Sealed wall feedthrough equipped with a penetration module and process of module replacement

摘要

A sealed wall feedthrough 1 comprising a cylindrical assembly sleeve 3 fixed and sealed in an opening of the wall 2 , a cylindrical penetration module 8 comprising means 11 of ensuring the seal arranged on the periphery of its outside face, the said module 8 being able to transfer travel into the cylindrical assembly sleeve 3 and comprising a first means of locking 12 consisting of at least two annular grooves 12 a- 12 b cut into the periphery of the inside face of the assembly sleeve 3.