Back-up battery for a cellular telephone

Details Back-up battery for a cellular telephone Back-up battery for a cellular telephone

H - Electricity

01

M

H01M 10/46 (2006.01) H01M 10/44 (2006.01) H02J 7/00 (2006.01) H04M 1/02 (2006.01) H01M 2/10 (2006.01) H01M 6/50 (2006.01)

Patent

CA 2432719

The present invention relates to a back-up battery for an electronic device with a rechargeable battery, which electronic device is provided with a contact for connecting a battery charger and which back-up battery consists of one or more battery cells. According to the invention the terminals on the back-up battery are connected to a contact adapted to the contact for the battery charger on the electronic device, with the result that when it is connected to the electronic device s battery charger contact the back-up battery will charge the electronic device s rechargeable battery, thereby providing increased service life for the electronic device.

L'invention concerne une batterie de réserve destinée à un dispositif électronique comprenant une batterie rechargeable, le dispositif électronique étant pourvu d'un contact permettant de connecter un chargeur de batterie et la batterie de réserve consistant en une ou plusieurs cellules de batterie. Selon l'invention, les terminaux situés sur la batterie de réserve sont connectés à un contact adapté au contact du chargeur de batterie situé sur le dispositif électronique; par conséquent, quand la batterie de réserve est connectée au contact du chargeur de batterie du dispositif électronique, elle charge la batterie rechargeable du dispositif électronique, accroissant ainsi la durée de vie du dispositif électronique.

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