DEVICE FOR MEASURING CURVATURE OF SURFACE Russian patent published in 1994 - IPC

FIELD: instrumentation engineering. SUBSTANCE: device has multi-link mechanism made up of body 1 with tie-rods 2 connected to each other by flat hinges. Each flat hinge is in the form of barrel 13 filled with transformer oil in which contactless angle-data transmitter 16 is installed whose rotor via gapless coupling is connected to one of the tie-rods fastened in bearings on cylindrical projection of barrel. Each body is in the form of hollow cylinder on whose outer surface radially spring-loaded rollers are placed. Inside body two relatively independent shafts coupled with tie-rods are installed in bearings. EFFECT: enhanced measuring accuracy. 4 dwg