WO1997043049A1 - Device and method for cleaning articles soiled by paint - Google Patents
Device and method for cleaning articles soiled by paint Download PDFInfo
- Publication number
- WO1997043049A1 WO1997043049A1 PCT/EP1997/002398 EP9702398W WO9743049A1 WO 1997043049 A1 WO1997043049 A1 WO 1997043049A1 EP 9702398 W EP9702398 W EP 9702398W WO 9743049 A1 WO9743049 A1 WO 9743049A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cleaning
- objects
- cleaned
- housing
- paint
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/55—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids
- B05B15/555—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids discharged by cleaning nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/06—Cleaning involving contact with liquid using perforated drums in which the article or material is placed
Definitions
- the invention relates to a device for cleaning objects contaminated with paint and lacquer, in particular paint spray guns, according to the preamble of claim 1, and to a method for cleaning objects contaminated with paint and lacquer, in particular
- Spray guns are very important to clean as thoroughly as possible, because deposits inside the spray guns can clog the flow passages and flow nozzles, but also to an uneven spray cone when they are actuated. For this reason, in professional painting technology, after each paint application, care must be taken to thoroughly clean the paint or spray gun used. In the same way, the facilities involved in the printing process must always be cleaned thoroughly in printing shops, so that there is no deterioration in the optical print quality or an increased amount of rejects. People who come into constant or frequent contact with solvents often suffer from occupational diseases, especially skin diseases, which often lead to disability. At the same time, thorough cleaning of items contaminated with paint and lacquer can only be achieved with a considerable amount of time, so that the productivity of an employee who is frequently entrusted with cleaning tasks is very low.
- the known cleaning liquids in the form of halogenated organic solvents are not only harmful to health but also to the environment. Improper disposal of these solvents and accidental escape of these volatile substances can cause great damage to the environment.
- EP 0 443 421 describes a device for cleaning spray guns, the spray guns being arranged in a sealed space in the disassembled state. Automatically operated nozzles in the container spray solvent onto and into the spray gun, the solvent being conveyed with the aid of compressed air. The solvent is collected in a recirculation circuit and the impurities are separated using a Venturi tube. A collection tank for the solvent used is integrated directly in the housing of the device.
- the object of the invention is achieved by a device for cleaning objects contaminated with paint and varnish, achieved in particular spray guns with a tightly lockable, one-part or multi-part housing and a plurality of cleaning nozzles for cleaning fluid in the interior of the housing.
- the device is characterized in that the object or objects to be cleaned can be attached to a housing part, such as the side part or cover of the housing, and one or more ultrasonic transmitters are arranged in the region of the objects to be cleaned.
- the method for cleaning objects contaminated with paint and varnish, in particular spray guns comprises the following steps: opening the housing, attaching the object or objects to be cleaned to the opened housing part; tight closing of the housing; Cleaning the object or objects to be cleaned by rotating the object or objects to be cleaned, injecting one
- the housing part in question can be opened and an object to be cleaned can be conveniently coupled to it. This saves time when loading and unloading the cleaning device, which can shorten the duration of the entire cleaning process.
- the cleaning effect of the cleaning liquid which wets the respective objects to be cleaned after spraying, is further increased.
- the objects to be cleaned are immersed in a bath or a bath is filled up above the level of an object fixed in the housing, its cleaning effect is increased by the use of ultrasonic waves. So you can the application of the ultrasonic transmitter or the shorten the operating time of the device for a cleaning process and save energy despite the additional operation of the ultrasonic transmitter.
- the device with the features of claim 1 and the method with the features of the claim are not hazardous to health and environmentally friendly.
- the housing part is pivotally connected to the housing for the attachment of the object or objects to be cleaned.
- This facilitates the attachment of the object or objects to be cleaned to the housing part.
- the housing part for attaching the object or objects to be cleaned is a cover, which is a particularly preferred embodiment, this can be easily opened by the operator, and without the operator having to bend into the cleaning device, the objects to be cleaned can be conveniently attach to the lid. This has the additional advantage that when loading and unloading the cleaning device, the operator comes into contact with volatile components of the cleaning liquid only to a very small extent.
