Golf putter

• US 20070225085A1
• Filed: 03/24/2006
• Published: 09/27/2007
• Est. Priority Date: 08/24/2005
• Status: Active Grant

• Current Assignee: Niigata TLO Corporation
• Original Assignee: Niigata TLO Corporation
• Inventors: Yamamura, Shinichi, Nakamura, Tsuneo, Koide, Hiroichi
• Granted Patent: US 7,404,772 B2
• Time in Patent Office: Days
• US Class Current: 473/340
• CPC Class Codes: A63B 2053/0491 with added weights, e.g. changeable, replaceable
• CPC Class Codes: A63B 53/007 Putters
• CPC Class Codes: A63B 53/0433 with special sole configurations
• CPC Class Codes: A63B 53/065 for putters
• CPC Class Codes: A63B 60/02 Ballast means for adjusting the centre of mass A63B60/24, A63B60/54 take precedence
• CPC Class Codes: A63B 60/50 with through-holes A63B60/18 takes precedence; for stringing purposes A63B49/00
• CPC Class Codes: A63B 69/3685 Putters or attachments on putters, e.g. for measuring, aligning A63B69/3614 takes precedence

Abstract

The ring shape guide 9 and a thin plate shaped retention body 10 project from the back face 5 of a putter head, and the weight 11 is movably retained along the guide 9, by pressing the guide 9 and the retention body 10 in the vertical direction, through a concave slot provided in the circumferential direction of the disk shape weight 11.

Claims

1. A golf putter having a head at one end of a shaft and a grip at the other end, wherein said head is provided with a guide that has a bar projecting from the back in a ring shape or U shape substantially parallel to the horizontal plane, a weight that is movably retained along said guide, and a fixation means for fixing said weight in any position.

2. The golf putter of claim 1 capable of moving the central position of said weight along said guide on the same circumference around a reference point.

3. The golf putter of claim 1 or 2 wherein said fixation means comprises a female screw hole provided in said weight and a male screw to engage with said female screw hole, and the head of said male screw has a slot to engage with the thickness of a coin currently in use.