WO2014194382A1 - Procédé de réalisation de double vitrage, unité de commande et ensemble entretoise - Google Patents

Procédé de réalisation de double vitrage, unité de commande et ensemble entretoise Download PDF

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Publication number
WO2014194382A1
WO2014194382A1 PCT/AU2014/050065 AU2014050065W WO2014194382A1 WO 2014194382 A1 WO2014194382 A1 WO 2014194382A1 AU 2014050065 W AU2014050065 W AU 2014050065W WO 2014194382 A1 WO2014194382 A1 WO 2014194382A1
Authority
WO
WIPO (PCT)
Prior art keywords
seal
double glazing
glazing sheet
insulating space
window pane
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.)
Ceased
Application number
PCT/AU2014/050065
Other languages
English (en)
Inventor
Perry Mastroyanis
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.)
Innovations Development Australia Pty Ltd
Original Assignee
Innovations Development Australia Pty Ltd
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
Priority claimed from AU2013902056A external-priority patent/AU2013902056A0/en
Application filed by Innovations Development Australia Pty Ltd filed Critical Innovations Development Australia Pty Ltd
Priority to AU2014277639A priority Critical patent/AU2014277639A1/en
Publication of WO2014194382A1 publication Critical patent/WO2014194382A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
    • E06B3/6612—Evacuated glazing units
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/54—Fixing of glass panes or like plates
    • E06B3/5418—Permanently fixing of an additional unframed pane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/24—Structural elements or technologies for improving thermal insulation
    • Y02A30/249—Glazing, e.g. vacuum glazing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
    • Y02B80/22—Glazing, e.g. vaccum glazing

Definitions

  • the present invention relates to a method of fixing a double glazing sheet to a window pane, a control unit for use in the method and a spacer assembly.
  • Double glazed windows can greatly improve the insulating properties of a building and it is desirable to improve the insulating properties of a building to reduce heating or cooling costs and/or to make a building more comfortable for occupants.
  • Examples of the invention seek to solve, or at least ameliorate, one or more disadvantages of previous systems for retrofitting a double glazing sheet to an existing window pane.
  • a method of fixing a double glazing sheet to a window pane including the steps of: providing a heat activated adhesive seal for extending substantially adjacent a perimeter of the double glazing sheet; arranging the seal and the double glazing sheet so that the seal is brought into engagement with the window pane and the double glazing sheet; applying heat to the seal to activate said seal and to fix the double glazing sheet to the window pane, thereby at least partially defining an insulating space between the double glazing sheet and the window pane, the insulating space being accessible via a conduit; and drawing air from the insulating space through the conduit.
  • the seal is arranged directly onto the double glazing sheet then the double glazing is positioned so that the seal is brought into engagement with the window pane.
  • the step of positioning the double glazing sheet includes locating the double glazing sheet so as to be substantially parallel to the window pane.
  • the seal may be in the form of an elongate strip and the conduit may be disposed in a gap defined between opposing ends of the seal.
  • the method further includes the step of applying a spacer to the double glazing sheet to maintain a predetermined gap between the double glazing sheet and the window pane.
  • the spacer is in the form of an elongate member disposed generally adjacent the seal and the spacer is applied in the insulating space.
  • the conduit can be in the form of at least one duct fixed to the spacer and the method includes the step of installing the duct(s) in communication with the insulating space.
  • an evacuation duct and a filling duct is provided.
  • the method further includes the steps of removing a portion of the duct(s) after installation and plugging the remaining portion of the duct after removal.
  • the method further includes the step of inserting an insulating gas into the insulating space.
  • the insulating gas is an Argon gas.
  • the seal is a hot-wire butyl seal which can be activated by applying an electrical current to the wire.
  • the steps of activating the seal and evacuating the insulating space are performed simultaneously.
  • the method can further include the step of arranging a desiccant bead around an outer perimeter of the insulating space.
  • the method can also further include the step of fitting a cover over an outer edge of the double glazing sheet.
  • a method of fixing a double glazing sheet to a window pane including the steps of: arranging a hot-wire butyl seal on the double glazing sheet substantially adjacent a perimeter of the double glazing sheet; installing an evacuation duct and a filling duct in cooperation with the seal; positioning the double glazing sheet so that the seal is brought into engagement with the window pane; applying an electrical current to the wire of the seal to activate the seal and fix the double glazing sheet to the window pane, thereby at least partially defining an insulating space between the double glazing sheet and the window pane; drawing air from the insulating space through the evacuation duct; and inserting an insulating gas into the insulating space.
  • the method further includes the step of applying a spacer to the double glazing sheet to maintain a predetermined gap between the double glazing sheet and the window pane, wherein the steps of arranging the seal on the double glazing sheet, installing the ducts, and applying the spacer are performed independently of the remaining steps.
  • a control unit for use in a method of the above described type the control unit comprising: a first connector configured for engagement with ends of the wire of the seal to apply electrical current to the wire; an electrical current generator in communication with the first connector; a second connector configured for engagement with the ducts; a vacuum generator in communication with the second connector to draw air from the insulating space via the evacuation duct; and filling means in communication with the second connector for inserting the insulating gas via the filling duct.
  • the control unit is configured to measure the electrical resistance of the wire to determine the electrical current required to activate the seal and wherein operation of the electrical current generator is variable in response to the measured resistance.
  • the control unit automatically varies the current generated in response to the measured resistance.
  • control unit has a sensor for determining when the insulating space has been suitably evacuated and is configured to: maintain a vacuum for a predetermined amount of time once the seal has been activated; automatically insert the insulating gas once the predetermined time has passed; and cease inserting the insulating gas once the insulating space has been filled.
  • a spacer assembly for use in fixing a double glazing sheet to a window pane, comprising: a frame member configured to extend generally adjacent a perimeter of the double glazing sheet; a hot-wire butyl seal disposed around an outer perimeter of the frame member for sealing an insulating space between the double glazing sheet and the window pane; and an evacuation duct and a filling duct in communication with the insulating space.
  • the spacer can further comprise a desiccant bead arranged adjacent the frame member inside the insulating space.
  • the frame member, the evacuation duct and the filling duct are integrally formed.
  • Figure 1 is a perspective exploded view of a retrofit double glazing system of one embodiment of the invention
  • Figure 2 is a top view of the system
  • Figure 3 is a front view of the system
  • Figure 4 is a perspective view of the system in an assembled state
  • FIG. 5 is a side view of a control unit according to another embodiment of the invention.
  • a retrofit double glazing system 10 according to a preferred embodiment is shown in Figure 1.
  • a method of using this system in particular a method of fixing a double glazing sheet 12 to a window pane 14, according to a preferred embodiment of the invention is also described with reference to Figure 1.
  • the method includes the step of providing a heat activated seal 16 for extending substantially adjacent a perimeter of the double glazing sheet 12 and arranging the seal 16 and the double glazing sheet 12 so that the seal 16 is brought into engagement with the window pane 14 and the double glazing sheet 12.
