Golf club head
AssigneeSumitomo Rubber Industries, Ltd.
InventorNaruhiro Mizutani
Life of this patent
Estimating the term…
Abstract
A golf club head according to the present invention includes a head body and at least one cover member attached to the head body and having a specific gravity smaller than the head body. The head body has an internal space, and includes at least one opening and in communication with the internal space, and at least one bridge portion having a traverse portion that traverses at least the opening and extending along an inner wall surface of the head body. The opening is closed by the cover member, a height of the bridge portion from the inner wall surface of the head body changes in a direction in which the bridge portion extends.
Claims16
A golf club head comprising:
- a head body having a face portion, a crown portion and a sole portion:
- and
- a cover member attached to the head body and having a specific gravity smaller than the head body,
- wherein the head body has:
- an internal space surrounded by the face portion, the crown portion and the sole portion, and includes:
- an opening formed in at least one of the crown portion and the sole portion and in communication with the internal space, and
- a bridge portion having a traverse portion that traverses at least the opening and extending along an inner wall surface of the head body,
- the opening is closed by the cover member from an outer side of the head body,
- the bridge portion includes a joining surface that contacts the cover member, and
- a height of the bridge portion from the inner wall surface of the head body changes in a direction in which the bridge portion extends;
- wherein the bridge portion extends in a toe-heel direction to a vicinity of a toe-side edge portion of the sole portion, and
- the height of the bridge portion becomes lower proceeding toward the toe-side edge portion of the sole portion.
A golf club head comprising:
- a head body having a face portion, a crown portion and a sole portion:
- and
- a cover member attached to the head body and having a specific gravity smaller than the head body,
- wherein the head body has:
- an internal space surrounded by the face portion, the crown portion and the sole portion, and includes:
- an opening formed in at least one of the crown portion and the sole portion and in communication with the internal space, and
- a bridge portion having a traverse portion that traverses at least the opening and extending along an inner wall surface of the head body,
- the opening is closed by the cover member from an outer side of the head body,
- the bridge portion includes a joining surface that contacts the cover member, and
- a height of the bridge portion from the inner wall surface of the head body changes in a direction in which the bridge portion extends;
- wherein
- an installation portion on which a peripheral portion of the cover member is arranged is formed on a peripheral portion of the opening,
- a step is formed at a boundary between an outer edge of the installation portion and an outer surface of the head body,
- the golf club head is constituted such that the peripheral portion of the cover member arranged on the installation portion is substantially flush with the outer surface of the head body, and
- in the head body, a thin portion having a smaller thickness than the installation portion is formed at least partially around the installation portion.
Dependencies are inferred from the claim text.