| 摘要 |
Support structure for electrical insulators, made of fiberglass-reinforced resin, comprising a cylindrical central body and ends having the shape of solids with surfaces of revolution with axial symmetry, having diameters larger than the diameter of the cylindrical portion, with which they are radiused without solution of continuity, i.e., connected without any discontinuity, wherein said central body and said ends consist of superimposed and crossed layers of glass filament impregnated with thermosetting resin, wound around a cylindrical element with a helical winding angle smaller than 90.degree.. |