- the object or objects to be cleaned are preferably each rotatably connected to the housing part. This measure allows the cleaning effect to be increased further, because complex-shaped objects, such as paint spray guns, rotate in the best possible way from the limited number of cleaning nozzles in the device can be achieved.
- Another advantage of the rotatable attachment of the object or objects to be cleaned is that an object to be cleaned can be partially dried by very rapid rotation, ie by spinning movements.
- a receptacle for objects to be cleaned preferably a hollow cylindrical receptacle, with passage openings for cleaning liquid in the walls can be used in the housing.
- the insertion of a receptacle has the great advantage that the possible field of application of the device is expanded.
- textiles to be cleaned For example, in printing houses, soiled wipes have to be disposed of as special waste.
- a receptacle comparable to a washing drum, into the cleaning device, these objects can also be cleaned to the extent that they are either completely reusable or at least no longer have to be disposed of separately as special waste.
- the receptacle can preferably be rotated in the cleaning device. As a result, the cleaning effect is further increased and the time required for adequate cleaning can be reduced. The associated energy savings as well as the associated time advantage have already been discussed above.
- the cleaning device has a collecting trough for receiving and specifically removing the cleaning liquid.
- a collecting trough separates the area of the device in which the cleaning process takes place from the other devices such as pumps, valves, the ultrasonic generator, but also Internals for the recirculation of the cleaning liquid.
- the cleaning nozzles can preferably either emit a cleaning liquid or else air at a high pressure.
- the advantage of this preferred, additional feature lies in the fact that various complex cleaning programs can be carried out with the device according to the invention, wherein the cleaning steps can be followed by a drying cycle using the cleaning liquid.
- certain objects to be cleaned such as spray guns, can be blown through with compressed air after the wet cleaning step, as a result of which the cleaning liquid located inside the spray gun is blown out of the spray gun as completely as possible.
- the cleaning device further comprises a filter device and / or a centrifugal force separating device, preferably a centrifuge, for separating dirt particles in the cleaning liquid.
- a centrifugal force separating device preferably a centrifuge
- the service life of the cleaning liquid can be increased significantly.
- one or more devices are required with which a high degree of cleaning can be achieved.
- a centrifugal separating device such as a centrifuge can be used to separate larger dirt particles in a very quick and convenient way from the cleaning fluid. If, however, the density difference between the dirt particles to be separated and the cleaning liquid is not large enough, a filter device is the more suitable alternative.
- the device preferably further comprises one or more containers for cleaning liquid, which are arranged outside the housing of the cleaning device.
- the container (s) for cleaning liquid By arranging the container (s) for cleaning liquid outside the housing, the most suitable cleaning liquids can be selected quickly and conveniently for different cleaning tasks and in each case the corresponding containers are preferably automatically connected or switched to the device.
- a complex pumping one already in the cleaning device By arranging the container (s) for cleaning liquid outside the housing, the most suitable cleaning liquids can be selected quickly and conveniently for different cleaning tasks and in each case the corresponding containers are preferably automatically connected or switched to the device.
- Cleaning liquid located in the cleaning device therefore does not have to be carried out.
- the further advantage is that complex cleaning programs can be carried out with different successive cleaning stages, the different cleaning steps using different cleaning liquids.
- the cleaning liquid preferably has a flash point above 90 ° C. and has a non-corrosive effect on metal.
- a particularly preferred alternative method is that the object or objects to be cleaned are dried by spraying with compressed air and / or rapid rotation of the object or objects to be cleaned. Drying the objects to be cleaned can be of great importance in some of the areas of application of the device according to the invention and of the method. For example, when cleaning paint spray guns, a cleaning liquid is used that is only paint compatible in small quantities. This means that any cleaning agent residues after cleaning the paint spray gun are still contained in it and must not spoil the paint to be applied with these devices.
- Figure 1 is a schematic side sectional view of the cleaning device according to the invention with the lid open.