  • the method includes the step of arranging the heat activated adhesive seal 16 on the double glazing sheet 12 adjacent a perimeter of the double glazing sheet 12 and then positioning the double glazing sheet 12 adjacent the window pane 14 so that the seal 16 is brought into engagement with the window pane 14.
  • the seal 16 is disposed close to the outer edges of the double glazing sheet 12. In use, the seal 16 at least partially defines an insulating space 20 (refer Figure 3) between the double glazing sheet 12 and the window pane 14.
  • the insulating space 20 is accessible via a conduit, which in the described embodiment includes a pair of ducts 22, 24 that include an evacuation duct 22 and a filling duct 24, though it will be appreciated that arrangements having a single duct may similarly be provided.
  • the conduit may simply be a gap formed in the seal 16 and configured for accepting a nozzle.
  • the seal 16 is in the form of an elongate strip.
  • the conduit may be disposed in a gap defined between opposing ends of the seal.
  • the heat activated seal 16 is configured so that the adhesive properties of the seal are increased once heat is applied so that the seal may be initially positioned and then activated when required. In this regard, the seal becomes increasingly sticky as heated.
  • the seal 16 is formed of butyl, though it is envisaged that other materials may similarly be used. Also, it is envisaged that heat could be applied to the seal by way of conduction, convection or radiation.
  • the method also includes the step of drawing air from the insulating space 20 through the conduit. Air may be drawn from the insulating space 20 while the seal 16 is being activated so as to create a vacuum which will act to urge the double glazing sheet 12 and the window pane 14 together while the seal 16 is activating, potentially increasing the adhesive force.
  • a spacer 18 is provided and the method further includes the step of applying the spacer 18 to the double glazing sheet 12 to maintain a predetermined gap between the double glazing sheet 12 and the window pane 14.
  • the illustrated spacer 18 is in the form of an elongate member disposed generally adjacent the seal 16.
  • the spacer 18 is generally rectangular and sized so as extend generally around a perimeter of the double glazing sheet 12.
  • the spacer 18 is rigid and formed of a plastic material which is preferably light, formed using injection moulding techniques and may be UV stabilised.
  • the spacer may be formed of a metallic material, such as steel or aluminium.
  • the spacer may be formed from strip material or, in the case of aluminium, formed from extruded material.
  • the spacer is to maintain a predetermined gap between the double glazing sheet 12 and the window pane 14 and it will be appreciated that the spacer may take other forms and still provide this functionality.
  • the spacer may include a series of rigid elements which may or may not be linked together using rigid or flexible members.
  • the spacer 18 is disposed on an inner side of the seal 16 so as to be applied in the insulating space. It will be appreciated that the spacer 18 may be arranged on an outer side of the seal 16 and also that the spacer 18 may be applied directly to the window pane 14.
  • the or each duct is fixed to the spacer and the step of arranging the seal on the double glazing sheet includes the step of installing the or each duct in communication with the insulating space.
  • the or each duct may be formed separately from the spacer and fixed to the spacer during installation.
  • the evacuating duct 22 and the filling duct 24 are integrally formed with the spacer 18 so as to simplify installation.
  • the ducts 22, 24 each include a removable portion, which in the illustrated embodiment is in the form of extensions 23, 25 that protrudes from the spacer 18.
  • the described method further includes the steps of removing the extensions 23, 25 after installation and plugging the remaining portion of the duct after removal.
  • the duct may be plugged using commercially available fillers such as silicone.
  • the method further includes the step of inserting an insulating gas, which in the described embodiment is an Argon gas, into the insulating space.
  • the heat activated seal 16 is a hot-wire butyl seal which can be activated by applying an electric current to the wire.
  • a desiccant bead (not shown) is installed around an outer perimeter of the insulating space so as to absorb any moisture retained in the insulating space to prevent fogging of the double glazing sheet.
  • a cover such as a trim cap may be fitted over an outer edge of the double glazing sheet so as to protect users from edges of the glass and improve aesthetics.
  • FIG. 5 illustrates a control unit 50 for use in the above described method.
  • the control unit 50 comprises a first connector (not shown) configured for engagement with ends of the wire of the seal to apply electrical current to the wire and an electrical current generator 52 in communication with the first connector.
  • the control unit 50 also comprises a second connector (not shown) which is configured for engagement with the ducts 22,24.
  • a vacuum generator 54 is provided in communication with the second connector to draw air from the insulating space via the evacuation duct 22 and a filling means is provided in communication with the second connector for inserting the insulating gas via the filling duct 24.
  • the filling means includes a tank 56 of compressed Argon gas and a pressure regulator 58.
  • the control unit 50 is configured to measure the electrical resistance of the wire to determine the electrical current required to activate the seal. Operation of the electrical current generator 52 is variable in response to the measured resistance. In the described embodiment, the control unit 50 automatically varies the current generated in response to the measured resistance. In other embodiments, the control unit may display the measured resistance and/or the calculated current required and allow a user to select a current level based on the measured resistance.
  • the control unit 50 has a sensor 60 for determining when the insulating space has been evacuated.
  • a vacuum valve 62 is provided to control the level of vacuum created.
  • the control unit 50 is configured to maintain a vacuum for a predetermined amount of time once the seal has been activated, automatically insert the insulating gas once the predetermined time has passed; and cease inserting the insulating gas once the insulating space has been filled.
  • a sensor 64 is provided to determine the filling level of Argon and a valve 66 is provided to control the flow of Argon.
  • the control unit 50 is operated via a control screen 68, which is preferably a touch screen display to simplify operation.
  • a control interface 70 is provided to control operation of the control unit 50.
  • one seal may be provided for engagement with the double glazing sheet 12 and another for engagement with the window pane 14, more particularly, one seal may be applied to a face of the frame member 18 which is brought into engagement with the double glazing sheet 12 and another seal may be applied to a face of the frame member 18 which is brought into engagement with the window pane 14.

