EP4188610A1 - Ventilanordnung - Google Patents
VentilanordnungInfo
- Publication number
- EP4188610A1 EP4188610A1 EP21743468.7A EP21743468A EP4188610A1 EP 4188610 A1 EP4188610 A1 EP 4188610A1 EP 21743468 A EP21743468 A EP 21743468A EP 4188610 A1 EP4188610 A1 EP 4188610A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- compressed air
- heating
- valve arrangement
- section
- medium
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/16—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed
- B05B7/1606—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed the spraying of the material involving the use of an atomising fluid, e.g. air
- B05B7/1613—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed the spraying of the material involving the use of an atomising fluid, e.g. air comprising means for heating the atomising fluid before mixing with the material to be sprayed
- B05B7/162—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed the spraying of the material involving the use of an atomising fluid, e.g. air comprising means for heating the atomising fluid before mixing with the material to be sprayed and heat being transferred from the atomising fluid to the material to be sprayed
- B05B7/1626—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed the spraying of the material involving the use of an atomising fluid, e.g. air comprising means for heating the atomising fluid before mixing with the material to be sprayed and heat being transferred from the atomising fluid to the material to be sprayed at the moment of mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/001—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work incorporating means for heating or cooling the liquid or other fluent material
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1919—Control of temperature characterised by the use of electric means characterised by the type of controller
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
- B05B1/3033—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head
- B05B1/304—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve
- B05B1/3046—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve the valve element, e.g. a needle, co-operating with a valve seat located downstream of the valve element and its actuating means, generally in the proximity of the outlet orifice
- B05B1/3053—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve the valve element, e.g. a needle, co-operating with a valve seat located downstream of the valve element and its actuating means, generally in the proximity of the outlet orifice the actuating means being a solenoid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0207—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the work being an elongated body, e.g. wire or pipe
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/10—Spray pistols; Apparatus for discharge producing a swirling discharge
Definitions
- the present invention relates to a valve arrangement for applying flowable medium to a substrate, which has a distributor body to which the medium can be fed via a medium inlet, the distributor body having medium outlets which are in fluid communication with the medium inlet, and each medium outlet being connected to a spray valve device arranged on the distributor body with a nozzle for dispensing the free-flowing medium is connected, to which the free-flowing medium is fed via the medium outlet.
- the distributor body has air outlets in fluid communication with a compressed air inlet of the valve arrangement, which are each connected to one of the spray valve devices, in particular to the nozzle of the respective spray valve device, and via which heated compressed air acting on the medium is fed to the spray valve devices.
- Such a valve arrangement also has a heating device which, upstream of the air outlets, has one or more heating elements for heating compressed air, with the heating element or each heating element being connected to one or a section of at least one spray valve device connected to the air outlet on the one hand and to the spray valve device on the other hand
- Compressed air inlet of the valve arrangement is associated with a fluid-conducting compressed air channel, in particular positioned in the respective section, and on the compressed air flowing through the respective section - in particular parallel to its longitudinal extension -, in each case for the transfer of heat from the heating element to the compressed air is passed.
- the temperature of the compressed air used is usually matched to the temperature of the hot-melt adhesive during operation and is kept at a substantially constant temperature value by means of a controller.
- the current compressed air temperature must be determined as precisely as possible.
- the respective temperature sensor not only measures the temperature of the compressed air, but is also largely unintentionally influenced by the heat/temperature of the distributor body, which is heated during operation by the flow of the hotmelt adhesive.
- valve assembly having the features of claim 1 and a valve assembly having the features of claim 4.
- the heating device of the valve arrangement mentioned at the outset is arranged outside of the distributor body (in particular solid or designed as a solid body) and is preferably detachably attached to the distributor body as a unit, in particular with thermal decoupling of heating device and distributor body.
- the heating device and thus the heating element or elements is/are not arranged in the distributor body according to the invention.
- a temperature sensor for measuring the compressed air temperature can also be arranged outside the distributor body, namely assigned directly to the separate heating device, so that the temperature sensor would not be affected or would only be influenced to an insignificant extent by any heating of the distributor block.
