EP1348316B1 - Chauffage de surface, ses procedes de production et objet chauffable - Google Patents

Chauffage de surface, ses procedes de production et objet chauffable Download PDF

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Publication number
EP1348316B1
EP1348316B1 EP01991659A EP01991659A EP1348316B1 EP 1348316 B1 EP1348316 B1 EP 1348316B1 EP 01991659 A EP01991659 A EP 01991659A EP 01991659 A EP01991659 A EP 01991659A EP 1348316 B1 EP1348316 B1 EP 1348316B1
Authority
EP
European Patent Office
Prior art keywords
heating layer
support
electrically conductive
heating
layer
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.)
Expired - Lifetime
Application number
EP01991659A
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German (de)
English (en)
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EP1348316A1 (fr
Inventor
Stephan Diemer
Michael Diemer
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Braincom AG
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Braincom AG
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Publication date
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
    • H05B3/146—Conductive polymers, e.g. polyethylene, thermoplastics
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/013—Heaters using resistive films or coatings
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/017—Manufacturing methods or apparatus for heaters
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/029—Heaters specially adapted for seat warmers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/034—Heater using resistive elements made of short fibbers of conductive material

Definitions

  • the invention relates to a surface heating according to the preamble of claim 1 and a heatable object with such a surface heating and method for producing a surface heating.
  • the present invention relates to a seat heating, a heated seat and method for their preparation.
  • the invention also relates to a heater for side panels and floor coverings, especially in vehicles, side panels and floor coverings equipped therewith, in particular in vehicles, and methods for their production.
  • the present invention relates in particular to a mattress heater, a heated mattress and methods for their production.
  • seat heating systems are known for motor vehicles, which constitute a surface heating in the context of the invention and are formed by current-carrying metallic lines as heating wires, which are arranged between cushioning layers.
  • This not only requires a complex construction of a suitably equipped seat, but has disadvantages especially in operation.
  • the heat distribution over the surface is not optimal, since in the region of the heating wires, the temperature is always higher than at a distance thereof.
  • a disadvantage of this known construction is also the mechanical stress to which the heating wires are exposed when an occupant uses the seat, as this can break the conductor wires, which can lead to functional failure and / or has another source of fire result.
  • a composite heater that provides directional thermal radiation and is formed from a plastic laminate incorporating a semiconducting layer.
  • This laminate consists of a rigid plastic laminate structure composed of at least one layer of reinforced substrate base material and a resin coating on this material, a semiconducting carbonaceous pyropolymer bonded to a high surface area, refractory inorganic oxide support which acts as a layer on at least one side of the layer of the substrate material, a heat reflecting layer incorporated in a position on one side of the pypolymer on the substrate material, and power supply means being formed to spaced apart portions of the layer of conductive carbonaceous pyropolymer and generating electrical resistance heating in the laminate formed by the heat reflecting layer of the assembled body is reflected and emitted.
  • Such heating plates should be used as part of a wall of a living room or office.
  • the incorporation of the semiconductive layer into the laminate can be accomplished by mixing finely divided carbonaceous pyropolymer in the form of small particles or as a powder with a suitable vehicle or vehicle so that it will reside on the surface of a resin-coated glass cloth Paper, felt, cardboard and the like as a laminate substrate or on a wood veneer which may be used in the laminate board, spread, spread or otherwise applied.
  • the finely divided carbonaceous pyropolymer may also be mixed with the resin or polymer material with which a particular reinforcing base material is to be impregnated or applied to this base material as a coating, this base material providing at least one substrate layer of the laminate.
  • the resulting Mixture is applied in or onto the substrate by dipping or coating, and the resulting coated substrate is subjected to a semi-cure such that the semiconducting pyro-polymer results in uniform impregnation and coating over the resulting semi-cured laminate sheet.
  • the DE 33 16 182 A1 is concerned with the use of shaped articles, such as films, sheets or spatially shaped structures, of the class of pyrrole polymers complexed with anions, as electrical heating elements, in particular for heating corrosive liquids or gases.
  • the moldings may still be coated with organic plastics.
  • a polymeric composite heating element is in the DE 35 24 631 A1 described and has the form of a film, tube or rod.
  • Such polymeric composite heating elements can be used as such as heating sources or laminated with conventional plastic films to improve the material thickness.
  • thermoplastic polyurethanes and their preparation are known from DE 33 21 516 A1 known.
  • Corresponding products are suitable, inter alia, for the production of 1 to 2 mm thick films for surface heating elements.
  • the DE 2 148 191 A discloses wireless panel heaters and methods of making the same. These wireless surface heating elements consist of a fabric laminated on one side and a plastic layer applied to the non-laminated side of the fabric, wherein the non-laminated side of the fabric is treated with an aqueous dispersion of electrically conductive particles containing plastic dispersion and electrical electrodes and corresponding electrical connections was provided.
  • the method includes coating a blank of textile material with an electrically conductive polymer to form a flexible electrically conductive resistive element, disposing two continuous electrodes of a braided electrical conductor on the element, wherein a major portion of one of the electrodes is in spaced parallel relationship to a major part of the other electrode is which electrodes are waved to form electrically conductive paths between the electrodes and over a major part of the element, attaching the electrodes to the element by means of an axial series of stitches through each electrode, and the electrical Isolating the electrodes from each other, where they intersect or lie adjacent, through strips of insulation material.
  • a flexible heating element is in the WO 90/09086 disclosed. It contains a flexible substrate, on top of which is a layer of electrically conductive material to generate heat by conducting an electric current. Two copper strip electrodes are used to apply an electrical current to the conductive material. Each electrode is connected to the conductive material by means of a polymer-based adhesive. The conductive material facing surface of each electrode is embossed to have protrusions that penetrate into the adhesive layer to enhance electrical contact between the electrode and the conductive material.
  • a conductive member usable as a resistance heater includes a carbonized fabric having electrical terminals connected thereto and is enclosed in or sandwiched between layers of insulating plastic material.
