Abstract: The present invention relates to an unbonded flexible pipe having a length and a longitudinal axis and comprising, from the inside and out, a carcass made from an electrically conductive material, an internal pressure sheath made from an extruded polymer, at least one external armor layer and an outer sheath, in which the carcass is adapted for connection to an electric power source for conducting an electric current. Moreover, at least a part of the external armor layer is electrically conductive, the carcass and the external armor layer allowing a difference in electric potential to be established partly or fully over the internal pressure sheath, wherein the internal pressure sheath is partly or fully covered by a conforming cover layer made from a material which is electrically conductive and has a bulk resistance larger than the specific resistance of the electrically conductive material of the carcass.

Abstract: An electric blanket or pad for warming a living body including a flexible sheet-like heating element including an upper edge, a lower edge, and at least two side edges. A shell formed of layers of flexible sheets covering the heating element and sealed with a weld. The weld coupling the sheets of the shell about the edges to hermetically seal the heating element therebetween. The weld may be an RF weld, ultrasonic weld, or a heat bond, wherein the sheets comprise PVC.

Abstract: The present invention is directed to a self regulating heater including a first layer made of a thin and flexible electrically insulating material. A second electrically conductive layer includes first and second buses spaced from each other. A third resistive layer electrically connects the first and second buses. The third layer has a higher electrical resistance than the second layer. The third layer experiences a positive temperature coefficient (PTC) effect when heated. A fourth interface layer directly connected to at least one of the second electrically conductive layer and the third resistive layer directly engages skin of a patient when the heater is attached to the patient. A combined thickness of the first layer, the second conductive layer, the third resistive layer and the fourth layer may be between 5 mil and 20 mil.

Abstract: A heating tape comprises an insulated heating element that includes a heating element layer comprising a polymer composite having conductive particles and at least one set of conductive electrodes at least partially embedded in the polymer composite and extending along at least a substantial portion of the length of the heating tape. A heating tape system for a pipe or other surface, further includes a power ramp controller having a solid state relay component to regulate an in-rush of current to the heating element. The heating tape system also includes a connector having multiple contact points.

Abstract: A bed can include a mattress and a foot warming system. The mattress can include a mattress cover and a support structure that is positioned under and covered by the mattress cover. The foot warming system can include a heating unit an envelope, a power source, and an electrical connector electrically connecting the heating unit to the power source. The heating unit can be positioned inside the envelope between the envelope top and the envelope bottom. The heating unit and the envelope can be positioned at a foot of the bed under mattress cover between the support structure and the mattress cover.

Abstract: A snow and ice removal device may include one or more, heating elements. A control unit may be configured to control the heating element to produce heat. A power source may be in electrical communication with the control unit and the heating element. Heat may be applied to the roof surface by the heating element to loosen and/or melt accumulated ice or snow from the roof surface of the vehicle.

Abstract: A dissimilar metal connection arrangement comprising a dissimilar metal connection between a first member made of a first metal and having a first end, and a second member made of a second metal different from said first metal with regard to its metallurgical behavior, and having a second end, wherein the first end of the first member is fixedly connected to the second end of the second member. An increased lifetime of the connection is achieved by arranging a heating means at said dissimilar metal connection for controlled heating of said dissimilar metal connection.

Abstract: An electrical heating assembly (1), in particular for use in a heatable seat device, comprises a plurality of heating wires (11, 12, 13, 14, 15) and a support structure (8) adapted to fix the heating wires (11, 12, 13, 14, 15). The heating wires (11, 12, 13, 14, 15) are arranged to form a plurality of hot points (10), a respective hot point (10) being defined by a circular area of 6 mm in diameter in which there are present at least three sections of heating wire (11, 12, 13, 14, 15) which are not interconnected to each other within the area of the hot point (10).

