Gold club head
AssigneeDaiwa Golf Co., Ltd.
InventorMagoichi Yamada
Life of this patent
Estimating the term…
Abstract
A golf club head made of a metallic material includes a projection which is rearwardly projected away from a face portion of a main body while forming a cavity having the substantially same interior configuration as the exterior configuration of the projection. A face member molded of a synthetic resin and having a fully closed air chamber formed therein is securely fitted into the cavity using an adhesive. A ball hitting surface of the face member is flush with the surface of the face portion. A thickness of the face member between the ball hitting surface and the air chamber is larger than a thickness of the same on the back portion side about three times.
Claims11
A golf club head comprising:
- a main body made of a first material and formed with a recess, and a face portion defining an open end of said recess;
- and
- a face plate made of a second material more elastic than said first material and formed with a closed air-chamber embedded therein, wherein said face plate is securely received in said recess and defines a ball hitting surface, and wherein said face portion circumscribes said ball hitting surface.
A gold club head comprising:
- a main body made of a first material and formed with a recess;
- and
- a face plate made of a second material more elastic than said first material and formed with a closed air-chamber embedded therein, wherein said face plate is securely received in said recess, wherein said main body includes a face portion defining an open end of said recess and a back portion located opposite from said face portion, said back portion having a projection projecting away from said face portion and an inner surface for defining said recess and an outer surface opposite to said inner surface, said inner surface substantially corresponding to said outer surface in configuration.
Dependencies are inferred from the claim text.