EP3721777B1 - Flächenbearbeitungsgerät - Google Patents

Flächenbearbeitungsgerät Download PDF

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Publication number
EP3721777B1
EP3721777B1 EP20173141.1A EP20173141A EP3721777B1 EP 3721777 B1 EP3721777 B1 EP 3721777B1 EP 20173141 A EP20173141 A EP 20173141A EP 3721777 B1 EP3721777 B1 EP 3721777B1
Authority
EP
European Patent Office
Prior art keywords
guide
base arrangement
suction machine
arcuate guide
carriage body
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
EP20173141.1A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3721777A1 (de
Inventor
Rudolf Franke
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.)
Hawig Maschinenfabrik GmbH
Original Assignee
Hawig Maschinenfabrik GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hawig Maschinenfabrik GmbH filed Critical Hawig Maschinenfabrik GmbH
Priority to PL20173141T priority Critical patent/PL3721777T3/pl
Publication of EP3721777A1 publication Critical patent/EP3721777A1/de
Application granted granted Critical
Publication of EP3721777B1 publication Critical patent/EP3721777B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25G—HANDLES FOR HAND IMPLEMENTS
    • B25G3/00—Attaching handles to the implements
    • B25G3/38—Hinged, pivoted, swivelling, or folding joints
    • 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
    • A47L11/29—Floor-scrubbing machines characterised by means for taking-up dirty liquid
    • A47L11/30—Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
    • A47L11/302—Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction having rotary 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
    • A47L11/4036—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
    • A47L11/4075—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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25G—HANDLES FOR HAND IMPLEMENTS
    • B25G1/00—Handle constructions
    • B25G1/06—Handle constructions reversible or adjustable for 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
    • A47L11/4036—Parts or details of the surface treating tools
    • A47L11/4044—Vacuuming or pick-up tools; Squeegees

