Matches 51 - 100 out of 291 < 1 2 3 4 5 6 >
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5412254 High voltage pulse generator  
A high voltage pulse generator for providing a high voltage pulse across a dielectric switch comprises a main high voltage pulse generator, an energy storing pulse forming line connected at one end...
5381298 Electric fence charger  
The invention provides an electric fence charger of the type that periodically provides high voltage electrical shock pulses through an electric fence wire. The fence charger has a low voltage...
5331213 Pulse transmission circuit with undershoot eliminating circuitry  
An undershoot eliminating circuit is provided between a pulse transformer of a pulse transmitter coupled to a transmission line and a pulse transformer driving circuit for driving the pulse...
5311067 High performance pulse generator  
The device is a compact Marx-type generator capable of producing a high-vage burst of pulses having risetimes less than 10 nanoseconds at repetition rates up to 10 kHz. High-pressure hydrogen...
5274271 Ultra-short pulse generator  
An inexpensive pulse generating circuit is disclosed that generates ultra-short, 200 picosecond, and high voltage 100 kW, pulses suitable for wideband radar and other wideband applications. The...
5266840 Circuit for detecting the failure of a load which is connected in series with an electronic switch  
A circuit for detecting the non-operating condition of a load which is connected in series with an electronic switch wherein a comparator has a first input which is connected to the junction point...
5202894 Electric supply device for one or more metal vapor lasers using an electric power charging circuit with a variable inductor to provide a variable charging gradient  
Electric supply device for at least one metal vapor laser includes a convertor for converting an a.c. voltage into a d.c. voltage of fixed amplitude. Means are provided for supplying a pulse...
5196735 Circuit arrangement  
A circuit arrangement is described with the aid of which a control signal can be indicated in dependence upon reaching a predetermined desired value voltage at an energy-storage element at the end...
5187421 Electrostatic transformer  
The present invention is an electrostatic transformer, and more particularly an electrostatic transformer capable of electrically insulating the input and output sides thereof without using any...
5185767 Method and arrangement for regenerating timing information from a pulse train of the NRZ-type  
The present invention relates to a method and to an arrangement for regenerating timing pulses from an information-carrying pulse train of the NRZ-type. The method can be used in a...
5153460 Triggering technique for multi-electrode spark gap switch  
A spark gap switch having a mid-plane or triggering electrode is brought o a conductive state using a photoconductive switch or other suitable switch, closed by a laser pulse on other pulsed light...
5138193 Electric pulse generator of the saturable inductor type  
An electric pulse generator for the formation of high power electric pulses. The generator includes a capacitor having coaxial electrodes and a coaxial electrode shaping line. Magnetic compression...
5121066 Variable load dump simulator system  
A variable transient simulator employs a source of pulsating DC voltage for charging a first capacitance bank to a desired potential difference. After a device under test (DUT) is connected to a...
5105097 Passive magnetic switch for erecting multiple stage, high-pulse-rate voltage multipliers  
Megavolt voltage multipliers having an output impedance of less than 10 ohms and capable of operating at high pulse repetition frequencies, are switched with high performance saturable core...
5089727 Pulsed driver circuit  
A modulator circuit provides pulses of electrical energy to an electrical load in response to a trigger signal. A normally nonconductive Mosfet is included in a series circuit path with the...
5079689 Pulse-type electric supply for a load equipped with means for diverting the electric power liable to be reflected by the load  
A pulse-type electric supply system for a load, equipped with means for diverting the electric power liable to be reflected by the load. The system includes an electric pulse generator (8) for...
5038052 Double swing power unit  
A double swing power unit for use in a plasma nuclear fusion experimental system comprising a bias bank, a bias switch provided by a semiconductor switch element having a rectifying function, a...
5023470 Electronic flash charging circuit  
An electronic flash charging circuit for use with a camera having a power source common to a microcomputer that controls a plurality of camera functions and to an electronic flash. The charging...
5006726 Pulse generator including coaxial type capacitor  
A pulse generator which employs a coaxial type capacitor, including at least one capacitor from which an accumulated charge is discharged when a pulse is generated, and another capacitor for...
4996494 Droop compensated PFN driven transformer for generating high voltage, high energy pulses  
A pulse forming system for providing constant power pulses for variably resistive loads is disclosed. It includes a high voltage power source, a pulse forming network, and a transformer circuit....
4908524 High voltage pulse power converter  
A high voltage pulse power converter comprises a modified type E pulse charging network (74) in series with a nonlinear magnetic switch (76). The network comprises a ladder of charging elements...
4897556 High voltage pulse conditioning  
Apparatus for conditioning high voltage pulses from particle accelerators in order to shorten the rise times of the pulses. Flashover switches in the cathode stalk of the transmission line hold off...
4885974 Overpulse railgun energy recovery circuit  
In an electromagnetic launcher such as a railgun for propelling a projectile at high velocity, an overpulse energy recovery circuit is employed to transfer stored inductive energy from a source...
4859868 Electric fence energizer  
This invention relates to an electric fence energizer, including: two or more transformers, the primary windings of said transformers being connected to the main circuitry of the energizer and the...
4849649 Electric pulse generator of the type with a saturatable inductance coil  
Electric pulse generator having at least one capacitor in the form of a coaxial line section and a saturatable inductance coil serving as a switch. According to the invention, the saturatable...
4843518 Coaxial type capacitor for pulse generator  
A coaxial type capacitor for a pulse generator including at least a capacitor for discharging charge accumulated therein upon generating a pulse and a capacitor for adjusting a waveform of a pulse...
