Patent ID: 9273726
Filing Date: 2016-03-01
CPC Classification: B23P,F16C,Y10T

Claim Text:
1. A method to produce a cage for a rolling bearing, the method comprising steps of: providing an elongated metal profile comprising a first and second distant ends the metal profile being essentially ring-shaped, joining the first and second ends of the metal profile to thereby form a closed ring, forming in the closed ring a plurality of openings on at least one axial side face of the ring, wherein the openings being meant to receive at least one rolling element of the rolling bearing, and wherein the forming of the openings is made by drilling thereby forming a plurality of axially extending bars around a circumference of the closed ring, with at least one of the axially extending bars pressed into a shape such that the at least one axially extending bar is thinner in an axial mid section of the axially extending bar than in an outer axial end of the bar.