Patents
Patents for H02J 7 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries (94,693)
07/1988
07/05/1988US4755735 Charge control circuit for a battery charger
07/05/1988US4755734 Voltage regulator for vehicle mounted generator
07/05/1988US4755733 Battery charging and cycling devices
07/05/1988CA1238947A1 Method of operating a secondary battery
06/1988
06/30/1988WO1988004855A1 High efficiency battery charging system
06/28/1988US4754212 Voltage regulation system for automotive charging generator
06/23/1988DE3642906A1 Hand-held stick with kinematic carrying, seating and sun umbrella device
06/16/1988WO1988004151A1 Use of wind and/or solar energy for cleaning surfaces or keeping same clean, for example windows or solar energy collector surfaces
06/16/1988DE3726474A1 Drive for an electric car
06/16/1988DE3641927A1 Incorrect-polarity protection for bar-shaped batteries which are fitted in a battery holder
06/15/1988EP0271162A1 Small electrical household appliance
06/15/1988CN87203258U Self-protecting dc power supply for microcomputer power cut-off
06/15/1988CN87201524U Silicon rectifying full automatic charger
06/14/1988US4750295 Gate opening and closing apparatus
06/08/1988EP0269783A2 Method for charging nickel-cadmium batteries and circuit arrangement for carrying out the method
06/08/1988EP0269767A1 Power supply apparatus
06/08/1988CN87211348U Automatic charging device for multi-group of nickel-cadimium accumulator
06/07/1988US4750099 Circuit for charging capacitors
06/07/1988US4749934 Intrinsically safe battery circuit
06/01/1988EP0269096A2 Support with a hollow shape for a cordless telephone
06/01/1988DE3640121A1 Control energy station
06/01/1988CN87214525U Electric razor
05/1988
05/31/1988US4748685 Remote squelch detect for use with a radio receiver
05/31/1988US4748395 Dual voltage electrical system
05/31/1988US4748344 Portable power supply carrier
05/31/1988US4748342 For producing DC supply voltages
05/31/1988CA1237488A1 Switching circuit utilizing a field effect transistor
05/26/1988DE3639429A1 Method for charging an accumulator (a rechargeable battery)
05/25/1988CN87210129U 简易恒流充电器 Simple constant current charger
05/24/1988US4747034 High efficiency battery adapter
05/24/1988US4746854 Battery charging system with microprocessor control of voltage and current monitoring and control operations
05/24/1988US4746853 Battery jumper cable assembly
05/24/1988US4746852 Controller for battery charger
05/24/1988US4746851 Charging set for the regenerative recharging of dry batteries
05/24/1988CA1237183A1 Computer controlled motor vehicle battery circuit
05/19/1988DE3637669A1 Device for automatically detecting the electrical characteristic values of an accumulator (rechargeable battery)
05/18/1988CN87209947U Automatic charger
05/17/1988US4745349 Apparatus and method for charging and testing batteries
05/17/1988US4744430 Solar powered golf cart
05/11/1988CN86209355U 蓄电池充电补偿器 Battery charging compensation
05/10/1988US4743855 Method of and apparatus for measuring the state of discharge of a battery
05/10/1988US4743831 Apparatus and method for indicating remaining battery life in a battery powered device
05/10/1988US4743830 Dual voltage electrical system
05/10/1988US4743829 Plug-in device with slide cover over plug prongs
05/05/1988DE3636968A1 Rechargeable lamp
05/04/1988EP0265879A2 Battery charging system
05/03/1988US4742291 Interface control for storage battery based alternate energy systems
05/03/1988US4742290 Recharging battery charger
05/03/1988US4742289 Method for the cyclical trickle charging of a chargeable battery intended for emergency operation
04/1988
04/27/1988EP0265328A1 Autonomous power supply system
04/27/1988CN87209524U Battery charger with a programmed controller
04/27/1988CN87200507U Multiple-purpose battery charging stand
04/26/1988US4740754 Bidirectional battery state-of-charge monitor
04/26/1988US4740740 Method and apparatus for the automatic connection of battery cables
04/26/1988US4740739 Battery charging apparatus and method
04/26/1988CA1235740A1 Control apparatus for charging generator
04/20/1988CN86207537U Scr charger
04/19/1988US4739245 Overvoltage alarm circuit for vehicle generator with false actuator prevention
04/19/1988US4739244 Vehicle generator with acceleration control override
04/19/1988US4739243 Startup period control device for vehicle generator
04/19/1988US4739242 Multistation modular charging system for cordless units
04/13/1988EP0263294A2 Wireless charging circuit for a hearing aid
04/13/1988CN87200642U Microcomputer monitoring system for diesel engine
04/13/1988CN86211001U Automatic charger
04/12/1988US4737702 For controlling current flow to a load
04/12/1988CA1235178A1 Electrical apparatus connected with a battery charger system
04/07/1988WO1988002566A1 Ac generator for vehicles
04/07/1988WO1988002565A1 Non-isolated thermally responsive battery charger
04/06/1988EP0262173A1 Apparatus for ensuring maximum safety of the relief operation of storage batteries and charging apparatus in transformer stations and power plants
04/05/1988US4736150 Method of increasing the useful life of rechargeable lithium batteries
04/05/1988CA1234866A1 Three position switch
03/1988
03/30/1988CN87203216U Multifunctional uninterruptible power source
03/29/1988US4734635 Microprocessor controlled battery reconditioner for portable radio transceivers
03/23/1988EP0260609A1 Electrical contact device with contacts protection device
03/22/1988US4733159 Charge pump voltage regulator
03/22/1988US4733100 Automatic on/off circuit with time delay
03/16/1988CN87206333U Continuous d.c voltage-stabilized power source with high reliability
03/15/1988US4731573 Method for charging electrical storage batteries
03/09/1988EP0258850A2 Method and apparatus for charging lead-acid-accumulators
03/09/1988EP0258691A2 Voltage regulator for a generator
03/09/1988EP0258335A1 Apparatus for regenerating primary cells
03/09/1988CN87209023U Load-type double-loop one-half period rectification charging unit
03/09/1988CN87207210U Recharger for high-efficiency dry cell and nickel-cadmium cell
03/09/1988CN87207209U Recharger for common dry cell
03/08/1988US4730287 Power supply for electronic timpiece
03/02/1988CN86210514U All-purpose charging rectifier
03/01/1988US4728877 Method and apparatus for improving electrochemical processes
03/01/1988US4728876 Orthopedic drive assembly
03/01/1988CA1233508A1 Microcomputer controlled electronic alternator for vehicles
02/1988
02/24/1988EP0256689A2 High DC voltage power supply for motor vehicle electrical circuit
02/24/1988CN87200105U Continuous power supply unit
02/24/1988CN86206098U Small two-way scr charging machine
02/24/1988CN86202103U Multi-purpose dc source available for riding bicycle
02/23/1988US4727307 Control apparatus for vehicular generator
02/23/1988US4727306 Portable battery charger
02/23/1988US4726794 Socket for an electric charger of a battery
02/16/1988US4725740 For supplying power to a load
02/16/1988CA1232942A1 Charging set for the regenerative recharging of dry batteries
02/11/1988WO1988001110A1 Voltage regulator for a generator
02/11/1988WO1988001055A1 Apparatus and method for measuring battery condition