Patent ID: 11881350
Assignee: VACUUMSCHMELZE GMBH & CO. KG
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A method for producing a laminated core, comprising:
providing a plurality of lamination sheets made of a soft magnetic alloy and having a main surface and a thickness d;
stacking the main surface of a first lamination sheet on the main surface of a second lamination sheet in a direction of stacking;
substance-to-substance joining of the first and the second lamination sheets by means of a plurality of filler-free joints that are entirely surrounded by the main surfaces of the first and second lamination sheets, and wherein the first lamination sheet is substance-to-substance joined to the second lamination sheet by laser welding or laser spot welding.