Patent No. EP4179605 (titled "Rechargeable Battery Discharge Device For Discharging Rechargeable Batteries, And Method For Discharging A Plurality Of Rechargeable Batteries") was filed by Duesenfeld on Jul 12, 2021. The application was issued on Sep 18, 2024.
A battery discharge device for recycling batteries that prevents over-discharge while maintaining safety. The device includes a short-circuit switch that bridges battery connections during discharge, preventing short circuits that can lead to battery damage. The device also includes a thermal monitoring system to detect overheating batteries and automatically disconnect them from the circuit when necessary. A safety feature ensures that only fully charged batteries remain in series, preventing premature discharge. The device can be integrated with a display system to monitor battery health and provide real-time feedback.

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