EP0983797A2 - Procédé et dispositif d'application d'un adhésif sur une surface de produit - Google Patents

Procédé et dispositif d'application d'un adhésif sur une surface de produit Download PDF

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Publication number
EP0983797A2
EP0983797A2 EP99115452A EP99115452A EP0983797A2 EP 0983797 A2 EP0983797 A2 EP 0983797A2 EP 99115452 A EP99115452 A EP 99115452A EP 99115452 A EP99115452 A EP 99115452A EP 0983797 A2 EP0983797 A2 EP 0983797A2
Authority
EP
European Patent Office
Prior art keywords
nozzle body
air
nozzle
section
convergent
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Withdrawn
Application number
EP99115452A
Other languages
German (de)
English (en)
Other versions
EP0983797A3 (fr
Inventor
Thomas Meyer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robatech AG
Original Assignee
Robatech AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robatech AG filed Critical Robatech AG
Publication of EP0983797A2 publication Critical patent/EP0983797A2/fr
Publication of EP0983797A3 publication Critical patent/EP0983797A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
    • 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
    • B05B7/08—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point
    • B05B7/0807—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets
    • B05B7/0861—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets with one single jet constituted by a liquid or a mixture containing a liquid and several gas jets
    • 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

Definitions

  • the invention relates to a method and an apparatus for applying a Adhesive on a product surface, in which the adhesive from one with a nozzle body provided spray head in the form of an outlet side of at least an air jet applied spray thread approximately spirally on the sprayed Product area is applied.
  • a device for the application of an adhesive to a product surface, a device is known from the publication ( US 5,065,943 ) which essentially comprises a spraying device and a processing device for the adhesive which is operatively connected thereto, and an air introduction device which is connected to a spray head via at least one channel, with the Spray head is either a disc-shaped nozzle body and attached to it by a screw-on cap or a cap designed as a nozzle body.
  • the nozzle body which is penetrated by an outlet opening, is provided with a plurality of holes distributed in the circumferential direction and oriented parallel to a truncated cone obliquely in the direction of the emerging spray thread, each of which directs an air jet onto the emerging adhesive spray thread and this is applied approximately in a spiral to the product surface to be sprayed becomes.
  • the individual elements of the spray device have in particular the spray head has a relatively complicated construction, wherein in particular the nozzle body arranged and fastened on the spray head has the corresponding manufacturing tolerances for the bores arranged therein, which cause an uneven spiral application and also after changing the Nozzle body require a new time-consuming and costly readjustment.
  • the invention has for its object a method and a device with it arranged spray head and nozzle body to create an even and exactly limited on the side with respect to the respective spraying area Guidance of the glue jet is achieved.
  • the solution to the problem with regard to the method is that of the spray head emerging adhesive spray thread for spiral transport and application the product area of at least one as a result of convergent-divergent means of the nozzle body accelerated air jet is applied.
  • the device for carrying out the method which is designed according to the preamble of claim 5 , is characterized in that in each case an air nozzle converges in the bores of the nozzle body which are acted upon by air via an assigned air duct in order to achieve an air jet which accelerates and is directed onto the adhesive spray thread -divergent interior can be used or the interior of the individual bore oriented in the flow direction is designed to be convergent-divergent.
  • FIG. 1 shows a device 75, shown in a schematic view, for dispensing adhesives, in particular hot melt adhesives, in the form of a so-called spray thread 6 .
  • the spray thread 6 is acted upon by means of a spray head 40 or 40 ' arranged on the device 75 in the region of an outlet opening (not shown in FIG. 1) by at least one air jet and thereby in an approximately spiral manner according to the direction of the arrow 6' onto a product surface (not shown) and to be sprayed with the adhesive applied.
  • the device 75 essentially comprises a spray device 45 with the spray head 40 or 40 ′ arranged at one end, as well as a preparation device 46 and an air introduction device 47 connected to a compressed air source 74 .
