EP1207243A1 - Dispositif et procédé de fixation d'une membrane de couverture - Google Patents

Dispositif et procédé de fixation d'une membrane de couverture Download PDF

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Publication number
EP1207243A1
EP1207243A1 EP00125007A EP00125007A EP1207243A1 EP 1207243 A1 EP1207243 A1 EP 1207243A1 EP 00125007 A EP00125007 A EP 00125007A EP 00125007 A EP00125007 A EP 00125007A EP 1207243 A1 EP1207243 A1 EP 1207243A1
Authority
EP
European Patent Office
Prior art keywords
holding element
roof
fastening screw
fastening
opening
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Withdrawn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
EP00125007A
Other languages
German (de)
English (en)
Inventor
Hans-Jürgen Koch
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to EP00125007A priority Critical patent/EP1207243A1/fr
Priority to AT01996658T priority patent/ATE355426T1/de
Priority to AU2002216036A priority patent/AU2002216036A1/en
Priority to DE50112137T priority patent/DE50112137D1/de
Priority to PCT/EP2001/013126 priority patent/WO2002040803A1/fr
Priority to EP01996658A priority patent/EP1334249B1/fr
Publication of EP1207243A1 publication Critical patent/EP1207243A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D5/00—Roof covering by making use of flexible material, e.g. supplied in roll form
    • E04D5/14—Fastening means therefor
    • E04D5/144—Mechanical fastening means
    • E04D5/145—Discrete fastening means, e.g. discs or clips
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
    • E04D3/36—Connecting; Fastening
    • E04D3/3601—Connecting; Fastening of roof covering supported by the roof structure with interposition of a insulating layer
    • E04D3/3603—Connecting; Fastening of roof covering supported by the roof structure with interposition of a insulating layer the fastening means being screws or nails
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D5/00—Roof covering by making use of flexible material, e.g. supplied in roll form
    • E04D5/14—Fastening means therefor
    • E04D5/141—Fastening means therefor characterised by the location of the fastening means
    • E04D5/143—Fastening means therefor characterised by the location of the fastening means in the field of the flexible material
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D5/00—Roof covering by making use of flexible material, e.g. supplied in roll form
    • E04D5/14—Fastening means therefor
    • E04D5/148—Fastening means therefor fastening by gluing

