ES288921U - Antirobo mechanism. (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Anti-theft mechanism, applicable to the vehicle steering system in which the steering rod is constituted in two half-bars, an upper one provided with means for holding the steering wheel and another lower one connected to the first one, deprived of axial displacement and susceptible of solidarity or not in the turn transmitted by the steering wheel, by means of an axial sleeve grooved and displaceable when the ignition key is actuated, in the joining area of said half-bars and covering the sleeve, a tubular envelope with an oblique side neck in which the drive bulb with the ignition key; the semi-busbars having annular enlargements which are retained by corresponding threaded bushes at the mouths of the tubular envelope, characterized in that the upper half-bar has a grooved area separated from the annular widening, followed by an end cylindrical rod that is inserted in the corresponding axial bore of the lower half bar with interposition of a washer or axial bearing; it being provided that the lower half-bar has an external groove of the same nature as that of the upper half-barrel but of greater length, after which there is an annular recess in which a brake washer is housed having a support cap of a helical spring that at its other end makes support in the annular and paracentral projection of said half bar; the displaceable sleeve of an internal groove meshing with the corresponding one of both half-bars is provided, said sleeve counting with a paracentral area devoid of grooves and of amplitude equivalent to that of the groove of the upper half-bar, the outside of the sleeve being provided with an upper end zone provided with an annular rack toothing and at its other end a crown-like toothing, capable of meshing with the internal toothing provided in this area of the tubular casing, when the sleeve is moved and the blocking of the sleeves is released semibarras; it being provided that the tubular envelope has an axial groove passing through its wall with which it is possible to move a contact axially fixed to the outside of the sleeve but with freedom of rotation for it and capable of contacting the corresponding fixed electrical contacts to a anchor cap gives said tubular envelope. (Machine-translation by Google Translate, not legally binding)