Matches 1 - 50 out of 99 1 2 >
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7532450 Surge suppressor  
An overvoltage protection means having a first electrode ( 1 ), a second electrode ( 2 ), a breakdown spark gap between the two electrodes ( 1, 2 ), and a housing ( 3 ) which holds the electrodes (...
6731490 Surge absorber and production method thereof  
The invention relates to a surge absorber provided with; a surge absorber element composed of a columnar non-conductive member and a conductive film formed dividedly via a discharge gap on a...
6724605 Gas-filled surge diverter with electrode connections in the shape of band-type clips  
In order to simplify the mountability of electrode terminals in the form of band-like clips on either two-electrode or three-electrode arresters, the clips are resiliently fashioned in a...
6529360 Overvoltage protection element system  
An overvoltage protection element for diverting transient overvoltage, with two electrodes ( 3, 4 ), each of which has a current terminal ( 1, 2 ), an air-breakdown spark gap ( 5 ) between the...
5952910 Isolator device for arrester  
A device for connecting, and then isolating and disconnecting an arrester includes a non-conductive housing with two electrical terminals. The housing has opposite ends separated by an internal...
5854732 High voltage arcing switch initiated by a disruption of the electric field  
A high voltage switch, including: first and second electrodes having electrode surfaces; an electrically non conductive tube having an outer surface connecting the electrode surfaces; an...
5768085 Reserve series gap for a gas-filled surge diverter and gas-filled three-electrode surge diverter with mounted reserve series gaps  
As a reserve series gap for a gas-filled three-electrode diverter, an arrangement is used that consists of two disk-shaped electrodes arranged axially behind one another with the same outer...
5754385 Overvoltage protection element  
An overvoltage protection element for discharge of transient overvoltages, with two electrodes (2), a disruptive discharge-spark air spark gap (3) which acts between the electrodes (2), and a...
5594614 Surge arrester  
A surge arrester (1) for high voltage has a porcelain housing (2) with safety shields (3, 4, 7, 8). In the central area along the longitudinal axis of the surge arrester (1), safety shields (3)...
5552951 Semiconductor package electrostatic discharge damage protection  
A semiconductor circuit package includes features forming an electrostatic charge distribution network having nodes which are defined by the electrical contact leads of the package for the...
5502356 Stabilized radial pseudospark switch  
A pseudospark switch performs the rapid commutation of high electric currents at moderately high voltage, with minimal statistical uncertainty in the delay between triggering and commutation. The...
5450274 Spark gap arrangement  
A spark gap arrangement capable of handling lightning includes a first spark gap with a relatively high-resistance insulating layer having a relatively short spark-over path, and at least one...
5373414 Surge absorber  
A surge absorber has an insulating body having a flat surface on which a pair of electrically conductive thin-film terminal electrodes and, therebetween, one or more electrically conductive...
5233498 Arrangement for forced triggering a spark gap  
An arrangement for forced triggering a spark gap at a voltage below self-ignition voltage, which spark gap is divided into at least two sub spark gaps arranged in series, whereby voltage division...
5166855 Surge protector with thermal failsafe  
The surge protector includes a device for connecting a transmission line to ground in the event of excess voltage or current, to protect communications equipment. A thermal sensitive element,...
5103135 Gas-discharge surge arrester  
A gas-discharge surge arrester that can be manufactured at a low cost and suitable for automatic bulk processing. The surge arrester includes an insulator which comprises a small ceramic tube. A...
5091819 Gas-electronic switch (pseudospark switch)  
The switch has a gas discharge chamber, in which two electrodes, namely a cathode (11) and an anode (12), are contained, which are spaced a distance (d) apart and are separted from each order by an...
4939618 Lightning protected electric fence controller system and method  
An electric fence controller (20) interconnected to electric fence terminals (136, 138) by a three terminal spark gap arrangement (140) one terminal (142) being interconnected to the fence hot...
4912592 Gas-filled surge arrestor  
A gas filled surge arestor has at least one external air back-up gap comprising two spaced electrodes(7a,2 or 7a,3), one (7a) of which has at least one sharp edge or corner (9) adjacent the other...
4860156 Overvoltage protective circuit  
A trigger circuit for a spark gap chain with at least two series-connected spark gaps, of which at least one is provided with at least one trigger electrode, includes a resistor chain which is...
4831485 Gas discharge overvoltage arrester  
An overvoltage arrester for high surge currents having an increased useful life while maintaining suitable electrical properties comprising a pair of electrodes secured to an insulator housing in...
4797778 Gas discharge path  
For switching high voltages, high frequencies and at high numbers of switching actuations, a gas discharge structure is provided which is composed of a series circuit of two or more individual...
4779162 Under oil arrester  
An arrester for use under oil in an electrical apparatus, the arrester comprising a first contact assembly, a plurality of valve blocks, a second contact assembly, and a conductive cement serially...
4760486 Protection device against flashover in a transmitter circuit  
A device for protecting a circuit against flashovers due to an overvoltage, which device includes first and second controllable arc discharge members connected in series with one another and in...
4736269 Voltage surge limiter with grounding assembly  
A protector module (30) for protecting the conductors of a telephone loop cludes a pair of protector assemblies (40-40') which are supported within a common housing (32). A gas tube voltage...