Definitions

  • the present invention relates to a device for fastening a roof waterproofing membrane or the like by means of a holding element and a fastening element on a roof substructure. Furthermore, the present concerns Invention a method for attaching a roof waterproofing membrane or the like on a roof substructure.
  • roof waterproofing membranes are often used today used. These cover a thermal insulation layer, under which there is usually there is another vapor barrier layer. This structure is then from a corresponding one Support structure of the roof worn.
  • Out DE 29 05 068 C2 is, for example, a device for fastening a sealing layer known on a base that has a holding plate with Is attached to the supporting structure of the roof using a fastening screw.
  • the holding plate has a corresponding one for receiving the fastening screw blind hole opening facing the roof skin, in which there is a threaded sleeve and into which the head of the fastening screw is screwed.
  • the prior art device has the disadvantage that the design the holding element is very complex and expensive. Even the one used Fastening screw is a special screw with an upper one to the end of the screw shaft reaching thread section, which also in the threaded sleeve must be pre-assembled. According to DE 29 05 068 C2 is also for application the fastening device is a specially designed complex assembly device required.
  • the exact position of the fastening screw is not visible from the outside, so that it is not recognizable whether the holding plate with the fastening screw is the desired one Has reached the end position in which both the sealing membrane on the Roof substructure is fixed, as well as a corresponding sealing effect, or not.
  • the present invention is therefore based on the object of a device and a method of attaching a roofing membrane or the like to create a roof substructure that has an extremely simple structure, creates a secure seal and can be installed very easily.
  • the device for fastening a Roof waterproofing membrane or the like essentially on its underside flat holding element, which has a significantly larger thickness central portion has, and a fastener that the under the holding member penetrates the waterproofing membrane and this and the holding element fixed to the roof substructure, the fastening element being a fastening screw is a threaded portion at its lower end has positive engagement in the roof substructure and on its upper End area a threaded section for positive engagement with the Has holding element, wherein the holding element has a central through opening for positive locking of the upper end area of the fastening screw and the fastening screw has an actuating device on the upper end region, preferably in the form of an external hexagon, wherein the inside diameter of the through opening of the holding element is less than the outer diameter of the upper threaded section of the mounting screw and the upper threaded portion has a self-tapping thread.
  • the device according to the invention for attaching a roof waterproofing membrane formed from only two elements is one of which, namely the holding element, can be easily manufactured and the other, namely the fastening screw, is a standard element commercially available can be. This makes it clear that the device according to the invention particularly simple and inexpensive to manufacture or obtain Elements is composed.
  • the fastening screw is provided with an annular contact flange, due to the extremely uniform power transmission on the one hand and an increased Sealing effect is achieved on the other hand.
  • the length of the upper threaded section is advantageously shorter than the length of the central through opening of the holding element, so that it is ensured that the Thread section the passage opening of the roof waterproofing membrane is not unnecessary increased.
  • the upper side of the central section of the holding element is advantageously flattened, whereby advantageously a flat contact of the head section the fastening screw on the holding element is achieved. So that will advantageously also created the possibility of additional ones if necessary Sealing devices, for example in the form of liquid film, adhesive or Insert sealing washer.
  • the through opening of the holding element is widened from the top, such that the head portion of the mounting screw is partially or preferred is fully included in the expansion.
  • the widening can advantageously be filled with sealing material, what their secure sealing against the ingress of weather conditions such as in particular Rainwater, ensures.
  • a sealing cap can alternatively be introduced into the widening are, for example clamped or screwed in, so that a secure sealing over a long period of time is outstandingly guaranteed.
  • sealing element additional holding elements has, for example securing elements for roof safety devices, especially when using the fastening device not only on flat but also on sloping roofs.
  • the fastening device according to the invention is machine-compatible, i.e. with existing automatic application and screwing machines can be applied to the roof.
  • a roof insulation made of polystyrene is particularly advantageous Rubber or silicone disc between the holding element and the roof sealing membrane used, which achieves a good seal adapted to the insulation material becomes.
  • Fig. 1 is a fastening device 1 according to the invention in a sectional view shown.
  • the fastening device 1 serves to fasten a roof waterproofing membrane 5 of a roof substructure 3, the roof waterproofing membrane 5 in a known manner, a plastic film, a bitumen sheet or also a can be non-laminated or laminated sheet metal.
  • a thermal insulation layer 7 for example, from a suitable thermal insulation material, which in turn includes a Film layer 9 is located, which serves as a vapor barrier, for example.
  • the roof waterproofing membrane 5, the heat insulation layer 7 and the film layer 9 rest on a support structure 11 of the roof.
  • the fastening device 1 To determine the roof waterproofing membrane 5 on the one hand and the underlying Layers 7 and 9 on the other hand on the support structure 11 is the fastening device 1 provided.
  • This has a holding element 13, which in the example shown is plate-shaped and its underside 15 essentially is just trained.
  • the holding element 13 has a central section 17 which is considerably larger Thickness than the thickness of the remaining holding element 13th
  • a through opening 19 is located centrally in this central section 17 extends from the top 14 of the holding element 13 to the bottom 15 thereof.
  • Fig. 1 the fastening device is shown in the assembled state.
  • a fastening element 21 is provided, which in the example shown is a conventional fastening screw 23.
  • the Fastening screw 23 has a lower end region 25 which has a tip 27 and a threaded portion 29.
  • the threaded portion 29 is as self-tapping thread formed when screwing in the fastening screw 23 comes into engagement with the support structure 11.
