Golf club head with depression
US9636559B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 31, 2014 |
| Grant date | May 2, 2017 |
| Priority date | — |
| Expiry date | Jul 23, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2209/02
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A golf club head comprising a crown defining an upper surface of the golf club head; a sole defining a lower surface of the golf club head, wherein said sole is substantially convex in shape; a skirt extending between the crown and the sole; a face defining a ball-striking surface and intersecting said sole at a leading edge; an interior cavity defined by said crown, sole, skirt, and face; a coordinate system with an x-axis located horizontal to said face, a y-axis located vertical to said face, and a z-axis located through said face, said z-axis and said x-axis parallel to a ground plane when said golf club head is held at address on said ground plane; a depression formed in said sole, wherein said depression is substantially concave and protrudes inwards towards said interior cavity of said golf club head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.