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7605352 |
Method for sorting positive temperature coefficient (PTC) elements
In a method for sorting PTC elements having different resistance-temperature characteristics, a predetermined voltage that allows a current to sufficiently decay is applied to each of PTC elements...
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7535335 |
Anti-condensate resistance with PTC thermistor and process for assembling such resistance
An anti-condensate resistance ( 1 ) with PTC thermistor 5 is disclosed, comprising a central heat sink element ( 3 ), such central heat sink element ( 3 ) being composed of two dissipating plates...
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7292022 |
Current detection resistor, mounting structure thereof and method of measuring effective inductance
A mounting structure for current detection resistor device has a feature that voltage detection terminal wiring is configured so as to extend along a current path in the resistor body first, and...
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7236382 |
Inverter module having encapsulated resistors
An object is to provide an inverter module capable of reducing installation space, and in summary, the inverter module comprises a switching element group provided in a mold package to convert a DC...
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7170295 |
Resistor arrangement, manufacturing method, and measurement circuit
The invention relates to a resistor arrangement, especially for current measurement in a vehicle electrical system, with two plate-shaped connection elements separated from each other and a...
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7088217 |
Shunt resistance and method of adjusting the shunt resistance
A shunt resistor of the present invention has a configuration including a substantially planar resistor ( 10 ) having a predetermined resistance value; a first fixed terminal plate ( 20 ) that has...
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6960980 |
Power converter with shunt resistor
A power converter includes a shunt resistor constituted by a shunt resistance and a plurality of main electrodes made of a sheet-like resistive material. In the shunt resistor, plates lower in...
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6940266 |
Enhanced cost effective method for high current measurements
An electrical connection between a power source and a threaded aperture in a power device is made by means of a terminal lug and a bolt. In order to measure the current, a second electrical path is...
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6794854 |
Vehicle power converted with shunt resistor having plate-shape resistive member
A power converter includes a shunt resistor constituted by a shunt resistance and a plurality of main electrodes made of a sheet-like resistive material. In the shunt resistor, plates lower in...
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6756877 |
Shunt resistor configuration
The present invention relates to a configuration having a first shunt resistor and at least one second shunt resistor connected in parallel with the first shunt resistor. The load terminals of the...
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6708126 |
Method and system for measuring current
A current sensing system including a carrier strip, the carrier strip disposed so as to be associated with a current carrying conductor, wherein when an electrical current flows through the...
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6677850 |
Layered current sensor
An electrical current sensor and utility electricity meter, the current sensor comprising a π resistor shunt configuration, wherein the resistors comprise layered conductors at substantially equal...
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5917401 |
Conductive bus member and method of fabricating same
A conductive bus member operable over a selected operating frequency range includes a cylindrical main body and first and second legs secured to the main body at first and second points whereby...
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5699036 |
Shunt
A shunt includes an integrally formed, continuous elongated flat plate body with two contact end portions and a curved intermediate portion which links the contact end portions and which has a...
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5644461 |
High voltage d-c current limiter
A current limiter for protecting a circuit at a predetermined driving voltage in excess of 50 volts which includes a plurality of PTC resistors connected in series, with a zener diode connected in...
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5629569 |
Thermal photocontrol switch circuit
A self-configuring photoelectric control circuit for controlling operation of a load based on ambient light. The photocontrol circuit comprises a photocell responsive to ambient light, a heating...
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5459395 |
Reduced flux current sensor
An alternating current sensor for measuring a primary alternating current inducing a magnetic flux density defined over a known region comprises: a first sensor for measuring changes in magnetic...
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5341119 |
Measurement circuit utilizing a low TCR thick film sense resistor
A measurement circuit utilizing a thick film sense resistor containing palladium and silver in a weight ratio of about 56/44 to about 60/40 and a specific glass frit composition so that the sense...
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5339067 |
Integrated voltage divider and circuit employing an integrated voltage divider
An apparatus and method is provided for dividing a voltage with a resistor voltage divider and for employing the voltage divider in an integrated circuit. The resistor voltage divider utilizes...
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5338332 |
Current sensor using current transformer with sintered primary
The present invention is an isothermal current shunt device with excellent temperature coefficient of resistivity characteristics stability for use in a power measuring circuit having a wide...
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5336990 |
Electrical test shunt having dual contact point mating terminals
An electrical test shunt having a pair of female contacts each having two contact points for relocating voltage sensing points of a test shunt to provide a first circuit path with an adequate...
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5300917 |
Junction box having integrally formed shunt
A junction box incorporating an integrally formed shunt busbar. The shunt busbar incorporates a first pair of terminals to act as leads to couple the shunt busbar in a current loop of a circuit,...
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5274350 |
Shunt apparatus for current sensing and power hybrid circuits
A shunt resistor for use with current sensing and power hybrid circuits such as a solid state power controller which is adapted to conduct the full load current and serve as a current sensor...
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5214407 |
High performance current shunt
A current shunt for converting a current to a voltage. The current shunt of the invention is made from a conductive material such as a high performance resistance alloy in sheet form which is...
