238results about "Coil/loop resistive elements" patented technology

The present disclosure relates to systems, apparatuses, and methods for assembling cartridges for aerosol delivery devices. The cartridges may be assembled by transporting carriages between various substations at which parts are added to a base. In another assembly method, the base may be moved between a plurality of robots which direct the base downwardly into contact with components to couple the components therewith. An inspection system may inspect the cartridges at various stages of completion.

A heating element, electronic cigarette and method for forming heating element. The heating element includes a heating part and a connection part extending along both ends of the heating part so as to form a first connection end and a second connection end, which are electrically connected to a drive circuit respectively. The first connection end, the second connection end and the heating part are integrative, and the first connection end and the second connection end both has a coating covered on outer surface of them respectively. The heating element is integrated designed without any complex technique of the welding or riveting, and via electroplating to form a coating on the heating element instead, the production efficiency of the heating element gets highly improved, costs reduced and a stable resistance value gets obtained in the mass-produced heating elements, involving a consistency in mass production.

A method for producing components for injection moulding comprising a body made of thermally conducting material with expansion coefficient matching that of the insulating layers and provided with a passage for the material to be injected. At least one strip of electrically conducting material with high change of resistance with temperature, forming a heating resistor or inductor is applied on a electrically insulating base layer previously directly applied on the body. At least one final insulating layer with low thermal emissivity is then applied to optimise electrical efficiency. The method utilises thermal spray techniques and can be applied also for production of other heating equipment.

A resistor for electric high-voltage apparatus, especially for connection to a diverter switch in an on-load tap changer for a high-voltage transformer. The diverter switch and the resistor are arranged in a housing with transformer oil. The resistor includes a number of resistor elements, wherein each resistor element includes a resistive element, arranged in a frame, which are electrically interconnected by a connection member. The frames are designed to enclose resistive elements that include spring elements formed from spirally wound resistance wire. Connection members include a connection plug. A method of mounting a resistor for electric high-voltage apparatus.

An electric cartridge type heater (100, 200, 300, 400, 500, 600, 700, 800, 900, 1000) has at least one the tubular metallic jacket (101, 201, 301, 401, 501, 601, 701, 801, 901, 1001), at least one electric heat conductor (102, 202, 302, 402, 502, 602, 702, 802, 902, 1002) arranged in the interior space of the tubular metallic jacket with two ends for electrically contacting the electric heat conductor, wherein the at least one electric heat conductor is electrically isolated from the tubular metallic jacket by an electrically insulating material (103, 203, 303, 403, 503, 603, 703, 903) arranged in the interior space of the tubular metallic jacket (101, 201, 301, 401, 501, 601, 701, 801, 901, 1001). The electric heat conductor is self-supporting. A method is also provided for manufacturing such an electric cartridge type heater.

The invention refers to an electric heater for a clothes dryer, said heater comprising at least one heating wire, a ring shaped support structure carrying the at least one heating wire. The at least one heating wire is a flat wire bent into loops.

An overcurrent protective wire wound resistor has a core, a second contact cap and a resistance wire. A first contact cap and a resistor connection seat are respectively mounted on two ends of a rod of the core. A low melting-point conductive layer is mounted around the rod and connected with the first contact cap and the resistor connection seat. A high-temperature contractive insulation layer is mounted around the low melting-point conductive layer and the first contact cap. The second contact cap is mounted around the contractive insulation layer. The resistance wire is connected to the resistor connection seat and the second contact cap. When current through the resistance wire abnormally increases, high temperature of the resistance wire melts the low melting point conductive layer to shrink the contractive insulation layer and open the low melting-point conductive layer and the resistor, thereby protecting the circuit connected to the resistor.

Provided is a composite protective component which may enable a device to be stably operated by absorbing external surge such as lightning as well as shutting off an overcurrent, as a component mounted inside various power supply equipment such as mobile phones (cellular phones) or inside a charger. According to the present invention, the composite protective component may be mounted in a power input unit of the various power supply equipment, thereby stably shutting off an overcurrent and absorbing external surge.

A device combining a thermal fuse and a resistor has a solid ceramic base of the wirewound resistor is changed to be hollow, a thermal fuse is disposed inside the ceramic base, the ceramic tube is the housing of the thermal fuse, one lead wire of the thermal fuse is passing through the end cap of one end of the wirewound resistor, the other end of the thermal fuse is extended out of the end cap of the other end of the wirewound resistor, the end cap of the wirewound resistor is extended out with a lead wire, then the whole product is encapsulated by epoxy resin. The device can serve as a basic unit, which is directly assembled to an existing high-frequency charger, it can take the place of the existing simple wirewound resistor or the wirewound resistor with a thermal fuse external contacted.

The invention discloses a water-cooling resistance device for a frequency conversion system. The water-cooling resistance device comprises a box, wherein more than one hollow pipe is arranged in the box, one end of the hollow pipe is closed, the other end of the hollow pipe is opened and is hermetically arranged on the inner wall of the box so that an internal cavity of the hollow pipe is isolated from an internal cavity of the box, a hole is formed in the box and is communicated with the internal cavity of the hollow pipe, a resistance assembly is arranged in the hollow pipe and is sealed at the opening by a sealing layer, an insulation heat conduction layer is filled between the inner wall of the hollow pipe and the resistance assembly, and a water inlet hole and a water outlet hole are formed in the box and are communicated with the internal cavity of the box. The water-cooling resistance device for the frequency conversion system has the advantages of simplicity in structure, small size, high cooling effect and the like, and is convenient to maintain.