Definitions

  • the invention relates to a scrubber-suction machine with a base arrangement which can be moved in a functional position on a surface to be processed, and with a guide part articulated on the base arrangement for manual control of the base arrangement.
  • a surface preparation device is in the field of floor cleaning and care devices generally by the DE 10 2009 028944 A1 known.
  • the known surface treatment device is a scrubber-suction machine which is intended for the wet cleaning of floor surfaces.
  • the scrubber-suction machine has a guide part with at least one handle.
  • the guide part is articulated to a base arrangement which, in a functional position of the scrubber-suction machine, can be moved on a floor surface to be processed.
  • the basic arrangement has at least one tool which can be rotated by means of a drive and a suction strip arrangement assigned to the tool.
  • the guide part can be gripped and moved by hand by an operator.
  • the object of the invention is to create a scrubber-suction machine of the type mentioned at the outset which enables improved manageability compared to the prior art.
  • a curved guide is provided on the base arrangement, on which a slide body connected to the guide part can be moved linearly, which is supported on the curved guide at least in the radial direction by means of at least two support points spaced from one another along the curved guide.
  • the support of the slide body by means of at least two support points spaced apart from one another along the curved guide enables an improved introduction of force and / or torque from the guide part into the base arrangement, at least in the radial direction.
  • radial support in particular a moment acting transversely to the radial direction, which can be brought about by an operator by means of hand forces on the guide part, can be introduced into the base arrangement, as it were as a pair of forces.
  • a setting force acting between the base arrangement and the surface to be machined can easily and can be precisely influenced, provided that such an influence is desired by the operator.
  • the solution according to the invention advantageously reduces an undesirable force and / or torque effect, which can otherwise be caused, for example, by pulling or pushing the guide part onto the base arrangements, for example in the form of a pitching moment.
  • the solution according to the invention can reduce an undesirable influence of forces acting on the guide part on the base arrangement.
  • the basic arrangement can advantageously have at least one drive, a tool that can be rotated by means of the drive, and / or a suction strip arrangement.
  • the guide part can advantageously be designed in the form of a handle, a handle bar, a shaft or the like.
  • the arch guide can advantageously form a section of the base arrangement so that, for example, further components of the base arrangement, in particular a tool or a drive, can be arranged directly on the arch guide.
  • the arch guide is advantageously provided protruding upward with respect to the vertical direction with respect to a base surface of the base arrangement which, in the functional position, is arranged at least in sections opposite the surface to be processed.
  • the arch guide can in particular have a rectangular, round or oval cross-section and be made from a flat or round material, for example.
  • the slide body can in particular be supported with sliding and / or roller bearings on the arch guide by means of the support points.
  • support points in the context of the invention includes a point, line and / or planar support.
  • arch guide means arch guidance in the direction of the main extension and to that extent in the direction of an arched, curved guide path formed by means of the arch guidance, on which the slide body is linearly movable.
  • direction "radial” relates to the arch shape or the radius of the arch guide. Further directions such as longitudinal, transverse or vertical direction relate to a coordinate system of the scrubber-suction machine, which in the functional position is arranged on a flat horizontal surface.
  • the arch guide is curved continuously and in the same direction. In this way, functional and simple movability of the slide body on the sheet guide is achieved.
  • the sheet guide is advantageously curved convexly in relation to a viewing direction oriented in the transverse direction. Accordingly, an apex of the arch guide can advantageously be arranged in an upper region of the arch guide.
  • the arch guide extends in the shape of a circular arc over an angle of at least largely 90 °.
  • the arc guide can preferably be extended in the shape of a circular arc over an angle of at least largely 120 °.
  • a further improved mobility of the guide part compared to the basic arrangement can be achieved with a moderate structural volume at the same time.
  • the arc guide can be extended in the shape of a circular arc over an angle of at least largely 180 °.
  • the guide part can advantageously be easily pivoted from one side of the base arrangement to an opposite side without the base arrangement having to be repositioned for this purpose.
  • the guide part can be folded down essentially flat on both sides and in this respect parallel to the surface to be machined.
  • the base assembly can be easily steered under an obstacle or the like, for example.
  • the arch guide extends over the base arrangement.
  • the curved guide can advantageously be connected at the front end to a front and a rear section of the base arrangement, so that the curved guide extends essentially over a longitudinal extension of the base arrangement.
  • the sheet guide is mounted on the base arrangement such that it can pivot about a pivot axis, which is at least largely in a guide plane of the sheet guide.
  • guide plane means an imaginary plane which is spanned by end points of the arch guide and a point on the arch guide arranged between these end points.
  • the pivot axis can advantageously be oriented coaxially or parallel to an axis connecting the end points of the curved guide. In this way, a further improved manual handling of the scrubber-suction machine is achieved.
  • an on-the-spot turning of the base arrangement can be brought about while the guide part is at the same time inclined with respect to the base arrangement, that is to say folded down from the vertical direction.
  • the arch guide together with the carriage body and the pivot axis, forms a kind of universal joint arrangement.
