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:
Dec. 22, 1987
Filed:
Sep. 10, 1985
Applicant:
Inventors:
Akihiro Nakahara, Ibaraki, JP;
Taketo Matsuki, Nishinomiya, JP;
Assignee:
Sumitomo Rubber Industries, Ltd., Hyogo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B / ;
U.S. Cl.
CPC ...
273228 ; 273230 ;
Abstract
The present invention provides a three-piece golf ball having an excellent rebound coefficient without any damage to the durability of the golf ball by controlling the diameters, the specific gravities and the hardnesses of central core and outer layer of the solid core. The golf ball of the present invention is a three-piece solid golf ball produced by covering a two-piece solid core made of a resilient elastomeric material, composed of a central core and an outer layer, with a cover made of an impact and wear resistant material, in which: