Patents
Patents for H02J 7 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries (94,693)
10/1991
10/10/1991DE4011037A1 Traffic light system using solar energy - uses solar powers providing power in day and short wave radio signals to coordinate lights
10/10/1991DE4010780A1 Charging unit for small batteries - retains cells in housing with in-built circuitry and carrying handle
10/09/1991EP0450783A2 Battery charging system
10/09/1991EP0450145A2 Method and apparatus for battery control
10/09/1991EP0276305B1 Apparatus and method for measuring battery condition
10/09/1991CN2086474U Primary winding-adjusting charging machine
10/09/1991CN1055262A Rectifier regulator for separate constant-current and constant-voltage charge of nicd cells
10/08/1991US5055763 Electronic battery charger device and method
10/08/1991US5055702 Method and apparatus for controlling application of electrical power
10/08/1991US5055656 Battery heating system using instantaneous excess capacity of a vehicle electrical power generating subsystem
10/05/1991WO1991015889A1 Battery protection system
10/05/1991CA2024656A1 Method and apparatus for charging a battery in high amp and automatic charging modes
10/04/1991CA2079338A1 Apparatus and method for calorimetrically determining battery charge state
10/02/1991EP0449397A2 Power supply device for a load of a trailer vehicle
10/02/1991EP0448767A1 Battery system
10/02/1991EP0448755A1 Intelligent battery system
10/02/1991EP0448745A1 Method and switching layout for controlling the functionality and readiness of a battery
10/02/1991DE4010343A1 Switched coupling of battery pack to mains - is made using thyristors coupled to microcomputer regulator module
10/02/1991DE4009777A1 Multi-use electrical lighting unit - has lamp that can be removed from stand for use as portable unit
10/02/1991CN1055086A Impulse type rapid charger
10/01/1991US5052943 Recharging and data retrieval apparatus
09/1991
09/26/1991DE4009402A1 Battery-powdered machine tool with two-pole switch
09/26/1991DE4009389A1 Solar-operated warning light for road traffic - has battery charged via solar cells during daylight for operation of light at night
09/25/1991EP0448505A2 Battery driven device
09/25/1991EP0448235A2 Battery charging apparatus
09/25/1991EP0448065A1 A battery-recharging system for a motor vehicle
09/25/1991EP0448064A1 A system for recharging the battery of a motor vehicle
09/25/1991EP0447422A1 A linkage system for loading machines.
09/25/1991CN2085464U Multifunctional chargeable torch
09/25/1991CN1054859A Light charging source for starting automobile
09/25/1991CN1054841A Chinese-character code based on order of pronunciations and shapes
09/19/1991WO1991014307A1 A system and structure to alternate battery drain
09/18/1991CN2085106U High-frequency contravariant type charging machine
09/18/1991CN2085105U Auto-controll device of charging machine
09/18/1991CN1054661A Portable type measuring instrument with solar batteries
09/17/1991US5049805 Voltage sensitive switch
09/17/1991US5049804 Universal battery charging system and a method
09/17/1991US5049803 Method and apparatus for charging and testing batteries
09/17/1991US5049802 Charging system for a vehicle
09/11/1991EP0445180A1 System and method for rapid charging of a battery.