4733324 Surge arrestor  
This disclosure relates to a voltage surge arrestor for use with an electric device having a component to be protected from a voltage surge. The arrestor comprises at least first and second...
4707762 Surge protection device for gas tube  
A surge protection device which provides multiple back-up and tends to fail closed circuit or shorted is disclosed. The primary surge protection is provided by a gas break-down tube set to operate...
4686603 Overvoltage arrester  
An overvoltage arrester having power connectors at its opposite ends is provided with an insulating housing that encloses a stack of coaxially arranged cylindrical varistors at least partially...
4649456 Three element gas tube protector module  
A three element gas tube type subscriber pair protector module in which the gas tube serves as both a momentary surge protector and a heat responsive means directly operable upon a pair of fusable...
4604554 Triggered spark gap discharger  
A triggered spark gap discharger having a small auxiliary gap in the trigger pulse path. The auxiliary gap provides ultraviolet radiation to liberate electrons at the trigger probe and allow prompt...
4507701 Lighting arrester with leakage current detection  
A lightning arrester comprises nonlinear resistance discs 2 stacked within a ceramic casing 1, with annular metal cover rings 3, 4 being fixed to the opposite outer ends of the casing. Conductive...
4506311 Lightning diverter strip with diamond-shaped conducting segments  
A lightning diverter strip is provided with button elements in the form of diamond-shaped conducting segments which arranged longitudinally on the strip in spaced-apart relation, with the sharp...
4476513 Surge arrester  
A surge arrester comprises two or more surge arrester units which are electrically series-connected between a top terminal and a bottom terminal. Each surge arrester unit comprises a stack of metal...
4463404 Surge voltage arrester with shielding bodies enclosing a column of arrester elements  
A surge voltage arrester, with a column of arrester elements arranged in a housing and several shielding bodies enclosing the column, includes voltage controlling elements arranged between the...
4385338 Power connector with overvoltage protection  
A power connector for providing overload protection for an electrical operating station connected to a power mains, composed of at least one overvoltage arrester of a first type which is capable of...
4369480 Overvoltage arrester including a column of arrester elements and shielding therefor  
Disclosed is an overvoltage arrester in which the active part comprises a number of shielding elements with arrester elements fastened thereto in the interior thereof. The shielding elements along...
4366523 Arrester with spark gap  
In an overvoltage arrester composed of two electrodes each presenting a side wall and an end wall transverse to the side wall and whose perimeter is bordered by the side wall, the electrodes being...
4363069 Overvoltage arrester with arrester elements in a frame comprising columns  
Disclosed are overvoltage arresters comprising a columnar arrangement of arrester elements, insulating elements and conducting elements. The elements are arranged to provide a current flow in at...
4356527 Valve arrester  
A valve arrester comprises a serial arrangement which includes at least one nonlinear resistor and spark gaps implemented as arcing horns which are housed in slit-type arc extinction chambers whose...
4334264 High voltage direct current transmission apparatus  
A high voltage direct current transmission apparatus having a DC carrying line (L1, K, L2) and including voltage-limiting members (A1, A2) which are arranged so that the limiting level is higher...
4305109 Surge arrester for a plurality of lines to be safeguarded  
A surge arrester is disclosed for a plurality of lines which are to be commonly safeguarded. In order to produce a multi-link arrester for the above application, for each of a plurality of lines...
4298815 Cathode ray tube socket with controlled spark gaps  
A cathode ray tube socket assembly incorporating controlled, or tuned, spark gaps coupling the high voltage focus grid system to ground to prevent television receiver damage caused by CRT arc-over....
4194138 Spark gap devices  
In a spark gap device a number of arc-resistant insulating elements are stacked in spaced relationship to form spaces between adjacent insulating elements with each element having a through-hole....
4191908 Current limiting spark gap for achieving arc elongation, division and compression without the use of supplementary magnetic means  
A current limiting spark gap for use in a high voltage valve type lightning or surge arrester includes a plurality of insulating gap plates assembled together in a vertical stack to define a...
4158872 Surge diverter  
A surge diverter connected between a conductor and ground comprising several spark-quenching gaps, voltage-controlled shunting resistors connected in series with these gaps and voltage controlled...
4134146 Surge arrester gap assembly  
Surge arrester spark gap assemblies for use within surge voltage arrester devices employ the gap electrode structure to direct the arc current flow.
4129894 Laminated current surge protector  
A laminated current surge protector comprising a flexible, conformable arrestor having a metal conductor encapsulated between a wear resistant tape adhered to the outer surface of the conductor and...
4107567 Surge protector  
A surge protector or arrester for providing surge protection for relatively low voltage or secondary equipment, circuits and systems includes a vertically stacked, parallel arrangement of two,...
4004193 Voltage surge arrester with capacitive grading and improved sparkover for fast impulses  
The arrester includes a plurality of gap units and nonlinear resistance valve units connected in series between the line voltage and ground. A series line of capacitors across the gap units...
4001651 Station lightning arrester with dual rupture diaphragms for gas pressure release  
A surge arrester comprising a porcelain body, top and bottom pieces. The porcelain body is hollow and contains gap assemblies in series with negative temperature coefficient resistance blocks. The...
Matches 1 - 50 out of 99 1 2 >