Couple of alternative equal parts in wedge shape, with stall board function or reference plan (Machine-translation by Google Translate, not legally binding)

摘要

Pair of alternative equal pieces in the shape of a wedge, with stop key function or reference plane, characterized in that the appropriate height prism has been adopted, elongated trapezoidal bases and chamfered external edges for each of these parts, which are used in opposite position to get their press-fit together as a wedge, staying for that purpose, said pair of pieces in a straight groove provided in the machine tool, preferably with inverted "T" section. (Machine-translation by Google Translate, not legally binding)