  • the base arrangement can be rotated on the spot on the surface to be machined, essentially independently of the angular position of the guide part relative to the base arrangement, by means of a torque acting on the guide part.
  • the pivot axis extends essentially parallel to a base area of the base arrangement.
  • the pivot axis can also be arranged directly above the base arrangement.
  • the base area of the base arrangement is to be understood as that area which, in the functional position, is arranged at least in sections opposite the area to be processed and, in this respect, is oriented essentially parallel to it. Due to the parallel extension of the pivot axis of this type, an upright rotation of the base arrangement can be achieved even in the case of a flat, in particular almost horizontal, angular position of the guide part with respect to the base arrangement. If the pivot axis is arranged directly above the base arrangement, i.e.
  • This embodiment of the invention makes it possible to further reduce an undesired influence of moments on the base arrangement caused by the guide part. In particular, an undesirable pitching moment can be reduced in this way.
  • the slide body has at least one support element supported in the radial direction on the curved guide, in particular in the form of a sliding or rolling element, which forms at least a first of the support points.
  • the support element can be supported in point, line and / or area form on the arch guide and to this extent form the first of the support points.
  • the sliding element can be designed in the form of a sliding shoe, a sliding block or the like.
  • the rolling element can be designed in the form of a spherical, roller, needle or barrel-shaped rolling element.
  • the curved guide can have a guide section designed to be complementary to the shape of the support element, for example in the form of a correspondingly complementary guide track, for interacting with a sliding or rolling element designed in this way.
  • a guide section designed to be complementary to the shape of the support element for example in the form of a correspondingly complementary guide track, for interacting with a sliding or rolling element designed in this way.
  • a low-friction run of the carriage body on the sheet guide is achieved. It is particularly advantageous if several support elements are arranged along the sheet guide.
  • the slide body has at least one counter-support element supported on the arch guide in the radial direction in opposite directions to the support element, in particular in the form of a counter-slide or counter-rolling element which forms at least a second of the support points.
  • the slide body can be supported on both sides in the radial direction, or in other words: radially inward and radially outward, by means of the support element and the counter-support element on the curved guide. In this way, a couple of forces can be introduced into the arc guide, with low-friction running of the carriage body being achieved at the same time.
  • the counter support element can be point, line and / or flat be supported on the arch guide and in this respect form the second of the support points.
  • the counter-sliding element can in particular be designed in the form of a sliding shoe, a sliding block or the like.
  • the counter-rolling element can in particular be designed in the form of a spherical, roller, needle or barrel-shaped rolling element.
  • the curved guide can have a counter-guide section designed to be complementary to the shape of the counter-support element, for example in the form of a correspondingly complementary counter-guide track, for cooperation with a counter-sliding or counter-rolling element designed in this way. In this way, a particularly low-friction run of the slide body on the sheet guide is achieved. It is particularly advantageous if several counter-support elements are arranged one behind the other along the sheet guide.
  • the slide body is supported on the arch guide in the lateral direction in such a way that a torque acting about a longitudinal axis of the guide part can be transmitted via the slide body to the arch guide and thus to the base arrangement.
  • “In the lateral direction” means essentially transversely to the arch guide and to that extent oriented essentially perpendicular to the radial direction of the arch guide.
  • the slide body can advantageously be supported in this way in the lateral direction by means of at least one sliding or rolling element.
  • the curved guide has a round cross section and the slide body engages around the cross section, in particular by means of at least one bearing sleeve, at least in sections.
  • the arch guide is preferably made from a round material and can, for example, have a tubular hollow or a cylindrical full cross-section.
  • the slide body engages around the cross section of the arch guide in the manner of a sleeve.
  • the slide body can have at least one bearing sleeve.
  • the bearing sleeve can extend longitudinally over essentially the entire length of the slide body, so that a bearing on the cross-section of the bow guide is achieved over the entire surface along the curved guide.
  • bearing sleeves can be provided and arranged on opposite end faces of the slide body.
  • the bearing sleeve can be designed as a sliding sleeve, for example.
  • the at least one bearing sleeve can be designed as such a linear ball bearing, which is known in principle, in the form of a ball sleeve, which can also be referred to as a shaft guide, so that the slide body is guided by roller bearings on the round cross section of the arched guide.
  • the scrubbing-suction machines 1, 1a and 1b according to the invention are each provided for cleaning floor surfaces.
  • scrubbing-suction machines 1, 1a and 1b have an essentially identical design with regard to the structural and functional features.
  • Components and sections that are identical in the scrubber-suction machines 1 to 1b are provided with identical reference numerals. To avoid repetition, such identical components and sections are not explained separately in each of the embodiments.
  • Components and sections with the same function, but which are different in their structural design, are denoted by the same reference numerals with the addition of lowercase letters.
  • the scrubber-suction machine 1 has a base arrangement 2 and a guide part 3 articulated to the base arrangement 2.
  • the basic arrangement 2 is based on Fig. 1 apparent functional position can be moved on a surface 4 to be processed.
  • the base arrangement 2 has a surface treatment tool 6 in the form of a floor scrubbing roller, which can be driven by means of a drive 5.