  • the two devices 46 and 47 with the functional elements arranged therein can also be arranged together in a one-piece housing.
  • the preparation device 46 is connected via a hose 48 which can be heated with appropriate means to a container (not shown) and a pump arranged therein.
  • the adhesive is correspondingly liquefied in the container and fed to the preparation device 46 via the heated hose 48 and from there to the spray device 45 via a filter 46 ' and the channel 49' connected therewith.
  • the channel 49 ' is preferably provided with a heating element 49 , shown schematically in FIG. 1 .
  • the spray head 40 or 40 ′ arranged at the front end of the spray device 45 can be acted upon by compressed air from the air introduction device 47 connected to the compressed air source 74 .
  • the two devices 46 and 47, which are operatively connected to the spray device 45, are sealed to one another at the channels which are connected to one another in a manner not shown, by means of correspondingly assigned seals, and are fastened to one another by screw connections, likewise not shown.
  • the parts 40 or 40 ' , 45 , 46 and 47 together form the device 75 designed as a structural unit ( FIG. 1 ).
  • the spray device 45 shown schematically in FIG. 1 in the exemplary embodiment shown comprises two interconnected housings 41 and 42 and the spray head 40 or 40 ′ arranged at the front end of the first housing 41 .
  • the spray head 40 or 40 ' has a connection housing 25 which is connected to the air introduction device 47 and a nozzle body 15 or 15' arranged and fastened thereon.
  • the individual elements of the spray head 40 or 40 ' according to the invention are described in detail below in connection with FIGS. 2 to 8 .
  • FIG. 2 shows the spray head 40 arranged on the partially illustrated first housing 41 of the spray device 45 with the connection housing 25 and the nozzle body 15 on a larger scale and in section.
  • the terminal housing 25 is circumferentially arranged to each other screws 39 distributed (shown only once) by a plurality of the first housing partially shown in section of the sprayer 41 attached 45th
  • an insert 30 can be seen in FIG. 2 , a guide sleeve 35 with an associated and thus operatively connected compression spring 44 and a piston rod 43 .
  • the piston rod 43 is operatively connected at one end to at least one piston element, not shown, and is arranged coaxially in the interior 41 'of the first housing 41 and in the individual elements 35 and 30 of the spray head 40 .
  • the piston rod 43 which is operatively connected to it in a manner not shown, can be displaced according to arrow direction X or X ' ( FIG. 2 ).
  • the piston rod 43 is provided with a conically tapered section 43 ' and arranged in the insert 30 provided with a correspondingly tapered recess 34' ( FIG. 3 ).
  • the insert 30 is provided with a correspondingly designed outlet opening 34 for the outlet of the adhesive in the form of the spray thread 6 ( FIG. 1 ), which is supplied under pressure by means of the piston elements (not shown).
  • a needle-shaped tip can be arranged at the front end of the conically tapering section 43 ' , which tip can be inserted into the outlet opening 34 of the insert 30 for closure.
  • the tip 43 ′′ ( FIG. 7 ) protrudes approximately 0.2 mm from the outlet opening 34 , so that in this operating position there is no residual amount of the adhesive in the outlet opening 34 designed as a nozzle channel. This prevents droplets (glue blobs) that lead to machine malfunctions when the glue is applied to the product surface to be sprayed.
  • connection housing 25 is, as shown in FIG. 2 , with a seal 1 in the interior 41 'of the first housing 41 , the insert 30 with a seal 2 in the connection housing 25 and with a seal 3 in the nozzle body 15 and this with a seal 4 arranged in the connection housing 25 .
  • the connection housing 25 is connected to the air introduction device 47 via an inlet bore 26 ′ arranged thereon with an associated seal 5 .
  • the air intake device 47 is fastened to the connection housing 25 by a screw connection, not shown.
  • FIG. 2 shows the nozzle body 15 which is provided with a recess 21 and with bores 20 arranged in a circumferential direction with respect to one another. An air nozzle 10 is arranged in each of the individual bores 20 and held by means not shown.
  • FIG. 3 the individual elements 15 , 25 , 30 and 35 of the spray head 40 according to FIG. 2 , viewed in the direction of the common axis of symmetry S , are shown in the disassembled state as a so-called explosive drawing. Elements 15 , 25 , 30 and 35 are described below.
  • the nozzle body 15 has a cylindrical section 17 , which is provided at one end with a molded flange 16 and at the other end with a molded shoulder 16 ' .
  • On the end face 22 the nozzle body 15 is provided with the recess 21 which, starting from the end face 22 in the direction of an inner wall 21 ', has a conically tapering side wall 21'' .
  • the nozzle body 15 is further provided with a first cylindrical bore 19 and a second bore 19 ' adjoining it and tapering in the direction of the inner wall 21' of the recess 21 .
  • the two bores 19 and 19 ' penetrating the nozzle body 15 in the axial direction are, as shown in FIG. 2 , designed to receive the insert 30 coaxially.
  • a plurality of holes 20 are provided which are distributed in the circumferential direction and spaced apart from one another and which, starting from the rear side 22' , pass through the cylindrical section 17 of the nozzle body 15 inclined in the direction of the axis of symmetry S.
  • the bores 20 of the nozzle body 15 oriented obliquely in the direction of the axis of symmetry S are designed to insert an appropriately designed air nozzle 10 ( FIG. 2 ).
  • the individual air nozzle 10 is adjustable in the respective bore 20 in the axial direction thereof relative to the inner wall 21 'of the recess 21 of the nozzle body 15 .
  • the special configuration of the air nozzle 10 is described below in connection with FIG. 5 .
  • the connection housing 25 has a first cylindrical section 25 ′ and a second cylindrical section 25 ′′, which is formed separately from it, with an annular groove 29 arranged thereon for the seal 1 ( FIG. 2 ). Seen in the axial direction, the connection housing 25 is penetrated by a first recess 27 and a second recess 28 with a diameter that is offset from it. The second recess 28 is delimited in the axial direction by an annular stop 28 ′ and is connected to the first recess 27 via an opening 28 ′′ .
  • the first recess 27 has a cylindrical section 27 ' , a section 27'' formed as an internal thread and an adjoining annular channel 26 which is delimited by an inner wall 26'' . In the assembled state ( FIG.
  • the annular channel 26 serves as a pressure chamber and is connected to the air introduction device 47 ( FIG. 1 ) via at least one bore 26 ′ penetrating the first cylindrical section 25 ′ in the radial direction.
  • a circular groove 24 ' surrounding the bore 26 ' is further provided for the seal 5 ( FIG. 2 ).
  • the insert piece 30 has a first cylindrical section 31 provided with an annular groove 31 '' for the seal 2 ( FIG. 2 ) and a second one with a diameter and a groove 32 '' for the seal 3 ( FIG. 2 ) Section 32 .
  • a conically tapering third section 33 is formed at the front end of the second section 32 .
  • the insert 30 is penetrated in the axial direction by a first bore 31 ' , a second bore 32' which is formed thereon, and an adjoining recess 34 'which is tapered in the direction of the passage opening 34 .
  • the guide sleeve 35 has a hollow cylindrical body 37 which is provided at one end with a flange 36 and at the other, opposite end with a hub part 36 ' arranged in the interior of the body 37 .
  • the hollow cylindrical body 37 is penetrated by a first recess 37 ′ oriented in the axial direction.
  • the hub part 36 ' has a centering piece 38 which is arranged coaxially therein and which, for guiding the piston rod 43 ( FIG. 2 ), is penetrated by a second recess 38' which is connected to the first recess 37 'of the hollow cylindrical body 37 .
  • the hub part 36 ' is penetrated by a plurality of bores 38'' distributed in the circumferential direction, through which the pressurized adhesive can be supplied to the insert 30 .
  • FIG. 4 shows a section along the line IV-IV through the guide sleeve 35 and one recognizes the hollow cylindrical body 37 , the hub part 36 ′ arranged therein with the centering piece 38 and the recess 38 ′ arranged therein, and the one distributed in the circumferential direction to one another in the hub part 36 ' arranged holes 38'' .
  • the air nozzle 10 which can be inserted into the individual bore 20 of the nozzle body 15 ( FIGS. 2, 7 ) on a larger scale and in section.
  • the air nozzle 10 consists of an elongated, hollow cylindrical tube 11 , which is provided at the two outer ends with a stepped collar 11 ' and collar 11'' .
  • the tube 11 has an interior 10 ' oriented in the axial direction, which, starting from the inlet side 12, has a convergent section 12' , an adjoining nozzle neck 13 and an adjoining and divergent section 14 ' oriented towards the outlet side 14 .
  • the convergent section 12 ' is provided with a circular, arcuate wall section 12'' .
  • the nozzle neck 13 has a diameter D of approximately 0.3 to 0.6 mm, to which the divergent section 14 ′ oriented at an acute angle ⁇ in the direction of the outlet side 14 adjoins.
  • the angle ⁇ of the divergent section 14 ' is approximately 10 ° in the preferred embodiment.