- FIG. 2 shows the side view in FIG. 1 with the lid closed during the cleaning step
- Fig. 3 is a schematic sectional view from the front of the
- Fig. 4 shows the use of a hollow cylindrical
- FIG. 1 shows a schematic side view in section of an embodiment of the device for cleaning colored and varnish-soiled objects, which is generally designated by reference number 10.
- the device 10 consists of an approximately rectangular basic housing which is constructed, for example, from a profile frame, an underbody and side walls which are clad with metal or plastic plates.
- the sub-floor is preferably provided with movement rollers 12.
- a high-pressure pump 16, a feed pump 14, an ultrasonic generator 61 shown in FIG. 3, a device 18 for cleaning the cleaning liquid in the form of a filter and / or a centrifuge and a switch box (not shown in FIG. 1) are accommodated in the basic housing.
- a cleaning trough 20 which is preferably made of metal and narrows conically in the lower region and ends in one or more outlets for the cleaning liquid.
- An outlet valve 22 for closing the outlet of the cleaning trough is located on each of the outlets.
- the cleaning trough 20 there are a plurality of cleaning nozzles 24 which are connected via suitable lines 26 to a distribution device 28 for compressed air and cleaning liquid, consisting of a corresponding supply system for compressed air and cleaning liquid.
- a distribution device 28 for compressed air and cleaning liquid consisting of a corresponding supply system for compressed air and cleaning liquid.
- the cleaning nozzles are also schematically illustrated by the fact that indicated liquid jets emerge from them. When the lid is open, however, the cleaning cycle is preferably interrupted.
- a plurality of ultrasonic transmitters 30 are arranged in the cleaning trough 20.
- the ultrasound transmitters 30 do not protrude here Supply lines shown in connection with the ultrasound generator 61 already mentioned.
- the upper edge of the basic housing is provided with a profile ring consisting of metal, plastic, rubber or the like and serves to seal the container tightly with the aid of a cover 32, the lower edge of which is also provided with a correspondingly shaped profile ring for sealing the container.
- the cover 32 is pivotally connected to the basic housing via a hinge 34 and is fixed in a suitable manner, for example by providing special latching positions on the hinge, but also by a hydraulic or pneumatic damping element 36 in the open position. After closing the lid, it can be removed using a suitable one
- Lid lock 38 can be fixed in the closed state.
- the operating and control devices for operating the device 10 can be attached at any location;
- the attachment of an operating and control display 40 to an easily accessible and clearly visible position on the lid 32 appears as an ergonomically favorable alternative.
- the object 42 to be cleaned in the present case a spray gun, which does not need to be dismantled before the cleaning step, comes on attached to the inside of the pivotable lid 32.
- the attachment of the object 42 to be cleaned is of course heavily dependent on the cleaning task at hand and can take the form of suitable latching devices, snap-in devices, fastening claws or else by screwing onto a thread.
- FIG. 2 shows the cleaning device 10 from FIG. 1 with the lid 32 closed.
- the components already described with reference to the explanation of FIG. 1 are designated with the same reference numerals in FIG. 2 and their description is omitted in the following.
- FIG. 2 shows the arrangement of an object 42 to be cleaned during the operation of the cleaning device 10.
- the object 42 to be cleaned which was attached to the underside of the cover in the manner shown in FIG. 1 before the cover 32 was closed, protrudes closing the lid from above into the cleaning trough 20 and is sprayed with cleaning liquid or blown with compressed air by the cleaning nozzles 24 during operation of the device 10.
- the position of the spray and jet nozzles 24 in the region of the cleaning trough 20 is of course matched to the geometry of the devices according to the invention, each of which serves to clean a specific object, such as a spray gun, in order to achieve the best possible cleaning effect.
- the inlet and outlet and the paint container are each acted upon with a cleaning nozzle 24.
- the ultrasonic transmitters are also activated to increase the cleaning effect.
