EP3749165A1 - Handgeführtes flächen-reinigungsgerät mit schruppwalzeneinheit - Google Patents
Handgeführtes flächen-reinigungsgerät mit schruppwalzeneinheitInfo
- Publication number
- EP3749165A1 EP3749165A1 EP19703028.1A EP19703028A EP3749165A1 EP 3749165 A1 EP3749165 A1 EP 3749165A1 EP 19703028 A EP19703028 A EP 19703028A EP 3749165 A1 EP3749165 A1 EP 3749165A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- cleaning device
- surface cleaning
- roughing
- cleaned
- unit
- 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.)
- Withdrawn
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 244
- 238000005201 scrubbing Methods 0.000 title abstract 3
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 239000012530 fluid Substances 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 230000001154 acute effect Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 5
- 210000004884 grey matter Anatomy 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000002023 wood Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 16
- 230000000694 effects Effects 0.000 description 15
- 230000002349 favourable effect Effects 0.000 description 12
- 239000000463 material Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 239000013505 freshwater Substances 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 235000014466 Douglas bleu Nutrition 0.000 description 1
- 240000001416 Pseudotsuga menziesii Species 0.000 description 1
- 235000005386 Pseudotsuga menziesii var menziesii Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011086 high cleaning Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/02—Floor surfacing or polishing machines
- A47L11/04—Floor surfacing or polishing machines hand-driven
- A47L11/08—Floor surfacing or polishing machines hand-driven with rotating tools
- A47L11/085—Floor surfacing or polishing machines hand-driven with rotating tools with supply of cleaning agents
-
- 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
- A47L11/408—Means for supplying cleaning or surface treating agents
- A47L11/4088—Supply pumps; Spraying devices; Supply conduits
Definitions
- WO 2016/008763 A2 discloses a hand-held cleaning and care appliance with a motor housing which accommodates at least one electric motor and a transmission and at least one drive shaft driven by the electric motor which acts on at least one transmission with a transmission output shaft.
- a roller mold of a roller brush is provided, which has a rotationally symmetrical cylinder which has a cylinder surface, wherein on the cylinder surface at least a first plurality of first bristle bundles with first bristles and a second plurality of second bristle bundles with second bristles are arranged. The first bristle bundles are different from the second bristle bundles.
- US 2012/0189372 A1 discloses a portable washing machine with a spray nozzle
- US 2009/0265876 A1 discloses a floor cleaning appliance with a rotatable brush.
- WO 2016/0087632 A2 discloses a roller brush.
- the invention has for its object to provide a hand-held surface cleaning device of the type mentioned, with the effective cleaning of surfaces can perform especially with rough surfaces.
- Cleaning head is arranged, is provided, a motor device for rotatably driving the at least one roughing roller unit is provided, and a nozzle device is provided, which is arranged on the cleaning head and is formed so that a surface to be cleaned with cleaning fluid from the nozzle device can be acted upon.
- the nozzle device has at least one nozzle which generates a flat jet of cleaning liquid, wherein in particular the flat jet is in a region in front of the at least one
- the nozzle device is arranged at least partially on a front side of the cleaning head, wherein a rear side of the cleaning head facing away from the front side faces an operator when the surface cleaning device is operating properly. This results in an effective roughing cleaning effect on a surface to be cleaned with ease of use for an operator.
- the nozzle device is arranged at least partially on one side of the cleaning head, which is one side is turned away, on which a protective hood for the at least one
- a roughing roll unit with a roughing roll usually has
- the surface cleaning device can be stored standing or lying without a bristle deformation on the
- the acute angle is in particular in a forward direction for proper operation of the surface cleaning device away from the longitudinal axis of the holding rod device. It can be achieved in such a way that dirt particles can be rinsed away from the at least one roughing roll unit.
- the acute angle is at least 15 ° and, for example, at about 30 ° to the longitudinal axis.
- an application device for the surface to be cleaned with cleaning fluid comprises at least one hose connection for cleaning fluid and at least one fluid line which fluidly connects the at least one hose connection with the nozzle device.
- the nozzle device is part of this loading device.
- a cleaning fluid can be coupled in via the hose connection and a high throughput of cleaning fluid can be achieved. The cleaning fluid then does not have to be carried along with the surface cleaning device. It can be one for the
- the at least one hose connection can be arranged on the cleaning head, or on a handle, or on a holding rod device.
