Patent ID: 6824474
Filing Date: 2004-11-30
Classification: A63B

Abstract:
A golf club comprising:an elongated shaft; and a head connected toward one end of said shaft, with said head having an upper surface, a lower surface, a heel, a toe, a striking face defining a sweet spot and a side opposite from said striking face and defining a rear of said head, with said head further defining a first unobstructed passage disposed to one side of said sweet spot, with said first unobstructed passage having an inlet end, opening to said striking face, and an outlet end, opening to the rear of said head, with said inlet and outlet ends of said first passage being disposed axially relative to each other along a first axis arranged between said upper and lower surfaces of said head and extending generally normal to the striking face, and a second unobstructed passage disposed to an opposite side of said sweet spot and having an inlet end, opening to said striking face, and an outlet end, opening to the rear of said head, with said inlet and outlet ends of said second passage being disposed axially relative to each other along a second axis arranged between said upper and lower surfaces of said head and extending generally parallel with said first axis, and wherein said head further defines a closed margin for each of said passages, and with the closed margin of each of said unobstructed passages defined by said head having a continuously decreasing taper from the inlet to the outlet of each of said passages, and wherein said passages reduce an area of the striking face exposed to ambient air whereby reducing the resistence of the moving head during a golf swing.