A Golf Club Has A Driver Golf Head With Reduce Air Resistance Variable Drain Hole And Method Thereof

Golf club with optimum moments of inertia in the vertical and hosel axes

A golf club is provided having a hollow body golf club head comprising discrete concentrations of weight or mass located away from the center of gravity or the geometric center of the club head to optimize the moment of inertia of the club head about both the vertical axis running through the center of gravity or geometric center of the club head, hereinafter referred to as the “y-axis,” and the axis running through the center of the shaft of the golf club, hereinafter referred to as the “hosel axis.” The ratio of moment of inertia of the club head about the y-axis to moment of inertia of the club head about the hosel axis is preferably 0.55. More preferably, this ratio is 0.75.

Golf club

A golf putter has a head and a shaft affixed to the head, the head having a front face for striking a ball and a rear face and is constructed and designed to assist the golfer in aligning the putter for propelling the ball to be putted in the desired direction. The head comprises a central section with a front face, the central section extending from proximate the head's front face towards the head's rear face and tapering rearward outwardly in width in plan, and a pair of side sections flanking sides of the central section, the side sections each having a front face adjacent the front face of the central section and being of a tapering configuration along the sides of the central section. The central sections and the side sections are oppositely transparent or opaque, allowing them to be visually distinguished from each other and providing visual cues for aligning the putter.

Golf club head and system

A golf club head system and a golf club head for inclusion into a golf club are provided. The golf club head includes a main body member and a secondary body member. The main body member has a striking surface, a sole portion, a crown portion, and a rear face substantially opposed to the striking surface. The main body member defines an at least substantially enclosed main body cavity. The secondary body member is attached to the main body member and extends at least substantially over the entire rear face of the main body member. The golf club head system includes two or more secondary body members, each configured for interchangeable attachment to a main body member. Each secondary body member defines an internal concavity, has a different external shape, and has a different combination of center-of-gravity and moment-of-inertia characteristics.

Golf club

A golf club of the present invention comprises at least one adjusting mechanism. In the golf club, at least two specifications can be adjusted independently of each other. Preferably, a head, a shaft, a grip, or a joined part therebetween has an adjusting mechanism ( 1 ). The head, the shaft, the grip, or the joined part has further other adjusting mechanism ( 2 ). Preferably, the adjusting mechanism ( 1 ) and the adjusting mechanism ( 2 ) can work independently of each other. The number of the adjusting mechanisms is not restricted. Since the plurality of specifications can be adjusted independently of each other, a degree of freedom of adjustability is improved. These adjusting mechanisms can improve accuracy of the adjustability. The specification capable of being adjusted is not restricted.

Wood-type golf club head with adjustable sole contour

A wood-type golf club head with an adjustable keel zone member is disclosed herein. The golf club head includes a body and an adjustable keel zone member. The body has a front portion, a crown portion and a sole portion. The body also having a heel end, a toe end and an aft end. The sole portion has only a single keel point. The adjustable keel zone member is disposed within a keel zone of the sole and located preferentially with respect to the center of gravity. The keel zone member is capable of adjusting the face angle of the wood-type golf club head.

Golf club head

A golf club head comprising a front portion, a rear portion, an upper portion and a lower portion arranged below the upper portion and vertically spaced therefrom. The upper portion of the golf club head comprises an upper port that is formed therethrough and is defined by a first inner edge 27, 127) thereof. The lower portion of the golf club head comprises a lower port, which is formed therethrough and is defined by a second inner edge thereof. Said upper and lower ports are arranged such that when an eye of a user of the golf club head is aligned therewith along a predetermined alignment axis, the second inner edge defining said lower port is fully visible to the user through said upper port.

Golf club head and system

A golf club head system and a golf club head for inclusion into a golf club are provided. The golf club head system includes two or more rear or secondary body members, each configured for interchangeable attachment to a front or main body member. Each rear body member may have a different external shape, and each rear body member may have a different combination of center-of-gravity and moment-of-inertia characteristics. The system further includes a detachable attachment element for interchangeably and detachably attaching the rear body members to the front body member. The system may further include the front body member, wherein the front body member has a striking surface.

Golf club head with composite weight port

A golf club head having a face component, a crown, and a composite sole with one or more weight ports for receiving one or more weight inserts is disclosed herein. At least part of each of the weight ports is integrally formed in the composite sole, and each of the weight ports include a weight receiving region for receiving a weight and a screw receiving region for receiving a screw that secures the weight in the weight port.

Customizable Putter Heads and Putters Including Polymeric Material as Part of the Ball Striking Surface

Putter heads have a ball striking face portion and a rear body portion (as one or more parts). These putter heads may have a D CG /B ratio of at least 0.425 (where B is the overall breadth dimension and D CG is the depth of the center of gravity). Some putter heads may include: (a) a ball striking face body member having a ball striking face with plural openings defined in its central portion; (b) a polymeric material mostly located behind an exterior surface of the ball striking face, wherein a portion of the polymeric material is exposed at the exterior surface of the ball striking face through the openings; and (c) a rear body member engaged with the ball striking face body member. Rear body members or portions thereof can be interchanged to allow for customization and/or better fitting of the putter to the user's putting stroke and/or tastes.

Method, apparatus, and system for golf product reconfiguration and selection

A computer program is disclosed for reconfiguring a property-adjustable golf club. The program receives data input corresponding to a current configuration of an adjustable feature of the golf club, and data input corresponding to trajectory adjustment information. Based on the data input, reconfiguration information is generated, and outputted, that corresponds to one of a plurality of configurations of the adjustable feature of the golf club.

Extreme weighted hybrid and other wood-type golf clubs and golf club heads

Wood-type golf club heads include: (a) a club head body member defining an interior chamber; (b) a weight system engaged with a rear perimeter portion of the club head body member; and (c) a connection system connecting the weight system with the club head body (e.g., with the rear of the ball striking face portion). The club heads further may include one or more damping members in the interior chamber to alter the sound and/or otherwise attenuate a vibrational response of the club head. The damping members may extend between the ball striking face and the weight system, and optionally may engage the connection system. The damping member(s) may constitute a foam material compressed within the interior chamber of the club head. Methods of making such golf club head structures also are described.

Fairway wood center of gravity projection

A golf club head includes a body defining an interior cavity. The body includes a sole positioned at a bottom portion of the golf club head, a crown positioned at a top portion, and a skirt positioned around a periphery between the sole and crown. The body has a forward portion and a rearward portion. The club head includes a face positioned at the forward portion of the body. The face defines a striking surface having an ideal impact location at a golf club head origin. Embodiments include club heads for a fairway wood that at least one of a high moment of inertia, a low center-of-gravity, a thin crown and a high coefficient of restitution.

Interchangable shaft and club head connection system

Disclosed herein is a golf club including a shaft, a club head and several devices for releasably connecting the shaft to the club head.

Customizable center-of-gravity golf club head

A metal golf club head that allows a user to customize the location of the center of gravity. The metal golf club head comprises a hollow body with a weighting port. The weighting port allows a user to place weighting material inside the hollow body, customizing the location of the center of gravity, the swing weight, the total weight, and the balance of the golf club.

Golf club head and golf club

An intersection point between a shaft axis Z 1 and a sole surface 18 is defined as S 1. A point S 2, a point S 3, and a point S 4 are set on the sole surface 18. An intersection point between a straight line passing through a center of gravity of the head and being perpendicular to the horizontal plane and the sole surface 18 is defined as G 1. A point R 1, a point R 2, a point R 3, and a point R 4 are set on the sole surface 18. A section A 1 and a section A 2 are set based on the points. An angle between the shaft axis Z 1 and a ground plane is defined as θ. The angle θ exists so that at least a point belonging to the section A 1 and at least a point belonging to the section A 2 are brought into contact with the ground plane.

Golf club head with composite weight port

A golf club head having a face component, a crown, and a composite sole or a composite body patch with one or more weight ports for receiving one or more weight inserts is disclosed herein. At least part of each of the weight ports is integrally formed in the composite sole or composite body patch, and each of the weight ports includes an upper edge, a lower edge, and a wall having a variable thickness and varying radius.

Golf coupling mechanisms and related methods

Embodiments of golf coupling mechanisms are presented herein. Other examples and related methods are also disclosed herein.

Weight member for a golf club head

A weight member for removable attachment to a weight port of a golf club head is provided. The weight member comprises a head that has a tool mating port for operatively receiving a portion of a fastening tool. The weight member further comprises a shaft that is associated with the head such that the shaft terminates at an end surface. The shaft has a threaded external surface and a non-threaded internal bore that extends from the end surface.

Golf Club

The present invention is an improved golf club intended to be used for chipping. The club is a long-shafted iron with a wedge-type head having a high lie angle and an extended grip. When used is a pendulum fashion like a long shaft putter, the club's head has a greater chance of staying within the desired impact zone during the swing. The club according to the invention comprises a club head with a lie angle of at least about 64 degrees, preferably about 67 degrees, most preferably about 72 degrees, a shaft, and a grip, the overall length of the club at least about 44-inches.

Golf Club and Golf Club Head Structures

A golf club head has a body defining a ball striking face. The body further has a first leg extending away from the ball striking face and a second leg extending away from the ball striking face wherein a void is defined between the first leg and the second leg. The body further defines a cover that extends over the void. The golf club head may further have support structures and adjustable weight members.

Integrally Formed Golf Club

An integrally formed golf club comprising: a golf club head and a golf shaft, wherein the golf club head including a club head component formed by casting, the casted club head component has a club head surface formed by forging, the golf shaft is formed by drawing the casted club head component, and is integrally formed with the casted club head component. It thus the integrally formed golf club has characteristics of excellent distributed strength and no partial concentration of applied force, it thus the accuracy of direction and the ability of control is improved.

Wood-type golf club head with adjustable sole contour

A golf club comprising an adjustable fitting member semi-permanently attached rearwardly on a sole is disclosed herein. The fitting member can be rotated to adjust the measured and perceived face angle of the golf club head at address without changing the relative relationship of the club with respect to the shaft, which would alter the lie and loft of the golf club head.

Golf Club Assembly and Golf Club with Aerodynamic Features

A golf club includes a shaft and a club head. The club head includes a body member having a ball striking face, a heel, a toe, a back, a crown, a sole, and a hosel region located at the intersection of the ball striking face, the heel and the crown. The sole includes a channel extending from the hosel region toward the toe. An insert is received within the channel. The club head further includes means for detachably securing the insert to the channel. A second insert configured for being received within the channel may be provided.

Golf club head with adjustable weighting, customizable face-angle, and variable bulge and roll face

A customizable golf club head is disclosed herein. The customizable golf club head includes a body comprising a crown and a sole and a removable skid plate attached to the sole, wherein the removable skid plate affects the face angle of the golf club head at address. The face angle of the golf club can be further altered by removing the first skid plate and replacing it with a second skid plate having a structure that, when the second skid plate is affixed to the golf club head, causes the golf club head to have a different face angle at address.

Club Head with External Hosel

An adjustable golf club head and method of manufacturing the adjustable golf club head. The adjustable golf club head consists of a striking face, a soleplate, a crown, and a skirt connecting the face, the soleplate and the crown with the flange and hosel assembly being adjustably attached to the skirt. The flange and hosel assembly may be moved: laterally, tilted, vertically, both laterally and vertically, allowing for the optimization of one or more of the following specifications—loft angle, lie angle, face angle, center of gravity and face progression.

Weight screw

A screw comprising a drive part, a threaded part, and a retaining ring is disclosed herein. Each of the drive part and the threaded part comprises a plurality of interface surfaces that transmit torque from the drive part to the threaded part and prevent the parts from disengaging from one another during use. Each plurality of interface surfaces forms one or more geometric shapes that create additional friction between the drive and threaded parts, and may further include mating pins and holes to prevent the parts from detaching from one another. The retaining ring, which removably connects the screw to a wrench during assembly of the screw with a receptacle, is disposed within a cavity formed when the drive part is assembled with the threaded part.

METHOD OF MANUFACTURING A STRIKING FACE OF A GOLF CLUB HEAD

An improved striking face of a golf club head and a method of manufacturing thereof is disclosed herein. More specifically, the present invention discloses an improved method of stamped forging variable face geometry onto the rear surface of a striking face from a frontal portion of the striking face; wherein the improved process allows for more precise finished parts with less need for complicated machining. The resulting striking face of a golf club head comprises of a substantially planar frontal surface and a substantially non-planar rear surface, wherein the substantially non-planar rear surface is created via a stamped forging process while the substantially planar frontal surface is created via a machining process. 1. A method of forming a striking face of a golf club head comprising:placing a pre-form face insert between a top punch and a bottom cavity; said top punch having a protrusion and said bottom cavity having a depression,compressing said top punch against said bottom cavity to alter a shape of said pre-form face insert to create a substantially non-planar rear surface; andmachining off excess material from a top punch side of said pre-form face insert to create a substantially planar frontal surface;wherein said substantially non-planar rear surface of said pre-form face insert has a non-symmetrical shape about its vertical dividing line, said vertical dividing line defined as a line drawn vertically through the crown and sole portion of said face insert passing through a face center.2. The method of forming the striking face of a golf club head of claim 1 , further comprising: heating said pre-form face insert to a temperature of about 830° C. before placing said pre-form face insert between said top punch and said bottom cavity.3. The method of forming the striking face of a golf club head of claim 2 , wherein said step of heating said pre-form insert to about 830° C. lasts for about 300 seconds.4. The method of forming a striking face of a golf ...

GOLF CLUB HEADS WITH VARIABLE FACE THICKNESS

A club head with a variable face thickness includes a body having a toe, heel, sole, and top portion. The loft angle LA and the club head mass mh satisfy mh=2.1 g/degree*LA+a, where 190 gmh*9.3 cm. In one aspect, a face insert including the striking face has a mass mf such that mf/mh is less than or equal to 0.22. 1. (canceled)2. A golf club head that , when oriented in a reference position , comprises:a golf club head main body having a toe, a heel opposite the toe, a sole, and a top portion opposite the sole;a loft angle LA; [{'br': None, 'i': mh=', 'a;, '2.1 g/degree*LA+and'}, {'br': None, 'i': 'a<', '190 g<210 g;'}], 'a golf club head mass mh, whereina blade length less than 80 mm; a central region including the face center;', 'an intermediate region at least partially surrounding the central region;', 'an upper region above the central region;', 'a lower region below the central region; and', 'a toe region toe-ward of the central region,', 'wherein each of the central region, the upper region, the lower region, and the toe region comprises a maximum width and an average thickness and the intermediate region is disposed between the central region and each of the upper region, the lower region, and the toe region,', 'wherein the intermediate region has an average thickness greater than that of each of the central region, the upper region, the lower region, and the toe region; and', 'wherein at least one of the toe region, the upper region, and the lower region comprises, on a rear surface thereof, an elongate groove having a ...

