Patent ID: 7802373

Claim:
A putter shaft/head designing system comprising: a shaft having upper and lower ends and an intermediate extent; a putter head simulator including a horizontal lower plate having upper and lower surfaces, a mirror attached to the upper surface of the lower plate, a vertical coupling plate extending upwardly from the upper surface of the lower plate; an angular adjustment assembly for varying the angular relationship between the shaft and the simulator, the angular adjustment assembly including the vertical coupling plate with a pie shaped cut out and an arcuate slot above and an axis aperture below, a shaft aperture extending through the lower end of the shaft with a pivot pin extending through the shaft aperture and pivotable with respect to the coupling plate, a securement aperture extending through the shaft above the shaft aperture with a securement bolt extending through the securement aperture and the arcuate slot, the securement bolt having an associated angle nut for securing a proper angle between the shaft and the simulator to suit a player; and a shaft length adjusting assembly for varying the length of the shaft, the system functioning to insure the positioning of a user's eyes directly over the head of the putter during use.