JOINT STRUCTURE AND METHOD

摘要

The invention relates to a joint including a substrate, optionally a metal substrate, and a body of material joined to the substrate, the body of material typically having a composite portion. An outer surface of the substrate is provided with a fastening projection for fastening the substrate to body of material, wherein the fastening projection has a stem and a plurality of branches having dendritic geometry projecting into the material of the body.

主权项

1. A joint between a substrate comprising a first metal material and an adjacent body formed of a second material, the substrate comprising a first surface and the body comprising an opposing surface, wherein the substrate has a fastening projection depending outwardly from the first surface into the adjacent body for retaining the body relative to the substrate, the fastening projection comprising a stem portion adjacent the first surface and plurality of branches extending from the stem into the body, wherein the branches of the fastening projection have a dendritic geometry.