- the cleaning liquid After passing through the outlet valve 22 and a hose 44 tightly connected to the outlet side of the outlet valve 22, the cleaning liquid reaches the cleaning device 18, in which dirt particles in the cleaning fluid are separated.
- the cleaning liquid or, if several different liquids are used, one or more of these liquids is preferably heated to an elevated temperature. The fact that the liquid is heated more than 10 K above room temperature but is still in the liquid state, ie is below the boiling point under the present conditions, can increase the cleaning action of the cleaning liquid. In the case of using cleaning fluid with elevated temperatures, it is recommended to isolate the storage container for the
- the cleaning device 18 can consist of one or more filter elements, but it is preferably carried out in the form of a centrifugal separator, for example a centrifuge.
- the heavier dirt particles in the cleaning liquid are pressed radially outwards by the centrifugal force acting on them in the centrifuge and attach themselves to the area of the peripheral surface of the centrifuge.
- a cleaning opening is provided in the area of the centrifuge, from which the dirt particles in the form of a sludge-like mass can be removed from the centrifuge by hand.
- the cleaning liquid passes from the centrifuge into a feed pump and from there into a container for the cleaning liquid, which can be arranged next to the housing of the device 10. This entire area of the cleaning liquid circuit is shown in FIG. 3.
- the object to be cleaned in the present case a spray gun, is coupled to a rotatable fastening shaft 46, which is housed in a ball bearing housing 48 in a cover 32 in a ball bearing housing.
- the rotatable fastening shaft 46 is connected in a rotationally fixed manner to a pulley 50 and a toothed belt 52 is placed over the pulley and is driven by a geared motor 54.
- the cocking respectively
- the toothed belt 52 is held in the tensioned state in the usual manner, for example with the aid of a tensioning wheel.
- the geared motor 54 is preferably connected to a control device, with the aid of which individually coordinated speeds of the rotatable fastening shaft 46 can be achieved for different cleaning stages of an entire cleaning program.
- the objects to be cleaned are each fastened to a rotatable fastening shaft 46 and these are each connected to a belt pulley 50 so that they cannot rotate individual toothed belt 52 can all be fixed to the housing cover 32, cleaned objects in the same way in rotation.
- FIG. 3 shows a schematic side view of the cleaning device shown in Figs. 1 and 2.
- Fig. 3 shows a schematic side view of the cleaning device shown in Figs. 1 and 2.
- FIG. 3 only the components not yet shown in FIGS. 1 and 2 will be discussed in more detail; all other components are designated with the same reference numerals as in FIGS. 1 and 2.
- the return hose 58 for the cleaning liquid, the container 60 for the cleaning liquid and the supply hose 62 are shown in FIG. 3 in particular.
- the cleaning liquid is pumped out of the cleaning device 18 by a feed pump 14 and emerges from the housing of the device 10.
- the return hose 58 is connected to the cleaning liquid outlet via a suitable coupling device, so that the cleaning liquid can be returned to the container 60 for the cleaning liquid.
- Square axis 72 can be inserted into a corresponding receptacle of the mounted pulley 64 and at the other end of the square axis 72 into a rotatable holder 74.
- the mounted pulley 64 is driven by the gear motor 68 during the cleaning process.
- the rotatable fastening shafts located in the cover can also be driven; by means of a suitable switching device, however, these can also be put out of operation when the cleaning drum 70 is inserted.
- the cleaning drum 70 serves to hold objects such as color-soiled cloths, it being possible for this purpose to provide part of the outer surface of the cleaning drum with an opening door.
- the objects to be cleaned are inserted into the cleaning drum and treated in the same way with cleaning fluid from the cleaning nozzles, as has already been described in connection with the explanation of FIGS. 1 to 3.
- solvents For cleaning dirty objects that are contaminated by paints, varnishes or varnishes based on organic film-forming substances, such as. B. spray guns, tools and parts in tampon and screen printing, printing rollers and cleaning cloths, solvents must be used that are biodegradable, non-toxic in the sense of the Hazardous Substances Ordinance and as halogen-free as possible and therefore environmentally friendly.
