CN103025960B - Device and method removing dirt - Google Patents
Device and method removing dirt Download PDFInfo
- Publication number
- CN103025960B CN103025960B CN201180036725.0A CN201180036725A CN103025960B CN 103025960 B CN103025960 B CN 103025960B CN 201180036725 A CN201180036725 A CN 201180036725A CN 103025960 B CN103025960 B CN 103025960B
- Authority
- CN
- China
- Prior art keywords
- equipment
- nozzle
- clean
- clean liquid
- vehicle
- 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.)
- Expired - Fee Related
Links
- 238000004140 cleaning Methods 0.000 claims abstract description 71
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 239000000839 emulsion Substances 0.000 claims abstract description 4
- 238000005507 spraying Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000005200 wet scrubbing Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 239000000498 cooling water Substances 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 claims description 3
- 239000002918 waste heat Substances 0.000 abstract 1
- 206010039203 Road traffic accident Diseases 0.000 description 7
- 239000002351 wastewater Substances 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 241001417527 Pempheridae Species 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 230000003247 decreasing Effects 0.000 description 1
- 230000001419 dependent Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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
- E01H1/001—Treatment of dispersed oil or similar pollution on roads, for instance devices for applying treating agents
-
- 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
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0827—Dislodging by suction; Mechanical dislodging-cleaning apparatus with independent or dependent exhaust, e.g. dislodging-sweeping machines with independent suction nozzles ; Mechanical loosening devices working under vacuum
- E01H1/0836—Apparatus dislodging all of the dirt by suction ; Suction nozzles
- E01H1/0845—Apparatus dislodging all of the dirt by suction ; Suction nozzles with mechanical loosening or feeding instruments for the dirt to be sucked- up, e.g. brushes, scrapers
-
- 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
Abstract
The invention relates to a device for removing dirt, in particular oil, extreme dirt, etc. on a surface, in particular on a road pavement, wherein the device is integrated into a vehicle or associated with the vehicle, comprising nozzles (5, 9) for spraying cleaning liquid onto the area, brushes (3, 12) for mechanically treating the soiled area, and a suction apparatus (6) for suctioning the emulsion containing the removed dirt. Said device is designed and further developed in such a way that the cleaning liquid can be heated using the waste heat of the vehicle by means of a heat exchanger (2) in order to achieve a low use of cleaning liquid and a mode of operation that is gentle to surfaces and at the same time the least possible energy requirement.
Description
Technical field
The present invention relates to a kind of equipment for removing dirt, it is used in particular for removing on the surface the oil stain on particularly road surface, extreme spot etc., described equipment is by integrated or be configured in vehicle, and described equipment comprises for the nozzle of spraying cleaning liquid body, for mechanically processing the brush of stained surface and the aspirator for the emulsion that sops up the spot comprising dissolving.
In addition, the present invention relates to a kind of method for removing dirt, it is used in particular for removing on the surface the oil stain on particularly road surface, extreme spot.
Background technology
When road is made dirty, particularly when the oil stain that road is caused on road surface by such as vehicle generation traffic accident or other similar material are made dirty, be easy to cause traffic accident.Therefore, be necessary after traffic accident, as far as possible promptly thoroughly to remove any potential spot, in order to avoid road surface causes traffic accident again.In industrial building or garage parking, be also necessary the spot repeatedly removing the larger area caused by machine or vehicle.
Equipment and the method for the dirt for removing type are as initially referred employed in practice.Here, as example, please refer to DE4335117C2.In the prior art method, first Chemical Felter and fresh water are applied in stained region.Then use brush is by this cementing agent-aqueous mixtures brush in surface, is then drawn in wastewater trough by cementing agent-aqueous mixtures by aspirator.This clean method is called as wet scrubbing.
In the prior art, also have other pressure washing machines, the water-clean solution of high concentration is under high pressure applied in stained surface by it, thus removes dirt in this way.Then waste water is sopped up by aspirator in this region.
The shortcoming of wet scrubbing is: usually need several treatment step to reach satisfied clean result in practice.Another shortcoming is: owing to consuming the clean solution of high flow rate high concentration in a large number, can cause serious environment pollution.When coming cleaning area by pressure wash, going back Problems existing is: this method needs to use a large amount of water.This causes the cost processing the waste water produced improve and limit the opereating specification of clean vehicle.Another shortcoming of this method is: the high pressure that water produces may damage the surface that will clean.
