ES284917U - Mechanical cat to raise vehicles. (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Mechanical jack to raise automobiles, of the type that includes four arms of section in "U", articulated to each other and arranged in the form of parallelogram, endowed with a spindle located in a diagonal, to which joins, by its rear end, a crank to be able to rotate it by means of a support bearing and said spindle, by its opposite opposite end, is screwed into a nut of the articulation axis of the two front arms and said jack has, on the upper vertex of the parallelogram, a grooved footrest and laminar, for the support and support of the car to which it is applied, articulated to the ends of two bends in which the upper rear arm is extended forward, on the two ends of which a transverse and cantilever straight rod is cantilevered on both sides, footrest that has a fold down and back on the front, with two cut-outs for the two bends and with three tabs inf which surround and are partially adapted to the corresponding central and extreme cantilevered parts of the rod, with the bottom of the footrest channel having two cutouts for the passage of the corresponding parts of the two mentioned bearings and the lower arm of the parallelogram, which starts from its rear vertex, extends inferiorly forming the support leg of the cat, articulated to one foot for its support to the ground, foot having a flat rectangular base and with two vertical wings, between which said leg articulates, the which has two lower edges determining the respective limit stops of the relative game between the mentioned foot and leg; characterized in that said foot has a lower central area protruding downwards, determining a support surface on the ground and two cantilevered end wings limiting the possible swinging movements of the jack relative to the ground and preferably equipped with means of reinforcement; and because said footrest has the upper face of its fold raised upward and curved-convex, to enable the aforementioned swinging movements with respect to the floor and the body of the car. (Machine-translation by Google Translate, not legally binding)