Patent ID: 7543691

Claim:
A method of producing a brake rotor assembly including an annular ring having a plurality of teeth extending inwardly toward and disposed radially about a central axis of the annular ring and further having a friction disc extending outwardly from the annular ring away from the central axis, said method comprising the steps of: shaping the annular ring from a material having a tensile strength greater than 260 megapascals to form the plurality of teeth integrally with the annular ring; and forming the friction disc radially about the integrally cast annular ring and plurality of teeth; wherein the assembly further includes a plurality of pins extending outwardly from the annular ring away from the central axis and the method further comprises the step of placing the plurality of pins on the annular ring; wherein the step of placing the plurality of pins on the annular ring further comprises the step of drilling a plurality of recesses into the annular ring.