  • the element is generally flexible and can be designed, for example, as blankets for animals, vehicle seats and clothing. It is preferably provided with electrical control circuitry to control the temperature to which the fabric is heated.
  • the heater consists of an air-permeable fabric substrate to which a coating of a conductive material and a coating of a material having a positive temperature coefficient is applied.
  • a surface heater is from the EP 1 602 302 A2 known.
  • This device contains a carrier that is flexible a heater including a conductor and disposed on the carrier, the heater including a first heater disposed in an outer region of the carrier and a second heater parallel to the first heater in an inner region of the carrier is arranged coupled.
  • the invention enables a good, simple and reliable design and good heat distribution.
  • a surface heating is provided with a carrier and a heating layer which contains electrically conductive plastic, wherein the heating layer is formed by a flexible film and the carrier is flexible.
  • the carrier is a layer, in particular a fabric or a fleece, preferably a natural or synthetic nonwoven fabric.
  • the carrier may be a molding made of an elastic material, such as a seat pad of a seat portion or a backrest, or a mattress.
  • the heating layer contains polyurethane, one-component polyurethane, crosslinked one-component polyurethane, a PU foam, UV-resistant and / or hydrolyzable or vapor-permeable plastic material.
  • polyurethane one-component polyurethane, crosslinked one-component polyurethane, a PU foam, UV-resistant and / or hydrolyzable or vapor-permeable plastic material.
  • other electrically conductive or conductive foaming and foaming materials may be used, with plastic materials being preferred.
  • the electrically conductive plastic of the heating layer contains graphite, preferably in powder form.
  • contact ends of power supply wires in the heating layer or between the carrier and the heating layer are in contact with the latter.
  • the contact ends of the power supply wires are fastened by means of the heating layer itself to the latter or sewn or glued to the heating layer and / or the carrier.
  • the heating layer is formed directly by spraying, rolling or brushing on the support.
  • the heating layer may be glued, sewn or welded or otherwise attached to the carrier.
  • a manually and / or electrically / electronically actuated and / or automatic current control is further provided, which is connectable to a power source and are connected to the power supply wires whose contact ends are in contact with the heating layer.
  • the invention also provides a heatable article which incorporates surface heating according to the above embodiments.
  • the object is a seat surface part or a backrest or a cushion of a sitting or lying furniture, in particular a mattress
  • the heating layer is anatomically adapted to thigh buttocks or back parts of a user.
  • the latter is advantageously achieved in that the heating layer in the plane of the seat surface part or the backrest or the upholstery of a sitting or lying furniture, in particular a mattress, is anatomically shaped by being present only according to anatomical specifications or electrically conductive.
  • the heating layer may have a corresponding thickness profile for anatomically adapted heat release.
  • Another preferred embodiment of the heatable article consists of a padded lining, in particular of a vehicle.
  • a heatable object can also be designed to have a different heat output over its surface.
  • the heating layer is profiled in its areal distribution and / or in its thickness for dissimilar heat dissipation over its surface.
  • the present invention also provides methods for producing a surface heating, wherein a heating layer with electrically conductive plastic is connected to a carrier.
  • the heating layer is formed by first applying an electrically conductive, in particular foaming or foam plastic material to the carrier and then curing the plastic material on the carrier.
  • an electrically conductive, in particular foaming or foam plastic material to the carrier and then curing the plastic material on the carrier.
  • a preferred development of this method is that prior to the application of the electrically conductive, in particular foaming or foam plastic material on the carrier first contact ends of power supply wires are arranged on the side of the carrier on which then the plastic material is applied.
  • the heating layer consists of an electrically conductive, in particular foaming or foam plastic material and then placed on the carrier.
  • the heating layer after arranging on the carrier with the latter can be connected slip-proof. This preferably takes place in that the heating layer is sewn to the carrier, glued or welded.
  • the plastic material used is electrically conductive polyurethane.
  • the method may be further developed by attaching contact ends of power supply wires to the heating layer and / or the carrier so that they are in contact with the latter in the composite of carrier and heating layer.
  • the contact ends of power supply wires are preferably sewn or glued to the heating layer and / or the carrier.
  • the heating layer is profiled during or after its production in its surface shape and / or thickness.
  • the heating layer When the heating layer is produced, this can be done directly on the carrier, for example by means of templates which determine the surface shape of the heating layer. If the heating layer is made separately, i. not directly on the support, so its shape can be obtained, for example, in shaping frame or by punching. The thickness can also be varied over the surface of the heating layer.
  • the electrically conductive plastic material of the heating layer may contain carbon or carbon particles to provide electrical conductivity.
  • the material of the heating layer is such that it at least substantially cured during or after an increase in temperature as a result of the heating effect and also remains dimensionally stable and undamaged.
  • Polyurethane (PU) is, as already mentioned, preferably used for the electrically conductive plastic, but in principle all other materials disclosed in the prior art mentioned at the outset can be used as far as they can be foamed. Further material and technical background are for example in the publications DE G 85 23 328.5 . DE 298 08 842 Ul . DE 197 11 522 A1 and DE 691 01 703 T2 disclosed, the contents of which are hereby incorporated by reference in its entirety in the present documents to avoid mere reproduction.
  • a surface heating 1 is in the Fig. 1a and 1b in a sectional or perspective schematic drawing of a motor vehicle seat 2 shown in the seat part 3, a seat heater 4 is integrated.
  • the structure of the seat part 3 in the vicinity of the surface heating 1 is in the Fig. 1a in which a cross-section through the respective layers / components of the seat surface part 3 is shown.
  • the surface of the seat part 3 is formed by a seat cover 5, which may be made of fabric, imitation leather or leather or other suitable materials or combinations thereof.
  • the shape of the seat part 3 is formed at least substantially by an elastic foam molded body 6. Between the elastic foam molded body 6 and the seat cover 5, the components of the seat heating 4 are arranged.
  • the seat heater 4 is formed by the surface heating 1, which contains a heating layer 7 and a carrier 8.
  • the carrier 8 is a flexible layer of a non-woven fabric with natural and / or synthetic fibers.
  • the heating layer 7 consists of a flexible, electrically conductive plastic foam, such as electrically conductive polyurethane, from which a film or a film is formed, so that there is a surface skin.
  • the film has no recognizable pores, but may also be closed-cell or porous in its microstructure.
