"IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF APPOROS FOR LABRANZA", characterized by equipping such tools, carrying frames in each of its extreme parts of the blades and, where appropriate, the discs for the carving, so that the from one of the end parts are arranged to perform the work outward and those of the other end are to do it inward, with the particularity that such frames are sensitively adapted by its central part to a same axis mounted at its ends in immovable parts of the implement, so that such frames are therefore capable of swinging at will, simultaneously around such axis but in opposite directions, that is to say that at certain moments the blades and, where appropriate, the discs coincide in the work. of the front part of one of the frames with the blades and, where appropriate, the discs of the back of the other frame, while after previous tilting of such Then match the work of the blades and, where appropriate, the discs on the back of the first frame with the blades and, where appropriate, the discs on the back of the second frame. (Machine-translation by Google Translate, not legally binding)
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