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:
Jul. 09, 2019
Filed:
Jun. 04, 2018
Sumitomo Rubber Industries, Ltd., Hyogo, JP;
Hironori Takihara, Kobe, JP;
Takahiro Sajima, Kobe, JP;
SUMITOMO RUBBER INDUSTRIES, LTD., Hyogo, JP;
Abstract
A golf ball () includes a core (), an inner cover (), a main cover (), and an outer cover (). X=Hc×Rc×0.05, S=Hs×Rc×0.05, M=Hm×Tm, I=Hi×Ti, O=Ho×To, and Q=(I+O)/2 that are calculated from a radius Rc of the core (), a Shore C hardness Hc at a central point of the core (), a Shore C hardness Hs at a surface of the core (), a thickness Tm of the main cover (), a Shore C hardness Hm of the main cover (), a thickness Ti of the inner cover (), a Shore C hardness Hi of the inner cover (), a thickness To of the outer cover () and a Shore C hardness Ho of the outer cover (), satisfy 15≤M−S≤100, 0.25<Q/M<0.5, −10≤I−O≤30, and Q/X<0.8.