Greenberg Traurig, LLP
Cordless tool system with a battery pack having a heat absorbing device
A tool discharges one battery pack and a charger simultaneously charges another battery pack to provide for continuous and circular operation of the tool. Tool system includes a tool and a lithium based battery pack having a nominal voltage of at least 56 volts for supplying power to the tool. A heat absorbing device is associated with the battery pack and includes a phase-change material.
Chevron (HK) Limited
G A A H A G
G01K A01D A01D H02J A01D G01K
inventional inventional additional inventional inventional inventional
Dezhong Junya Hao Qichun Haishen
Yang Duan Du Zhang Xu