Devices and processes for degassing lens mould parts

Details Devices and processes for degassing lens mould parts Devices and processes for degassing lens mould parts

B - Operations, Transporting

29

D

B29D 1/00 (2006.01) B29C 31/00 (2006.01) B29C 33/34 (2006.01) B29C 39/42 (2006.01)

Patent

CA 2622252

A preferred process for degassing a mold piece includes inserting the mold piece into an internal volume (20) within a canister (10), sealing the internal volume, drawing a vacuum in the internal volume, and introducing into the internal volume a gaseous fluid suitable for degassing the mold piece.

Un procédé préféré de dégazage d'une partie de moule consiste à insérer la partie de moule dans un volume interne (20) à l'intérieur d'un contenant (10), à sceller ce volume interne, à créer un vide dans le volume interne, puis à introduire dans le volume interne un fluide gazeux adapté au dégazage de la partie de moule.

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