  • the air nozzle 10 which is not shown, there is also the possibility that it has the section 12 ' formed convergent in the direction of the nozzle neck 13 only on the inlet side 12 and, starting from the nozzle neck 13 in the direction of the outlet side 14, with a cylindrical section 14'. is provided.
  • FIG. 6 shows, as a further exemplary embodiment, the nozzle body 15 ' shown in section and as a section, and the two bores 19 , 19' and the recess 21 , the cylindrical section 17 with the groove 18 and the external thread 17 'can be seen .
  • the nozzle body 15 ' is designed essentially analogously to the nozzle body 15 described in detail above in connection with FIG. 3 . Notwithstanding thereof are useful in the nozzle body 15 'according to FIG. 6, the individual, obliquely in the direction of the symmetry axis S (Fig. 3) inclined bores 20' with the interior 20 '' is provided which is similar to the interior 10 'of the above in conjunction with Figure 5 described air nozzle 10 is formed.
  • the interior 20 ′′ of the bore 20 ′ has a section 8 ′ which is formed convergingly from the inlet side 8 , a nozzle neck 7 adjoining it and a section 9 ′ adjoining it and divergent in the direction of the outlet side 9 .
  • the convergent section 8 ' is provided with a circular, arcuate wall section 8'' .
  • the nozzle body 15 ' shown as a variant in FIG. 6 with the bores 20' arranged therein and essentially nozzle-shaped can be made of a suitable plastic, for example by injection molding, in which the interior 20 '' of the bores 20 'is absolutely smooth in terms of flow has optimal inner surface.
  • the air nozzle 10 described above in connection with FIG. 5 and usable in the nozzle body 15 according to FIG. 2 or FIG. 7 or the bores 20 ′′ arranged in the nozzle body 15 ′ with the convergent and divergent sections 8 ′ , 9 ′ ensure in essentially the pressure curve of a Laval nozzle known per se.
  • the air jet ejected from the air nozzle 10 of the nozzle body 15 or from the appropriately designed bores 20 '' of the nozzle body 15 ' in the convergent section 12' or 8 ' and thus in front of the respective nozzle neck 13 or 7 has a certain initial speed (subsonic speed), which when passing through the nozzle neck 13 or 7 increased accordingly (speed of sound) and accelerated again in the divergent section 14 ' or 9' (supersonic speed).
  • Fig. 7 shows the in a larger scale and partly in section, second embodiment illustrated of the spray head 40 'of the spraying apparatus 45 according to FIG. 1 and it is seen that by means of the screws 39 to the housing 41 fixed terminal housing 25 and the screwed-in nozzle body 15 with the therein Air nozzles 10 distributed in the circumferential direction to one another. Furthermore, one can see a section of the guide sleeve 35 with the piston rod 43 mounted coaxially therein and an insert 50 which is arranged and held in the nozzle body 15 as a result of the compression sleeve-loaded guide sleeve 35 .
  • a nozzle-shaped mouthpiece 60 is arranged in the spray head 40 ′ according to FIG. 7 at the outlet-side end of the insert 50 .
  • the mouthpiece 60 is provided with an appropriately designed outlet opening 64 for the outlet of the adhesive (not shown) in the form of the spray thread 6 ( FIG. 1 ).
  • the piston rod 43 is provided on the conically tapering section 43 ' with a needle-shaped tip 43'' which can be inserted coaxially into the mouthpiece 60 .
  • the piston rod 43 can be displaced in the direction of the arrow X or X 'in the same way as described above in connection with FIG. 2 , depending on the action on the piston element (not shown).
  • FIG. 8 shows the nozzle-shaped mouthpiece 60 for the spray head 40 ', shown on a larger scale and in section.
  • the mouthpiece 60 has a first cylindrical section 60 ' and a second cylindrical section 60''with a reduced diameter.
  • the mouthpiece 60 is seen in the flow direction through a plurality of recesses 61 , 62 and 63, each tapering conically in the direction of the outlet opening 64 .
  • the insert 50 has a recess, not designated, which is designed in accordance with the external shape of the mouthpiece 60 and in which the mouthpiece 60 is arranged , as shown in FIG. 7 .
  • the mouthpiece 60 is preferably pressed into the recess of the insert 50 .
  • the piston rod 43 with the integrally formed conical section 43 'and the molded-on tip 43''and the mouthpiece 60 are formed so that the outlet opening 64 thereof is closed off from the tip 43''.
  • the tip 43 ′′ protrudes slightly (about 0.2 mm) from the outlet opening 64 , so that in this operating position there is no residual amount of the adhesive in the outlet opening 64 designed as a nozzle channel. This configuration ensures that when the glue is applied to the product surface to be sprayed, droplet formation (glue blob) that leads to machine malfunctions is prevented.

