The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 10, 1995
Filed:
May. 18, 1993
The Yokohama Rubber Co., Ltd., Tokyo, JP;
Abstract
An iron-type golf club set includes three club groups; a long iron-type club group comprising a plurality of long iron-type clubs having lower club numbers, a middle iron-type club group including a plurality of middle iron-type clubs having medium club numbers, and a short iron club group including a plurality of short iron-type clubs having higher club numbers. The long iron-type clubs of the long iron-type club group each includes a club head which contains a sole made of a metal material and a shell having a ball-hitting face and a core which is made of a foaming material and enclosed in the shell, and the shell is made of a fiber-reinforced material. The middle iron-type clubs of the middle iron-type club group each includes a club head having a sole and an external periphery each made of a metal material and at least a ball-hitting face made of a fiber-reinforced resin. The short iron-type clubs of the short iron-type club group each includes a club head made of a metal material.