  • the material is UV-resistant and / or hydrolyzable or vapor-permeable in order to find use in a seat or couch cushion according to the most preferred application. This ensures optimal air conditioning through the pad for the user.
  • the material for forming the film such as UV-resistant and hydrolyzable or vapor-permeable, cross-linked one-component polyurethane, for example, applied by spraying to the nonwoven fabric, so that a so-called spray flush or a spray skin is formed by this so-called spray flushing process.
  • the film could also be formed on the seat cover 5 or the elastic foam molded body 6 by this method.
  • the material could also be sprayed into the foam mold for the elastic foam molded body 6 prior to introduction of the foam material therefor to connect with the latter as it hardens.
  • the thickness of the film can be adjusted very accurately, for example by the duration of spraying, and optionally varied over its course.
  • the film can also be produced by rolling or brushing the corresponding material, in particular on the carrier 7, but also separately and then optionally connected to the carrier 7, the seat cover 5 or the elastic foam molded body 6.
  • the surface heating 1 of the first embodiment is still flowable or liquid electrically conductive polyurethane material containing carbon particles, for example, as already explained above, applied by rolling, brushing or spraying on the nonwoven fabric of the carrier 8, after the contact ends 9 and 10 of the power supply wires 11 and 12 were suitably placed on the nonwoven fabric of the carrier 8.
  • the electrically conductive polyurethane foam is this flexible and in electrically conductive contact with the contact ends 9 and 10 of the power supply wires 11 and 12 and forms the heating layer 7.
  • the contact ends 9 and 10 of the power supply wires 11 and 12 can still be sewn to the composite (not shown).
  • the electrically conductive PU layer of the heating layer 7 also represents an adhesive or adhesive layer.
  • the heating layer 7 may also be formed separately be combined and in the cured, but flexible state with the carrier 8.
  • the fixation between the heating layer 7 and the carrier 8 takes place for example by gluing, sewing or welding, depending on which processing can be carried out depending on the materials used.
  • the contact ends 9 and 10 of the power supply wires 11 and 12 need not necessarily lie between the carrier 8 and the heating layer 7, but can also be brought together on the side facing away from the carrier 8 of the heating layer 7 with the latter to obtain an electrically conductive contact.
  • the nonwoven fabric of the carrier 8 may also initially be a strip material, formed on the entire surface or according to the geometry required for the seat part 3, the heating layer 7 or formed thereon the prefabricated heating layer 7 as a strip material or as required for the seat part 3 geometry Parts are placed and connected. Thereafter, the desired individual pieces can be prepared according to the geometry required for the seat part 3, for example by punching. However, it is also possible first to produce the nonwoven fabric in the geometry required for the seat part 3 and then to form the heating layer 7, which may also be prefabricated beforehand according to the geometry required for the seat part 3.
  • the contact ends 9 and 10 of the power supply wires 11 and 12 can be suitably interposed in the manufacture of the composite of carrier 8 and heating layer 7 respectively or arranged on the at least assembled composite for suitable attachment.
  • Fig. 1b is a schematic perspective view of the first embodiment of the surface heating 1, omitting the seat cover 5 further illustrated.
  • the course of the contact ends 9 and 10 of the power supply wires 11 and 12 is also clearly visible.
  • the current controller 13 may be manually and / or electrically / electronically actuated and / or automatic. In practice, the current control 13 is the usual control of the temperature control of the vehicle interior or a part thereof, or a separate control.
  • the power supply wires 11 and 12 are connected to the current controller 13 and quasi end in their contact ends 9 and 10.
  • a functional unit 15 may be provided to the power supply wires 11 and 12, for example, a separate seat occupancy sensor, a Heat sensor or temperature sensor, a distributor and more may include.
  • the carrier 8 could also be formed of other materials and structures, such as a fabric instead of a nonwoven fabric.
  • the support 8 could also be a molded part, such as the elastic foam molded body 6 of the first embodiment according to the Fig. 1a and 1b even.
  • Suitable materials for the heating layer i. the electrically conductive foam material
  • the heating layer i. the electrically conductive foam material
  • the electrically conductive foam material are specified in the present documents, in particular with regard to their physical properties and otherwise well known in the art and, for example, in the prior art, which is cited in the present documents, so it need not be discussed in more detail, but hereby incorporated by reference, all suitable materials, in particular from the older publications cited or referenced herein, are incorporated herein.
  • backrest 16 may be equipped with a surface heating 1.
  • all similar Objects, in particular mattresses or other upholstery may be equipped with a surface heating system 1 according to the invention. Preference is also an application of the invention in side panels and floor coverings, especially in motor vehicles.
  • FIG. 2a and 2b Representations analogous to the Fig. 1a or 1b.
  • This known surface heating 1 in the form of a seat heater 4 for a motor vehicle seat 2 has the seat cover 5 and an elastic foam molded body 6 in a conventional manner, between which the surface heating 1 is located.
  • the surface heating 1, like the Fig. 2a illustrates, viewed from the seat cover 5 in sequence, an upper fabric layer 17, an upper foam layer 18, a Schudrahtlage 19, a lower foam layer 20 and a lower fabric layer 21, as a prefabricated composite means of a double-sided adhesive tape 22 with the actual seat cushion forming Foam molded body 6 are connected at least non-slip.
  • the fabric layers 17 and 21 are each first connected in a Flammkaschier Kunststoff with the immediately adjacent foam layers 18 and 20 respectively.
  • a motor vehicle K is shown in a crack drawing, in which a sectional plane A through an inner lining 23 of a vehicle door 24 is shown schematically.
  • the schematic sectional view of the inner lining 23 in the sectional plane A according to the in Fig. 3a is shown arrows as a second embodiment of a heatable article with a surface heating 2 in the Fig. 3b shown.
  • This inner lining 23 contains as carrier 8, a carrier layer 24 to which the heating layer 7 is applied with electrically conductive plastic by means of adhesive 25.
  • the free visible side 26 of the heating layer 7 can be provided with electrically conductive plastic with a decor (not visible), such as an artificial leather-like appearance, to a pleasant appearance the inner lining 23 to achieve.
  • the heating layer 7 with electrically conductive plastic by means of the adhesive 25 on the interior 26 of the motor vehicle K facing away from the carrier layer 24 may be attached.
  • the support layer 24 itself on its visible side with a decor (not visible) to be provided, or a decor 27 (the sake of clarity, only partially indicated) may be applied to the visible side of the support layer 24.
  • the principle of the two embodiments just described can be transferred to the entire passenger compartment 26 of the motor vehicle K, in particular in so far as the corresponding parts are padded.
  • vehicle seats for realizing or supporting a seat heater, a mold headliner, hat rack, pillar garnish, consoles, a steering wheel, carpet material, air ducts, in particular, inside for preferentially preheating cold air and much more as heatable items having heaters including a heating layer 7 with electrically conductive plastic be used to improve the indoor climate in a motor vehicle.
