US2025360369A1PendingUtilityA1
Golf ball
Est. expiryMay 24, 2044(~17.8 yrs left)· nominal 20-yr term from priority
A63B 37/0033A63B 37/0043A63B 37/0074A63B 37/0065A63B 37/0077A63B 37/002A63B 37/0006A63B 37/0012A63B 37/0021A63B 37/009A63B 37/008A63B 37/0087A63B 37/0083A63B 37/0064A63B 37/0075A63B 37/0096A63B 37/0061A63B 37/0089A63B 37/0017A63B 37/0084A63B 37/0078A63B 37/0018A63B 37/0067A63B 37/0072A63B 37/0016A63B 37/003
59
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Claims
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.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1 . A golf ball comprising at least a core, a casing layer, and a cover formed from urethane,
the golf ball having a weight of 1.600 ounces-1.620 ounces, a diameter of 1.680 inches-1.700 inches, a compression of at least 80, a coefficient of restitution of at least 0.800, and an initial velocity of at least 250 feet/second; the core has a weight of at least 1.245 ounces, a coefficient of restitution of at least 0.785, and a diameter of at least 1.525 inches; 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 the dimple pattern has an integrated drag area (DA) defined by:
DA
=
∫
225
,
000
160
,
000
C
D
(
Re
)
dRe
where C D (Re) is established at a launch condition of a golf ball speed of 182.0 mph, a launch angle of 10.0 degrees, and a spin rate of 2,700 rpm, such that 14,500≤DA≤15,500;
wherein C L ≥0.115 at a Reynolds number of 240,000 and a spin ratio of 0.060, and
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 <2.000.
2 . 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 .
3 . 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 .
4 . 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.
5 . 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 .
6 . 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 .
7 . 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 .
8 . The golf ball according to claim 1 , wherein the golf ball has a compression of at least 90.
9 . The golf ball according to claim 1 , wherein the golf ball has a compression of at least 95.
10 . The golf ball according to claim 1 , wherein the golf ball has a coefficient of restitution of at least 0.805.
11 . The golf ball according to claim 1 , wherein the golf ball has a coefficient of restitution of at least 0.810.
12 . The golf ball according to claim 1 , wherein the core has a weight of at least 1.260 ounces.
13 . The golf ball according to claim 1 , wherein the core has a weight of at least 1.280 ounces.
14 . The golf ball according to claim 1 , wherein the core has a diameter of at least 1.545 inches.
15 . The golf ball according to claim 1 , wherein the core has a coefficient of restitution of at least 0.790.
16 . The golf ball according to claim 1 , wherein the core has a coefficient of restitution of at least 0.795.
17 . The golf ball according to claim 1 , wherein the core has a coefficient of restitution of at least 0.800.
18 . 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.
19 . The golf ball according to claim 1 , wherein the core has a weight of at least 1.260 ounces, a coefficient of restitution of at least 0.790, and a diameter of at least 1.530 inches.
20 . The golf ball according to claim 1 , wherein the core has a weight of at least 1.290 ounces, a coefficient of restitution of at least 0.795, and a diameter of at least 1.550 inches.
21 . 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.
22 . 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.
23 . 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.
24 . 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.
25 . The golf ball according to claim 1 , wherein 14,750≤DA≤15,500.
26 . The golf ball according to claim 1 , wherein 15,000≤DA≤15,500.
27 . The golf ball according to claim 1 , wherein 14,500≤DA≤15,250.
28 . The golf ball according to claim 1 , wherein 14,500≤DA≤15,000.Join the waitlist — get patent alerts
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