Abstract: A structural reinforcement for an article including a carrier that includes: (i) a mass of polymeric material having an outer surface; and (is) at least one consolidated fibrous insert having an outer surface and including at least one elongated fiber arrangement having a plurality of ordered fibers arranged in a predetermined manner. The fibrous insert is envisioned to adjoin the mass of the polymeric material in a predetermined location for carrying a predetermined load that is subjected upon the predetermined location (thereby effectively providing localized reinforcement to that predetermined location). The fibrous insert and the mass of polymeric material are of compatible materials, structures or both, for allowing the fibrous insert to be at least partially joined to the mass of the polymeric material. Disposed upon at least a portion of the carrier will be a mass of activatable material.

Abstract: One variation of a method for fabricating a garment includes: applying a first mask to a first side of a fabric substrate coated with a conductive material; applying a second mask—mirrored image of the first mask—to a second side of the fabric substrate opposite the first side; applying an etchant to the fabric substrate to remove conductive material outside of the first mask; arranging a conductive interface pad of a component carrier over an electrode defined by remaining conductive material on the fabric substrate, the component carrier including a flexible substrate and a rigid electrical component mounted to the flexible substrate, the conductive interface pad extending from a terminal of the rigid electrical component across a region of the flexible substrate; mechanically fastening the component carrier to the fabric substrate to form a garment insert including an electrical circuit; and incorporating the garment insert into the garment.

Abstract: A lead wire is electrically connected to an electric power source. A wire heater is supplied with electric power through the lead wire to generate heat. An insertion hole is formed in a housing. The lead wire and the wire heater are connected by a caulked member and fixed to each other, while aligning the tips of the lead wire and the wire heater in the same direction. The lead wire and the wire heater, connected by the caulked member, are fixed in the insertion hole with being inserted from the inlet portion of the insertion hole toward the end portion of the insertion hole. Sealing resin is injected into the insertion hole from an injection hole formed in the end portion, and filled therein.

Abstract: A temperature sensing system includes a temperature sensing element. The temperature sensing element is bondable to an exterior surface of an electronic component and configured to sense a temperature at an interior of the electronic component. The system further includes a flexible cable operatively connected to the temperature sensing element, and a signal conditioning unit operatively connected to a distal end of the flexible cable. The signal conditioning unit is mountable to a printed circuit board proximate to the electronic component. The signal conditioning unit is configured to receive a signal from the temperature sensing element, and output a signal indicative of the temperature at the interior of the electronic component.

Abstract: A heated surface and method of making the same is disclosed. The surface has a base. A first ceramic insulating layer is provided above the base. A heating element is provided above the first ceramic insulating layer. A second ceramic insulating layer is provided above the heating element. A protective layer is provided above the second ceramic insulating layer.

Abstract: A self-regulating electric heater cable includes a monolithic heater core of PTC material encapsulating a pair of bus wires, and a conductive layer disposed on an outer surface of the heater core such that the conductive layer levels the voltage generated at the outer surface of the heater core when an electric current is passed through the bus wires. The conductive layer draws the current evenly through lobes of PTC material encapsulating the bus wires. The conductive layer may be a coating, such as a conductive ink or paint, or may be an extruded or wrapped material applied to the heater core. Standard heater cable layers are applied over the conductive layer, including an electrically insulating layer that contacts a portion of the conductive layer and also may be separated, at points, from the conductive layer by one or more air gaps.

Abstract: A seat cover that generates heat, reflects the sun and repels water. The seat cover includes an interior side, an exterior side, and an open lower end. The open lower end can secure around a motorcycle seat and the exterior side can reflect heat and repel water. The open lower end further includes heating strips embedded in the interior side of the seat cover, which increases or decreases the temperature of the seat cover when activated by a heat control unit. The open lower end further includes a lip on the seat cover having a fastener for securing the seat cover over the seat of the motorcycle.

Abstract: A portable plant instrument freezing and bursting prevention device using a non-directional serial connector includes a main body portion, a plurality of heat wire portions, each of the plurality of heat wire portions comprising a male connector having a cylindrical shape, a heat wire having resistance, and a female connector having a cylindrical shape and having a hollow portion with both ends open, which are sequentially coupled to one another, and an end cap inserted into the female connector at an end of the plurality of heat wire portions to short-circuit the female connector, in which the male connector of one of the plurality of heat wire portions is inserted into the female connector of another one of the plurality of heat wire portions, and thus the plurality of heat wire portions are serially connected to one another.

