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Symbol IPC-Stellen auswählen Titel
A
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HUMAN NECESSITIES
B
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PERFORMING OPERATIONSTRANSPORTING
C
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CHEMISTRYMETALLURGY
D
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TEXTILESPAPER
E
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FIXED CONSTRUCTIONS
F
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MECHANICAL ENGINEERINGLIGHTINGHEATINGWEAPONSBLASTING
G
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PHYSICS
G01
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MEASURINGTESTING
G01B
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MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONSMEASURING ANGLESMEASURING AREASMEASURING IRREGULARITIES OF SURFACES OR CONTOURS
G01C
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MEASURING DISTANCES, LEVELS OR BEARINGSSURVEYINGNAVIGATIONGYROSCOPIC INSTRUMENTSPHOTOGRAMMETRY OR VIDEOGRAMMETRY (measuring liquid level G01F;  radio navigation, determining distance or velocity by use of propagation effects, e.g. Doppler effect, propagation time, of radio waves, analogous arrangements using other waves G01S)
G01D
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MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLEARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASSTARIFF METERING APPARATUSTRANSFERRING OR TRANSDUCING ARRANGEMENTS NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLEMEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
G01F
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MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVELMETERING BY VOLUME [2, 5]
G01G
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WEIGHING
G01H
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MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES [4]
G01J
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MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHTCOLORIMETRYRADIATION PYROMETRY [2]
G01K
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MEASURING TEMPERATUREMEASURING QUANTITY OF HEATTHERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR (radiation pyrometry G01J 5/00)
G01L
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MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE (weighing G01G) [4]
G01L 1/00
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Measuring force or stress, in general (measuring force due to impact G01L 5/00) [1, 4, 2006.01]
G01L 3/00
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Measuring torque, work, mechanical power, or mechanical efficiency, in general [1, 2006.01]
G01L 5/00
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Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes [1, 2006.01]
G01L 5/03
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for measuring release force of ski safety bindings [1, 2006.01]
G01L 5/04
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for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands [1, 2006.01]
G01L 5/06
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. . using mechanical means [1, 2006.01]
G01L 5/08
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. . using fluid means [1, 2006.01]
G01L 5/10
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. . using electrical means [1, 2006.01, 2020.01]
G01L 5/101
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. . . using sensors inserted into the flexible member [2020.01]
G01L 5/102
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. . . using sensors located at a non-interrupted part of the flexible member [2020.01]
G01L 5/103
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. . . using sensors fixed at one end of the flexible member [2020.01]
G01L 5/105
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. . . using electro-optical means [2020.01]
G01L 5/106
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. . . for measuring a reaction force applied on a cantilever beam [2020.01]
G01L 5/107
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. . . for measuring a reaction force applied on an element disposed between two supports, e.g. on a plurality of rollers or gliders [2020.01]
G01L 5/108
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. . . for measuring a reaction force applied on a single support, e.g. a glider [2020.01]
G01L 5/12
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for measuring axial thrust in a rotary shaft, e.g. of propulsion plants [1, 2006.01]
G01L 5/13
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for measuring the tractive or propulsive power of vehicles [1, 2006.01]
G01L 5/14
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for measuring the force of explosionsfor measuring the energy of projectiles [1, 2006.01]
G01L 5/16
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for measuring several components of force [1, 2006.01, 2020.01]
G01L 5/161
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. . using variations in ohmic resistance [2020.01]
G01L 5/162
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. . . of piezoresistors [2020.01]
G01L 5/1623
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. . . of pressure sensitive conductors (using piezoresistors G01L 5/162) [2020.01]
G01L 5/1627
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. . . of strain gauges (using piezoresistors G01L 5/162) [2020.01]
G01L 5/163
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. . . of potentiometers [2020.01]
G01L 5/164
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. . using variations in inductance [2020.01]
G01L 5/165
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. . using variations in capacitance [2020.01]
G01L 5/166
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. . using photoelectric means [2020.01]
G01L 5/167
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. . using piezoelectric means [2020.01]
G01L 5/168
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. . using counterbalancing forces [2020.01]
G01L 5/169
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. . using magnetic means [2020.01]
G01L 5/171
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. . using fluid means [2020.01]
G01L 5/173
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. . using acoustic means [2020.01]
G01L 5/18
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for measuring ratios of force [1, 2006.01]