- the cleaning liquids used preferably have a flash point above 90 ° C. and have a non-corrosive effect on metal.
- the cleaning fluid used must be paint compatible, i.e. any
- Aromatic biodegradable alcohols and / or
- the cleaning process is therefore the only way to ensure thorough cleaning within reasonable periods, even in areas that are difficult to access, such as passageways and cavities.
- the object to be cleaned is attached to the rotatable fastening shaft on the inside of the lid.
- spray guns do not have to be dismantled, but can be thoroughly cleaned as a complete unit in the device according to the invention.
- a suitable cleaning process possibly with several cleaning steps, can be started via an operating and control unit arranged on the outside of the container. Before starting the cleaning process, one or all containers with the desired cleaning liquid must be connected to the device. This is done automatically or manually using logical valve combinations and controls selected.
- the cleaning liquid is conveyed from the container 60 via the supply hose to a high-pressure pump, which conveys the cleaning fluid to the distributor device.
- the distribution device delivers cleaning liquid to the cleaning nozzles 24 under a pressure of approx. 20 bar or compressed air from the in-house compressed air network by the pneumatic switching of solenoid valves.
- the geared motor which is connected to the pulleys and rotatable fastening shafts in the cover via a belt drive, the object or objects to be cleaned are rotated.
- the ultrasonic transmitters arranged in the cleaning tub are put into operation via the ultrasonic generator. These emit ultrasound in a frequency range of 20 to 50 kHz and a power based on a corresponding volume of liquid.
- the cleaning liquid dripping from the objects to be cleaned is collected in the tapered part of the cleaning trough and fed to the outlet valve through which the
- Cleaning fluid is fed through a connecting hose to a cleaning device in the form of a centrifuge.
- the centrifuge After each operating time has elapsed, the centrifuge must be cleaned by hand, with the resulting paint or paint sludge having to be disposed of as special waste.
- the cleaning liquid is withdrawn from the cleaning device with the aid of suction pumps and returns to the container for the cleaning liquid via the return hose.
- the speed of rotation of the objects to be cleaned as well as the frequency and power of the ultrasonic transmitters depend on the duration of the desired treatment as well Applied cleaning agents are adjusted so that the objects to be cleaned can be cleaned completely and thoroughly automatically.
- the outlet valve at the outlet of the cleaning trough By specifically controlling the outlet valve at the outlet of the cleaning trough, different cleaning stages can be carried out automatically. For example, in a pre-cleaning cycle, the object or objects to be cleaned can only be sprayed or treated with ultrasound, but in a main cleaning cycle they can be immersed in a liquid bath by closing the shut-off valve and treated with additional ultrasound. Finally, the main cleaning aisle in the liquid bath can be followed by a post-cleaning step under spraying and a drying step, during which the distributor device emits compressed air through the cleaning nozzles in the direction of the objects to be cleaned and into them. At the same time, the drying can be supported in that the objects to be cleaned rotate in a very rapid manner at about 500 to 600 rpm. be set.
- the device In addition to a power supply and a suitable installation location, the device only requires a compressed air connection.
- the compressed air is used to supply the pneumatic valves with compressed air, the compressed air being used only for valve control during the spraying process.
- the object to be cleaned for example a spray gun
- the compressed air can be blown through with compressed air, for which purpose the operating lever of the spray gun can be fixed by means of a spring.
- the compressed air is used to assist the drying or partial drying of the object to be cleaned via the cleaning nozzles.
- Another alternative embodiment uses nozzles, which are generally known under the term "dirt milling". The nozzle is designed so that the emerging jet does not form a spray cone, but rather emerges.
- There is a movable ball in the nozzle which executes a circular path when the nozzle is in operation and continuously changes the jet and thus the location where it hits the object to be cleaned.
- the device according to the invention makes it possible to carry out various cleaning measures, such as spraying with a cleaning liquid under pressure, spraying with compressed air, rotating the object to be cleaned slowly or rapidly, as well as supporting the cleaning process with ultrasound and carrying out one or more cleaning steps in to combine a diving bath in a meaningful way.
