Patent ID: 8715102
Filing Date: 2014-05-06
Classification: A63B

Abstract:
1. An adjustable golf club head comprising: a body comprising a face, a sole, a crown, and a hosel; a shaft sleeve comprising a shaft sleeve axis and a shaft-receiving bore having a bore axis that is coaxial with the shaft sleeve axis; a ball joint comprising a threaded joint bore; a first tubular adjustment piece having non-parallel upper and lower surfaces; a socket sized to receive the ball joint; and a fastener comprising a head and a threaded body, wherein the threaded body engages the threaded joint bore, wherein moving the shaft sleeve changes the angle of the shaft sleeve with respect to the body, wherein the first tubular adjustment piece fits around a section of the shaft sleeve and abuts the hosel, wherein rotating the first tubular adjustment piece around the shaft sleeve changes the angle of the shaft sleeve axis with respect to the body when the shaft sleeve is engaged with the hosel, wherein the first tubular adjustment piece provides a plurality of angular adjustments, and wherein the shaft sleeve does not rotate around the bore axis more than 5 degrees.