Abstract: An aircraft heating system wherein the heater includes a haven (34) constructed from dielectric layers (40-50), conductive lanes (60), bus bars (70), and strips (80-150). Façade sections (41, 51, 61) of the dielectric layers (40-50) and the lanes (60) form the primary heating surface (31). The strips (80-150), along with sections (42, 52, 62) of the layers/lanes, form havens (34) for harbor sections (72) of the bus bars (70).

Abstract: An infrared (IR) heating panel system comprising a thermally and electrically insulating substrate, a power buss, an at least one substrate supported IR heating element electrically coupled to the power buss, and a return element electrically coupled to the power buss and IR heating element. A printed shield substantially covers the IR heating element(s). The heating panel emits radiation when an electrical current is passed therethrough. The printed shielding layer is electrically coupled to a low impedance grounding matrix and configured to harness and shunt electrical field charges emitted by the IR heating element. Some embodiments include two or more IR heating panels coupled in an electrical parallel configuration supplied by one twisted and shielded power feed wire. Twisted two-wire shielded plus ground conductors are soldered to the corresponding IR heater solder points while simultaneously maintaining the twisted wire configuration for EMR cancellation and EF grounding shield conductivity.

Abstract: Provided is a transparent film heater including: a transparent substrate 100; and a heat-emitting layer 200 that includes conductive nanowires 10 forming a network, and a coating material 20 applied to the nanowires 10 and functioning to bind the nanowires 10 with each other, is disposed on the transparent substrate 100, and emits heat upon the application of a voltage.

Abstract: An electric heating pad for warming a patient. The electric heating pad may be a heated underbody support, heated mattress or heated mattress overlay. An embodiment of the heating pad includes a flexible sheet-like heating element including an upper edge, a lower edge, and at least two side edges. The heating pad may also include a shell covering the heating element and comprising at least two sheets of flexible material (e.g., two sheets may be one sheet folded over to form at least two sheets). The two sheets of flexible material may be coupled together about the edges of the heating element by a weld. The material of the two sheets may include urethane. In some embodiments, a catalyst to accelerate hydrogen peroxide decomposition is coated on or impregnated into an element within the shell, or on the interior surface of the shell.

Abstract: The method for de-icing composite material structures, particularly blades of a wind turbine made from composite materials, includes the following steps: disposing at least one layer of a formulation of conductive polymer on at least one portion of the surface of the structure, providing an appropriate electrical power supply for the structure, and connecting the layer of a formulation of conductive polymer to the electrical power supply in such a way as to cause the conductive layer of conductive polymer to heat up, controlling the electrical power supply depending on climatic conditions. The required composition and suitable device are also described. A specific application is the blades of wind turbines.

Abstract: Laminated resistive heaters comprising a carbon nanotube layer are described. The invention also includes methods of making laminated resistive heaters and applications using the resistive heaters.

Abstract: A heatable line pipe useful for diesel fuel systems and fuel cell systems is provided. The heatable line pipe comprises in order from an inside of the pipe: a) an electrically insulating inner layer; b) a first electrically conductive layer; c) at least two current leads wound spirally around the first electrically conductive layer; d) a second electrically conductive layer over the at least two current leads forming a surface; and e) an outer cladding of an electrically insulating plastic material. The thickness of the second electrically conductive layer is 0.1 to 1.5 mm, and the at least two current leads form wave peaks in the surface of the second electrically conductive layer. The line pipe has the advantage that a fall in heating performance over the lifetime is effectively prevented.

Abstract: A heating pad with a thermostatic control circuit coupled to a resistance heating element. The resistance heating element and an acrylic based polymer adhesive are glued between polyester film layers. The film layers and heating element are contained with a plastic sleeve. The thickness and properties of the polyester film and adhesive forms a fuse. The adhesive delaminates the polyester film at excessive temperatures causing the resistance heating element to sever thereby creating an open circuit that halts operation of the heating pad. The thermostatic control circuit includes a hysteresis circuit that compares analog signals across two thin film resistors to provide a control signal to a power controller to selectively vary the power output to the heating element. The thermostatic control circuit is an integrated circuit board disposed within the fused plastic sleeve.