  • the drive 5 is connected to the surface machining tool 6 via a force transmission element 7 in the form of a belt drive.
  • the drive 5 is fixed to the base arrangement 2 in a manner which is not described in greater detail but is known as such.
  • the surface machining tool 6 is connected to the base arrangement 2 by means of an elongated connecting element 8.
  • the base arrangement 2 also has a suction strip arrangement 9 assigned to the surface machining tool 6.
  • the squeegee arrangement 9 can be provided for suctioning off a dirty water liquor that occurs during the wet cleaning of the floor surface 4.
  • the base arrangement 2 has an end wheel 10 supported in the functional position on the surface 4 to be machined.
  • the basic arrangement can alternatively or additionally be equipped with further parts or components adapted to the respective processing purpose instead of the aforementioned parts and components.
  • the base arrangement 2 can have a plate-shaped surface machining tool, which can be adjusted on its end face against the surface 4 to be machined, instead of the roller-shaped surface machining tool 6 positioned on its circumference against the surface 4 to be machined.
  • the guide part 3 is designed in the form of an elongated shaft and is provided for manual control of the base arrangement 2.
  • the guide part 3 has at least its end region facing away from the base arrangement 2, which is not shown in more detail a handle for manual guidance of the scrubber-suction machine 1 by an operator.
  • the basic arrangement 2 can be moved and positioned on the surface 4 to be processed by a corresponding force and / or torque action by the operator via the guide part 3.
  • an arch guide 11 is provided on the base assembly 2.
  • a slide body 12 connected to the guide part 3 can be moved linearly along a schematically indicated guide direction 13 of the sheet guide 11.
  • the carriage body 12 is supported on the arched guide 11 at least in the radial direction R by means of at least two support points P1, P2 spaced from one another along the arched guide 11.
  • the guide part 3 is curved in the manner shown in FIG Fig.
  • the arch guide 11 is curved continuously and in the same direction and to that extent extends in the shape of a circular arc over an angle of at least largely 180 °. Regardless of this, sufficient angular mobility of the guide part 3 with respect to the base arrangement 2 can also be achieved if the curved guide 11 extends over an angle of at least largely 120 ° or at least largely 90 °.
  • the sheet guide 11 is fixed at its respective end regions arranged at the front end 15 of the base arrangement 2 or on a rear region 16 of the base arrangement 2. To this extent, the arch guide 11 extends over the base arrangement 2, in particular over its length.
  • an apex 17 of the arch guide 11 is arranged essentially in relation to a longitudinal direction L centrally between the front area 15 and the rear area 16 of the base arrangement 2.
  • the scrubber-suction machine 1a can be seen that, in terms of its structural design and functional configuration, essentially corresponds to the scrubber-suction machine 1 according to FIG Fig. 1 matches. To avoid repetition In the following, only the differences between the scrubber-suction machine 1a and the scrubber-suction machine 1 will be discussed.
  • the scrubbing-suction machine 1a differs essentially in that the sheet guide 11a is mounted on the base arrangement 2a such that it can pivot about a pivot axis 18.
  • the pivot wax 18 lies at least largely in a guide plane F of the arch guide 11a, which is spanned by three points arranged along the arch guide 11a, for example front and rear end points and the apex 17.
  • the arch guide 11a is pivotably connected to the other components of the base arrangement 2a via a front articulation joint 19a and a rear articulation joint 19b.
  • the arched guide 11a can pivot, which is oriented transversely to the linearly movable displaceability of the carriage body 12 along the arched guide 11a.
  • the curved guide 11a together with the slide body 12 and the pivot axis 18 or the front and rear articulated joints 19a and 19b, form a type of universal joint arrangement.
  • This type of joint arrangement enables the base arrangement 2a to be rotated on the spot by means of a torque D produced on the guide part 3, essentially independently of the respective angular position of the guide part 3 Fig. 2 Applied to the guide part 3 in the indicated direction of rotation, there is a planar rotation of the base arrangement 2a about a vertical axis H in accordance with a reference Fig. 2 apparent direction of rotation U.
  • Such kinematics of the scrubber-suction machine 1a is based on the Figures 2a and 2b clarified in more detail.
  • the base arrangement 2a In the first position shown, the base arrangement 2a is arranged essentially centered above an imaginary point P of the surface 4 to be processed.
  • the pivot axis 18 is horizontal to the surface to be processed 4 and - in relation to the plane of the drawing Figures 2a and b - aligned vertically.
  • the arch guide 11a is opposite the imaginary vertical axis H ( Fig. 2 ) is pivoted to the right in relation to the plane of the drawing and thus assumes an angular position of approximately 45 ° with respect to the surface 4 to be machined.
  • the slide body 12 is positioned in the region of the rear articulation joint 19b on the arched guide 11a, the guide part being inclined upward relative to the surface 4 to be machined and - in relation to the plane of the drawing Figures 2a and b - protrudes to the bottom right.
  • the introduction of a torque D 'acting about the longitudinal axis of the guide part 3 results in a counterclockwise rotation of the base arrangement 2a or counterclockwise Fig. 2 apparent direction of rotation U.
  • the guide part 3 remains in an essentially unchanged position with respect to the surface 4 and rotates by approximately 90 ° about its longitudinal axis.
  • the torque D Due to the essentially unchanged position of the guide part 3 and the above-described rotation of the base arrangement 2a, the torque D 'causes a relative movement between the guide part 3 and the slide body 12 arranged on the guide part 3 opposite the base arrangement 2a and the curved guide 11a. During this relative movement, the slide body 12 moves along the curved guide 11a.
  • the curved guide 11a is tilted about the pivot axis 18 by approximately 90 ° with respect to the base arrangement. It goes without saying that the base arrangement 2 can also be rotated on the spot by more than that on the basis of FIG Figures 2a and b visible 90 ° possible.
