|
G01H 1/00
|
Measuring vibrations in solids by using direct conduction to the detector |
|
G01H 1/04
|
Measuring vibrations in solids by using direct conduction to the detector of vibrations which are transverse to direction of propagation |
|
G01H 1/06
|
Frequency |
|
G01H 1/08
|
Amplitude |
|
G01H 1/10
|
Measuring vibrations in solids by using direct conduction to the detector of torsional vibrations |
|
G01H 1/12
|
Measuring vibrations in solids by using direct conduction to the detector of longitudinal or not specified vibrations |
|
G01H 1/14
|
Frequency |
|
G01H 1/16
|
Amplitude |
|
G01H 3/00
|
Measuring vibrations by using a detector in a fluid |
|
G01H 3/04
|
Frequency |
|
G01H 3/06
|
Frequency by electric means |
|
G01H 3/08
|
Analysing frequencies present in complex vibrations, e.g. comparing harmonics present |
|
G01H 3/10
|
Amplitude; Power |
|
G01H 3/12
|
Amplitude; Power by electric means |
|
G01H 3/14
|
Measuring mean amplitude; Measuring mean power; Measuring time integral of power |
|
G01H 5/00
|
Measuring propagation velocity of ultrasonic, sonic or infrasonic waves |
|
G01H 7/00
|
Measuring reverberation time |
|
G01H 9/00
|
Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means |
|
G01H 11/00
|
Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties |
|
G01H 11/02
|
Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by magnetic means, e.g. reluctance |
|
G01H 11/04
|
Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by magnetic means, e.g. reluctance using magnetostrictive devices |
|
G01H 11/06
|
Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means |
|
G01H 11/08
|
Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices |
|
G01H 13/00
|
Measuring resonant frequency |
|
G01H 15/00
|
Measuring mechanical or acoustic impedance |
|
G01H 17/00
|
Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the other groups of this subclass |