Abstract: A system and method for treatment of biomass products or residues to obtain valuable adhesives and composite materials is described herein. Some embodiments do not require purification of a biomass product or residue to produce an adhesive. Some embodiments comprise a treatment of post extraction algae residue configured to produce an adhesive. Use of post extraction algae residue adds value to alternative energy produced by extracting oil from algae.

Abstract: To provide a fabric heater that can be stretchable in all direction and warms up quickly. The aforementioned problem is solved by means of a fabric heater (1) that comprises a piece of fabric (2) that is formed into one piece by twist-braiding the plurality of loop portions (5) with each other, the plurality of loops portions (5) being formed by conductive thread (4), and electrodes (30) that are comprised by electrode thread (31, 35) and by spacing from each other, and the conductive thread (4) has a core (10) formed by a fiber and a conductive layer (11) or a conductive foil (12) that covers the surface of the core (10) or; by means of fabric heater (1) which is formed by the conductive thread (4) comprises a bunch of lines (7) having at least one or more conductive lines (6a).

Abstract: The invention relates to a an electric radiator element having multiple heating zones for the production of energy-efficient eco-design applications, radiator heating flanges and radiator heating pipes in the low-voltage range, having integrated radiators which increase the heating output of a heater resistor without the additional consumption of energy.

Abstract: A paving screed for a road paver that comprises a screed plate, a heating element and a fastening device for pressing the heating element onto the screed plate. The fastening device comprises an actuating member and an elastic element. The actuating member is configured to deflect through its operation the elastic element directly or indirectly by a predetermined amount, wherein the elastic element applies a predetermined force directly or indirectly onto the heating element and biases the heating element against the screed plate.

Abstract: The present invention relates to a fabric (30, 31) with at least one support (41, 41?), with at least two electrical function elements (70), and with at least one seam (40). It is provided that at least two of the electrical function elements (70) are in the form of strands and integrated in the seam (40).

Abstract: A system and a method for monitoring a condition of a paving machine. The system includes a screed plate and a heating element for heating the screed plate. The system also includes a controller configured to determine a heat-up time for the screed plate and compare the heat-up time to a predetermined time. The controller is further configured to provide a signal indicating that the screed plate needs to be replaced if the heat-up time is less than or equal to the predetermined time.

Abstract: Embodiments of the present disclosure disclose a variable resistance and a manufacturing method thereof, and the variable resistance is a variable resistance with continually adjustable resistance value. This variable resistance comprises: an elastic insulation envelope and conductive particles filled in the elastic insulation envelope. The manufacturing method of the variable resistance comprises: filling conductive particles into an elastic insulation envelope with an opening; and sealing the opening of the elastic insulation envelope.

Abstract: A method of three-dimensionally shaping articles, such as articles that are difficult to transport, includes the following successive steps: placing at least one flexible cord (1) on a former (10), the cord (1) incorporating a heating electrical resistance surrounded by at least a first set of yarns of thermoplastic polymer material; connecting the flexible cord (1) to an electrical power supply for a given duration to cause the thermoplastic polymer of at least the first set of yarns surrounding the heating resistance to soften, the cord then taking on the shape imposed by the former (10); cooling the cord; and optionally removing the former (10) in order to obtain the three-dimensional object.

Abstract: A heat-exchanging mat to cool livestock provides for elastic water conduction channels displaced toward an upper surface of the mat and provides for cushioning placed below those elastic channels. In this way, a high degree of cushioning may be obtained without sacrificing an efficient transfer of heat into the upper surface of the mat.

Abstract: A cleaning pad structure of stitch bonded construction incorporating one or more substrate layers of an absorbent nonwoven material with an optional additional fluid blocking substrate layer of polymer film or other suitable material in juxtaposed relation to the absorbent nonwoven layers. Stitching yarns are introduced in stitching relation through the substrate layers. One face of the pad defines a cleaning surface of raised yarn loops formed by the stitched yarns. The pad further includes an attachment surface facing away from the cleaning surface. The stitches of yarns across the attachment surface define an engagement surface for attachment to cooperating hooking elements across a surface of a mop head to define a hook and loop attachment system.

