WO2023186252A1 - Collier de sous-toit, kit comprenant un collier de sous-toit et une fenêtre de toit, fenêtre de toit montée et procédé destiné à rendre étanche le joint entre une fenêtre de toit et une structure de toit - Google Patents

Collier de sous-toit, kit comprenant un collier de sous-toit et une fenêtre de toit, fenêtre de toit montée et procédé destiné à rendre étanche le joint entre une fenêtre de toit et une structure de toit Download PDF

Info

Publication number
WO2023186252A1
WO2023186252A1 PCT/DK2023/050089 DK2023050089W WO2023186252A1 WO 2023186252 A1 WO2023186252 A1 WO 2023186252A1 DK 2023050089 W DK2023050089 W DK 2023050089W WO 2023186252 A1 WO2023186252 A1 WO 2023186252A1
Authority
WO
WIPO (PCT)
Prior art keywords
collar
frame
underroof
roof window
roof
Prior art date
Application number
PCT/DK2023/050089
Other languages
English (en)
Inventor
Kristian Strand GRØNBÆK
Original Assignee
Vkr Holding A/S
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 Vkr Holding A/S filed Critical Vkr Holding A/S
Publication of WO2023186252A1 publication Critical patent/WO2023186252A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/14—Junctions of roof sheathings to chimneys or other parts extending above the roof
    • E04D13/147—Junctions of roof sheathings to chimneys or other parts extending above the roof specially adapted for inclined roofs
    • E04D13/1473—Junctions of roof sheathings to chimneys or other parts extending above the roof specially adapted for inclined roofs specially adapted to the cross-section of the parts extending above the roof
    • E04D13/1475—Junctions of roof sheathings to chimneys or other parts extending above the roof specially adapted for inclined roofs specially adapted to the cross-section of the parts extending above the roof wherein the parts extending above the roof have a generally rectangular cross-section
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/03—Sky-lights; Domes; Ventilating sky-lights
    • E04D13/0305—Supports or connecting means for sky-lights of flat or domed shape
    • E04D13/031—Supports or connecting means for sky-lights of flat or domed shape characterised by a frame for connection to an inclined roof
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/03—Sky-lights; Domes; Ventilating sky-lights
    • E04D13/035—Sky-lights; Domes; Ventilating sky-lights characterised by having movable parts
    • E04D13/0351—Sky-lights; Domes; Ventilating sky-lights characterised by having movable parts the parts pivoting about a fixed axis
    • E04D13/0354—Sky-lights; Domes; Ventilating sky-lights characterised by having movable parts the parts pivoting about a fixed axis the parts being flat