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  • Coating Apparatus (AREA)
EP99115452A 1998-09-04 1999-08-05 Procédé et dispositif d'application d'un adhésif sur une surface de produit Withdrawn EP0983797A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH181598 1998-09-04
CH181598 1998-09-04

Publications (2)

Publication Number Publication Date
EP0983797A2 true EP0983797A2 (fr) 2000-03-08
EP0983797A3 EP0983797A3 (fr) 2003-02-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP99115452A Withdrawn EP0983797A3 (fr) 1998-09-04 1999-08-05 Procédé et dispositif d'application d'un adhésif sur une surface de produit

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US (1) US6170759B1 (fr)
EP (1) EP0983797A3 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7178742B2 (en) 2003-05-06 2007-02-20 Lear Corporation Fluid delivery system for spray applicator
DE102010001454A1 (de) 2010-02-01 2011-08-04 BSH Bosch und Siemens Hausgeräte GmbH, 81739 Vorrichtung zum Erzeugen eines Gespinsts und deren Verwendung
CN104001643A (zh) * 2013-12-18 2014-08-27 柳州广菱汽车技术有限公司 涂胶枪
WO2018152972A1 (fr) * 2017-02-21 2018-08-30 南通中菱绝缘材料有限公司 Compte-gouttes de colle à pression d'air du type à insertion

