IPC Definitions - January 01, 2012
G01N 19/00 - Definition
This main group covers:
Measuring:
Instruments, e.g. hygrometers, for measuring the properties listed above.
Investigating by removal of material, e.g. spark-testing.
Detecting presence of flaws or irregularities.
References relevant to classification in this main group
This main group does not cover:
Investigating strength properties of solid materials by application of mechanical stress | G01N 3/00 |
Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid | G01N 5/00 |
Analysing materials by measuring the pressure or volume of a gas or vapour | G01N 7/00 |
Investigatingdensity or specific gravity of materials; analysing materials by determining density or specific gravity | G01N 9/00 |
Investigating flow properties of materials, e.g. viscosity, plasticity; analysing materials by determining flow properties | G01N 11/00 |
Investigating surface or boundary effects, e.g. wetting power; investigating diffusion effects; analysing materials by determining surface, boundary, or diffusion effects | G01N 13/00 |
Investigating characteristics of particles; investigatingpermeability, pore-volume, or surface-area of porous materials | G01N 15/00 |
Investigating resistance of materials to the weather, to corrosion, or to light | G01N 17/00 |
Determination of friction coefficient between road and wheel without additional sensors; application of friction determinations to the control of vehicle braking | B60T |
Attention is drawn to the following places, which may be of interest for search:
Sampling; preparing specimens for investigation | G01N 1/00 |
Automatic analysis; handling materials therefor | G01N 35/00 |
Use of mechanical means for measuring roughness or irregularity of surfaces, or for measuring deformation in a solid, e.g. mechanical strain gauge | G01B 3/00, G01B 5/28, G01B 5/30 |
Investigating elasticity of structures, e.g. deflection of bridges, aircraft wings | G01M 5/00 |
Vibration-testing or shock-testing of structures | G01M 7/00 |