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:
Jun. 23, 1992
Filed:
Apr. 25, 1991
Applicant:
Inventor:
Kengo Oka, Kobe, JP;
Assignee:
Sumitomo Rubber Industries, Ltd., Hyogo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63B / ;
U.S. Cl.
CPC ...
273232 ;
Abstract
The present invention relates to a golf ball having dimples and a plurality of great circles unintersecting the dimples in which the specification of the dimples is set 1.02.ltoreq.VL/VF.ltoreq.1.20 where L is a zone ranging from each of the great circles to each of the circumferences corresponding to a central angle of less than approximately 10.degree.; F is a zone other than the L zone; the volume of each dimple arranged in the L zone is VL; and the volume of each dimple arranged in the F zone and having approximately the same diameter as that of said dimple arranged in the L zone is VF.