Summary of the invention
Therefore, the object of this invention is to provide equipment and the method for the spot for removing type as initially referred, this equipment and method can be assembled and supplement a small amount of clean liquid further, thus use a small amount of clean solution and effects on surface gently processes and just can remove spot, decrease energy ezpenditure as much as possible.
Above-mentioned object is realized by feature as claimed in claim 1.Correspondingly, the feature for the common apparatus removing spot from region is, utilizes the used heat of vehicle to come to heat clean liquid by heat interchanger.
Above-mentioned object also realizes by having the method for feature as claimed in claim 17.
According to the present invention, first can finding, by heating clean liquid, the use amount of clean liquid can be greatly reduced.In addition, can also find according to the present invention, do not need external thermal source to come clean liquid heating, and the used heat of vehicle be enough to the temperature that makes clean solution reach required.At this, the invention has the advantages that, energy need not be provided to operate the independent heater for clean liquid.Especially, can operate according to equipment of the present invention at temperature below freezing, and not need for clean liquid adds any defroster.Another advantage of the present invention is, in fact, by gently removing spot in conjunction with traditional wet scrubbing uses warm clean liquid from surface.Owing to decreasing the clean liquid of use, reduce disposal cost, and having wide range of applications according to equipment of the present invention.
Preferably, in order to heated cleaning liquid-according to the type of the vehicle-cooling water of vehicle and/or the heat energy of waste gas can be utilized.In this way, warm water can be provided rapidly, thus when not by going except spot when externally temperature influence.Therefore the cost of energy needed for heated cleaning liquid can thoroughly be saved.
According to given spot, the purposes of the mixture of water or water and clean liquid is preferably defined as clean solution.Special in clean oil film, advantageously the surfactant of dissolved oil is added in clean liquid.
Preferably, comprise flusher for the device spraying the clean liquid after preheating, this flusher comprises several nozzles, and wherein said nozzle preferably can be controlled individually.In this way, dirt can be dissolved before any mechanical cleaning action.By controlling separately each nozzle, they can be aimed at the part with serious spot by adjustment.
Particularly preferably, comprise outlet nozzle for the brush mechanically processing stained region, can spray this stained region by outlet nozzle and cover the clean liquid after preheating.This embodiment allows to come special gently clean surface by clean liquid, and decreases the clean liquid of consumption, thus reduces processing cost.By use brush by the added soft scrubbing brush of warm clean liquid in stained surface.In this way, can from the road surface machinery any spot of removal particularly oil stain effectively.
In order to remove extremely obstinate spot, configurable high pressure nozzle is under high pressure to apply clean liquid, and wherein said nozzle is preferably configured to wide jet nozzle.Wide jet nozzle is operated by compression pump.Compression pump can make this device fill up rapidly and/or emptying clean liquid.
Preferably, aspirator can be reduced to pending region automatically, thus the operator of described equipment there is no need to concentrate in this task.In this way, the risk met accident can be reduced, thus the quantity of the task that operator will perform can be increased.
About the marginal portion effectively cleaning such as curb and so on, separately controllable anterior nozzle and sidepiece nozzle can be set.In this way, described equipment is also suitable for operating in city, is particularly suited for the curb that often also needs to clean after traffic accident and narrow sidewalk.
In order to make the amount of the clean liquid that will consume be reduced in possible scope, can arrange loop, any untapped and clean solution that is that be preheated is back in reservoir by loop.This can increase the scope of described equipment greatly.
In addition, preferably, manual spray gun and coiled hose can be set, thus manually can clean inaccessible region.After traffic accident, often just road is not made dirty, also has such as guardrail or other object being difficult to clean also to be made dirty.They promptly and are reliably cleaned by using manual spray gun.In order to simple as far as possible and collect the emulsion comprising and dissolve spot in time, also preferably can arrange and can manually-operated radome fairing be aspirated by inaccessible region.
After traffic accident, granular oil binder is applied on oil slick by lifeguard usually.Correspondingly, independent anterior clearing apparatus preferably can be set, to collect the bulky grain dirts such as such as granular oil binder, fragment.Particularly preferably, clearing apparatus can collect solid matter and independent store solids material before the wet scrubbing of reality, thus solid matter can with the refuse separating treatment of other such as waste water and so on.
In addition, the side brush of separation can be set on the clearing apparatus of front side, thus boundless (edgeless) cleaning can be carried out.In this way, such as, the transitional region between road and curb can be cleaned.
Particularly advantageously, the side brush of separation may be configured with the pre-side nozzle sprayed, thus can carry out boundless wet scrubbing in side area.
