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:
May. 03, 2005
Filed:
Aug. 28, 2002
Akira Kato, Kobe, JP;
Keiji Moriyama, Kobe, JP;
Akira Kato, Kobe, JP;
Keiji Moriyama, Kobe, JP;
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Abstract
The present invention provides a multi-piece solid golf ball, which is superior in flight distance, spin performance, shot feel and scuff resistance. The present invention relates to a multi-piece solid golf ball comprising a core consisting of a center and an intermediate layer, and a cover, wherein the center has a diameter of 25 to 40 mm, and a surface hardness (B) is higher than a central point hardness (A) of the center by not less than 15, the intermediate layer has a thickness of 0.5 to 8.0 mm, and a surface hardness of the intermediate layer (C) is higher than the (A) by 15 to 35, the cover comprises polyurethane-based thermoplastic elastomer as a main component, and has a thickness of 0.3 to 1.5 mm and a hardness (D) in Shore D hardness of 35 to 55, and the (D) is higher than the (D) by 3 to 25.