Golf club and golf club head structures

A golf club head has a body defining a ball striking face. The body further has a rear portion comprising a plurality of side walls and a planar lower portion. The plurality of side walls extend downward from a top of the golf club head towards the planar lower portion. The body further comprises a cover extending over the rear. The body further defines a gap between the cover and the planar portion.

GOLF CLUB HEAD WITH SOLE RAILS

A golf club head, when oriented in a reference position, includes: a striking face; a top portion; and a sole portion opposite the top portion. The sole portion includes a leading edge, a trailing edge, at least one sole rail generally elongate in a front-to-rear direction, and a sole contact point located on the at least one sole rail. In a virtual vertical plane extending in the front-to-rear direction and passing through the sole contact point, (i) the sole portion includes a sole length Ls measured in the front-to-rear direction from the leading edge to the trailing edge and (ii) the sole contact point is spaced rearwardly from the leading edge by a distance D no greater than 0.8*Ls. 1. A golf club head that , when oriented in a reference position , comprises:a striking face;a top portion; anda sole portion opposite the top portion, the sole portion comprising a leading edge, a trailing edge, at least one sole rail generally elongate in a front-to-rear direction, and a sole contact point located on the at least one sole rail, the sole portion includes a sole length Ls measured in the front-to-rear direction from the leading edge to the trailing edge; and', {'b': '1', 'the sole contact point is spaced rearwardly from the leading edge by a distance D no greater than 0.8*Ls; and'}], 'wherein, in a virtual vertical plane extending in the front-to-rear direction and passing through the sole contact pointwherein, in the reference position and along the virtual vertical plane, a vertical distance between the sole portion and a virtual ground plane increases both forward and rearward of the sole contact point.2. The golf club head of claim 1 , further comprising a loft between 14 degrees and 26 degrees.3. The golf club head of claim 1 , wherein the sole length Ls is no less than 35 mm.41. The golf club head of claim 1 , wherein D is no greater than 0.5*Ls.51. The golf club head of claim 4 , wherein D is no greater than 0.25*Ls.61. The golf club head of claim 1 , wherein ...

GOLF CLUB HEAD WITH EXTERNAL AND INTERNAL RIBS

A hollow-type golf club head, when oriented in a reference position, includes: a striking wall; a sole portion; a top portion having an exterior surface and an interior surface; a hosel extending from the top portion and defining a hosel axis; and a plurality of external ribs located on the exterior surface of the top portion. The plurality of external ribs are each generally elongate in a front-to-rear direction, and at least one internal rib is located on the interior surface of the top portion and is generally elongate in the front-to-rear direction. The at least one internal rib is spaced from the plurality of external ribs by a distance D no less than 2 mm as considered in top view of the club head. 1. A hollow-type golf club head that , when oriented in a reference position , comprises:a striking wall;a sole portion;a top portion having an exterior surface and an interior surface;a hosel extending from the top portion and defining a hosel axis;a plurality of external ribs located on the exterior surface of the top portion, the plurality of external ribs each being generally elongate in a front-to-rear direction; and{'b': '1', 'at least one internal rib located on the interior surface of the top portion and being generally elongate in the front-to-rear direction, the at least one internal rib being spaced from the plurality of external ribs by a distance D no less than 2 mm as considered in top view of the club head.'}21. The golf club head of claim 1 , wherein the distance D is no less than 4 mm.3. The golf club head of claim 1 , wherein the plurality of external ribs converge in a rearward direction.4. The golf club head of claim 1 , wherein the plurality of external ribs comprises at least three ribs.52. The golf club head of claim 1 , wherein the plurality of external ribs are spaced from each other by a distance D no less than 10 mm.63. The golf club head of claim 1 , wherein the striking wall further comprises a striking face configured to impact a golf ...

Golf Clubs and Golf Club Heads Having Interchangeable Rear Body Members

Golf club heads (e.g. drivers, fairway woods, wood-type hybrid clubs, or the like) according to at least some example aspects of this invention include a striking face and a rear portion opposite the striking face, the rear portion defining an opening to an interior cavity. A rear body member configured to be inserted into the opening is engaged with the rear portion of the club head. The rear body member may include multiple rear body parts that may be removable and/or interchangeable to permit flexibility in controlling the weight distribution of the golf club head. 1. A golf club head comprising:a club head body made from one or more parts, the club head body including a heel portion, a toe portion, a top portion, a sole portion, and a striking face, wherein the club head body defines an interior cavity and further defines an opening to the interior cavity, wherein the opening is located in a rear portion of the club head body away from the striking face and is defined by an upper surface adjacent the top portion and a lower surface adjacent the sole portion;a rear body member removably engageable with the club head body, and configured to at least partially cover the opening to the interior cavity of the club head body;wherein the opening to the interior is offset toward the heel portion of the club head body.2. The golf club head of claim 1 , wherein the rear body member forms a portion of the sole portion or the top portion of the club head body.3. The golf club head of claim 1 , wherein the club head body and the rear body member have corresponding surfaces to at least partially secure the rear body member to the club head body.4. The golf club head of claim 1 , wherein the club head comprises a support beam;wherein the support beam extends from the upper surface to the lower surface of the opening.5. The golf club head of claim 3 , wherein the support beam and the rear body member comprise a means of being secured and released from each other selected from ...

GOLF CLUB HEADS

Some disclosed golf club heads include body having at least one raised sole portion and a cantilevered ledge extending down around a perimeter of the club head below the level of the raised sole portion. Some disclosed golf club heads include one or more sole openings in the body and a sole insert that is mounted inside the body over the sole openings. The sole can include weight tracks as well, and a rear weight track can extend between a toe side sole opening and a heel side sole opening. A crown insert can also be included that is mounted over an upper opening in the body. 120-. (canceled)21. A wood-type golf club head comprising:a body having a front side, a rear side, a top side, a bottom side, a toe side, and a heel side, the body comprising a face positioned at the front side of the club head, a hosel positioned at the heel side of the club head, a sole positioned at the bottom side of the club head, and a crown positioned at the top side of the club head;{'sup': 3', '3, 'wherein the club head has an interior cavity within the body and the club head has a volume of from about 350 cmto about 600 cm;'}wherein the sole comprises a front ground contact portion adjacent the face and a raised sole portion rearward of the front ground contact portion;wherein the raised sole portion has a heel end that is bounded by a heel portion of the body, a toe end that is bounded by a toe portion of the body, and a mid portion that is positioned below the heel end and toe end when the club head is a normal address position;wherein the heel portion of the body extends below the heel end of the raised sole portion and the toe portion of the body extends below the toe end of the raised sole portion;wherein the raised sole portion has an average heel-toe curvature measured midway between a frontward most portion of the body and a rearward most portion of the body and extending through the heel end, the mid portion, and the toe end of the raised sole portion;wherein the body defines ...

GOLF CLUB HEAD

A putter-type golf club head, when oriented in a reference position, includes a main body, a weight insert, a center of gravity CG with a center of gravity depth CGD, a golf club head length L from a forwardmost extent of the golf club head to its rearwardmost extent, and a ratio of CGD/L no more than 0.30. The main body includes a front portion having a face defining a face plane, a rear portion extending rearwardly from the front portion, a heel, and a toe opposite the heel. The weight insert, which is denser than the main body, includes an insert CG that is located rearwardly from the face plane by a distance no greater than 1.0 cm. 1. A putter-type golf club head that , when oriented in a reference position , comprises: a front portion having a face defining a virtual face plane, the face including a forward-most extent of the front portion;', 'a rear portion extending rearwardly from the front portion and having a rearward-most extent of the golf club head;', 'a heel; and', 'a toe opposite the heel;, 'a main body includinga weight insert that is denser than the main body and includes an insert CG located rearwardly from the virtual face plane by a distance no more than 1.0 cm;a golf club head center of gravity CG including a CG depth CGD that is measured along a depth axis that passes through the CG and is normal to the virtual face plane, the CGD being no greater than 25.0 mm;a golf club head length L measured in a front to rear direction from the forward-most extent of the front portion to the rearward-most extent of the rear portion;a ratio of CGD/L of at most 0.30.2. The golf club head of claim 1 , wherein:the face includes a heel side recess and a toe side recess and a heel insert received in the heel side recess; and', 'a toe insert received in the toe side recess., 'the weight insert comprises3. The golf club head of claim 2 , wherein the heel insert has a first volume and the toe insert has a second volume that is substantially equal to the first volume ...

Golf Clubs Having Weighting System With Movable Weights

Golf clubs having weighting systems with movable weights are disclosed. In one embodiment, the golf club head includes: a main body having a periphery; and a weighting system including a movable weight, wherein the weighting system is configured to allow the weight to move between: a first position inward of the periphery of the main body; and a second position wherein at least a portion of the weight is located outward of the periphery of the main body. In other cases, the movable weight need not be movable to a position that is outward of the periphery of the main body.

Method for Manufacturing a Striking Faceplate of a Golf Club Head

A method for manufacturing a striking faceplate of a golf club head is disclosed in the present invention including the steps of preparing a plate material having an original thickness of 2-7 mm, where the plate material comprises a first surface and a second surface opposite to the first surface, and the first surface has a forming area and a peripheral area surrounding the forming area; pressing and shaping the plate material to form an uneven thickness structure at the forming area, where a maximal thickness is formed between the first surface and the second surface of the plate material, and the maximal thickness is larger than the original thickness of the plate material; and milling the second surface of the plate material obtained from the pressing and shaping step to form a striking face, where the weight of the plate material obtained from the milling step is 30-65% of the weight of the plate material of the preparing step. 1. A method for manufacturing a striking faceplate of a golf club head , comprising the steps of:preparing a plate material having an original thickness of 2-7 mm, wherein the plate material comprises a first surface and a second surface opposite to the first surface, and wherein the first surface has a forming area and a peripheral area surrounding the forming area;pressing and shaping the plate material to form an uneven thickness structure at the forming area, wherein a maximal thickness is formed between the first surface and the second surface of the plate material, and wherein the maximal thickness is larger than the original thickness of the plate material; andmilling the second surface of the plate material obtained from the pressing and shaping step to form a striking face, wherein the weight of the plate material obtained from the milling step is 30-65% of the weight of the plate material of the preparing step.2. The method for manufacturing the striking faceplate of the golf club head as claimed in claim 1 , wherein the ...

GOLF CLUB HEAD

A golf club head has a striking face with a plurality of scorelines including a first scoreline and a second scoreline adjacent thereto. The striking face also has a plurality of auxiliary grooves each spaced from the scorelines. In a first imaginary vertical plane, a first path is formed by a first intersection between the first imaginary vertical plane and the striking face, and the auxiliary grooves have a first concentration no less than 0.17 measured between the first and second scorelines. A second imaginary vertical plane is horizontally spaced from the first imaginary plane. A second path is formed in the second imaginary vertical plane by a second intersection between the second imaginary vertical plane and the striking face. The auxiliary grooves in the second imaginary vertical plane have a second concentration that is different from the first concentration measured between the first and second scorelines. 1. A method of manufacturing a golf club head comprising:providing a striking face having a plurality of scorelines including at least a first scoreline and a second scoreline adjacent the first scoreline;laser-milling a first arrangement of at least three spaced apart texture elements that are each elongate in a first direction of elongation and aligned with each other in a first alignment direction that is the same as the first direction of elongation, the at least three texture elements interspersed between the plurality of scorelines, a first path is defined by a first intersection of the imaginary vertical plane and the striking face; and', 'the at least three texture elements has a first concentration no less than 0.17 measured over the first path and between edges of the first scoreline and the second scoreline., 'wherein, in a first imaginary vertical plane generally perpendicular to the striking face and passing through the first scoreline and the second scoreline2. The method of claim 1 , wherein the at least three texture elements are spaced ...

Dynamic, multi-impact golf club assist device

A dynamic, multi-impact golf club assist device for a golf driver is disclosed. The dynamic, multi-impact golf club assist device golf driver includes multiple pistons slidably mounted in the driver head along an axis of impact of the driver head with a ball. The device may be used with a new or existing driver head provided on a shaft. 1. A dynamic , multi-impact golf club assist device for a golf driver comprising:(a) a plurality of chambers from the rear of the golf driver through to the face of the golf driver;(b) a plurality of encased pistons slidably mounted in said encasement of the pistons; and(c) a means for removably attaching the plurality of encased pistons into the chambers of the driver head along an axis of impact of said driver head with a ball.2. The device in wherein the Piston is further comprised of an encasement filled with a movable element/material.3. The device of wherein the movable element/material is selected from the group consisting of a spherical weight; an abacus-like disks; a granular weights; and a gel pack.4. The multi-impact golf driver of wherein said plurality of pistons comprises a third piston provided adjacent to said center area.5. The multi-impact golf driver of wherein said plurality of pistons comprises a fourth piston provided adjacent to said center area.6. The device of wherein the means for removably attaching the plurality of pistons into the chambers of the driver head is selected from the group consisting of a plurality of threaded grooves; a plurality of barbs; an adhesive; at least one circumferential ribs; a knurling configuration and a press fit.7. The device of wherein the means for removably attaching the plurality of pistons into the chambers of the driver head is a plurality of threaded grooves.8. The device of wherein the means for removably attaching the plurality of pistons into the chambers of the driver head is a plurality of barbs.9. The device of wherein the means for removably attaching the ...

GOLF CLUB HEAD

A head includes a head body m and a recessed-part forming member b. The head body m includes an opening hs for a recessed part, and a receiving part x formed on at least a part of a periphery of the opening hs for a recessed part. The recessed-part forming member b is fixed to the opening hs for a recessed part. A recessed part R is formed on an outer surface of the head by the recessed-part forming member b. The recessed-part forming member b is formed separately from the head body m. The recessed-part forming member b includes an outer extension part y. The outer extension part y is supported by the receiving part x. The head is hollow. 1. A hollow golf club head comprising a head body and a recessed-part forming member , whereinthe head body includes an opening for a recessed part and a receiving part formed on at least a part of a periphery of the opening for a recessed part,the recessed-part forming member is fixed to the opening for a recessed part, and a recessed part is formed on an outer surface of the head by the recessed-part forming member,the recessed-part forming member is formed separately from the head body,the recessed-part forming member includes an outer extension part, andthe outer extension part is supported by the receiving part.2. The golf club head according to claim 1 , whereinthe head body includes a sole and a crown,the head body is produced by casting,the recessed-part forming member is attached to the sole, and{'b': '1', 'a shortest distance T between the recessed-part forming member and the crown is equal to or less than 30 mm.'}3. The golf club head according to further comprising a weight body claim 1 , whereinthe weight body is disposed on the recessed part in a detachable state.4. The golf club head according to claim 3 , further comprising a socket claim 3 , whereinthe socket is fixed in the recessed part,relative rotation of an angle θ can be performed between the weight body and the socket,the weight body can be attached to the ...

