Patent ID: 8006543
Filing Date: 2011-08-30
Classification: G01M,G01N

Abstract:
1. A device for measuring the permeation of a hollow body provided with an opening, the device comprising a chamber in which the hollow body is placed on a support; the hollow body, when placed on said support delimiting with said chamber an inner space and an outer space, the device being provided with sealing means between said inner space and outer space, wherein said sealing means comprise three seals, which are respectively a first seal, a second or intermediate seal, and a third seal, said three seals being housed in grooves of a body of said support, said seals jutting out relative to a side edge of said body of said support and being arranged to bear against an inner face of the opening of the hollow body; said body of said support, the opening of the hollow body and said seals thus delimiting two spaces positioned between said inner space and said outer space, and one of which is a first space, which is bordered by said first seal and said intermediate seal, and the other of which is a second space which is delimited by said intermediate seal and said third seal.