Patent ID: 8940114
Filing Date: 2015-01-27
Classification: B28B,B32B,B33Y,Y10T

Abstract:
1. A method of making a component, comprising: forming a plurality of sheets of material wherein at least some of the sheets have a respective pattern of cutouts there through; stacking the sheets in a predetermined registration that aligns or overlaps at least some of the cutouts in adjacent ones of the sheets to form a stack of the sheets with internal passages; forming a casing preform comprising a material that permanently shrinks during processing, as measured at the same temperature before and after processing, the preform having a geometry effective to compress the sheets together in a processed state of the casing preform; spanning the stack with the preform; processing the preform effective to shrink it to form a casing that compresses the stack of sheets together; and shaping and dimensioning the preform to slide over the stack before processing, and providing respective cooperating elements on the preform and the stack that mate and register the casing with respect to the stack.