EP0834456A2 - Dispositif de fermeture - Google Patents

Dispositif de fermeture Download PDF

Info

Publication number
EP0834456A2
EP0834456A2 EP97117069A EP97117069A EP0834456A2 EP 0834456 A2 EP0834456 A2 EP 0834456A2 EP 97117069 A EP97117069 A EP 97117069A EP 97117069 A EP97117069 A EP 97117069A EP 0834456 A2 EP0834456 A2 EP 0834456A2
Authority
EP
European Patent Office
Prior art keywords
closure device
membrane
intake manifold
suction pipe
ventilation element
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Withdrawn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
EP97117069A
Other languages
German (de)
English (en)
Other versions
EP0834456A3 (fr
Inventor
Robert Schwarz
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.)
WL Gore and Associates GmbH
Original Assignee
WL Gore and Associates GmbH
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 WL Gore and Associates GmbH filed Critical WL Gore and Associates GmbH
Publication of EP0834456A2 publication Critical patent/EP0834456A2/fr
Publication of EP0834456A3 publication Critical patent/EP0834456A3/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Withdrawn legal-status Critical Current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
    • 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
    • B05B7/24—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 with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
    • B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
    • B05B7/2405—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle
    • B05B7/2408—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle characterised by the container or its attachment means to the spray apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/0005—Components or details
    • B05B11/0037—Containers
    • B05B11/0039—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means
    • B05B11/0044—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means compensating underpressure by ingress of atmospheric air into the container, i.e. with venting means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/0005—Components or details
    • B05B11/0037—Containers
    • B05B11/0039—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means
    • B05B11/0044—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means compensating underpressure by ingress of atmospheric air into the container, i.e. with venting means
    • B05B11/00444—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means compensating underpressure by ingress of atmospheric air into the container, i.e. with venting means with provision for filtering or cleaning the air flow drawn into the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D51/00—Closures not otherwise provided for
    • B65D51/16—Closures not otherwise provided for with means for venting air or gas
    • B65D51/1605—Closures not otherwise provided for with means for venting air or gas whereby the interior of the container is maintained in permanent gaseous communication with the exterior
    • B65D51/1616—Closures not otherwise provided for with means for venting air or gas whereby the interior of the container is maintained in permanent gaseous communication with the exterior by means of a filter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D51/00—Closures not otherwise provided for
    • B65D51/16—Closures not otherwise provided for with means for venting air or gas
    • B65D51/1605—Closures not otherwise provided for with means for venting air or gas whereby the interior of the container is maintained in permanent gaseous communication with the exterior
    • B65D51/1622—Closures not otherwise provided for with means for venting air or gas whereby the interior of the container is maintained in permanent gaseous communication with the exterior by means of a passage for the escape of gas between the closure and the lip of the container mouth

