Patent ID: 9322727
Filing Date: 2016-04-26
CPC Classification: G01L,G01N

Claim Text:
1. A tension meter for measuring a mechanical tension (F 1 ) along a longitudinal direction (L) between a first element and a second element deployed in a well containing a fluid having a fluid pressure, the tension meter comprising: a first part intended to be attached to the first element, a second part intended to be attached to the second element, a bar extending longitudinally between the first part and the second part, the bar comprising a first portion mechanically connected with the first part, a second portion mechanically connected with the second part, and a measurement portion extending longitudinally between the first portion and the second portion, and a hollow member receiving at least the measurement portion, the hollow member and the measurement portion defining a first chamber surrounding the measurement portion, the second portion being outside the first chamber and the bar being free to expand within the hollow member under the mechanical tension (F wherein: