|
Match
|
Document |
Document Title |
|
|
7528608 |
Sensor device for a household appliance
Sensor device for a household appliance that includes a body ( 2 ), detector device to measure at least one variable of a fluid and which includes a conductivity sensor, and a printed circuit ( 3 )...
|
|
|
7511505 |
Centralized connector module having component diagnostic capability, refrigeration unit incorporating the same and methods of assembling and troubleshooting a refrigeration unit
A centralized connector module, a refrigeration unit and a method of assembling a refrigeration unit. In one embodiment, the centralized connector module includes (1) a dielectric body having...
|
|
|
7466139 |
Method to determine current detection circuit failure
A method of determining current detection circuit failure determines failure of a current detection circuit that is connected to positive and negative sides of a power source and that issues a...
|
|
|
7456635 |
Circuit arrangement comprising a multi-wire line for supplying current and emitting signals
A circuit arrangement with a multi-wire line for supplying current to a sensor and for emitting a signal that corresponds to a measured value to an evaluation module via a signal line. To eliminate...
|
|
|
7427865 |
Method for detecting a discharge condition fault in an electrical system of a vehicle or piece of machinery
A method for detecting a discharge condition fault in an electrical system of a vehicle or a piece of machinery includes supplying electrical energy to the electrical system from an auxiliary...
|
|
|
7415312 |
Process module tuning
A process module tuning method characterizes a process module by gathering data using a process condition measuring device to measure process outputs while inputs are excited. The data is used to...
|
|
|
7253635 |
Method for checking the electrical safety of a household appliance and corresponding household appliance
A nominal setpoint value of the admissible power consumption of a household appliance is respectively set for each electrical component. The actual value of the current consumption of the household...
|
|
|
7180037 |
Heater wire and control therefor
An improved control device and method is usable with flexible heating wire having a conductive core with a Negative Temperature Coefficient (NTC) layer and a helically wound heater conductor within...
|
|
|
7177383 |
Method and system for safety regulation in nuclear power regulating systems
A system and method for monitoring rod moving coils in nuclear power system. The system ensures that these coils are each functioning properly, and thus prevent movement of the other coils when a...
|
|
|
7138794 |
Detection of faults in linear and rotary voltage transducers
Systems and methods for detecting faults in RVDTs and LVDTs are described. In an exemplary embodiment, a sum of secondary voltages V1 and V2 from a transducer is obtained by adding the secondary...
|
|
|
7113882 |
Automatic testing system
An automatic testing system. A sampling and converting device obtains a plurality of electronic parameters from a tested device and transforms them into a plurality of digital signals. A...
|
|
|
7102355 |
Method, apparatus and computer-readable code for magnifying an incipient ground fault and enable quick detection of such fault
Method, apparatus and computer-readable code are provided for detecting a location of an incipient ground fault in an electrical propulsion system of a relatively large land-based vehicle, such as...
|
|
|
7095235 |
Monitoring device, electrical machine tool, current supply device, and associated method of operation
A monitoring device for an electrical machining tool, in particular for temperature monitoring with an accumulator-driven machine, includes a switch element ( 12 ) for separating an electrical...
|
|
|
7061248 |
Electrical utility service tester
An electrical utility service tester that is used for troubleshooting 120/208 or 120/240, three phase or single phase alternating current electrical utility services where 120 volt hot leg leads of...
|
|
|
7038461 |
Bleed air valve test set
A test set that includes a circuit breaker, at least two test points, a single pole switch, a double pole switch, and a set of test lights. The at least two test points are for reading amperage...
|
|
|
6960928 |
Electromagnetic coupling based motor plug detect system and method
A method and system of detecting the presence of an electric machine attached to a solid state drive using high speed, low energy pulses. The system and method include generating a pulse signal to...
|
|
|
6940413 |
Method and apparatus for monitoring operation of electrical household appliances
Discloses is a method and a corresponding apparatus for monitoring operation of electrical household appliances (such as a freezer). The method includes checking the temperature inside the freezer...
