floor 8 to be cared for, it forms a suction mouth 9.
• the suction chamber 7 communicates via a non-illustrated Sauglei ⁇ device via the Kippgelenkharm 5 fluidly with the Saugge ⁇ blower of the vacuum cleaner housing 2 in combination.
• a brush 10 for brushing the bottom 8 is arranged in the suction space 7, whose brush rotation axis z is directed in the longitudinal extent of the suction space 7 and, accordingly, transversely to the usual travel direction r.
• the brush 10 is fixed to a rocker-like arm 11 at the end.
• the free end of the cantilever 11 facing away from the brush 10 can be tilted about a cantilever axis.
• This boom axis y extends parallel to the brush axis z.
• the physical cantilever axis is in this case formed by a drive shaft 12 of an electric motor 13 arranged in the attachment 6, which drive shaft 12 of a designed as a hollow body boom 11 a Riemen ⁇ drive 14 drives, which acts on an output shaft 14 of the brush 10.
• the brush 10 is arranged almost vertically movable in the attachment 6, according to this embodiment, the brush 10 essentiallyn ⁇ moderately adaptable to different intimidflor basicallyn. The brush is therefore kept in the suction chamber 7 with a vertical play.
• the tilting joint 16 or the tilting joint section 17 is pivotable about a tilting steering axis x, which joint axis x is aligned parallel to the boom axis y, wherein further this boom axis y is placed between the brush axis z and the joint axis x.
• the tilting joint 16 and the Kippgelenkabites 17 has a marked with the angle ⁇ pivoting range, which corresponds to the usual working position of the vacuum cleaner to the attachment 6.
• the vacuum cleaner 1 and the guide shaft 3 can be pivoted between a tilted by about 180 ° to the attachment 6 position to an angle including from about 100 ° to 110 ° to the attachment angle.
• the usual sucking work by back and forth Supply of the vacuum cleaner 1 are different angles between Staub ⁇ sucker 1 and attachment 6 in the range of the indicated angle ⁇ .
• the vacuum cleaner 1 or the guide shaft 3 is pivotable in a parking position, which is shown in the figure 3.
• This parking position is characterized by an orientation of the vacuum cleaner 1 and the guide shaft 3 to the attachment 6, in which between the vacuum cleaner 1 and the attachment 6 an acute angle of about 80 ° to 85 ° is included. Accordingly, the vacuum cleaner 1 or the guide shaft 3 by an angular amount ⁇ 1 of about 5 ° beyond the perpendicular out - from Pakistanschwenk ⁇ area from - pivoted.
• This parking position can be rest assured, which rest can only be lifted by the user in a will-emphasized manner.
• the brush in the parking position, the brush is raised vertically to a retraction position. This is achieved by a mechanical coupling of the movement of the guide stem 3 in the parking position with the vertical movement of the brush 10.
• Figures 2 and 3 show a first embodiment of such a mechanical coupling.
• the boom 11 has a boom lever 19, which is fixed about the rotational axis y of the boom 11 pivotable and nav ⁇ fixed to the boom 11.
• the boom lever 19 extends from the rotation axis y, starting opposite to the longitudinal orientation of the Ausle ⁇ gers 11; consequently points in the direction of the tilting joint 16.
• a Gelenk ⁇ lever 20 is rotatably disposed, which is formed as the cantilever lever 19 as a radial cantilever.
• the articulated lever 20 forms a driver.
• the radial extent dimensions of the boom lever 19 and the articulated lever 20 are selected so that their pivotal areas intersect around the axis of rotation y or the joint axis x.
• the articulated lever 20 In the usual working position of the vacuum cleaner 1 or of the guide shaft 3 within the working pivot angle oc shown in FIG. 2, the articulated lever 20 is always spaced so far from the arm 19 that the free vertical mobility of the brush 10 and of the arm 11 is ensured. In contrast, in the parking position shown in FIG. 3, the articulated lever 20 has raised the boom 11 and thus the brush 10 about the axis of rotation y by loading and dragging the boom lever 19, whereby this backward tension position of the brush 10 is likewise produced by the preferred latching parking position is rest assured.
• the lifting height of the brush 10 can be predetermined, for example, via the length ratios of the boom lever 19 and the articulated lever 20 and / or via the positioning of the axes x and y.
• FIGS. 4 and 5 An alternative solution of the mechanical coupling is shown in FIGS. 4 and 5.
• both the boom lever 19 and the articulated lever 20 are formed as roller sections, wherein further the boom lever side Walzen ⁇ section is formed in the illustrated embodiment by the electric motor 13.
• the coupling is formed by a cable 21, the brush side on the upper side of the boom lever 19 ausformenden electric motor 13 and the joint side of the lower side of the articulated lever 20 forming roller section is attached.
• the cable 21 follows in each case over a portion of its length the Circumference of the articulated lever-Walzenabsdhnitts or the circumference of the Elektromo ⁇ sector 13th
• the cable pull 21 can still circulate deflection rollers, which can be positioned between the boom lever 19 and the articulated lever 20 or electric motor 13 and tilting joint 16.

Landscapes

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

Applications Claiming Priority (2)

Publications (2)

Family

ID=35170193

Family Applications (1)

Country Status (7)

Cited By (1)

Families Citing this family (12)

Family Cites Families (13)

• 2004
  • 2004-07-13 DE DE102004033736A patent/DE102004033736A1/de not_active Withdrawn
• 2005
  • 2005-07-08 RU RU2007105220/12A patent/RU2007105220A/ru not_active Application Discontinuation
  • 2005-07-08 WO PCT/EP2005/053268 patent/WO2006005722A1/fr active Application Filing
  • 2005-07-08 CN CN2005800238199A patent/CN1984593B/zh not_active Expired - Fee Related
  • 2005-07-08 EP EP05776225A patent/EP1765133B1/fr not_active Not-in-force
  • 2005-07-08 JP JP2007520820A patent/JP2008506436A/ja active Pending
  • 2005-07-08 AT AT05776225T patent/ATE551937T1/de active

Non-Patent Citations (1)

Also Published As

Similar Documents

Legal Events