发明申请
- 专利标题: Method and Device for Providing Electric Energy for an Engine Control Unit
- 专利标题(中): 为发动机控制单元提供电能的方法和装置
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申请号: US12969648申请日: 2010-12-16
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公开(公告)号: US20110146611A1公开(公告)日: 2011-06-23
- 发明人: Ernst Gorenflo , Heinrich Leufen , Eberhard Schieber , Roland Schierling
- 申请人: Ernst Gorenflo , Heinrich Leufen , Eberhard Schieber , Roland Schierling
- 申请人地址: DE Waiblingen
- 专利权人: Andreas Stihl AG & CO. KG
- 当前专利权人: Andreas Stihl AG & CO. KG
- 当前专利权人地址: DE Waiblingen
- 优先权: DE102009058971.6 20091218
- 主分类号: F02N3/02
- IPC分类号: F02N3/02
摘要:
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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