- the heating device has at least two heating elements which, upstream of the air outlets, have at least two elongate, spaced-apart, in particular parallel-aligned heating elements for heating compressed air, which then each have a section of one end connected to the air outlet at least one spray valve device connected to this and on the other hand in fluid-conducting connection with the compressed air inlet of the valve arrangement are assigned to the compressed air duct, in particular are each positioned in this section, and past which compressed air flowing through the respective section - in particular parallel to its longitudinal extension - is guided past in each case for the transfer of heat from the respective heating element to the compressed air, with the heating device downstream of these sections via has a further section of the compressed air duct positioned between the heating elements, in which a measuring section of a temperature sensor is arranged for measuring the compressed air temperature.
- the further section of the compressed air duct, in which the measuring section of the temperature sensor is arranged, can preferably have essentially the same distance from the or all heating elements in order to achieve a uniform or "symmetrical" influencing of the temperature by both heating elements at the measuring point cause.
- the further section of the compressed air duct can extend parallel to the heating elements and/or to the sections of the compressed air duct assigned to the heating elements.
- the further section of the compressed air duct in which the measuring section of the temperature sensor is arranged can be positioned between two parallel, preferably horizontal planes in which the heating elements and/or the sections of the compressed air duct assigned to them are arranged.
- the measuring section of the temperature sensor can be aligned parallel to the two heating elements and/or to the sections of the compressed air duct assigned to them.
- these can preferably be connected in parallel in terms of flow, so that compressed air from a compressed air source or the compressed air source to which the valve arrangement is connected during operation is routed in parallel to the two heating elements.
- the sections of the compressed air duct assigned to the heating elements can be connected to one another in a fluid-conducting manner via at least one section of the compressed air duct running transversely to them, in particular arranged in a common plane.
- the sections of the compressed air duct assigned to the heating elements can preferably be connected to one another in a fluid-conducting manner via two such connecting sections which run transversely and are preferably arranged in one of two planes spaced apart from one another.
- two such connecting sections which run transversely and are preferably arranged in one of two planes spaced apart from one another.
- a first connecting section which runs in sections in the area of a respective first heated end of a heating cartridge of the respective heating element
- a second connecting section arranged downstream of the first connecting section, which in sections runs in the area of a respective second heated end, spaced apart from the first heated end, of the Heating cartridge of the respective heating element runs.
- the further section of the compressed air channel can then be connected in a fluid-conducting manner to at least one of these connecting sections (but theoretically also to both connecting sections).
- an outlet of the connecting section is connected to the further section or opens out into it.
- compressed air to be heated can be guided parallel to the heating elements, heated by them and fed via this connecting section to the further section in which the measuring section of the temperature sensor is located.
- an outlet can preferably be arranged, in particular positioned adjacent to the measuring section, from which the heated compressed air is then routed downstream in the direction of the air outlet of the distributor body, i.e. towards the respective spray valve device.
- the or each heating element can comprise one or one (in particular hollow-cylindrical) heating cylinder with compressed air ducts distributed around the circumference, in particular formed by (longitudinal) slots in the outer wall of the heating cylinder, in which in particular centrally a preferably cylindrical Cartridge heater of the heating element is seated, which heats the heating cylinder.
- the opposite ends of the or each heating cartridge can be unheated.
- the compressed air ducts can cover a heated zone of the heating cartridge of the respective heating element on the outside or on the side, in particular between the unheated ends.
- the compressed air ducts of the heating cylinder do not extend into the areas of the heating cylinder or are arranged there, which in each case cover the unheated ends of the cylindrical heating cartridge on the outside or on the side.
- the heating device can have a one-piece, preferably solid or solid body, in which at least the aforementioned sections of the compressed air duct, the heating element or elements and the measuring section of the temperature sensor are arranged.
- the or each section of the compressed air channel can be formed by a or a respective bore in the base body of the heating device.
- the heating cylinder of the or each heating element can preferably be pressed into the section of the compressed air duct associated with the heating element and formed by the or the respective bore, in particular forming a longitudinal or transverse interference fit with the base body of the heating device. This not least in order to to optimize the heat transfer between the base body and the respective heating element.
