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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Stuart; Thomas A
Address:
Toledo, OH
No. of patents:
8
Patents:












Patent Number Title Of Patent Date Issued
7667438 Energy storage system with ultracapacitor and switched battery February 23, 2010
An energy storage system for a vehicle includes an ultracapacitor that is electrically coupled in parallel with a battery through a diode connected in series with the battery. The ultracapacitor delivers the energy required for all high current surges that occur during engine start,
7417407 Circuit with a switch for charging a battery in a battery capacitor circuit August 26, 2008
A circuit for charging a battery combined with a capacitor includes a power supply adapted to be connected to the capacitor, and the battery. The circuit includes an electronic switch connected to the power supply. The electronic switch is responsive to switch between a conducting state
6882061 Battery self-warming mechanism using the inverter and the battery main disconnect circuitry April 19, 2005
An apparatus connected to an energy storage device for powering an electric motor and optionally providing a warming function for the energy storage device is disclosed. The apparatus includes a circuit connected to the electric motor and the energy storage device for generating a curren
6411097 Electronic circuit for measuring series connected electrochemical cell voltages June 25, 2002
An electronic circuit for measuring voltage signals in an energy storage device is disclosed. The circuit includes a plurality of battery segments forming the energy storage device. An amplifier circuit is connected across one of the battery segments for converting a differential voltage
6259229 Circulating current battery heater July 10, 2001
A circuit for heating energy storage devices such as batteries is provided. The circuit includes a pair of switches connected in a half-bridge configuration. Unidirectional current conduction devices are connected in parallel with each switch. A series resonant element for storing energy
6166549 Electronic circuit for measuring series connected electrochemical cell voltages December 26, 2000
An electronic circuit for measuring voltage signals in an energy storage device is disclosed. The electronic circuit includes a plurality of energy storage cells forming the energy storage device. A voltage divider circuit is connected to at least one of the energy storage cells. A curre
6078165 Multiplexed modular battery management system for large battery packs June 20, 2000
An energy management system for monitoring an energy storage device is disclosed. The energy management system includes a plurality of cells forming the energy storage device. Each of the cells includes a line for communicating a voltage signal. A local module is connected to the cells
6072301 Efficient resonant self-heating battery electric circuit June 6, 2000
A circuit for heating an energy storage device is disclosed. The circuit includes a switching device having a closed state and an open state. The circuit also includes a storage circuit for storing energy. The storage circuit has a resonating frequency. A controller is provided for opera










 
 
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