- the arrangement of the handle results in ease of use.
- a loading device for the surface to be cleaned with cleaning liquid is designed so that a throughput of
- an application device for the surface to be cleaned with cleaning liquid comprises an adjustment device, by means of which a throughput of a cleaning liquid can be set. This allows an operator to adjust the amount of cleaning fluid optimized for the particular cleaning application. In particular, this is also adjustable so that no rotates remplikeitsbeetzschlagung occurs.
- the adjusting device is arranged on a hose connection. This results in a structurally simple construction of the surface cleaning device with easy operation.
- a holding rod device is provided on which at least one handle is seated.
- the Haltestab shark can include one or more support rods. This results in a structurally simple weight-saving design of the surface cleaning device.
- the holding rod device comprises at least one chamber, in which at least one liquid line and / or at least one electrical line is guided to the cleaning head. This results in an optimized routing at the Garstab issued.
- the at least one roughing roller unit drives in its rotational movement at a speed in the range between 500 rpm and 1000 rpm is, in particular, an axis of rotation of the at least one roughing roll unit, when it is placed on a flat surface to be cleaned, is oriented parallel to the surface to be cleaned.
- the speed is about 700 rpm to about 800 rpm.
- Roughing roll unit depends) to be able to perform.
- exactly one roughing roll unit is provided with a single axis of rotation, wherein the
- Roughing roll unit has a one-piece or multi-piece roughing roll. It can thereby minimize the number of components. But it is also possible in principle that, for example, a plurality of parallel arranged roughing roll units are provided.
- the surface cleaning device during proper operation of the surface cleaning device, it is supported on the surface to be cleaned solely by way of the at least one roughing roller unit (and in particular via exactly one roughing roller unit).
- the corresponding surface cleaning device can be formed thereby with a minimized number of components, in particular weight minimized.
- the cleaning head has a first lateral side and an opposite second lateral side, wherein the
- At least one roughing roll unit extends between the first lateral side and the second lateral side, and a first end side of the at least one roughing roll unit is aligned with the first lateral side, or protrudes beyond the first lateral side, or at most is set back by 1 cm from the first lateral side , and a second end of the
- a speed reducer can operate at least one roughing unit at a lower speed than it provides the engine device.
- About the torque diverter can achieve a space-saving arrangement of motor device on the cleaning head. A transverse orientation of an axis of rotation of a shaft of the motor device and the axis of rotation of the at least one roughing roller unit can be realized.
- the at least one roughing roll unit has a roughing roll, which is formed in two parts with a first part and a second part, wherein the first part and the second part are positioned on a shaft device, to which a torque transfer device is torque-effectively coupled ,
- the first part and the second part of the roughing roller are rotated synchronously with the same axis of rotation and the same direction of rotation.
- the first part of the roughing roll can be regarded as a separate first roughing roll and the second part of the roughing roll can also be used as a second roughing roll. be seen.
- a roughing roll having a first part and a second part is then equivalent to a first roughing roll and a second roughing roll, which form the corresponding roughing roll unit.
- the result is a compact construction of the surface cleaning device, when the cleaning head has a housing which is at least approximately T-shaped in plan view.
- the housing is at least one
- the at least one roughing roll unit has at least one roughing roll, which is provided with a bristle facing.
- a bristle length of bristles of the bristle trim is not too large.
- this bristle length is at most 60 mm and preferably at most 50 mm and particularly preferably at most 40 mm and particularly preferably at most 30 mm.
- the bristle length is in this case based on a carrier of the corresponding roughing roller to which bristles are fixed, the length then being that length with which the bristles in the unloaded state protrude transversely to the carrier over this carrier.
- a bristle length is at least 15 mm.
- Figure 1 is an isometric view of an embodiment of a hand-held surface cleaning device according to the invention
- FIG. 2 shows another isometric view of the surface cleaning device according to FIG. 1;
- Figure 4 is a sectional view taken along line 4-4 of Figure 3;
- Figure 5 is a partial sectional view of a cleaning head of the surface cleaning device according to Figure 1;
- FIG. 6 shows a partial representation of a handle region of the surface cleaning device according to FIG. 1;
- Figure 7 is a sectional view taken along the line 7-7 of Figure 3.
- FIG. 1 (Cleaning machine), which shown in Figures 1 to 7 and 10 is designated comprises a cleaning head 12, on which a Garstab- device 14 is seated.