  • This not only makes it possible to design the conventional heating systems smaller, but it can also be a faster and uniform distributed or targeted heating of the entire interior 26 of a motor vehicle K can be achieved.
  • Other concrete embodiments of this are in the Fig. 4a and 4b and 5a and 5b clarified.
  • the Fig. 4a shows in a perspective view of a dashboard 28 and a console 29, the position of a sectional plane B, wherein the viewing direction to the sectional plane as shown in the Fig. 4b is illustrated by arrows.
  • the Fig. 4b is the sectional view through the dashboard 28 in the sectional plane B, wherein also a part of an adjacent windshield 30 of the suitably equipped motor vehicle K is shown in section.
  • the heating layer 7 with electrically conductive plastic forms the plastic skin, with which the instrument panel 28 is related and which forms the surface of the latter.
  • an adhesive 25 which is formed in the present fourth embodiment by a filling compound, such as foam, etc., the heating layer 7 is connected to electrically conductive plastic serving as a holder 31 carrier layer 24 as a carrier 8.
  • the heating layer 7 with electrically conductive plastic forms a molded skin with incorporated conductive material.
  • the heating layer 7 with electrically conductive plastic nor with a decorative layer (not shown) to be coated.
  • a windshield 30 in section partially.
  • This windscreen 30 is provided in the region of its circumference with a black ceramic layer 32, which may be applied for example by screen printing. It is further provided that in the region of the ceramic layer 32, a heating layer 7 with electrically conductive plastic directly or by means of an adhesive 25, such as adhesive, is attached to the windshield 30.
  • a peripheral additional and / or separate heating of the windshield 30 to prevent fogging, fitting removal or de-icing can be realized.
  • a surface heating 1 in particular in the rest position of windshield wiper blades (not shown) may be provided to realize here an additional and / or separate heating of the windshield 30, so that damage to frozen wiper blades (not shown) upon actuation of the windshield wiper ( not shown) can be avoided.
  • the heating layer 7 comprises electrically conductive plastic of transparent material
  • a transparent area of a pane such as e.g. a windshield 30, are provided with a corresponding surface heating 1.
  • the heat conductors previously used, for example, in rear windows (not shown) could then be omitted or dimensioned smaller.
  • FIG. 5a and 5b the design of carpet material 33 with a surface heating 1 illustrates.
  • the Fig. 5b is illustrated in a partial sectional view, the direction of the arrow on a sectional plane C in the figure of Fig. 5a can be seen, the construction of such a carpet material 33 is shown.
  • the heating layer 7 is connected to electrically conductive plastic by means of the adhesive 25 with a lower carrier layer 24 as a carrier 8.
  • the bristles, loops or generally fibers / threads 34 which form the upper side of the carpet material 33, can either be attached to the carrier layer 24 and pass through the heating layer 7 with electrically conductive plastic, may be directly attached only to the layer of electrically conductive plastic, or may emanate from a separate layer (not shown), which is connected by means of adhesive 25 to the heating layer 7 with electrically conductive plastic. In the latter case, the carrier layer 24 may also be omitted and the carrier 8 may be formed by such a separate layer (not shown).
  • the heating layer 7 is formed with electrically conductive plastic directly through the support layer 24, or if the heating layer 7 with electrically conductive plastic by means of bristles, loops, fibers or threads 34, which is the top of the carpet material 33 form, is attached to the carrier layer 24.
  • the heating layer 7 with electrically conductive plastic using an adhesive 25 on the underside of the carrier layer 24, so that conventional carpet material 33 can continue to be manufactured in the usual way and subsequently provided with the surface heating 1. It is also possible to retrofit existing carpet material 33 accordingly with a surface heating 1.
  • the heating layer 7 by connecting the heating layer 7 with the electrically conductive plastic material to a power source (not shown), it is possible to achieve a desired heating or heating effect on the corresponding heated objects. Since the electrical resistance of the heating layer 7 is constant, the heating temperature can be determined or regulated via the supplied electrical power. In this case, it is advantageously possible to use both direct current and alternating current, in particular without electrosmog being produced. Furthermore, since the heat generated in this way is exclusively radiant heat, a certain degree of temperature and heating comfort is created.
  • heatable articles with a surface heating 1 are, for example, a diesel fuel tank, whereby a Verulzung of diesel fuel at low outdoor temperatures can be prevented by a minimum temperature can be maintained, an oil pan, by heating motor oil for better and more efficient operation of the engine can be preheated, a whole engine compartment, which allows a preheating of the engine, as well as, for example, a cargo space in both passenger cars and trucks.
  • This surface heating 1 can be used with advantage in the vehicle interior and in the vehicle exterior.
  • the present invention is not limited to use in the field of motor vehicles. All of the aforementioned exemplary embodiments and variants as well as analogous applications can also be used, for example, in other vehicles in two-wheeled vehicles, in the railway sector, in ships and aircraft.
  • Benches and controls are equipped with corresponding surface heating. Further applications are, for example, in the household (coating of plastic wallpaper, wooden ceilings, wooden floors, carpets, tiles, sheaths of heating and water pipes, Underfloor heating), in clothing u. ⁇ . (Shoes, boots, ski boots, work clothes, protective clothing, gloves, electric blankets, thermal blankets, for example, in the hospital area, heat containers), in sports and leisure (artificial grass sports grounds, tent floors, sleep pads in the tent) and the military (including preheating in the vehicle for better start of the Motors in winter).
  • the layer is produced with or made of electrically conductive plastic in the spraying or dipping process or by roller application.
  • a corresponding coating is preferably provided in a method of manufacturing a heater or an article therewith.
  • the invention also makes it possible to adapt or select the coating method with regard to the geometry of the mold to be coated and / or the number of pieces to be produced.
  • the layer thickness of the electrically conductive layer is preferably between about 0.05 mm and about 0.3 mm.
  • the thickness be thicker.
  • plastic material of the heating layer 7 contains or consists of polyurethane, preferably crosslinked and / or one-component polyurethane, which is in particular UV-resistant and hydrolysable or vapor-permeable.
  • a variant is to be considered, in which at the same time for seat heating with the arrangement of the surface heating 1, a particular weight-dependent seat occupancy detection is realized.
  • seat occupancy detections must nowadays be realized separately, for example, to perform an airbag deployment in the event of an accident only when sitting on a corresponding seat of an occupant.
