Replaceable accessory for a small-scale electrical unit, and...

Details Replaceable accessory for a small-scale electrical unit, and... Replaceable accessory for a small-scale electrical unit, and...

G - Physics

07

C

G07C 3/10 (2006.01) A61C 17/22 (2006.01) B26B 19/38 (2006.01)

Patent

CA 2591798

The invention relates to an accessory for a small-scale electrical unit, for example an attachable brush for an electrical toothbrush or a shaving element for an electrical shaving appliance, said accessory comprising a data memory and a transponder. The inventive accessory also comprises an electronic circuit which modifies a value stored in the data memory whenever it receives a corresponding signal. The invention also relates to a method for determining the end of the period of use of the accessory.

L'invention concerne un accessoire pour petit appareil électrique, par exemple, une brosse enfichable pour brosse à dents électrique, ou un élément de coupe pour rasoir électrique, doté d'une mémoire de données et d'un transpondeur. L'accessoire présente en outre un circuit électronique qui modifie une valeur mémorisée dans la mémoire de données, à chaque fois qu'elle reçoit un signal correspondant. L'invention concerne en outre un procédé servant à déterminer la fin de la durée d'utilisation de l'accessoire.

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