Patent ID: 11936248
Assignee: BLACK & DECKER, INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC B  H  Y | IPC B  H

Claim 6:
7. The power tool system of claim 5, wherein the battery cells include:
a first string of at least 15 battery cells, each battery cell having a nominal voltage of approximately 3.6V, the at least 15 battery cells connected in series;
a second string of at least 15 battery cells, each battery cell having a nominal voltage of approximately 3.6V, the at least 15 battery cells connected in series; and
a third string of at least 15 battery cells, each battery cell having a nominal voltage of approximately 3.6V, the at least 15 battery cells connected in series, wherein the first string of battery cells, the second string of battery cells, and the third string of battery cells are connected in parallel.