Patent ID: 8182146

Claim:
Temperature measurement tube comprising an internal sensor in an end-fitting of the tube, the end-fitting comprising an external portion and an internal portion, a shaft attached to the external portion of the end-fitting, hollow and cooled, characterised in that the external portion of the end-fitting is comprised exteriorly of a nobler material with regards to corrosion than the shaft, the shaft and the external portion of the end-fitting have concentric portions, separated by an electrically-insulated lining, no other direct connection being provided between the shaft and the end-fitting, the lining extending between said portions, said portions of the shaft and of the external portion of the end-fitting being pressed onto one another and on either side of the lining by a clamping means that apply a pressure to the shaft on the external portion of the end-fitting while clamping the lining, the lining surrounding the external portion of the end-fitting.