Battery-powered apparatus having detection means for the discharge condition of the battery
US6459240B2 · kind B2 · utility
1Cited by
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44Claims
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Assignee
Inventor
Key dates
| Filing date | Apr 6, 2001 |
| Grant date | Oct 1, 2002 |
| Priority date | — |
| Expiry date | Apr 6, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/007182
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A battery-powered apparatus is provided having a battery (B1), detection means (IC1) for detecting a discharge condition of the battery, and signaling means (D) for indicating the discharge condition of the battery, as well as discharge means (R5, T1) which are activated by the detection means when a predetermined first discharge condition of the battery is reached, in order to discharge the battery in a controlled manner until a predetermined second discharge condition of the battery has been reached.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.