09/11/1991CN2084677U Controller for charging switch-over
09/11/1991CN2084676U 电子自控充电器 Electronic Controls Charger
09/11/1991CN2084551U Charging multifunctional electronic flash light
09/05/1991WO1991013389A1 Charging system for a vehicle
09/05/1991WO1991013254A1 Starter battery for otto-engines
09/04/1991EP0444693A2 Portable type measuring instrument with solar batteries
09/04/1991EP0444617A2 Method of charging secondary batteries
09/04/1991CN2084248U Pocket-size charger
09/04/1991CN1054338A Comprehensive power supply apparatus for both electric generation and energy accumulation
09/03/1991US5046136 Radio communication apparatus including power supply device
09/03/1991US5045769 Intelligent battery charging system
09/03/1991US5045768 Off-line battery charger
08/1991
08/28/1991CN2083804U 插入式恒流充电器 Plug-in constant current charger
08/27/1991US5043650 Battery charger
08/22/1991WO1991012651A1 Energy converter
08/21/1991CN2083359U 电池充电器 Battery Charger
08/21/1991CN2083358U 电子电瓶充电器 Electronic battery charger
08/20/1991US5041952 Control circuit for a solar-powered rechargeable power source and load
08/20/1991US5041776 Motor vehicle power supply device
08/20/1991US5041762 Luminous panel
08/20/1991CA1287876C Method for charging nickel-cadmium batteries and circuit arrangementfor carrying out the method
08/14/1991EP0441212A2 A battery charging device
08/14/1991DE4003808A1 Accumulator driven electric device e.g. torch - has accumulator attached to drawer to be pushed into device housing
08/13/1991US5039931 12 Volt battery charger circuit
08/13/1991US5039930 Battery booster
08/13/1991US5039929 Automatic charger capable of charging several batteries
08/13/1991US5039928 Accumulator for portable computers
08/13/1991US5039927 Storage battery and heater combination
08/13/1991US5039173 Brake system for vehicle combinations
08/13/1991US5038728 Method & apparatus for managing alternator loads on engines
08/13/1991US5038566 Power supply system for turbocharger with rotary electric machine
08/08/1991DE4003513A1 Battery charging power pack for solar-powered vehicle - consists of foldable array of solar panels with circuit for switching requisite number of charged cells
08/07/1991CN2082484U Quick charging equipment of sealed nicke-cadmium battery
08/07/1991CN2082483U Regenerated charging device for nickel-cadmium battery
08/07/1991CN2082482U Dc source transferring instrument of nickel-cadmium battery
08/06/1991US5038093 Rechargeable cell terminal configuration and charging device
07/1991
07/31/1991EP0439116A2 Charge device capable of lengthening a lifetime of a storage cell
07/31/1991EP0438884A1 Control apparatus for electric generator
07/31/1991EP0438477A1 Automotive battery status monitor.
07/31/1991EP0207087B1 Re-regulation circuit for automobile tachometer detection circuit
07/31/1991CN2082046U Uninterruption power supply
07/31/1991CN2082029U Blasting apparatus used for directly charging build-in cell using charger
07/30/1991CA1287105C Power-supply arrangement
07/30/1991CA1287102C Automotive charging apparatus
07/24/1991EP0437423A1 Dc/dc converter.
07/24/1991CN2081604U Electronic regulator with distinguish and displaying breakdown
07/23/1991US5034871 DC to DC converter with steady control of output DC voltage by monitoring output DC current
07/23/1991CA1286718C Dual generator electrical system
07/23/1991CA1286717C High dc voltage power supply for motor vehicle electrical system
07/18/1991DE4000617A1 Light-weight recyclable car - runs on stored solar energy and diesel engine with three-cylinders and two-strokes
07/17/1991CN2081168U Emergency lantern supplied by photoelectric cell
07/17/1991CN1053153A Arrangement for supplying loads from new energy source
07/16/1991US5032717 Remote control for anode-cathode adjustment
07/11/1991DE4100272A1 Oscillator current supply for portable data appts. - delivers energy to primary coil with electromagnetically coupled detector coil for load change pick=up
07/10/1991CN2080724U Multipurpose inverting power supply for electric exploration
07/09/1991US5030902 Mechanism for an electrical appliance
07/03/1991EP0435317A2 Personal computer for performing charge and switching control of different types of battery packs
07/03/1991EP0434905A2 A small electronic device capable of switching batteries by releasing a battery locking mechanism
07/03/1991CN2080263U Transistor adjuster of automobile electric generator
07/03/1991CN2080258U Fully automatic charging and power supply device for small four-wheel tractor