IP Library Granted Patent US 6,857,969
Granted Patent B2
US 6,857,969 · App. 10/683,005 · Granted Feb 22, 2005

Metal wood

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Quick Facts
Patent No.
US 6,857,969
App. No.
10/683,005
Granted
Feb 22, 2005
Kind
B2
Abstract

A golf club head having a stamped metal cup-shaped front section welded to a cast body, and a split hosel comprising upper and lower hosel elements, both integrally cast within the body of the club head for reduction of weight in the hosel area. The lower hosel element including varying boss members for receiving the bottom of a shaft. Each individual boss member having a shaft opening corresponding to a pre-determined club lie and club face angle.

Claims (8)

1. A metal wood golf club head adapted for attachment to a shaft comprising:

a substantially hollow body coupled to a front section to define a cavity therein:

the body comprising a crown portion, a sole portion, a toe portion, a heel portion, a skirt portion connecting the heel portion to the toe portion, an upper hosel element, and an opening for accepting the front section;

a lower hosel element extending from an inner surface of the sole portion;

a boss member selected from a plurality of boss members, each of the plurality of boss members positionable on an upper surface of the lower hosel element, wherein each boss member has an inherently different location for a shaft opening of a size and configuration therein for accepting the lower end of the shaft, the location of the shaft opening within each boss member corresponding to a predetermined club lie.

2. The club head according to claim 1 , wherein the lower hosel element extends less than about 0.25 inch from the sole plate.

3. The club head according to claim 1 , wherein the lower hosel element is coupled to the sole portion at a distance relative to the impact face,

wherein when the lower hosel element containing the boss member is located at a distance relatively near to the front face an open-faced club angle is created, while when the lower hosel element containing the boss member is located at a distance further away from the front face a more closed-face club angle is created.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 17, 2010
From: ACUSHNET COMPANY
To: COBRA GOLF, INC
Reel/Frame 024079/0980 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 10, 2003
From: RICE, SCOTT A.
To: ACUSHNET COMPANY
Reel/Frame 014605/0347 →