WO2003077692A1 - Textile resistant aux decoupures et pourvu d'un systeme d'alerte en cas de vandalisme - Google Patents

Textile resistant aux decoupures et pourvu d'un systeme d'alerte en cas de vandalisme Download PDF

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Publication number
WO2003077692A1
WO2003077692A1 PCT/EP2003/000288 EP0300288W WO03077692A1 WO 2003077692 A1 WO2003077692 A1 WO 2003077692A1 EP 0300288 W EP0300288 W EP 0300288W WO 03077692 A1 WO03077692 A1 WO 03077692A1
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WO
WIPO (PCT)
Prior art keywords
fabric
individual elements
cut
fabric according
directions
Prior art date
Application number
PCT/EP2003/000288
Other languages
English (en)
Inventor
Eric Hazan
Luc De Meyer
Original Assignee
Eric Hazan
Luc De Meyer
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 PCT/EP2002/002926 external-priority patent/WO2002090644A2/fr
Application filed by Eric Hazan, Luc De Meyer filed Critical Eric Hazan
Priority to CA002479332A priority Critical patent/CA2479332A1/fr
Priority to US10/507,676 priority patent/US20080092599A1/en
Priority to EP03700809A priority patent/EP1519660A1/fr
Priority to AU2003201961A priority patent/AU2003201961A1/en
Publication of WO2003077692A1 publication Critical patent/WO2003077692A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
    • F41H5/00—Armour; Armour plates
    • F41H5/02—Plate construction
    • F41H5/04—Plate construction composed of more than one layer
    • F41H5/0471—Layered armour containing fibre- or fabric-reinforced layers
    • F41H5/0478—Fibre- or fabric-reinforced layers in combination with plastics layers
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00—Materials specially adapted for outerwear
    • A41D31/04—Materials specially adapted for outerwear characterised by special function or use
    • A41D31/24—Resistant to mechanical stress, e.g. pierce-proof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/10—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer reinforced with filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J7/00—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs
    • B60J7/08—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs of non-sliding type, i.e. movable or removable roofs or panels, e.g. let-down tops or roofs capable of being easily detached or of assuming a collapsed or inoperative position
    • B60J7/10—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs of non-sliding type, i.e. movable or removable roofs or panels, e.g. let-down tops or roofs capable of being easily detached or of assuming a collapsed or inoperative position readily detachable, e.g. tarpaulins with frames, or fastenings for tarpaulins
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
    • F41H5/00—Armour; Armour plates
    • F41H5/02—Plate construction
    • F41H5/04—Plate construction composed of more than one layer
    • F41H5/0442—Layered armour containing metal
    • F41H5/0457—Metal layers in combination with additional layers made of fibres, fabrics or plastics
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
    • G08B13/126—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a housing, e.g. a box, a safe, or a room

