ES297162A3 - Needle device for railroad (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Railway needle device, whose vehicles are provided with load wheels with tires and guiding means such as wheels generally but not exclusively horizontal, preferably provided with tires, fixed to the chassis or to each bogie or cart of the vehicle and which are supported for the guided on surfaces generally but not exclusively perpendicular to the running surfaces and parallel to the longitudinal axis of the raceway, comprising a movable part capable of rotating about an axis or a ball joint located at the crossing point of the guidance paths interiors of the direct track and of the deviated track, with the possibility of being blocked in two extreme positions, one corresponding to the direct track, and the other to the diverted track, said mobile part being constituted, at least, by two elements " point "and" heel "located in prolongation one of the other, rotating the second with respect to the first around an art iculation, each of these two elements comprising a soul whose lateral faces have a flat guideway on the side of the direct track and, on the side of the deflected track, a curved guideway whose curvature corresponds to that of the track deflected, characterized in that the union between the "tip" and the "heel" of the moving part and the arrangement of the lateral faces of the "tip" and "heel" webs are such that, in each of the extreme positions in which the needle device corresponding to the direct track or the deflected track can be blocked, the outer lateral surface of the core of the "tip" is applied along its entire length against the outer guide path of the unused track and the inner side surfaces of the "tip" and "heel" are in the extension one of the other and in that of the path of inner guidance of the path used. (Machine-translation by Google Translate, not legally binding)