Patents
Patents for H02J 7 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries (94,693)
05/2001
05/31/2001DE19955492A1 Mobile telephone handset has mechanical generator driven by handle for use in charging battery, to ensure availability for emergency use
05/31/2001DE19951018A1 Schaltungsanordnung zum Betreiben eines Elektromotors Circuit arrangement for operating an electric motor
05/31/2001DE10042903A1 Lamp drive unit for vehicle, has controller which controls lighting drive unit by auxiliary drive signal, so that rush current flowing before drive start of lamp is restricted within allowable limits
05/30/2001EP1104075A2 Method for controlling an automatic gearbox and a generator
05/30/2001EP1104074A1 Voltage limiter for use in circuits permissive of linear adjustments in parallel with battery sets
05/30/2001EP1104073A2 Automobile power source monitor
05/30/2001EP1103426A1 Method for load management
05/30/2001CN2432719Y Charger for mobile telephone
05/30/2001CN2432718Y Lithium cell-charging constant current-voltage stabilizing power supply device
05/30/2001CN2432717Y Controllable cell power supply device
05/30/2001CN2432686Y Load regulator for battery discharger
05/30/2001CN2432348Y Electric power generating device by using waste water
05/30/2001CN2432079Y Zero pollution replaceable storage battery type bus
05/30/2001CN2432077Y Industrial and mining high-voltage electric locomotive vehicle power supply
05/30/2001CN1297600A Electronic device
05/30/2001CN1297599A Microcontroller with integral switch mode power supply controller
05/30/2001CN1297598A Electronic equipment and method of controlling electronic equipment
05/30/2001CN1297586A Battery pack for small-sized electric apparatus
05/30/2001CN1297337A System consisting of at least two transport carts and collecting station
05/30/2001CN1297272A Transformer equipment for increasing energy utilization rate of wind-driven electric generation
05/30/2001CN1296890A Accumulator set for electric vehicles
05/30/2001CA2327173A1 Transformerless quartz analog clock
05/29/2001US6240297 Docking station for mobile telecommunication handset
05/29/2001US6239996 Dual output alternator system
05/29/2001US6239582 Motor vehicle alternator having a single voltage sensor and a half-wave controlled rectifier bridge for increasing output
05/29/2001US6239581 Battery state monitoring circuit and battery device
05/29/2001US6239580 Method of controlling charging and discharging
05/29/2001US6239579 Device for managing battery packs by selectively monitoring and assessing the operative capacity of the battery modules in the pack
05/29/2001US6239578 System and method for preservation of battery power during reconditioning
05/29/2001US6239577 Electromagnetic induction type charging device
05/29/2001US6239501 Footwear with hydroelectric generator assembly
05/29/2001US6238076 Compact light mixing and diffusing apparatus
05/29/2001US6237698 Terminal protection system for portable power tools
05/29/2001CA2109166C Portable booster battery
05/25/2001WO2001037396A1 Power supply for ac elevator
05/25/2001WO2001037394A1 Charger with battery retention door
05/25/2001WO2001037393A1 Bidirectional solid state dc to dc converter
05/25/2001WO2001036232A1 Dual battery system
05/24/2001US20010001766 Battery type determination for a radio telephone or battery charger
05/24/2001US20010001533 Method and apparatus for charging a rechargeable battery with monitoring of battery temperature rate of change
05/24/2001US20010001532 Computer program product for estimating the service life of a battery
05/23/2001EP1102381A1 Voltage regulator for the alternator of a vehicle
05/23/2001EP1102360A1 Waterproof structure for connector
05/23/2001EP1101267A2 Power source for a hearing aid
05/23/2001DE19960761C1 Battery residual charge monitoring method uses difference between minimum current and current at intersection point between current/voltage curve and minimum voltage threshold of battery
05/23/2001DE19956007A1 Spannungsregelung für den Drehstromgenerator eines Kraftfahrzeuges Voltage control for the alternator of a motor vehicle
05/23/2001DE19955985A1 Battery charger for charging up accumulator batteries, incorporates electrical pole contacts to produce electrical connection with accumulator's pole contacts and mains device to create DC voltage to charge up
05/23/2001DE19952165A1 Regelverfahren und Regler für elektrisch betriebene Stelleinrichtungen Control method and control for electrically operated control equipment