Definitions

  • the present invention relates to the field of cutting resistant fabrics.
  • the present invention relates to a cut-resistant fabric.
  • the present invention relates to a cut-warning fabric.
  • the present invention relates to a method for preventing vandalism on a fabric.
  • the invention relates to the use of a fabric according to the present invention as an anti-vandalism fabric.
  • thermoharding materials there are also known types of reinforcements for thermoplastic materials as e.g. a knitted "loop” fabric based on a knitted metal loop reinforcement. Also a woven tarpaulin reinforcement is already known comprising woven and knitted steel constructions. These last constructions have as major difficulty, i.e. the stiffness and the weight.
  • the first "loop" knit construction has as major difficulty when it is used as "anti- hooligan” fabric in seats of trains, trams, busses, it may, upon damage pierce and stick through the fabric. So even if it helps a lot to improve cut resistance in the fabric, the seat can no more be used as the metal will pinch through the skin of the user as well.
  • the present invention provides a cut-resistant fabric comprising at least two layers and/or two directions of individual elements of which at least one individual element is a reinforced element comprising a reinforced fiber, which elements are not interwoven but have only an indirect connection created by chemicals, plastics, rubbers or by connection elements which are weaker than the reinforced element, and whereon at least one side is provided with an adhesive layer.
  • the present invention provides a cut-warning fabric being capable of activating an alarm signal when subjected to acts of vandalism, such as e.g. being cut or pierced through.
  • the invention relates to a cut-warning fabric comprising at least one layer and/or one direction of individual elements of which said individual elements are partly or wholly made of electro-conductive material and at least partly insulated.
  • the invention relates to a cut-warning fabric comprising at least two layers and/or two directions of individual elements of which said individual elements are partly or wholly made of conductive (electro-conductive) material and are at least partly insulated in relation to each other.
  • the cut-warning fabric according to the invention is made out of layers or elements, which are insulated in relation to each other.
  • the present invention relates to a method for preventing vandalism on a fabric, by activating an alarm signal when the fabric is subjected to acts of vandalism, e.g. cut through.
  • the alarm system may be activated when someone tries to cut or cuts through the fabric.
  • the alarm system may be either activated upon a) interruption / cutting off or closure of an electrical circuit provided in the fabric according to the present invention, or b) providing a contact between a positive and a neutral or negative electrical circuit provided in the fabric according to the present invention.
  • said method for preventing vandalism on a fabric comprises providing a fabric comprising at least two layers and/or two directions of individual elements of which said individual elements are partly or wholly made of electro- conductive material and are insulated in relation to each other and wherein at least one of the individual elements is able to act as an electrical conductor for providing an electrical circuit in said fabric according to the invention, and activating an alarm signal when interruption or closure of said electrical circuit in said fabric is made.
  • said method for preventing vandalism on a fabric comprises providing a fabric comprising at least two layers and/or two directions of individual elements of which said individual elements are partly or wholly made of electro-conductive material and are insulated in relation to each other and wherein at least one of the individual elements is able to act as a positive electrical conductor, and wherein at least another of the individual elements is able to act as a negative or neutral electrical conductor in said fabric according to the present invention, and activating an alarm signal when connection between said positive with said negative or neutral electrical conductor is made.
  • the invention relates to a fabric comprising at least two layers and/or two directions of individual elements of which said individual elements are partly or wholly made of electro-conductive material and are insulated in relation to each other according to the invention, and further comprising at least two layers and/or two directions of individual elements of which at least one individual element is a reinforced element comprising a reinforced fiber, which elements are not interwoven but have only an indirect connection created by chemicals, plastics, rubbers or by a connection elements which are weaker than the reinforced element.
  • cut-resistant and cut-warning fabrics or any combinations thereof according to the invention are particularly useful as anti-vandalism fabrics.
  • Fig. 1 to 10 represent different embodiments of fabrics according to the present invention.
  • Fig. 11 shows another preferred embodiment of a fabric according to the present invention.
  • Fig. 12 represents another embodiment of a fabric according to the present invention having two layers of non-woven individual elements.
  • Fig. 13 shows another embodiment of a fabric according to the present invention having layers of insulated individual elements.
  • Fig. 14 shows yet another embodiment of a fabric according to the present invention having insulated individual elements and comprising a metal wire per layer of individual elements.
  • Fig. 15 shows another embodiment of a fabric according to the present invention having layers of insulated individual elements.
  • Fig. 16 shows yet another embodiment of a fabric according to the present invention having insulated individual elements and comprising a metal wire per layer of individual elements.
  • Fig. 17 schematically represents the induction of an alarm system in a fabric according to the invention, when a canvas is being cut with a knife.
  • the fabric as represented consists of at least two conductive layers, which are separated in relation to each other by insulating material.
  • Fig. 18 shows the use of a canvas on a truck.
  • the canvas is partly or wholly made of a fabric suitable for activating an alarm system according to the invention.
  • the represented fabric is provided with a sensor capable of detecting a contact made in an electrical circuit or cutting off or closure of an electrical circuit provided in the fabric. Such detection is transmitted either directly or indirectly, e.g. via a satellite system, to a control unit capable of which subsequently releases an alarm signal.
  • the present invention relates to a cut-resistant fabric.
  • such fabric comprises at least two layers and/or at least two directions of individual elements, which might be laid upon each woven, stitched interlink. These fabrics might contain a warp and/or a weft.
  • the difference between "multi- layered” fabric and “multi-axial” directions is only in the fact that the individual elements with multi-axial directions are woven, stitched or knitted together lengthwise while for a multi- layered fabric they are kept together by chemical or mechanical, such as fusion means or by stitching or knitting or a combination thereof.
