Patent ID: 9670976
Date: 2017-06-06
CPC Classifications: F16D

Claim:
1. A method for assembling a brake backing plate, the method comprising: a) positioning a non-compressible core material adjacent a textured face of a first sheet metal workpiece, the textured face of the first sheet metal workpiece having a first plurality of piercing members; b) positioning the non-compressible core material adjacent a textured face of a second sheet metal workpiece to sandwich the non-compressible core material between the first sheet metal workpiece and the second sheet metal workpiece, the textured face of the second sheet metal workpiece having a second plurality of piercing members; c) applying pressure to pierce the non-compressible core with the first plurality of piercing members to secure the first sheet metal workpiece to the non-compressible core; and d) applying pressure to pierce the non-compressible core with the second plurality of piercing members to secure the second sheet metal workpiece to the non-compressible core.