Definitions

  • An underroof collar a kit including an underroof collar and a roof window, a mounted roof window, and a method for sealing the joint between a roof window and a roof structure.
  • the present invention relates to an underroof collar for use with a roof window mounted in a inclined roof structure defining a roof plane, wherein said roof window comprises a frame delimiting a frame opening and having an outer side facing away from the frame opening, wherein said underroof collar comprises an inner portion, which is configured for extending along the outer side of the frame of the roof window, and an outer portion, which is configured for extending away from the roof window and for overlapping with sections of an underroof extending along the roof window, said inner portion delimiting a collar opening, and wherein said underroof collar comprises a plurality of collar members each having a length direction extending along the collar opening.
  • the invention further relates to a method for sealing the joint between a roof window mounted in an inclined roof structure and an underroof of said roof structure.
  • an underroof is typically provided underneath the roofing material to divert any precipitation penetrating through the roofing material, for example snow entering through small gaps between tiles, and any condensation forming on the interior side of the roofing material.
  • the term “interior” is used to indicate a direction towards the interior of a building covered by the roof, and the term “exterior” is used for the opposite direction, away from the interior of the building.
  • the outer portion of the underroof collar also referred to as a skirt portion, overlaps with the sections of the underroof extending along the opening closest to the roof window.
  • the outer portion may
  • underroof collars are disclosed in EP0994992B1 , EP1774118B1 , EP1896673B1 , and EP2284329A2.
  • the underroof collars are typically made from a textile material, such as
  • underroof collar further comprises at least one attachment member, which is attached to the inner portion and which is configured for being inserted in an 141864
  • the opening at the frame of the roof window may be an opening in the frame itself, an opening in an insulating member, possibly forming part of an insulating frame arranged around the frame during installation of the roof window, or an opening formed between the frame of the roof window and such an insulating member.
  • An opening formed between the frame of the roof window and an insulating member may preferably extend substantially in parallel to the outer side of the frame.
  • each collar member is provided on each collar member. This will help to ensure that all collar members are arranged correctly in relation to the frame of the roof window.
  • The/each attachment member may be provided with a barb to reduce the risk of the attachment member being detached from the opening, which
  • the barb may be configured for engaging with an insulating member, 141864
  • the barb may form an indentation in the material of the insulating member by compressing it. It is, however, also possible to pre-form an indentation for engagement with the barb, either in an insulating member or in the frame of the roof window.
  • the attachment member may be made from an elastic material, so that it may deflect during insertion into the opening and snap into a locking engagement with the frame of the roof window and/or the insulating member.
  • the locking engagement may be established by friction and/or by mechanical means.
  • a simple projection may be used as an alternative to the barb, serving substantially the same function.
  • a bead at the edge of a plateshaped attachment member may snap or fall into a recess or an opening in the frame or in the insulating member.
  • a barb or other projection may be local or extend over the entire
  • the attachment member may be a local member, in which case each collar member is preferably provided with two or more attachment members, but in one embodiment an attachment member extends over substantially the entire length of a collar member in the length direction.
  • an attachment member extending over substantially the entire length of the collar member may provide stiffness to the inner portion of the underroof collar, which may facilitate installation.
  • an attachment member may be provided with one or more hinges or weakenings allowing the collar member to be folded.
  • the attachment members of neighbouring collar members are preferably not connected to each other at the comers of the underroof collar.
  • an attachment member extending over substantially the entire length of a collar member may provide improved weather proofing compared to when using local attachment members, since the underroof collar
  • An attachment member extending over substantially the entire length of a collar member will typically be inserted in a groove extending over the entire length of a corresponding member of the frame of roof window, said groove constituting the opening.
  • the groove is formed in an insulating
  • the groove and possibly also the attachment member may be slightly longer than the frame of the roof window.
  • the/each attachment member forms part of a rail member extending over substantially the entire length of a collar member in the length direction, said rail member being plate-shaped having two major surfaces interconnected by minor surfaces.
  • a rail member may be inserted in a groove extending between the frame of the roof window and an insulating member and arranged such that a first major surface extends along the outer side of the frame and such that the outer portion of the underroof collar extends away from a second major surface, away from the frame.
  • the inner portion of the underroof collar will typically be attached to the second major surface of the rail member, facing away from the frame of the roof window in the mounted state, but it may also be attached to the first major surface, in which case it may be brought into close contact with the frame of the roof window during installation.
  • an edge section of the inner portion having a width perpendicular to the length direction of 10-100 mm, preferably 15-50 mm, is attached to a major surface of the rail member. If attached to the second major surface of the rail member, it may be arranged to extend substantially in parallel to the outer side of the frame and such that the edge of the inner portion, facing away from the outer portion, faces away from an interior of a building covered by the roof structure. In this way the underroof collar will extend up along the outer side of the frame, thereby forming a L-shape, which may contribute to deflecting any water being pushed up against the frame of the roof window, for example under the influence of wind. A similar or supplementary effect may be
  • attachment member may be made from different materials. Particularly the stiffness of the attachment member and the friction between the attachment member and the opening into which it is inserted can be taken into consideration when choosing the material.
  • a rail member As
  • polypropylene PP
  • TPE thermoplastic elastomer
  • this underroof collar may also comprise at least one side collar member made with a surplus of material to facilitate installation on roof structures comprising laths for supporting a roofing material.
  • a second aspect of the invention relates to a kit comprising an underroof collar of the type described above, a roof window, and a least one insulating member, where at least one the roof window and the insulating member are shaped such that an opening is present between them in a mounted state, said opening being configured for receiving the attachment