- Rotary axis 18 rotatably mounted.
- the holding rod device 14 extends in a longitudinal axis 22 which is oriented transversely and in particular perpendicular to the axis of rotation 18.
- the holding bar device 14 comprises a single holding bar 24, which is firmly connected to the cleaning head 12.
- the holding rod device 14 may be designed to be variable in length or length-fixed with respect to a length in the longitudinal axis 22.
- the support bar 24 is formed for example as a profile bar ( Figure 7).
- first chamber 26 has an opening 28.
- the opening 28 (see Figure 2) is positioned on a rear side 30 of the support rod 24.
- the support bar 24 has a rear side 30 opposite the front 32. At this front of the support bar 24 is closed.
- the surface cleaning apparatus 10 With proper operation of the surface cleaning apparatus 10 when it is placed on the surface 20 to be cleaned via the roughing roller unit 16, and an operator 34 (see Figure 8) the surface cleaning device 10 at the Holding back device 14 leads, then the back 30 to the operator 34, and the front 32 is facing away from the operator 34 (see Figure 8).
- the first chamber 26 accommodates a liquid line 36 (for cleaning fluid) and an electrical line 38.
- the fluid line 36 is covered by a wall region 40a which delimits the first chamber 26 on the rear side 30 and delimits the opening 28.
- the support bar 24 further includes a second chamber 42 bounded by the front 32 and an intermediate wall 44 to the first chamber 26.
- an actuating switch 52 is arranged on the first handle 46 associated with the grip region 48, via which the operator 34 can actuate a rotation of the roughing roll unit 16.
- the first handle 46 has a fixing region 54, by means of which it is fixed to the holding rod device 14.
- a web 56 connects this fixation region 54 with the grip region 48, thereby defining the penetration region 50 between the grip region 48, the fixation region 54 and the web 56.
- a second handle 58 is provided, which is designed as a bow handle with a closed bracket 60.
- the second handle 58 has a handle portion 62, on which an operator can hold the second handle 58 with the other hand (relative to the holding hand for the first handle 46).
- a longitudinal direction of the grip region 62 extends transversely and in particular perpendicular to the longitudinal axis 22 and thereby transversely and in particular perpendicular to the corresponding extension direction of the grip region 48 of the first handle 46. If an operator holds the grip region 42 with the corresponding hand, then this holding hand oriented transversely to the holding hand, which holds the first handle 46 on the handle portion 48.
- a hose connection 66 is arranged on the handle unit 64.
- the hose connection 66 is coupled fluid-effectively to the fluid line 36 so that cleaning fluid and, in particular, water can be introduced via the hose connection 66, through the fluid line 36 to the fluid line 36
- Cleaning head 12 is feasible, and from there the surface to be cleaned 20 can be acted upon with cleaning liquid.
- the hose connection 66 comprises a coupling such as a plug-in coupling, a threaded coupling, or a bayonet coupling.
- a plug-in coupling 68 is arranged on the hose connection 66.
- the hose connection 66 is associated with an adjusting device 70, via which a flow rate of cleaning fluid through the liquid line 36 to the cleaning head 12 is adjustable.
- a hose connection it is possible for a hose connection to be arranged on the cleaning head 12. This is indicated in Figure 2 by the reference numeral 74. In principle, it is also possible for a hose connection to be positioned on the holding rod device 14 between the cleaning head 12 and the handle unit 64.
- a power cable 78 is disposed on the first handle 56, which continues in the electrical line 38 to the support rod 24.
- the power cable 78 emerges from the first handle 46, in particular in the region of the web 56. On the power cable 78 sits a power plug 80.
- the power cord 78 is held on the holder 76 or another holder.
- the surface cleaning device 10 For the operation of the surface cleaning device 10, it is supported on the surface 20 to be cleaned via the roughing roller unit 16 and a standing operator can hold the surface cleaning device 10 on the handle unit 64.
- the dimensions of the surface cleaner 10 are such that the operator 34 can conveniently guide the surface cleaner 10 with an angled support arm, the holding hand of this support arm engaging the first handle 46.
- a length of the area cleaning device lies in the longitudinal axis 22 between the roughing roller unit 16 and the first handle 46 in a range between 60 cm and 130 cm.
- the shaft device 84 comprises a first stub shaft 86a and a second stub shaft 86b (FIG. 3).
- the shaft device 84 has a central element 88, on which the first stub axle 86a and the second stub shaft 86b each sit in a rotationally fixed manner.