GOLF CLUB HEADS AND METHODS TO MANUFACTURE GOLF CLUB HEADS

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 toe portion, a heel portion, a top portion, a sole portion, a back portion, and a front portion. The golf club head may include an interior cavity. Other examples and embodiments may be described and claimed. 120-. (canceled)21. A golf club head comprising:a plurality of weight portions made of a first material, the plurality of weight portions being associated with a total weight portion mass; anda body portion made of a second material, the body portion having a face portion, a toe portion, a top portion, a sole portion, an interior cavity extending between the top and sole portions, and a back portion with a plurality of exterior weight ports having a first set of exterior weight ports and a second set of exterior weight ports along a periphery of the back portion, each of the plurality of exterior weight ports is associated with a port diameter and configured to receive at least one weight portion of the plurality of weight portions, an elastic polymer material injection molded in the interior cavity to structurally support the face portion during impact with a golf ball,wherein the first set of weight ports is located at or proximate to at least one of the top portion or the toe portion, and the second set of exterior weight ports is located at or proximate to at least one of the sole portion or the toe portion,wherein any two adjacent exterior weight ports of the first set of exterior weight ports are separated by less than the port diameter, and any two adjacent exterior weight ports of the second set of exterior weight ports are separated by less than the port diameter, andwherein more than 50% of the total weight portion mass is located below a horizontal midplane of the golf club head.22. A golf club head as defined in claim 21 , wherein the interior cavity comprises a cavity separating ...

GOLF CLUB HEAD

A golf club head comprises a body having a face, a crown and a sole together defining an interior cavity. The body having a channel located on the sole and extending generally from a heel end of the body to a toe end of the body. A weight member movably positioned within the channel such that a position of the weight member within the channel is able to be adjusted, thereby adjusting a location of a center of gravity of the body. Additionally, adjustment of the weight member provides a maximum x-axis adjustment range of the position of the center of gravity (Max ΔCGx) that is greater than 2 mm and a maximum z-axis adjustment range of the center of gravity (Max ΔCGz) that is less than 2 mm. 1. A golf club head comprising:a body having a face, a crown and a sole together defining an interior cavity,the body having a channel located on the sole and extending generally from a heel end of the body to a toe end of the body, wherein the distance between a first vertical plane intersecting a center of the face and the channel is less than about 50 mm over a full length of the channel;at least one weight movably positioned within the channel, wherein a position of the at least one weight within the channel is able to be adjusted;an installation cavity for installing the weight, and wherein the installation cavity is incorporated into a useable portion of the channel; andat least one ledge extending within the channel generally from a heel end of the channel to a toe end of the channel, and wherein the at least one weight is configured to clamp onto the at least one ledge.2. The golf club head of claim 1 , wherein the channel includes a heel end claim 1 , a toe end claim 1 , a front channel wall claim 1 , and a rear channel wall.3. The golf club head of claim 2 , wherein the useable portion of the channel extends from the heel end of the channel to the toe end of the channel.4. The golf club head of claim 1 , wherein the installation cavity includes a recessed surface to ...

Golf Club Face Insert

A resilient face insert for a golf club head, preferably a putter head, is disclosed herein. In particular, the face insert comprises a plurality of hinge features spaced from a striking surface to ensure consistent ball speed across the striking surface. At least a portion of each hinge feature extends parallel to the striking surface without making contact with the striking surface. In the preferred embodiment, each hinge feature comprises a tab portion that is spaced from the striking surface by a stem portion and that extends parallel to the striking surface. The hinge features may be co-molded with a polymeric backing material in order to further improve performance of the face insert. 1. A golf club face insert comprising:a striking plate comprising a base portion, a plurality of hinge features, a plurality of through-holes, and a first thickness,wherein each of the plurality of hinge features comprises a stem portion that extends approximately perpendicular to the base portion and a tab portion that is spaced from the base portion by the stem portion and extends approximately parallel to the base portion without making contact with the base portion, andwherein each of the plurality of through-holes is at least partially disposed beneath one of the tab portions of the plurality of hinge features.2. The golf club face insert of claim 1 , further comprising a backing portion affixed to the striking plate.3. The golf club face insert of claim 2 , wherein the striking plate is composed of a first material claim 2 , and wherein the backing portion is composed of a second material that is different from the first material.4. The golf club face insert of claim 2 , wherein the striking plate comprises a first thickness claim 2 , and wherein the backing portion comprises a second thickness that is greater than the first thickness.5. The golf club face insert of claim 2 , wherein the backing portion is composed of a polymeric material and is co-molded with the striking ...

GOLF CLUB HEAD

A golf club head comprises a head main body , a weight member and a fixing member . The head main body is provided with a convex portion protruding toward the outside of the head. The weight member is provided with a through hole , and disposed outside the head main body so that the convex portion is positioned in the through hole. The fixing member is welded to the head main body in a state in which the fixing member covers at least a part of the weight member from the outer side of the head. A securing portion for fixing the weight member to the head main body is formed between the through hole and the convex portion. 2. The golf club head according to claim 1 , whereinthe securing portion is a weld bead united with the convex portion.3. The golf club head according to claim 1 , whereinthe through hole has an inside opening and an outside opening on the head main body side and on the outer side of the head, respectively, anda cross-sectional area of the through hole is larger at the outside opening than at the inside opening.4. The golf club head according to any one of claim 1 , whereinthe through hole has an inside opening and an outside opening on the head main body side and on the outer side of the head, respectively, andthe through hole have a tapered portion whose cross-sectional area is gradually decreased from the outside opening toward the head main body.5. The golf club head according to claim 1 , whereinthe convex portion is provided in its tip end side with a tapered part.6. The golf club head according to claim 1 , whereinthe through holes is formed in a central portion in the longitudinal direction of the weight member.7. The golf club head according to claim 1 , whereinthe specific gravity of the weight member is greater than the specific gravity of the fixing member which is greater than the specific gravity of the head main body.8. The golf club head according to claim 1 , whereinweldability between the head main body and the fixing member is ...

Golf club head

A head 2 includes a face part 4 . The face part 4 includes a plurality of constant thickness regions S 1 and S 2 , and a plurality of thickness transition regions R 1 , R 2 and R 3 . The constant thickness regions include a first constant region S 1 and a second constant region S 2 which is thinner than the first thickness region S 1 . The thickness transition regions R 1 , R 2 and R 3 which are adjacent to each other is disposed between the first constant region S 1 and the second constant region S 2 . The thickness transition regions adjacent to each other have different thickness change rates from each other.

HOLLOW GOLF CLUB HEAD

A head includes a face and a sole . The face has a face center Fc. The sole includes a groove extending from a toe side to a heel side. The whole groove is located below the face center Fc. A bottom part of the groove is curved so that it projects to a lower side along a shape of the sole . A maximum value of a groove depth D of the groove is 5% or greater but 15% or less of a height of a center of gravity of the head. The head is a hollow golf club head. 1. A hollow golf club head comprising:a face; anda sole,wherein:the face has a face center;the sole includes a groove extending from a toe side to a heel side;the whole groove is located below the face center;a bottom part of the groove is curved so that it projects to a lower side along a shape of the sole; anda maximum value of a groove depth of the groove is 5% or greater but 15% or less of a height of a center of gravity of the head.2. The golf club head according to claim 1 , wherein the maximum value of the groove depth is equal to or less than 10% of the height of the center of gravity of the head.3. The golf club head according to claim 1 , wherein the golf club head satisfies the following item (x) claim 1 , (y) claim 1 , or (z):(x) the groove depth is gradually decreased as the groove depth approaches a toe end in a toe side end part of the groove, and the groove depth becomes zero in the toe end;(y) the groove depth is gradually decreased as the groove depth approaches a heel end in a heel side end part of the groove, and the groove depth becomes zero in the heel end;(z) the groove depth is gradually decreased as the groove depth approaches the toe end in the toe side end part of the groove, and the groove depth becomes zero in the toe end; and the groove depth is gradually decreased as the groove depth approaches the heel end in the heel side end part of the groove, and the groove depth becomes zero in the heel end.4. The golf club head according to claim 1 , wherein the maximum value of the groove ...

Golf club head

It is an object of the present invention to provide a golf club head being lightweight and having a high strength. A head 2 includes a face 4, a sole 8, and a crown 6. The face 4 includes a face surface fs and a face back surface fr. A plurality of projections (A) are provided on the face back surface fr. The projections (A) are point-like in a planar view. An optional first direction and a second direction orthogonal to the first direction are defined in the planar view. Preferably, arrangement regularity of the projections (A) in the second direction is higher than arrangement regularity of the projections (A) in the first direction. Preferably, the first direction is a longitudinal direction; and the second direction is a lateral direction.

Golf club heads with ribs and related methods

A golf club head comprising a ribbed region on at least one of a heel portion, a toe portion, sole, or crown. The ribbed region comprises a ribbed wall with an interior surface facing an interior of the golf club head, and a ribbed wall exterior facing an exterior of the golf club head. The ribbed region further comprises at least one rib protruding from the ribbed region. The first rib comprises a first rib length measured along a rib centerline of the first rib, a first rib interior section located at the ribbed wall interior surface, and a first rib exterior section located at the ribbed wall exterior surface.

GOLF CLUB HEADS AND METHODS TO MANUFACTURE GOLF CLUB HEADS

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 toe portion, a heel portion, a top portion, a sole portion, a back portion, and a front face portion. The body portion may comprise stainless steel having a density between 7.0 and 8.3 grams per cubic centimeter and a tensile strength between 600 million and 800 million Newtons per square meter. The golf club head may include an interior cavity and a plurality of weight portions. The interior cavity may be filled with an elastic polymer material. Other examples and embodiments may be described and claimed. 1. A golf club head comprising:a body portion having a toe portion, a heel portion, a top portion, a sole portion, and a front portion having a face portion with a front surface and a back surface, the face portion having a thickness between the front and back surfaces of less than or equal to 1.905 millimeters (0.075 inch);a first weight portion having a first mass;a second weight portion having a second mass greater than the first mass, the second weight portion located at or below a horizontal midplane of the body portion;an interior cavity extending between the top and sole portions;at least one port on the body portion, the at least one port configured to receive the first weight portion;an elastic polymer material in the interior cavity, andwherein the body portion comprises stainless steel having a density of between 7.0 grams per cubic centimeter and 8.3 grams per cubic centimeter, and a tensile strength between 600 million Newtons per square meter (600 Megapascals) and 800 million Newtons per square meter (800 Megapascals).2. A golf club head as defined in claim 1 , wherein the body portion comprises stainless steel having a yield strength between 500 Newtons per square meter (500 Megapascals) and 700 million Newtons per square meter (700 Megapascals).3. A golf club head as defined in ...

GOLF CLUB WITH MILLED STRIKING FACE

A golf club is disclosed that has a golf club head with a face having peaks or ridges and deep grooves or valleys. The deep grooves or valleys promote improved “feel” and/or reduced “smash factor” which may be particularly desirable when the golf club head comprises a putter face. The deep grooves or valleys may eliminate the need for costly soft metal alloy faces and/or polymeric or other resilient inserts between the face and the body of the golf club head. 1. A putter-type golf club comprising:a shaft having a grip at a proximal end of the shaft, and a putter head attached to a distal end of the shaft;the putter head further comprising:a heel, a toe opposite the heel, a sole, a top line opposite the sole, and a forwardly-facing striking face,the striking face including:a first groove pattern comprising a plurality of arcuate first grooves, each of the arcuate first grooves having, in a preferred hitting zone of the striking face, a depth of 0.010-0.018 inches and a width, as measured along a line perpendicular to a tangent of each of the arcuate first grooves, of 0.004-0.008 inches.2. The golf club of wherein the striking face includes a second groove pattern comprising a plurality of arcuate second grooves claim 1 , wherein the second groove pattern is overlaid onto the first groove pattern claim 1 , and the second groove pattern comprises substantially a mirror image of the first groove pattern claim 1 , and the arcuate second grooves have claim 1 , in the preferred hitting zone claim 1 , a depth and a width substantially the same as the arcuate first grooves.3. The golf club of wherein each groove of the arcuate first grooves comprises a circular arc claim 1 , and an imaginary circle containing each arcuate groove comprises a center claim 1 , wherein the center is positioned below a center line of the striking face.4. The golf club of wherein the first groove pattern is formed substantially across the striking face.5. The golf club of wherein the top line ...

GOLF CLUB HEAD

A putter-type golf club head includes a main body. The main body includes a forward end, a rearward end opposite the forward end, a bottom portion, a top portion opposite the bottom portion, and a male-type hosel component defining a longitudinal axis that is forwardly canted relative to vertical. A face component is secured to the forward end of the main body. The face component includes a first element formed of a resilient material and a second element formed of a rigid material that is secured to the first element. A striking face generally defines a virtual striking face plane and is at least partially formed by the face component. 1. A putter-type golf club head comprising:a main body having a forward end, a rearward end opposite the forward end, a bottom portion, and a top portion opposite the bottom portion;a face component secured to the forward end of the main body, the face component including: (a) a first element comprising a resilient material; and (b) a second element comprising a rigid material; anda striking face generally defining a virtual striking face plane and being at least partially formed by the second element.2. The putter-type golf club head of claim 1 , wherein the face component comprises a thickness no less than 4.0 mm.3. The putter-type golf club head of claim 1 , wherein the second insert comprises a thickness between 2 mm and 6 mm.4. The putter-type golf club head of claim 1 , wherein the top portion comprises a top surface having an alignment feature that includes plural geometric features.5. The putter-type golf club head of claim 1 , wherein the resilient material comprises a polymeric material.6. The putter-type golf club head of claim 5 , wherein the polymeric material comprises thermoplastic urethane.7. The putter-type golf club head of claim 1 , wherein the bottom portion comprises a bottom surface that includes a medallion.8. The putter-type golf club head of claim 7 , wherein the medallion is secured to the bottom surface ...