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5128616 |
DC voltage tester having parallel connected resistive elements in thermal contact with a thermochronic material
A DC voltage tester having a plurality of resistive elements in thermal contact with a thermochromic material wherein the resistive elements are connected in a parallel configuration.
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5083081 |
Current sensor for an electronic trip device
A measuring sensor of an electronic trip device of a circuit breaker comprises a shunt in the form of a hollow cylinder inside which there is located an electronic processing unit, comprising an...
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5068636 |
Current shunting
A current shunt device has main and auxiliary windings which are located in substantially the same position and are connected in series.
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5027059 |
Differential current shunt
A differential electrical current shunt which is particularly adapted for the measurement of large currents with high accuracy and substantially free of errors due to ageing, connection resistance...
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5015989 |
Film resistor with enhanced trimming characteristics
A film resistor for use in electrical circuits, the resistor including a shunt conductor electrically connected in parallel with a portion of the resistive film, at a location spaced apart from the...
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4973937 |
Electrical shunt apparatus
A multipurpose electrical shunt, formed from an integral body of material, includes a first and second electrical connectors spaced apart for mating with a first terminal of a main circuit breaker...
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4939451 |
Wide dynamic range a.c. current sensor
Various combinations of three elements are disclosed for use in accurate measurement of power through current measurement over a wide dynamic range, namely, a current shunt which is preferably an...
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4825153 |
Shunt element for measuring current comprising compensation means
In order to minimize the effect of return current flow on a current measuring shunt, the present invention proposes a shunt having a compensation circuit to compensate for the asymmetrical effect...
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4794326 |
Transducer for current measurements
A transducer for current measurements includes a flat conductor with at least two main current branches for the current to be measured and at least a cross-branch current bridge connecting two...
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4743846 |
Rectangular shunt with measurement compensation system
In order to reduce errors between the measured current by a rectangular shunt and the shunt output signal voltage, such errors being due primarily to skin effect and the proximity of the shunt to...
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4629979 |
Apparatus for sensing and measuring a current on power transmission line
An apparatus for sensing and measuring a DC or AC current on an LV or HV power circuit. The apparatus comprises a shunt element having an input connected to the transmission line. The current...
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4580095 |
Current divider for a measuring transducer
The present invention relates to a current divider for a measuring transducer. The current divider includes two conductors. The first conductor, which is operable as a shunt, comprises two...
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4505032 |
Method of making a voltage divider
An apparatus relating to a voltage divider having one or more Kelvin connection taps, including first and second spaced terminals and a current carrying resistor between the first and second...
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4496932 |
Current divider for current measurement in conjunction with a measurement transducer
A current divider for use in connection with a measurement transducer. The measurement transducer includes a magnetic core, is formed as a substantially flat and longitudinal conductor with two...
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4494068 |
Measurement shunt with compensation for induced error voltages
A measurement shunt comprises a resistance provided with first and second voltage terminals and intended to provide a voltage representative of an electric current passing through it, and an...
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4480222 |
Adjustable electrical shunt
A current sensing device includes an electrically conductive current shunt member (10), and a voltage-responsive member (12). The current shunt member includes a first portion (14) having a free...
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4475099 |
Voltage divider
An apparatus relating to a voltage divider having one or more Kelvin connection taps, including first and second spaced terminals and a current carrying resistor between the first and second...
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4240059 |
Current divider for a current sensing transducer
A current divider having two major current paths and a shunting current path is disclosed. The shunting current path connects the two major current paths at a point on each major current path such...
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3939326 |
Dual ribbon fuser
A fuser includes a pair of members defining a zone, a pair of electrical elements supported in series with a power supply by one of the members, and a thermostatic switch being electrically...
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3921117 |
Solid state electrical switch
A solid state electrical switch of versatile and economical structure for use in starting a split-phase electrical motor incorporates a single cup-shaped dielectric casing open at one end. A first...
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3833407 |
UNITARY RESISTOR AND SHUNT
A method of producing a distributed shunt for resistor film. The steps of this method comprising the selection of a conductive material whose sintering temperature is substantially lower than the...
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3719914 |
RESISTANCE STANDARD
A zig-zag pattern is formed from a sheet of resistance material, such as manganin or a nickel chrome alloy, preferably by providing parallel slots alternately extending from opposite edges of the...
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3714568 |
VARIABLE METER SHUNT
A shunt device for milliammeters and the like. This device consists primarily of a slotted plastic member having a low resistance wire in one leg and a high resistance wire in the other leg, the...
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3688242 |
SHUNT FOR OIL-IMMERSED CIRCUIT BREAKER
The shunt of an oil-immersed circuit breaker is made of porous refractory conglomerate so that it becomes saturated with oil, whereby on passage of the high electric currents experienced with...
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3359488 |
Current comparing apparatus and shunt impedance elements
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3316376 |
High capacity electrolytic coulometer and electrical switching arrangement therefor
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