Definitions

  • the invention relates to a closure device for removal of substances from housings, containers, bottles or the like, which with a liquid or a Are solid fillable, consisting of a Ventilation element, which is a detachable complementary opening of the housing, container, the Closes bottle or the like, and a suction pipe connection and / or suction pipe, which (s) through this Ventilation element is (are), which Ventilation element with a pressure compensation device at least one membrane from one for liquids and / or solid impermeable, but gas permeable Contains material and that the intake manifold connection or the suction pipe on its outer wall with the ventilation element connected gas and / or liquid tight is.
  • the container is elsewhere to open or to be equipped with a ventilation valve.
  • the closure device or the spray gun can also be used for example with an additional ventilation pipe be provided.
  • Ventilation valves have the Disadvantage that an additional and expensive component must be used. Ventilation pipes can be used during the Use, especially when the Use clog and are then for further use Can no longer be used.
  • the object of the present invention is therefore a To create a closure device, which has the disadvantages of the prior art overcomes.
  • a simply constructed locking device which consists of only a few components and itself can be manufactured in a simple manner.
  • the object of the invention is achieved in that a Locking device for removing fixed and / or liquids from casings, containers, bottles or the like, which with a liquid or a Solid fillable, is created, which from a Ventilation element, which is a detachable complementary opening of the housing, container, bottle or the like closes, and a suction pipe connection and / or suction pipe, which (s) through this ventilation element is (is) passed through, where the ventilation element with a pressure compensation device at least one membrane from one for liquids and / or solid impermeable, however contains gas permeable material, and that the Suction pipe connection or the suction pipe on its outer wall with the ventilation element gas and / or is connected liquid-tight.
  • the closure device is made of a ventilation element with a pressure compensation device and a suction pipe and / or intake manifold connection.
  • the ventilation element contains a pressure compensation device with at least one membrane, which is optionally laminated with a carrier material.
  • the membrane of the pressure compensation device can be designed in such a way that this membrane, together with any carrier material that may be present, form the actual ventilation element.
  • the membrane itself possibly in connection with the carrier material, forms a seal or a tight cover (sealing liner), which closes the opening of the housing, container, bottle or the like and is gas-permeable due to the properties of the membrane and the carrier material, but for liquids and Solids is impermeable. It is thereby achieved that on the one hand the closure device serves as a seal for the substances to be removed, and on the other hand the closure device also serves for ventilation of the container from which the substances are removed.
  • the membrane surface and possibly the Surface of the carrier material as a seal for the the container from which substances are to be taken, Devices to be attached or attached to this for the removal, promotion and forwarding of the data in the Containing substances.
  • Components for the closure device according to the invention to be dispensed with This can be particularly beneficial be when handling particularly dangerous substances becomes.
  • the closure device according to the invention thus has the Advantage of being simply constructed, with additional Seals in the area of the closure device and for additional ventilation measures or devices can be dispensed with for the container to be emptied.
  • the membrane possibly together with the carrier material, can easily be sealed in its form Area to be adjusted.
  • the membrane in the essentially flat or flat or substantially curved or curved, in particular also dome-shaped be trained.
  • the membrane preferably consists of a material which to the media with which they are in Comes into contact, is inert and / or stable.
  • a material which to the media with which they are in Comes into contact, is inert and / or stable.
  • the material from a group of the following sintered or unsintered materials selected: Polypropylene, polyester, polyamide, polyether, polytetrafluoroethylene (PTFE), polysulfone, ethylene-tetrafluoroethylene copolymer (e.g. Tefzel ®), fluorinated ethylene propylene (FEP) and tetrafluoroethylene / perfluoro (propyl vinyl) ether copolymer (PFA).
  • PTFE polytetrafluoroethylene
  • FEP fluorinated ethylene propylene
  • PFA tetrafluoroethylene / perfluoro (propyl vinyl) ether copolymer
  • the membrane preferably consists of an expanded microporous membrane Polytetrafluoroethylene (PTFE).
  • PTFE Polytetrafluoroethylene
  • the membrane has a strength in the area from 1 to 2000 microns, preferably a thickness in the range of 1 to 100 microns.
  • the membrane can preferably be coated with an adsorbent Material or a catalyst filled or coated be.
  • an adsorbent Material or a catalyst filled or coated be.
  • a sealing medium at least one membrane used with the Activated carbon filled as an adsorbent material or is coated.
  • At least one membrane which is filled or coated with titanium dioxide (TiO 2 ) as a catalyst.
  • the membrane can be laminated according to the invention.
  • the membrane is preferably made of at least one Laminated base layer.
  • This Carrier layer can in turn be an adsorbent material or a catalyst, optionally in addition to one adsorbent material contained in the membrane or catalyst.
