Russian version

Home page

Search:

For contact - E-mail

[an error occurred while processing this directive]
To add or edit advertisment:     e-mail:     password:
IPC 7
G01H-G01H01700

SECTION G – PHYSICS


G 01MEASURING (counting G06M); TESTING


G 01 HMEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES (generation of mechanical vibrations without measurement B06B, G10K; measuring position, direction or velocity of an object G01C, G01S; measuring quasi-steady pressure of a fluid G01L 7/00; determining unbalance G01M 1/14; determining properties of material by sonic or ultrasonic waves transmitted therethrough G01N; systems using the reflection or reradiation of acoustic waves, e.g. acoustic imaging, G01S 15/00; seismology, seismic prospecting, acoustic prospecting G01V 1/00; acousto-optical devices per se G02F; obtaining records by techniques analogous to photography using ultrasonic, sonic or infrasonic waves G03B 42/06; speech analysis or synthesis, speech recognition G10L; information storage based on relative movement between record carrier and transducer G11B; piezo-electric, electrostrictive or magnetostrictive elements in general H01L; manufacture of electromechanical resonators by processes which include measurement of frequency with consequential modification of the resonator H03H 3/00) [4]


Notes

(1)This subclass covers the combination of generation and measurement of mechanical vibrations.

(2)Attention is drawn to the Notes following the title of class G01.


Subclass Index

PRINCIPLE OF THE MEASURING 

By direct conduction; by detection in a fluid; by sensitivity to radiation; by detection of changes in electric or magnetic properties 

G01H 1/00; G01H 3/00; G01H 9/00; G01H 11/00 

SPECIAL CHARACTERISTICS MEASURED 

Propagation velocity; reverberation time; resonant frequency; mechanical or acoustic impedance 

G01H 5/00; G01H 7/00; G01H 13/00; G01H 15/00 



1/

00Measuring vibrations in solids by using direct conduction to the detector (G01H 9/00, G01H 11/00 take precedence)

1/

04.of vibrations which are transverse to direction of propagation

1/

06..Frequency

1/

08..Amplitude

1/

10.of torsional vibrations

1/

12.of longitudinal or not specified vibrations  [4]

1/

14..Frequency  [4]

1/

16..Amplitude  [4]


3/

00Measuring vibrations by using a detector in a fluid (G01H 7/00, G01H 9/00, G01H 11/00 take precedence)

3/

04.Frequency

3/

06..by electric means

3/

08..Analysing frequencies present in complex vibrations, e.g. comparing harmonics present

3/

10.Amplitude; Power

3/

12..by electric means (G01H 3/14 takes precedence)  [2]

3/

14..Measuring mean amplitude; Measuring mean power; Measuring time integral of power  [2]


5/

00Measuring propagation velocity of ultrasonic, sonic or infrasonic waves


7/

00Measuring reverberation time (measuring absorption of vibrations in a material G01N; arrangements for producing a reverberation G10K 15/08)


9/

00Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means


11/

00Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties

11/

02.by magnetic means, e.g. reluctance  [4]

11/

04..using magnetostrictive devices  [4]

11/

06.by electric means  [4]

11/

08..using piezo-electric devices  [4]


13/

00Measuring resonant frequency


15/

00Measuring mechanical or acoustic impedance  [3]


17/

00Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups  [4]


  
 

Copyright SciTecLibrary


To add the material   Terms of registration   Terms for placing technology, inventions, productions & other informations   Price list

You always can buy kamagra online now!
A few occasions when such websites were giving away Free Viagra Trial as real pills intended for door-to-door.