IRON TYPE GOLF CLUB HEAD

An iron-type golf club head comprises: a head main body including a face , a hosel , a sole and a back portion extending upward from the trailing edge Te of the sole; and a weight member having a specific gravity larger than the head main body. The face is provided with score lines extending in the toe-heel direction of the head. The weight member is disposed in the sole and extends in the toe-heel direction across a position in the toe-heel direction corresponding to the center position FC of the score lines. The weight member includes a toe-side first portion extending over the sole and the back portion , and a heel-side second portion extending within the sole 2. The iron type golf club head according to claim 1 , wherein the weight member comprisesa base plate part extending in the toe-toe-heel direction of the head, while gradually increasing its width in the front-back direction of the head toward the toe of the head from the heel side, and forming a part of the sole, anda rising part extending upward from a toe-side portion of the base plate part, and forming a part of the back portion.3. The iron type golf club head greater claim 2 , wherein a thickness of the rising part is larger than a thickness of the base plate part.4. The iron type golf club head according to claim 2 , wherein the rising part has an upper edge whose contour is smoothly and convexly curved upward claim 2 , and the highest point of the contour is positioned on the toe-side of the center position of the score lines.5. The iron type golf club head according to claim 1 , wherein the boundary between the first portion and the second portion is positioned on the heel-side of the center position of the score lines.6. The iron type golf club head according to claim 2 , wherein the boundary between the first portion and the second portion is positioned on the heel-side of the center position of the score lines.7. The iron type golf club head according to claim 3 , wherein the boundary between ...

Hollow golf club head

A sole 6 of a head 2 includes a groove 20 extending from a toe side to a heel side. The groove 20 includes a center groove part 20 c, a toe groove part 20 t, and a heel groove part 20 h . A toe boundary line kt is formed on a boundary between the center groove part 20 c and the toe groove part 20 t due to the change of a groove depth D. A heel boundary line kh is formed on a boundary between the center groove part 20 c and the heel groove part 20 h due to the change of the groove depth D. The toe groove part 20 t and the heel groove part 20 h extend so as to be inclined with respect to a face-back direction. The head 2 is a hollow golf club head.

IRON TYPE GOLF CLUB HEAD CONSTRUCTION

A method of manufacturing an iron type golf club head, including forming an iron type golf club head blank, the iron type golf club head blank having an oversized hosel portion and an oversized body portion, the iron type golf club head blank configured to accommodate a plurality of iron type golf club heads, each iron type golf club head having a unique loft angle; and removing material from said oversized body portion of said iron type golf club head blank. 1. A method of manufacturing an iron type golf club head , comprising:forming an iron type golf club head blank;said iron type golf club head blank comprising oversized hosel portion and an oversized body portion, said iron type golf club head blank configured to accommodate a plurality of iron type golf club heads, each iron type golf club head having a unique loft angle;removing material from said oversized body portion of said iron type golf club head blank.2. The method of claim 1 , further comprising specifying said loft angle and selectively removing material from said oversized body portion to attain said loft angle.3. The method of claim 1 , wherein each iron type golf club head of said plurality of iron type golf club heads has a unique lie angle.4. The method of claim 3 , further comprising specifying said lie angle and selectively removing material from said oversized hosel portion to attain said lie angle.5. The method of claim 2 , wherein said plurality of iron type golf club heads comprises a first golf club head having a first loft angle and a second iron type golf club head having a second loft angle claim 2 , wherein said first loft angle is approximately 17 degrees and said second loft angle is approximately 60 degrees.6. The method of claim 4 , wherein said plurality of iron type golf club heads comprises a first golf club head having a first lie angle and a second iron type golf club head having a second lie angle claim 4 , wherein said first lie angle is approximately 58 degrees and said ...

GOLF CLUB HEAD HAVING A COMPOSITE CROWN

A golf club head having a high COR that is durable and has desirable acoustic qualities. The club head includes a body portion, a striking face and a crown forming a hollow cavity of at least 150 cc in volume. The body portion defines a front opening and an upper opening, and it includes a sole and a side section that extends rearward of the front opening. The striking plate is secured to the body portion, enclosing the front opening. While partially assembled, final weighting and/or other attachment of other members to the inner surface of the club head can be preformed, as desired. The crown is secured to the body portion, enclosing the upper opening. A surface veil may also be provided about a junction of the crown and body. The crown has a maximum thickness no greater than about 2 mm. The density of the crown is less than the density of the body portion. At least one of the striking plate and the crown is attached to the second portion by adhesive bonding, and the golf club head has a maximum coefficient of restitution of at least 0.80. 1. A golf club head , comprising:a body having a sole, a front, a top portion defining an upper opening, and a side portion, the side portion extending rearward of the front and having toe, rear, and heel regions, wherein the body is comprised of a metallic material having a density of at least about 4 g/cc, the upper opening located solely in the top portion of the body and comprising at least 25% of the total area of the top portion;a support member located solely in the top portion of the body and surrounding the upper opening; anda crown supported by and secured to the support member, thereby enclosing the upper opening, a first portion of the crown being sized to sit on the support member such that the first portion overlaps at least a portion of the support member, thereby forming a junction between the first portion of the crown and the body portion, the crown incorporating composite material having a density between 1 g/ ...

Golf Putter

A golf putter comprised of a shaft having an axis, a hosel attached to the shaft and a head attached to the hosel. The head of the putter has a face, a top and a sole. The face of the putter is comprised of multiple facets with a degree of static loft measured from the plane of the facet to the axis of the shaft. It is preferable that there are at least four facets on the face of the putter. The first facet is proximate to the sole of the face and has a first static loft angle. The second facet is above and abuts the first facet and has a second static loft angle which is greater than the first static loft angle. The third facet abutting and above the second facet has a third static loft angle which is greater than the second static loft angle. The fourth facet abuts and is above the third facet and has a fourth static loft angle which is greater than the third static loft angle. It is preferable that the static loft angles of said at least four facets differ by only 1 degree between abutting facets. 1. A golf putter for imparting launch to a golf ball at a particular launch angle , said putter comprising:a. a shaft having an axis;b. a hosel attached to said shaft;c. a head attached to said hosel;d. wherein said head has a face, a top and a sole;e. wherein said face of said head has multiple facets; andf. wherein said multiple facets are vertically displaced along said face of said putter.2. The golf putter of claim 1 , wherein said face has at least four facets.3. The golf putter of claim 1 , wherein each of said multiple facets of said face have a static loft angle defined by the plane of said facet and said axis of said shaft.4. The golf putter of claim 2 , wherein said at least four facets each have a static loft angle claim 2 , wherein said static loft angles of said at least four facets differ by only 1 degree between abutting facets.5. The golf putter of claim 3 , wherein said static loft angles of said multiple facets is less at said sole of said face and ...

GOLF CLUB HEAD AND MANUFACTURING METHOD FOR SAME

A golf club head includes a heel portion, a toe portion, a hosel, and a striking face. The striking face includes a plurality of scorelines each having an average depth no less than about 0.10 mm, a plurality of micro-grooves each having an average depth no greater than about 0.010 mm, and a plurality of textured surface treatment regions superimposed on the micro-grooves so as to at least partially intersect the micro-grooves. 1. A method comprising:(a) mechanically milling a striking face of a golf club head having a central region and a toe region thereby forming a plurality of generally parallel arcuate grooves that extend at least partially into the toe region;(b) forming a plurality of scorelines in the striking face, the scorelines extending horizontally and comprising an average scoreline width, a scoreline heel-ward extent that is coincident with a central region heel-ward extent, and a scoreline toe-ward extent that is coincident with a central region toe-ward extent; and(c) forming by material removal a plurality of horizontally-oriented lines at least in the central region interspersed between, and spaced from, the plurality of scorelines, the plurality of horizontally-oriented lines having an average line width less than the average scoreline width.2. The method of claim 1 , further comprising claim 1 , subsequent to step (a) and prior to step (c) claim 1 , applying a media blast to a portion of the striking face.3. The method of claim 1 , wherein the step (c) comprises forming the horizontally-oriented lines as to be substantially confined to the central region.4. The method of claim 1 , wherein the step (c) further comprises forming the plurality of horizontally-oriented lines by mechanical milling.5. The method of claim 1 , wherein the step (c) comprises forming the horizontally-oriented lines at a concentration of no less than 2 lines between each adjacently-located pair of scorelines of the plurality of scorelines.6. The method of claim 5 , wherein ...

GOLF CLUB HEAD WITH FLEXIBLE SOLE

Described herein are embodiments of golf club heads with flexible soles. In one embodiment, the golf club head includes a body having a crown opposite a sole, a toe opposite a heel, a back end opposite a front end, and a hosel. The golf club head also includes a sole curvature profile comprising a radius of curvature that varies as the sole curvature profile extends between the front end and the back end. The radius of curvature is configured to increase the flexure of the entire golf club head, thereby increasing the internal energy of the golf club head. 1. A hollow body golf club comprising:a body having a front end;a back end opposite the front end;a crown;a sole opposite the crown, the sole defining a sole surface;wherein a ground plane is tangent to the sole surface when the golf club head is at an address position to strike a golf ball;a heel;a toe opposite the heel, and a hosel structure having a hosel axis extending centrally through a bore in the hosel structure;a strikeface positioned at the front end and defining a geometric center, and a loft plane tangent to the geometric center;wherein the geometric center further defines a coordinate system having the geometric center;the coordinate system comprising an X axis extending through the geometric center between the heel and the toe;a Y axis extending through the geometric center and perpendicular to the X axis, between the crown and the sole;a Z axis extending through the geometric center and perpendicular to the X axis and to the Y axis, between the front end and the back end;the Y axis and the Z axis together define a YZ plane extending between the crown and the sole and between the front end and the back end;a sole transition point defined by an intersection of the sole and the strike face;a sole curvature profile defined by an intersection of the sole surface and the YZ plane;the sole curvature profile comprises a radius of curvature that varies as the sole curvature profile extends between the front ...

Golf Club Head or Other Ball Striking Device with Removable Face and/or Internal Support Structure

A ball striking device has a head that includes a face member having a striking surface and an inner surface opposite the striking surface, and a body member connected to the face member, where the body member includes a crown portion and a supporting structure. The face member includes a frame portion connected to the supporting structure and forming at least a portion of an outer periphery of the striking surface, where the frame portion includes a mounting structure, and a face plate connected to the mounting structure to form at least a portion of a central region of the striking face. The supporting structure includes a base member forming at least a portion of the sole of the head and a plurality of truss members connected to the base member, such that the truss members connect the base member to the crown portion and the frame portion of the face member. 1. A golf club head comprising:a face member having a striking surface configured for striking a ball;a body member connected to the face member and extending rearwardly from the face member; wherein the body member comprises a crown, a sole, a cavity, and an internal supporting structure positioned within the cavity;wherein the internal supporting structure comprises a base member forming at least a portion of the sole of the golf club head, and a plurality of truss members connected to the base member; andwherein the plurality of truss members comprise a circular cross-sectional shape.2. The golf club head of claim 1 , wherein the internal supporting structure further comprises a pair of truss members extending from the base member to the crown to connect the base member to the crown.3. The golf club head of claim 2 , wherein the pair of truss members are connected to a front portion of the crown.4. The golf club head of claim 1 , wherein the plurality of truss members comprise a similar thickness.5. The golf club head of claim 1 , wherein the plurality of truss members are parallel with each other.6. The ...

Golf Club Head or Other Ball Striking Device with Face Having Modulus Variance

A ball striking device, such as a golf club head, includes a face having a ball striking surface, an inner surface opposite the ball striking surface, and a thickness defined between the ball striking surface and the inner surface, and a body connected to the face and extending rearward from the face. The face has a modulus gradient across the thickness of the face, such that the modulus of the face varies at different distances from the ball striking surface. The face may also include at least one of an insert, a composite material, a multi-layered structure, and/or a portion treated by a surface treatment to contribute to the modulus gradient. 1. A golf club head comprising:a face member including a face with a striking surface, an inner surface opposite the striking surface, and a thickness defined between the striking surface and the inner surface, and wherein the face further comprises a multi-layered structure extending across the thickness of the face;a body member configured to be removably connected to the face member, and wherein the body member further forms an opening and comprises a lip or flange that extends around a periphery of the body member;wherein the face member is received within the opening of the body member and rests against the lip or flange of the body member;wherein the face member forms one or more holes that extends completely through the striking surface and the inner surface of the face member;wherein the body member forms one or more holes that extends partially therethrough and configured to be aligned with the one or more holes of the face member;wherein each hole of the face member and the body member are configured to receive one or more fasteners to connect the face member to the body member;wherein each of the one or more fasteners has a first end comprising a head and a second end opposite the first end the fastener;wherein the multi-layered structure includes a plurality of layers, wherein each layer of the plurality of ...

GOLF CLUB HEADS AND METHODS TO MANUFACTURE GOLF CLUB HEADS

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 may include a body portion comprising a first material. The body portion may have a toe portion, a heel portion, a top portion, a sole portion, a back portion, a front portion having a face portion. The golf club head may include an interior cavity partially, substantially, or entirely filled with a first filler material and a second filler material. Other examples and embodiments may be described and claimed. 1. A method comprising:forming a face portion of a golf club head;forming a body portion of the golf club head, the body portion having a toe portion, a hosel portion, a top portion, a sole portion, a front portion, a back portion with a back wall portion, and an interior cavity between the toe portion, the hosel portion, the sole portion, and the front portion;filling a first cavity portion of the interior cavity with a first filler material;attaching the face portion to the front portion of the body portion to enclose the interior cavity; andinjecting a second filler material into a second cavity portion of the interior cavity,wherein the first cavity portion is filled with the first filler material before the face portion is attached to the body portion.2. A method as defined in claim 1 , wherein filling the first cavity portion of the interior cavity with the first filler material comprises coupling the first filler material to the back wall portion of the body portion.3. A method as defined in claim 1 , wherein the first filler material comprises at least one different material property than the second filler material.4. A method as defined in claim 1 , wherein attaching the face portion to the front portion comprises welding the face portion to the front portion.5. A method as defined in claim 1 , wherein forming the body portion includes forming at least one recessed portion defining a ...