  • the term "bias" implies a direction diagonally across a piece of fabric at preferably 45 degrees to the warp and fill. In the present invention the degrees to the warp and fill may differ from 45, in a range of from 1 to 89 degrees, for example 10, 20, 30, 40, 50, 60, 70 or 80 degrees.
  • Non-woven implies material obtained by assembling fibers with other chemical, mechanical, thermal or physical processes than weaving or knitting.
  • Knitting means implies a method for forming a fabric or textile surface produced by interlacing stitches (loops).
  • the "warp” comprises different warp elements, laying in a same direction, the so- called warp direction.
  • the "weft” comprises different weft elements, laying in a same direction, the so-called weft direction.
  • Each warp and weft element follows a certain path through the fabric, being respectively a warp path or a weft path.
  • at least one warp element or one weft element, or both comprise two or more elongated steel elements, which are in contact relationship with each other.
  • an "individual element” implies a warp element, preferably a yarn.
  • a warp element is to be understood as one or more individual elements such as e.g.
  • weft element is to be understood as one or more individual elements such as e.g. yarns, filaments, bundles of fibers, wires or cords, which follow the same path through the fabric in weft direction.
  • weft element is to be understood as one or more individual elements such as e.g. yarns, filaments, bundles of fibers, wires or cords, which follow the same path through the fabric in weft direction.
  • all individual elements of a weft element cross the warp elements of the fabric in an identical way.
  • the present invention relates to a cut-resistant fabric comprising at least two layers and/or two directions of individual elements of which at least one individual element is a reinforced element comprising a reinforced fiber, which elements are not interwoven but have only an indirect connection created by chemicals, plastics, rubbers or by connection elements which are weaker than the reinforced element, and whereon at least one side is provided with an adhesive layer.
  • the invention relates to a cut-resistant fabric according to the invention, wherein said adhesive layer is self-adhesive, optionally with a releasing back sheet. The presence of a self-adhesive tape enables the fabric to be applied as a tape form, or in a given width.
  • the recommended width of the stroke of protective material preferably comprises between 80 cm and 130 cm, so that thieves or vandals cannot reach higher without the use of additional helping means, e.g. ladder, on the tarpaulin or canvas.
  • Another advantage of this type of fabric is that the fabric may be easily used , e.g. in tape form, to replace damaged parts of materials such as canvasses, tarpaulins, seats, chairs, etc..
  • the adhesive layer may consist of conductive or non-conductive material, or a mixture thereof.
  • said adhesive layer is electro-conductive.
  • the invention relates to a cut-resistant fabric according to the invention in which at least one of the individual elements is partly or wholly electro-conductive and at least partly insulated.
  • said electro-conductive material is selected from the group comprising a metal thread, a conductive fiber, a conductive polymer, aluminum foil, sputtered metals or mixtures thereof.
  • the conductive material may be a metal component, such as a metal thread provided that the metal is conductive and preferably a copper or steel thread.
  • Conductive polymers refers to polymers that conduct electric currents without the addition of conductive (inorganic) substances.
  • the conductive material in the fabric may be a conductive polymer, such as but not limited to polypyrrole, polythiophene, polyaniline, substituted polyaniline, poly(ethylene dioxythiophene), polybutyl teraphtalate (PBT), polyvinyldifloride (PVDF) or other conductive polymers or any mixtures thereof.
  • the co-polymers include PBT, which is suitable as conductive polymers since it provide a good flexibility, and PVDF, which is suitable since this polymer provides resistance to chemical compounds.
  • the conductive polymers include polypryrrole and polyaniline.
  • the conductive material in the fabric may also be a conductive fiber, such as conductive carbon fibers, carbon filled nylon or polyester fibers.
  • the conductive material may also comprise a sputtered metal or mixtures thereof.
  • the conductive material may also comprise conductive aluminum foil that is perforated or not. In a preferred embodiment, the conductive material comprises conductive aluminum foil that is perforated.
  • the invention relates to a cut-resistant fabric, wherein the insulating material is selected from the group comprising PVC, polyester, polypropylene, polyamide, polyethylene, ethylene/butene copolymers (PEB), polyethylene terephtalate (PET), polybutyl teraphtalate (PBT), polyvinyldifloride (PVDF) or mixtures thereof.
  • the insulating material is selected from the group comprising PVC, polyester, polypropylene, polyamide, polyethylene, ethylene/butene copolymers (PEB), polyethylene terephtalate (PET), polybutyl teraphtalate (PBT), polyvinyldifloride (PVDF) or mixtures thereof.
  • the reinforced fibers in said cut-resistant fabric are provided with joints or weakening points for enabling folding of the fabric.
  • flexible fabrics are required. This is for instance the case when textiles of the curtain type or the roll-up type, e.g. canvasses or tarpaulins, are to be rolled up in horizontal or vertical direction respectively to open the textiles. Textiles of this type require flexibility vertically.
  • the canvas comprises a fabric having reinforced fibers, which are provided with joints or weakening points for enabling the folding of the fabric.
  • the invention relates to a cut-warning fabric.
  • such cut-warning fabric comprises at least one layer and/or one direction of individual elements of which said individual elements are partly or wholly made of electro-conductive material and at least partly insulated.
  • said at least one of the individual element is able to act as an electrical conductor suitable for providing an electrical circuit in said fabric.
  • the invention relates to a cut-warning fabric wherein the interruption or closure of said electrical circuit in said fabric is capable of activating an alarm signal.
  • the mentioned cut-warning fabric comprises at least two layers and/or two directions of individual elements of which said individual elements are partly or wholly made of conductive (electro-conductive) material and are at least partly insulated in relation to each other.
  • At least one of the individual elements is able to act as a positive electrical conductor, and at least another of the individual elements is able to act as a negative or neutral electrical conductor.
  • the invention relates to a cut-warning fabric wherein the connection between said positive with said negative or neutral electrical conductor is capable of activating an alarm signal.
  • the present invention provides a cut-warning fabric further comprising at least one individual element able to act as a connection thread, for interconnecting the different individual elements able to act as a same electrical conductor.