In order to save clean liquid, should arrange the circulating system, it can process the aspirated clean solution comprising spot again, can be reused to make this clean solution.This escapable cost, and reduce environment pollution widely.
Can preferably carry out various realization to content disclosed in this invention and further expand.For this reason, please refer to the dependent claims of claim 1, also can by reference to the accompanying drawings with reference to the explanation to exemplary embodiment of the present invention below.
Accompanying drawing explanation
Accompanying drawing is as follows:
Figure 1 shows that the elevation according to equipment of the present invention.
Detailed description of the invention
Figure 1 shows that the elevation according to the equipment for clean spot of the present invention, described equipment is by integrated or be configured in vehicle (not shown).Although in the exemplary embodiment, use water as clean liquid, also can use the known clean solution of other type any or the mixture of various liquid here.
Clean water is stored in groove (1), and is supplied to heat interchanger (2) by managing.Heat interchanger (2) utilizes the heat energy of cooling water and/or the waste gas of vehicle to heat clean water.Then warm water enters brush (3) or high-pressure pump (4) by pipeline, and high-pressure pump (4) can additionally be opened.High-pressure pump (4) provides several high pressure nozzles (5) and high pressure warm water.According to type and the degree of spot, operator selectable determines brush (3) and/or high pressure nozzle (5), with clean surface.
The waste water comprising removed dirt is sopped up by aspirator (6) from surf zone, is then driven by pumping turbine (7), then guide in the circulating system (8).Here, waste water is cleaned, and then the water be cleaned be back in groove (1).Here, it should be noted that any unwanted warm water is also directly back to groove (1) from heat interchanger (2) by pipeline (not shown).
Before use brush (3) or high pressure nozzle (5), by the flusher (10) comprising several nozzles (9), the clean liquid of preheating is sprayed at stained surface from the pre-sprinkling groove (11) after heating, thus dissolves dirt.Pre-sprinkling groove (11) can comprise independent heater or be connected to heat interchanger (2).
Side brush (12) and integrated pre-spreader nozzle can be set in the outer edge portion of described equipment, thus the wet scrubbing of uniform edge can be carried out by effects on surface.
By circular sweeper (13), the bulky grain pollutant of such as granular oil binder and so on is guided to save-all (14).The inclusion of save-all (14) can separately process, thus reduces processing cost.
About the further feature that can not identify from figure, please refer to the main part of this manual to avoid repetition.
Finally, it should be noted that above-mentioned exemplary embodiment just illustrates according to equipment of the present invention as an example, but the present invention is not limited to described exemplary embodiment.
list of reference signs
1 groove
2 heat interchangers
3 brushes
4 high-pressure pumps
5 high pressure nozzles
6 aspirators
7 pumping turbine
8 circulating systems
9 nozzles
10 flushers
11 spray groove in advance
12 side brushes
13 circular sweepers
14 save-alls
Claims (17)
1. one kind for removing the equipment of oil stain on the surface, described equipment is by integrated or be configured in vehicle, described equipment comprises the nozzle (5 for spraying cleaning liquid body, 9), for mechanically processing the brush (3 of stained region, 12) and for the aspirator (6) of the emulsion that sops up the dirt comprising dissolving, wherein can pass through heat interchanger (2) uses the used heat of described vehicle to heat described clean liquid
It is characterized in that, described heat interchanger (2) utilizes the heat energy in the waste gas of described vehicle.
2. equipment as claimed in claim 1, it is characterized in that, described heat interchanger (2) utilizes the heat energy of the cooling water of described vehicle.
3. equipment as claimed in claim 1 or 2, it is characterized in that, described clean liquid is the mixture of water or water and clean solution.
4. equipment as claimed in claim 1, it is characterized in that, be provided with flusher (10) for the clean liquid sprayed after preheating, described flusher (10) comprises several nozzles (9), and wherein said nozzle (9) preferably can be controlled individually.
5. equipment as claimed in claim 1, is characterized in that, being provided with outlet nozzle for being sprayed at by the clean liquid after preheating on described brush (3,12).
6. equipment as claimed in claim 1, it is characterized in that, be provided with high pressure nozzle (5) under high pressure applying clean liquid, wherein said nozzle is preferably configured to wide jet nozzle.
7. equipment as claimed in claim 1, it is characterized in that, described aspirator (6) can be reduced to pending region automatically.
8. equipment as claimed in claim 1, is characterized in that, being provided with in clean marginal portion can by the anterior nozzle that controls separately and sidepiece nozzle.
9. equipment as claimed in claim 1, is characterized in that, be provided with primary Ioops, and the clean solution after any untapped and preheating can be back in reservoir (1) by described loop.