|
|
|
6930490 |
Traction motor fault detection system
A method of detecting faults in a traction motor installation having a plurality of AC traction motors powered from a common power source, each of the traction motors being connected by associated...
|
|
|
6919726 |
Leakage detection apparatus and motor car
A leakage detection apparatus is provided, capable of performing high-speed leakage detection during startup of a motor-vehicle such as an HEV. The apparatus includes a signal generator 31 for...
|
|
|
6904375 |
Method and circuits for testing high speed devices using low speed ATE testers
A bridge circuit disposed between a device under test (DUT) and conventional automatic test equipment (ATE) extends the performance of the ATE. The bridge circuit allows the ATE to test ICs capable...
|
|
|
6853292 |
Security control system, method for the operation thereof
A safety-oriented control system with a plurality of decentralized stations is disclosed. The safety-oriented control system is provided with inputs and outputs and at least one centralized station...
|
|
|
6847212 |
Apparatus and method for calibrating voltage spike waveforms
An apparatus and method for calibrating single phase voltage spikes used in testing single phase electrical equipment. Capacitance is selected from a capacitor network in order to adjust the single...
|
|
|
6844737 |
Device and process for detecting an electrical short-circuit, and circuit breaker comprising such a device
An electrical short-circuit detection device includes a first signal processing module for receiving a signal representative of an electrical current and supplying a first signal representative of...
|
|
|
6833708 |
Leak detecting circuit for power source device
In a power source device having a cell unit, a leak detecting circuit in which a line P and a line N extending from the cell are connected to each other by two P-side voltage dividing resistors and...
|
|
|
6815956 |
Automatic hi-pot, megohmeter and continuity, circuit tester
Provided is an apparatus and method used to perform automatic high potential (hi-pot), megohmeter and continuity, circuit test which includes a power source connected to a central processing unit...
|
|
|
6794880 |
Methods and apparatus for detecting terminal open circuits and short circuits to ground in inductive head write driver circuits
Methods and apparatus to detect terminal open circuits and short circuits to ground in inductive head write drivers are presented. A exemplary method is provided for detecting a short-circuit...
|
|
|
6771079 |
Automobile multi-purpose DC source protection monitor
An automobile multi-purpose DC source protection monitor includes of a fuse protection module; multiple units of fuse being arranged on each fuse-carrier, then respectively connected to electric...
|
|
|
6768281 |
Verification of operational capability of a tape drive
Verification system logic operates PWM motor drivers for DC motors of a tape drive, and verifies the on time duty cycle period and offset of the PWM motor drivers; verifies DAC current reference...
|
|
|
6744255 |
Grounding device for electric power distribution systems
A grounding and testing device for power distribution systems includes an electrically insulated housing with a bore that extends from an aperture at a front of the housing towards a rear of the...
|
|
|
6737868 |
Electrical load disconnection detecting apparatus
A disconnection detecting apparatus for detecting disconnection of lamps includes a resistor, a differential amplifier, a microcomputer, and a charge pump circuit. The resistor is connected to...
|
|
|
6703841 |
Method for detecting a discontinuity in the electrical connections of a microchip and circuit using said method
A method is provided for detecting a discontinuity in electrical connections of a microchip that includes an input pin connected to a voltage supply line, multiple circuit sections, an output...
|
|
|
6701795 |
Method for testing a heating system
A method for testing a heating system with at least one basic unit, which controls activating elements of individual heating circuits, with the basic unit being connected with setting units. To...
|
|
|
6690174 |
Method and arrangement for load testing electrical systems of a motor vehicle
The invention relates to a method and arrangement for load testing electrical systems of a motor vehicle. The operator control elements of the electrical systems are activated via an externally...