Abstract: Particular infant support or nursing pillows are disclosed, for supporting an infant in a variety of settings by providing a stable surface upon which to rest. Various embodiments include a generally crescent shaped device, including a resilient fill material surrounded by a fabric shell and having a top and a bottom surface connected by a band of uniform width extending vertically and wholly about the perimeter of the pillow. The support pillow may be combined with an accessory device to form a support pillow assembly. An attachment mechanism may be configured to attach the accessory device to the support pillow such that the accessory device is arranged to direct a perceptible effect to at least one of the first arm, the second arm, and the medial region of the support pillow.

Abstract: A non-enzymatic glucose sensor and method for fabricating the sensor are disclosed. The glucose sensor contains at least one non-enzymatic electrode configured to catalyze the electro-oxidation of glucose in preference to other bio-molecules. The surface of the electrode comprises CuO nanoparticles. The sensor shows sensitivity and selectivity exceeding enzyme based devices presently in use.

Abstract: A tire heating system for includes a wheel that may be attached to a vehicle. A tire is attached to the wheel and a charging unit is attached to the wheel. The charging unit produces an electrical current when the wheel is rotated. A heating unit is attached to the tire and the heating unit is electrically coupled to the charging unit. The heating unit heating the tire and the heating unit prevents ice formation on the tire.

Abstract: A capacitive sensor electrode for controlling activation and deactivation of a PTC conductive ink heater can be deposited as part of the same layer of conductive ink used to form the open heater circuit pattern for the heater. A layer of conductive ink is deposited on an insulating substrate, with a first portion of the layer forming an open heater circuit pattern and a second portion of the layer forming a capacitive sensor electrode spaced from and electrically isolated from the first portion of the layer. A layer of positive temperature coefficient (PTC) conductive ink is deposited so as to bridge gaps between in the open heater circuit pattern while leaving the capacitive sensor electrode spaced from and electrically isolated from the layer of PTC conductive ink on the first portion of the layer of conductive ink.

Abstract: Laminated resistive heaters comprising a carbon nanotube layer are described. The invention also includes methods of making laminated resistive heaters and applications using the resistive heaters.

Abstract: Apparatuses and methods for fuel level sensing are described herein. An example sensor includes a sealed housing comprising a first end, a second end, and an interior defined by walls extending therebetween. The sensor includes a float surrounding an exterior of the sealed housing and is configured to move longitudinally along the sealed housing between the first end second ends. The float may include a magnetic element configured to provide a magnetic field. The sealed housing may include an electrically conductive spring coupled to at least one of the first end or the second end, and may include a ferrous element coupled to the electrically conductive spring and configured to be displaced relative to the sealed housing based on the magnetic field. The electrically conductive spring may expand and retract to adjust a resistance of the electrically conductive spring in response to the ferrous element being displaced.

Abstract: A silicone band heater assembly includes a silicone heater cable, lead wires, and a zip tie connection. The heater cable consists of a resistance heater wire that is optionally surrounded by a fiberglass braid, which in turn is encased in a silicone insulator. Each end of the heater cable includes an overmolded zip tie segment, which includes the splice connection between the lead wire and resistance wire, and the ability to link the ends of the heater cable assembly together when being clamped to a desired structure.

Abstract: A pattern of an electrically conductive print material is formed on a receiver element using an elastomeric relief element that has a relief pattern comprising (1) an uppermost relief surface, and (2) an average relief image depth of at least 50 ?m relative to the uppermost relief surface. A printable material composition is applied to the uppermost relief surface, which printable material composition contains an electrically conductive print material and a carrier liquid. At least 50 weight % of the carrier liquid is removed from the uppermost relief surface, leaving the electrically conductive print material on the uppermost relief surface. Either the elastomeric relief element or the printable material composition on the elastomeric relief element, or both, are treated with an acid in vapor or liquid form to improve conductivity of the electrically conductive print material after it has been transferred from the uppermost relief surface to the receiver element.

