EP2547828A1 - Dispositif, système et procédé de nettoyage d'une pelouse artificielle - Google Patents

Dispositif, système et procédé de nettoyage d'une pelouse artificielle

Info

Publication number
EP2547828A1
EP2547828A1 EP11703456A EP11703456A EP2547828A1 EP 2547828 A1 EP2547828 A1 EP 2547828A1 EP 11703456 A EP11703456 A EP 11703456A EP 11703456 A EP11703456 A EP 11703456A EP 2547828 A1 EP2547828 A1 EP 2547828A1
Authority
EP
European Patent Office
Prior art keywords
cleaning
artificial turf
wet
housing
travel
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.)
Granted
Application number
EP11703456A
Other languages
German (de)
English (en)
Other versions
EP2547828B1 (fr
Inventor
Wolfgang Seeholzer
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.)
Seeholzer Wolfgang
Original Assignee
Seeholzer Wolfgang
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
Family has litigation
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Application filed by Seeholzer Wolfgang filed Critical Seeholzer Wolfgang
Publication of EP2547828A1 publication Critical patent/EP2547828A1/fr
Application granted granted Critical
Publication of EP2547828B1 publication Critical patent/EP2547828B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
    • E01H1/10—Hydraulically loosening or dislodging undesirable matter; Raking or scraping apparatus ; Removing liquids or semi-liquids e.g., absorbing water, sliding-off mud
    • E01H1/101—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers
    • E01H1/103—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers in which the soiled loosening or washing liquid is removed, e.g. by suction

