Games using tangible projectile – Golf – Ball
Patent
1999-04-26
2000-11-28
Chapman, Jeanette
Games using tangible projectile
Golf
Ball
473374, A63B 3706
Patent
active
061528358
ABSTRACT:
Disclosed herein is a golf ball with a solid core having a PGA compression of 55 or less and an outer cover layer having a Shore D hardness of at least 60, the ball having a PGA compression of 80 or less. In another embodiment of the invention, the ball has a mechanical impedance with a primary minimum value in a frequency range of 3100 Hz or less after the ball has been maintained at 21.1.degree. C., 1 atm. and about 50% relative humidity for at least 15 hours. A further embodiment of the invention is a golf ball having a core, and a cover with a Shore D hardness of at least 58, the ball having a mechanical impedance with a primary minimum value in the frequency range of 2600 Hz after the ball has been maintained at 21.1.degree. C., 1 atm. and about 50% relative humidity for at least 15 hours. The balls of the invention have good distance while providing a soft sound and feel.
REFERENCES:
patent: 4770422 (1988-09-01), Isaac
patent: 5721304 (1998-02-01), Pasqua
patent: 5779562 (1998-07-01), Melvin et al.
patent: 5971870 (1999-10-01), Sullivan et al.
Kennedy Thomas J.
Nealon John L.
Shannon Kevin J.
Sullivan Michael J.
Chapman Jeanette
Gorden Raeann
Spalding Sports Worldwide Inc.
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