10. equipment as claimed in claim 1, is characterized in that, is provided with manual spray gun and coiled hose manually cleans for inaccessible region.
11. equipment as claimed in claim 1, is characterized in that, be provided with and can aspirate for inaccessible region by manually-operated radome fairing.
12. equipment as claimed in claim 1, is characterized in that, are provided with independent anterior clearing apparatus for cleaning bulky grain dirt.
13. equipment as claimed in claim 1, is characterized in that, are provided with side brush for boundless cleaning.
14. equipment as claimed in claim 1, is characterized in that, side brush (12) is equipped with the pre-side nozzle sprayed, and the side nozzle of described pre-sprinkling is used in particular for boundless wet scrubbing.
15. equipment as claimed in claim 1, is characterized in that, being provided with the circulating system (8) for processing the contaminated clean liquid aspirated, can being reused to make described clean liquid.
16. equipment as claimed in claim 1, it is characterized in that, described surface is road surface.
17. 1 kinds of methods using the equipment according to any one of claim 1 to 16 to remove oil stain, described method is for removing the oil stain on region.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010023311.0 | 2010-06-10 | ||
| DE102010023311 | 2010-06-10 | ||
| DE201010024500 DE102010024500A1 (en) | 2010-06-10 | 2010-06-21 | Device and method for removing dirt |
| DE102010024500.3 | 2010-06-21 | ||
| PCT/DE2011/001234 WO2012010118A2 (en) | 2010-06-10 | 2011-06-07 | Device and method removing dirt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103025960A CN103025960A (en) | 2013-04-03 |
| CN103025960B true CN103025960B (en) | 2015-04-01 |
Family
ID=45020022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180036725.0A Expired - Fee Related CN103025960B (en) | 2010-06-10 | 2011-06-07 | Device and method removing dirt |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20130213436A1 (en) |
| EP (1) | EP2580393A2 (en) |
| CN (1) | CN103025960B (en) |
| DE (1) | DE102010024500A1 (en) |
| WO (1) | WO2012010118A2 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH706921A1 (en) * | 2012-09-06 | 2014-03-14 | Werner Nef | Apparatus for cleaning surfaces of arbitrarily structured floors. |
| CN103526711B (en) * | 2013-10-15 | 2016-08-17 | 于洪伟 | Cleaning vehicle for guardrail water heating system |
| EP3078775B1 (en) * | 2015-04-09 | 2017-08-30 | Rhino S.r.l. | Motor vehicle for cleaning of surfaces |
| CN109577660A (en) * | 2018-12-13 | 2019-04-05 | 怀化市建新建材有限公司 | A kind of base's pre-processing device being laid with for modified bituminous pitch coiled material |
| CN111945646A (en) * | 2020-08-14 | 2020-11-17 | 河海大学 | Tunnel pavement oil stain cleaning and collecting integrated device |
| EP4144917A1 (en) * | 2021-09-01 | 2023-03-08 | Marcel Boschung AG | Street sweeper with an automatic cleaning system for cleaning a recycling system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19834431A1 (en) * | 1998-07-30 | 2000-02-10 | Haegle Friedrich | Device and method for automatically cleaning moving walkways in particular |
| CN2937244Y (en) * | 2006-06-17 | 2007-08-22 | 彭柏玲 | Road sweeper |
| CN200940260Y (en) * | 2006-06-14 | 2007-08-29 | 长沙中联重工科技发展股份有限公司 | Vehicle for cleaning curb and curb stone of urban road |
| CN201077967Y (en) * | 2007-07-16 | 2008-06-25 | 福建龙马专用车辆制造有限公司 | Environmental sanitation vehicle roads scrubbing device |
| CN101255680A (en) * | 2007-12-17 | 2008-09-03 | 宋春吉 | Cleaning car |
| KR100879056B1 (en) * | 2008-04-29 | 2009-01-15 | 이영기 | Suction apparatus for waste |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2457708A1 (en) * | 1974-12-06 | 1976-06-10 | Dynaclean Ltd | DEVICE FOR CLEANING SURFACES |