  • the present invention provides a cut-warning fabric, wherein the individual elements are able to act as a same electrical conductor are suitable for ending up in only one pen being connectable to an electrical power supplier.
  • the present invention provides a cut-warning fabric, wherein the individual elements are able to act as an electrical conductor are suitable for ending up in a multiple of pens being connectable to an electrical power supplier.
  • the invention relates to a cut-warning fabric, wherein said individual elements are provided with joints or weakening points for enabling folding of the fabric.
  • the invention relates to a cut-warning fabric, wherein electro-conductive material is selected from the group comprising a metal thread, a conductive fiber, a conductive polymer, aluminum foil, sputtered metals or mixtures thereof.
  • at least one of said individual elements is partly or wholly made of perforated aluminum foil.
  • the invention relates to a cut-warning fabric, wherein insulating material is selected from the group comprising PVC, polyester, polypropylene, polyamide, polyethylene, ethylene/butene copolymers (PEB), poly ethylene terephtalate (PET), polybutyl teraphtalate (PBT), polyvinyldifloride (PVDF) or mixtures thereof.
  • insulating material is selected from the group comprising PVC, polyester, polypropylene, polyamide, polyethylene, ethylene/butene copolymers (PEB), poly ethylene terephtalate (PET), polybutyl teraphtalate (PBT), polyvinyldifloride (PVDF) or mixtures thereof.
  • the invention relates to a fabric wherein at least one of its individual elements is partly or wholly electro-conductive, and preferably consisting of perforated aluminum foil, that is at least partly provided with insulating material, in particular PVC.
  • insulating material in particular PVC.
  • the combination of perforated aluminum foil as conductive material and PVC as insulating material is particularly advantageous, since PVC is a thermoplastic material which when forming the layered fabric structure can extrude into the perforations provided in the aluminum foil in order to provide a solid fabric.
  • the invention relates to a cut-warning fabric wherein at least one layer and/or one direction of the individual elements is further able to act as an electrical conductor suitable for activating a heating system in said fabric.
  • a heating electrical current is provided in the fabric according to the invention by using the same components as used for establishing the alarm system. More in particular, the heating system may be induced by a) contact between a positive and a neutral or negative electrical circuit provided in the fabric according to the present invention; or b) by interruption/cutting off/closure of an electrical circuit provided in the fabric according to the present invention.
  • the present invention relates to a method for preventing vandalism on a fabric which comprises providing a fabric comprising at least two layers and/or two directions of individual elements of which said individual elements are partly or wholly made of electro-conductive material and are insulated in relation to each other and wherein at least one of the individual elements is able to act as an electrical conductor for providing an electrical circuit in said fabric according to the above-given description, and activating an alarm signal when interruption or closure of said electrical circuit in said fabric is made.
  • the present invention relates to a method for preventing vandalism on a fabric comprising providing a fabric comprising at least two layers and/or two directions of individual elements of which said individual elements are partly or wholly made of electro-conductive material and are insulated in relation to each other and wherein at least one of the individual elements is able to act as a positive electrical conductor, and wherein at least another of the individual elements is able to act as a negative or neutral electrical conductor in said fabric according to the above-given description, and activating an alarm signal when connection between said positive with said negative or neutral electrical conductor is made.
  • the method according to the invention is also capable of activating an alarm system when a fabric is being cut, by means of a combination of the two- above mentioned systems.
  • the invention in another further embodiment, relates to a method, wherein interruption or closure of at least one electrical circuit or connection of at least two electrical circuits in said fabric induces a signal that is detected by a sensor and that is transmitted either directly or indirectly to a control unit capable of releasing an alarm signal.
  • the fabric is provided with a sensor.
  • the sensor is either wireless or not and is in contact with a control unit.
  • the sensor detects a contact or an interruption or closure of a electrical circuit, activates a signal upon detection and transmits the signal to a control unit, which subsequently activates an alarm and/or signal, either visible/hearable or not.
  • Suitable alarm signals may comprise noise, light or a silent contact alarming the police, guards, owners or whoever.
  • the method comprises providing a fabric wherein the electro-conductive material is selected from the group comprising a metal thread, a conductive fiber, a conductive polymer, aluminum foil, sputtered metals or mixtures thereof.
  • the invention in another embodiment relates to a method, wherein a fabric is provided wherein the insulating material is selected from the group comprising PVC, polyester, polypropylene, polyamide, polyethylene, ethylene/butene copolymers (PEB), poly ethylene terephtalate (PET), polybutyl teraphtalate (PBT), polyvinyldifloride (PVDF) or mixtures thereof.
  • the insulating material is selected from the group comprising PVC, polyester, polypropylene, polyamide, polyethylene, ethylene/butene copolymers (PEB), poly ethylene terephtalate (PET), polybutyl teraphtalate (PBT), polyvinyldifloride (PVDF) or mixtures thereof.
  • the present invention relates to a fabric comprising at least two layers and/or two directions of individual elements of which said individual elements are partly or wholly made of electro-conductive material and are insulated in relation to each other according to the above-given description and further comprising at least two layers and/or two directions of individual elements of which at least one individual element is a reinforced element comprising a reinforced fiber, which elements are not interwoven but have only an indirect connection created by chemicals, plastics, rubbers or by a connection elements which are weaker than the reinforced element.
  • This type of fabric enables to combine cutting resistance with the possibility to activate an alarm system when the fabric is subjected to acts of vandalism.
  • the invention relates to said cut-resistant and cut-warning fabric wherein said electro-conductive material is selected from the group comprising a metal thread, a conductive fiber, a conductive polymer, aluminum foil, sputtered metals or mixtures thereof.
  • the invention relates to said cut-resistant and cut- warning fabric wherein the insulating material is selected from the group comprising PVC, polyester, polypropylene, polyamide, polyethylene, ethylene/butene copolymers (PEB), poly ethylene terephtalate (PET), polybutyl teraphtalate (PBT), polyvinyldifloride (PVDF) or mixtures thereof.
