G - Physics – 01 – F
Patent
G - Physics
01
F
G01F 3/22 (2006.01)
Patent
CA 2332288
The invention concerns a method for making a gas meter (38) comprising several measuring chambers with deformable membranes and a central body (40) defining several communication ducts (48-56) ensuring respectively the gas supply from outside said body into the measuring chambers and its discharge from said central body, said method consisting in performing an injection moulding of said central body then in removing it from the mould, characterised in that the method consists in removing from the mould all the communication ducts (48- 56) in one single operation.
L'invention est relative à un procédé de fabrication d'un compteur de gaz (38) du type comprenant plusieurs chambres de mesure à membranes déformables ainsi qu'un corps central (40) définissant plusieurs canaux de communication (48-56) assurant respectivement l'amenée du gaz depuis l'extérieur dudit corps central dans les chambres de mesure et son évacuation hors du corps central, ledit procédé consistant à effectuer un moulage par injection dudit corps central puis à démouler celui-ci, caractérisé en ce que le procédé consiste à démouler tous les canaux de communication (48-56) en une seule opération.
Schlumberger Industries S.a.
Smart & Biggar
LandOfFree
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