4818892 Laser device with high-voltage pulse generator, high-voltage pulse generator and pulse generating method  
A laser device equipped with a high-voltage pulse generator wherein the pulse generator supplies an electric energy from a dc power source in an on-off form of a supply voltage to a tank circuit...
4816703 On-line serial communication interface from a current loop to a computer and/or terminal  
An on-line serial communication interface is established from the transmitter of a two line current loop transmitter to a digital circuit such as a computer or hand-held terminal which receives and...
4803379 Circuit arrangement for power supply for electrical and electronic control or regulating devices  
A circuit arrangement having a purely capacitive power supply, at least one power consumer, and a control element for causing power to be supplied to the power consumer. The power supply, the power...
4803378 Pulse generator  
A pulse generator comprises a capacitor, means for periodically discharging the capacitor to generate pulses of electricity and means for recharging the capacitor between pulses. Means is included...
4782242 Circuit arrangement for generating high voltage pulses  
A circuit arrangement for generating high voltage pulses from DC voltage. The circuit includes a transformer comprising at least two primary windings and secondary windings, in which the primary...
4767999 Method of and apparatus for radio-frequency generation in resonator tank circuits excited by sequential pulses of alternately opposite polarity  
A method of and apparatus for exciting harmonic generation of radio frequency in a tank resonant circuit by bipolar spaced, half-cycle pulses, wherein the period of the tank resonant frequency...
4764685 Method and circuit configuration for processing the output signals of a rotational speed sensor  
To process the output signal of a rotational speed sensor (2) which generates an alternating voltage dependent in respect of frequency and amplitude on the rotational speed, two low-pass filters...
4733153 Switching system for capacitor charging/discharging  
First and second switches such as transistors are connected to a charge storage member such as a capacitance. The capacitance is charged through the first transistor from a positive supply when the...
4728810 Electromagnetic contactor with discriminator for determining when an input control signal is true or false and method  
Long conductors in a common cable which interconnect control pushbuttons to the basic control circuit for an electromagnetic contactor often have distributed capacitance between them. This...
4727262 Multiconcentric coaxial cable pulse forming device  
A multiconcentric coaxial cable uses three or more concentric cables to supply power to a high voltage laser with reduced waveform degradation otherwise produced by stray capacitance and...
4724362 High frequency lamp igniter using a spiral line pulse generator in combination with a series inductor-switch circuit  
A light source including a spiral line pulse generator having an output coupled to one electrode of a high pressure discharge lamp and having an input for coupling to a source of lamp operating...
4718322 Multiple resonant railgun power supply  
A multiple repetitive resonant railgun power supply provides energy for repetitively propelling projectiles from a pair of parallel rails. A plurality of serially connected paired parallel rails...
4718321 Repetitive resonant railgun power supply  
A repetitive resonant railgun power supply provides energy for repetitively propelling projectiles from a pair of parallel rails. The supply comprises an energy storage capacitor, a storage...
4686436 Electronic control circuit, electronically commutated motor system and method for controlling same, laundry apparatus, and methods for operating apparatus for switching high voltage DC and for controlling electrical load powering apparatus  
Electrical load powering apparatus has a load connection, a high voltage supply connection and a common, and includes electronic means for switching the high voltage supply connection to the load...
4684820 Symmetrically charged pulse-forming circuit  
A circuit for generating a relatively high voltage, fast rise time pulse for a load. The circuit includes first and a second pulse-forming networks with each network including shunt capacitance and...
4684821 Reset circuit in a magnetic modulator  
In a magnetic modulator circuit (13) for a radar system, a switching reactor arrangement comprising a switching reactor (17) including input and output coils (respectively 16 and 36), the low side...
4651021 Pulser circuit  
A pulser circuit comprises a transistor with its drain and source arranged in parallel with a first resistor, and two SCR's each arranged in parallel with a further resistor. These elements are...
4642476 Reversing-counterpulse repetitive-pulse inductive storage circuit  
A high-power reversing-counterpulse repetitive-pulse inductive storage and transfer circuit includes an opening switch, a main energy storage coil, a counterpulse capacitor and a small inductor....
4628427 D.C. impulse arc welder employing thyristors  
Apparatus for producing an impulse welding current which can be used in shielded-arc welding. The apparatus includes a thyristor connector in a series circuit to a primary winding of an impulse...
4614878 Pulse generator  
An apparatus and method is disclosed that produces a high powered sub-microsecond pulse. The present invention utilizes a set of parallel high speed switches and drivers to switch a Darlington...
4600411 Pulsed power supply for an electrostatic precipitator  
A method and apparatus for generating a supply of pulsed power to an electrostatic precipitator where a residual collection field is maintained on the electrodes during interpulse periods while, in...
4572964 Counterpulse railgun energy recovery circuit  
In an electromagnetic launcher such as a railgun for propelling a projectile at high velocity, a counterpulse energy recovery circuit is employed to transfer stored inductive energy from a source...
4549091 Electrical excitation circuit for gas lasers  
An electrical excitation circuit is disclosed for a gas laser. The electrical excitation circuit includes a charging circuit connected in series with a pulse forming network between a power source...
4547679 Generator for producing high-voltage rectangular pulses  
A generator for producing high-voltage rectangular pulses is provided which comprises devices for conversion of input power supplied from a DC source into pulses of output power using capacitive...
Matches 51 - 100 out of 291 < 1 2 3 4 5 6 >