CARDAN JOINT Russian patent published in 2004 - IPC

FIELD: mechanical engineering, in particular, transmissions of automobiles, tractors and agricultural machines. SUBSTANCE: the cardan joint has two universal-joint forks, spider with tenons, needle bearings and covers with locking plates, each tenon of the spider is made with two longitudinal slits, whose width δ is considerably smaller than diameter D_w, and length L is less than length L_w of the needle roller positioned in the diameter plane, perpendicular to the plane of the layout of the spider tenons. Installed in the cylindrical hole of each tenon by means of a detachable movable joint is a bush in the form of a truncated cone for movement in the longitudinal axis. EFFECT: enhanced reliability of cardan joints. 2 dwg