GOLF PUTTER HEADS AND PUTTERS

A golf putter head with a very high moment of inertia about the shaft. The putter head is shaped and weighted with a percentage of the mass of the head extending beyond a MOI point determined by the point at which the axis of the shaft intersects a plane of the head. 1. A putter comprising:a putter head defining a horizontal plane and having a mass;a shaft having a straight grip portion and an end coupled to the putter head;a longitudinal axis defined by the straight grip portion of the shaft;the longitudinal axis intersecting the horizontal plane at a MOI point; anddistribution of the mass of the putter head including one of at least 50% of the mass of the putter head positioned three or more inches from the MOI point, at least 20% of the mass of the putter head positioned four or more inches from the MOI point, at least 7.5% of the mass of the putter head positioned four and one half or more inches from the MOI point, and at least 5% of the mass of the putter head positioned five or more inches from the MOI point.2. The putter as claimed in wherein the MOI point is proximate a forward edge of the putter head.3. The putter as claimed in wherein the MOI point is spaced forwardly of a forward edge of the putter head.4. The putter as claimed in wherein the MOI point is one of proximate a forward edge and spaced forwardly of the forward edge claim 1 , and at a central bisecting axis of the putter head.5. The putter as claimed in wherein the mass of the putter head includes at least one weight attached to the putter head.6. A putter comprising:a putter head defining a horizontal plane and having a weight of less than 401 grams;a shaft having a straight grip portion and an end coupled to the putter head;a longitudinal axis defined by the straight grip portion of the shaft;the longitudinal axis intersecting the horizontal plane at a MOI point; anddistribution of the weight of the putter head including one of at least 18% of the weight of the putter head positioned 3.5 or ...

Adjustable Golf Putter Head

A putter head having an adjustable sole plate which is positionable to contact a playing surface and adjust the height of a face of the putter head to varying distances above the playing surface and thereby vary the position of the putter head relative to a ball being struck thereby. Horizontal grooves and diagonal grooves depending into the face may be included in the putter head. Weight and center of gravity of the putter head is adjustable using weights which engage within weight sockets depending into the putter head. 1. A putter golf club comprising:a putter head, said putter head having a face opposite a rear side;having a top side and a bottom side and a heel end opposite a toe end;said putter head engaged with a shaft;a plurality of horizontal grooves formed into a central area of said face;said plurality of horizontal grooves running substantially parallel to each other;a first of said plurality of horizontal grooves positioned adjacent said bottom side of said putter head;a last of said plurality of horizontal grooves positioned adjacent said top side of said putter head;respective lengths of each of said plurality of horizontal grooves running sequentially shorter from said first of said plurality of horizontal grooves which is longest, to said last of said plurality of horizontal grooves which is shortest; andsaid plurality of horizontal grooves forming a triangle shape when viewed from overhead of the face of said putter head.2. The putter golf club of additionally comprising:a first plurality of diagonal grooves formed into a first area of said face of said putter head in between said toe end of said putter head and said central area of said face;said first plurality of diagonal grooves running at a first angle upon said face between said bottom of said putter head and said top of said putter head;a second plurality of diagonal grooves formed into a second area of said face of said putter head in between said heel end of said putter head and said ...

Adjustable Interchangeable Component Golf Club Head

An adjustable interchangeable golf club with a faceplate-based platform to receive components for enhancing and controlling various aspects that control the golf ball flight and spin characteristics. Disclosed are components for adjusting loft and bounce angle, and interchangeable faceplate and rear flange styles. Novel milled surface roughness for enhanced spin control is disclosed along with new milling methods for achieving optimal surface roughness. Lightweight hosel and consequent redistribution of mass in club head greatly increases the inertia of the golf club. Centrally located hosel position aids in club head stability on off-center hits. This results in a golf club that hits the ball higher, straighter, longer, and with increased ball spin characteristics. 1a faceplate-based platform for capable of receiving various interchangeable adjustment components;an adjustable hosel ball and socket feature; anda bounce angle adjustment flange.. An adjustable interchangeable golf club, comprising: The present invention relates to golf clubs, and particularly relates to golf clubs with adjustable and interchangeable component features.Conventional golf club designs have been made to enhance performance of the players of the game of golf. Many innovations have recently been made to golf club heads, including adjustable hosels, surface treatments to the striking face of the club head, as well as other attempted improvements for loft and lie angles, surface texturing to control spin of the ball once launched, among other attempted improvements.However, each of those attempted improvements has met with somewhat less than hoped for and/or expected results. Individually, these improvements have been attempted, but to date, there has not been a completely interacting adjustable golf club. For example, starting at the hosel of the club, certain previous inventions have focused on an adjustable hosel without considering the impact that the adjustability feature has on the rest ...

Iron-Type Golf Clubs and Golf Club Heads

In general, aspects of this invention relate to blade-type iron golf clubs or golf club heads. The blade-type golf club head may comprise a body forged of a metal material. The body may include a hosel, a top surface, a sole, a heel, a toe, a ball striking surface, and a rear surface opposite the ball striking surface. The rear surface may have an upper blade portion and a lower muscle portion with the upper blade portion separated from the lower muscle portion by a blade interface. An average height of the lower muscle portion from the ball striking centerline to the toe-side boundary line may be approximately twice an average height of the lower muscle portion from the heel-side boundary line to the ball striking centerline. The mass distribution of the lower muscle portion moves the center of gravity of the club head closer to the face center location. 1. An iron-type golf club head comprising:a top surface, a sole, a heel, and a toe;a ball striking surface having a ball striking area, wherein the ball striking surface area defines a heel-side boundary line, a toe-side boundary line, and a ball striking centerline located equidistant between the heel-side boundary line and the toe-side boundary line; anda rear surface opposite the ball striking surface, the rear surface having a blade portion and a muscle portion with the blade portion separated from the muscle portion by a blade interface, wherein the blade portion and muscle portion laterally extend across the rear surface and further with the blade portion extending from the top surface to the blade interface and with the muscle portion extending from the blade interface to the sole;wherein the blade interface includes a first blade interface and a second blade interface intersecting the first blade interface at a convergence point located closer to the toe than the heel, wherein the first blade interface extends from the heel to the convergence point and the second blade interface extends from the convergence ...

AERODYNAMIC GOLF CLUB HEAD

An aerodynamic golf club head having a crown section that imparts beneficial aerodynamic properties due in part to the location of a crown apex and the curvature of the crown section. 1100. A high volume aerodynamic golf club head () comprising:{'b': 110', '200', '300', '400', '112', '114', '116', '118', '110, 'A) a hollow body () having a club head volume of at least 400 cc, a face (), a sole section (), a crown section (), a front (), a back (), a heel (), a toe (), and a center of gravity (CG), wherein the hollow body () has a front-to-back dimension (FB) of at least 4.4 inches;'}{'b': 200', '210', '220', '210', '220, 'B) the face () having a top edge () and a lower edge (), wherein a top edge height (TEH) is the elevation of the top edge () above the ground plane (GP), and a lower edge height (LEH) is the elevation of the lower edge () above the ground plane (GP), wherein a maximum top edge height (TEH) is at least 2 inches;'}{'b': 400', '410, 'claim-text': [{'b': 410', '400', '410', '200, '(i) within a front-to-back vertical section through the crown apex () and perpendicular to a vertical plane created by a shaft axis (SA), a portion of the crown section () between the crown apex () and the face () has an apex-to-front radius of curvature (Ra-f);'}, {'b': 410', '400', '410, '(ii) within a heel-to-toe vertical section through the crown apex () and parallel to the vertical plane created by the shaft axis (SA), a portion of the crown section (), above the elevation of the maximum top edge height (TEH), has a heel-to-toe radius of curvature (Rh-t) that is less than 4 inches at the crown apex (); and'}, {'b': 400', '410', '114', '410, '(iii) within the front-to-back vertical section a portion of the crown section (), above the elevation of the maximum top edge height (TEH), between the crown apex () and the back () has an apex-to-rear radius of curvature (Ra-r) that is less than the heel-to-toe radius of curvature (Rh-t) at the crown apex ();'}, {'b': 400', '300, ...

Golf Club Head or Other Ball Striking Device with Face Having Modulus Variance

A ball striking device, such as a golf club head, includes a face having a ball striking surface, an inner surface opposite the ball striking surface, and a thickness defined between the ball striking surface and the inner surface, and a body connected to the face and extending rearward from the face. The face has a modulus gradient across the thickness of the face, such that the modulus of the face varies at different distances from the ball striking surface. The face may also include at least one of an insert, a composite material, a multi-layered structure, and/or a portion treated by a surface treatment to contribute to the modulus gradient. 1. An iron-type golf club head , comprising:a top portion;a sole portion opposite the top portion;a heel portion;a toe portion opposite the heel portion;a front portion including a ball striking surface and an inner surface opposite the ball striking surface;an insert that is integral to the front portion;a rear cavity opposite the front portion;wherein the insert comprises a plurality of layers that extends from a portion of the ball striking surface to a portion of the inner surface, such that each layer thereof comprises a different modulus.2. The iron-type golf club head of claim 1 , wherein the insert has a lower modulus than the ball striking surface.3. The iron-type golf club head of claim 1 , wherein the insert has a higher modulus than the ball striking surface.4. The iron-type golf club head of claim 1 , wherein the insert further comprises a surface treatment.5. The iron-type golf club head of claim 1 , wherein the insert is positioned proximal to the highest response area of the ball striking surface.6. The iron-type golf club head of claim 4 , wherein the surface treatment can be applied to one or more layer of the insert.7. The iron-type golf club head of claim 1 , wherein the plurality of layers include a first layer claim 1 , a second layer claim 1 , a third layer claim 1 , and a fourth layer claim 1 , ...

GOLF CLUB HAVING DAMPING TREATMENTS FOR IMPROVED IMPACT ACOUSTICS AND BALL SPEED

A golf club head having a damping treatment, such as a viscoelastic polymer, is disclosed. The viscoelastic polymer may be in contact with the rear surface of a striking face of the golf club head. The viscoelastic polymer may have a tangent of delta peak temperature between-70 degrees Celsius and −20 degrees Celsius at a 1 Hz frequency. An elastic modulus (F), in megapascals (MPa), of the viscoelastic polymer has a relationship to a striking face thickness (t), in millimeters (mm), defined Ê≤−14{circumflex over (t)}+305. The elastic modulus (F), in megapascals (MPa), of the viscoelastic polymer has a relationship to an effective stiffness () of the striking face, in gigapascals per meter (GPa/m), defined by Ê≤−1.16Ŝ+258.33. The viscoelastic polymer may cover a portion of the rear surface of the striking face or may substantially fill a cavity of the golf club head. 1. A golf club head comprising:a body and a striking face forming a hollow cavity; anda viscoelastic polymer in the hollow cavity and in contact with a rear surface of the striking face,wherein the viscoelastic polymer has a tangent of delta peak temperature between −70 degrees Celsius and −20 degrees Celsius at 1 Hz, and a tangent of delta peak temperature between 20 degrees Celsius and 50 degrees Celsius at 6 kHz.2. The golf club head of claim 1 , wherein the viscoelastic polymer substantially fills the hollow cavity.3. The golf club head of claim 1 , wherein an elastic modulus (E) claim 1 , in megapascals (MPa) claim 1 , of the viscoelastic polymer has a relationship to a striking face thickness (t) claim 1 , in millimeters (mm) claim 1 , defined by Ê≤−14{circumflex over (t)}+305 claim 1 , wherein Ê is a unitless value equal to E/1 MPa and {circumflex over (t)} is a unitless value equal to t/1 mm claim 1 , and wherein the thickness (t) is one of an average thickness of the striking face and a maximum thickness of the striking face.4. The golf club head of claim 3 , wherein the relationship between E ...

GOLF CLUB HEAD

A cavity back iron type club head includes a striking plate having a substantially planar striking surface and a rear surface defining a thickness therebetween. The rear surface defines a striking plate rear cavity region. A perimeter support is coupled to a peripheral portion of the striking plate. The surface area of the striking surface is related to the club head loft angle by the equation SSA≥14.4(L)+2875, where SSA is the surface area of the striking surface in units of square-millimeters and L is the club head loft angle in units of degrees. 118-. (canceled)19. An iron-type golf club head comprising:a head body including a hosel, a heel portion, a toe portion, a top-line portion, a sole portion including a rearward sole wall extending toward the top-line portion and defining a rear cavity surface, a rear cavity, and a striking plate having a substantially planar striking surface and a rear surface defining a thickness therebetween that varies, wherein the rear cavity surface is separated from the substantially planar striking surface by a first distance;wherein the rear cavity is surrounded in part by the heel portion, the sole portion, the toe portion, the top-line portion, and at least a portion of the rear cavity surface, and the rear cavity is at least partially defined by a bottom cavity surface, the rear cavity surface, a heel side surface, and a toe side surface;wherein an elastomer material at least partially fills the rear cavity, and at least a portion of the elastomer material contacts a portion of the rear cavity surface and a portion of the rear surface of the striking plate at least at a heel side of the striking plate and a toe side of the striking plate, and the elastomer material has a modulus of elasticity between 0.001 GPa and 10 GPa; andat least one weight having at least a portion embedded within the elastomer material on the heel side of the striking plate and the toe side of the striking plate;wherein a top surface of the at least one ...

GOLF CLUB

A golf club includes a golf club head provided with a first hole and a second hole on its bottom side, a shaft detachably fixed to the golf club head, a weight member comprising a first weight member and a second weight member each detachably fixed to the golf club head, and a faster including a first fastener for fixing the shaft and the first weight member to the golf club head through the first hole, and a second fastener for fixing the second weight member to the golf club head through the second hole. The first weight member and the second weight member are configured as mutually replaceable weights so that the first weight member is fixed to the second hole using the second fastener and the second weight member is fixed to the first hole using the first fastener. 1. A golf club comprising:a golf club head provided with a first hole and a second hole on its bottom side;a shaft detachably fixed to the golf club head;a weight member comprising a first weight member and a second weight member each detachably fixed to the golf club head; anda faster comprising a first fastener for fixing the shaft and the first weight member to the golf club head through the first hole, and a second fastener for fixing the second weight member to the golf club head through the second hole,wherein the first weight member and the second weight member are configured as mutually replaceable weights so that the first weight member is fixed to the second hole using the second fastener and the second weight member is fixed to the first hole using the first fastener.2. The golf club according to claim 1 ,wherein the first fastener and the second fastener are configured as mutually replaceable fasteners so that the first fastener fixes the second weight member through the second hole and the second fastener fixes the first weight member and the shaft through the first hole.3. The golf club according to claim 1 , a hosel provided with a shaft insertion hole that comprises an upper opening ...