  • the insulating material is selected from the group comprising PVC, polyester, polypropylene, polyamide, polyethylene, ethylene/butene copolymers (PEB), poly ethylene terephtalate (PET), polybutyl teraphtalate (PBT), polyvinyldifloride (PVDF) or mixtures thereof.
  • the invention relates to a cut-resistant and cut-warning fabric wherein at least one of said individual elements is partly or wholly made of perforated aluminum foil.
  • the invention relates to a fabric, wherein said individual elements and said reinforced fibers are provided with joints or weakening points for enabling folding of the fabric.
  • a cut-resistant and cut-warning fabric is provided as described above, whereon at least on one side an adhesive layer, preferably a self-adhesive layer optionally with a releasing back sheet is provided.
  • the angle between the individual elements differs from 90°.
  • the fabric according to the invention has at least two different layers and/or directions of individual elements.
  • the fabric according to the invention comprises individual elements which are connected by knitting and/or by stitching.
  • the individual elements are connected by plastic, chemicals or rubber.
  • the individual elements are connected by another textile means such as non-woven.
  • the fabric according to the invention comprises a combination of one or more of the connection means.
  • the fabric contains at least one direction and/or layer which differs to another in an angle other than 90°.
  • the different individual elements have at least two different compositions of material.
  • the individual elements are covered by a material by spinning, winding, twisting or any other way to have fibers or filaments around the elements.
  • At least some of the individual elements are covered by plastic and/or rubber.
  • the fabric is woven, knitted or braid, or comprises any other textile construction wherein the connection or interweaving takes at least partly place by means of non reinforcement individual elements, as e.g. normal textile yarns, while the major reinforcement individual elements do not have a major part of the woven or knitted connection to each other.
  • the main reinforcement individual elements are only interwoven, interknit or interconnected at a distance of at least 0.5 mm, preferably 5 mm and more preferably more than 10 mm.
  • the fabric is a multi-axial insertion fabric comprising four main directions, being one warp, one weft and two bias directions and a longitudinal knitted connection thread.
  • the fabric is a multi-axial weft insertion fabric comprising three main directions being two bias directions and one weft direction and a longitudinal knitted connection thread or yarn.
  • the fabric is a laid fabric comprising two bias directions and one horizontal weft direction. In another preferred embodiment the fabric is a laid fabric comprising four reinforcement directions being one weft direction, one warp direction and two bias directions.
  • the fabric is a bias laid fabric comprising two directions. In another preferred embodiment the fabric is a bias laid fabric comprising a longitudinal carrier yarn up and/or under the two main directions.
  • the fabric is a three layer laid fabric.
  • the fabric is a four layer laid fabric.
  • the fabric according to the invention is cut resistant to a force of more than 1 Newton/cm.
  • the preferred textile constructions will be "weft inserted” knits, laid fabrics, multi-axial fabrics in shape of multi-axial laid fabrics or as multi-axial weft insertion (type Liba and Karl Mayer Malimo) and also stitched materials including the use of non-wovens and all other or any combination of these textile constructions.
  • the fabrics according to any of the embodiments of the present invention are particularly useful to be used as an anti-vandalism fabric.
  • the present invention relates to the use of a fabric according to any of the previous embodiments as an alarm activating fabric and/or a heating activating fabric and/or a cut-resistant fabric.
  • the invention relates to a tarpaulin or cover comprising one or more of the previous fabrics according to the invention.
  • a tarpaulin or cover comprising one or more of the previous fabrics according to the invention.
  • cords will also be preferably reinforced and connected with an alarm system.
  • the invention relates to a canvas comprising one or more of the previous fabrics according to the invention.
  • canvas is to be understood in the largest way.
  • Protective canvasses to be used e.g. on trucks, containers or trains are to be understood as protective textiles.
  • Canvasses for different uses may be provided, e. g. canvasses for trucks may be of the curtain type or of the roll-up type.
  • Canvasses of the curtain type are slidingly suspended on horizontal rails and can be horizontally slid to one side to open the canvas.
  • Canvasses to the curtain type require flexibility in the horizontal direction.
  • Canvasses of the roll-up type can be rolled up vertically to open the canvas.
  • Canvasses of the roll-up type require flexibility vertically.
  • the invention in another preferred embodiment relates to a "convertible" for cars or other transport vehicle comprising one or more of the previous fabrics according to the invention.
  • the accent will be even more one the alarm system.
  • a part or the whole of the fabric can be made conductive by e.g. a polymer such as polypyrrole and/or polyaniline and others, this will provide the advantage that the fabric will remain very soft and thus very good foldable.
  • the invention relates to a luggage or parcel or other packing material comprising one or more of the previous fabrics according to the invention.
  • a further embodiment of the invention comprises an upholstery fabric reinforced in the form of seats, chairs comprising one or more of the previous fabrics according to the invention.
  • Another embodiment of the invention comprises a flexible in preference but also non- flexible door, gate comprising one or more of the previous fabrics according to the invention.
  • Yet another embodiment of the invention comprises a shelter and/or tent comprising one or more of the previous fabrics according to the invention.
  • Another preferred embodiment of the invention comprises a temporary wall or fence as used for exhibition rooms comprising one or more of the previous fabrics according to the invention.
  • Another preferred embodiment of the invention comprises a tape or zipper or other fastening means comprising one or more of the previous fabrics according to the invention.
  • Zippers may be provided which are reinforced to be cut-proof and can be connected to an alarm system as well.
  • the invention relates to a rope comprising one or more of the previous system and/or fabric according to the invention.
  • the invention relates to a filter comprising one or more of the previous fabrics according to the invention.
  • the invention relates to a gas absorber or liquid absorber suitable for use in the cabin of a vehicle, for preventing the entry of toxic gases in said cabin, comprising one or more of the previous fabrics according to the invention.
  • a filter comprising the fabric according to the invention may be provided in the air refresher system of the vehicle so that noxious gases are eliminated.