Definitions

  • the invention relates to a traveling device, a system and a method for wet cleaning of artificial turf.
  • From DE 31 33 789 C2 is a machine for cleaning sports fields, raceways z. B. with tartan coverings and other surfaces with porous or wells having surface structures known.
  • the dirt particles e.g. Sand, grass clippings, dust, particles of debris or earth particles are detached from the floor by liquid or water jets leaving the nozzles and washed away with the water.
  • the water with the dissolved dirt is transported away via a rising plate of a collecting device, collected in the collecting device and reconditioned.
  • a sweeping roller between the nozzles and the collecting device is used to release the dirt.
  • the nozzles and the collecting devices are connected via linkage with a tractor.
  • G 88 04 130.1 a machine for cleaning artificial turf known. Sand and impurities from artificial turf are picked up by a rotating brush and conveyed to a collection box. A blower is arranged in the collecting box. The particles from the collection box are detected by the air flow of the blower. This is where the heavy ones fall
  • the object is to provide a device, a system and a method for wet cleaning of artificial turf, with which artificial turf can be cleaned reliably, gently and at least largely streak-free.
  • a traveling cleaning device has a housing, under which a cleaning surface is defined.
  • the cleaning surface is preferably a part of the artificial turf surface during operation of the device.
  • a cleaning bar is arranged parallel to the cleaning surface.
  • the cleaning bar is arranged orthogonal to a main direction of travel of the cleaning device.
  • the cleaning bar can be acted upon by a high-pressure connection to the cleaning device with high-pressure cleaning liquid.
  • the cleaning liquid used is preferably water with chemical additives, in particular cleaning agents. However, it is also possible to use pure water, water with biological additives or other liquids. In such a cleaning device is understood at high pressure about 80 to 250 bar. For example, these pressures may vary depending on the power of a connected pump or cleaning task.
  • the cleaning bar spaced apart flat spray nozzles are arranged rectified.
  • Flat jet nozzles have a slot-shaped opening and produce a trapezoidal cleaning liquid jet in the side view.
  • the nozzles are very precisely worked so that a defined spray wedge is created.
  • the nozzles used are preferably high-pressure nozzles from the field of high-pressure and high-pressure water jet, for example for concrete restoration. Such high-pressure nozzles are designed for pressures of up to about 1500 bar and have a very high precision with respect to the spray wedge for the pressures used here.
  • the spray wedge preferably has a very acute wedge angle, so that the impact area of the jet on the cleaning surface or the artificial turf surface is very narrow and the cleaning liquid impinges on the surface at a defined angle with as little scattering as possible.
  • a cleansing liquid curtain is preferably to be understood as a closed curtain which may be considered to be approximately in a spray level.
  • the cutting area of the cleaning liquid curtain with the cleaning plane has approximately a rectangular shape, wherein the width of the impact area is variable and, ideally, as low as possible depending on the angle of incidence of the cleaning liquid curtain.
  • a receiving lamp In the direction of travel before the impact area a receiving lamp is arranged.
  • a mixture of the cleaning agent and impurities is transported away from the artificial turf surface via the pickup lamp.
  • the mixture may have liquid, solid and gaseous components.
  • impurities in this context, in particular dirt particles, plant residues or plants such as mosses and also a conscious on the artificial turf on Filled fill of, for example, granules or sand, which is also contaminated at least on the surface.
  • the pickup lamp goes into a receptacle for a screw conveyor.
  • the transport screw is preferably arranged transversely to the direction of travel and conveys the mixture to a suction connection.
  • a suction connection is arranged on one side of the housing or on both sides of the housing.
  • the screw conveyor promotes in one direction, otherwise promotes the screw conveyor, for example, from the center to both sides.
  • the transport screw can be inclined downwards in the conveying direction.
  • the two areas with different conveying directions are inclined to one another. This can be achieved, for example, by means of split conveying screws, which can be driven separately or are coupled via a gearbox or universal joint.
  • a vacuum generated via the suction connection prevails in the entire housing and thus also at the cleaning surface arranged below the housing.
  • the cleaning surface is surrounded by a sealing strip.
  • This sealing strip is arranged both in partial areas on the housing and on the receiving lamp.
  • the sealing strip is preferably made of a plastic, in particular rubber. Different materials may preferably be used for the sealing strip in different areas.
  • the device according to the invention for wet cleaning of artificial turf has at least one running wheel.
  • the wet cleaning device further has a coupling, with which it is connectable to the traction vehicle.
  • the coupling may be, for example, a quick-change coupling or a fixed screw connection.
  • a height level of the wet cleaning device is defined via the impeller and the coupling. This also applies to two wheels mounted on a front side of the device.
  • the height level is understood in particular the height of the housing over the artificial turf and thus also the height of the washing bar and the receiving lamp. If several wheels are arranged one behind the other in the direction of travel, the height level is defined by the wheels.