- a cleaning program that is optimally coordinated can be preselected for the items to be cleaned which are contaminated with paint and varnish.
- organic cleaning agents which have not been usefully used in the prior art and which are not toxic in the sense of the Hazardous Substances Ordinance and have a high flash point.
- the time and costs can be significantly reduced; so the cost is at most 10 to 20 percent of the conventional effort in the prior art.
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE59709338T DE59709338D1 (en) | 1996-05-10 | 1997-05-09 | METHOD AND DEVICE FOR CLEANING SPRAY GUNS PAINTED AND PAINTED |
EP97923867A EP0836532B1 (en) | 1996-05-10 | 1997-05-09 | Device and method for cleaning spray guns soiled by paint |
AT97923867T ATE232756T1 (en) | 1996-05-10 | 1997-05-09 | METHOD AND DEVICE FOR CLEANING PAINT AND PAINT CONTAMINATED SPRAY GUNS |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19619000A DE19619000A1 (en) | 1996-05-10 | 1996-05-10 | Device and method for cleaning objects contaminated with paint and lacquer |
DE19619000.2 | 1996-05-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997043049A1 true WO1997043049A1 (en) | 1997-11-20 |
Family
ID=7794022
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1997/002398 WO1997043049A1 (en) | 1996-05-10 | 1997-05-09 | Device and method for cleaning articles soiled by paint |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0836532B1 (en) |
AT (1) | ATE232756T1 (en) |
DE (2) | DE19619000A1 (en) |
WO (1) | WO1997043049A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US20210205860A1 (en) * | 2018-05-29 | 2021-07-08 | Basf Coatings Gmbh | Cleaning container for cleaning valves of dosing facilities and corresponding cleaning method |
CN115488097A (en) * | 2022-09-15 | 2022-12-20 | 重庆交通大学 | Environmental protection netting belt cleaning device based on surrounding type ultrasonic cavitation |
Families Citing this family (17)
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FR2776542B1 (en) * | 1998-03-31 | 2004-06-11 | Suzuki Motor Co | ULTRASONIC CLEANING APPARATUS |
DE10014782A1 (en) * | 2000-03-27 | 2001-10-11 | Bruns Wuestefeld Stefan | Procedure for cleaning of spray heads and jets entails first blowing through spray head and jets with compressed air, reverse flushing by cleaning fluid in ultrasonic bath, followed by further blowing through and flushing |
DE10031634B4 (en) * | 2000-06-29 | 2004-07-15 | Grip Tec Technische Produkte Gmbh | Process for cleaning grippers on packaging machines |
NL1018503C1 (en) | 2001-07-10 | 2003-01-13 | V O F Demato | Device and method for cleaning impression trays. |
FR2859400B1 (en) * | 2003-09-08 | 2006-02-17 | Daniel Arbogast | INDUSTRIAL PROCESS FOR CLEANING MECHANICAL PARTS, AND MACHINE DEVICE FOR CARRYING OUT SAID METHOD |
WO2006032738A1 (en) * | 2004-09-17 | 2006-03-30 | Kahn, Laurent | Industrial method for cleaning mechanical parts, and implementing device |
DE102006000983B3 (en) * | 2006-01-05 | 2007-02-22 | Schwarzwälder, Gottlob | Cleaning device for spray guns has spring forming part of operating device with fixing element turning about turning axis |
FR2900073B1 (en) * | 2006-04-20 | 2008-07-04 | Aerosec Ind Sarl | METHOD AND DEVICE FOR CLEANING SOILED PRODUCTS. |
DE102006049937A1 (en) * | 2006-10-19 | 2008-04-30 | Quinting, René | Re-usable transportable container e.g. color container, cleaning method, involves mechanically arranging container inside and/or outside with tool from media, and utilizing immersion bath with liquid cleaning agent with ambient temperature |
