Patent ID: 7648424
Filing Date: 2010-01-19
Classification: A63B

Abstract:
1. A golf club for putting golf balls, comprising: An elongate putter head structure mounted to a golf club shaft and having an elongate substantially flat bottom surface and having a defined putter head length and defining an attachment face; and an elongate concave ball striking surface being defined by said elongate putter head structure and extending along substantially the entirety of said defined length and being disposed in substantially parallel relation with said substantially flat bottom surface, said elongate concave ball striking surface having a curved portion having a curvature at least as great and not substantially greater as compared with the circular curvature of a golf ball; a ball striking face attachment member being positioned in face to face relation with said attachment face and defining said elongate concave curved ball striking surface; an attachment device permanently securing said ball striking face attachment member to said attachment face; and with said putter head structure oriented with said elongate substantially flat bottom surface substantially co-planar with a planar surface on which a golf ball also rests, an upper portion of said elongate concave curved ball striking surface of said putter head being located by said elongate putter head structure to establish substantially circular line contact with the spherical outer surface of a golf ball.