  • the surface heating 1 contains in particular a striped heating layer 7 with electrically conductive plastic, such as in the Fig. 6 is illustrated schematically. Moreover, all the features according to the design of the Fig. 1a and 1b can be combined with the present embodiment and understood by any person skilled in the art, so that is omitted here to corresponding descriptions.
  • Such a designed mattress has over the prior art, in which a so-called electric blanket with metallic marsswedrten the advantage that the reliability is at least substantially improved. It can not happen with a surface heating according to the present invention that a fire arises. In the event of damage to the heating layer, which may also be strip-shaped, no sparks occur, as with metallic conductors.
  • the heating layer 7 is a film or a film.
  • it is a lacquer-like polyurethane layer or a polyurethane lacquer layer with the specified physical properties, in particular an enrichment with coal dust to achieve electrical conductivity.
  • it is preferred if it is a one-component polyurethane material and / or an enrichment with coal dust for the electrical conductivity is provided.
  • a preferred thickness of the heating layer 7 is from about 0.3 mm to about 0.5 mm.
  • a rolling method can also be used, for example.
  • liquid polyurethane is applied to a roller and discharged to a substrate, such as the carrier or an external base.
  • the distance of the roller circumferential surface from the substrate determines the thickness of the heating layer.
  • a paint film having the desired properties is obtained, wherein molding operations on the film, including cutting, roll coating or after, can be carried out, as already explained above.
  • the heating layer is optionally produced on the support
  • the heating layer may optionally be used alone or already together with the support with a support or e.g. a molding or a cover are connected by sewing, gluing, Velcro, etc., which has also been discussed earlier.
  • the surface heating can be operated with direct or alternating current, whereby the response is better when operating with direct current.
  • the measurements should provide information about the heating behavior and the current consumption of the two seat heaters.
  • the aim of the experiment was specifically to find out the heating times with the associated power consumption for both types.
  • a constant voltage of 12 V was applied to the terminals on both heaters.
  • the recorded current is measured by a power meter integrated in the power supply. At intervals of 1 min, the temperature and the current are measured. The comparison between the two heaters is made using the recorded values at the seat.
  • Heating mat made of conductive plastic Time in min Heating S4300 company Bauerhin temperature electricity temperature electricity in ° C in A in ° C in A 21.4 7.4 0 22.4 0.0 26.0 7.1 1 24.1 7.8 30.4 6.8 2 26.9 7.7 36.0 6.7 3 28.8 7.7 37.0 6.6 4 30.3 7.6 37.0 6.6 5 31.1 7.6 39.1 6.5 6 31.3 7.6 40.3 6.5 7 32.5 7.6 41.4 6.5 8th 33.0 7.6 42.1 6.5 9 34.0 7.6 42.6 6.5 10 34.4 7.9 43.1 6.5 11 34.7 7.6 43.7 6.5 12 35.0 7.7 44.4 6.5 13 35.4 8.0 44.7 6.5 14 35.8 8.0 45.1 6.5 15 35.6 7.6 46.0 6.4 25 36.0 7.6 48.1 6.6 50 36.1 7.7
  • the temperature measuring point was at the heating mat of the surface heating according to the invention with a heating layer with electrically conductive plastic approximately in the middle of the seat.
  • the temperature measuring point was about 0.5 cm next to a heating wire.
  • the temperature measured on the heating wire itself was after 25 min at 50 ° C. This temperature is required to achieve a surface effect. This, however, in practice, considerable problems associated, for example, by the wire can anneal or ignite the seat cover due to high temperatures. With the inventive surface heating these problems are resolved.
  • the surface heating with the heating layer with electrically conductive plastic heats up faster and consumes less power than the conventional seat heating.
  • the invention thus provides a surface heating system which can dissipate heat over its entire area, which can be ensured even in the case of a design with a heating layer consisting of individual possibly spaced strips better than in the prior art, a pressure load of a base, such as a seat Foam body reversibly adapts and leads to no moisture or air congestion during use
  • a base such as a seat Foam body
  • the present invention is basically not limited to the heating of upholstery items, however, the applications of the surface heating according to the invention as a seat or mattress heating for or in a / a seat, in particular Vehicle seat, a / a mattress particularly preferred and advantageous, so directed to a separate protection is justified.
  • the flexibility of the heating layer is of particular importance.
  • Fig. 1 Analogous to Fig. 1 is shown in section a part of a surface heating 1, as the seat heating 4 as in the Fig. 2 can be used.
  • This surface heating 1 contains as a carrier 8, a polyester or polyamide fabric with, for example, a mesh size of about 5 mm, ie, a mesh or grid, in which adjacent quasi-parallel strands of material have a distance of about 5 mm.
  • the structure of the carrier 8 and its material is not limited to the above information, but can be selected by those skilled readily according to the particular mechanical requirements, ie other materials or material combinations and thicknesses of the material strands and other mesh sizes are application-specific selectable.
  • the carrier 8 is provided by spraying, dipping, rolling or otherwise with a layer of electrically conductive plastic according to the present invention, also as indicated in the other documents. This means that the strands of material of the polyester or polyamide fabric are completely surrounded or encased by the electrically conductive plastic which thus forms the heating layer 7.
  • the polyester or polyamide fabric ie in the carrier 8 for example, at a distance of 5 to 10 cm current-carrying silver or copper wires woven, which in analogy to the first embodiment according to the Fig. 1 the contact ends 9 and 10 of power supply wires 11 and 12 form. Since by spraying, dipping, rolling or otherwise applying (with) the layer of electrically conductive plastic according to the present invention, the silver or copper wires, ie the contact ends 9 and 10 are surrounded or coated with the electrically conductive plastic, is provided for optimum electrical contact in between.
  • the distance of the silver or copper wires as contact ends 9 and 10 of the power supply wires 11 and 12 is not limited to the specified value range, but rather can be readily selected by those skilled in particular according to the particular mechanical and electrical requirements, ie other materials or material combinations and Thickness of the contact ends 9 and 10 and other distances can be selected depending on the application.
  • the contact ends 9 and 10 preferably extend in a non-limiting manner. In principle, however, the contact ends 9 and 10 in the form of the silver or copper wires can run in any longitudinal or transverse direction.
  • a seat occupancy detection By measuring the change in the power consumption of the heating layer 7, a seat occupancy detection can be realized in a particularly simple and advantageous manner.
  • This seat occupancy detection functions both to determine if anyone is sitting on the seat and, more specifically, to determine the weight of the occupant sitting on the seat.
  • This aspect of the present invention is on the one hand particularly advantageous in connection with the surface heating, and on the other hand can also be used separately as sole seat occupancy recognition with a structure and features analogous to those disclosed for the surface heating in the entire existing documents, which seat occupancy recognition thus also on its own is worthy of protection and may possibly be part of separate patent applications and industrial property rights.

