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IPC 7
  G - G01B 7/34  
G01B00900-G01B12126
 

SECTION G – PHYSICS


G 01MEASURING (counting G06M); TESTING


G 01 BMEASURING LENGTH, THICKNESS, OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS (measuring human body, see the relevant places, where such exist, e.g. A41H 1/00, A43D 1/02, A61B 5/103; measuring appliances combined with walking-sticks A45B 3/08; sorting according to dimensions B07; methods or devices for measuring, specially adapted for metal-rolling mills B21B 38/00; tool-setting or drawing instruments not specially modified for measuring B23B 49/00, B23Q 15/00 to B23Q 17/00, B43L; measuring or gauging equipment specially adapted for grinding or polishing operations B24B 49/00; combinations of measuring devices with writing-implements B43K 29/08; geodetical, nautical or aeronautical measuring, surveying, rangefinding G01C; photogrammetry G01C 11/00; measuring force or stress, in general G01L 1/00; investigating or analysing surface structures in atomic ranges using scanning-probe techniques G01N 13/00; investigating or analysing particle size, investigating or analysing surface area of porous material G01N 15/00; radio direction-finding, determining distance or velocity by use of propagation effects, e.g. Doppler effect, propagation time, of radio waves, analogous arrangements using other waves G01S; geophysical measuring G01V; measuring length or roll diameter of film in cameras or projectors G03B 1/60; combinations of measuring devices with means for controlling or regulating G05; methods or arrangements for converting the position of a manually-operated writing or tracing member into an electrical signal G06K 11/00; measuring elapsed travel of recording medium in recording or playback equipment, sensing diameter of record in autochange gramophones G11B; details of scanning-probe apparatus, in general G12B 21/00; means structurally associated with electric rotary current collectors for indicating brush wear H01R 39/58; indicating consumption of electrodes in arc lamps H05B 31/34)


9/

00Instruments as specified in the subgroups and characterised by the use of optical measuring means (arrangements for measuring particular parameters G01B 11/00) [2]

9/

02.Interferometers

9/

021..using holographic techniques  [2]

9/

023...for contour producing (G01B 9/025 to G01B 9/029 take precedence)  [2]

9/

025...Double-exposure technique  [2]

9/

027...in real time  [2]

9/

029...by time averaging  [2]

9/

04.Measuring microscopes (microscopes in general G02B 21/00)

9/

06.Measuring telescopes (telescopes in general G02B 23/00)

9/

08.Optical projection comparators

9/

10.Goniometers for measuring angles between surfaces


11/

00Measuring arrangements characterised by the use of optical means (instruments of the types covered by group G01B 9/00 per se G01B 9/00) [2]

11/

02.for measuring length, width, or thickness (G01B 11/08 takes precedence)

11/

03..by measuring coordinates of points  [3]

11/

04..specially adapted for measuring length or width of objects while moving

11/

06..for measuring thickness

11/

08.for measuring diameters

11/

10..of objects while moving

11/

12..internal diameters

11/

14.for measuring distance or clearance between spaced objects or spaced apertures (G01B 11/26 takes precedence; rangefinders G01C)

11/

16.for measuring the deformation in a solid, e.g. optical strain gauge

11/

22.for measuring depth

11/

24.for measuring contours or curvatures

11/

245..using a plurality of fixed, simultaneously operating transducers (G01B 11/255 takes precedence) [7]

 

11/

25..by projecting a pattern, e.g. moiré fringes, on the object (G01B 11/255 takes precedence) [7]

 

11/

255..for measuring radius of curvature [7]

 

11/

26.for measuring angles or tapers; for testing the alignment of axes

11/

27..for testing the alignment of axes

11/

275..for testing wheel alignment

11/

28.for measuring areas (integrators in general G06G)

11/

30.for measuring roughness or irregularity of surfaces


13/

00Measuring arrangements characterised by the use of fluids

13/

02.for measuring length, width, or thickness (G01B 13/08 takes precedence)

13/

03..by measuring coordinates of points  [3]

13/

04..specially adapted for measuring length or width of objects while moving

13/

06..for measuring thickness

13/

08.for measuring diameters

13/

10..internal diameters

13/

12.for measuring distance or clearance between spaced objects or spaced apertures (G01B 13/18 takes precedence)

