Cordless tool system with a battery pack having a heat absorbing device
US9979208B2 · kind B2 · utility
0Cited by
3References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2016 |
| Grant date | May 22, 2018 |
| Priority date | — |
| Expiry date | Dec 5, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D2101/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.