- the middle element 88 is rotatably mounted on the main body 82 about the axis of rotation 18.
- the first stub shaft 86a extends away from the middle element 88 in the plan view according to FIG. 3 to the left; the second stub axle 86b extends in the plan view according to FIG. 3 away from the middle element 88 to the right.
- the roughing roll 90 with its first part 92 and the second part 94 can also be regarded as two roughing rolls 92, 94.
- the cleaning head 12 has a first lateral side 96 and an opposite second lateral side 98.
- the roughing roller 90 has a first end side 100 and an opposite second end side 102.
- the first end side 100 is an end face of the first part 92.
- the second end face 102 is an end face of the second part 94.
- the roughing roll unit 16 with the roughing roll 90 extends from the first lateral side 96 to the second lateral side 98. It is provided in particular that the first end face is aligned with the first lateral side 96 and the second end face 102 is in alignment with the second lateral side 98.
- the roughing roller unit 16 is (slightly) recessed with respect to the lateral sides, and in particular, the first end side is reset by an amount of, for example, at most 1 cm to the first lateral side 96 and the second end side 102 by a distance of at most 1 cm with respect to the second lateral side 98 is reset.
- a thermal overload protection or a mechanical overload protection such as a slip clutch.
- an electronic overload protection can be provided, in which a current measurement is carried out and a shutdown circuit is present, with a detected overcurrent in a corresponding activation in Abschalt Vietnamese with deactivation of the motor device 106 takes place.
- the motor device 106 with its motor shaft 108 is at a distance from the roughing roller unit 16.
- a torque transmission device 112 is provided for torque transmission from the motor device 106 (from the motor shaft 108) to the roughing roller unit 16.
- the torque transmission device 112 is used for the torque deflection in order to enable a torque-effective coupling between the motor shaft 108 with rotation axis 110 and the shaft device 84 with rotation axis 18 (which is oriented transversely to the rotation axis 110).
- the torque transmission device 112 has a speed reducer; Usually, a rotational speed of the motor shaft 108 about the rotation axis 110 is greater than the speed of the roughing roller unit 16 required for an effective cleaning process about the axis of rotation 18.
- a rotational speed of the roughing roller unit 16 about the rotational axis 18 is in a range between 500 revolutions per minute and 1000 revolutions per minute and in particular at approximately 700 or 800 revolutions per minute.
- the torque transmitting device 112 includes a worm gear 114.
- the worm gear 114 is torque-coupled to the motor shaft 108 and to the center member 88 of the shaft assembly 84.
- the worm gear 104 effects a speed reduction, a torque deflection, in order to enable a rotation of the roughing roller unit 116 about the rotation axis 18, and can be realized with a compact construction. Furthermore, there is a relatively low noise detection.
- the cleaning head 12 has a front 116 and a rear 118 (see Figure 1).
- the rear side 118 faces the operator 34 when the surface cleaning device 10 is operating properly (FIG. 8).
- a protective hood 120 (FIGS. 1, 2) which covers the roughing roller unit 16 towards the operator 34 and prevents spraying of fluid etc. backwards.
- a cover element 122 is arranged, which also partially covers the roughing roller unit 16.
- the cover member 122 has a splash guard function.
- the cover element 122 is arranged and designed such that the surface cleaning device 10 can be supported in a storage position on a bearing surface via the cover element 122, without the roughing roller unit 16 contacting the corresponding support. As a result, the bristle stocking 104 is spared. He experiences no support forces, which are taken up alone on the cover 122.
- the cleaning head 12 has a housing 124, within which the motor device 106 and at least part of the torque transmission device 112 are arranged.
- the housing has a T-shape in plan view (see Figures 3 or 4). It is wider in the area of the roughing roller unit 16 than in an area where the holding bar device 14 is connected to the main body 82.
- a channel 126 is disposed in the housing 124.
- the surface cleaning device 10 has a loading device, designated as a whole by 128, for the surface 20 to be cleaned with cleaning liquid, the cleaning liquid being in particular fresh water.
- the hose connection 66 and the liquid line 36 are part of this loading device 128.
- the loading device 128 further comprises a nozzle device 130, which is arranged on the cleaning head 12. Cleaning liquid can be sprayed onto the surface 20 to be cleaned via the nozzle device 130, wherein the cleaning liquid is coupled in at the hose connection 66 and flows via the liquid line 36 to the nozzle device 130.