| GB1592775A (en) * | 1976-11-18 | 1981-07-08 | Johnston Bros Eng Ltd | Refuse collecting vehicles |
| US4290820A (en) * | 1979-02-07 | 1981-09-22 | Cmi Corporation | Method and apparatus for collecting particulate material on a roadway |
| DE3002328A1 (en) * | 1980-01-21 | 1981-07-23 | Kurt 1000 Berlin Uderstadt | Road surface roughening to combat smooth ice - involves initially wetting or heating applied granulated material for adhesion to surface |
| EP0269632B1 (en) * | 1985-08-31 | 1992-01-02 | Morningfield Limited | Cleaning vehicles |
| DE8701171U1 (en) * | 1987-01-24 | 1987-05-07 | Wilst Gmbh & Co Immobilien Und Dienstleistungs Kg, 6053 Obertshausen, De | |
| US4991254A (en) * | 1988-12-19 | 1991-02-12 | Professional Chemicals Corporation | Cleaning system |
| FR2655072A1 (en) * | 1989-11-24 | 1991-05-31 | Sita | Urban cleaning machine |
| DE9307097U1 (en) * | 1993-05-10 | 1994-09-22 | Mabo Fahrzeug Anlagenbau | Working machine for removing oil or grease traces on traffic surface surfaces and the like. |
| DE4335117C2 (en) | 1993-10-15 | 1995-11-02 | Thomas Dietrich | Method and device for removing traces of oil on traffic areas, in particular roads or the like. |
| US5561921A (en) * | 1994-12-30 | 1996-10-08 | Zenon Airport Environmental, Inc. | Vehicular apparatus for removing snow and aircraft de-icing or anti-icing liquids from runway surfaces |
| AT4373U1 (en) * | 2000-05-31 | 2001-06-25 | Mut Maschinen Umwelttechnik | ARRANGEMENT FOR REMOVING BRAKE TRACKS OR TIRE RUBBER DRIVE FROM A DRIVEWAY |
| US6948213B2 (en) * | 2002-05-06 | 2005-09-27 | Jongsoon Kim | Vehicle for sweeping streets |
| NL1025308C2 (en) * | 2004-01-23 | 2005-07-26 | Jadon | Device, vehicle and method for cleaning surfaces. |
| DE102007049030A1 (en) * | 2007-10-11 | 2009-04-23 | Manfred Brandt Containerdienst Inh. Kirsten Brandt E. Kfm. | Movable machine for cleaning street surfaces has a longitudinal center axis, a front end fitted at the front along the longitudinal center axis in the machine's direction of movement and a rear opposite this direction |
| ITRM20080308A1 (en) * | 2008-06-12 | 2009-12-13 | Sicurezza E Ambiente S P A | MULTIFUNCTIONAL VEHICLE FOR THE RESTORATION OF SAFETY AND VIABILITY CONDITIONS BY MEANS OF AREA RECOVERY AFFECTED BY ROAD ACCIDENTS WITH THE DISTRIBUTION OF MATERIALS WITH SPECIFIC STANDARDS |
| DE202008009642U1 (en) * | 2008-07-18 | 2008-10-09 | Orcatech Gmbh | Cleaning vehicle for extreme dirt removal |
-
2010
- 2010-06-21 DE DE201010024500 patent/DE102010024500A1/en not_active Ceased
-
2011
- 2011-06-07 EP EP11782003.5A patent/EP2580393A2/en not_active Withdrawn
- 2011-06-07 US US13/702,212 patent/US20130213436A1/en not_active Abandoned
- 2011-06-07 CN CN201180036725.0A patent/CN103025960B/en not_active Expired - Fee Related
- 2011-06-07 WO PCT/DE2011/001234 patent/WO2012010118A2/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19834431A1 (en) * | 1998-07-30 | 2000-02-10 | Haegle Friedrich | Device and method for automatically cleaning moving walkways in particular |
| CN200940260Y (en) * | 2006-06-14 | 2007-08-29 | 长沙中联重工科技发展股份有限公司 | Vehicle for cleaning curb and curb stone of urban road |
| CN2937244Y (en) * | 2006-06-17 | 2007-08-22 | 彭柏玲 | Road sweeper |
| CN201077967Y (en) * | 2007-07-16 | 2008-06-25 | 福建龙马专用车辆制造有限公司 | Environmental sanitation vehicle roads scrubbing device |
| CN101255680A (en) * | 2007-12-17 | 2008-09-03 | 宋春吉 | Cleaning car |
| KR100879056B1 (en) * | 2008-04-29 | 2009-01-15 | 이영기 | Suction apparatus for waste |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012010118A3 (en) | 2012-11-08 |
| CN103025960A (en) | 2013-04-03 |
| WO2012010118A2 (en) | 2012-01-26 |
| US20130213436A1 (en) | 2013-08-22 |
| EP2580393A2 (en) | 2013-04-17 |
| DE102010024500A1 (en) | 2011-12-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20190607 |