|
|
|
6674290 |
Method and system for multi-port synchronous high voltage testing
The invention disclosed a method and system for multi-port synchronous high voltage testing, which mainly uses two or more sets of testing circuit with variable output condition and a high voltage...
|
|
|
6667625 |
Method and apparatus for detecting wire in an ultrasonic bonding tool
An apparatus for detecting whether bonding wire supplied to an ultrasonic bonding tool of an ultrasonic bonding machine is present in a bore of the tool tip and providing an alarm signal if a wire...
|
|
|
6563322 |
Method and apparatus for detecting open circuit fault condition in a common-mode signal
The present invention relates to an apparatus and a method for detecting an open circuit fault condition in a differential signal, and generating a fault detection signal. An open circuit fault...
|
|
|
6534995 |
Circuit for detecting a cooling device in a computer system
A cooling device detection circuit and method for detecting a cooling device in a computer system. In one embodiment, a cooling device detection circuit includes a detection stage and a power...
|
|
|
6528987 |
Method and apparatus for determining fan speed
An operating circuit ( 1 ) for controlling the speed of a cooling fan motor ( 3 ) for computer cabinetry ( 7 ), and for determining an under-speed condition in the fan motor ( 3 ) comprises a...
|
|
|
6496015 |
Method of performing a dielectric voltage-withstand test on a wire harness
A method of performing a dielectric voltage-withstand test on a wire harness having a plurality of conductors includes applying voltage simultaneously to a first subset of the conductors. The first...
|
|
|
6489778 |
Fault current recognition in control units
A method of reconizing a fault current in a control unit and to a control unit having a circuit for recognizing the fault current. According to the invention, a current flowing into the control...
|
|
|
6456088 |
1st level power fault testing apparatus for testing telecommunications equipment
A portable power fault testing apparatus for testing telecommunications equipment's line cards to BellCore's AC power fault standards. A switched transformer unit is coupled to a single-phase AC...
|
|
|
6445188 |
Intelligent, self-monitoring AC power plug
Disclosed is an electronic circuit assembled onto a miniature printed circuit board and assembled into an AC plug body such that the AC mains connect to terminals on or connected to the printed...
|
|
|
6426633 |
Method for monitoring a rotational angle sensor on an electrical machine
A method for monitoring a rotational angle sensor on an electrical machine. It is desired to provide a method that enables fault detection at both high speeds and low speeds of the rotor. The...
|
|
|
6373255 |
Diagnostic tester for multi-ballast lighting fixture
A diagnostic testing system for use with two or more lighting systems of the High Intensity Discharge (HID) sports lighting type, wherein two or more lighting systems have their ballasts and...
|
|
|
6320390 |
Probe for fault actuation devices
A probe for fault-actuation devices has a transistor which is utilized to insert a reference signal into a fault-insertion point. The emitter and collector are connectable to the fault-insertion...
|
|
|
6297642 |
Partial discharge detection method
An electromagnetic waveform developing in synchronism with a system power supply by a partial discharge of electric equipment such as a power distribution device is received by an antenna 1. From...
|
|
|
6271655 |
Planar coil device, method and system for sensing changing currents in a planar conductor path
A device for sensing an alternating current includes a circuit board on whose surface is arranged a planar conductor path in which a current to be measured flows. Applied on the opposite surface of...
|
|
|
6268733 |
Field service system for analog current analysis of digitally controlled power devices
A fault detection system for performing analog current analysis and diagnosis of power devices on digitally controlled buses. The fault detection system includes a field-installable bus interface...
|
|
|
6232785 |
Portable microphone/speaker for audio signal line testing
The device includes a housing containing a dc battery, a microphone, an audio tone signal source, and a speaker and headphone jack which can receive audio signals from either the microphone or the...
|
|
|
6201479 |
Switching arrangement for monitoring leakage current
A circuit arrangement for monitoring leakage currents of a circuit which includes a plurality of valve coils connected in parallel to a supply line and adapted to be connected to ground by way of...
|