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WO2000032318A1 (fr) * 1998-12-03 2000-06-08 Nordson Corporation Systeme d'application d'une matiere thermofusible pourvu d'un dispositif de surveillance de la pression a haute temperature et de collecteurs de retour chauffes
JP4947330B2 (ja) * 2001-06-05 2012-06-06 ノードソン株式会社 接着剤吐出装置のノズルキャップ
US6811095B2 (en) * 2002-01-07 2004-11-02 Illinois Tool Works Inc. All plastic air cap for hot melt adhesive applicator
JP3963750B2 (ja) * 2002-03-25 2007-08-22 日本電産サンキョー株式会社 曲面切削加工方法
WO2003086949A2 (fr) * 2002-04-12 2003-10-23 Nordson Corporation Applicateur et buse permettant de distribuer des motifs controles de materiau liquide
FR2839663B1 (fr) * 2002-05-16 2004-07-23 Itw Surfaces & Finitions Tete de pulverisation d'un produit tel que de la peinture
FR2852867B1 (fr) * 2003-03-24 2005-06-03 Joseph Haiun Buse de pulverisation de liquide surchauffe
US20070049886A1 (en) * 2005-08-31 2007-03-01 Kimberly-Clark Worldwide, Inc. Absorbent web with improved integrity and methods for making the same
US7461836B2 (en) * 2006-08-11 2008-12-09 Moring Kenneth E Apparatus and method for creating an insert on an inline printing press
KR100807356B1 (ko) 2006-09-15 2008-02-28 주식회사 데코엔지니어링 자동차 내, 외판 접합용 접착제 분사노즐
KR101142248B1 (ko) 2010-03-10 2012-05-07 주식회사 은성글로벌상사 피부 삭피 및 세정용 액체와 에어 분사장치
DE102014202339B4 (de) * 2014-02-10 2017-06-01 Jürgen Hiessl Sprühkopf zum Auftragen und Verteilen von Flüssigkeiten in Minimalmengen
US9446422B2 (en) * 2015-02-10 2016-09-20 Nordson Corporation Adhesive dispensing module and method of spraying a plurality of droplets of a liquid adhesive
RS66256B1 (sr) * 2016-10-07 2024-12-31 Musashi Engineering Inc Uređaj za ispuštanje tečnog materijala sa uređajem za kontrolu temperature, uređaj za njegovu primenu i postupak primene
CN107930994A (zh) * 2017-12-27 2018-04-20 苏州华控注胶技术有限公司 一种设置有注胶流道的结构件及其注胶机
CN108405265A (zh) * 2018-05-17 2018-08-17 管庆芬 一种照明灯生产用点胶设备
CN110877004A (zh) * 2018-09-05 2020-03-13 中航贵州飞机有限责任公司 一种压力注胶器
ES2906064T3 (es) * 2019-03-29 2022-04-13 Robatech Ag Dispositivo para la distribución de un medio capaz de fluir

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US5065943A (en) 1990-09-06 1991-11-19 Nordson Corporation Nozzle cap for an adhesive dispenser
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USRE33481E (en) 1987-04-23 1990-12-11 Nordson Corporation Adhesive spray gun and nozzle attachment
US4969602A (en) 1988-11-07 1990-11-13 Nordson Corporation Nozzle attachment for an adhesive dispensing device
US5065943A (en) 1990-09-06 1991-11-19 Nordson Corporation Nozzle cap for an adhesive dispenser
WO1994004282A1 (fr) 1992-08-17 1994-03-03 Nordson Corporation Ajutage en une seule piece a cavite zero pour pulverisation tourbillonnante d'adhesif

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7178742B2 (en) 2003-05-06 2007-02-20 Lear Corporation Fluid delivery system for spray applicator
DE102004021223B4 (de) * 2003-05-06 2008-06-12 International Automotive Components Group North America, Inc. (n.d.Ges.d. Staates Delaware), Dearborn Fluidzuleitungssystem für eine Sprühauftragsvorrichtung
DE102010001454A1 (de) 2010-02-01 2011-08-04 BSH Bosch und Siemens Hausgeräte GmbH, 81739 Vorrichtung zum Erzeugen eines Gespinsts und deren Verwendung
CN104001643A (zh) * 2013-12-18 2014-08-27 柳州广菱汽车技术有限公司 涂胶枪
WO2018152972A1 (fr) * 2017-02-21 2018-08-30 南通中菱绝缘材料有限公司 Compte-gouttes de colle à pression d'air du type à insertion

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US6170759B1 (en) 2001-01-09
EP0983797A3 (fr) 2003-02-05

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