A power tool system (2) includes: a secondary battery (1); a capacitor (8) configured to supply a power to a motor (21); and a transforming unit (5) configured to boost a battery voltage of the secondary battery to a charging voltage, the capacitor being charged with the charging voltage.
申请公布号
WO2012114749(A1)
申请公布日期
2012.08.30
申请号
WO2012JP01228
申请日期
2012.02.23
申请人
HITACHI KOKI CO., LTD.;SAITOU, KEITA;TAKAHASHI, SHIGERU;WATANABE, SHINJI
