Measuring arrangements characterised by the use of electric or magnetic techniques

Child Classifications

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• G01B 7/001
• G01B 7/002
• G01B 7/003
• G01B 7/004 for measuring coordinates of points
• G01B 7/02 for measuring length, width or thickness (G01B7/004, G01B7/12 take precedence)
• G01B 7/12 for measuring diameters
• G01B 7/14 for measuring distance or clearance between spaced objects or spaced apertures (G01B7/30 takes precedence)
• G01B 7/16 for measuring the deformation in a solid, e.g. by resistance strain gauge
• G01B 7/26 for measuring depth
• G01B 7/28 for measuring contours or curvatures
• G01B 7/30 for measuring angles or tapers; for testing the alignment of axes
• G01B 7/32 for measuring areas
• G01B 7/34 for measuring roughness or irregularity of surfaces