  • the height level of the device with respect to an artificial turf surface is uniquely defined by the impellers.
  • the washing bar with the flat jet nozzles is preferably rotatable.
  • the axis of rotation lies for example on the center axis of the washing bar or near the cutting area of the spray bar. le or the spray level with the madesfikiee.
  • the latter alternative has the advantage that the Sprühkeilus does not change upon rotation of the washing bar.
  • the impact angle is preferably continuously adjustable.
  • the flow rate of the cleaning liquid curtain is high. This results from the fact that the kinetic energy of the cleaning liquid is mainly used to transport the particles out of the artificial turf.
  • the cleaning depth and thus also the removal depth of impurities, in particular of sand is relatively low.
  • a change in the angle of incidence towards larger angles causes a reduction in the alluvium and an increase in the penetration or Abtragtiefe. Due to the precisely manufactured high-pressure nozzles and the resulting cleaning liquid curtain with a defined shape, the removal depth of the backfilling can be adjusted via the angle setting.
  • a combination of several washing bars with different angles of incidence achieves high levels of alluvial services in combination with a high penetration depth.
  • the height of the washing bar is adjustable with respect to the cleaning surface.
  • the kinetic energy of the cleaning liquid curtain can be changed;
  • the distance to the cleaning surface can be kept almost constant when changing the angle of incidence.
  • the receiving lamp is also adjustable in height and / or adjustable in its inclination.
  • the ramp angle for example, depending on the angle of incidence or on the nature of the artificial turf optimal removal of the mixture of cleaning fluid and contamination can be realized.
  • the height adjustability of the ramp allows the level of the lower end of the ramp to be kept constant as the ramp angle changes.
  • the flat jet nozzles with respect to their distance from each other, with respect to their Sprühkeilin and / or the Sprühkeilwinkels adjustable.
  • Such a change of one or more of the above-mentioned parameters is intended to be such that preferably the spray wedges of the individual flat jet nozzles do not overlap in the cleaning plane and that at least there is no distance between the individual spray wedges.
  • a closed cleaning liquid curtain is created.
  • a distance greater than zero from two adjacent spray wedges causes in the intermediate region insufficient cleaning of the Artificial turf, whereas overlaps lead to increased cleaning of the artificial turf.
  • These two variants are considered disadvantageous, as this can form a striped pattern on the cleaned artificial turf.
  • the flat jet nozzles are, of course, correspondingly adjustable.
  • the spray length can be varied, for example, by pivoting the fan jet nozzle in the spray level.
  • a change in the Sprühkeilwinkel for example, by changing the slot length or the slot width of the flat jet nozzles, which are preferably also adjustable.
  • the distance between the washing bar and the receiving lamp is preferably variable. This is intended in particular a defined distance between the impact area of the cleaning liquid curtain and the receiving lamp. Further preferably, the washing bar is variable in its distance from the receiving lamp. The distance of the washing bar is depending on the embodiment independently or dependent on the height of the washing bar on the cleaning surface or its rotation adjustable. A dependent adjustment causes, for example, a preferably almost constant distance between the contact surface and the receiving lamp.
  • one or more nozzles are arranged above the at least one transport screw.
  • the cleaning liquid is sprayed into the housing so that the removal of dirt particles is improved.
  • the cleaning liquid is sprayed into the housing so that the removal of dirt particles is improved.
  • the at least one impeller and the housing are further preferably height-adjustable relative to one another. Such an adjustment will change the level of the wet cleaning device. On the one hand is thus adjustable that the cleaning surface is parallel to the artificial turf. On the other hand, the contact pressure of the sealing strips on the artificial turf can be changed. A change in the contact pressure is made in particular depending on the type of artificial turf.
  • the coupling is preferably connected via a pendulum axis with the housing of the cleaning device.
  • the wet cleaning device preferably has three wheels over which the level of the device is uniquely determined.
  • Pendulum axles are in particular understood as meaning all axles which allow free movement of the device with respect to the traction vehicle, so that the level of the cleaning device is determined by means of its running wheels. Since artificial grass surfaces are often uneven and fall off, for example, to the outline, thereby the entanglement between cleaning device and artificial turf surface is minimized or eliminated. Due to the constant level in connection with the wheels lifting of the individual artificial turf elements is prevented.
  • the pendulum axis has a first axis of rotation in the direction of travel and a second axis of rotation orthogonal to the direction of travel.
  • the level of the cleaning device is variable with respect to the level of the traction unit. This ensures that on uneven terrain, the Nasstherapiesvornchtung is defined as parallel to the artificial turf surface over the wheels.
  • the various parameters of the cleaning device such as angle of incidence, ramp angle, screw speed, position of the washing bar and the receiving lamp via actuators are adjustable. Actuators in particular electric motors, linear actuators and hydraulic or pneumatic actuators are considered. The actuators are preferably controlled via switches from the locomotive.
