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| Number | Title | Issue Date |
| 7847525 | Thermal protection of controller for on-vehicle alternators A thermal protecting circuit is provided for an alternator controller. The protecting circuit comprises a switching member switching on/off the alternator; a sensor sensing a temperature of the switching member; and a switching control circuit. This switching contro... | 12/07/2010 |
| 7602152 | Vehicle-use power generation control apparatus The vehicle-use power generation control apparatus for controlling an operation of a vehicle generator includes a temperature detecting circuit detecting a temperature of a predetermined place reflecting a temperature of the vehicle generator, and a power control ci... | 10/13/2009 |
| 7583063 | Architecture for electric machine The invention includes an electric machine having a rotor, stator and at least one winding in the stator adapted to conduct a current, and a secondary winding, electrically isolated from the first winding and inductively coupled to the first winding, which may be us... | 09/01/2009 |
| 7538523 | Control apparatus-integrated generator-motor The control apparatus-integrated generator-motor has: a generator-motor; and a control apparatus that is constituted by an inverter, a control circuit, a temperature sensor, etc. The control circuit determines whether or not switching element temperature will exceed... | 05/26/2009 |
| 7489114 | Hybrid vehicle drive unit A hybrid vehicle drive unit that includes an intermediate shaft, a starting clutch and motor generator that includes a stator that is fixed to an interior portion of a motor casing that is attached to a housing of the transmission; a rotor support member that is cou... | 02/10/2009 |
| 7405543 | Device for regulating the power output of an electrical generator in motor vehicles In a device for regulating the power output of an electrical generator in motor vehicles having an internal combustion engine, in which the generator has a regulator unit, which prevents exceeding at least one limiting temperature by regulation, the regulator unit i... | 07/29/2008 |
| 7397224 | Voltage regulator with improved protection and warning system This invention discloses a vehicle electrical system voltage regulator with improved electrical protection and warning means that discerns and responds to regulator, generator, or vehicle electrical system operation and malfunctions. The regulator includes monitorin... | 07/08/2008 |
| 7368893 | Voltage control apparatus for electric generator of vehicle In a vehicle voltage control apparatus which regulates the output voltage of the vehicle electric generator and which receives an external control signal for lowering the regulated voltage value, from an external apparatus such as the engine ECU during engine starti... | 05/06/2008 |
| 7294991 | Method and apparatus for calculating/controlling power generation torque In an apparatus, a first detecting unit detects the number of revolutions of a power generator, a second detecting unit detects an output voltage of the power generator, and a third detecting unit detects an output current of the power generator. A torque calculatin... | 11/13/2007 |
| 7292007 | Vehicular electric generation control apparatus and related method of detecting electric generation status A control apparatus controls the generation of a vehicle electric generator having an armature winding, excitation winding and rectifier connected to the armature winding. The apparatus includes a flywheel diode connected to the excitation winding in parallel, a swi... | 11/06/2007 |
| 7288922 | Control apparatus for automotive alternator having capability to accurately detect temperature of alternator A control apparatus for a vehicle generator includes a switch, a regulator, a fault condition detector, and a PWM signal generator. The switch is selectively turned on and off so as to intermittently excite the generator. The regulator controls on/off operation of t... | 10/30/2007 |
| 7271579 | AC signal level detection circuit An AC voltage generated by an AC power source 1 is rectified by a full-wave rectifying circuit 2, which generates a rectified voltage. An internal regulator 33 performs waveform shaping of the rectified voltage. A comparator 42 compares t... | 09/18/2007 |
| 7265516 | Linear electric motor controller and system for providing linear control The invention relates to a method of, and system for, linear speed control for an electric motor, in which a digital to analog converter means is used for converting an 8-bit digital signal to an analog voltage for setting voltage across a motor, a digital state mac... | 09/04/2007 |
| 7259470 | Power control device for vehicle In a power control device for a vehicle, a monitoring control device 2 disposed separately from a power converter 1 judges normality/abnormality of the power converter 1, and sets an abnormality-occurrence electric generation switching signal | 08/21/2007 |
| 7235952 | Control apparatus for electrical generator apparatus of motor vehicle A generator control apparatus, for controlling electrical generation operation of a vehicle alternator, has a LAN circuit and a dedicated communication circuit, respectively communicating with an external control apparatus (e.g., engine ECU) via a LAN and via a dedi... | 06/26/2007 |
| 7215098 | Electrical generating system having capacitative control of alternator regulation The invention provides an electrical generating system comprising an AC electrical generator (G) having an output, and a capacitor arrangement (Ca) provided at the output of the generator and arranged so as to offset a drop of voltage from no-load to full-load occur... | 05/08/2007 |
| 7199559 | Electric power generating system for vehicle An electric power generating system for a vehicle includes a generator having a field coil, a voltage regulator, a temperature sensor for sensing temperature of the voltage regulator, a field current restricting circuit that directly restricts field current if tempe... | 04/03/2007 |
| 7199588 | Method and system for determining the buffer action of a battery A method for determining the buffering effect of the battery (2) for providing a voltage (U) for a power supply system (4), in particular for a vehicle, is provided in order to identify serviceability of a battery as easily and reliably as possible, in... | 04/03/2007 |
| 7145788 | Electrical power system for vehicles requiring electrical power while the vehicle engine is not in operation A system for supplying electrical power for use when the vehicle engine is shut down and configurations of long-haul trucks employing the system are disclosed. The power system is a battery bank contained within an insulated enclosure. The batteries are heated when ... | 12/05/2006 |