  • the pivot axis 18 extends essentially parallel to the surface 4 to be machined. It is of course also possible to arrange the pivot axis 18 at an angle with respect to the surface 4 to be machined.
  • the based Fig. 3 apparent scrubbing-suction machine 1b differs from the scrubbing-suction machines 1 and 1a according to the Fig. 1 or FIG. 2 essentially to the effect that the guide part 3b is connected to the slide body 12 by means of a joint element 20.
  • the joint element 20 has a joint axis 21.
  • the hinge axis 21 is oriented essentially parallel to the guide plane F of the curved guide 11, in which the slide body 12 can be moved linearly.
  • the joint element 20 is designed in the form of an articulated joint, so that the guide part 3b in relation to the plane of the drawing Fig. 3 can be pivoted out of or into this.
  • the arched guide 11, together with the slide body 12 and the joint element 20, forms, as it were, a kind of universal joint arrangement.
  • this joint arrangement essentially has a corresponding kinematic functionality.
  • the base arrangement 2 of the scrubber-suction machine 1b is rotatable on the spot in the same way as the base arrangement 2a of the scrubber-suction machine 1a.
  • a first embodiment of this support is based on Figures 4a and 4b evident.
  • the slide body 12a is only indicated there by dashed lines.
  • the slide body 12a has a support element 22a supported in the radial direction R on the curved guide 11a.
  • the support element 22a is designed in the form of a rolling element 23.
  • the rolling element 23 has a barrel shape and is supported in the radial direction R against a guide track 24 of the curved guide 11a which is on the inside with respect to the radial direction R.
  • the support element 22a forms the support point P1 of the carriage body 12a.
  • a spherical, conical, needle-shaped or similar configuration can of course also be provided.
  • the slide body 12a has a counter-support element 25a supported on the arched guide 11a in the opposite direction to the support element 22a in the radial direction R.
  • the counter-support element 25a is configured as a rolling element 23, corresponding to the support element 22a, and is supported on a guide surface 26 of the arched guide 11a which is on the outside in relation to the radial direction R.
  • the counter-support element 25a forms a second of the support points P1, P2, namely the support point P2.
  • the slide body 12a in order to achieve play-free and essentially direction-independent support of the slide body 12a, it has further rolling elements 23, which are each supported along the radial direction R on areas of the curved guide 11a facing away from the support element 22a or the counter-support element 25a. To this extent, these two rolling elements 23 form a further support element 27a or a further counter-support element 28a.
  • the slide body 12a is supported on the arch guide 11a in the lateral direction L, ie transversely to a main extension of the arch guide 11a, that a torque D ( Fig. 2 ) can be transferred via the slide body 12a to the arch guide 11a and thus to the base arrangement 2, 2a.
  • the slide body 12a has a plurality of guide elements 29a arranged one behind the other along the curved guide 11a.
  • the guide elements 29a are supported on opposite outer surfaces of the arch guide 11a along the lateral direction L and are each designed in the form of a barrel-shaped rolling element.
  • a further structural embodiment of the linearly movable displaceability of the carriage body 12 on the arch guide 11 is based on the Figures 5a and 5b evident.
  • the configuration shown there differs from that based on Figures 4a and 4b apparent configuration essentially to the effect that the support elements 22b, 27b and the counter-support elements 25b, 28b are designed in the form of sliding elements 30.
  • the guide elements 29b for the lateral support of the slide body 12b on the arched guide 11b are also designed in the form of sliding elements.
  • FIG. 6a and 6b A further structural embodiment of the linearly movable displaceability of the carriage body 12 on the arch guide 11 is based on the Figures 6a and 6b evident.
  • the configuration shown there differs from the embodiments according to FIG Figures 4a and 4b respectively.
  • Figures 5a and 5b essentially to the effect that a curved guide 11c is provided which has a round cross section.
  • the arch guide 11c is made of a round material made with a full cross-section.
  • the curved guide 11c is encompassed in the circumferential direction by a slide body 12c.
  • the lower section of the slide body 12c can be understood as a support element 22c.
  • An upper section 25c of the slide body 12c can accordingly be understood as a counter-support element 25c supported on the arched guide 11c in the radial direction in opposite directions to the support element 22c.
  • the slide body 12c has a bearing sleeve 31.
  • the bearing sleeve 31 completely surrounds the circular cylindrical cross section of the arch guide 11c in the circumferential direction. Instead of such a complete wrap-around, for example, only a section-wise wrap-around can be provided.
  • the latter is the case, for example, when the bearing sleeve 31 is slotted or divided into sub-elements, which is based on the Figure 6b should be illustrated by means of the partial plane S schematically drawn in there.
  • the bearing sleeve 31 extends continuously along the curved guide 11c and essentially over the entire length of the slide body 12c.
  • two bearing sleeves that are significantly shortened in comparison to the bearing sleeve 31 to be provided, the bearing sleeves being arranged opposite one another on the front ends of the slide body 12c.
  • the bearing sleeve 31 is provided as a separate machine element connected to the other components of the slide body 12c.
  • the bearing sleeve 31 can be formed in one piece with the slide body 12c.
  • the slide body 12c can be moved along the curved guide 11c by means of the bearing sleeve 31 with sliding bearings.
  • the bearing sleeve 31 is designed as a sliding sleeve.
  • the bearing sleeve 31 can also be designed as a linear ball bearing known in principle, so that the slide body 12c can be moved on the curved guide 11c with roller bearings.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bearings For Parts Moving Linearly (AREA)
  • Cleaning In General (AREA)
  • Treatment Of Fiber Materials (AREA)
EP20173141.1A 2017-07-26 2018-07-02 Flächenbearbeitungsgerät Active EP3721777B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL20173141T PL3721777T3 (pl) 2017-07-26 2018-07-02 Urządzenie do obróbki powierzchni

