DEVICE FOR CERTIFICATION OF A DJUSTABLE SQUARE - QUADRANT

摘要

Device for measurement of perpendicularity and certification of a controlled angle – quadrant includes a check plate, a standpipe with measuring mean for measurement of deflections, and cylindrical support. Dimensions of working surface of the plate are arranged as balanced to overall dimensions of the controlled angle element – quadrant. To the check plate a cylindrical support and a standpipe are fixed.