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7612976 Transient voltage protection circuit boards and manufacturing methods  
Circuit boards including embedded transient voltage protection.
7606018 Surge absorbing circuit  
A surge absorbing circuit has a substrate on which a first conductor, a second conductor, and a third conductor are placed, and a surge absorber having a first terminal and a second terminal. The...
7593209 MOV failure mode identification  
A surge protector includes a thermal fuse, a metal oxide varistor electrically connected in series relation to the thermal fuse, and a detection network electrically connected in parallel relation...
7586729 Surge arrester having a discharge element  
A surge arrester has a diverter element with a shielding element that increases the creepage path. The shielding element includes at least one shield. The shielding element is configured from an...
7567417 Automatically quenching surge arrester arrangement and use of such a surge arrester arrangement  
The invention relates to an automatically quenching surge arrester arrangement with a surge arrester, which, on exceeding a given first voltage, transforms from a non-conducting into a conducting...
7567416 Transient voltage protection device, material, and manufacturing methods  
A transient voltage suppression device includes a dielectric layer defining a receptacle for a variable impedance material proximate a gapped electrode. Methods for manufacturing the device and for...
7558042 Devices and system for electrostatic discharge suppression  
A electrostatic discharge suppression device including an electrostatic discharge reactance layer having a first side and a second side, a first electrode coupled to the first side and comprising a...
7522399 Surge arrester  
A surge arrester including a stack of a plurality of cylindrical varistor blocks that are arranged one after the other in the axial direction of the varistor blocks between an upper end electrode...
7505241 Transient voltage surge suppression device  
An integrated fuse device ( 1 ) includes a varistor stack ( 11 ), a thermal fuse ( 12 ), and a current fuse ( 13 ) within an enclosure ( 2 ) having device terminals ( 3 ). The varistor stack ( 11 )...
7492566 Low resistance transient blocking unit  
A transient blocking unit (TBU) having reduced series impedance is provided. A TBU includes two or more depletion mode transistors arranged to provide a low series impedance in normal operation and...
7483252 Circuit protection device  
A voltage suppression device for suppressing voltage surges in an electrical circuit, comprised of a voltage sensitive element having a predetermined voltage rating, the voltage sensitive element...
7477503 Circuit protection device  
A circuit protection device including a conductor arm releasably connected between a voltage sensitive device and a circuit to be protected. The connector arm is biased to move in a direction...
7453681 Metal oxide varistor with a heat protection  
A metal oxide varistor integrally formed with a heat protection structure that will automatically go to open circuit in conditions of overheating due to sustained over-voltages. The metal oxide...
7433169 Overvoltage protection devices including wafer of varistor material  
An overvoltage protection device includes first and second electrically conductive electrode members, a varistor member formed of a varistor material and electrically connected with each of the...
7400485 Surge absorber  
A surge absorber has a first terminal electrode, a second terminal electrode, a third terminal electrode, an inductor portion, a surge absorbing portion, and a resistor portion. The inductor...
7397646 Surge absorption circuit  
A surge absorption circuit according to an embodiment comprises (a) an input terminal, (b) an output terminal, (c) a common terminal, (d) a mutual inductive element having a first inductive element...
7312971 Surge absorption circuit and laminated surge absorption device  
A surge absorption circuit of one embodiment comprises an input terminal; an output terminal; a common terminal; a first surge absorption element and a second surge absorption element which are...
7312970 Low cost surge protection  
A motor drive for an electric machine includes a live line, a second line, and a ground line. A surge protector includes a first varistor and a gas discharge tube (GDT) that is non-conductive below...
7283032 Static electricity countermeasure component  
It is possible to realize an electrostatic discharge protection component having a very small electrostatic capacity suited to a high-frequency equipment and comprising a ceramic insulating...
7272885 Method of manufacturing surge arrestor  
The present invention relates to a method of manufacturing surge arrestors, the method including stacking varistors; and forming a coating of composite material on the stack. Between these steps,...
7251114 Overvoltage protecting circuit in a steady state  
The invention relates to an overvoltage protection circuit comprising an MOV (Metal Oxide Varistor) voltage limiting device ( 3 ) which is disposed in series with a GDT (Gas Discharge Tube) voltage...
7154728 Active part for a surge arrester  
The active part which is provided for use in a surge arrester includes two connecting fittings, which are arranged along an axis at a distance from one another, at least one cylindrical varistor...
7154726 Pluggable electrical apparatus, in particular surge arrester  
The pluggable electrical apparatus, formed in particular as a surge arrester (A), has an axially symmetrical housing ( 1 ) with a housing axis ( 7 ) running in the plugging direction, a flange ( 5...
7120001 Surge voltage protector for use in power transmission networks  
The invention relates to a surge voltage protector ( 1 ) which comprises a discharge current path with at least one varistor block ( 4 a, 4 b, 4 c ). In order to prevent the varistor blocks ( 4...
7035072 Electrostatic discharge apparatus for network devices  
The present invention provides an ESD apparatus that includes an electrical overstress suppression device in series with a capacitor. The ESD apparatus is ideally suited for use with network...