WEDGE TYPE GOLF CLUB HEAD

A wedge type golf club head is disclosed herein where the wedge type golf club head has enhanced performance characteristics such as improved backspin, ball speed, and launch angle. More specifically, the present invention relates to a wedge type golf club head having an adjustable center of gravity, where the center of gravity may be adjusted based on different backing profiles that comprises at least one hollow chamber. The wedge type golf club head disclosed above may also have a thickened topline, wherein the thickness of the topline progressively changes as a function of the loft angle of the wedge type golf club head. 1. A wedge type golf club head comprising:a hosel;a body attached to said hosel at a loft angle, wherein said body further comprises a hitting surface and a rear portion; anda sole at a bottom of said body, connecting said hitting surface to said rear portion,wherein said rear portion further comprises a thickened topline portion having a first thickness, a thinned central portion having a second thickness, and a hollow cavity located near said sole; andwherein said wedge type golf club head has a center of gravity location that is between about 16 mm and about 20 mm away from said ground.2. The wedge type golf club head of claim 1 , wherein said cavity has a volume of greater than about 3500 mm.3. The wedge type golf club head of claim 2 , wherein said cavity has a volume of greater than about 3750 mm.4. The wedge type golf club head of claim 3 , wherein said cavity has a volume of greater than about 3900 mm.5. The wedge type golf club head of claim 1 , wherein said wedge type golf club head has a moment of inertia about an x-axis greater than about 120 kg*mm.6. The wedge type golf club head of claim 5 , wherein said moment of inertia about said x-axis is greater than about 125 kg*mm.7. The wedge type golf club head of claim 6 , wherein said moment of inertia about said x-axis is greater than about 159 kg*mm.8. The wedge type golf club head of ...

CLUB HEADS HAVING REINFORCED CLUB HEAD FACES AND RELATED METHODS

Some embodiments include club heads having reinforced club head faces. In one example, the club head comprises a variable face thickness profile with thickened and thinned regions. The face includes a thinned perimeter region positioned near a perimeter of the face, and a thickened central region positioned over a geometric center of the face. The club head further comprises a 360 undercut that extends along the entire perimeter of the face. The club head further comprises one or more reinforcement ribs to improve the frequency response during golf ball impacts. The combination of the thinned perimeter region, thickened central region, and 360 undercut reinforces the club head while permitting the face to bend. Other embodiments of related club heads and methods are also disclosed. 1. A golf club head comprising:a front end, a rear end, a top end, a bottom end, a toe end, and a heel end;a face element comprising a face surface located at the front end and a rear surface located at the rear end;the face element comprises a face center, a face perimeter, and a variable thickness profile measured between the face surface and the rear surface;the variable thickness profile includes a perimeter region comprising a perimeter thickness that is constant, a transition region comprising a varying transition thickness, and a center region encompassing the face center, the center region comprising a center thickness that is constant;wherein the perimeter thickness comprising a minimum thickness of the face element;wherein the center thickness comprises a maximum thickness of the face element;the top end having a top rail extending in an arcuate fashion toward the bottom end to form a top rail wall;the bottom end having a sole and a rear portion integrally formed with the sole, wherein the rear portion extends upward toward the top end;the toe end is divided into a first toe end portion, a second toe end portion, and a third toe end portion;the first toe end portion is adjacent ...

GOLF CLUB HEADS AND METHODS TO MANUFACTURE GOLF CLUB HEADS

Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. A golf club head may include a body portion having a face portion with regions of varying thickness. In one example, the golf club head may include a center portion with a first thickness, an outer wall portion with a second thickness less than the first thickness, and a plurality of inner wall portion with a third thickness less than the second thickness. The golf club head may include a body portion and a plurality of weight portions. Other examples and embodiments may be described and claimed. 1. A golf club head comprising: a center portion with a first thickness;', 'an outer wall portion at least partially surrounding the center portion and having a second thickness less than the first thickness; and', a first inner wall portion connecting the center portion to the outer wall portion and extending from the center portion toward the toe portion, the thickness of the first inner wall portion decreasing from the first thickness to the second thickness from the center portion to the outer wall portion;', 'a second inner wall portion connecting the center portion to the outer wall portion and extending from the center portion toward the heel portion, the thickness of the second inner wall portion decreasing from the first thickness to the second thickness from the center portion to the outer wall portion;', 'a third inner wall portion connecting the center portion to the outer wall portion and extending from the center portion toward the top portion, the thickness of the third inner wall portion decreasing from the first thickness to the second thickness from the center portion to the outer wall portion; and', 'a fourth inner wall portion connecting the center portion to the outer wall portion and extending from the center portion toward the bottom portion, the thickness of the fourth inner wall portion decreasing from the first thickness to the second thickness ...

CLUB HEADS WITH BOUNDED FACE TO BODY YIELD STRENGTH RATIO AND RELATED METHODS

Some embodiments include a club head with a bounded face to body yield strength ratio. Other embodiments of related club heads and methods are also disclosed. 1) A golf club head comprising:a face portion comprising a first material having a first yield strength, the first yield strength being greater than or equal to approximately 1010 MegaPascals; anda support body comprising a second material having a second yield strength, the support body being configured to be coupled to the face portion, the second yield strength being greater than or equal to approximately 890 MegaPascals; 'a yield strength ratio of the second yield strength to the first yield strength is greater than or equal to approximately 0.50.', 'wherein2) The golf club head of wherein:the yield strength ratio is greater than or equal to approximately 0.63.3) The golf club head of wherein:the first yield strength is greater than or equal to approximately 1378 MegaPascals.4) The golf club head of wherein:the second yield strength is greater than or equal to 900 MegaPascals.5) The golf club head of wherein:the first yield strength is greater than or equal to approximately 1655 MegaPascals.6) The golf club head of wherein:the second yield strength is greater than or equal to approximately 1000 MegaPascals.7) The golf club head of wherein:the face portion consists essentially of the first material.8) The golf club head of wherein:the support body comprises a crown support body;the golf club head comprises a crown, and the crown comprises the crown support body; andthe crown support body consists essentially of the second material.9) The golf club head of wherein:the support body comprises a sole support body;the golf club head comprises a sole, and the sole comprises the sole support body; andthe sole support body consists essentially of the second material.10) The golf club head of wherein:the face portion comprises a face insert;the golf club head comprises a face comprising the face insert; andthe face ...

GOLF CLUB HEAD

A golf club head according to this invention is a wood type golf club head including a face portion, a crown portion, and a sole portion. A plurality of grooves are formed in the face portion. The depth of the plurality of grooves is less than 0.025 mm. A film having a thickness not more than the depth is formed on the face portion by a surface treatment. 1. A wood type golf club head including a face portion , a crown portion , and a sole portion , whereina plurality of grooves are formed in the face portion,a depth of the plurality of grooves is less than 0.025 mm, anda film having a thickness not more than the depth is formed on the face portion by a surface treatment.2. The golf club head according to claim 1 , wherein the thickness is not more than 10 μm.3. The golf club head according to claim 1 , wherein the plurality of grooves are formed by laser machining.4. The golf club head according to claim 1 , wherein the surface treatment is ion plating.5. The golf club head according to claim 1 , wherein the surface treatment is a diamond like carbon process.6. The golf club head according to claim 1 , wherein the plurality of grooves are arrayed in an up-and-down direction of the face portion.7. The golf club head according to claim 1 , wherein each groove of the plurality of grooves comprises a straight groove extending in a toe-heel direction claim 1 , and the plurality of grooves are arrayed in an up-and-down direction of the face portion at equal pitches. 1. Field of the InventionThe present invention relates to a wood type golf club head.2. Description of the Related ArtGenerally, a golf club head is believed to increase the back spin amount of a shot when the surface roughness of the face portion increases. A maximum distance performance-oriented wood type golf club head is known to be unable to obtain a long carry of a shot if the back spin amount of the shot is large. However, also known is that a long carry of a shot cannot be obtained if the back spin ...

GOLF CLUB HEAD

A golf club head according to this invention is a wood type golf club head including a face portion, a crown portion, and a sole portion. A plurality of grooves are formed in the face portion. The depth of the plurality of grooves is less than 0.025 mm. Each pitch between adjacent grooves of the plurality of grooves ranges from 0.1 mm (inclusive) to 1 mm (inclusive). 1. A wood type golf club head including a face portion , a crown portion , and a sole portion , whereina plurality of grooves are formed in the face portion,a depth of the plurality of grooves is less than 0.025 mm, andeach pitch between adjacent grooves of the plurality of grooves ranges from 0.1 mm (inclusive) to 1 mm (inclusive).2. The golf club head according to claim 1 , wherein an area of a region of the face portion where the plurality of grooves are formed is not less than 50% of an area of the face portion.3. The golf club head according to claim 1 , wherein the plurality of grooves are formed by laser machining.4. The golf club head according to claim 1 , wherein the plurality of grooves are formed at least from a central portion of the face portion to a toe-side portion and a heel-side portion claim 1 ,a plurality of score lines are formed in the toe-side portion and the heel-side portion, andthe score lines are not formed in the central portion.5. The golf club head according to claim 1 , wherein the plurality of grooves are formed at least in a central portion of the face portion claim 1 , andat least one groove deeper than the plurality of grooves is formed in the central portion.6. The golf club head according to claim 1 , wherein the plurality of grooves are arrayed in an up-and-down direction of the face portion.7. The golf club head according to claim 1 , wherein each groove of the plurality of grooves comprises a straight groove extending in a toe-heel direction claim 1 , andthe plurality of grooves are arrayed in an up-and-down direction of the face portion at equal pitches. 1. Field ...

GOLF CLUB HEAD WITH CHANNEL AND STABILIZING STRUCTURE

The invention generally relates to a golf club with a channel area. The channel area includes a groove disposed alongside a ramp having a shallow slope with respect to the horizontal when the club head is at address. The channel area may extend across a portion of the club head such as the crown or the sole. The ramp is oriented such that, during a high speed drive, the ramped portion of the sole may distribute and neutralize torsional stresses, dampening unwanted and unpredictable twisting, preventing the ball from flying in unpredictable directions while the deeper groove contributes to a high coefficient of restitution of a ball-striking face, a large sweet spot area, or both, thus causing the ball to fly a long distance. 120-. (canceled)21. A hollow driver-type golf club head comprising:a crown, sole, heel portion, toe portion, and face cooperating to define a club head body;a hosel extending upwards from the body; and a ramp with a surface that is sloped with respect to the horizontal when the club head is at address, and', 'a groove disposed alongside the ramp, the groove comprising a fore facing inward wall and an aft-facing inward wall, wherein the aft-facing inward wall is sloped more steeply than the surface of the ramp with respect to the horizontal when the club head is at address., 'a channel extending along an outer surface of the sole from the heel portion towards the toe portion, the channel comprising22. The golf club of claim 21 , wherein the surface of the ramp is sloped at an angle between 5° and 20° and the aft-facing inward wall is sloped at an angle between 20° and 80° claim 21 , with respect to the horizontal when the club head is at address.23. The golf club of claim 21 , wherein the surface of the ramp is sloped at an angle between 10° and 20° and the aft-facing inward wall is sloped at an angle between 30° and 60° claim 21 , with respect to the horizontal when the club head is at address.24. The golf club of claim 23 , wherein a heel-toe ...

GOLF CLUBS WITH HOSEL INSERTS AND METHODS OF MANUFACTURING GOLF CLUBS WITH HOSEL INSERTS

Embodiments of golf club heads with hosel inserts are presented herein. Other embodiments can be described and claimed. 1. A golf club comprising: a hollow interior;', 'a strike face;', 'a crown portion comprising a crown hole opening into the hollow interior;', 'a sole portion; and', 'a support structure located between the crown portion and the sole portion, the support structure comprising a structure hole opening into the hollow interior and being aligned with the crown hole;, 'a club head body comprising a first material having a first density and further comprising, 'a golf club head comprisinga shaft comprising a shaft tip; anda hosel insert comprising a second material having a second density, a first hosel portion configured to receive the shaft tip, and a second hosel portion adjacent to the first hosel portion; the second density is less than the first density;', 'the crown hole is configured to receive the first hosel portion; and', 'the structure hole is configured to receive the second hosel portion., 'wherein2. The golf club of claim 1 , wherein:the second material is different than the first material.3. The golf club of claim 1 , wherein at least one of:{'sup': 3', '3, 'the first density is between approximately 2.6 g/cmand approximately 7.8 g/cm; or'}{'sup': 3', '3, 'the second density is between approximately 1.0 g/cmand approximately 2.8 g/cm.'}4. The golf club of claim 1 , wherein at least one of:{'sup': '3', 'the first density is approximately 4.5 g/cm; or'}{'sup': '3', 'the second density is approximately 1.7 g/cm.'}5. The golf club of claim 1 , wherein:the second hosel portion is configured to be fixed to the support structure.6. The golf club of claim 1 , wherein:the second hosel portion is configured to be fixed to the support structure; andthe first hosel portion is configured to be fixed to the crown hole.7. The golf club of claim 1 , wherein:the structure hole comprises a first part of a two part mechanical fastener;the hosel insert ...

GOLF CLUB HEAD

A golf club head is described having a body defining an interior cavity and comprising a heel portion, a toe portion, and a sole portion positioned at a bottom portion of the golf club head, and a crown positioned at a top portion. The body has a forward portion and a rearward portion. A face is positioned at the forward portion of the body. The face has a center face location and includes a center face characteristic time. An off-center location on the face is located at about −40 mm in a heel direction away from the center face location. The off-center location has an off-center characteristic time of at least 80% of the center face characteristic time. 1. A golf club head having a more consistent trajectory and distance on impact comprising:a heel portion;a toe portion;a crown;a sole; anda face having a striking surface for striking a golf ball,the face having an ideal impact location at the center of the striking surface defining the origin of a coordinate system including a horizontal axis that extends substantially parallel to the face and generally parallel to the ground when the head is in an address position, with the positive direction of the horizontal axis pointing toward the heel portion and the negative direction of the horizontal axis pointing toward the toe portion,wherein a characteristic time at locations on the face along the horizontal axis between 40 mm and −40 mm deviates from the characteristic time at the center of the striking surface by no more that 20%, wherein one or more ribs are positioned behind the striking face to alter the stiffness of the striking surface thereby adjusting the characteristic time at various locations along the horizontal axis.2. The golf club of wherein the one or more ribs are positioned to provide a relatively constant characteristic time across the face and promote a more consistent trajectory and distance upon impact.3. The golf club of wherein a characteristic time at each location on the face along the ...

GOLF CLUB HEAD

A hollow golf club head comprises a head main body made of a metallic material and having a bottom portion including a first portion and a second portion being connected with the first portion having difference in level, and at least one weight member having a specific gravity larger than that of the head main body and attached to the second portion of the head main body. 1. A hollow type golf club head comprising:a head main body including a metallic material, the head main body comprising:a sole portion comprising:a primary sole portion having a sole thickness between 0.7 and 1.2 mm; anda recessed portion being recessed relative to the primary sole portion, the recessed portion including a bottom wall and a side wall that is slanted relative to the primary sole portion, the bottom wall having a bottom wall thickness that is between 0.5 and 1.0 mm and at least 0.2 mm less than the sole thickness; anda weight port within the bottom wall; anda weight insert secured within the weight port.2. The hollow type golf club head of claim 1 , wherein the recessed portion is located on one of a toe region claim 1 , a heel region claim 1 , or a central region of the sole portion.3. The hollow type golf club head of claim 1 , wherein the bottom wall of the recessed portion further comprises:a first tier having a first height measured normal to a general contour of an exterior surface of the sole portion;a second tier having a second height measured normal to the general contour of the exterior surface of the sole portion; anda third tier between the first tier and the second tier having a third height measured normal to the general contour of the exterior surface of the sole portion,wherein the third height is less than both the first height and second height.4. The hollow type golf club of claim 3 , wherein the first tier comprises the weight port.5. The hollow type golf club of claim 4 , wherein the second tier comprises:a second weight port comprising a second weight.6. The ...