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Securing Of Glass Panes Or The Like (AREA)
  • Joining Of Glass To Other Materials (AREA)

Abstract

L'invention porte sur un procédé de fixation d'un panneau de double vitrage à une vitre de fenêtre, comprenant les étapes consistant à : préparer un joint adhésif activé par la chaleur de telle sorte qu'il s'étend sensiblement le long d'un périmètre du panneau de double vitrage ; disposer le joint et le panneau de double vitrage de telle sorte que le joint est mis en prise avec la vitre de fenêtre et le panneau de double vitrage ; appliquer de la chaleur au joint pour activer ledit joint et fixer le panneau de double vitrage à la vitre de fenêtre, en définissant ainsi au moins partiellement un espace isolant entre le panneau de double vitrage et la vitre de fenêtre, l'espace isolant étant accessible par un conduit ; et aspirer l'air de l'espace isolant par le conduit.
PCT/AU2014/050065 2013-06-07 2014-06-06 Procédé de réalisation de double vitrage, unité de commande et ensemble entretoise Ceased WO2014194382A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2014277639A AU2014277639A1 (en) 2013-06-07 2014-06-06 Double glazing method, control unit and spacer assembly

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2013902056 2013-06-07
AU2013902056A AU2013902056A0 (en) 2013-06-07 Double glazing method, control unit and spacer assembly

Publications (1)

Publication Number Publication Date
WO2014194382A1 true WO2014194382A1 (fr) 2014-12-11

Family

ID=52007325

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AU2014/050065 Ceased WO2014194382A1 (fr) 2013-06-07 2014-06-06 Procédé de réalisation de double vitrage, unité de commande et ensemble entretoise

Country Status (2)

Country Link
AU (1) AU2014277639A1 (fr)
WO (1) WO2014194382A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573149A (en) * 1966-07-22 1971-03-30 Insitu Double Glazing Ltd Double glazed windows
US3971178A (en) * 1974-03-25 1976-07-27 Ppg Industries, Inc. Add-on multiple glazing with hygroscopic material
US4520602A (en) * 1981-08-03 1985-06-04 Thermetic Glass, Inc. Multi-pane sealed window and method for forming same
US4632853A (en) * 1982-12-09 1986-12-30 Atlas Isolaties, Personenvennootschap Met Beperkte Aansprakelijkheid Double glass covering and process for its manufacture
US6055783A (en) * 1997-09-15 2000-05-02 Andersen Corporation Unitary insulated glass unit and method of manufacture

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573149A (en) * 1966-07-22 1971-03-30 Insitu Double Glazing Ltd Double glazed windows
US3971178A (en) * 1974-03-25 1976-07-27 Ppg Industries, Inc. Add-on multiple glazing with hygroscopic material
US4520602A (en) * 1981-08-03 1985-06-04 Thermetic Glass, Inc. Multi-pane sealed window and method for forming same
US4632853A (en) * 1982-12-09 1986-12-30 Atlas Isolaties, Personenvennootschap Met Beperkte Aansprakelijkheid Double glass covering and process for its manufacture
US6055783A (en) * 1997-09-15 2000-05-02 Andersen Corporation Unitary insulated glass unit and method of manufacture

Also Published As

Publication number Publication date
AU2014277639A1 (en) 2015-12-24

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