Golf club head

Patent metadata

Field	Value
Publication number	US-10653929-B2
Application number	US-201916394818-A
Country	US
Kind code	B2
Filing date	Apr 25, 2019
Priority date	May 18, 2017
Publication date	May 19, 2020
Grant date	May 19, 2020

Abstract

A head 2 includes: a face member fc 1 having a hitting surface 4 ; and a body member bd 1 having a hosel 6 , a sole surface 8 , and a toe-side surface 9 . The face member fc 1 further has a top-side flange FL 1 including a top surface 5 . The body member bd 1 has a hosel-forming part 24 including the hosel 6 , a sole-forming part 28 including the sole surface 8 , and a toe-forming part 26 including the toe-side surface 9 . The hosel-forming part 24 has a heel joint portion Jh joined to a heel-side end of the top-side flange FL 1 . The toe-forming part 26 has a toe joint portion Jt joined to a toe-side end of the top-side flange FL 1 . A body missing portion ms 1 in which the body member bd 1 is not present is provided between the toe joint portion Jt and the heel joint portion Jh.

First claim

What is claimed is:

1. A golf club head comprising: a top surface; a hitting surface; a sole surface; a toe-side surface; and a hosel, wherein
the golf club head includes: a face member having the hitting surface which includes a face center, and a body member having the hosel, the sole surface, and the toe-side surface,
the face member further includes a top-side flange including the top surface,
the body member includes a hosel-forming part including the hosel, a sole-forming part including the sole surface, a toe-forming part including the toe-side surface,
the hosel-forming part includes a heel joint portion joined to a heel-side end of the top-side flange,
the toe-forming part includes a toe joint portion joined to a toe-side end of the top-side flange,
a body gap portion in which the body member is absent is provided between the toe joint portion and the heel joint portion, and
the top-side flange has a rearward extending part that extends rearward, and a downward extending part that extends downward from a rear edge portion of the rearward extending part.

2. The golf club head according to claim 1 , wherein the downward extending part has a lower end that is a free end.

3. The golf club head according to claim 1 , wherein
the face member further includes a flat plate portion having a front surface that is the hitting surface,
the golf club head further includes a back cavity, and
the back cavity includes a top-side undercut that is located between the downward extending part and the flat plate portion.

4. The golf club head according to claim 1 , wherein
the golf club head further includes a back cavity,
the body member further includes a central opening, and
the central opening forms the back cavity.

5. The golf club head according to claim 1 , wherein
the face member further includes a flat plate portion having a front surface that is the hitting surface,
the golf club head further includes a back cavity, and
the flat plate portion has a back surface that is a bottom surface of the back cavity.

6. The golf club head according to claim 1 , wherein the downward extending part has a lower surface that faces an empty space.

7. The golf club head according to claim 1 , wherein
the face member further includes a flat plate portion having a front surface that is the hitting surface, and
the flat plate portion includes a portion that is not supported from behind.

8. The golf club head according to claim 1 , wherein the top-side flange is welded to the body member only at the toe-side end and the heel-side end.

9. A golf club head comprising: a top surface; a hitting surface; a sole surface; a toe-side surface; and a hosel, wherein
the golf club head includes: a face member having the hitting surface which includes a face center, and a body member having the hosel, the sole surface, and the toe-side surface,
the face member further includes a top-side flange including the top surface,
the body member includes a hosel-forming part including the hosel, a sole-forming part including the sole surface, a toe-forming part including the toe-side surface,
the hosel-forming part includes a heel joint portion joined to a heel-side end of the top-side flange,
the toe-forming part includes a toe joint portion joined to a toe-side end of the top-side flange,
a body gap portion in which the body member is absent is provided between the toe joint portion and the heel joint portion, and
in a cross section of the golf club head taken along an up-down direction, the top-side flange is kept un-contact with the body member.

10. The golf club head according to claim 9 , wherein
the golf club head further includes a back cavity,
the body member further includes a central opening, and
the central opening forms the back cavity.

11. The golf club head according to claim 9 , wherein
the face member further includes a flat plate portion having a front surface that is the hitting surface,
the golf club head further includes a back cavity, and
the flat plate portion has a back surface that is a bottom surface of the back cavity.

12. The golf club head according to claim 9 , wherein the top-side flange has a lower surface that faces an empty space.

13. The golf club head according to claim 9 , wherein
the face member further includes a flat plate portion having a front surface that is the hitting surface, and
the flat plate portion includes a portion that is not supported from behind.

14. The golf club head according to claim 9 , wherein the top-side flange is welded to the body member only at the toe-side end and the heel-side end.

15. A golf club head comprising: a top surface; a hitting surface; a sole surface; a toe-side surface; and a hosel, wherein
the golf club head includes: a face member having the hitting surface which includes a face center, and a body member having the hosel, the sole surface, and the toe-side surface,
the face member further includes a top-side flange including the top surface,
the body member includes a hosel-forming part including the hosel, a sole-forming part including the sole surface, a toe-forming part including the toe-side surface,
the hosel-forming part includes a heel joint portion joined to a heel-side end of the top-side flange,
the toe-forming part includes a toe joint portion joined to a toe-side end of the top-side flange,
a body gap portion in which the body member is absent is provided between the toe joint portion and the heel joint portion, and
the top-side flange terminates at a free end thereof.

16. The golf club head according to claim 15 , wherein
the golf club head further includes a back cavity,
the body member further includes a central opening, and
the central opening forms the back cavity.

17. The golf club head according to claim 15 , wherein
the face member further includes a flat plate portion having a front surface that is the hitting surface,
the golf club head further includes a back cavity, and
the flat plate portion has a back surface that is a bottom surface of the back cavity.

18. The golf club head according to claim 15 , wherein the top-side flange has a lower surface that faces an empty space.

19. The golf club head according to claim 15 , wherein the top-side flange is welded to the body member only at the toe-side end and the heel-side end.

20. A golf club head comprising: a top surface; a hitting surface; a sole surface; a toe-side surface; and a hosel, wherein
the golf club head includes: a face member having the hitting surface which includes a face center, and a body member having the hosel, the sole surface, and the toe-side surface,
the face member further includes a top-side flange including the top surface,
the body member includes a hosel-forming part including the hosel, a sole-forming part including the sole surface, a toe-forming part including the toe-side surface, a central opening and a body gap structure in which a part of a frame surrounding the central opening periphery is absent,
the hosel-forming part includes a heel joint portion joined to a heel-side end of the top-side flange,
the toe-forming part includes a toe joint portion joined to a toe-side end of the top-side flange, and
a body gap portion in which the body member is absent is provided between the toe joint portion and the heel joint portion.

Assignees

• Sumitomo Rubber Ind

Inventors

• Kii Kenji

Classifications

• A63B53/047 Primary

  iron-type · CPC title

• A63B2102/32

  Golf · CPC title

• A63B60/52

  with slits · CPC title

• A63B2053/0445

  Human Necessities · mapped topic

• A63B2053/0416

  Human Necessities · mapped topic