- the heating device can be fastened, in particular detachably, to a receptacle of the distributor body for the heating device that is connected to the distributor body.
- the mount for the heating device being made of a material which, compared to the material of the base body of the heating device and/or or the distributor body has a thermal conductivity that is in particular at least 50% lower.
- the receptacle for the heating device can be attached to the distributor body using one or more thermally decoupling insulating disks.
- the heating device can also have a protective housing that is thermally decoupled from the base body and attached to the base body, preferably screwed to it using one or more thermally decoupling insulating disks, which covers the base body from the environment, in particular by the base body being arranged in the protective housing is.
- the protective housing can consist of a material that has a thermal conductivity that is at least 50% lower than the material of the base body of the heating device and/or the distributor body.
- FIG. 1 shows a valve arrangement according to the invention in an oblique view
- FIG. 2 shows the valve arrangement from FIG. 1 from the viewing direction II in FIG. 1,
- FIG. 3 shows a section along section line III-III in FIG. 2
- FIG. 4 shows a section through the valve arrangement along section line IV-IV in FIG
- Fig. 5 shows a section along section line V-V in Fig. 2
- Fig. 6 shows a section along section line VI-Vl in Fig. 2
- FIG. 8 shows a diagram that qualitatively shows the relationships between the operating state, temperature and volume flow of the temperature control of a valve arrangement of the prior art
- FIG. 9 shows a diagram analogous to FIG. 8, but relating to a valve arrangement according to the present invention.
- valve arrangement 10 shown in FIG. 1 is used to apply hot-melt adhesive to substrates of any type, such as blanks or film webs that are used in the manufacture of cigarette packs.
- the invention is not limited to such an application.
- the valve assemblies according to the invention can also be used to apply other types of flowable media to other substrates.
- the valve arrangement 10 has a one-piece, solid distributor body 11 designed as a solid body, which is used to distribute the liquid medium supplied to the distributor body 11 to five spray valve devices 12 (detachably) attached to the distributor body 11, from which the liquid medium is sprayed onto the substrate is applied.
- the spray valve devices 12 are each connected via an assigned medium outlet 13a of the distributor body 11 to a medium outlet in the distributor body 11 arranged medium channel 14 connected.
- the medium channel 14 is supplied with the liquid medium, that is to say in the present case the hotmelt adhesive, via a medium inlet 13b of the distributor body 11 which is connected to a medium source or a medium reservoir (not shown).
- One or more heating elements 60 which are arranged in the distributor body 11, ensure that heat is supplied to the medium in order to keep it at a certain temperature and/or to heat it up to such a temperature.
- the liquid medium is fed to a spray valve unit 15 of the spray valve device 12 which, in a manner known per se, has an electromagnetically operated valve with a dosing element 16 which either opens or closes a valve opening 17 of the spray valve unit 15 .
- the valve opening 17 is connected in a fluid-conducting manner to a spray nozzle 19 of the spray valve device 12 via a dosing channel 18 arranged in the distributor body 11 .
- the medium is supplied to the valve arrangement 10 in accordance with the spray nozzle 19 and emerges from the spray nozzle 19 at the end of a discharge channel 20 .
- the exiting (liquid) medium is intentionally whirled up by the supply of previously heated compressed air in order to produce specific medium application patterns on the substrate.
- the heated compressed air is fed to the spray valve device 12, in the present case the spray nozzle 19 of the same, via a section 21 of a compressed air duct 24, which is in fluid communication with an air outlet 22 arranged in the distributor body 11, which in the present case is an annular discharge duct 23 of the spray nozzle 19 flows.
- the compressed air channel 24 also has other sections in the distributor body 11, each of which leads to the other spray valve devices 12 or to their spray nozzles 19.
- the compressed air is supplied to the compressed air channel 24 or the valve arrangement 10 from a compressed air source, not shown.
- a compressed air source not shown.
- she Before she gets to the spray nozzle 19 she is albeit heated in a heating device 25, the temperature of the compressed air being matched to the temperature of the (liquid) application medium, in other words in the present case to the temperature of the hotmelt adhesive. It is important to regulate the heating of the compressed air to a preset temperature value as precisely and dynamically as possible. This is done with a control device, not shown.