  • a connection to an alarm system may be provided by means of the used fabric, enabling the activation of the alarm system when the gas/liquid absorber gets in action or reaches a critical value.
  • Another preferred embodiment of the invention comprises composite materials containing at least one fabric according to any of previous embodiments according to the invention.
  • a fabric according to the present invention may contain a warp and a weft.
  • the warp ends may contain fully or partially insulated individual elements of conductive material, and the weft may have non-insulated or partially or fully insulated individual elements of conductive material.
  • An example could be a steel thread covered with plastic as PVC, PP, PA, PETP, PEB, PBT, PVDF, or any mixture thereof or could be covered with an insulating yarn spun or twisted or braided around the thread.
  • such fabric may comprise a weft reinforcement individual element 1 and a warp reinforcement individual element 2, a weft binding individual element 3 and a warp binding individual element 4 whereby the reinforcement individual elements 1 and 2 do not bind each other or if wanted only at wider distances, e.g. 0.5, 1 or 3 mm, the way of binding can be changed and the number of ends or picks of as well individual elements and binding elements can be different than one on any row.
  • the fabric comprises non-insulated weft reinforcement individual element 1 and insulated warp reinforcement individual element 2, which are made of conductive material. As soon as someone tries to cut through the presented fabric, the insulated warp ends will be brought into contact with the non-insulated weft yarns, as the insulation will disappear when cutting through. This contact will activate an alarm.
  • a fabric according to the present invention is represented on Fig. 12.
  • the fabric comprises two layers of non-woven individual elements 5, 6 of which one serves as a positive layer 5, the other one as a negative or neutral layer 6. They can be insulated one versus the other by a insulating material 11 , e.g. of polyethylene, PVC, polypropylene, polyamide, polyester or other coatings or any combination thereof.
  • the non- woven elements comprise conductive material, e.g. conductive fibers or conductive polymers.
  • the fabric comprises insulated non-woven elements, insulated warp reinforcement individual elements 9 and insulated bias individual elements 10. Insulating knitted connection thread 12 is provided, stitching through the fabric and keeping all ends together by knitting.
  • the cutting resistant yarns are insulated by at least one non-conductive layer 11 separating the conductive yarns layers. Again, contact can be made or disrupted by connecting the different layers of conductive yarn ends.
  • the fabric may comprise, as represented on Fig. 14 insulated non-woven individual elements 9 and insulated bias individual elements 10, which are made of conductive material. Insulating knitted connection thread 12 is provided, stitching through the fabric and keeping all ends together by knitting.
  • the cutting resistant yarns are insulated by at least one non-conductive layer 11 separating the conductive yarns layers. To have a good contact the fabric may have one flat metal wire; preferably copper wire per layer of yarns.
  • Fig. 13 and 14 provide a schematic representation for the concept of providing a knitted connection thread.
  • a more detailed representation of the knitted connection thread is provided in fig. 15 and 16.
  • Fig. 15 and 16 represent a fabric as in fig. 13 and 14, respectively wherein the the connection thread is knitted up and down through the fabric forming knots 13, which are interconnected.
  • Fig. 17 is a schematic representation of an activation mechanism of the alarm system.
  • a reinforced fabric 18 is represented comprising at least two conductive layer 14, 15 being insulated 16 in relation to each other.
  • One of the layers acts as a positive conductor 14, while the other layer acts as a negative conductor 15.
  • an electrically conducting material e.g. a knife 17 brings both conductive layers in connection to each other, a signal is detected and transmitted to a control unit, which will generate an alarm signal.
  • Fig. 18 is a schematic representation of the alarm system.
  • a truck comprises a canvas capable which is partly or wholly made of a fabric suitable for activating an alarm system according to the invention.
  • the represented fabric is provided with a sensor capable of detecting a contact made in an electrical circuit or cutting off or closure of an electrical circuit provided in the fabric. Such detection is transmitted either directly A or indirectly B, e.g. via a satellite system 19 such as a global positioning system (GPS), to a control unit 20, which subsequently activates an alarm signal.
  • GPS global positioning system
  • the alarm system can be interrupted or inactivated from a certain distance.
  • Figures 1b 2c, 3b, 3c, 3a depict the force vectors in the plane of force elucidating the enhanced cutting resistance aspect of the fabrics of the present invention.
  • Figure 1b elucidates the force vector of a prior art fabric while the other figures depict the force vectors acting upon fabrics according to the invention.
  • the active (downward) force vector for example the result of a vandalism action by a cutting knife on the yarns of the present invention (figures 2-10) will be resolved in the plane of force into a cutting force vector acting perpendicular on the individual yarn and a rest force vector.
  • Figure 2a shows a bias laid fabric comprising a longitudinal reinforcement yarn up 21 and two bias directions 22, 23; three main enforcements bond together.
  • Figure 3a shows a four laid fabric comprising a longitudinal reinforcement yarn up 21 , a horizontal reinforcement yarn up 24 and two bias directions 22, 23; four main enforcements bond together.
  • Figure 4 shows a fabric according to invention comprising a weft reinforcement individual element 1 and a warp reinforcement individual element 2, a weft binding individual element 3 and a warp binding individual element 4 whereby the reinforcement individual elements 1 and 2 do not bind each other or if wanted only at wider distances, e.g. 3 mm, the way of binding can be changed and the number of ends or picks of as well individual elements and binding elements can be different than one on any row.
  • Figure 5 shows a multi-axial insertion fabric comprising four main directions, being one warp 21 , one weft 24 and two bias directions 22, 23 and a longitudinal knitted connection thread 12, stitching through the fabric and keeping all ends together by knitting.
  • Figure 6 shows a multi-axial weft insertion fabric comprising three main directions being two bias directions 22, 23 and one weft direction 24, and a longitudinal knitted connection thread or yarn 12.
  • Figure 7 shows a laid fabric comprising two bias directions 22, 23 and one horizontal weft direction 24.
  • the connections are made by chemical means, e.g. PVC, PVA, PP, PE, PBT, PVDF, mixtures thereof or other means of chemical bonding.
  • Figure 8 shows a laid fabric comprising four directions being one weft direction 24, one warp direction 21 and two bias directions 22, 23.
  • Figure 9 shows a bias laid fabric comprising two directions 22, 23.
  • Figure 10 shows a bias laid fabric comprising a longitudinal carrier yarn 4 up and under the two main directions 22, 23.

