Cordless tool system
US8963497B2 · kind B2 · utility
9Cited by
0References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 27, 2012 |
| Grant date | Feb 24, 2015 |
| Priority date | — |
| Expiry date | Mar 9, 2033 |
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. The ratio of the discharging time to the charging time is approximately 25:35.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.