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:
Sep. 01, 1987
Filed:
Nov. 07, 1985
Applicant:
Inventors:
Armin Olschewski, Schweinfurt, DE;
Hermann Hetterich, Heidenfeld, DE;
Peter Horling, Mainberg, DE;
Robert Stolz, Schweinfurt, DE;
Assignee:
SKF GmbH, Schweinfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D / ;
U.S. Cl.
CPC ...
72334 ; 2914 / ;
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.