  • a system for cleaning artificial turf has an embodiment of the above-described wet cleaning apparatus.
  • the Nasshidrsvornchtung is connected to a traction unit.
  • the coupling on the side of the traction vehicle is preferably height-adjustable.
  • the height level of the wet cleaning device is adjustable or the cleaning device is liftable when it is not in operation.
  • the level of the driveline coupling is defined by the cleaning apparatus.
  • the high-pressure connection of the cleaning pump is connected via a high-pressure line to a pump in the locomotive. The pump sucks cleaning liquid from a storage tank and provides a preferably variable high pressure for the cleaning device.
  • the suction connection of the cleaning device is connected via a suction line to a second pump in the traction vehicle.
  • the second pump creates a vacuum and transports the mixture into a catch tank.
  • the collecting tank and the storage tank can be connected, for example via a small sewage treatment plant, so that the cleaning liquid can be separated from the mixture and the supply tank can be fed again.
  • Restrictive for such wet cleaning systems of artificial turfs is the total weight of the complete system. Many artificial turf surfaces can only handle a maximum weight of approx. 3 tons, so a significant factor in the selection of traction units and auxiliary equipment such as pumps and micro-clarifiers is the weight.
  • the second pump for generating the negative pressure preferably has a fan.
  • a Lüfterradpumpe has the advantages that the turbulence generated by it in the housing of the cleaning device compared to conventional pumps are considerably reduced. Thus, for example, baffles or similar devices for Heilstromthe- tion or calming in the cleaning device are unnecessary.
  • the system for wet cleaning of artificial turf further preferably has a discharge device for backfilling.
  • a discharge device for backfilling For example, sand or (plastic) granules are used as fillers.
  • the artificial turf can be refitted after cleaning and abrading a filler layer of variable thickness.
  • a cleaning fluid curtain with kinetic energy is applied at a first angle to the artificial turf.
  • a cleaning curtain is preferably understood to mean a continuous curtain of finite thickness.
  • the kinetic energy of the cleaning liquid curtain causes impurities to be flushed out of the artificial turf or removed and transported away via a receiving lamp, which is inclined at a second angle.
  • the removal of impurities and the cleaning fluid from the artificial turf is supported by a negative pressure.
  • the first and second angles are adjusted to one another depending on the cleaning task. Different cleaning tasks result, for example, from different types of artificial turf, levels of contamination or backfilling of the artificial turf and the depth of removal of the filling.
  • the properties of various spraying angles and ramp angles described above also apply to the method according to the invention. In the case of normally polluted artificial grass surfaces, for example, the following spraying angles and ramp angles are used for various cleaning tasks:
  • Figure 1 shows a first embodiment of a wet cleaning device according to the invention for artificial turf
  • Figure 2 shows a second embodiment of a wet cleaning device according to the invention for artificial turf
  • FIG. 3 shows a washing bar of a wet cleaning device
  • Figure 4 a system for wet cleaning of artificial turf.
  • FIG. 1 shows a wet cleaning device 2 with a housing 10 which has an opening in the front region for reasons of simpler representation and description, so that the view of the interior of the wet cleaning device 2 in FIG. 1 is partially released.
  • the wet cleaning device 2 has three wheels 12 on the housing 10. The wheels 12 are individually adjustable with respect to the housing 10, so that the level of the housing 10 is adjustable.
  • the wet cleaning device 2 is connectable via a coupling 14 with a traction vehicle.
  • the clutch 14 is connected via a pendulum axle 16 with the housing 10.
  • the pendulum axis 16 has a first axis of rotation 1 8, which is directed in the direction of travel, so that a pivoting of the wet cleaning device 2 transverse to the direction of travel V is possible.
  • the pendulum axis 16 has two arms (the front arm is not shown in Figure 1) and is rotatably connected to the housing 10, wherein the Drehverbin- fertil define a second axis of rotation 18 'of the swing axle 16 transverse to the direction of travel V.
  • the wet cleaning device 2 is pivotable both in the direction of travel V and transversely thereto.
  • a cleaning surface 20 is defined below the housing 10.
  • the cleaning surface 20 is in operation substantially parallel to the artificial turf surface or a part of the artificial turf surface and is surrounded by sealing strips 22.
  • a washing bar 30 is arranged in the housing 10.
  • the wash beam 30 communicates with a high pressure port 34 via which the washing bar 30 is supplied with high-pressure cleaning liquid.
  • At the washing bar 30 are spaced from each other flat jet nozzles 32 are arranged.
  • the flat jet nozzles 32 are arranged in such a way that the cleaning liquid emerging from the flat jet nozzles 32 intersects the cleaning surface 20 in an impact area 33 as a cleaning liquid curtain. In this case, the flat jet nozzles 32 are spaced on the
  • Wash bar 30 arranged that the spray wedges of the individual flat jet nozzles 32 do not overlap and that also form no gaps between the individual spray wedges in a cutting area with the cleaning surface 20.
  • the area under which the imaginary plane of the cleaning fluid wedge intersects with the notched plane of the cleaning surface 20 is defined here as the section area. H. the impact area 33 of the cleaning jet wedge on the cleaning surface 20.
