Patent ID: 9612171
Date: 2017-04-04
CPC Classifications: G01L

Claim:
1. A torque-measuring shaft comprising: (a) a shaft axis; (b) measuring shaft disposed on the shaft axis, loadable in torsion and having at least one rotationally symmetric surface region disposed coaxially with the shaft axis; (c) a measuring device disposed on the measuring shaft for measuring a torsion of the measuring shaft; (d) a material weakening disposed in a radial direction inside the measuring shaft eccentrically relative to the shaft axis; and (e) a stiffening element; wherein the material weakening comprises, in the measuring shaft, at least one recess disposed in the radial direction inside the measuring shaft eccentrically relative to the shaft axis; wherein the stiffening element is disposed in the at least one recess; wherein the at least one recess has rims; and wherein the stiffening element comes into contact with the rims of the at least one recess.