NONCONFORMING ANTI-SLICE BALL
A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles.
1 . A golf ball having an outer surface, an equator and two poles, and a plurality of dimples formed on the outer surface of the ball, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis such that the golf ball exhibits a Motion of Inertia (MOI) difference of at least 0.100 percent for the golf ball and exhibits a lift coefficient of less than about 0.24 at a Reynolds number of about 120,000 and of less than about 0.18 at a Reynolds number of about 180,000 when the ball is spinning around its preferred spin axis with a spin rate of about 3,500 rpm or greater.
2 . The golf ball of claim 1 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is below about 0.23 at a Reynolds number of about 130,000 and a spin rate of about 3,500 rpm.
3 . The golf ball of claim 1 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is below about 0.22 at a Reynolds number of about 140,000 and a spin rate of about 3,500 rpm.
4 . The golf ball of claim 1 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is below about 0.21 at a Reynolds number of about 150,000 and a spin rate of about 3,500 rpm.
5 . The golf ball of claim 1 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is below about 0.20 at a Reynolds number of about 160,000 and a spin rate of about 3,500 rpm.
6 . The golf ball of claim 1 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is below about 0.19 at a Reynolds number of about 170,000 and a spin rate of about 3,500 rpm.
7 . The golf ball of claim 1 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.14 at a Reynolds number of about 120,000 and a spin rate of about 3,500 rpm.
8 . The golf ball of claim 1 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.13 at a Reynolds number of about 130,000 and a spin rate of about 3,500 rpm.
9 . The golf ball of claim 1 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.12 at a Reynolds number of about 140,000 and a spin rate of about 3,500 rpm.
10 . The golf ball of claim 1 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.12 at a Reynolds number of about 150,000 and a spin rate of about 3,500 rpm.
11 . The golf ball of claim 1 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.11 at a Reynolds number of about 160,000 and a spin rate of about 3,500 rpm.
12 . The golf ball of claim 1 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.11 at a Reynolds number of about 170,000 and a spin rate of about 3,500 rpm.
13 . The golf ball of claim 1 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.19 at a Reynolds number of about 180,000 and a spin rate of about 3,500 rpm.
14 . The golf ball of claim 1 , wherein the first and second areas define a non-conforming dimple pattern.
15 . A golf ball having an outer surface, an equator and two poles, and a plurality of dimples formed on the outer surface of the ball, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis at a MOI of at least 0.100 percent for the golf ball and such that that the golf ball and exhibits a lift coefficient of less than about 0.18 over a range of Reynolds number from about 120,000 to about 180,000 when the ball is spinning around its preferred spin axis with a spin rate of about 3,500 rpm or greater.
16 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is below about 0.16 at a Reynolds number of about 120,000 and a spin rate of about 3,500 rpm.
17 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is below about 0.15 at a Reynolds number of about 130,000 and a spin rate of about 3,500 rpm.
18 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is below about 0.14 at a Reynolds number of about 140,000 and a spin rate of about 3,500 rpm.
19 . The golf ball of claim 17 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is below about 0.14 at a Reynolds number of about 150,000 and a spin rate of about 3,500 rpm.
20 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is below about 0.13 at a Reynolds number of about 160,000 and a spin rate of about 3,500 rpm.
21 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is below about 0.12 at a Reynolds number of about 170,000 and a spin rate of about 3,500 rpm.
22 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is below about 0.12 at a Reynolds number of about 180,000 and a spin rate of about 3,500 rpm.
23 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.14 at a Reynolds number of about 120,000 and a spin rate of about 3,500 rpm.
24 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.13 at a Reynolds number of about 130,000 and a spin rate of about 3,500 rpm.
25 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.12 at a Reynolds number of about 140,000 and a spin rate of about 3,500 rpm.
26 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.12 at a Reynolds number of about 150,000 and a spin rate of about 3,500 rpm.
27 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.11 at a Reynolds number of about 160,000 and a spin rate of about 3,500 rpm.
28 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.11 at a Reynolds number of about 170,000 and a spin rate of about 3,500 rpm.
29 . The golf ball of claim 15 , wherein the lift coefficient when the golf ball is spinning around its preferred spin axis is above about 0.19 at a Reynolds number of about 180,000 and a spin rate of about 3,500 rpm.
30 . The golf ball of claim 15 , wherein the first and second areas define a non-conforming dimple pattern.
31 . The golf ball of claim 15 , wherein the MOI difference is in the range of about 0.100 to about 0.500 percent.
32 . The golf ball of claim 15 , wherein the MOI difference is in the range of about 0.200 to about 0.500 percent.
33 . The golf ball of claim 15 , wherein the MOI difference is in the range of about 0.250 to about 0.500 percent.
34 . The golf ball of claim 15 , wherein the MOI difference is greater than about 0.200 percent.
35 . The golf ball of claim 15 , wherein the MOI difference is greater than about 0.300 percent.
36 . The golf ball of claim 15 , wherein the MOI difference is greater than about 0.400 percent.
37 . The golf ball of claim 15 , wherein the MOI difference is calculates as the maximum moment of inertia for the golf ball minus the minimum moment of inertia divided by the maximum moment of inertia.
38 . The golf ball of claim 37 , wherein the first and second areas being configured to establish a preferred spin axis, and wherein the maximum moment of inertia is achieved when the ball is oriented so that it will spin around its preferred spin axis.
30 . The golf ball of claim 38 , wherein the minimum moment of inertia is achieved when the ball is in a different orientation than the orientation that causes the ball to spin around its preferred spin axis.
40 . The golf ball of claim 38 , wherein the orientation that produces spin around the preferred spin axis is the Poles Horizontal (PH) orientation.