- valve arrangement 10 in particular the heating device 25 thereof, is designed in a special way.
- the heating device 25 is designed as a unit that is separate from the distributor body 11, which is arranged outside of the distributor body 11 and is fastened to the distributor body 11, in the present case detachably. In the present case with thermal decoupling from the heating device 25 on the one hand and the distributor body 11 on the other.
- the heating device 25 has a one-piece, solid base body 26 or a base body embodied as a solid body, which is thermally decoupled and is attached (detachably) to the distributor body 11 in a manner that will be described in more detail later.
- the distributor body 11 has a receptacle 27 to which the base body 26 is screwed via (only) one screw 28 .
- the receptacle 27 itself is attached to the distributor body 11 by means of a plurality of screws 29, and is also thermally decoupled.
- Both the receptacle 27 and the insulating discs 30 are made of a material, in particular a plastic material, which has a thermal conductivity that is preferably at least 50% lower than the metal material, in particular, of the base body 26 of the heating device 25 and/or the distributor body 11 of the valve arrangement 10 .
- a protective housing 31 or a protective hood of the heating device 25 is fastened to the base body 26 in a thermally decoupled manner by means of insulating disks 32 and corresponding screws 33 .
- the protective housing 31 is arranged outside of the fastening areas at a distance from the base body 26 (promoting insulation) in such a way that it covers the base body 26 towards the environment. This reduces the risk of a user accidentally touching the base body 26 of the heating device 25, which is usually hot during operation.
- the compressed air channel 24 of the valve arrangement 10 is continued upstream of the distributor body 11 in the heating device 25, namely in the base body 26 thereof, up to a compressed air inlet 34 of the valve arrangement 10, into which a connection piece 57 for a hose line 58 leading to a compressed air source (not shown) opens .
- this continuation of the compressed air duct 24 takes place in that the section 21 of the compressed air duct 24 of the distributor body 11 is connected in a fluid-conducting manner using a seal 53 to an opposite section 55 of the compressed air duct 24 running in the base body 26, with a corresponding fluid-conducting connection from a terminal one Connection outlet 54 of the base body 26 with an opposite, terminal connection outlet 52 of the distributor body 11.
- compressed air is first supplied to the heating device 25 for heating via the aforementioned compressed air source fed.
- the compressed air heated by the heating device 25 is then fed to the distributor body 11, namely, as described, to the section 21 of the compressed air channel 24 of the distributor body 11.
- these heating elements 35 are arranged in the base body 26 in two sections 36 and 37 of the compressed air duct 24, which run parallel to one another at a distance, in particular in preferably horizontal planes arranged one above the other.
- the heating elements 35 each comprise a hollow-cylindrical heating cylinder 38, in the center or core of which a cylindrical heating cartridge 39 is seated in contact with the surrounding outer wall 51 of the heating cylinder 38.
- Each (electrically operated) heating cartridge 39 is connected to a power supply (not shown) via power cables 40 that are routed outwards from the heating device 25 or the base body 26 of the same.
- Each heating cartridge 39 has unheated zones at its opposite ends, namely a first unheated zone 47a and a second unheated zone 47b, between which a continuous heated zone 46 is arranged, via which the heat is radiated during operation.
- a further section 41 of the compressed air duct 24 which runs parallel to the sections 36, 37 and is fluidly connected to the two sections 36 and 37, specifically each at the same distance from the two sections 36 and 37.
- a front measurement section 42 of a temperature sensor 43 is arranged in this further section 41 of the compressed air duct 24 , which in the present case runs parallel to the elongate heating elements 35 .
- Signal lines 44 lead to the temperature sensor 43 and are connected to an (external) control/evaluation device in order to evaluate the measurement signals of the temperature sensor.
- the signal lines 44 are also led out accordingly to the outside of the heating device 25 or the base body 26 .
- the compressed air fed from the compressed air source via the compressed air inlet 34 to the heating device 25 is guided in a special way inside the base body 26.
