IPIQ

PHYSICS

G01

MEASURING; TESTING

G01L

MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE

5/00

Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes

G01L5/12

for measuring axial thrust in a rotary shaft, e.g. of propulsion plants