The present invention discloses a thermal protection device which includes a temperature limiting switch such as a thermostat to switch off a charging loop to a rechargeable battery to prevent overheating in the cells of the rechargeable battery. The thermal protection device further includes...http://www.google.de/patents/US5698966?utm_source=gb-gplus-sharePatent US5698966 - Temperature limiting device for terminating battery-charging with parallel discharging path for eliminating power-output interruptions 