- the sections 36 and 37 of the compressed air channel 24 are fluidically connected in parallel via a first connecting section 45a of the compressed air channel 24, which runs transversely to the sections 36 and 37 of the compressed air channel 24 and thereby connects them to one another.
- the first connecting section 45a is arranged at the level of the compressed air inlet 34 or in a plane running transversely to the sections 36, 37 and also at the level of a respective heated first end 46a of the heated zone 46 of the respective heating cartridge 39, which is adjacent to the compressed air inlet 34 , to which the unheated zones 47a each adjoin.
- the further section 41 in which the measuring section 42 of the temperature sensor 43 is located, is connected in a fluid-conducting manner via a second connecting section 45b, which runs parallel to the first connecting section 45a, to the sections 36 and 37 of the compressed air duct 24 assigned to the heating elements 35.
- the second connecting section 45b of the compressed air duct 24 also runs transversely to the two sections 36 and 37.
- the second connecting section 45b is arranged at the level of a second heated end 46b of the heated zone 46 of the respective heating cartridge 39, to which the unheated zones 47b of the heating cartridges 39 adjoin each.
- the fluid-conducting connection of the second connecting section 45b to the further section 41, in which the measuring section 42 of the temperature sensor 43 is seated, takes place via an inlet 48, via which compressed air flows downstream into the further section 41 during operation, where it flows around the measuring section 42, then at another end of the further section 41 from an outlet 49 of the further section 41 downstream in the direction of section 55 of the compressed air duct 24 is guided and finally flows into the section 21 of the compressed air channel 24 arranged on the distributor body 11 .
- the two sections 36 and 37 as well as the sections 41, 45a, 45b, 55 are in the present case bores in the base body 26 designed as a solid body or in the base body material.
- the heating elements 35 are seated in the bores forming the sections 36 and 37 of the compressed air duct 24; specifically, they are pressed into these bores, for example forming a longitudinal or transverse interference fit with the surrounding material of the base body 36.
- the heating cylinders 38 each have compressed air guide channels 50 on their circumference for this purpose to increase the contact surface between the hot heating cylinder wall 51 and the compressed air, along which the compressed air to be led.
- the compressed air guide channels 50 are formed as longitudinal slots (running parallel to one another) in the outer wall 51 of the respective heating cylinder 38 .
- the guided through this compressed air ducts 50 air is correspondingly heated by the heating cartridges 39 heating cylinder material or by the heat emanating from the heating cylinders 39 on its way along the
- Compressed air ducts 50 heated.
- the compressed air ducts 50 do not have to be in the form of slots running parallel to the longitudinal axis of the heating cylinder.
- a helical course along/in the wall 51 or other types and courses of the compressed air ducts 50 is also conceivable.
- the temperature q and the volume flow Q are plotted over time t (operating time) and the actual and target temperatures 56 and 61 of the compressed air and the actual volume flow 59 are plotted as graphs Measures according to the invention described above mean, as shown in FIG selected target temperature 61.
- the control can react precisely and dynamically in such a way that the actual temperature is only subject to minor fluctuations.
- FIG. 8 shows for a valve arrangement of the prior art how the actual temperature 56 there is subject to large fluctuations, particularly with changes in the actual volume flow 59 of the compressed air, but also with an unchanged volume flow 59 .
- this is due in particular to a significantly less favorable positioning of the respective temperature sensors, which accordingly cannot deliver current or precise temperature measurement values, to a less favorable flow of the compressed air in the area of the heating elements, to a less favorable design of the heating elements themselves and to the fact that the heating devices of the prior art, in particular their heating elements, are usually arranged within the distributor body 11 and not in a separate base body 26.
