Hollow, metallic golf club head with configured medial ridge

摘要

In combination with a golf club head which comprises a shell having toe and heel portions, a front wall defining a forward facing ball- striking face, and top and bottom walls, the bottom wall characterized as having a medial ridge, the improvement comprising a medial ridge having shallow downward convexity in an upright plane extending forwardly and intersecting the ridge, the ridge having a lowermost local zone, in ball- addressing position of the head, and the head having a center of gravity located in substantially vertical alignment with the local zone.