摘要 |
This concerns a device whose filtering membrane ( 4 ) is gripped annularly at the periphery between an annular transverse wall ( 32 ) forming part of a drainage body and an axially oriented cylindrical wall ( 9 ) of an intake body, which lateral wall has an elastomer seal ( 13 ) which forms the edge thereof and by means of which this wall comes into contact with the membrane ( 4 ), this device being provided with a second seal ( 55 ) which has an arched profile, the external annular end ( 61 ) of which bears against said annular transverse wall ( 32 ) radially beyond said membrane ( 4 ), and the internal end ( 57 ) of which is connected to said seal ( 13 ) on the lateral wall ( 9 ) of said reservoir ( 5 ), hereinafter referred to as the first seal.
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