GOLF CLUB HEAD

A golf club having a forwardly located center of gravity and all the benefits afforded therefrom. 1. A golf club head comprising:(a) a face positioned at a front portion of the golf club head where the golf club head impacts a golf ball, wherein the face includes an engineered impact point (EIP) and a top edge height (TEH);(b) a sole positioned at a bottom portion of the golf club head;(c) a crown positioned at a top portion of the golf club head;(d) a skirt positioned around a portion of a periphery of the golf club head between the sole and the crown, wherein the face, sole, crown, and skirt define an outer shell that further defines a head volume, and wherein the golf club head has a rear portion opposite the face;(e) a bore having a center that defines a shaft axis (SA) which intersects with a horizontal ground plane (GP) to define an origin point, wherein the bore is located at a heel side of the golf club head and receives the shaft distal end for attachment to the golf club head, and wherein a toe side of the golf club head is located opposite of the heel side; (1) a heel blade length section (Abl) measured in the same direction as the blade length (BL) from the origin point to the engineered impact point (EIP); and', '(2) a toe blade length section (Bbl);, '(f) a blade length (BL) of at least 3.1 inches when the blade length (BL) is measured horizontally from the origin point toward the toe side of the golf club head a distance that is generally parallel to the face and the ground plane (GP) to the most distant point on the golf club head in this direction, wherein the blade length (BL) includes(g) a club head mass of less than 230 grams; (1) vertically toward the top portion of the golf club head from the origin point a distance Ycg;', '(2) horizontally from the origin point toward the toe side of the golf club head a distance Xcg that is generally parallel to the face and the ground plane (GP); and', '(3) a distance Zcg from the origin toward the rear ...

Golf Club Head or Other Ball Striking Device with Removable And/Or Movable Sole Member

A ball striking device, such as a golf club, includes a head with a face having a striking surface configured for striking a ball and being defined by a plurality of peripheral edges, a body connected to the face and extending rearwardly from the peripheral edges of the face, and a sole member connected to the sole of the body. The sole member may be removably connected to the sole, which can permit removal and replacement with another sole member having a different property. The sole member may additionally or alternately be movably connected to the sole, which can permit adjustment of the sole member, such as to change the lie angle of the head. The sole member may be at least partially received in a receiver in the sole and may form at least a portion of the lowermost surface of the head. 1. (canceled)2. A ball striking device comprising:a face having a striking surface configured for striking a ball, the face being defined by a plurality of peripheral edges;a body connected to the face and extending rearwardly from the peripheral edges of the face, the body having a sole configured to face a playing surface and a crown opposite the sole, the body further having a receiver located on the sole;an elongated channel extending across at least a portion of the sole, wherein the channel is recessed inwardly from the sole;an insert member connected within the channel and at least partially filling at least a portion of the channel; anda sole member received by the receiver in a rotatable configuration, wherein the sole member has an outer surface forming a portion of the sole, wherein the sole member is moveable by rotating the sole member within the receiver between a first position within the receiver and a second position within the receiver to adjust a lie angle of the device, wherein the outer surface of the sole member is oriented at a first angle relative to the ball striking surface when the sole member is in the first position, and the outer surface of the sole ...

CLUB HEADS FOR ADJUSTING VERTICAL SPIN OF A GOLF BALL AND METHODS OF PROVIDING THE SAME

Some embodiments include a club head for adjusting vertical spin of a golf ball. Other embodiments of related systems and methods are also disclosed. 1. A golf club head comprising:a club head body comprising a front end, a rear end opposite the front end, a toe end, a heed end opposite the toe end, and a sole; anda weighting mechanism; the weighting mechanism comprises a first configuration and a second configuration;', 'the weighting mechanism comprises multiple weight ports and at least one weight;', 'the multiple weight ports are located only at the sole;', 'the multiple weight ports are arranged in a straight line and at an angle relative to a face plane of the golf club head such that the weighting mechanism toward the front end is closer to the heel end than to the toe end and such that the weighting mechanism toward the rear end is closer to the toe end than to the heel end, the angle being measured approximately parallel to a ground plane of the golf club head when the golf club head is at address, and the angle is greater than or equal to approximately 2 degrees and less than or equal approximately to 25 degrees;', 'each of the multiple weight ports is configured to receive the at least one weight;', 'when the weighting mechanism is configured in the first configuration and a user hits a golf ball with the golf club head in a predetermined manner, the golf ball breaks contact with the golf head (i) with a first vertical spin rate, (ii) with a first horizontal spin rate, and (iii) with a first horizontal spin direction;', 'when the weighting mechanism is configured in the second configuration and the user hits the golf ball with the golf club head in the predetermined manner, the golf ball breaks contact with the golf club head (i) with a second vertical spin rate, (ii) with approximately the first horizontal spin direction; and (iii) with approximately the first horizontal spin direction;', 'when the golf club head is at address, a vertical axis of ...

GOLF CLUB HEAD

A golf club head comprises a sole, a recessed sole port in the sole; and a rotatably adjustable sole piece adapted to be at least partially received within the sole port and comprising a central body having a plurality of contact surfaces adapted to contact the sole port and being offset from each other along a central axis extending through the central body of the sole piece. The sole piece can be positioned at least partially within the sole port at five or more rotational and axial positions with respect to the central axis, wherein at each rotational position, at least one of said contact surfaces of the central body contacts the sole port to set the axial position of the sole piece. The sole port and/or the sole piece can be generally pentagonal in shape. 1. A golf club head comprising:a body having a face, a crown and a sole together defining an interior cavity, the body having a sliding weight track extending generally from a heel end of the body to a toe end of the body;at least one ledge extending within the sliding weight track from the heel end of the body to the toe end of the body;at least one weight member movably positioned within the sliding weight track and adapted to engage the at least one ledge, wherein a position of the at least one weight member within the sliding weight track is able to be adjusted;wherein the at least one weight member comprises an outer member, an inner member, and a fastening bolt that connects the outer member to the inner member.2. The golf club head of claim 1 , wherein tightening the fastening bolt causes the at least one weight member to clamp the at least one ledge.3. The golf club head of claim 1 , wherein the at least one weight member comprises a plurality of peaks defining one or more valleys.4. The golf club head of claim 1 , wherein the sliding weight track is located on the sole.5. The golf club head of claim 1 , wherein the golf club head has a CG with a head origin z-axis coordinate (CGz) claim 1 , and the ...

MANUFACTURING METHOD OF A WEIGHT PARTS INTEGRATEDLY CONNECTED WITH A FORGED GOLF CLUB HEAD

A method of forming a weight part integratedly connected with a forged golf club head includes steps of a club head forming step, at least one engaging recess forming step, at least one weight part engaging step, and a step of integratedly connecting the at least one weight part with the club head by forging. A crude rod is provided into a raw forging die and formed to a club head by a forging process. At least one engaging recess is formed in a sole portion or a back portion of the club head by a machining method. At least one weight part is engaged into the at least one engaging recess of the club head. The club head with the at least one weight part is pressed by a forging process to make the material of the club head cover the at least one weight part completely without gaps. 1. A manufacturing method comprising steps of: 'providing a crude rod into a raw forging die, and forming the crude rod into a club head by a forging process;', 'a club head forming step, comprising 'forming at least one engaging recess in a sole portion or a back portion of the club head by a machining method;', 'at least one engaging recess forming step, comprising 'engaging at least one weight part into the at least one engaging recess of the club head; and', 'at least one weight part engaging step, comprising 'pre-heating the club head with the at least one weight part and placing the heated club head into a pre-heated fine forging die, and pressing the club head by a forging process to make the material of the club head flow and the at least one weight part completely covered by the material inside the club head.', 'a step of integratedly connecting the at least one weight part with the club head by forging, comprising2. The manufacturing method as claimed in claim 1 , wherein the club head with the at least one weight part is heated to a pre-heating temperature of 700 to 1150 degrees Celsius.3. The manufacturing method as claimed in claim 2 , wherein the fine forging die is heated to ...

GOLF CLUB HEAD HAVING A MULTI-MATERIAL FACE

A golf club with a multi-material face is disclosed herein. More specifically, the golf club head in accordance with the present invention has a multi-material striking face portion that can be comprised out of a metallic outer layer combined with a composite mid-section, all forming a face cup construction that can be connected to an aft body. The composite portion of the multi-material face disclosed in accordance with the present invention may generally have an inter laminar shear strength of greater than about 60 MPa, most preferably greater than about 60 MPa and less than about 145 MPa. 1. A golf club head comprising:a hollow unitary shell, made out of a first material having a first density, forming at least one opening near a frontal portion of said golf club head;a striking face portion at said frontal portion of said golf club head, anda face backing layer, made out of a second material having a second density, located at an internal back surface of said striking face;wherein said second density is lower than said first density,wherein said striking face portion further comprises an upper hosel portion and a lower cutout portion,wherein said face backing layer further comprises an upper cutout portion and a lower hosel portion, andwherein said upper hosel portion located on said striking face portion combine with said lower hosel portion located on said face backing layer to form a shaft retention system.2. The golf club head of claim 1 , wherein said striking face portion only forms said upper hosel portion of said shaft retention system.3. The golf club head of claim 2 , wherein said face backing layer only forms said lower hosel portion of said shaft retention system.4. The golf club head of claim 3 , wherein said striking face portion has a thickness of between about 0.25 mm and about 3.00 mm.5. The golf club head of claim 4 , wherein said striking face portion has a thickness of between about 0.25 mm to about 1.00 mm.6. The golf club head of claim 5 , ...

GOLF CLUB HEAD WITH SELECTIVELY DETACHABLE FACE

A method of customizing a golf club head for a user's swing begins by receiving an indication of a characteristic of a user's golf swing. A club face is selected from a plurality of club faces based on the characteristic, and a club body is selected from a plurality of club bodies based on the characteristic. The selected club face and club body are then affixed together to define a golf club head. Each of the plurality of club faces and plurality of club bodies are freely interchangeable. 1. A method of providing a golf club head with customizable parameters , the method comprising:selecting a club face from a plurality of club faces, wherein each club face of the plurality of club faces is formed of metal and has a parameter that is different than the same parameter for every other club face in the plurality of club faces, the parameter being one of: loft angle; face angle; bulge radius; roll radius; mass; audible impact frequency; thickness; and coefficient of restitution;selecting a club body from a plurality of club bodies, wherein each club body of the plurality of club bodies is formed from a polymer and has a weight parameter that is different than the same weight parameter for every other club body in the plurality of club bodies, the weight parameter being one of: total mass; and mass distribution;wherein each of the plurality of club faces can interchangeably be affixed to each of the plurality of club bodies; andaffixing the club face to the club body to form a golf club head.2. The method of claim 1 , further comprising receiving an indication of a swing speed of a user; andwherein at least one of the club face and the club body is selected on the basis of the received indication of swing speed.3. The method of claim 2 , wherein the plurality of club faces includes three club faces claim 2 , and wherein the parameter is coefficient of restitution.4. The method of claim 2 , wherein the plurality of club bodies includes three club bodies claim 2 , and ...

GOLF CLUB HEADS AND METHODS TO MANUFACTURE GOLF CLUB HEADS

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 toe portion, a heel portion, a top portion, a sole portion, a rear portion, and a front portion having a face portion with a face portion thickness extending between a front surface and a back surface. The body portion may be associated with a body portion volume. The golf club head may also include an interior cavity. The interior cavity may include an elastic polymer material including a radiocontrast material. Other examples and embodiments may be described and claimed. 1. A golf club head comprising:a body portion having a toe portion, a heel portion, a top portion, a sole portion, a rear portion, a front portion having a face portion with a face portion thickness extending between a front surface and a back surface, and an interior cavity, the body portion being associated with a body portion volume;an elastic polymer material in the interior cavity, the elastic polymer material being associated with an elastic polymer material volume; anda radiocontrast material included in the elastic polymer material,{'sub': e', 'b', 'e', 'b, 'sup': 3', '3, 'wherein the elastic polymer material volume is related to the body portion volume by the equation 0.2≦V/V≦0.5, where Vis the elastic polymer material volume in units of in, and Vis the body portion volume in units of in.'}2. A golf club head as defined in further comprising a bonding portion bonded to the back surface of the face portion claim 1 , wherein the elastic polymer material is bonded to the bonding portion.3. A golf club head as defined in further comprising a bonding agent having a first cure state associated with a first temperature range and a second cure state associated with a second temperature range different from the first temperature range claim 1 , wherein the bonding agent is in contact with the back surface of the face portion ...

MULTI-COMPONENT GOLF CLUB HEAD

Embodiments of golf club heads with enclosed weight members are described herein. In many embodiments, the club head comprises a body having a front end, a back end, a heel end, a toe end, a top rail, and a sole; the body further including a front body defining the front end; a rear body coupled to the front body, wherein the front body includes a first mating surface, and the rear body includes a second mating surface that mates with the first mating surface to join the rear body to the front body; a plurality of weight receptacles defined in one or both of the first mating surface and the second mating surface and one or more weight members received into the weight receptacles, the one or more weight members being formed of a third material having a third density; and wherein the one or more weight members are fully enclosed between the front body and the rear body. 1. A golf club head comprising:a strikeface; and wherein the front body defines the front end and portions of the heel end, the toe end, the top rail, and the sole;', 'wherein the rear body defines the sole, and portions of the heel end, the toe end, and the back end;', 'wherein the front body includes a first mating surface, and the rear body includes a second mating surface that mates with the first mating surface to join the rear body to the front body;, 'a body, the body comprising a front end, a back end opposite the front end, a heel end, a toe end opposite the heel end, a top rail, a sole opposite the top rail, a front body, and a rear body coupled to the front body;'} wherein the receptacle bank defines a plurality of weight receptacles;', 'wherein one or more weight members are received by the weight receptacles,', 'wherein the one or more weight members are fully enclosed between the front body and the rear body., 'a receptacle bank is defined in one or both of the first mating surface and the rear mating surface;'}2. The golf club head of claim 1 , wherein the first mating surface and the ...