US20080142037A1 (en) * | 2006-12-19 | 2008-06-19 | Dempski James L | Apparatus and method for cleaning liquid dispensing equipment |
EP2364951A3 (en) * | 2010-03-09 | 2011-11-23 | Dominic Ellickson | A beverage dispensing gun cleaning apparatus |
DE102010031046A1 (en) * | 2010-07-07 | 2012-01-12 | Alfred Kärcher Gmbh & Co. Kg | cleaner |
GB2505692B (en) * | 2012-09-07 | 2018-07-11 | Ui Equipment Ltd | Spray gun washing apparatus and method |
DE102015003102B3 (en) * | 2015-03-11 | 2016-03-03 | B-TEC GmbH Geräte- und Anlagentechnik | Device for cleaning |
DE102020109974A1 (en) | 2020-04-09 | 2021-10-14 | Dürr Systems Ag | Test device and test method for the acoustic function test of an application device |
CN113400853B (en) * | 2021-07-16 | 2022-05-17 | 湖州师范学院 | Art design is with intelligent contrast mixing of colors drawing platform |
CN113814220A (en) * | 2021-09-23 | 2021-12-21 | 福清市新大泽螺旋藻有限公司 | Spirulina belt cleaning device convenient to separation silt |
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US4064885A (en) * | 1976-10-26 | 1977-12-27 | Branson Ultrasonics Corporation | Apparatus for cleaning workpieces by ultrasonic energy |
DE3815589A1 (en) * | 1988-05-06 | 1989-11-16 | Gottlob Schwarzwaelder | Cleaning of articles soiled with coating materials, varnishes or paints, especially spray guns (spray painting guns) |
US4881561A (en) * | 1987-09-14 | 1989-11-21 | Schwarzwaelder Gottlob | Process and device for the fully automatic cleaning of spray guns fouled with paint or varnish |
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US4143669A (en) * | 1977-06-10 | 1979-03-13 | The Mart Corporation | Power parts washer |
DE3215395A1 (en) * | 1982-04-24 | 1983-10-27 | Hübers-Meier oHG, 4290 Bocholt | Washing appliance for parts impregnated with resin or the like |
DE3934928C2 (en) * | 1989-10-20 | 1993-10-28 | Arno Vigano | Dental cleaning device |
-
1996
- 1996-05-10 DE DE19619000A patent/DE19619000A1/en not_active Ceased
-
1997
- 1997-05-09 WO PCT/EP1997/002398 patent/WO1997043049A1/en active IP Right Grant
- 1997-05-09 DE DE59709338T patent/DE59709338D1/en not_active Expired - Fee Related
- 1997-05-09 EP EP97923867A patent/EP0836532B1/en not_active Expired - Lifetime
- 1997-05-09 AT AT97923867T patent/ATE232756T1/en not_active IP Right Cessation
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US4064885A (en) * | 1976-10-26 | 1977-12-27 | Branson Ultrasonics Corporation | Apparatus for cleaning workpieces by ultrasonic energy |
US4881561A (en) * | 1987-09-14 | 1989-11-21 | Schwarzwaelder Gottlob | Process and device for the fully automatic cleaning of spray guns fouled with paint or varnish |
DE3815589A1 (en) * | 1988-05-06 | 1989-11-16 | Gottlob Schwarzwaelder | Cleaning of articles soiled with coating materials, varnishes or paints, especially spray guns (spray painting guns) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20210205860A1 (en) * | 2018-05-29 | 2021-07-08 | Basf Coatings Gmbh | Cleaning container for cleaning valves of dosing facilities and corresponding cleaning method |
CN115488097A (en) * | 2022-09-15 | 2022-12-20 | 重庆交通大学 | Environmental protection netting belt cleaning device based on surrounding type ultrasonic cavitation |
Also Published As
Publication number | Publication date |
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EP0836532B1 (en) | 2003-02-19 |
EP0836532A1 (en) | 1998-04-22 |
ATE232756T1 (en) | 2003-03-15 |
DE19619000A1 (en) | 1997-11-20 |
DE59709338D1 (en) | 2003-03-27 |
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