  • underroof collars are used only with some types of roofing materials, and insulating members may either not be needed or not desired or there may simply not be room for them. For these reasons, underroof collar, insulating members and insulating frames are
  • the roof windows are typically suited for a wide range of installation situations. It is therefore presently preferred that the opening is formed by a recess in the insulating member, such that the outer side of the roof window simply delimits the opening at one side. In this way, standard roof windows can be used with no need for adaptation.
  • a third aspect of the invention relates to a roof window mounted in an inclined roof structure defining a roof plane, wherein said roof window comprises a frame delimiting a frame opening and having an outer side facing away from the frame opening, where an underroof collar of the type described
  • a fourth aspect of the invention relates to a method for sealing the joint
  • a roof window mounted in an inclined roof structure defining a roof plane and an underroof of said roof structure wherein said roof window comprises a frame delimiting a collar opening and having an outer side facing away from the frame opening
  • an underroof collar comprises an inner portion, which is configured for extending along the outer side of the frame of the roof window, and an outer portion, which is configured for extending away from the roof window and for overlapping with sections of an underroof extending along the roof window, said inner portion delimiting a collar opening
  • said underroof collar comprises a plurality of collar members each having a length direction extending along the collar opening
  • step of securing the underroof collar in the intended position comprises inserting at least one attachment member attached to the inner portion in an opening between the frame of the roof window and an insulating member arranged at the outer side of the frame.
  • the opening preferably extends substantially in parallel to the outer side of the frame so that, during the insertion, the least one attachment member is moved in direction, which is perpendicular to the roof plane. This may facilitate installation by bringing the inner portion of the underroof collar close to the frame of the roof window.
  • Fig. 1 is a perspective view of the making of an opening in a roof
  • Fig. 2 is a perspective view of the installation of a roof window with an insulating frame in the opening in the roof structure made as in Fig. 1 ;
  • Fig. 3 is a perspective view of the installation of an underroof collar on a roof window installed as in Fig. 2;
  • Fig. 4 is a perspective view showing an attachment member of an underroof collar being inserted in an opening, here shown as a groove between a frame of a roof window and an insulating member;
  • Figs 5 and 6 are cross-sectional views showing the installation of an underroof collar with an attachment member in a groove between a frame of a
  • Fig. 7 is a perspective view corresponding to Fig. 2 and showing how the underroof collar is attached to laths of the roof structure.
  • FIG. 1 it is shown how an opening 110 is cut in a roof structure 11 for mounting a roof window.
  • sections of the laths 111 used for supporting the roofing material 112 have been removed, and the underroof 113 has been interrupted by cutting.
  • sections 114 of the underroof previously covering the area of the opening 110 are folded over the ends of the laths 111 and the same may be the case with the sections 115 of the underroof extending along the top and bottom of the opening 110.
  • the folded over sections 114 are secured to the laths 111 by means of staples.
  • a roof window 1 is then mounted in the opening 110 in the roof
  • an insulating frame 7 surrounds the roof window 1 and mounting brackets 6 used for securing the frame (not visible in Fig. 2) of the roof window 1 to counter-battens 116 of the roof structure 141864
  • the insulating frame 7 may be a separate unit installed in the opening 110 in the roof structure 11 before installation of the roof window 1 , or it may be pre-mounted on the frame of the roof window 1 and installed in the roof structure 11 together with the roof window 1 . It is also possible to install the insulating frame 7 in the opening 110 in the roof structure 11 before installation of the roof window 1 , or it may be pre-mounted on the frame of the roof window 1 and installed in the roof structure 11 together with the roof window 1 . It is also
  • an underroof collar 104 is arranged to surround the roof window 1 as shown in Fig. 3 with an inner portion 1041 extending along the roof window 1 and an outer portion 1042, also referred to as a skirt portion, extending over the roof structure 11 .
  • the inner portion 1041 is attached at the frame 2 of the roof window 1 by hand, here by inserting an attachment member 1043 in the form of a plate-shaped rail member into a groove 105 between the frame 2 of the roof window 1 and the insulating frame 7.
  • FIGs 5 and 6 details of the installation of an underroof collar 104 are shown, and the thickness of the material of the underroof collar is exaggerated to make it clearly visible.
  • the attachment member 1043 which may be a rail member as in Fig. 4 or a local bracket, is inserted into a groove 105 extending between the frame 2 of the roof window 1 and an insulating member of the insulating frame 7 and substantially in parallel to an outer side 20o of the frame 2.
  • the groove 105 is here formed entirely in the insulating member of the insulating frame 7, and the outer side 20o of the frame 2 is plane.
  • the outer side of the frame being plane may facilitate installation by allowing the attachment member to glide over the outer side, thereby being guided into the groove.
  • An edge section 1044 of the inner portion 1041 is attached to the major surface 1045 of the attachment member 1043 facing away from the frame 2 of the roof window 1 , so that it extends substantially in parallel to the outer side
  • edge section 1044 has a width perpendicular to the length direction L of 16 mm, but it will be understood that it may be smaller or larger depending for example on the construction of the roof window 1 and installation depth in the roof structure 11 , and that a similar
  • a rail member 1043 made from a watertight material.
  • the attachment member 1043 is provided with a barb 1047 and an indentation 75 is provided in the insulating frame 7 matching the size and shape of the barb 1047.
  • the engagement between the barb 1047 and the indentation 75, which is shown in Fig. 6, will hinder a retraction of the attachment member 1043 once inserted and will thus contribute to keeping the underroof collar 104 in place, both during and after installation.
  • the insulating frame 7 is made from an elastic material, the indentation 75 need not be pre-formed as in Fig. 5 but may be made by the barb 1047 during installation.
  • the width of the plate-shaped attachment member 1043 corresponds to the distance from the bottom of the groove or opening 105 to the top of the frame 2, but this need not be the case. While it is considered advantageous for insulating purposes that the groove or opening 105 is not deeper than needed for the insertion of the attachment member 1043, a deeper opening may for example allow the use of several different underroof collars having different attachment members. Likewise, if for example the frame 2 of the roof windows 1 extends in a height above the exterior side of the laths 111 , the attachment member may not extend to the top of the frame 2.
  • the outer portion 1042 is usually attached to the roof structure 11. This is shown in Fig. 7, where the outer portion 1042 is being attached to laths 111 by means of staples.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
  • Seal Device For Vehicle (AREA)