Landscapes

  • Surface Heating Bodies (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Air-Conditioning For Vehicles (AREA)

Claims (31)

  1. Chauffage de surface comprenant un support et une couche chauffante qui contient une matière plastique électriquement conductrice, ladite couche chauffante (7) étant constituée par un film flexible et le support (8) étant flexible,
    caractérisé en ce que
    la composition matérielle pour la couche chauffante (7), c'est-à-dire pour la matière plastique électriquement conductrice, contient :
    - environ 20 à 35 % d'un caoutchouc,
    - environ 20 à 35 % de tétrahydrofurane,
    - environ 5 à 25 % de graphite, et
    - environ 20 à 35 % d'un polyuréthane.
  2. Chauffage de surface selon la revendication 1, caractérisé en ce que le support (8) est une couche, en particulier un textile ou un non-tissé, de préférence une nappe de fibres naturelles ou synthétiques.
  3. Chauffage de surface selon la revendication 1 ou 2, caractérisé en ce que la couche chauffante (7) contient du polyuréthanc, du polyuréthane monocomposant, du polyuréthane monocomposant réticulé, une mousse de polyuréthane, une matière plastique résistante aux rayons ultraviolets et/ou capable d'être hydrolysée ou perméable à la vapeur, et/ou en ce que la matière plastique électriquement conductrice de la couche chauffante contient du graphite, de préférence sous la forme de poudre.
  4. Chauffage de surface selon l'une des revendications précédentes, caractérisé en ce que des extrémités de contact (9, 10) de fils d'alimentation électrique (11, 12) dans la couche chauffante (7) ou entre le support (8) et la couche chauffante (7) sont en contact avec cette dernière.
  5. Chauffage de surface selon la revendication 4, caractérisé en ce que les extrémités de contact (9, 10) des fils d'alimentation électrique (11, 12) sont fixés sur la couche chauffante (7) au moyen de la couche chauffante (7) elle-même.
  6. Chauffage de surface selon la revendication 4, caractérisé en ce que les extrémités de contact (9, 10) des fils d'alimentation électrique (11, 12) sont cousus ou collés avec la couche chauffante (7) et/ou le support (8).
  7. Chauffage de surface selon l'une des revendications précédentes, caractérisé en ce que la couche chauffante (7) est formée directement sur le support (8) par pulvérisation, par calandrage ou par application au pinceau.
  8. Chauffage de surface selon l'une des revendications 1 à 7, caractérisé en ce que la couche chauffante (7) est collée, cousue ou soudée avec le support (8).
  9. Chauffage de surface selon l'une des revendications précédentes, caractérisé en ce que le support (8) est une pièce conformée (6) en matériau élastique.
  10. Chauffage de surface selon la revendication 9, caractérisé en ce que la pièce conformée (6) est un rembourrage de siège d'une partie d'assise (3) ou d'un dossier (16) ou un rembourrage d'un meuble d'assise ou de couchage, en particulier un matelas.
  11. Chauffage de surface selon l'une des revendications précédentes, caractérisé en ce qu'il est prévu une commande de courant (13) manuelle et/ou à actionnement électrique/électronique et/ou automatique, susceptible d'être reliée à une source de courant (14) et à laquelle sont connectés les fils d'alimentation électrique (11, 12) dont les extrémités de contact (9, 10) sont en contact avec la couche chauffante (7).
  12. Chauffage de surface selon l'une des revendications précédentes, caractérisé en ce que le support (8) est formé par un textile, qui est de préférence un textile en polyester ou en polyamide et/ou possède une taille de mailles d'environ 5 mm.
  13. Chauffage de surface selon la revendication 12, caractérisé en ce que des extrémités de contact (9 et 10) de fils d'alimentation électrique (11 ou 12) sont tissées dans le textile et présentent une distance de 5 à 10 cm et/ou sont formées par des fils d'argent ou de cuivre.
  14. Chauffage de surface selon la revendication 12 ou 13, caractérisé en ce que le support (8) est doté de la couche chauffante (7) par pulvérisation, par immersion, par calandrage ou d'une autre manière, c'est-à-dire d'une couche de matière plastique électriquement conductrice, de sorte que le support (8) et/ou les extrémités de contact (9 et 10) est/sont entouré(es) ou enveloppé(es) de préférence complètement avec la matière plastique électriquement conductrice.
  15. Article capable d'être chauffé, caractérisé en ce qu'il contient un chauffage de surface (1) selon l'une des revendications précédentes.
  16. Article capable d'être chauffé selon la revendication 15, caractérisé en ce que l'article est une partie d'assise (3) ou un dossier (16) ou un rembourrage d'un meuble d'assise ou de couchage, en particulier un matelas, et en ce que la couche chauffante est de préférence adaptée de manière anatomique au parties d'un utilisateur correspondant aux cuisses et au postérieur et/ou à son dos.
  17. Article capable d'être chauffé selon la revendication 16, caractérisé en ce que la couche chauffante (7) est formée dans le plan de la partie d'assise (3) ou du dossier (16) ou du rembourrage d'un meuble d'assise de couchage, en particulier un matelas, de manière anatomique en ce qu'elle est présente ou en ce qu'elle est électriquement conductrice uniquement d'après des considérations anatomiques.
  18. Article capable d'être chauffé selon la revendication 16 ou 17, caractérisé en ce que la couche chauffante (7) comporte un profil en épaisseur correspondant à une dissipation thermique adaptée sur le plan anatomique.
  19. Article capable d'être chauffé selon la revendication 15, caractérisé en ce que l'article est un habillage rembourré (23), en particulier d'un véhicule (K).
  20. Article capable d'être chauffé selon la revendication 19, caractérisé en ce que le chauffage de surface (1) de l'article est conçu pour une dissipation de chaleur différente sur sa surface.
  21. Article capable d'être chauffé selon l'une des revendications 15 ou 20, caractérisé en ce que la couche chauffante (7) est profilée quant à son extension surfacique et/ou quant à son épaisseur pour une dissipation de chaleur différente sur sa surface.
  22. Procédé et pour la fabrication d'un chauffage de surface selon l'une des revendications 1 à 14, dans lequel une couche chauffante comprenant une matière plastique électriquement conductrice est reliée à un support, caractérisé en ce que la couche chauffante (7) est formée tout d'abord par application d'une matière plastique électroconductrice, en particulier capable de mousser ou sous forme de mousse, sur le support (3) puis par durcissement de la matière plastique sur le support (8).
  23. Procédé selon la revendication 22, caractérisé en ce que, avant l'application de la matière plastique électriquement conductrice, en particulier capable de mousser ou sous forme de mousse, sur le support (8), on agence d'abord des extrémités de contact (9, 10) de fils d'alimentation électrique (11, 12) sur le côté du support (8) sur lequel on applique ensuite la matière plastique.
  24. Procédé pour la fabrication d'un chauffage de surface selon l'une des revendications 1 à 14, dans lequel une couche chauffante comprenant une matière plastique électriquement conductrice est reliée à un support, caractérisé en ce que la couche chauffante (7) est réalisée en une matière plastique électriquement conductrice, en particulier capable de mousser ou sous forme de mousse, puis est agencée sur le support (8).
  25. Procédé selon la revendication 24, caractérisé en ce que la couche chauffante (7) est reliée au support (8) d'une manière qui l'empêche de déraper après son agencement sur le support (8).
  26. Procédé selon la revendication 25, caractérisé en ce que la couche chauffante (7) est cousue, collée ou soudée avec le support (8).
  27. Procédé selon l'une des revendications 22 à 26, caractérisé en ce que l'on utilise du polyuréthane électriquement conducteur à titre de matière plastique.
  28. Procédé selon l'une des revendications 22 à 27, caractérisé en ce que des extrémités de contact (9, 10) de fils d'alimentation électrique (11, 12) sont appliquées sur la couche chauffante (7) et/ou sur le support (8) de sorte qu'elles sont, dans le composite formé du support (8) et la couche chauffante (7), en contact avec cette dernière.
  29. Procédé selon la revendication 28, caractérisé en ce que les extrémités de contact (9, 10) des fils d'alimentation électrique (11, 12) sont cousues ou collées avec la couche chauffante (7) et/ou avec le support (8).
  30. Procédé selon l'une des revendications 22 à 29, caractérisé en ce que la couche chauffante (7) est profilée quant à la forme de sa surface et/ou quant à son épaisseur pendant ou après sa fabrication.
  31. Procédé pour la fabrication d'un chauffage de surface selon l'une des revendications 1 à 14, dans lequel une couche chauffante comprenant une matière plastique électriquement conductrice est reliée à un support, caractérisé en ce que l'on produit à un textile à titre de support (8), en ce que l'on tisse simultanément ou postérieurement dans le textile des extrémités de contact (9 et 10) de fils d'alimentation électrique (11 ou 12), et en ce que l'on applique ensuite une couche chauffante sur le support (8) et sur les extrémités de contact (9 et 10).
EP01991659A 2000-12-23 2001-12-21 Chauffage de surface, ses procedes de production et objet chauffable Expired - Lifetime EP1348316B1 (fr)