- the nozzle device 130 comprises one or more nozzles.
- the nozzle device comprises two nozzles 132a, 132b.
- the operator 34 is behind the holding rod device 14, so that the rear side 30 facing the operator 34.
- the operator slides the surface cleaner, which is supported on the surface 20 to be cleaned via the roughing roller unit 16, in a forward direction 134.
- the operator 34 causes a forward stroke in the forward direction 134 on the roughing roller unit 16.
- a movement direction 142 of the operator 34 during a machining operation is parallel to the forward direction 134 or corresponds to it.
- bristles of the bristle facing 104 may "catch" on the surface 20 to be cleaned in order to effect effective cleaning.
- the nozzle device 130 is arranged so that a jet 144 at
- the nozzles 132a, 132b of the nozzle device 130 are arranged such that the jet 144 or a main direction of the beam 144 is oriented at a small acute angle ⁇ to the longitudinal axis 22 of the holding rod device 14. This angle a is oriented away from the longitudinal axis 22 forwards in the forward direction 134 (FIG. 8).
- This acute angle a is at least 15 ° and is for example about 30 °.
- the nozzles 132a, 132b are disposed on the cover 122 at the front 116 of the cleaning head 12.
- the nozzles 132a, 132b of the nozzle device 130 are designed such that they emit a flat jet 146 onto the surface 20 to be cleaned (before the roughing roller unit 16).
- An angular opening 148 of such a flat jet 146 is, for example, at least 30 °. (In Figure 5, a larger angle than 30 ° is drawn).
- a housing element 150 (FIGS. 1, 3), which at least partially covers the cover element 122 in front, is seated on the cleaning head 12. This housing element 150 at least partially covers the nozzles 132a, 132b on the front side 116.
- the nozzle device 130 is arranged with its nozzles on this housing element 150, or in one Intermediate region between the cover 122 and the housing member 150 is arranged.
- the liquid line 36 leads to the nozzle device 130 and effects a fluid-effective coupling.
- the liquid line 36 has a region 152 which is positioned on the cleaning head 12 (FIGS. 4, 5, 8).
- the nozzle 132a is directly connected to the manifold 154, that is, connected to an output of the manifold 154, and a line 156 is connected to another output of the manifold 154. This line is in turn fluidly connected to the nozzle 132b.
- the surface cleaning device 10 with its loading device 128 is in particular designed so that a throughput of cleaning liquid for acting on the surface 20 to be cleaned in the range between zero and about 300 l / h.
- the surface cleaning device 10 functions as follows (see FIG. 1 ).
- An operator 34 stands behind the surface cleaner.
- Actuator switch 52 can turn on the motor device 106 and the Roughing roll unit 16 is set in rotation about the axis of rotation 18 in the direction of rotation 136.
- Cleaning agent in particular water
- the surface to be cleaned 20 can be sprayed with cleaning liquid via the flat jets 146 in front of the roughing roller unit 16.
- a surface area is first sprayed with cleaning liquid before the roughing roll unit 16 then acts mechanically on this surface area.
- the roughing roll performs a roughing movement on the surface 16 to be cleaned.
- An operator must push the surface cleaning device with attached roughing roller unit 16 in the forward direction 134 under pressure.
- the roughing roll 90 is formed in two parts with the first part 92 and the second part 94 (or can this be considered to mean that a first roughing roll 92 and a second roughing roll 94 are provided).
- the corresponding roughing roll 90 extends up to the respective lateral sides 96, 98 of the cleaning head 12. As a result, a high cleaning effect can also be achieved at edge regions.
- the nozzle device 130 is arranged on the cover element 122.
- the nozzle device 130 is designed to be exchangeable with its nozzles 132a, 132b, so that a low maintenance or
- the roughing roll 90 has a bristle with short bristles and long bristles, which are each arranged in bristle bundles.
- the bristles of the bristle trim 104 are made of PA6.
- the bristle stocking 104 has long bristles and short bristles included.
- the short bristles had 38 bundles with a bristle diameter of 0.6 mm each.
- the bundles of bristles had 95 bundles, with a bristle diameter of 0.35 mm.
- a width of the first part 92 and the second part 94 along the axis of rotation 18 was 165 mm in each case.
- the rolling speed was 650 rpm.