  • the backing material for the lamination consists of a fleece, a woven fabric, a knitted fabric, a perforated plate or a grid.
  • a perforated plate in which the perforators are formed with additional ventilation channels is preferred. These ventilation channels are worked into the surface of the carrier material and run in the surface of the carrier material along the holes of a perforated plate.
  • the arrangement of the ventilation channels on the carrier material can be done in different ways. Carrier materials in which the ventilation channels are formed only on a partial section or a segment of the carrier material are particularly preferred. The number and arrangement of the ventilation ducts is selected depending on the type of substance to be removed from the container and the speed and quantity of the conveying.
  • the carrier material can be selected from the group which are the following sintered or unsintered materials contains: polypropylene, polyester, polyamide, polyether, Polytetrafluoroethylene (PTFE), polysulfone, ethylene-tetrafluoroethylene copolymer (e.g. Tefzel ®), fluorinated Ethylene propylene (FEP) and tetrafluoroethylene / perfluoro (propyl vinyl) ether copolymer (PFA), uncoated Metal or coated metal.
  • PTFE Polytetrafluoroethylene
  • FEP fluorinated Ethylene propylene
  • PFA tetrafluoroethylene / perfluoro (propyl vinyl) ether copolymer
  • the carrier material can be one-sided or be applied on both sides of the membrane, or the membrane on one or two sides on the carrier material be upset.
  • the membrane is oleophobic.
  • An oleophobic membrane preferably has a degree of oil repellency from greater than / equal to 4, particularly preferred an oil repellency of 8 or more.
  • the oil repellency is according to the AATCC test method known to the person skilled in the art 118-1989 ASTM determined.
  • the ventilation element preferably consists of the membrane and a laminated carrier material.
  • the membrane can, optionally together with the laminated carrier material, depending on the field of application also part of a Be further elements comprising ventilation element.
  • Other elements can be adapter rings, thread reductions, for example and / or support and support plates u. be.
  • the ventilation element is preferably circular. If necessary, the ventilation element also another, the container, housing or Have the shape of the bottle opening adjusted.
  • a Provide intake manifold connection This intake manifold connection leads through the ventilation element and is with its outer wall by injection molding with the Ventilation element connected to one piece.
  • This The intake manifold connection can be made longer, that this can be used as a suction pipe.
  • a suction pipe can be provided be, which is mounted in the intake manifold or is inserted through the intake manifold connection and in this is slidably guided.
  • the suction pipe or the suction pipe connection is in the ventilation element preferably arranged concentrically. If necessary the suction pipe or the suction pipe connection can also be eccentric be arranged.
  • the intake manifold or the intake manifold connection preferably has a cylindrical cross section. If necessary the cross section of the tube can also have a different shape have, for example be oval.
  • Closing device is used instead of a suction pipe connection only one suction tube, which is used by the Ventilation element is passed through.
  • This intake manifold is in opposite to the ventilation element sealed in various ways.
  • the suction pipe can be attached to the ventilation element molded intake manifold seals are provided.
  • This intake manifold seal is designed such that the Suction pipe is slidably mounted in the seal and is so pinched by the intake manifold seal, that a gas and liquid tight connection is formed becomes.
  • the intake manifold is put together with the ventilation element to form a Splashed sealing together.
  • the Intake pipe connection on the outside a bead-like Widening on which plan on at least one side and with the ventilation element on this surface lies on.
  • the intake manifold connection can be above and different below the ventilation element Have inside diameter. It can be provided that the inner tubes of the intake manifold connection are not concentric are. It is advantageous that the below the Ventilation element arranged intake manifold connection partially is designed as a half pipe.
  • the production of the closure device according to the invention takes place in a manner known per se. It will Ventilation element with a suction pipe connection or with an intake manifold with an intake manifold seal connected by injection molding. Furthermore, only that Ventilation element with a molded seal be provided. Suitable in injection molding technology plastics used are known to the person skilled in the art. Those skilled in the art are also familiar with the injection molding process, in particular the two-component injection molding process.
  • plastics are used according to the invention, which are inert to the media used and are stable.
  • Hard ones are particularly suitable thermoplastics from the group of polyethylene terephthalate (PBTP), polyoxymethylene (POM), polyethylene (PE), Ultradur ®, Delriu ®, Ultramed ®, reinforced Plastics, in particular reinforced with glass fibers or filled plastics; and if continue one soft thermoplastic as a second material component selected from the group which contains: thermoplastic elastomers (TPE), in particular Santoprene ®, Alcryn ®, Hytrel ®, Geolast ®, Thermolast K ®.
  • TPE thermoplastic elastomers
  • Figures 1 and 2 refer to a first embodiment of the closure device according to the invention 1.
  • the closure device 1 comprises a ventilation element 7 and a suction pipe connection 2, which with the Ventilation element is firmly connected.
  • the connection is such that this compound is neither for gases nor for Solids or liquids are permeable.
