Patent ID: 11867243
Assignee: ROBERT BOSCH GMBH
Field: Surface technology, coating (Chemistry)
Classification: CPC F  B  C | IPC B  F

Claim 7:
8. A process for producing a friction brake element for a friction brake of a motor vehicle, comprising:
providing a main element made of gray cast iron;
applying at least one metallic intermediate layer by laser buildup welding to the main element; and
providing at least one antiwear layer on a side of the at least one metallic intermediate layer opposite the main element,, wherein:
hard material particles are embedded in the at least one antiwear layer, and
the at least one intermediate layer is applied to the main element in such a way that a layer thickness of the at least one intermediate layer is at least twice an average particle size of the hard material particles embedded in the at least one antiwear layer.