  • a closed cleaning liquid curtain is formed in the impact area 33 on the artificial turf.
  • the cleaning liquid curtain thereby cuts the cleaning surface 20 at an angle ⁇ .
  • the impingement 33 of the cleaning liquid is arranged behind a receiving lamp 40 in the direction of travel V.
  • the receiving lamp 40 has at its lower end, which projects in the direction of the artificial turf surface, a sealing strip 22.
  • the sealing strip 22 is inclined at an angle ⁇ to the cleaning surface 20.
  • the angle ß is by pivoting the receiving lamp 40 with the sealing strip 22 about an axis of rotation 42 (not shown) changeable.
  • the pickup cam 40 is rotated about the rotation axis 42 by an electric motor (not shown).
  • the receiving lamp 40 and the rotation axis 42 with respect to the housing 10 is height adjustable.
  • the washing bar 30 is connected via an adjusting mechanism 36 with the housing. Via the connection to the housing 10, a rotation axis 38 is defined transversely to the direction of travel V.
  • the axis of rotation 38 is arranged parallel to the cutting region of the cleaning liquid and the cleaning surface 20 with the smallest possible distance thereto.
  • the pivoting mechanism 36 Via the pivoting mechanism 36, the washing bar 30 can be pivoted about the axis of rotation 38. By the pivoting changes both the angle of incidence a, the height of the washing bar 30 on the artificial turf surface and its distance in the direction of travel V to the receiving lamp 40. Due to the local proximity of the impact area 33 of the cleaning liquid and the axis of rotation 38 remains the distance between the impact area 33 and Recording lamp 40 in direction of travel V almost constant.
  • the pivoting of the washing bar 30 is taken over a arranged on the adjusting mechanism 36 electric motor.
  • the angle ⁇ in particular the cleaning depth in the artificial turf is changeable.
  • the removal of fillings from the artificial turf is also superficial.
  • the cleaning of the artificial turf takes place more profoundly, and more filling is removed from the artificial turf.
  • the ramp angle ⁇ is adjusted as a function of the angle of incidence ⁇ , so that an optimal removal of the mixture takes place.
  • the removal of the mixture is supported by a negative pressure, which prevails in the housing.
  • the housing is sealed to the cleaning surface 20 with sealing strips 22 made of plastic.
  • a transport screw 50 is arranged on the receiving lamp 40, which transports the mixture in the direction of the suction on.
  • the suction connection 52 is arranged, via which the mixture is transported away. 2 shows a sectional view of a second embodiment of the wet cleaning device 2 is shown. Notwithstanding the first embodiment, the second embodiment has an additional washing bar 30 '.
  • the two washing bars 30, 30 ' are displaceable in their height and in the direction of travel V and about their central axis, the axes of rotation 38, 38', rotatable, wherein the individual degrees of freedom are independent of each other.
  • the cleaning liquid which emerges from the flat nozzles 32 of the second washing bar 30 ', strikes the cleaning surface 20 at an angle of incidence a'. Due to the independent adjustability of the two washing bars 30, 30 ', the two angles of incidence ⁇ ,' are likewise adjustable independently of one another. Due to the shallower angle of incidence ⁇ , the cleaning depth increases, and due to the acute angle of incidence ⁇ , a high horizontal speed of the cleaning liquid prevails, which leads to an improved removal of the mixture via the receiving lamp 40.
  • the impact areas 33 of the two cleaning liquid curtains may overlap or be arranged one behind the other in the direction of travel.
  • one of the washing bars 30' can be switched off, which leads to a saving of water, and can be switched on if necessary.
  • the screw conveyor 50 is arranged in the front region of the housing 10.
  • a plurality of rinsing nozzles 54 are arranged, via which cleaning liquid is sprayed into the housing 10 and the transporting screw 50 to assist the removal of dirt particles.
  • FIG 3 a portion of the washing bar 30 is shown.
  • the washing bar 30 extends parallel to the cleaning surface 20.
  • the washing bar 30 has a high-pressure connection 34 '.
  • three flat nozzles 32 are arranged on the washing bar 30 offset in its longitudinal direction. The spray angle ⁇ of the individual flat nozzles 32 are variable.
  • the impact area 33 of the individual flat jet nozzles 32 is adjustable in dependence on the Sprühkeilin so that it does not overlap with the impact area 33 of another Sprühkeils and all impact areas 33 form a closed surface, which is ideally rectangular.
  • Such an impact region 33 of the three spray wedges is shown in the lower region of FIG. 3 in a plan view.
  • the width b of the spray wedges varies depending on the angle of incidence a.
  • FIG. 4 shows a system 4 for the wet cleaning of artificial turf surfaces with a traction vehicle 60.
  • the wet cleaning device is connected to the traction vehicle 60 via the clutch 14.
  • the traction-side coupling is height adjustable.
  • the high pressure port 34 is connected via a high pressure line 62 to a storage tank 66 in which cleaning fluid is located.
  • the storage tank 66 is arranged on a loading surface of the traction vehicle 60.
  • the traction vehicle 40 furthermore has a high-pressure pump 63.
  • the two exhaust ports 52 on both sides of the wet-cleaning device 2 are connected via a suction line 64 to a collecting tank 68, which is likewise arranged on the loading surface of the traction vehicle 60 ,
  • the traction vehicle 60 has a pump with fan 65th
  • a discharge device 70 for the backfilling 72 of the artificial turf is arranged at the rear of the traction unit 60.
  • About the discharge 70 can apply a variable amount of backfill 72 on the artificial turf surface.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Road Paving Structures (AREA)