- valve assembly 40 power cable cartridge heater
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Nozzles (AREA)
- Coating Apparatus (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102020119763.2A DE102020119763A1 (de) | 2020-07-27 | 2020-07-27 | Ventilanordnung |
| PCT/EP2021/069362 WO2022023015A1 (de) | 2020-07-27 | 2021-07-12 | Ventilanordnung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4188610A1 true EP4188610A1 (de) | 2023-06-07 |
Family
ID=76999862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP21743468.7A Withdrawn EP4188610A1 (de) | 2020-07-27 | 2021-07-12 | Ventilanordnung |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20230311141A1 (de) |
| EP (1) | EP4188610A1 (de) |
| CN (1) | CN116194223A (de) |
| DE (1) | DE102020119763A1 (de) |
| WO (1) | WO2022023015A1 (de) |
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| DE3225844C2 (de) | 1982-07-09 | 1985-06-20 | Sprimag Spritzmaschinenbau Gmbh, 7312 Kirchheim | Verfahren und Vorrichtung zum Auftragen von Schichten aus thermoplastischen Kunststoffen |
| DE8406368U1 (de) | 1984-03-01 | 1984-06-28 | Otto, Roland, 8752 Kleinostheim | Duesenelement |
| US5145689A (en) * | 1990-10-17 | 1992-09-08 | Exxon Chemical Patents Inc. | Meltblowing die |
| US5458291A (en) * | 1994-03-16 | 1995-10-17 | Nordson Corporation | Fluid applicator with a noncontacting die set |
| US5934562A (en) * | 1998-04-15 | 1999-08-10 | Illinois Tool Works Inc. | Hot melt adhesive dispensing system with laminated air heater |
| US6168049B1 (en) * | 1999-11-03 | 2001-01-02 | Illinois Tool Works Inc. | Hot melt adhesive applicator with centrally located filter |
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| US7082262B2 (en) * | 2004-04-22 | 2006-07-25 | Nordson Corporation | Integral manifold for liquid material dispensing systems |
| US7052548B2 (en) * | 2004-04-22 | 2006-05-30 | Nordson Corporation | Angled manifold and dispensing apparatus |
| EP2283931A3 (de) * | 2006-01-06 | 2011-04-13 | Nordson Corporation | Flüssigkeitsspender mit individualisierter Prozessluftsteuerung |
| DE202006019724U1 (de) * | 2006-12-29 | 2007-03-01 | Nordson Corporation, Westlake | Vorrichtung mit Schlitzdüsenanordnung zum Abgeben von Fluid |
| DE202013003295U1 (de) * | 2012-12-21 | 2014-04-03 | Otto Männer Innovation GmbH | Heizer-Thermoelement-Anordnung |
| US9731486B2 (en) * | 2013-09-16 | 2017-08-15 | Nordson Corporation | Heat exchange device with ring shaped thin slit section for use in liquid adhesive systems and related methods |
| DE102014001897A1 (de) * | 2014-02-14 | 2015-08-20 | Focke & Co. (Gmbh & Co. Kg) | Ventilanordnung zum Auftragen von fließfähigen Medien auf Oberflächen |
| ES2900485T3 (es) * | 2015-03-16 | 2022-03-17 | Nordson Corp | Dispositivo de intercambio de calor con sección de ranura delgada en forma de anillo para uso en sistemas de adhesivo líquido y procedimientos relacionados |
| DE102015213421A1 (de) | 2015-07-16 | 2017-01-19 | IPR-Intelligente Peripherien für Roboter GmbH | Wachssprühpistole und Austragsystem mit einer solchen Wachssprühpistole |
| DE102016014092A1 (de) * | 2016-11-28 | 2018-05-30 | Illinois Tool Works, Inc. | Verfahren zum Schützen einer Klebstoff-Abgabevorrichtung und selbige |
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2020
- 2020-07-27 DE DE102020119763.2A patent/DE102020119763A1/de active Pending
-
2021
- 2021-07-12 WO PCT/EP2021/069362 patent/WO2022023015A1/de not_active Ceased
- 2021-07-12 EP EP21743468.7A patent/EP4188610A1/de not_active Withdrawn
- 2021-07-12 CN CN202180059806.6A patent/CN116194223A/zh active Pending
- 2021-07-21 US US18/005,763 patent/US20230311141A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| US20230311141A1 (en) | 2023-10-05 |
| CN116194223A (zh) | 2023-05-30 |
| WO2022023015A1 (de) | 2022-02-03 |
| DE102020119763A1 (de) | 2022-01-27 |
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