13/

14.for measuring depth

13/

16.for measuring contours or curvatures

13/

18.for measuring angles or tapers; for testing the alignment of axes

13/

19..for testing the alignment of axes

13/

195..for testing wheel alignment

13/

20.for measuring areas, e.g. pneumatic planimeter (integrators in general G06G)

13/

22.for measuring roughness or irregularity of surfaces

13/

24.for measuring the deformation in a solid  [3]


15/

00Measuring arrangements characterised by the use of wave or particle radiation (G01B 9/00, G01B 11/00 take precedence) [4]

15/

02.for measuring thickness

15/

04.for measuring contours or curvatures

15/

06.for measuring the deformation in a solid

15/

08.for measuring roughness or irregularity of surfaces  [6]


17/

00Measuring arrangements characterised by the use of infrasonic, sonic, or ultrasonic vibrations  [4]

17/

02.for measuring thickness

17/

04.for measuring the deformation in a solid, e.g. by vibrating string

17/

06.for measuring contours or curvatures  [6]

17/

08.for measuring roughness or irregularity of surfaces  [6]


21/

00Measuring arrangements or details thereof in so far as they are not adapted to particular types of measuring means of the preceding groups  [3]

Note

 Measuring arrangements or details thereof covered by two or more of groups G01B 3/00 to G01B 17/00 are classified in this group if no single other group can be selected as being predominantly applicable.

21/

02.for measuring length, width, or thickness (G01B 21/10 takes precedence)  [3]

21/

04..by measuring coordinates of points  [3]

21/

06..specially adapted for measuring length or width of objects while moving  [3]

21/

08..for measuring thickness  [3]

21/

10.for measuring diameters  [3]

21/

12..of objects while moving  [3]

21/

14..internal diameters  [3]

21/

16.for measuring distance or clearance between spaced objects  [3]

21/

18.for measuring depth  [3]

21/

20.for measuring contours or curvatures, e.g. determining profile  [3]

21/

22.for measuring angles or tapers; for testing the alignment of axes  [3]

21/

24..for testing the alignment of axes  [3]

21/

26..for testing wheel alignment  [3]

21/

28.for measuring areas (integrators in general G06G)  [3]

21/

30.for measuring roughness or irregularity of surfaces  [3]

21/

32.for measuring the deformation in a solid  [3]


Indexing scheme associated with groups G01B 5/00 to G01B 21/00, relating to the transducer types and the things being measured. The indexing codes should be unlinked  [6]

Note

 Attention is drawn to Chapter IV of the Guide which sets forth the rules concerning the application and presentation of the different types of indexing code.  [6]


101:

00Transducers of the electrical or magnetic type  [6]

101:

10.Hall-effect devices; Magneto-resistive devices  [6]

101:

20.Piezo-electric devices  [6]

101:

33.Potentiometers with moving wiper  [6]

101:

35.Resistance strain gauges  [6]

101:

40.Magnetostrictive devices  [6]

101:

50.Variable capacitance devices  [6]

101:

60.Electrochemical devices  [6]

101:

70.Devices using impedance discontinuity, e.g. in transmission lines  [6]

101:

80.Transistor- or diode-transducer devices  [6]


103:

00Transducers of the optical type  [6]

103:

10.Interference devices  [6]

103:

20.Photoelastic devices  [6]

103:

30.Devices using brittle lacquers  [6]

103:

40.Devices using obturation of optical beams  [6]


105:

00Transducers of other types  [6]

105:

10.Arrangements using fluid techniques  [6]

105:

20.Arrangements using X-rays, particle beams or the like  [6]

105:

22..Scanning-tunnelling microscopes  [6]

105:

30.Arrangements using acoustics  [6]


121:

00Things being measured  [6]

121:

02.Coatings  [6]

121:

04.Sheet or web materials  [6]

121:

06.Cables or wires  [6]

121:

08.Gears; Gear teeth (helical teeth G01B 121:10)  [6]

121:

10.Screw threads  [6]

121:

12.Propellers; Turbine blades  [6]

121:

14.Wheels; Tyres  [6]

121:

16.Rail track features; Road surface features  [6]

121:

18.Spherical surfaces, e.g. balls, lenses  [6]

121:

20.Bearings  [6]

121:

22.Translucent or light-permeable materials  [6]

121:

24.Profiles (spherical surfaces G01B 121:18)  [6]

121:

26.Holes  [6]


  G - G01B 7/34   
 

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