| 摘要 |
PROBLEM TO BE SOLVED: To provide an electric power tool system capable of adapting to various work contents by combining usability of a tool with high output. SOLUTION: The electric power tool system is capable of using a battery pack 12 composed of a plurality of battery cells connected in series and a battery pack 3 composed of a plurality of cell groups connected in series each comprising battery cells connected in parallel in a common electric power tool. The battery cells 8 used for the battery pack 12 have relatively lower internal resistance than that of the battery cells 1 used for the battery pack 3. COPYRIGHT: (C)2010,JPO&INPIT |
