Method for making a cage and the cage produced thereby

US4689982A · kind A · utility

Assignee

• AKTIEBOLAGET SKF · SE

Inventors

• Armin Olschewski · Schweinfurt, DE
• Hermann Hetterich · Heidenfeld, DE
• Peter Horling · Schweinfurt, DE
• Robert Stolz · Schweinfurt, DE

Key dates

• Filing date: Nov 7, 1985
• Grant date: Sep 1, 1987
• Expiry date: Nov 7, 2005

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T29/49691
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

A method for producing a cage, especially a roller cage of sheet material by punching out the roller element pockets, consisting of the steps of stamping the sheet material in the direction of the sheet thickness in at least predetermined areas of the punching line for forming the rolling element pockets and thereafter forming the pockets by a punching operation.