- the cleaning operation was performed with water as the cleaning liquid and the direction of rotation 136 was as shown in Fig. 8 and described in this connection.
- the bristle length is the length of a bristle with which an unloaded bristle projects beyond a support of the roughing roll 90.
- a good cleaning effect in particular on rough surfaces such as wooden components, can be achieved by means of a roughing process. It is possible to achieve a clawing of bristles of the roughing roll unit 16.
- a suitable roughing unit has bristle bundles of only one bristle type and / or
- Retaining bar means
Landscapes
- Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
- Cleaning In General (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102018102964.0A DE102018102964A1 (de) | 2018-02-09 | 2018-02-09 | Handgeführtes Flächen-Reinigungsgerät mit Schruppwalzeneinheit |
| PCT/EP2019/052016 WO2019154660A1 (de) | 2018-02-09 | 2019-01-28 | Handgeführtes flächen-reinigungsgerät mit schruppwalzeneinheit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3749165A1 true EP3749165A1 (de) | 2020-12-16 |
Family
ID=65278332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP19703028.1A Withdrawn EP3749165A1 (de) | 2018-02-09 | 2019-01-28 | Handgeführtes flächen-reinigungsgerät mit schruppwalzeneinheit |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3749165A1 (de) |
| DE (1) | DE102018102964A1 (de) |
| WO (1) | WO2019154660A1 (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3599311B1 (de) | 2018-07-25 | 2026-03-11 | Techtronic Outdoor Products Technology Limited | Aussenoberflächenbehandlungsvorrichtung und zugehörige zubehörwerkzeuganordnung |
| MX2022009236A (es) * | 2020-01-30 | 2022-09-29 | Techtronic Cordless Gp | Aparato de limpieza de superficies exteriores con mecanismo de rociado. |
| EP4326045A4 (de) | 2021-04-19 | 2025-05-21 | Milwaukee Electric Tool Corporation | Fadenschneiderkopf |
| US11730321B2 (en) | 2021-04-28 | 2023-08-22 | Javern Robert Key | Bathtub cleaner assembly |
| US12582029B2 (en) | 2021-06-30 | 2026-03-24 | Milwaukee Electric Tool Corporation | String trimmer head |
| DE212022000197U1 (de) | 2021-06-30 | 2024-02-19 | Milwaukee Electric Tool Corporation | Fadentrimmeranordung und Trimmerkopf zur Verwendung damit |
| DE102023136851A1 (de) * | 2022-12-30 | 2024-07-11 | J. Wagner Gmbh | Bodenbelag-Behandlungs-Verfahren und Bodenbelag-Behandlungs-System und Bürstenwalze |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE375078C (de) * | 1923-05-05 | Friedrich Wilh Schoen | Rotierende Waschbuerste | |
| US3654656A (en) * | 1969-08-29 | 1972-04-11 | Ernest L Romagosa | Self-supporting rotary brush |
| DE29724157U1 (de) * | 1997-09-26 | 2000-04-20 | Brugger, Otto, 88481 Balzheim | Motorschrubber II |
| US6076228A (en) * | 1998-07-02 | 2000-06-20 | Aiken; Michael D. | Floor cleaner with vacuum dryer |
| US8341803B2 (en) * | 2008-04-25 | 2013-01-01 | Techtronic Outdoor Products Technology Limited | Floor cleaning attachment |
| US8568051B2 (en) * | 2011-01-25 | 2013-10-29 | Michael Burnett | Portable washing device |
| DE102013005234B3 (de) * | 2013-03-27 | 2014-08-28 | Walter Jobb | Vorrichtung zur Reinigung glatter Oberflächen |
| CN106470585B (zh) | 2014-07-16 | 2019-09-03 | 马库斯·克雷斯 | 尤其用于清洁和/或维护设备的辊刷及清洁和/或维护机具 |
| FR3029709B1 (fr) | 2014-12-05 | 2018-01-19 | Valeo Equipements Electriques Moteur | Dispositif d'alimentation et convertisseur de tension continue ameliore |
-
2018
- 2018-02-09 DE DE102018102964.0A patent/DE102018102964A1/de active Pending
-
2019
- 2019-01-28 WO PCT/EP2019/052016 patent/WO2019154660A1/de not_active Ceased
- 2019-01-28 EP EP19703028.1A patent/EP3749165A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE102018102964A1 (de) | 2019-08-14 |
| WO2019154660A1 (de) | 2019-08-15 |
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