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:
Oct. 08, 2002
Filed:
Nov. 29, 2000
Frank Straub, Hohenroth, DE;
Tino Beck, Hochstadt/Aisch, DE;
Ina Walzlager Schaeffler oHG, , DE;
Abstract
A rolling bearing cage comprising a first side ring ( ) and a second side ring ( ) that are connected to each other by crossbars ( ) so that pockets ( ) for receiving rolling elements ( ) are formed, and lubrication grooves ( ) extend in axial direction up to said first and second side rings ( ) on at least one of peripheral surfaces and bore sections of the crossbars ( ) wherein flow channels ( ) are arranged in a fractional region of the lubrication grooves ( ) and are set back relative to the lubrication grooves ( ) in at least one of a radially inward and a radially outward direction. In this way, lubrication of such a bearing is substantially improved.