APPARATUS FOR POSITIONING TWO SUPPORTS OF JEWELLERY STONES WITH RESPECT TO EACH OTHER

摘要

The apparatus for mutual positioning of two supports of jewellery stones is composed of a fixed lower plate (1) and movable upper plate (2) with two through holes (4). The upper plate (2), floating on the lower plate (1), is equipped with two flexible segments (5) with through holes (14). The upper plate (2) is firmly fixed by a mechanism (7) to the upper stone bearer (6) and the lower plate (1) is equipped with pins (13) positioned with clearance both in the holes (14) in the flexible segments (5), and in the holes (4) in the upper plate (2).