Patent ID: 6093112
Filing Date: 2000-07-25
Classification: A63B

Abstract:
A correlated set of golf clubs comprising:a first group of golf clubs comprising a plurality of clubs wherein each of said golf clubs has a head and a loft designation and at least one such club is designated 3, wherein each of the clubs in said first group comprises a club head having a main body of a first material having a first density, a face, a sole, a rear cavity surrounded by a peripheral belt of mass, a separate weight insert having a density higher than said main body and positioned at a lower portion of said peripheral belt of mass, and each club head having a first center of gravity located a first vertical distance from a ground plane when said head is in address position;a second group of golf clubs comprising a plurality of clubs wherein each of said golf clubs has a head and a loft designation higher than said loft designations of said first group and at least one such club is designated 6, wherein each of the clubs in said second group comprises a club head having a main body of a material having a second density that is higher than said first density, a face, a sole, a rear cavity surrounded by a peripheral belt of mass, a separate weight insert having a density higher than said main body and positioned at a lower portion of said peripheral belt of mass, and each club head having a second center of gravity located a second vertical distance from the ground plane when said head is in address position, said second vertical distance being longer than said first vertical distance;a third group of golf clubs, wherein each of the clubs in said third group comprises a club head having, a main body of a material having a density higher than said first density, each of said third group of golf clubs having a head and a loft designation designating a higher loft than said second group, and each club having a third center of gravity located a third vertical distance from the ground plane when said head is in address position, said third vertical distance being at least equal to or longer than said second vertical distance, and said club head of each of the clubs in said third group being without a separate weight insert having a density higher than said density of its main body.