Abstract

L'invention concerne un dispositif pour le nettoyage humide des pelouses artificielles, équipé d'au moins une roue. Ledit dispositif comporte un accouplement (14) destiné à atteler le dispositif à un véhicule propulseur (60) et un boîtier (10), en dessous duquel est définie une surface de nettoyage (20), au moins une barre de lavage (30, 301) disposée de manière parallèle à la surface de nettoyage (20), disposant d'un raccord haute pression (34) sur lequel sont disposés des gicleurs plats (32) orientés dans le sens de la marche (V), de telle sorte qu'un liquide de nettoyage qui s'en écoule forme à l'intersection avec la surface de nettoyage (20) un rideau de liquide de nettoyage. Une rampe de réception (40) pour un mélange du produit de nettoyage et des impuretés provenant de la pelouse artificielle est disposée dans le sens de marche devant la zone d'incidence et est inclinée en sens inverse du sens de la marche (V). Le dispositif comporte en outre une vis transporteuse (52) pour le mélange recueilli, et comporte au moins à une extrémité un raccord d'aspiration (52) pouvant être mis en dépression. Une baguette d'étanchéité (22) entoure la surface de nettoyage (20) au niveau de la face inférieure du boîtier (10).
EP11703456.1A 2010-03-15 2011-02-11 Dispositif, système et procédé de nettoyage d'une pelouse artificielle Active EP2547828B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010011418A DE102010011418B4 (de) 2010-03-15 2010-03-15 Vorrichtung, System und Verfahren zum Nassreinigen von Kunstrasen
PCT/EP2011/052044 WO2011113649A1 (fr) 2010-03-15 2011-02-11 Dispositif, système et procédé de nettoyage d'une pelouse artificielle

Publications (2)

Publication Number Publication Date
EP2547828A1 true EP2547828A1 (fr) 2013-01-23
EP2547828B1 EP2547828B1 (fr) 2019-11-20

Family

ID=44080269

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11703456.1A Active EP2547828B1 (fr) 2010-03-15 2011-02-11 Dispositif, système et procédé de nettoyage d'une pelouse artificielle

Country Status (3)

Country Link
EP (1) EP2547828B1 (fr)
DE (1) DE102010011418B4 (fr)
WO (1) WO2011113649A1 (fr)

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US20170175343A1 (en) * 2015-12-16 2017-06-22 Dryject, Inc. Method and system for rescuing playability of synthetic turf
DE102017205196A1 (de) 2017-03-28 2018-10-04 Dinotec Gmbh Reinigungsvorrichtung und Vorrichtung zur Reinigung
CN106958214A (zh) * 2017-05-16 2017-07-18 四川亿尚呈科技有限公司 水击路面凹陷空腔、辅助滚刷收集除尘装置
CN106958220A (zh) * 2017-05-16 2017-07-18 四川亿尚呈科技有限公司 一种利用水击路面凹陷空腔泥沙尘悬浮期直吸除尘装置
CN106930220A (zh) * 2017-05-16 2017-07-07 四川亿尚呈科技有限公司 多级水击路面凹陷空腔余动力导流板快速收集除尘装置
CN106958222A (zh) * 2017-05-16 2017-07-18 四川亿尚呈科技有限公司 水击路面凹陷空腔余动力导流板快速收集除尘装置
CN106958221A (zh) * 2017-05-16 2017-07-18 四川亿尚呈科技有限公司 一种循环水式路面凹陷空腔深度回收除尘清洁车

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FR2570727B2 (fr) * 1984-09-26 1987-01-23 Trottoirnet Sa Dispositif de nettoyage du sol, notamment pour le prelevement des dejections canines
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Also Published As

Publication number Publication date
EP2547828B1 (fr) 2019-11-20
DE102010011418A1 (de) 2011-09-15
DE102010011418B4 (de) 2012-10-18
WO2011113649A1 (fr) 2011-09-22

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