Golf club set
US4874171A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 10, 1987 |
| Grant date | Oct 17, 1989 |
| Priority date | — |
| Expiry date | Sep 10, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2209/023
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
The golf club set according to the present invention consists of plural golf clubs of which the lofts are increased iron a predetermined order, preferably with increments of 3.degree. to 4.degree.. The heads of golf clubs with lofts ranging from 9.degree. to 25.degree. in the set being constructed with a sole plate attached to a shell of a synthetic resin and integrally formed with a core, the heads of golf clubs with lofts ranging from 22.degree. to 31.degree. being constructed with a shell of a synthetic resin, core and sole plate formed integrally with one another, and the heads of golf clubs with lofts ranging from 28.degree. to 50.degree. being constructed with a mass of a high specific gravity synthetic resin and a sole plate molded integrally with each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.