05/23/2001DE19946747A1 Desk-top battery charger for mobile radio transceiver
05/23/2001DE19935005A1 Combined charging and antenna plug for mobile communications instrument
05/23/2001DE10051916A1 Vorrichtung und Verfahren zur Bereitstellung eines Ausgangssignals, das eine Motordrehzahl und/oder Generatordrehzahl angibt Apparatus and method for providing an output signal indicative of an engine speed and / or generator speed
05/23/2001DE10028839A1 Verfahren und Vorrichtung zur Verlängerung der Nutzungsdauer eines schnurlosen Telefons während eines Stromausfalls Method and apparatus for extending the useful life of a cordless telephone during a power outage
05/23/2001CN1296659A Electronic device and method for controlling the same
05/23/2001CN1296658A Electronic device, electronic device to be charged and method for controlling electronic devices
05/23/2001CN1296323A Power supply with user's peak adjusting
05/23/2001CN1066295C Power-supply circuit and electric razor having same
05/23/2001CN1066291C Charger for electrical energy accumulator
05/22/2001US6236869 Portable terminal equipment
05/22/2001US6236226 Test method and system for uninterruptible power supply
05/22/2001US6236189 Method for determining a charge status of a battery
05/22/2001US6236187 Plug-in charging battery module
05/22/2001US6236186 Method and system for discriminating between different types of batteries and charging the same
05/22/2001US6236185 Compressed air power supply/rechargeable battery pack
05/22/2001US6236172 Driving system for electric vehicle
05/22/2001US6236134 Hybrid alternator
05/22/2001US6234427 Solar array regulation and spacecraft pointing using flywheel energy storage with programmable voltage control
05/17/2001WO2001035510A1 Method of, and circuit for, controlling the discharge of a battery
05/17/2001WO2001035470A1 Combined piezoelectric silent alarm/battery charger
05/17/2001DE19955722A1 Press button switch with energy generation converts mechanical energy required to operate switch into electrical energy, e.g. using piezoelectric method or small generators
05/17/2001DE19955721A1 Zwei-Batteriensystem Two-battery system
05/17/2001DE19946733A1 Verfahren zur sicheren Ankopplung eines Fremdspannungsnetzes an ein Betriebsspannungsnetz und Schaltungsanordnung zur Durchführung des Verfahrens A process for the safe coupling of an external voltage network to an operating voltage network and circuit arrangement for performing the method
05/16/2001EP1100174A2 Power supply system and control method for the system
05/16/2001EP1100173A2 Battery charging device
05/16/2001EP1100172A2 Battery charging device
05/16/2001EP1100171A2 Device and method for determining state of charge
05/16/2001EP1100170A2 Battery charging device
05/16/2001EP1100169A2 Battery charging device and charging method thereof
05/16/2001EP1099605A1 Emergency call system with battery switching function
05/16/2001CN2430806Y Intelligent phase control DC power device for transforming station
05/16/2001CN1295731A Fail safe circuit and battery pack using same
05/16/2001CN1295368A Solar battery and its mutual load controlling system
05/16/2001CN1294993A Dual-purpose power supply device for electric motor car
05/16/2001CN1065988C Lead acid battery rejuvenator
05/15/2001US6233343 Power adapter having a speaker for an electronic device
05/15/2001US6232750 Battery charger with enhanced charging and charge measurement processes
05/15/2001US6232749 Battery pack
05/15/2001US6232748 Battery control apparatus for hybrid vehicle
05/15/2001US6232746 Battery charging apparatus and full-charging detecting method
05/15/2001US6232745 Charging controller
05/15/2001US6232744 Method of controlling battery condition of self-generation electric vehicle
05/15/2001US6232743 Electric vehicle
05/15/2001US6232674 Control device for a vehicle electric system
05/15/2001US6230860 Mobile phone battery charger with power cord winding mechanism
05/10/2001WO2001033694A1 Power source and sensor device comprising the same
05/10/2001WO2001033692A1 Electric energy storage device with cell energy control, and method of controlling cell energy
05/10/2001WO2001033691A1 Modular battery charge equalizers and method of control
05/10/2001WO2001033690A1 Standby electric supply and a method for controlling the operation of a standby electric supply
05/10/2001WO2001032473A1 Motor vehicle electrical system
05/10/2001US20010001051 Power system
05/10/2001US20010000945 Cordless power tool system