  • a threaded portion 35 is provided which has an external thread, the Outside diameter is larger than the inside diameter of the through opening 19.
  • the threaded section 35 is designed as a self-tapping thread, which itself during screwing in of the fastening screw 23 cuts the inner wall of the through opening 19.
  • the length of the threaded section 35 is shorter than the length of the through hole 19 so that the threaded portion 35 does not penetrate the roof sealing membrane 5.
  • the upper end region 33 of the fastening screw 23 also has an actuating device 37, which in the illustrated example as an external hexagon 39 is trained.
  • the contact flange 41 is already a good sealing option in addition to the normally self-sealing threaded section 35 in the through opening 19 forms, additional sealing measures, for example in the form of sealing rings or other liquid foils or adhesive 43 may be provided.
  • This elastic sealing has the particular advantage of compensating for expansion the fastening screw 23 due to different thermal expansions. Because the fastening screw 23 consists essentially of metal, whereas the holding element 13 consists essentially of plastic. The different materials have different coefficients of thermal expansion, so that the different dimensions of the two materials are elastic can be caught by the sealing devices 43.
  • a liquid film or an adhesive 45 between the underside in the form of a ring or a part of a ring 15 of the holding element 13 and top of the roof waterproofing membrane is provided. This advantageously does not extend inwards to the passage area the fastening screw, an accidental penetration of the liquid film 45 to in this area, however, is harmless, or in the case of polystyrene, by an additional Sealing disc prevented.
  • a point, ring or partial ring of liquid film or adhesive 45 is placed on the Roof sealing membrane 5 applied. This happens around the fixed fixation point, as described below. Then the holding element 13 placed with its underside 15 on the liquid film or the adhesive 45, the through opening 19 is substantially set to the Fixing point comes to lie.
  • the fastening screw is then inserted through the through opening 19, penetrates through the roof waterproofing membrane 5 and also through the Thermal insulation layer 7 and film layer 9. Then the lower threaded section begins 35 in the support structure 11 by continuously turning the fastening screw to screw through the preferably self-tapping thread.
  • the holding element 13 can initially rotate somewhat, which causes the liquid film or adhesive 45 to be even or more uniform is distributed over the circumference of the ring.
  • FIG. 2 shows an example of the distribution of fastening devices on one Shown roof.
  • Fig. 2 shows schematically the top view of a roof surface D, the has a main surface area 51 which extends over the central areas of FIG Roof surface 50 extends. Furthermore, edge regions 52 are indicated, which are parallel extend to the outside of the roof surface 50 in a strip shape and corner areas 53, which extend in the corner regions of the roof surface 50.
  • the distribution of the fastening device 1 in the respective areas can be such that 1.2 pieces / m 2 are used in the main surface area 51, 2.4 pieces / m 2 in the edge areas 52 and 3.8 pieces / m in the corner areas 53 2nd A corresponding number of fixing points are provided and, if necessary, pre-marked in advance of the mounting of the fastening device 1.
  • the fastening device 1 of the present invention is in all areas a foil roof can be used so that logistically can also be avoided different fastening devices for different roof areas to provide, which in turn accelerates the mounting of the fasteners.
  • FIG. 3 shows an alternative embodiment of a holding element 13.
  • the through opening 19 in its upper region an expansion 47 which is so large in diameter is that it has the head portion of the fastening screw 23 with an external hexagon 39 and bearing flange 41 can accommodate.
  • the depth of the widening 47 such that the head portion of the mounting screw 23 in it completely can disappear and can completely seal the expansion poured a liquid film 49 outwards into the widening 47 and this be poured out.
  • the overall dimensioning of the holding element 13 becomes this Embodiment adapted accordingly.
  • the present invention thus provides a simple device for fastening a roof waterproofing membrane on a roof structure and one accordingly simple procedure for attaching the roof waterproofing layer specified that in particular advantages in terms of simplicity in design, simplicity in assembly and thus considerable cost advantages.
  • the fastening device according to the invention can advantageously be applied to all Types of roofs can be applied.
  • This also includes vertical or even overhanging roofs, for example barrel-shaped roofs.
  • Another important advantage of the present invention is the recyclability the fastening device, in particular if the holding element is made of Plastic is formed.
  • the fastening screw can be loosened again and the roof sealing layer removed in the area together with the holding element 13 become.
  • the embodiment of the aforementioned prior art, at The fact that the threaded sleeve is cast into the holding plate also makes it difficult to recycle of the holding plate considerably or even prevents them entirely.
  • the present invention is not limited to the exemplary embodiments shown.
  • glue or sealant also a sealing washer adapted to the geometry, for example compressed foam material can be used.
  • the fastening device according to the invention can be used in supporting substructures of all kinds can be used, including those instead of trapezoidal sheet concrete, aerated concrete or wood-based materials are present.
  • the lower threaded portion 29 of the mounting screw 23 then has a for suitable material of the roof substructure on, or it an appropriate dowel is also used.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Tents Or Canopies (AREA)
  • Seal Device For Vehicle (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
EP00125007A 2000-11-16 2000-11-16 Dispositif et procédé de fixation d'une membrane de couverture Withdrawn EP1207243A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP00125007A EP1207243A1 (fr) 2000-11-16 2000-11-16 Dispositif et procédé de fixation d'une membrane de couverture
AT01996658T ATE355426T1 (de) 2000-11-16 2001-11-13 Vorrichtung und verfahren zum befestigen einer dachabdichtungsbahn
AU2002216036A AU2002216036A1 (en) 2000-11-16 2001-11-13 Device and method for fixing a roof sealing strip
DE50112137T DE50112137D1 (de) 2000-11-16 2001-11-13 Vorrichtung und verfahren zum befestigen einer dachabdichtungsbahn
PCT/EP2001/013126 WO2002040803A1 (fr) 2000-11-16 2001-11-13 Procede et dispositif de fixation d'un le d'etancheite pour toiture
EP01996658A EP1334249B1 (fr) 2000-11-16 2001-11-13 Procede et dispositif de fixation d'un le d'etancheite pour toiture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00125007A EP1207243A1 (fr) 2000-11-16 2000-11-16 Dispositif et procédé de fixation d'une membrane de couverture

