| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To improve a putting success rate by reducing doubling errors in putting and putting errors from a collar part or a rough part around the collar part. <P>SOLUTION: An upward angle is provided at a bottom face toward a face direction from the bottom part of a putter head, or an intersection part between the putter head bottom face and the face is rounded for connection. The face is provided with an upward angle rather than a vertical plane, and moreover the putter head bottom face is provided with an upward angleαtoward the toe side and heel side. The surface of the putter head is coated with a plurality of strip lines with reddish paint which is a clear contrast color with a green color of the lawn so that the putter face can be easily adjusted in a putting line direction. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
