Golf putter head

Details Golf putter head Golf putter head

2008-04-29

2008-04-29

Hunter, Jr., Alvin A (Department: 3711)

Games using tangible projectile

Golf

Club or club support

C473S349000

Reexamination Certificate

active

10885786

ABSTRACT:
The present invention is a golf putter head wherein the second moment among the three inertial moments described below shows a maximum value in a state in which the head is placed on a horizontal plane at a specified lie angle and loft angle:First moment: inertial moment about a first axis which passes through the center of gravity of the head, and which is parallel to the face surface and said horizontal plane;Second moment: inertial moment about a second axis which is an axis in the vertical direction that passes through the center of gravity of the head; andThird moment: inertial moment about a third axis which passes through the center of gravity of the head, and which is perpendicular to said first axis and perpendicular to said second axis.

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Halliday et al. “Rotation,” Fundamentals of Physics. New York: John, Wiley & Sons, Inc. copyright 1993, pp. 286-299.

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