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017212873.9A DE102017212873A1 (de) 2017-07-26 2017-07-26 Flächenbearbeitungsgerät
EP18181281.9A EP3449795B1 (de) 2017-07-26 2018-07-02 Flächenbearbeitungsgerät

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP18181281.9A Division EP3449795B1 (de) 2017-07-26 2018-07-02 Flächenbearbeitungsgerät

Publications (2)

Publication Number Publication Date
EP3721777A1 EP3721777A1 (de) 2020-10-14
EP3721777B1 true EP3721777B1 (de) 2021-11-03

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EP20173141.1A Active EP3721777B1 (de) 2017-07-26 2018-07-02 Flächenbearbeitungsgerät
EP18181281.9A Active EP3449795B1 (de) 2017-07-26 2018-07-02 Flächenbearbeitungsgerät

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EP18181281.9A Active EP3449795B1 (de) 2017-07-26 2018-07-02 Flächenbearbeitungsgerät

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US (1) US10780570B2 (da)
EP (2) EP3721777B1 (da)
DE (1) DE102017212873A1 (da)
DK (2) DK3721777T3 (da)
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US11771292B1 (en) 2020-09-10 2023-10-03 Karma 360, Inc. Floor scrubber apparatus with releasably locking handle

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DE64748C (de) * 1891-12-04 1892-10-11 F. GlESSMANN in Striesen bei Dresden, Str. F Vorrichtung zum abwischen und scheuern von wänden, decken u dergl
FR503193A (fr) * 1920-06-17 1920-06-04 Maurice Ruolle Nettoyeur mécanique permettant de nettoyer toute surface horizontale, verticale ou autre
US1477685A (en) * 1921-05-12 1923-12-18 Edward C Bostwick Brush clamp
US2641513A (en) * 1948-09-30 1953-06-09 Paul A Fryda Brush handle connection
GB851107A (en) * 1958-07-21 1960-10-12 Bissell Ag Sectional implement handle
US3850533A (en) * 1972-07-06 1974-11-26 Minnesota Mining & Mfg Positional universal joint
US4542556A (en) * 1984-02-06 1985-09-24 Hightec Manufacturing Corporation Carpet vacuum, cleaning, and dyeing apparatus
CA2087929C (en) * 1993-01-22 1996-05-07 Heiner Ophardt Free standing mop
US5440828A (en) * 1993-09-29 1995-08-15 Simpson; Robert C. Manual snow removal tool
DE102009028944A1 (de) * 2009-08-27 2011-03-03 Rudolf Franke Handgeführtes Bodenbearbeitungsgerät
DE202013012528U1 (de) * 2013-08-02 2017-04-20 I-Mop Gmbh Handgeführtes Bodenbearbeitungsgerät

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EP3721777A1 (de) 2020-10-14
ES2808556T3 (es) 2021-03-01
HUE050471T2 (hu) 2020-12-28
PL3449795T3 (pl) 2021-02-08
EP3449795B1 (de) 2020-05-13
PL3721777T3 (pl) 2022-03-14
DE102017212873A1 (de) 2019-01-31
DK3721777T3 (da) 2022-01-10
HUE057270T2 (hu) 2022-04-28
ES2905374T3 (es) 2022-04-08
US20190030704A1 (en) 2019-01-31
DK3449795T3 (da) 2020-08-17
US10780570B2 (en) 2020-09-22
EP3449795A1 (de) 2019-03-06

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