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