Abstract

Est divulgué un collier de sous-toit (104) destiné à être utilisé avec une fenêtre de toit (1) montée dans une structure de toit (11) inclinée. Ledit collier de sous-toit (104) comprend une partie interne (1041) conçue pour s'étendre le long du côté externe du cadre (200) de la fenêtre de toit (1) et une partie externe (1042), qui est conçue pour s'étendre à distance de la fenêtre de toit (1) et pour chevaucher des sections d'un sous-toit (114, 115) s'étendant le long de la fenêtre de toit (1). Le collier de sous-toit comprend en outre au moins un élément de fixation (1043), qui est fixé à la partie interne (1041) et qui est conçu pour être inséré dans une ouverture (105) au niveau du cadre (2) de la fenêtre de toit. La divulgation concerne en outre un procédé destiné à rendre étanche le joint entre une fenêtre de toit et un sous-toit.
PCT/DK2023/050089 2022-03-31 2023-03-31 Collier de sous-toit, kit comprenant un collier de sous-toit et une fenêtre de toit, fenêtre de toit montée et procédé destiné à rendre étanche le joint entre une fenêtre de toit et une structure de toit WO2023186252A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DKPA202270174 2022-03-31
DKPA202270174A DK181528B1 (en) 2022-03-31 2022-03-31 Under-roof collar and method for sealing the joint between a skylight and a roof structure

Publications (1)

Publication Number Publication Date
WO2023186252A1 true WO2023186252A1 (fr) 2023-10-05

Family

ID=86226706

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DK2023/050089 WO2023186252A1 (fr) 2022-03-31 2023-03-31 Collier de sous-toit, kit comprenant un collier de sous-toit et une fenêtre de toit, fenêtre de toit montée et procédé destiné à rendre étanche le joint entre une fenêtre de toit et une structure de toit

Country Status (2)

Country Link
DK (1) DK181528B1 (fr)
WO (1) WO2023186252A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0994992B1 (fr) 1997-07-08 2002-10-30 VKR Holding A/S Collerette de fixation entre une structure de construction penetrant dans le toit et un dessous de toit
EP2284329A2 (fr) 2009-07-31 2011-02-16 FAKRO PP Spolka z o.o. Connexion de collier d'une structure de construction pénétrant la toiture jusqu'à la structure de la sous-toiture
EP1774118B1 (fr) 2004-06-30 2016-01-13 VKR Holding A/S Collerette d'etancheite
EP1896673B1 (fr) 2005-06-08 2016-04-06 Fakro PP Spolka Z O.O. Collier raccordant une construction penetrant un toit a la structure de sous-toiture
EP2466032B1 (fr) * 2010-12-17 2017-09-27 VKR Holding A/S Élément isolant avec deux éléments du materiaux différents et procédé pour isoler une fenêtre dans une structure de toit inclinée avec cet élément
EP3330452B1 (fr) * 2016-12-05 2019-11-13 VKR Holding A/S Collier d'étanchéité destiné à être monté autour d'un cadre de fenêtre monté sur le toit incliné d'un bâtiment et procédé de montage d'un cadre de fenêtre

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0994992B1 (fr) 1997-07-08 2002-10-30 VKR Holding A/S Collerette de fixation entre une structure de construction penetrant dans le toit et un dessous de toit
EP1774118B1 (fr) 2004-06-30 2016-01-13 VKR Holding A/S Collerette d'etancheite
EP1896673B1 (fr) 2005-06-08 2016-04-06 Fakro PP Spolka Z O.O. Collier raccordant une construction penetrant un toit a la structure de sous-toiture
EP2284329A2 (fr) 2009-07-31 2011-02-16 FAKRO PP Spolka z o.o. Connexion de collier d'une structure de construction pénétrant la toiture jusqu'à la structure de la sous-toiture
EP2466032B1 (fr) * 2010-12-17 2017-09-27 VKR Holding A/S Élément isolant avec deux éléments du materiaux différents et procédé pour isoler une fenêtre dans une structure de toit inclinée avec cet élément
EP3330452B1 (fr) * 2016-12-05 2019-11-13 VKR Holding A/S Collier d'étanchéité destiné à être monté autour d'un cadre de fenêtre monté sur le toit incliné d'un bâtiment et procédé de montage d'un cadre de fenêtre

Also Published As

Publication number Publication date
DK181528B1 (en) 2024-04-05
DK202270174A1 (en) 2024-02-08

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