7015786 Mechanical reinforcement to improve high current, short duration withstand of a monolithic disk or bonded disk stack  
A mechanical reinforcement for an electrical apparatus has at least one electrical element with an outer surface and a reinforcing structure attached to the outer surface. The electrical element...
7012500 GFCI with enhanced surge suppression  
An MOV element is physically and electrically connected to a heat sensitive material which changes from a low impedance path to a high impedance path, such as a spark gap, when the temperature of...
6952336 Protective element for the dissipation of overvoltages and its use  
A protective element safely dissipates overvoltages which is comprised of a parallel connection of a varistor and an surge arrester. To reduce the capacity of the protective element, the varistor...
6915173 Advance failure prediction  
Failure prediction for complex processes is performed utilizing one or more nonlinear regression models to relate operational variable values measured at two or more times to predicted process...
6853529 System for overvoltage protection  
System for surge protection of an object comprising a supply unit, which is connected to the secondary output of an external transformer. The secondary windings ( 1 ) of the external transformer...
6849335 Anisotropic conductive sheet  
Disclosed herein is an anisotropically conductive sheet capable of holding charge in its surfaces under an unpressurised state, and moving the charge held in the surface in a thickness-wise...
6847514 Surge arrester module with bonded component stack  
A surge arrester includes a stack of components having at least one varistor. Each component has end faces, at least one of which is mechanically bonded to an end face of another component such...
6822843 External storage device and entertainment system incorporating the same  
An external storage device connected to electronic equipment through a cable includes a switch for selecting functions of the main unit of the external storage device. A user freely sets the...
6778375 Hybrid MOV/gas-tube AC surge protector for building entrance  
A surge protector for single-phase or multi-phase power lines is disclosed, for permanent connection near the entrance of power lines to a building, that has a basic protector sub-circuit of a...
6778374 Reinforced arrester housing  
An arrester includes a housing having an inner bore, and a substantially cylindrical varistor body is received in the inner bore of the housing. The varistor body is formed of at least one varistor...
6754057 Capacitor damage arrestor  
A method for mounting a component on an assembly is provided, such as to prevent shorting between a voltage plane and a ground plane that may be caused when the component fails and generates...
6735068 Electrical apparatus employing one or more housing segments  
An electrical apparatus includes at least one housing segment and at least one MOV disk. The housing segment includes a sheath and defines a bore having a first opening at one end of the housing...
6731489 5-pin protector  
A Category 5 (as well as newer revisions, such as Category 6 and Category E)/single-pair surge protector module for protecting telecommunications related equipment and the like from transient...
6693508 Protection of electrical devices with voltage variable materials  
An arrangement of voltage variable materials for the protection of electrical components from electrical overstress (EOS) transients. A device having a plurality of electrical leads, a ground plane...
6674622 Dynamic floating SCR (semiconductor-controlled-rectifier) ESD protection  
This invention provides a circuit and a method for protecting electronic circuits from electrostatic damage ESD. The invention teaches a dynamic floating silicon-controlled rectifier SCR for use as...
6654223 Surge arrester mounting unit for telecommunications and data systems equipment  
A surge arrester mounting unit is provided for telecommunications and data systems technology. The arrester includes an upper part and lower part made of plastic, and metallic contact elements...
6639779 Frequency selective transient voltage protector  
A frequency selective transient voltage protector (FSTVP) circuit that may be used in connection with a communication line over which POTS and DSL service may be simultaneously provided. The FSTVP...
6636409 Surge protection device including a thermal fuse spring, a fuse trace and a voltage clamping device  
A surge protection device includes terminals adapted to receive a power source voltage and surge protection circuits, each of which includes a thermal fuse spring, one or more metal oxide varistors...
6636403 Thermally protected metal oxide varistor  
A varistor has a thermal fuse between a lead and an electrode. The fuse includes a link extending between the surface of an insulator and the fused electrode. The electrical connection of the link...
6633476 Watt-hour meter adapters with TVSS indicators  
The present invention relates to an apparatus comprising a watt-hour meter adapter housing having a substantially cylindrical outline with a translucent window into its interior, and having visible...
6631062 Electrically conductive ceramic material, a process of producing same, and an electrostatic chuck  
An electrically conductive ceramics comprises a compound containing at least one element belonging to the Group 3A of the periodic table and TiO 2−x (0<x<2) in a range such that the TiO...
6627100 Current/voltage non-linear resistor and sintered body therefor  
A current/voltage non-linear resistor comprises a sintered body having a main component of ZnO, an electrode applied to a surface of the sintered body and an insulation material applied to another...
6625001 Directional tap  
In a directional tap, a splitting circuit receives a video signal from an input port and outputs a distributed video signal corresponding to the video signal from the input port at each of multiple...
6618234 Lightning protection for irrigation controls  
Damage to electronic golf course sprinkler valve controls from lightning current surges is prevented by electrically isolating the actual valve control circuit from the logic circuitry that...
6614640 Surge arrester  
The surge arrester has an arrester housing, two electrical power connections ( 16, 17 ) which are routed out of the arrester housing, and at least one varistor, which is arranged in the arrester...
Matches 1 - 50 out of 392 1 2 3 4 5 6 7 8 >