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. 22, 1991
Filed:
May. 05, 1989
Applicant:
Inventors:
Mitsutake Teramoto, Kamakura, JP;
Shinkichi Saito, Tokyo, JP;
Takaharu Okumoto, Chigasaki, JP;
Hideyo Asabuki, Tokyo, JP;
Assignee:
The Yokohama Rubber Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63B / ;
U.S. Cl.
CPC ...
273 / ; 273 / ; 2731 / ; 2731 / ; 2731 / ;
Abstract
Iron golf club set which comprises a plurality of iron clubs having different loft angle between the face of the head and the axis of the shaft of the club. All or some of the clubs in the set have face progression values, which are a distance between the bottom leading edge of the face of the head and the axis of the shaft, which are reduced consecutively or in steps in accordance with a decrease in the value of the loft angle, i.e., a decrease in the club number.