The invention discloses a resistor with a built-in metal-cased temperature fuse, comprising a metal case, a connecting case, a temperature fuse, an insulating material, a first pin, a ceramic tube, aretainer ring, a metal conductive cap, a second pin and a resistance wire winding. The connecting case is fixed at one end of the metal case. The temperature fuse is inserted and fixed into the innerwall of the metal case, and the lead at one end of the temperature fuse is fixedly connected with the inner wall of the connecting case. One end of the inner wall of the metal case away from the connecting case is filled with the insulating material. The lead at one end of the temperature fuse away from the connecting case is fixed with the first pin after passing through the insulating material.The outer sleeve of the metal case is fixed with the ceramic tube which is a cylindrical tube. The ceramic tube is sealed at one end near the connecting case. The retainer ring is fixed at one end ofthe outer side of the metal case away from the connecting case. The resistor with a built-in metal-cased temperature fuse has a simple structure, can prevent the temperature fuse and the ceramic tubefrom falling off, has good stability, and is small and easy to use.

The invention relates to a wire winding type nickel resistor sensitive element. The wire winding type nickel resistor sensitive element comprises a framework, conductive rings, a supporting part, a nickel wire and a manganese-copper wire, wherein the framework is a rotary body with a thread hole; three conductive rings are arranged and are arranged on the supporting part in sequence in a die pressing manner; each of the first conductive ring and the third conductive ring comprises a ring body and a pin; each ring body is provided with a notch; the second conductive ring is a ring body with a notch and is located between the first conductive ring and the third conductive ring. A sensor assembled by the wire winding type nickel resistor sensitive element is checked through an environmental qualification test, a service life test, a reliability enhancement test and external field trial run; the working performances are stable and the utilization requirements are met. The structure and manufacturing method of the product are relatively simple and the operability is high, so that the wire winding type nickel resistor sensitive element can be used for replacing a platinum resistor sensitive element to be applied to a product for civilian use.

In a flat plate type thick film resistor, an insulation performance is improved by excluding the nonuniformity of potential distribution on a wiring plane, which is generated when electric current flows in a resistance wire. Simultaneously, generation of noise depending on potential distribution and variation of stray capacitance around a resistor is suppressed. When the resistance wire having a constant thickness and uniform resistivity, which is formed on an insulating substrate, is connected to a pair electrode conductors that face to each other, in the way that the resistance wire is repetitively bent to the alternate side in zigzags, a potential gradient on the wiring plane, which is generated when electric current flows in the resistance wire, is constant by properly selecting the line width, the bending angle, and the spacing between bending vertexes of a resistance wire.

A resistive structure has an improved electric field profile deposited on the surface of a cylindrical insulating substrate. At least one resistive path or trace is provided with a helix-looking shape and is directly printed on the surface of the insulating substrate. A resistive voltage divider includes first and second resistors electrically connected in series, where each resistor is made of one or more traces of electrically resistive film material applied onto a cylindrical insulating substrate. At least one of the traces is shaped like a helix and is applied onto the substrate by direct printing.

Provided are a fuse resistor and a method of manufacturing the same, more particularly, are a fuse resistor mounted at an electric circuit of an electronic product to prevent the electronic product from breaking down due to inrush current, increase of internal temperature, and continuous overcurrent, and a method of manufacturing the same. The fuse resistor is capable of simplifying an assembly process by coupling a thermal fuse and a lead wire in a modularized manner and by fixing a fusing lead wire to the lead wire in an integrated manner to form a lower molding unit, and a method of manufacturing the same. The fuse resistor has a simple structure and is capable of being miniaturized as an integrated structure of the thermal fuse and the lead wire is inserted, and a method of manufacturing the same.

The invention discloses a resistor type electric reactor which comprises a conductive arm planet carrier. An inductive coil and a non-inductive coil surrounding the outside of the inductive coil are mounted inside the conductive arm planet carrier, and the conductive arm planet carrier is provided with a detachable transfer board, and a conductive arm of the inductive coil and a conductive arm of the non-inductive coil are connected by the detachable transfer board, wherein the removable transfer board is a metal conductive board or an epoxy board. The invention further discloses a manufacturing method of the resistor type electric reactor. The resistor type electric reactor has the advantages that the resistor type electric reactor comprises two portions, an electric reactor portion is positioned in the middle, a resistor is positioned outside the electric reactor, the resistor and the electric reactor share the conductive planet carrier, so that the resistor and the electric reactor are combined into one, the resistor and the electric reactor can be connected not only in series but also in parallel, serial connection and parallel connection can be interchanged, the resistor and the electric reactor are cured together, so that the insulating strength of the resistor is high, anti-jamming capacity and anti-short circuit capacity are high, and the resistor type electric reactor can stably run under the condition of raining and ice attaching and is strong in wind and shock resistance.

A high-voltage resistor element which is superior to heat resistance, dielectric breakdown strength, vibration resistance and durability performance, and is advantageous to maintenance, inspection, adjustment, replacement and repair, is made up of: a cylindrical outer tube made of metal; a resistive heat-generating wire in a coiled shape tensionally extending between inner ends of electrode rods inserted respectively from both ends of the outer tube; an insulating material filing up a space between the resistive heat-generating wire with the electrode rods and the internal surface of the outer tube and fired; and insulating sleeves extractably encasing and anchored in the portions adjacent to the both ends of the outer tube penetratingly bridging between arrangement boards.

The present invention relates to a fuse resistor and, more specifically, to a fuse resistor which can reduce melting time since a first and second resistance elements are heated on both sides of a thermal fuse when an over voltage or an over current is applied, can obtain a minimum space which can be reliably fused and can prevent short by inserting a thermal fuse into a thermal fuse receiving groove formed on an insulation film formed on a case, and has a structure easy to be automated because of mounting the resistance elements and thermal fuse on a substrate in a surface mounted method, and to a method for manufacturing the same.