Publications (1)

Publication Number Publication Date
EP1207243A1 true EP1207243A1 (fr) 2002-05-22

Family

ID=8170394

Family Applications (2)

Application Number Title Priority Date Filing Date
EP00125007A Withdrawn EP1207243A1 (fr) 2000-11-16 2000-11-16 Dispositif et procédé de fixation d'une membrane de couverture
EP01996658A Expired - Lifetime EP1334249B1 (fr) 2000-11-16 2001-11-13 Procede et dispositif de fixation d'un le d'etancheite pour toiture

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP01996658A Expired - Lifetime EP1334249B1 (fr) 2000-11-16 2001-11-13 Procede et dispositif de fixation d'un le d'etancheite pour toiture

Country Status (5)

Country Link
EP (2) EP1207243A1 (fr)
AT (1) ATE355426T1 (fr)
AU (1) AU2002216036A1 (fr)
DE (1) DE50112137D1 (fr)
WO (1) WO2002040803A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202009015208U1 (de) 2009-11-07 2010-03-04 Wörsching & Koch Technologie GbR (vertretungsberechtigter Gesellschafter: Peter Wörsching, 82335 Berg) Abstützelement

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012101320A1 (de) 2012-02-17 2013-08-22 Sfs Intec Holding Ag Schraube und damit hergestellte Dünnblechverbindung

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074501A (en) * 1975-04-24 1978-02-21 Sune Allan Sandqvist Method of securing a sealing layer to a support
DE2905068A1 (de) * 1978-02-15 1979-08-16 Bst Byggdetaljer Ab Verfahren und vorrichtung zum befestigen einer abdichtungsschicht gegen eine unterlage
GB2169051A (en) * 1984-12-21 1986-07-02 Sfs Stadler Ag Screws for fastening roof or wall liners
US4686808A (en) * 1983-03-14 1987-08-18 John D. Gray Roofing system, method and holddown apparatus
US4799845A (en) * 1986-05-16 1989-01-24 Dunlop Construction Products Inc. Means for attaching sheet material to a substrate
US4959938A (en) * 1989-08-28 1990-10-02 Caro Charles J De Non-seating plate/fastener assembly
DE4339760A1 (de) * 1993-11-22 1995-05-24 Sfs Ind Holding Ag Großflächige Unterlegscheibe

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074501A (en) * 1975-04-24 1978-02-21 Sune Allan Sandqvist Method of securing a sealing layer to a support
DE2905068A1 (de) * 1978-02-15 1979-08-16 Bst Byggdetaljer Ab Verfahren und vorrichtung zum befestigen einer abdichtungsschicht gegen eine unterlage
DE2905068C2 (fr) 1978-02-15 1987-06-19 Bst-Byggdetaljer Ab, Stenkullen, Se
US4686808A (en) * 1983-03-14 1987-08-18 John D. Gray Roofing system, method and holddown apparatus
GB2169051A (en) * 1984-12-21 1986-07-02 Sfs Stadler Ag Screws for fastening roof or wall liners
US4799845A (en) * 1986-05-16 1989-01-24 Dunlop Construction Products Inc. Means for attaching sheet material to a substrate
US4959938A (en) * 1989-08-28 1990-10-02 Caro Charles J De Non-seating plate/fastener assembly
DE4339760A1 (de) * 1993-11-22 1995-05-24 Sfs Ind Holding Ag Großflächige Unterlegscheibe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202009015208U1 (de) 2009-11-07 2010-03-04 Wörsching & Koch Technologie GbR (vertretungsberechtigter Gesellschafter: Peter Wörsching, 82335 Berg) Abstützelement

Also Published As

Publication number Publication date
ATE355426T1 (de) 2006-03-15
DE50112137D1 (de) 2007-04-12
WO2002040803A1 (fr) 2002-05-23
EP1334249A1 (fr) 2003-08-13
AU2002216036A1 (en) 2002-05-27
EP1334249B1 (fr) 2007-02-28

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