Full Title

Equipment for precise positioning of tool or work into particular locations not otherwise provided for (automatic control or regulation of position of tool or work B23Q15/22; arrangements for indicating or measuring existing or desired position of tool or work B23Q17/22) > Indexing equipment (specially adapted for gear-cutting machines B23F23/08) > having means for clamping the relatively movable parts together in the indexed position > Rotary indexing