Method and device for providing electric energy for an engine control unit

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9068545
APP PUB NO 20110146611A1
SERIAL NO

12969648

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Abstract

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In a method for providing in a hand-held power tool electric energy for an engine control unit before start of an internal combustion engine of the power tool that is to be started by a rope starter, a voltage source is provided that generates electric energy electro-dynamically or photovoltaically before starting the internal combustion engine. The thus generated electric energy is stored in a rechargeable energy storage device arranged within the power tool. The electric energy stored in the energy storage device is supplied to the engine control unit upon first rope starter pull for start of the internal combustion engine. The device for performing the method has an electro-dynamic or photovoltaic voltage source and an energy storage device electrically conductingly connected to the voltage source, wherein the energy storage device has an output that is electrically conductingly connected to the engine control unit.

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Patent Owner(s)

Patent OwnerAddress
ANDREAS STIHL AG & CO KGBADSTRASSE 115 WAIBLINGEN 71336

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gorenflo, Ernst Bad Rappenau, DE 11 102
Leufen, Heinrich Schaikheim, DE 19 238
Schieber, Eberhard Backnang, DE 14 123
Schierling, Roland Affalterbach, DE 26 250

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