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DE20021949U 2000-12-23
DE20021949 2000-12-23
PCT/DE2001/004879 WO2002052899A1 (fr) 2000-12-23 2001-12-21 Chauffage de surface, ses procedes de production et objet chauffable

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EP1348316B1 true EP1348316B1 (fr) 2010-03-10

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EP (1) EP1348316B1 (fr)
KR (1) KR20030072570A (fr)
CN (1) CN1481655A (fr)
DE (2) DE10195699D2 (fr)
PL (1) PL361744A1 (fr)
RU (1) RU2003122789A (fr)
WO (1) WO2002052899A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202011101651U1 (de) 2011-06-10 2011-11-11 Ruch Novaplast Gmbh + Co. Kg Heizvorrichtung
DE102012214004A1 (de) 2011-08-08 2013-02-14 Joma-Polytec Gmbh Kunststoffbehältnis zur Aufnahme eines Mediums, insbesondere zur Aufnahme einer Betriebsflüssigkeit oder eines Energieträgers
DE202013100840U1 (de) 2012-03-02 2013-03-07 Ford Global Technologies, Llc Scheibe für ein Fahrzeug
DE102014212623A1 (de) * 2014-06-30 2015-12-31 Siemens Aktiengesellschaft Formteil für eine beheizbare Innenraumverkleidung

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7804044B2 (en) * 2000-12-23 2010-09-28 Braincom Ag Heating device and method for the production thereof and heatable object and method for producing same
CN100433941C (zh) * 2002-12-16 2008-11-12 大来运动器材有限公司 具有导电且可发热的布电线
JP4053569B2 (ja) * 2003-03-17 2008-02-27 ヴィー・エー・テー・オートモーティヴ・システムス・アクチェンゲゼルシャフト 車両シートを空調するための装置
DE112004000883D2 (de) * 2003-03-17 2006-02-02 Wet Automotive Systems Ag Vorrichtung zur Aufnahme von Funktionselementen
US20050045623A1 (en) * 2003-09-03 2005-03-03 M & J Bottomline Llc Portable heated cushion
DE10344296B3 (de) * 2003-09-23 2005-06-09 Johnson Controls Gmbh Sitz mit einer an einer Auflage befestigten Verkabelung, Verfahren zur Montage eines Sitzes und Verwendung eines Flachleiters zur Bildung einer Verkabelung eines Sitzes
KR100534956B1 (ko) * 2003-11-05 2005-12-08 현대자동차주식회사 차량용 시트 가열장치
DE102004011128B4 (de) * 2004-03-05 2015-07-30 Pedro René Havener Polster zum Auflegen auf Sitzflächen von Bänken
DE202004016000U1 (de) * 2004-10-15 2004-12-23 Büchel GmbH & Co. Fahrzeugteilefabrik KG Zweiradsattel
DE202006005745U1 (de) * 2006-04-06 2007-09-27 Eisele, Michael, Dipl.-Ing. Heizbare Platte, Bahn, Formteil
EP1894493A1 (fr) * 2006-09-04 2008-03-05 EFG Energie für Gebäude Coussinet chauffant
ITVA20060042U1 (it) * 2006-10-18 2008-04-19 Gvp Elettronica Srl Dispositivo riscaldante medicale trasportabile codice dm-emg in filato di carbonio e pvc biocompatibile per il riscaldamento del paziente e prevenzione delll'ipotermia (con posizionamento a contatto diretto del torace) durante gli interventi di emerg
CA2675533C (fr) * 2007-01-22 2013-09-24 Panasonic Corporation Element chauffant en feuille
US7694917B2 (en) * 2007-08-22 2010-04-13 Caelin Gabriel Cable elevator
DE102007042644A1 (de) 2007-09-07 2009-03-12 Benecke-Kaliko Ag Elektrisch leitfähiges, flexibles Flächengebilde
US20090282908A1 (en) * 2008-05-09 2009-11-19 Thermogear, Inc. Electrifiable fabric
US8979192B2 (en) 2008-08-05 2015-03-17 Timothy R. Miller Portable collapsible camp chair with heated seat and back
US20100032998A1 (en) * 2008-08-05 2010-02-11 Michael Eckman Portable collapsible camp chair with heated seat and back
US8388056B2 (en) * 2009-05-08 2013-03-05 ReAnna Gayle Smith Heated collapsible article of furniture
US8567861B2 (en) * 2009-12-25 2013-10-29 Ts Tech Co., Ltd. Seat with heater
TW201328914A (zh) * 2012-01-12 2013-07-16 Chia-Chieh Chang 汽車座椅空調系統
LU91995B1 (en) * 2012-05-10 2013-11-11 Iee Sarl The pressure-responsive seat occupancy sensor unit
JP6094323B2 (ja) * 2013-03-29 2017-03-15 トヨタ紡織株式会社 乗物用シート
DE102013105334A1 (de) 2013-05-24 2014-11-27 Benecke-Kaliko Aktiengesellschaft Elektrisch leitfähige Verbindung
LU92270B1 (en) * 2013-08-22 2015-02-23 Iee Sarl Foil heater eg for a heating panel
DE102014011574B4 (de) * 2014-08-02 2022-04-28 Audi Ag Verfahren zum Herstellen einer Sitzstruktur
DE102014221161A1 (de) 2014-10-17 2016-04-21 Johnson Controls Gmbh Verfahren zur Herstellung eines Sitzbezuges und Sitzbezug
FI10797U1 (fi) * 2014-12-04 2015-03-10 Wicetec Oy Johdinliitos kuparijohtimen kytkemiseksi
US10045401B2 (en) * 2015-08-07 2018-08-07 Kurabe Industrial Co., Ltd. Heater unit and steering wheel
DE102016007920A1 (de) 2016-06-28 2017-12-28 Sabine Maurer Der Erfindung lag die Aufgabe zu Grunde, ein einlegbares Widesrstands-Heizelement aus leitfähigem Kunststoff bzw. Spezialcompounds, mit elektrischen Kontakten an ihrem Umfang in unterschiedlichste Baugruppen, Konstruktionen, Gerätschaften kontaktierbar si
FR3058368B1 (fr) * 2016-11-04 2019-02-01 Cera Tsc Matelassure d’assise ou de dossier de siege de vehicule automobile
WO2019002181A1 (fr) * 2017-06-27 2019-01-03 Elringklinger Ag Système de chauffage et procédé de fabrication
US10674830B1 (en) * 2017-09-22 2020-06-09 Tramec Termico Technologies, L.L.C. Self-regulating heated seat cushion
CN109348556A (zh) * 2018-12-07 2019-02-15 东风商用车有限公司 纳米碳远红外驾驶室电暖系统及制作方法
FR3092043B1 (fr) * 2019-01-25 2021-02-12 Faurecia Sieges Dautomobile Panneau d'élément de siège
FR3092044B1 (fr) * 2019-01-25 2021-02-12 Faurecia Sieges Dautomobile Panneau arrière d’élément de siège
CN112672449B (zh) * 2019-10-15 2024-06-14 阿尔特逆向工程民事合伙公司 用于机动车辆的表面部件的加热元件
US20240314889A1 (en) 2020-12-15 2024-09-19 Borealis Ag Self-regulating heater
US11801781B1 (en) * 2022-04-06 2023-10-31 Lear Corporation Seat assembly
EP4294122A1 (fr) 2022-06-14 2023-12-20 Borealis AG Stratifié durable de chauffage à régulation automatique

