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US 2025/0360366 A1Published application
Golf ball
AssigneeAcushnet Company
InventorsCourtney N. Engle, John S. Dytko
Life of this patent
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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.
Claims24
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 (CD) and a lift coefficient (CL), such that 0.230≤CD≤0.250 at a Reynolds number of 220,000 and a spin ratio of 0.070, 0.230≤CD≤0.250 at a Reynolds number of 160,000 and a spin ratio of 0.095, and 0.230≤CD≤0.250 at a Reynolds number of 120,000 and a spin ratio of 0.100;
- and
- wherein CL≥0.115 at a Reynolds number of 240,000 and a spin ratio of 0.060.
2 more elements
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 (CD) and a lift coefficient (CL), such that 0.230≤CD≤0.250 at a Reynolds number of 220,000 and a spin ratio of 0.070, 0.230≤CD≤0.250 at a Reynolds number of 160,000 and a spin ratio of 0.095, and 0.230≤CD≤0.250 at a Reynolds number of 120,000 and a spin ratio of 0.100;
- wherein CL≥0.115 at a Reynolds number of 240,000 and a spin ratio of 0.060, and
- wherein CL≤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≤CD/CL<2.000.
4 more elements
Dependencies are inferred from the claim text.