Iron head
US8277337B2 · kind B2 · utility
238Cited by
73References
25Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 22, 2009 |
| Grant date | Oct 2, 2012 |
| Priority date | — |
| Expiry date | Aug 26, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2209/00
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An iron head is provided with a recess portion provided in an upper portion of a backside surface thereof, and a protruding portion provided at a lower portion of the backside surface. A first hollow portion is provided on a heel side from a bottom surface of a recess portion to a sole surface; and a second hollow portion is disposed on a toe side. The first hollow portion and the second hollow portion do not exist behind a sweet area. The first hollow portion and the second hollow portion may be filled with a shock absorber formed of a rubber or an elastomer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.