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990009086A1 (fr) * 1989-01-25 1990-08-09 Thermaflex Limited Element chauffant flexible
GB2285729A (en) * 1993-12-24 1995-07-19 British Tech Group Int Improvements relating to electrically conductive materials
US6194692B1 (en) * 1998-10-02 2001-02-27 Engelhard Corporation Electric heating sheet and method of making the same
EP1602302A2 (fr) * 1999-09-22 2005-12-07 Matsushita Electric Industrial Co., Ltd. Dispositif de chauffage de surface
EP1764244A2 (fr) * 1999-01-25 2007-03-21 Illinois Tool Works Inc. Chauffage souple autorégulateur

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3768156A (en) * 1970-10-28 1973-10-30 Junex Electrix Ltd Method of forming electrical heating panels for textile articles
DE2148191C3 (de) * 1971-09-27 1975-07-17 Reuter Maschinen- Und Werkzeugbau Gmbh, 2844 Lemfoerde Drahtlose Flächenheizelemente und Verfahren zu ihrer Herstellung
US5516189A (en) * 1994-11-14 1996-05-14 Ligeras; Achilles P. Portable heated seat
US6353207B1 (en) * 2000-08-17 2002-03-05 Ctex Seat Comfort Ltd. Expandable chamber having combined occupant support and heating

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990009086A1 (fr) * 1989-01-25 1990-08-09 Thermaflex Limited Element chauffant flexible
GB2285729A (en) * 1993-12-24 1995-07-19 British Tech Group Int Improvements relating to electrically conductive materials
US6194692B1 (en) * 1998-10-02 2001-02-27 Engelhard Corporation Electric heating sheet and method of making the same
EP1764244A2 (fr) * 1999-01-25 2007-03-21 Illinois Tool Works Inc. Chauffage souple autorégulateur
EP1602302A2 (fr) * 1999-09-22 2005-12-07 Matsushita Electric Industrial Co., Ltd. Dispositif de chauffage de surface

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202011101651U1 (de) 2011-06-10 2011-11-11 Ruch Novaplast Gmbh + Co. Kg Heizvorrichtung
EP2533604A1 (fr) 2011-06-10 2012-12-12 Ruch Novaplast GmbH & Co. KG Dispositif de chauffage
DE102012214004A1 (de) 2011-08-08 2013-02-14 Joma-Polytec Gmbh Kunststoffbehältnis zur Aufnahme eines Mediums, insbesondere zur Aufnahme einer Betriebsflüssigkeit oder eines Energieträgers
DE202013100840U1 (de) 2012-03-02 2013-03-07 Ford Global Technologies, Llc Scheibe für ein Fahrzeug
DE102012203282A1 (de) 2012-03-02 2013-09-05 Ford Global Technologies, Llc Scheibe für ein Fahrzeug
DE102014212623A1 (de) * 2014-06-30 2015-12-31 Siemens Aktiengesellschaft Formteil für eine beheizbare Innenraumverkleidung
DE102014212623B4 (de) 2014-06-30 2018-05-24 Siemens Aktiengesellschaft Schienenfahrzeug mit einer beheizbaren Innenraumverkleidung

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DE50115386D1 (de) 2010-04-22
EP1348316A1 (fr) 2003-10-01
US7250586B2 (en) 2007-07-31
KR20030072570A (ko) 2003-09-15
US20040036325A1 (en) 2004-02-26
CN1481655A (zh) 2004-03-10
RU2003122789A (ru) 2005-02-10
PL361744A1 (en) 2004-10-04
WO2002052899A1 (fr) 2002-07-04
DE10195699D2 (de) 2003-12-04

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