Method for manufacturing a composite work piece for a drug...

Details Method for manufacturing a composite work piece for a drug... Method for manufacturing a composite work piece for a drug...

B - Operations, Transporting

29

C

B29C 65/14 (2006.01) B23K 26/20 (2006.01) A61M 5/178 (2006.01)

Patent

CA 2756590

Method for manufacturing a composite work piece for a drug delivery device, comprising the steps: Providing a first work piece part 1 and a second work piece part 2, arranging both work piece parts 1, 2 with respect to each other in such a way that both work piece parts 1, 2 are in mechanical contact with one another in a contact area 3, irradiating a surface of the first work piece part 1 with electromagnetic radiation, thereby softening the first work piece part 1 and/or the second work piece part 2 in a region adjacent to the contact area 3, and joining the first work piece part 1 to the second work piece part 2 in the contact area 3 for the composite work piece. Furthermore, a composite work piece for a drug delivery device is provided.

Linvention concerne un procédé de fabrication d'une pièce à travailler composite destinée à un dispositif d'administration de médicaments. Le procédé consiste à: utiliser un premier module (1) de la pièce à travailler et un second module (2) de la pièce à travailler; disposer les deux modules (1, 2) l'un par rapport à l'autre de telle sorte qu'ils soient en contact mécanique l'un avec l'autre dans une zone de contact (3); irradier une surface du premier module (1) par rayonnement électromagnétique afin d'attendrir au moins un des modules (1, 2) dans une zone adjacente à la zone de contact (3); et assembler le premier module (1) et le second module (2) dans la zone de contact (3) pour constituer la pièce à travailler composite. L'invention concerne en outre une pièce à travailler composite pour dispositif d'administration de médicaments.

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