IPC Definitions - January 01, 2012

G01M 3/00 - Definition fr

Definition statement

This main group covers:

Investigating fluid-tightness of structures, e.g. cables, tubes, pipes, welds, pipe joints, seals, valves, containers, radiators, by using, e.g. fluid or vacuum, infrasonic, sonic, or ultrasonic vibrations, light or by using electric means, e.g. by observing electric discharges.

References relevant to classification in this main group

This main group does not cover:

Leakage-indicating devices for large containers

B65D 90/50

Preventing, monitoring or locating loss in the pipe-line

F17D 5/02

Investigating the permeability, pore volume, or surface area of porous materials

G01N 15/08

Investigating the presence of flaws or irregularities of material by mechanical methods

G01N 19/08

Investigating the presence of flaws, defects or contamination by the use of optical means

G01N 21/88

Investigating the presence of flaws by the use of microwaves

G01N 22/02

Investigating the presence of flaws by wave or particle radiation, e.g. X-rays

G01N 23/18

Investigating the presence of flaws by the use of thermal means

G01N 25/72

Investigating the presence of flaws by the use of electric, electro-chemical or magnetic means

G01N 27/00

Investigating the presence of flaws by the use of ultrasonic, sonic or infrasonic waves

G01N 29/04

Informative references

Attention is drawn to the following places, which may be of interest for search:

Detecting or repairing leaks in apparatus using semi-permeable membranes

B01D 65/10

Testing for leaks in apparatus for blow-molding

B29C 49/80

Leakage detectors for rocket-engine plants

F02K 9/54

Leakage detection for insulated conductors or cables characterised by their form

H01B 7/32