Battery charger amusement device
US6995542B2 · kind B2 · utility
12Cited by
19References
19Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 20, 2003 |
| Grant date | Feb 7, 2006 |
| Priority date | — |
| Expiry date | Oct 24, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/0044
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A battery charger amusement has a receptacle adapted to receive a rechargeable battery, an electronic circuit monitoring battery charge status, and a mechanical movement signal activated upon charge status attainment. The battery charger can include a motion actuator so as to move during the battery recharge process. The device is intended to encourage the use of rechargeable batteries over a disposable counterpart.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.