  • the complete ventilation element 7 consists of a membrane 5, on which a carrier material 3 is laminated.
  • FIGS. 1 and 2 each show two equivalent embodiments 3a, 3b of the carrier material 3, which can be selected independently of one another depending on the field of application. This representation of the embodiments 3a, 3b is continued in the following exemplary embodiments and serves the simultaneous representation of two design alternatives of the carrier material 3.
  • the carrier material 3 has perforations 8 and is preferably designed as a perforated plate.
  • the carrier material 3 is exclusively equipped with ventilation holes 8.
  • the carrier material 3 is additionally equipped with ventilation channels 9.
  • the ventilation channels 9 are formed by excluding the surface of the carrier material 3 along the rows of holes in the carrier material 3.
  • the suction pipe connection 2 is injection molded onto the ventilation element 7.
  • the suction pipe connection 2 is connected in one piece to the inner bore of the ventilation element 7. This takes place during the spraying process of the intake manifold connection 2 in which the ventilation element 7 is also injected into the outer wall of the intake manifold connection 2.
  • the suction pipe connection 2 is designed as a pipe and serves as a receptacle and / or guide for the suction line 6.
  • 3 and 4 is a second embodiment the closure device 1 shown.
  • the intake manifold connection 2 unilaterally extended so that this even forms the intake manifold.
  • the intake manifold connection or the intake manifold 2 is with the Inner bore of the ventilation element 7 in one piece connected.
  • the ventilation element 7 at Spraying process for establishing the intake manifold connection or the suction tube 6 in the outer wall of the same been integrated.
  • FIG. 5 shows a closure device 1 according to FIG. 1, the closure device 1 according to the invention being shown in its use in a conventional spray gun.
  • the closure device 1 is placed on the edge of the opening of a bottle 100.
  • the bottle neck has an external thread 106a.
  • a screw cap 101 with an internal thread 106b of a known spray gun is screwed onto this external thread 106a, the pressure plate 102 of the screw cap 101 resting on top of the ventilation element 7 and pressing it against the top of the bottle neck.
  • the ventilation 103 of the bottle then takes place via the thread 106a, b of the bottle neck 100 and screw cap 101.
  • the ventilation paths 104 and / or 105 can also be optionally provided.
  • the ventilation 103 leads to the outside via the perforation 8 of the carrier material 3 in the ventilation element 7 via the thread 106a, b from the bottle neck 100 and the screw cap 101.
  • ventilation 104 ventilation takes place via the perforation 8 and the ventilation channels 9 in the surface of the carrier material 3 via the thread 106a, b from the bottle neck 100 and the screw cap 101 to the outside.
  • the ventilation 105 leads to the outside via the perforation 8 through appropriately designed ventilation bores 10 in the screw cap 101 and the pressure plate 102.
  • the ventilation bores 10 in the screw cap 101 and the pressure plate 102 can also be used with a carrier material with ventilation channels 3b.
  • at least three different ventilation paths are available, which can be selected depending on the area of application.
  • FIGS. 6 and 7 show a third exemplary embodiment the closure device 1 shown.
  • This embodiment shows instead of one Intake pipe connection 2 on a continuous intake pipe 6.
  • a suction pipe 6 is shown, which by means of the suction pipe seal 11 firmly with the ventilation element 7 is connected.
  • the suction pipe 6 together with the ventilation element 7 to form the Intake manifold seal 11 sprayed.
  • the suction pipe 6 is in position within the intake manifold seal 11 fixed.
  • the outer wall of the suction pipe 6 is with the Inner bore of the ventilation element 7 through the molded intake manifold seal 11 connected in one piece.
  • FIGS 8, 9 and 10 show a fourth embodiment the closure device according to the invention 1.
  • the closure device 1 equipped with a suction pipe 6.
  • the ventilation element 7 is the carrier of an intake manifold seal 12 for the intake manifold 6.
  • the intake manifold seal 12 is in this case Injection molded inner bore of the ventilation element 7.
  • the Intake pipe seal 12 pinches with the sealing edge 12a the suction pipe 6 and thereby causes the gas and liquid-tight seal between the ventilation element 7 and the intake manifold 6. Through this type of Sealing is made possible that the suction pipe 6 within the intake manifold seal 12 is displaceable.
  • Figures 11 and 12 show a fifth embodiment the closure device 1.
  • the intake manifold connection 2 has on the outside a bulge-like widening. This broadening is flat on one side and the ventilation element 7 lies on this surface.
  • the Outside diameter of the intake manifold connection 2 and Inner diameter of the ventilation element 7 such be trained that they pinch themselves and thus close tightly.
  • the gas and liquid density Connection can also through the top of the Ventilation element 7 pressure can be created.
  • the intake manifold connection 2 has above and below the Ventilation element 7 different inner diameters having.
  • the inner tubes of the intake manifold connection 2 not arranged concentrically. Is possible but also a concentric arrangement of the inner tubes.
  • the one arranged below the ventilation element 7 Intake pipe connection 2 is partly as a half pipe educated.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)
EP97117069A 1996-10-01 1997-10-01 Dispositif de fermeture Withdrawn EP0834456A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19642073A DE19642073A1 (de) 1996-10-01 1996-10-01 Verschlußeinrichtung
DE19642073 1996-10-01

