Disclosed is a golf club set having harmonized golf club performance among the club numbers. In the golf club set, for at least three golf clubs, a ratio or a sum of a frequency per unit time, the frequency being measured by vibrating a tip portion of a golf club shaft constituting each of the golf clubs, and a frequency per unit time, the frequency being measured by vibrating a rear end portion of the golf club shaft, is determined in relation with order of the club number.
This application is a division of Application Ser. No. 10/135,822, filed May 1, 2002, now U.S. Pat. No. 6,916,251, issued Jul. 12, 2005, which is hereby incorporated herein by reference. Applicants claim the benefits of 35 U.S.C. .sctn..sctn. 120 and 121.
Priority Data
May 02, 2001 [JP] 2001-135342 May 02, 2001 [JP] 2001-135355 Sep 03, 2001 [JP] 2001-266049 Sep 03, 2001 [JP] 2001-266080
