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:
Mar. 30, 2010
Filed:
Apr. 21, 2008
Hideo Matsunaga, Chichibu, JP;
Makoto Kubota, Tokyo, JP;
Masaomi Hiruta, Tokyo, JP;
Bridgestone Sports Co., Ltd., Shinagawa-ku, Tokyo, JP;
Abstract
This invention provides a golf club head including a head main body, a face plate and a hollow portion. The head main body includes an opening in a face portion, and the opening is provided with a plurality of pawls to receive the face plate which is to fit in the opening. The pawls include a large pawl and a small pawl. The large pawl is arranged in each of a heel-side upper portion and a toe-side lower portion and the small pawl is arranged in at least either one of a heel-side lower portion and a toe-side upper portion when the opening is divided into four vertically and horizontally about a face center as the center. The face plate is fitted in the opening and fixed by welding.