Golf ball

Abstract

A golf ball is disclosed herein that has at least one modified aerodynamic characteristic or performance trait. More specifically, the golf ball disclosed herein can include a dimple pattern having a specific drag coefficient and/or specific integrated drag area.

What is claimed is: 
     
         1 . A golf ball comprising at least a core and a cover,
 the golf ball having a weight of 1.600 ounces-1.620 ounces and a diameter of 1.680 inches-1.700 inches,   the core having a weight of at least 1.245 ounces and a coefficient of restitution of at least 0.785,   the cover comprising a plurality of dimples arranged in a dimple pattern having a drag coefficient (C D ) and a lift coefficient (C L ), such that 0.230≤C D ≤0.250 at a Reynolds number of 220,000 and a spin ratio of 0.070, 0.230≤C D ≤0.250 at a Reynolds number of 160,000 and a spin ratio of 0.095, and 0.230≤C D ≤0.250 at a Reynolds number of 120,000 and a spin ratio of 0.100; and   wherein C L ≥0.115 at a Reynolds number of 240,000 and a spin ratio of 0.060.   
     
     
         2 . The golf ball according to  claim 1 , wherein the drag coefficient and the lift coefficient at a Reynolds number of 225,000 and a spin ratio of 0.070 have the following relationship: 1.400≤C D /C L . 
     
     
         3 . The golf ball according to  claim 1 , wherein the drag coefficient and the lift coefficient at a Reynolds number of 225,000 and a spin ratio of 0.070 have the following relationship: C D /C L <2.000. 
     
     
         4 . The golf ball according to  claim 1 , wherein the dimple pattern is comprised of 220-270 dimples, with a surface coverage of 77.0%-83.0%, and a dimple volume of 0.0425 in 3 -0.0575 in 3 . 
     
     
         5 . The golf ball according to  claim 1 , wherein the dimple pattern is comprised of 340-390 dimples, with a surface coverage of 80.0%-85.0%, and a dimple volume of 0.0380 in 3 -0.0425 in 3 . 
     
     
         6 . The golf ball according to  claim 1 , wherein the dimple pattern is comprised of 280-420 dimples, with a surface coverage of 70.0%-81.0%, and has a maximum dimple diameter disparity that is at least 0.040 inches. 
     
     
         7 . The golf ball according to  claim 1 , wherein the dimple pattern is comprised of 270-320 dimples, with a surface coverage of 76.0%-85.0%, and a dimple volume of 0.0350 in 3 -0.0440 in 3 . 
     
     
         8 . The golf ball according to  claim 1 , wherein the dimple pattern is comprised of 490-620 dimples, with a surface coverage of 79.0%-85.0%, and a dimple volume of 0.0175 in 3 -0.0375 in 3 . 
     
     
         9 . The golf ball according to  claim 1 , wherein the dimple pattern is comprised of 390-490 dimples, with a surface coverage of 77.0%-86.0%, and a dimple volume of 0.0225 in 3 -0.0450 in 3 . 
     
     
         10 . The golf ball according to  claim 1 , wherein the golf ball has a compression of at least 80. 
     
     
         11 . The golf ball according to  claim 1 , wherein the golf ball has a coefficient of restitution of at least 0.800. 
     
     
         12 . The golf ball according to  claim 1 , wherein the golf ball has an initial velocity of at least 250 feet/second. 
     
     
         13 . The golf ball according to  claim 1 , wherein the golf ball is comprised of at least three layers including a core, a casing layer, and a cover, and wherein the cover is comprised of urethane. 
     
     
         14 . The golf ball according to  claim 1 , wherein the golf ball is comprised of four layers including a dual layer core, a casing layer, and a cover, and wherein the cover is comprised of urethane. 
     
     
         15 . The golf ball according to  claim 1 , wherein C L ≤0.200 at a Reynolds number of 185,000 and a spin ratio of 0.105. 
     
     
         16 . The golf ball according to  claim 1 , wherein the core has a weight of at least 1.260 ounces, and the core has a coefficient of restitution of at least 0.790. 
     
     
         17 . The golf ball according to  claim 1 , wherein the core has a weight of at least 1.280 ounces, and the core has a coefficient of restitution of at least 0.795. 
     
     
         18 . The golf ball according to  claim 1 , wherein the core has a diameter of at least 1.530 inches. 
     
     
         19 . The golf ball according to  claim 1 , wherein the core has a diameter of at least 1.550 inches. 
     
     
         20 . The golf ball according to  claim 1 , wherein 0.235≤C D ≤0.250 at a Reynolds number of 220,000 and a spin ratio of 0.070, wherein 0.235≤C D ≤0.250 at a Reynolds number of 160,000 and a spin ratio of 0.095, and wherein 0.235≤C D ≤0.250 at a Reynolds number of 120,000 and a spin ratio of 0.100. 
     
     
         21 . The golf ball according to  claim 1 , wherein 0.240≤C D ≤0.250 at a Reynolds number of 220,000 and a spin ratio of 0.070, wherein 0.240≤C D ≤0.250 at a Reynolds number of 160,000 and a spin ratio of 0.095, and wherein 0.240≤C D ≤0.250 at a Reynolds number of 120,000 and a spin ratio of 0.100. 
     
     
         22 . The golf ball according to  claim 1 , wherein 0.235≤C D ≤0.245 at a Reynolds number of 220,000 and a spin ratio of 0.070, wherein 0.235≤C D ≤0.245 at a Reynolds number of 160,000 and a spin ratio of 0.095, and wherein 0.235≤C D ≤0.245 at a Reynolds number of 120,000 and a spin ratio of 0.100. 
     
     
         23 . The golf ball according to  claim 1 , wherein 0.230≤C D ≤0.245 at a Reynolds number of 220,000 and a spin ratio of 0.070, wherein 0.230≤C D ≤0.245 at a Reynolds number of 160,000 and a spin ratio of 0.095, and wherein 0.230≤C D ≤0.245 at a Reynolds number of 120,000 and a spin ratio of 0.100. 
     
     
         24 . A golf ball comprising at least a core and a cover,
 the golf ball having a weight of 1.600 ounces-1.620 ounces, a diameter of 1.680 inches-1.700 inches, a coefficient of restitution of at least 0.800, an initial velocity of at least 250 feet/second, and a compression of at least 80;   wherein the core has a weight of at least 1.245 ounces, a diameter of at least 1.525 inches, and a coefficient of restitution of at least 0.790,   the cover comprising a plurality of dimples arranged in a dimple pattern having a drag coefficient (C D ) and a lift coefficient (C L ), such that 0.230≤C D ≤0.250 at a Reynolds number of 220,000 and a spin ratio of 0.070, 0.230≤C D ≤0.250 at a Reynolds number of 160,000 and a spin ratio of 0.095, and 0.230≤C D ≤0.250 at a Reynolds number of 120,000 and a spin ratio of 0.100;   wherein C L ≥0.115 at a Reynolds number of 240,000 and a spin ratio of 0.060, and   wherein C L ≤0.200 at a Reynolds number of 185,000 and a spin ratio of 0.105, and   the drag coefficient and the lift coefficient at a Reynolds number of 225,000 and a spin ratio of 0.070 have the following relationship: 1.400≤C D /C L <2.000.