B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 45/16 (2006.01) A46B 5/00 (2006.01) A46B 5/02 (2006.01) A46B 7/04 (2006.01) A46B 13/00 (2006.01) A46B 15/00 (2006.01) A46D 3/00 (2006.01) A61C 17/34 (2006.01) A61C 1/08 (2006.01)
Patent
CA 2497733
The invention relates to a process for producing a toothbrush having a body (16, 18), which comprises a handle region (10), a head region (14) and a neck region (12) located between the handle region (10) and the head region (14), and having functional elements which are arranged, at least in part, within the body (16, 18) and comprise an electrically operated functional unit (22, 22') and an electric supply device (26) which has an energy store (24) and is intended for the functional unit (22, 22'), in the case of which the body is produced, by injection molding, from at least one hard component (16), which serves as a reinforcement, and at least one soft component (18), and at least some of the functional elements, during the production of the body (16, 18), are encapsulated, at least in part, directly by the plastic which forms the soft component (18).
L'invention concerne un procédé pour fabriquer une brosse à dents dont le corps (16, 18) est composé d'une zone de préhension (10), d'une zone de tête (14) et d'une zone de col (12) entre la zone de préhension (10) et la zone de tête (14). Cette brosse comporte des éléments fonctionnels disposés au moins partiellement à l'intérieur du corps (16, 18), ces éléments comprenant une unité fonctionnelle électrique (22, 22') et un dispositif (26) d'alimentation en courant pourvu d'un accumulateur d'énergie (24) pour l'unité fonctionnelle (22, 22'). Selon l'invention, le corps est moulé par injection à partir d'au moins un composant dur (16) servant de support de résistance et d'au moins un composant mou (18), et quelques-uns au moins des éléments fonctionnels sont au moins en partie directement enrobés de la matière plastique constituant le composant mou (18) lors du moulage par injection du corps (16, 18).
Fischer Franz
Huber Beat
Pfenniger Philipp
Gowling Lafleur Henderson Llp
Trisa Holding Ag
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