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  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Woven Fabrics (AREA)

Abstract

Cette invention, qui a trait à un textile résistant au découpures, concerne également un textile pourvu d'un système d'alerte en cas de vandalisme. Elle porte, en outre, sur une technique permettant d'empêcher tout vandalisme à l'encontre dudit textile ainsi que sur l'utilisation de ce textile anti-vandalisme.
PCT/EP2003/000288 2002-03-15 2003-01-14 Textile resistant aux decoupures et pourvu d'un systeme d'alerte en cas de vandalisme WO2003077692A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CA002479332A CA2479332A1 (fr) 2002-03-15 2003-01-14 Textile resistant aux decoupures et pourvu d'un systeme d'alerte en cas de vandalisme
US10/507,676 US20080092599A1 (en) 2002-03-15 2003-01-14 Cut-resistant and cut-warning fabric
EP03700809A EP1519660A1 (fr) 2002-03-15 2003-01-14 Textile resistant aux decoupures et pourvu d'un systeme d'alerte
AU2003201961A AU2003201961A1 (en) 2002-03-15 2003-01-14 Cut-resistant and cut-warning fabric

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/EP2002/002926 WO2002090644A2 (fr) 2001-05-03 2002-03-15 Tissu antivandalisme et résistant aux coupures
EPPCT/EP02/02926 2002-03-15

Publications (1)

Publication Number Publication Date
WO2003077692A1 true WO2003077692A1 (fr) 2003-09-25

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AU (1) AU2003201961A1 (fr)
CA (1) CA2479332A1 (fr)
WO (1) WO2003077692A1 (fr)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2432374A (en) * 2005-11-21 2007-05-23 David Thomas Warrilow Secure tent
WO2007065606A1 (fr) * 2005-12-08 2007-06-14 Nv Bekaert S.A. Insert resistant aux coups de poignard pour produit textile protecteur
CN101522969B (zh) * 2006-10-10 2011-08-03 纳幕尔杜邦公司 包括不同纤度芳族聚酰胺纤维的耐切割织物及由其制造制品的方法
WO2012080888A1 (fr) * 2010-12-14 2012-06-21 Sächsische Textilforschungsinstitut E.V. Dispositif d'emballage de sécurité
EP2610375A1 (fr) 2011-12-30 2013-07-03 Fundacio Cetemmsa Tissu multiaxial multicouches, procédé de fabrication et l'usage du tissu pour renforcement composite
WO2014044678A1 (fr) * 2012-09-19 2014-03-27 Dynatex S.A. Bâche et son procédé de production
DE202013001327U1 (de) * 2013-02-13 2014-05-14 Harald Rudolph Diebstahlschutzvorrichtung für einen medienaufnehmenden Behälter
EP2659800A3 (fr) * 2012-01-18 2014-08-27 MRM Holdings Limited Textile renforcé
CN106858830A (zh) * 2017-03-06 2017-06-20 武汉大学 一种具报警功能的医生防护服
WO2018113993A1 (fr) * 2016-12-23 2018-06-28 Go11Save Ag Procédé servant à fabriquer des structures de sécurité pour un élément de surface et élément de surface

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FR2455981A1 (fr) * 1979-05-05 1980-12-05 Britton Arthur Matieres en feuille, notamment pour baches, et procede pour leur fabrication
DE3636300A1 (de) * 1986-10-24 1988-04-28 Verseidag Flaechengebilde aus fasern, insbesondere als verstaerkungseinlage fuer kunststoffteile
EP0441719A1 (fr) * 1990-02-06 1991-08-14 Tissus Techniques De Trevoux Bâche ou matériau similaire présentant une résistance à la déchirure améliorée
DE4441842A1 (de) * 1993-11-27 1995-06-01 Akzo Nobel Nv Schnittfeste textile Flächengebilde
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US5540971A (en) * 1994-09-21 1996-07-30 Milliken Research Corporation Industrial roofing fabric
FR2736880A1 (fr) * 1995-07-17 1997-01-24 Dickson Saint Clair Bache anti-vandalisme
WO1997027769A2 (fr) * 1996-02-01 1997-08-07 N.V. Bekaert S.A. Piece d'insertion resistant aux coups de poignard pour textile protecteur
WO1998055682A1 (fr) * 1997-06-06 1998-12-10 N.V. Bekaert S.A. Renfort de grosse toile
EP0890430A2 (fr) * 1997-07-11 1999-01-13 Hoechst Trevira GmbH & Co. KG Composite résistant aux coupures pour rembourrage dans le transport urbain de personnes
DE19802135A1 (de) * 1997-07-26 1999-01-28 Braeuer Horst Flächengebilde, insbesondere textiles Flächengebilde
DE29904191U1 (de) * 1999-03-09 1999-05-27 Pott Richard Kettfaden-Faserschicht
EP1041192A1 (fr) * 1999-03-16 2000-10-04 N.V. Bekaert S.A. Bâches renforcées avec des éléments métalliques
US6323145B1 (en) * 1997-10-17 2001-11-27 E. I. Du Pont De Nemours And Company Rapid fabric forming for penetration resistant fabric
FR2815447A1 (fr) * 2000-10-16 2002-04-19 Jean Christophe Didier Landais Dispositif de detection de laceration pour structure a parois textiles (baches, tentes,...)
WO2002089617A2 (fr) * 2001-05-03 2002-11-14 Eric Hazan Tissu resistant aux coupures et au vandalisme

