Patent ID: 7837575

Claim:
A diagnostic golf club system comprising: a diagnostic golf club comprising a plurality of strain gauges and an internal memory device, each of the plurality of strain gauges capable of measuring data related to the diagnostic golf club during a golf swing, the internal memory device including a non-volatile flash buffer memory capable of receiving and storing data from the strain gauges; a computer located separate and spaced apart from the diagnostic golf club for processing the data stored in the internal memory device; and an interface mechanism for providing communication between the diagnostic golf club and the computer, the interface mechanism including; wherein the internal memory device is capable of storing data for multiple swings of the diagnostic golf club until the data is uploaded to the computer via the interface mechanism, and wherein the computer uses the data related to the diagnostic golf club during a golf swing to calculate a plurality of independent forces and moments, the plurality of independent forces and moments comprising axial force, transverse shear forces, bending moments, and torsion.