US Patent 10369441 Golf club head with hidden screw port

Embodiments of a golf club head are described herein including a plurality of ports with doors. The golf club head comprises a ball striking face and a body, wherein the body comprises a plurality of ports each adapted to receive a threaded fastener and defines an outer surface of the golf club head. The plurality of ports comprises a bore recessed inward relative to the outer surface of the body, wherein the bore is fluidly isolated from the internal volume, wherein the bore is adapted to receive a threaded fastener; and a door hingably coupled to the body and pivotable between a first position that is substantially flush with the outer surface and a second position that is deflected inward of the outer surface; wherein the door at least partially blocks ingress of the threaded fastener into the bore when in the first position, and permits ingress of the threaded fastener into the bore when in the second position.