G01L 5/20
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for measuring wheel side-thrust [1, 2006.01]
G01L 5/22
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for measuring the force applied to control members, e.g. control members of vehicles, triggers [1, 2006.01]
G01L 5/24
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for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed [1, 2006.01]
G01L 5/26
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for determining the characteristic of torque in relation to revolutions per unit of time [1, 2006.01]
G01L 5/28
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for testing brakes [1, 2006.01]
G01L 7/00
Measuring fluid pressure
G01L 7/00
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Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements (transmitting or indicating the displacement of mechanical pressure-sensitive elements by electric or magnetic means G01L 9/00; measuring differences of two or more pressure values G01L 13/00; measuring two or more pressure values simultaneously G01L 15/00) [1, 2006.01]
G01L 9/00
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Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elementsTransmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means (measuring differences of two or more pressure values G01L 13/00; measuring two or more pressure values simultaneously G01L 15/00) [1, 2006.01]
G01L 11/00
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Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L 7/00 or G01L 9/00 [1, 2006.01]
G01L 13/00
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Devices or apparatus for measuring differences of two or more fluid pressure values [1, 2006.01]
G01L 15/00
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Devices or apparatus for measuring two or more fluid pressure values simultaneously [1, 2006.01]
G01L 17/00
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Devices or apparatus for measuring tyre pressure or the pressure in other inflated bodies [1, 2006.01]
G01L 19/00
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Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges [1, 2006.01]
G01L 21/00
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Vacuum gauges [1, 2006.01]
G01L 23/00

G01L 23/00
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Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquidIndicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid [1, 2006.01]
G01L 25/00
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Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency [1, 2, 2006.01]
G01L 27/00
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Testing or calibrating of apparatus for measuring fluid pressure [1, 2, 2006.01]
G01M
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TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURESTESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
G01N
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INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES (measuring or testing processes other than immunoassay, involving enzymes or microorganisms C12M, C12Q)
G01P
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MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION OR SHOCKINDICATING PRESENCE OR ABSENCE OF MOVEMENT INDICATING DIRECTION OF MOVEMENT  (measuring angular rate using gyroscopic effects G01C 19/00; combined measuring devices for measuring two or more variables of movement G01C 23/00; measuring velocity of sound G01H 5/00; measuring velocity of light G01J 7/00; determining direction or velocity of solid objects by reflection or reradiation of radio or other waves and based on propagation effects, e.g. Doppler effect, propagation time or direction of propagation, G01S; measuring speed of nuclear radiation G01T)
G01Q
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SCANNING-PROBE TECHNIQUES OR APPARATUSAPPLICATIONS OF SCANNING-PROBE TECHNIQUES, e.g. SCANNING-PROBE MICROSCOPY [SPM] [2010.01]
G01R
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MEASURING ELECTRIC VARIABLESMEASURING MAGNETIC VARIABLES (indicating correct tuning of resonant circuits H03J 3/12)
G01S
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RADIO DIRECTION-FINDINGRADIO NAVIGATIONDETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVESLOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVESANALOGOUS ARRANGEMENTS USING OTHER WAVES
G01T
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MEASUREMENT OF NUCLEAR OR X-RADIATION (radiation analysis of materials, mass spectrometry G01N 23/00; tubes for determining the presence, intensity, density or energy of radiation or particles  H01J 47/00)
G01V
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GEOPHYSICSGRAVITATIONAL MEASUREMENTSDETECTING MASSES OR OBJECTSTAGS (means for indicating the location of accidentally buried, e.g. snow-buried, persons A63B 29/02) [4, 6]
G01W
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METEOROLOGY (radar, sonar, lidar or analogous systems, designed for meteorological use G01S 13/95, G01S 15/88, G01S 17/95)
G02
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OPTICS
G03
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PHOTOGRAPHYCINEMATOGRAPHYANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVESELECTROGRAPHYHOLOGRAPHY [4]
G04
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HOROLOGY
G05
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CONTROLLINGREGULATING
G06
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COMPUTINGCALCULATING OR COUNTING
G07
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CHECKING-DEVICES
G08
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SIGNALLING
G09
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EDUCATINGCRYPTOGRAPHYDISPLAYADVERTISINGSEALS
G10
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MUSICAL INSTRUMENTSACOUSTICS
G11
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INFORMATION STORAGE
G12
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INSTRUMENT DETAILS
G16
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INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS [2018.01]
G21
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NUCLEAR PHYSICSNUCLEAR ENGINEERING
G99
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SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
H
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ELECTRICITY

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