Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are described herein. In one example, a golf club head includes a body portion with a front opening and a back opening, a face portion closing the front opening, and a back cover portion that closes the back opening and includes at least 50% of the total area of the back portion, a first port, and a second port. A first mass portion and a second mass portion engage the first port and the second port to close the first port and a second port, respectively. The first mass portion and the second mass portion each includes a material with a greater density than the material of the body portion and the material of the back cover portion. Other examples and embodiments may be described and claimed.

Abstract: Examples of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a putter-type golf club head may include a body portion. The body portion may include a toe portion, a heel portion, a front portion, a rear portion, a top portion, a sole portion, and a weight port. The weight port may have a threaded section and an unthreaded section. A first weight portion may be coupled to the unthreaded section by an epoxy or other adhesive. A second weight portion may be threadingly fastened to the threaded section. The first weight portion may include a central through-bore to provide at least one of air relief or relief for the epoxy or other adhesive. Other examples may be described and claimed.

Abstract: Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head includes a body portion and a face portion attached to the body portion that comprises a center portion having a first thickness, a perimeter portion having a second thickness greater than the first thickness, spoke portions extending radially from the center portion to the perimeter portion, and recessed portions. Each recessed portion is located between two spoke portions, and each recessed portion extends from the center portion to the perimeter portion. The thickness of each spoke portion increases from the first thickness to the second thickness in a direction from the center portion to the perimeter portion, and each recessed portion has the first thickness from the center portion to the perimeter portion. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are generally described herein. In one example, a golf club heady may include a body portion having an interior cavity with a front opening, a face portion coupled to the front opening to close the interior cavity, a plurality of back groove portions on a back surface of the face portion, a mass portion coupled to the body portion, a polymer filler material in the interior cavity, and a face support portion coupled to the back surface of the face portion. Each groove portion of the plurality of back groove portions is located between the face support portion and a perimeter edge of the face portion. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are generally described herein. In one example, a golf club head includes a body portion having an interior cavity and a face portion, first and second mass portions, first and second ports on the body portion connected to the interior cavity, a third port inside the body portion connected to the interior cavity and configured to receive the second mass portion, a port sleeve inside the second port and configured to receive the first mass portion, and a filler material inside the interior cavity and coupled to the port sleeve and coupled to a back surface of the face portion. The port sleeve is moveable inside the second port toward and away from the face portion. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are generally described herein. In one example, a golf club head includes a face portion and a body portion having an interior cavity. The face portion includes a front surface, a back surface, a face center portion, and a back groove portion on the back surface. The back groove portion at least partially surrounds the face center portion. A mass portion located on the toe side of the body portion is coupled to the body portion and includes a material having a greater density than a material of the body portion. A port on the body portion is connected to the interior cavity. A filler material is in the interior cavity and is injected into the interior cavity from the port. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are generally described herein. In one example, a golf club head includes a body portion having an interior cavity and a face portion, first and second mass portions, first and second ports on the body portion connected to the interior cavity, a third port inside the body portion connected to the interior cavity and configured to receive the second mass portion, a port sleeve inside the second port and configured to receive the first mass portion, and a filler material inside the interior cavity and coupled to the port sleeve and coupled to a back surface of the face portion. The port sleeve is moveable inside the second port toward and away from the face portion. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are generally described herein. A golf club head includes a face portion having an outer face portion surrounding a face opening and a face insert portion coupled to the outer face portion to close the face opening. A front groove and a back groove are located at a front surface and a back surface of the face portion, respectively. The front and back grooves define an inner area portion for striking a golf ball. The front and back grooves are configured to enhance deflection and rebounding of the inner area portion during impact with the golf ball. The front groove has a groove length that is the same or about the same as a groove length of the back groove. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a body portion with a bottom portion comprising a toe-side wall, a heel-side wall, a center portion between toe-side and heel-side walls, a wall portion extending into an interior cavity of the body portion from an inner surface of the bottom portion, a weight portion, a weight port on the bottom portion located between the wall portion and a face portion. The weight port is configured to receive the weight portion. A polymer material is between the weight port and the wall portion. A rear portion of the polymer material is coupled to the wall portion and a front portion of the polymer material is coupled to the weight port. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a body portion having a face portion for striking a golf ball and an enclosed interior cavity. A filler material may be inside the interior cavity and may reinforce the face portion. The filler material may include a low density polymer material to enable discretionary mass placement to other areas of the golf club head to improve certain mass properties of the golf club head. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are generally described herein. In one example, a golf club head includes a body portion with a back portion having a back wall portion including a ledge portion defined by a portion of the back wall portion extending outward, a face portion, a filler material in an interior cavity of the body portion, a mass portion, a first port above the ledge portion and a second port below the ledge portion configured to receive the mass portion. The ledge portion extends from a location at a center portion of the back wall portion toward the toe portion edge and toward the heel portion edge. The diameter of the second port is greater than a diameter of the first port. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are generally described herein. In one example, a golf club head includes a face portion and a body portion having an interior cavity. The face portion includes a front surface, a back surface, a face center portion, and a back groove portion on the back surface. The back groove portion at least partially surrounds the face center portion. A mass portion located on the toe side of the body portion is coupled to the body portion and includes a material having a greater density than a material of the body portion. A port on the body portion is connected to the interior cavity. A filler material is in the interior cavity and is injected into the interior cavity from the port. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a body portion having a bottom portion, a toe portion, a heel portion, a front portion, a rear portion, an interior region, and a crown portion. The crown portion may have a first opening and a second opening. The crown portion may have a reinforcement portion extending between and separating the first opening and the second opening. The golf club head may include a cover portion attached to the crown portion. The cover portion may cover the first opening, the second opening, and the reinforcement portion. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are described herein. In one example, a golf club head includes a body portion having an interior cavity, a back opening portion, a back cover portion covering the back opening portion, a filler material at least partially filling the interior cavity, a first mass portion coupled to the back cover portion, and a second mass portion coupled to the back cover portion. The body portion may be made from a first material having a first density, and the back cover portion may be made from second material having a second density different from the first density. The diameter of the second mass portion may be greater than a diameter of the first mass portion. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are generally described herein. In one example, a golf club head includes a body portion, a face portion, a port connected to an interior cavity of the body portion, a filler material in the interior cavity, and first and second mass portions coupled to the body portion. The first mass portion is cylindrical. Each of the first and second mass portions includes a material having a different density than the body portion density. A distance from the second mass portion to a toe portion edge of the body portion is less than a distance from the first mass portion to the toe portion edge. The mass of the second mass portion varies in a top-to-sole direction. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a body portion, a first set of ports extending in a heel-to-toe direction, a second set of ports extending in a heel-to-toe direction, a first cavity portion between the first set of ports and the face portion, a second cavity portion between the second set of ports and the rear portion, a first filler material in the first cavity portion, and a second filler material in the second cavity portion. The distance between each port of the first set of ports and the face portion is less than a distance between each port of the second set of ports and the face portion. Other examples and embodiments may be described and claimed.