The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 27, 1983
Filed:
Sep. 08, 1981
Georg Gugel, Nuremberg, DE;
Theodor Kaiser, Hochstadt, DE;
INA Walzlager Schaeffler KG, , DE;
Abstract
A rotary roller bearing connection with a free center comprising two concentric races, one race having a circular slot open towards the other race, the other race having a circular protrusion engaging the said slot with spacing on all sides, cylindrical rollers between the outer surface of the protrusion and the corresponding slot surface to absorb radial forces, a row of rolling elements between the face of the protrusion and the corresponding slot surfaces to absorb axial forces, of which at least the bearing row transmitting the main axial load is cylindrical rollers, and sections of circular arc form whose radii correspond at least to the radius of rolling elements disposed in the retaining row being provided in the area of the retaining row facing the bearing row and absorbing the lifting, tilting movement both at the transition of the protrusion to its associated race and at transition of the track area of the corresponding slot to the slot bottom.