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Publication number Priority date Publication date Assignee Title
FR2229525A1 (fr) * 1973-05-16 1974-12-13 Bramley Anthony
DE2441054A1 (de) * 1974-08-27 1976-03-18 Robi Rushing Sicherheitsplane
FR2455981A1 (fr) * 1979-05-05 1980-12-05 Britton Arthur Matieres en feuille, notamment pour baches, et procede pour leur fabrication
DE3636300A1 (de) * 1986-10-24 1988-04-28 Verseidag Flaechengebilde aus fasern, insbesondere als verstaerkungseinlage fuer kunststoffteile
EP0441719A1 (fr) * 1990-02-06 1991-08-14 Tissus Techniques De Trevoux Bâche ou matériau similaire présentant une résistance à la déchirure améliorée
DE4441842A1 (de) * 1993-11-27 1995-06-01 Akzo Nobel Nv Schnittfeste textile Flächengebilde
US5443882A (en) * 1994-05-17 1995-08-22 Park; Andrew D. Armored garment
US5540971A (en) * 1994-09-21 1996-07-30 Milliken Research Corporation Industrial roofing fabric
FR2736880A1 (fr) * 1995-07-17 1997-01-24 Dickson Saint Clair Bache anti-vandalisme
WO1997027769A2 (fr) * 1996-02-01 1997-08-07 N.V. Bekaert S.A. Piece d'insertion resistant aux coups de poignard pour textile protecteur
WO1998055682A1 (fr) * 1997-06-06 1998-12-10 N.V. Bekaert S.A. Renfort de grosse toile
EP0890430A2 (fr) * 1997-07-11 1999-01-13 Hoechst Trevira GmbH & Co. KG Composite résistant aux coupures pour rembourrage dans le transport urbain de personnes
DE19802135A1 (de) * 1997-07-26 1999-01-28 Braeuer Horst Flächengebilde, insbesondere textiles Flächengebilde
US6323145B1 (en) * 1997-10-17 2001-11-27 E. I. Du Pont De Nemours And Company Rapid fabric forming for penetration resistant fabric
DE29904191U1 (de) * 1999-03-09 1999-05-27 Pott Richard Kettfaden-Faserschicht
EP1041192A1 (fr) * 1999-03-16 2000-10-04 N.V. Bekaert S.A. Bâches renforcées avec des éléments métalliques
FR2815447A1 (fr) * 2000-10-16 2002-04-19 Jean Christophe Didier Landais Dispositif de detection de laceration pour structure a parois textiles (baches, tentes,...)
WO2002089617A2 (fr) * 2001-05-03 2002-11-14 Eric Hazan Tissu resistant aux coupures et au vandalisme
WO2002090644A2 (fr) * 2001-05-03 2002-11-14 Societe De Participations Financieres 'soparfi' Tissu antivandalisme et résistant aux coupures

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2432374A (en) * 2005-11-21 2007-05-23 David Thomas Warrilow Secure tent
GB2432374B (en) * 2005-11-21 2011-03-02 David Thomas Warrilow Improvements in and relating to tents
WO2007065606A1 (fr) * 2005-12-08 2007-06-14 Nv Bekaert S.A. Insert resistant aux coups de poignard pour produit textile protecteur
CN101522969B (zh) * 2006-10-10 2011-08-03 纳幕尔杜邦公司 包括不同纤度芳族聚酰胺纤维的耐切割织物及由其制造制品的方法
CN103249327A (zh) * 2010-12-14 2013-08-14 H·卡特奇克 安全包装装置
WO2012080888A1 (fr) * 2010-12-14 2012-06-21 Sächsische Textilforschungsinstitut E.V. Dispositif d'emballage de sécurité
EP2610375A1 (fr) 2011-12-30 2013-07-03 Fundacio Cetemmsa Tissu multiaxial multicouches, procédé de fabrication et l'usage du tissu pour renforcement composite
EP2659800A3 (fr) * 2012-01-18 2014-08-27 MRM Holdings Limited Textile renforcé
WO2014044678A1 (fr) * 2012-09-19 2014-03-27 Dynatex S.A. Bâche et son procédé de production
DE202013001327U1 (de) * 2013-02-13 2014-05-14 Harald Rudolph Diebstahlschutzvorrichtung für einen medienaufnehmenden Behälter
WO2018113993A1 (fr) * 2016-12-23 2018-06-28 Go11Save Ag Procédé servant à fabriquer des structures de sécurité pour un élément de surface et élément de surface
CN106858830A (zh) * 2017-03-06 2017-06-20 武汉大学 一种具报警功能的医生防护服
CN106858830B (zh) * 2017-03-06 2018-07-27 武汉大学 一种具报警功能的医生防护服

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