High speed two-piece deep groove ball bearing cage with integral lubricant reservoir

Abstract

A cage assembly for a rolling bearing including an improved lubricant configuration is provided. The cage includes a first cage half including a first rim and a first plurality of webs, and a second cage half including a second rim and a second plurality of webs. The first and second cage halves are assembled together with end faces of the first and second plurality of webs contacting each other to define a plurality of rolling element pockets. A first side plate is fastened to the first rim of the first cage half. A second side plate is fastened to the second rim of the second cage half. Lubricant is located in a first reservoir defined by a first groove in either the first rim or first side plate and is also located in a second reservoir defined by a second groove in either the second rim or the second side plate.

Dependencies are inferred from the claim text.