Publications (2)

Publication Number Publication Date
EP0834456A2 true EP0834456A2 (fr) 1998-04-08
EP0834456A3 EP0834456A3 (fr) 1998-10-21

Family

ID=7808533

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97117069A Withdrawn EP0834456A3 (fr) 1996-10-01 1997-10-01 Dispositif de fermeture

Country Status (3)

Country Link
US (1) US5971221A (fr)
EP (1) EP0834456A3 (fr)
DE (1) DE19642073A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010133949A1 (fr) * 2009-05-19 2010-11-25 Eaton Corporation Réduction des émissions d'un contenant pour combustibles portatif

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DE102005029746B4 (de) * 2005-06-24 2017-10-26 Boehringer Ingelheim International Gmbh Zerstäuber
DE102005063657B3 (de) 2005-06-24 2022-11-03 Boehringer Ingelheim International Gmbh Zerstäuber und Behälter
US8839991B2 (en) * 2007-06-06 2014-09-23 Ronald B. Smernoff Dispensing bottle for liquid solutions
DE102008027146B4 (de) 2008-06-02 2012-01-19 Ing. Erich Pfeiffer Gmbh Austragvorrichtung
FR2997494B1 (fr) * 2012-10-30 2014-12-26 Pont Emballage Dispositif doseur
US9242847B1 (en) * 2014-12-30 2016-01-26 Rodney Laible Container insert for use with a closed loop dispensing system
US9682393B2 (en) * 2015-03-17 2017-06-20 Ecolab Usa Inc. Fitment splash guard
DE102019121952A1 (de) * 2019-08-14 2021-02-18 Sata Gmbh & Co. Kg Fließbecher für eine Farbspritzpistole
US10640359B1 (en) * 2020-01-14 2020-05-05 Rodney Laible Container insert for use with a closed loop dispensing system

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010133949A1 (fr) * 2009-05-19 2010-11-25 Eaton Corporation Réduction des émissions d'un contenant pour combustibles portatif
CN101920809A (zh) * 2009-05-19 2010-12-22 伊顿公司 便携式燃料容器的排放控制
US8261947B2 (en) 2009-05-19 2012-09-11 Eaton Corporation Portable fuel container emissions control
CN101920809B (zh) * 2009-05-19 2015-04-22 伊顿公司 用于与便携式燃料容器一起使用的排放装置和便携式燃料容器组件

Also Published As

Publication number Publication date
US5971221A (en) 1999-10-26
DE19642073A1 (de) 1998-04-02
EP0834456A3 (fr) 1998-10-21

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