Patent ID: 8545340

Claim:
A golf club comprising: a grip at a proximal end of the golf club; a head at a distal end of the golf club; and a shaft connected between the grip and the head, the shaft having a shaft axis, wherein the shaft or club head comprises at least one mechanical or electrical structure that selectively controls viewing of a directional based graphic on a portion of the surface of the shaft or club head, the at least one mechanical or electrical structure configured to cause the directional based graphic to be invisible to a golfer at a viewing angle when the golfer is in an address position holding the golf club and viewing the portion of the surface of the shaft or club head, and configured to cause the directional based graphic to become visible to the golfer at least when the golfer is viewing the portion of the surface of the shaft or club head at a viewing angle substantially perpendicular to the shaft axis, and further wherein the at least one mechanical or electrical structure comprises: a plurality of lenticular lenses having a convex external surface at an external portion of the at least one mechanical or electrical structure, and an underlying graphic panel attached to an internal surface of the plurality of lenticular lenses, wherein the convex external surface of the plurality of lenticular lenses determines whether the underlying graphic panel may be visible.