| 1/00 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) |
| 1/02 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) by hydraulic or pneumatic means |
| 1/04 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) by measuring elastic deformation of gauges, e.g. of springs |
| 1/06 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) by measuring the permanent deformation of gauges, e.g. of compressed bodies |
| 1/08 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) by the use of counterbalancing forces |
| 1/10 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) by measuring variations of frequency of stressed vibrating elements, e.g. of stressed strings (using resistance strain gauges G01L 1/22) |
| 1/12 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) by measuring variations in the magnetic properties of materials resulting from the application of stress |
| 1/14 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators |
| 1/16 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) using properties of piezo-electric devices |
| 1/18 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material |
| 1/20 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids (of piezo-resistive materials G01L 1/18); by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress |
| 1/22 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids (of piezo-resistive materials G01L 1/18); by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges |
| 1/24 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis |
| 1/25 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) using wave or particle radiation, e.g. X-rays, neutrons (G01L 1/24 takes precedence) |
| 1/26 | Measuring force or stress, in general (measuring force due to impact G01L 5/00
) Auxiliary measures taken, or devices used, in connection with the measurement of force, e.g. for preventing influence of transverse components of force, for preventing overload |
| 3/00 | Measuring torque, work, mechanical power, or mechanical efficiency, in general |
| 3/02 | Measuring torque, work, mechanical power, or mechanical efficiency, in general Rotary-transmission dynamometers |
| 3/04 | Measuring torque, work, mechanical power, or mechanical efficiency, in general Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft |
| 3/06 | Measuring torque, work, mechanical power, or mechanical efficiency, in general Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving mechanical means for indicating |
| 3/08 | Measuring torque, work, mechanical power, or mechanical efficiency, in general Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving optical means for indicating |