Abstract: A heated portable cargo ramp and method of making the same is provided. The ramp has an elongated base comprising a length that is longer than a width of the base. A first ceramic insulating layer is provided above the elongated base. A heating element is provided above the first ceramic insulating layer. The heating element comprises an elongated flexible mat. A first rubber layer is provided above the heating element. A second ceramic insulating layer is provided above at least the portion of the rubber layer which extends over the heating element. A second rubber layer is provided above at least the portion of the second ceramic insulating layer which extends over the laminated paper-enclosed heating element.

Abstract: The present invention relates to a doormat adapted for outdoor use for melting snow and ice accumulations comprising of a base including a mat element and a bottom portion for engaging with a supporting surface, wherein the mat element is configured for housing heating pipes in electrical engagement with each other that are disposed between the mat element and an upper surface element; at least one removable battery pack, removably attached to the doormat by an electronic port, wherein the heating pipes are powered by removable battery packs connected to the doormat via Universal Serial Bus (“USB”) ports and as such providing for individualized charging of each removable battery pack; and the upper surface element comprising of a brush member with at least one or more apertures for providing access to the removable battery pack for charging the heating pipes disposed within.

Abstract: The inventive device object of the present application is a Snow Blanket or Snow Pad which will melts away this unwanted snow off cars and from around cars as well as from stairs and walkways around homes and businesses.

Abstract: The device for sealing together a formed bottom sheet and a lidding sheet between a feed roll and a sealing roll has a heating unit for preheating the lidding sheet before the sealing operation. The heating unit is a contactless induction heating device which has coils and magnetic-field influencing elements which are arranged transversely to the travel direction of the lidding sheet and opposite at least one of the coils. The distance between each of the magnetic-field influencing elements and the at least one coil is adjusted by a control unit on the basis of measurement values of temperature sensors arranged downstream of the magnetic-field influencing elements in order to regulate the temperature profile of the lidding sheet.

Abstract: A heating wire support meshing and a method of constructing a heated surface, particularly a floor surface therewith, is described. The heating wire support meshing comprises one or more mats formed by transversely spaced parallel rows of wire support bridge elements interconnected together at their crossings. The bridge elements have electric heating wire support slots to receive and guide one or more electric heating wires along one or more desired paths. Bottom support formations extend along a bottom planar surface of the mat. Top support formations lie in a top planar surface of the mat. The wire support slots are adapted to support the one or more electric heating wires spaced below the top support formations. The support meshing also acts as a reinforcement of a sub-floor on which the support meshing is installed.

Abstract: A rubber heat pad is integrated into a fiberglass fiber insulator to form a heater blanket for a diesel fuel filter and other truck components. A controller monitors ambient temperatures and pad temperatures and the battery flow state. If it is cold, and the battery has available power, then a heat pad(s) is turned ON. When the pad(s) gets too hot, then it is turned OFF by the controller. Truck park mode allows AC power. On the road use triggers an inverter to supply AC to the pads.

Abstract: An anti-icing system may maintain a thin layer of solution on top of pedestrian reception areas to prevent frozen precipitation from remaining frozen on the pedestrian reception areas. This greatly reduces the slippery surfaces that pedestrians would otherwise encounter when using the walk-on surface.

Abstract: A heater cable for hydrocarbon drilling tubing, preferably applicable to pressurized or flooded annular space shale type wells, to prevent and/or remove obstructions in petroleum production wells tubing, caused by the accumulation of substances such as paraffin and hydrates or by a sharp increase in viscosity of the type which extends alongside a metallic thermo conductor duct affixed to the tubing by means of fixation elements. The cable is formed by an inner sheath insulating the electrical conductors, a metallic coat on said conductors' insulating sheath, a fluoropolymeric jacket surrounding said metallic sheath and an outer armor generally defined by a spring which surrounds the jacket in a helicoidal way. The coating of the conductors' insulating sheath is defined by a laminar band which protects all the surface of said sheath arranged in a surrounding way alongside it following a helicoidal arrangement and whose successive spirals are partially overlapped between them.