Hollow, metallic golf club head with relieved sole and dendritic structure
US5480152A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 6, 1994 |
| Grant date | Jan 2, 1996 |
| Priority date | — |
| Expiry date | Jan 6, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2225/01
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A set of golf club heads, each head comprising a shell having toe and heel portions, and a front wall defining a ball striking face, and top or bottom walls, the ball striking faces of the heads having varying angularities with respect to vertical, the bottom wall of each head having a medial ridge, and forming two dished, similar shallow recesses, one recess between the ridge and heel portion and the other recess between the ridge and toe portion, the recesses located rearwardly of said front wall, one recess having an arcuate peripheral edge generally convex toward the heel portion and the other recess having an arcuate peripheral edge generally convex toward the toe portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.