1
Keith W Klontz, Deepakraj M Divan, Donald W Novotny, Robert D Lorenz: Contactless battery charging system. Electric Power Research Institute, Flehr Hohbach Test Albritton & Herbert, August 23, 1994: US05341083 (241 worldwide citation)

A contactless recharging system and method for recharging a battery storage device onboard an electric vehicle has a primary converter station for converting power from a power source into high frequency power at a selected charging rate. The vehicle has a secondary converter for converting high fre ...


2
Gerald M Fields, Robert G Metzner: Hybrid car with electric and heat engine. Hybricon, Lyon & Lyon, September 28, 1982: US04351405 (205 worldwide citation)

An apparatus for economical travel and minimization of atmospheric degradation by internal combustion exhaust products. A car which has, in combination, a heat engine driving a set of front wheels, storage batteries and an electric motor driving a set of rear wheels. There is also a system for selec ...


3
Kirk A Sievers, Robert W Mortonson: Fault detection and diagnostic system for automotive battery charging systems. Motorola, James W Gillman, James S Pristelski, Joseph T Downey, April 12, 1983: US04379990 (188 worldwide citation)

An in situ self-diagnostic automotive alternator battery charging system is disclosed. Included are: a battery; voltage regulator sensing battery voltage and generating an excitation signal; and an alternator driven by a vehicle engine provide a rectified electrical signal to charge the battery in r ...


4
Shu yuen Ron Hui: Inductive battery charger system with primary transformer windings formed in a multi-layer structure. City University of Hong Kong, Heslin Rothenberg Farley & Mesiti P C, January 16, 2007: US07164255 (176 worldwide citation)

There is provided a planar inductive battery charging system designed to enable electronic devices to be recharged. The system includes a planar charging module having a charging surface on which a device to be recharged is placed. Within the charging module and parallel to the charging surface is a ...


5
Jorge L Garcia, Annamarie Burke, Juan B De La Luz, Charles B Swope, Joseph Patino: Wireless battery charging system having adaptive parameter sensing. Motorola, Barbara R Doutre, October 5, 1999: US05963012 (175 worldwide citation)

A battery pack (304) and battery charging system (300, 400) provides contactless dynamic battery parameter sensing. A proximity sensor (208) is located in the battery pack (304) to monitor battery parameter measurements taken by battery parameter sensors (206). These battery parameter measurements a ...


6
Alan A Gilmore, Daniele C Brotto: Battery charging system having logarithmic analog-to-digital converter with automatic scaling of analog signal. Black & Decker, Harness Dickey & Pierce, September 12, 1995: US05449997 (164 worldwide citation)

An ultra-quick charging device for charging battery packs for an assortment of different appliances, such as power tools, having a wide range of output voltages. The charging device includes an AC to DC high current power supply circuit and a microcomputer-based controller circuit for monitoring the ...


7
Norimoto Minoshima, Yasuharu Odachi: Inductive coupler for electric vehicle charger. Kabushiki Kaisha Toyoda Jidoshokki Seisakusho, Brooks Haidt Haffner & Delahunty, December 30, 1997: US05703461 (159 worldwide citation)

An inductive coupler for use in a battery charging system for an electric vehicle has a primary device having a primary coil and a core and a secondary device having a secondary coil and core. The primary and secondary devices are coupleable together with the primary coil placed within an open space ...


8
Gordon W James, Joseph F Sheridan, Wayne Moy: Battery charging system. Motorola, Pablo Meles, Thomas G Berry, September 22, 1992: US05150031 (154 worldwide citation)

A battery charging unit communicates with an operational device while contemporaneously charging a battery to power the device. The device provides information to the charging unit indicating its present operational status, which enables the charging unit to determine the magnitude of the proper cha ...


9
Kirk A Sievers, Robert W Mortonson: Ripple detector for automotive alternator battery charging systems. Motorola, Joseph T Downey, James S Pristelski, James W Gillman, February 9, 1982: US04315204 (147 worldwide citation)

A detector monitoring the voltage ripple in the rectified electrical output signal of an alternator in a multiphase alternator battery charging system is disclosed. A circuit monitors the undulating alternator output signal and produces a signal level in response. To correct the detector operation f ...


10
David M deMuro, Vernon Meadows: Wireless battery charging system. Motorola, Kenneth M Massaroni, January 21, 1997: US05596567 (127 worldwide citation)

A battery charger (12) and battery pack (14) are each provided with a wireless communications device, (24) and (28) respectively, to communicate over a wireless channel (32). The battery charger (12) receives charging information from a memory (30) housed in the battery pack (14), and commences a re ...