| 7116081 | Thermal protection scheme for high output vehicle alternator A system and a method for thermally protecting a high output vehicle alternator are provided. The high output vehicle alternator includes a duty cycle control system. The duty cycle control system includes an alternator temperature signal generator and an alternator... | 10/03/2006 |
| 7106028 | Controller of A.C. generator for vehicles The structure of the present invention includes: a switching element inserted in series in a field coil of an A.C. generator for intermittently controlling a field current supplied to the field coil in accordance with an output voltage from the A.C. generator in ord... | 09/12/2006 |
| 7065435 | Control system for controlling the climate of a vehicle A control system for controlling the climate of a vehicle includes a control element, a temperature sensor, a motor and a microprocessor. The microprocessor may receive a temperature signal indicative of the temperature at the control element and may receive at leas... | 06/20/2006 |
| 7061209 | Battery chargers Battery pack (10) may include rechargeable battery cells (12). Battery charger (20) may include power source circuit (100). Power source circuit (100) may be connected with an external power source and battery cells (12). Th... | 06/13/2006 |
| 6982545 | Alternator system with temperature protected voltage regulator An alternator system includes a permanent magnet alternator, battery and voltage regulator operatively connected to the permanent magnet alternator and battery for regulating the charging of the battery. The voltage regulator includes a rectifying circuit for rectif... | 01/03/2006 |
| 6940197 | Rotary electric machine for vehicle and control device thereof The rotary electric machine includes an armature core constituting a stator having an armature coil for charging a vehicle battery with its output voltage; rotor cores disposed inside the armature core with a predetermined gap therebetween and made up of magnetic po... | 09/06/2005 |
| 6873080 | Synchronous compensator plant The magnetic circuit of a synchronous compensator plant is included in an electric machine which is directly connected to a high supply voltage of 20-800 kV, preferably higher than 36 kV. The electric machine is provided with solid insulation and its winding(s) is/a... | 03/29/2005 |
| 6725668 | Thermodynamic cycles and method for generating electricity An apparatus for performing a thermodynamic cycle comprising: a sample having a ferromagnetic phase transition temperature; means to magnetise the sample above the ferromagnetic phase transition temperature of the sample; and means to cool the sample to a temperatur... | 04/27/2004 |
| 6727600 | Small underwater generator with self-adjusting axial gap An underwater generator contains a three-phase electromagnetic coil system imbedded in a stator to form an external face surface perpendicular to its axis. A rotor contains radial vanes and a system of alternating permanent magnets imbedded onto a peripheral ring ou... | 04/27/2004 |
| 6633802 | Power management under limited power conditions A vehicle power system includes a multiple of electrical generators which provide power for vehicle electrical systems or loads through an electrical load management center which communicates with a general purpose processor set such that the power suppli... | 10/14/2003 |
| 6591821 | Variable voltage regulator for electronic accelerator in automobile The present invention comprises an Electronics Control Unit (ECU) power potential stabilizing circuit and an ECU reference potential stabilizing circuit. The ECU power potential stabilizing circuit eliminates noise and stabilizes voltage variation occurri... | 07/15/2003 |
| 6222349 | Temperature feedback control of alternator output power A charging system including an alternator, and a controller for controlling the output of the alternator to provide a required output to be in tolerance with a measured load, the controller having at least one temperature sensor, and a temperature control... | 04/24/2001 |
| 6184661 | Regulator with alternator output current and input drive power control An alternator regulator controls both output voltage and output current, limits input drive power and torque, and maintains output power within a prescribed range while operating over a wide ambient temperature range and shaft speed range. Voltage, shaft ... | 02/06/2001 |
| 6107783 | Snowmobile handlebar heater control A solid state control circuit controls handlebar heaters on a snowmobile or similar responding loads. Circuit is supplied by AC voltage with variations in frequency and waveform of the AC input. A portion of this input is rectified and compared with a rec... | 08/22/2000 |
| 6043632 | Generating system including generator having permanent magnet A permanent magnet made of ferrite magnet material used for a generator may be irreversibly demagnetized by a factor such as current supplied to a field coil, temperature of the permanent magnet and/or output current of an armature coil. When the field cu... | 03/28/2000 |
| 6018234 | Regulating system for an alternator voltage A system for regulating the output voltage of an alternator of a vehicle, supplying power to the electrical system of the vehicle and charging the battery, includes a regulator which controls the excitation current of the alternator. The regulator regulat... | 01/25/2000 |
| 6014015 | Electrical generator employing rotary engine A system for generating electrical power signals from a fluid fuel source. The system comprises an engine and a generator. The engine burns the fuel and is connected to the generator such that the generator generates a raw power signal. An output stage ge... | 01/11/2000 |
| 5841266 | Power source system for a vehicle A power source system for a vehecle is disclosed. The system has a generator driven by an internal combustion engine, a control equipment for controlling the generator, a battery, a heater which is heated by the generated output of the temperature detecti... | 11/24/1998 |
| 5832178 | Hot melt mix applicator with electrically heated hose and wand with temperature-controlled electric generator A method and heating system for a hose and dispenser wand of a hot melt mix applicator uses a three phase heating element powered by a generator to heat the hose and wand to maintain hot melt mix material within the hose and wand in a flowable state. To s... | 11/03/1998 |
| 5757165 | Snowmobile handlebar heater control A solid state control circuit controls handlebar heaters on a snowmobile or similar responding loads. Circuit is supplied by AC voltage with variations in frequency and waveform of the AC input. A portion of this input is rectified and compared with a rec... | 05/26/1998 |
| 5719487 | Output controlling apparatus for vehicle generator An output controlling apparatus for a vehicle generator includes MOSFETs for full-wave rectification of a voltage output by the generator, a MOSFET for turning the flow of a field current on and off and a voltage controller for controlling the MOSFETs to ... | 02/17/1998 |
