Device for forming tenons or projections corner pieces coupling racks for paintings. (Machine-translation by Google Translate, not legally binding)

摘要

Device for forming espigas or projections corner coupling parts for tables racks; characterized by a whose body cylindrical tubular end or mouth has a perimeter teeth in whose body bottom wall is centered remains a strawberry secured by a set screw housed in a widening; strawberry introduces two rebated main equals diametrically each of these recesses define two inclined portions of different length, a smooth and other extreme is curved concave with a striated or gouging, the latter having soldier a blade sidecut profile and with the same way that the area of boring, forming the two blades which are aligned profile machining end free tang when introduced into the tubular body and turns to go this connected to the shaft of an engine; and because slotted strawberry without splintering effect the conformation wood areas. (Machine-translation by Google Translate, not legally binding)