IP Library › Granted Patent US 12,269,209
Granted Patent B2
US 12,269,209 · App. 18/436,759 · Granted Apr 8, 2025

Systems and methods for additive manufacturing of a golf club

Inventors: Ryan L. Roach (Encinitas, CA); Cameron J. Day (Vista, CA); Bryce W. Hobbs (Escondido, CA)
Assignee: Cobra Golf Incorporated
B29C64/153A63B53/04B22F10/38B22F10/40B22F10/68A63B2053/0491B29C64/40B29L2031/5227B33Y10/00B33Y80/00
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Quick Facts
Patent No.
US 12,269,209
App. No.
18/436,759
Granted
Apr 8, 2025
Kind
B2
Abstract

A process of manufacturing a golf club component includes spreading a thin layer of metal powder over a build plane defined over a build platform and bonding, using a laser, portions of the thin layer of metal powder. The spreading and bonding are repeated until the golf club component is formed. The golf club component comprises a lattice structure positioned within an internal cavity of the golf club component and the lattice structure is interrupted by a solid portion that extends along a bottom side of the golf club component from a toe region of the golf club component to a location between the toe region and a heel region of the golf club component.

Claims (40)

1. A process of manufacturing a golf club component, comprising:

spreading a thin layer of metal powder over a build plane defined over a build platform;

bonding, using a laser, portions of the thin layer of metal powder, wherein the spreading and bonding are repeated until the golf club component is formed;

cooling the golf club component; and

extracting loose powder from the golf club component,

wherein the golf club component comprises a lattice structure positioned within an internal cavity of the golf club component and the lattice structure is interrupted by a solid portion that extends along a bottom side of the golf club component from a toe region of the golf club component to a location between the toe region and a heel region of the golf club component,

wherein a cavity extends into the solid portion and a weight is positioned within the cavity of the solid portion.

2. The process of manufacturing the golf club component of claim 1 , wherein the weight is attached or secured within the cavity via a sintering process.

3. The process of manufacturing the golf club component of claim 1 , wherein the weight is formed by a metal injection molding process.

4. The process of manufacturing the golf club component of claim 1 , wherein the lattice structure defines a hybrid structure that varies in one or more of unit cell type, unit cell geometry, unit cell size, segment length, segment thickness, segment volume, and unit cell density at one or more locations along the lattice structure.

5. The process of manufacturing the golf club component of claim 1 , wherein the golf club component includes an externally visible lattice structure.

6. The process of manufacturing the golf club component of claim 1 , wherein the step of extracting loose powder from the golf club component includes removing any loose metal powder from the golf club component.

7. The process of manufacturing the golf club component of claim 1 , wherein the build plane is rotationally offset from a ground plane, the ground plane defined as a horizontal plane parallel to the ground when the golf club component is at address.

8. A process of manufacturing a golf club component, comprising:

spreading a thin layer of metal powder over a build plane defined over a build platform; and

bonding, using a laser, portions of the thin layer of metal powder, wherein the spreading and bonding are repeated until the golf club component is formed;

wherein the golf club component comprises a lattice structure positioned within an internal cavity of the golf club component, and wherein the lattice structure is formed by a plurality of segments,

wherein the lattice structure defines a lattice plane L 1 that forms a lattice build angle A 1 with respect to the build plane, and a lattice plane L 2 that forms a lattice build angle A 2 with respect to the build plane, each of the lattice plane L 1 and the lattice plane L 2 is formed by a portion of the plurality of segments that are aligned and orientated at the lattice build angle A 1 and the lattice build angle A 2 , respectively, relative to the build plane, and

wherein each of the lattice build angle A 1 and the lattice build angle A 2 is greater than or equal to 30 degrees.

9. The process of manufacturing the golf club component of claim 8 , wherein the lattice structure defines a lattice plane L 3 that forms a lattice build angle A 3 with respect to the build plane, and a lattice plane L 4 that forms a lattice build angle A 4 with respect to the build plane, each of the lattice plane L 3 and the lattice plane L 4 is formed by a portion of the plurality of segments that are aligned and orientated at the lattice build angle A 3 and the lattice build angle A 4 , respectively, relative to the build plane.

10. The process of manufacturing the golf club component of claim 9 , wherein each of the lattice build angle A 3 and the lattice build angle A 4 is greater than or equal to 30 degrees.

11. The process of manufacturing the golf club component of claim 9 , wherein each of the lattice plane L 1 , the lattice plane L 2 , the lattice plane L 3 , and the lattice plane L 4 extend in varying directions and form a plurality of intersection points where one or more of the plurality of segments that form the lattice plane L 1 , the lattice plane L 2 , the lattice plane L 3 , and the lattice plane L 4 intersect.

12. The process of manufacturing the golf club component of claim 8 , wherein the build plane is orientated parallel to a line that extends perpendicularly through a front face of the golf club component.

13. The process of manufacturing the golf club component of claim 8 , wherein the lattice structure is formed by a plurality of gyroid structures.

14. The process of manufacturing the golf club component of claim 8 , wherein the build plane is rotationally offset from a ground plane, the ground plane defined as a horizontal plane parallel to the ground when the golf club component is at address.

15. The process of manufacturing the golf club component of claim 8 , wherein the golf club component includes an externally visible lattice structure.

16. A process of manufacturing a golf club component, comprising:

printing a material, layer by layer, along a build plane to form a printed part; and

sintering the printed part to form the golf club component, wherein, during the step of sintering, the printed part is resting on a sintering plane that is angled with respect to the build plane.

17. The process of manufacturing the golf club component of claim 16 , wherein the golf club component comprises a lattice structure,

wherein the lattice structure is formed by a plurality of segments,

wherein each of the plurality of segments defines a lattice plane,

wherein each of the lattice planes is angled with respect to the build plane and a ground plane, and

wherein the ground plane is defined as a horizontal plane parallel to the ground when the golf club component is at address.

18. The process of manufacturing the golf club component of claim 16 , wherein the build plane is offset from a ground plane by between about 5 degrees and about 160 degrees,

wherein the ground plane is defined as a horizontal plane parallel to the ground when the golf club component is at address, and

wherein the build plane is not a face angle of the golf club component.

19. The process of manufacturing the golf club component of claim 16 , wherein the sintering plane is defined by a sintering support surface, and

wherein the sintering plane is arranged to be non-parallel relative to the build plane.

20. The process of manufacturing the golf club component of claim 1 , wherein the lattice structure defines a variable structure that varies in one or more of unit cell type, unit cell geometry, unit cell size, segment length, segment thickness, segment volume, and unit cell density at one or more locations along the lattice structure.

Continuity (3)
Continuation 18102283 · Jan 27, 2023
Continuation 16852327 · Apr 17, 2020
Related Publication 20240239041A1 · Jul 18, 2024
References Cited (1)
US 20140274458A1 · Kronenberg · 2014 [cited by examiner]
Cited By (3)
US 1,101,077 US 1,104,183 US 1,112,555