Golf Clubs and Golf Club Heads

Ball striking devices, such as golf clubs, have a head that includes a face having a striking surface configured for striking a ball, and a body connected to the face and extending rearwardly from the face, with the body having a crown, a sole, a heel side, and a toe side, such that the face and the body combine to define an enclosed internal cavity. A damping member is connected to the body and includes a post extending inwardly into the cavity from an inner surface of the body, a first arm extending from the post toward the heel side of the body, and a second arm extending from the post toward the toe side of the body. The damping member is configured to produce a mass damping effect upon an impact on the face. 1. A ball striking device comprising:a front and a rear,a face having a striking surface configured for striking a ball, the face having a heel portion and a toe portion;a body connected to the face and extending rearwardly from the face, the body having a crown, a sole, a heel side, and a toe side,wherein the face and the body combine to define an enclosed internal cavity; and a damping member connected to the body,the damping member comprising a single post extending inwardly into the cavity from an inner surface of the body,wherein the single post has a fixed end that is fixed to the sole, a first arm extending from the single post toward the heel side of the body, and a second arm extending from the single post toward the toe side of the body,wherein the damping member is configured to produce a mass damping effect upon an impact on the face,wherein the first arm further comprises a first weight member connected to the first arm and the second arm further comprises a second weight member connected to the second arm,wherein the first and second weight members have greater densities than the post.2. The ball striking device of claim 1 , wherein the first and second arms are oriented at approximately 180° to each other.3. The ball striking device of claim ...

GOLF CLUB HEADS AND METHODS TO MANUFACTURE GOLF CLUB HEADS

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 toe portion, a heel portion, a top portion, a sole portion, a back portion, and a front portion. The golf club head may include an interior cavity. Other examples and embodiments may be described and claimed. 1. A method comprising:forming a body portion of a golf club head, the body portion having a front portion, a toe portion with a toe portion edge, a heel portion with hosel portion, a back portion with a back wall portion, a top portion with a top portion edge, a sole portion with a sole portion edge, an interior cavity, and a cylindrical port connected having an opening on an exterior of the body portion and connected to the interior cavity;forming a face portion of the golf club head;attaching the face portion to the front portion to close the interior cavity;injecting a polymer material into the interior cavity from the cylindrical port to partially or fully fill the interior cavity;inserting a cylindrical first mass portion into the cylindrical port to close the cylindrical port; andattaching a second mass portion to the body portion below a horizontal midplane of the body portion, the second mass portion having a first end, a second end, a width, and a length defined by a distance between the first end and the second end, the length of the second mass portion being greater than the width of the second mass portion,wherein the cylindrical port is located above the second mass portion at or proximate to the toe portion edge,wherein a distance between the first end of the second mass portion and the toe portion edge is less than a distance between the second end of the second mass portion and the toe portion edge,wherein the second mass portion is made from a material having a greater density than a material of the body portion,wherein the second mass portion is made from a material having ...

FACE PLATES FOR GOLF CLUB HEADS AND RELATED METHODS

Embodiments of face plates for golf club heads are disclosed herein. Other examples, and related methods are also disclosed herein. 1. A mold apparatus for molding a golf club face plate , the mold apparatus comprising:a recess configured to hold a label;anda runner configured to guide a mold compound in a non-solid form to the recess;wherein the recess is configured to solidify the mold compound over the label to form the golf club face plate comprising the label and the mold compound.2. The mold apparatus of claim 1 , wherein:the golf club face plate comprises a putter face plate.3. The mold apparatus of claim 1 , further comprising:a gate between at least a portion of the runner and the recess, wherein the gate is configured to regulate introduction of the mold compound into the recess and over the label.4. The mold apparatus of claim 3 , wherein:when the label is located in the recess, the gate is located above the label.5. The mold apparatus of claim 4 , wherein:the gate is located approximately 1.2 millimeters above the label.6. The mold apparatus of claim 3 , wherein:when the label is located in the recess, the gate is located towards a center of a length of the label.7. The mold apparatus of claim 1 , wherein: a label strikeface side of the label faces towards a bottom of the recess;', 'a label rear side of the label faces away from the bottom of the recess;', 'and', the label separates the mold compound from the bottom of the recess;', 'and', 'the mold compound, supported by the recess, covers all of the label rear side of the label., 'when the mold compound is introduced into the recess over the label rear side], 'the recess is configured to hold the label such that8. The mold apparatus of claim 1 , wherein:the mold compound comprises a polyester-based, aromatic, polyurethane, thermoplastic having a Shore D hardness value of approximately 65 to approximately 80.9. A mold apparatus for molding one or more golf club face plates claim 1 , the mold apparatus ...

GOLF CLUB HEAD AND MANUFACTURING METHOD FOR SAME

A golf club head includes a heel portion, a toe portion, a hosel, and a striking face. The striking face includes a plurality of scorelines each having an average depth no less than about 0.10 mm, a plurality of micro-grooves each having an average depth no greater than about 0.010 mm, and a plurality of textured surface treatment regions superimposed on the micro-grooves so as to at least partially intersect the micro-grooves. 1. A method comprising:(a) mechanically milling a striking face of a golf club head having a central region and a toe region thereby forming a plurality of generally parallel arcuate grooves located in the central region and the toe region;(b) forming a plurality of scorelines in the striking face, the scorelines extending horizontally and comprising an average scoreline width, a scoreline heel-ward extent that is coincident with a central region heel-ward extent, and a scoreline toe-ward extent that is coincident with a central region toe-ward extent; and(c) forming by material removal a plurality of horizontally-oriented lines in the central region interspersed between, and spaced from, the plurality of scorelines, the plurality of horizontally-oriented lines having an average line width less than the average scoreline width.2. The method of claim 1 , further comprising claim 1 , subsequent to step (a) and prior to step (c) claim 1 , applying a media blast to a portion of the striking face.3. The method of claim 1 , wherein the step (c) comprises forming the horizontally-oriented lines as to be substantially confined to the central region.4. The method of claim 1 , wherein the step (c) further comprises forming the plurality of horizontally-oriented lines by mechanical milling.5. The method of claim 1 , wherein the step (c) comprises forming the horizontally-oriented lines at a concentration of no less than 2 lines between each adjacently-located pair of scorelines of the plurality of scorelines.6. The method of claim 5 , wherein the ...

GOLF CLUB HEAD

A coating region of a crown has a maximum saturation portion SR at which a saturation is a maximum value Cmax, a high saturation region SR which includes the maximum saturation portion SR and in which a saturation difference from the saturation Cmax is not greater than 15, and a low saturation region SR in which a saturation difference from the saturation Cmax is greater than 15. When a straight line that passes through a face center Fc and extends in a face-back direction is defined as a straight line C, an area of a portion of the high saturation region SR at a toe side with respect to the straight line C is denoted by St, and an area of a portion of the high saturation region SR at a heel side with respect to the straight line C is denoted by Sh, then St>Sh. 1. A golf club head comprising a hitting surface having a face center , a crown having a coating region , a sole , and a hosel hole , wherein{'sup': 2', '2', '1/2, 'when a color in the coating region is represented by indexes L*, a*, and b* in a CIELAB color system and a saturation of the color is ((a*)+(b*)),'} a maximum saturation portion at which the saturation is a maximum value Cmax,', 'a high saturation region which includes the maximum saturation portion and in which a saturation difference from the saturation Cmax is not greater than 15, and', 'a low saturation region in which a saturation difference from the saturation Cmax is greater than 15,, 'the coating region has'}the low saturation region surrounds the high saturation region, andin a plan view of the head, when a straight line that passes through the face center and extends in a face-back direction is defined as a straight line C, an area of a portion of the high saturation region at a toe side with respect to the straight line C is denoted by St, and an area of a portion of the high saturation region at a heel side with respect to the straight line C is denoted by Sh, the area St is larger than the area Sh.2. The golf club head according to ...

Golf club head

A golf club head according to the present invention includes: a head main body including a crown part and a sole part, and having an opening surrounded by the crown part and the sole part; and a face member covering the opening in the head main body. The face member is formed in a cup-like shape, including a face part formed in a planar shape and a peripheral edge part extending from a peripheral edge of the face part. An end surface forming the opening in the head main body is formed extending parallel to the face part. The crown part of the head main body includes: a front-side region extending in a toe-heel direction along an edge part on the side where the opening is located; and a rear-side region located further on a back side than the front-side region and being thinner than the front-side region.

GOLF CLUB HEAD WITH ADJUSTABLE CENTER OF GRAVITY

A golf club head comprising a slidable weight for adjusting the location of the club head center of gravity is disclosed herein. The club head has a channel disposed in its sole and a slidable weight assembly comprising a weight body and a rotatable cam portion. The channel includes a single, L-shaped rail extending upwards from a channel floor, and the slidable weight assembly is reversibly fixed to the rail when the rotatable cam portion is rotated such that a curved protrusion is disposed underneath a ledge of the L-shaped rail. The channel preferably has an S-shaped or closed loop configuration such that the club head's center of gravity can be adjusted along X (front to back) and Y (heel to toe) horizontal axes. 1. A golf club head comprising:a body comprising a hosel, a striking face, a heel side, a toe side, a rear side, and a sole;a rail comprising a stem and a ledge extending approximately perpendicular to, and away from, the stem; anda slidable weight assembly comprising a weight body and a rotatable portion,wherein the weight body comprises an upper portion, a base portion extending from and perpendicular to the upper portion, and at least one nub extending from and approximately perpendicular to the base portion,wherein the rotatable portion comprises a body and a protrusion extending from a lower end of the body,wherein the protrusion extends only partially around the body,wherein the upper portion comprises an opening sized to receive an upper end of the body,wherein the upper end of the body is permanently trapped within the opening,wherein the stem extends from, and is approximately perpendicular to, the sole,wherein the ledge is spaced from the floor, andwherein rotating the rotatable portion causes at least a portion of the curved protrusion to slide under the ledge and reversibly fixes the slidable weight assembly to the rail.2. The golf club head of claim 1 , wherein the protrusion and the at least one nub are the only portions of the slidable ...

GOLF CLUB HEADS WITH RIBS AND RELATED METHODS

Golf club heads with ribs are described herein. Other embodiments and related methods are also disclosed herein. 1. A golf club head comprising:a front end;a back end opposite the front end;a heel portion;a toe portion opposite the heel portion;a sole;a crown opposite the sole;a faceplate; and a ribbed wall comprising:', 'a ribbed wall interior surface facing an interior of the golf club head;', 'a ribbed wall exterior surface facing an exterior of the golf club head opposite the ribbed wall interior surface; and', 'a thickness measured from the ribbed wall interior surface to the ribbed wall exterior surface that is less than 0.8 mm;', 'one or more external ribs protruding from the ribbed wall exterior surface, wherein the one or more external ribs extend from near the back end toward near front end of the club head in the ribbed region;', a first, first external rib endpoint;', 'a second, first external rib endpoint; and', 'a first external rib axis intersecting the first, first external rib endpoint and the second, first external rib endpoint; and, 'the one or more external ribs comprise a first external rib having, a first, second external rib endpoint;', 'a second, second external rib endpoint; and', 'a second external rib axis intersecting the first, second external rib endpoint and the second, second external rib endpoint;', 'the first external rib axis and the second external rib axis intersect each other external to the golf club head, rearward the faceplate.', 'wherein], 'the one or more external ribs further comprise a second external rib having], 'a ribbed region positioned on a portion of the crown; wherein the ribbed region comprises2. The golf club head of claim 1 , wherein:the first external rib axis and the second external rib axis intersect each other at a common point.3. The golf club head of claim 1 , wherein:the first external rib axis and the second external rib axis are tangent to a locus defined by a conic section perimeter.4. The golf club ...

Advanced hybrid iron type golf club

The present invention is a unique advanced hybrid iron type golf club having a curved face. The golf club incorporates the discovery of unique relationships among key club head engineering variables such as volume, blade length, heel blade length section, Zcg, front-to-back dimension, and club moment arm.

Golf club having removeable weight

A golf club head including a hosel, a ball striking face, a sole extending aftward from a lower edge of the ball striking face, a crown extending aftward from an upper edge of the ball striking face, a skirt extending between the sole and the crown, a weight mount including a recess disposed on at least one of the sole, the crown, and the skirt, a weight member located in the recess, wherein the weight mount is configured to house the weight member in a plurality of positions within the weight mount, a retainer spanning the recess, wherein the weight mount comprises a bevel configured to receive a portion of the retainer, wherein the retainer comprises an angled abutment surface at a first end of the retainer configured to engage the bevel.

GOLF CLUB AND A GRIP FOR A GOLF CLUB

Examples of a golf club with weight counter balance means are described. The golf club comprises a grip with a weight port and a weight load configured to be removably inserted and secured into the weight port and a club head that has a weight recess and a weight insert configured to be removably inserted and secured into the weight recess. The weight load in the grip and the weight insert in the club head are counterbalanced and predetermined to fit user's parameters such that a same club can be fitted for different user or same user after progressing his/her skills by changing the grip weight and the club head weight. 1. A golf club comprising:a shaft having an upper end and a lower end;a club grip configured to be mounted on the upper end of the shaft, the club grip having a top end, a bottom end, a body having a gripping face surface and extending between the top end and the bottom end, a weight port formed in the body and a weight load configured to be removably inserted and secured into the weight port; anda club head mounted on the lower end of the shaft and having a body, at least one weight recess formed in the body of the club head and a weight insert configured to be removably inserted and secured into the at least one weight recess,wherein the weight load in the club grip and the weight insert in the club head are counterbalanced and predetermined to fit user's parameters.2. The golf club of further comprising an inset inserted into the shaft and adjacent to an inner wall of the shaft extending inwardly away from the lower end of the shaft claim 1 , the inset having a pre-determined length to adjust a stiffness of the shaft.3. The golf club of claim 1 , wherein the weight port has an entrance opening formed at the top end of the club grip claim 1 , the weight port extending along a longitudinal axis of the club grip from its top end toward its bottom end.4. The golf club of claim 3 , wherein the weight port is internally threaded and the weight load has ...

MULTI-PIECE DRIVER WITH SEPARATELY CAST HOSEL

The present invention is directed to a multi-piece golf club head having a metal hosel with adjustability features that is cast separately from a face component, sole, and crown, and then is permanently affixed to those other parts after casting is complete. The face component, sole, and crown may be composed of any suitable materials, but preferably each of the face component, the sole, and the crown are stamped from a metal material and are welded to the hosel. 1. A wood-type golf club head comprising a crown , a sole , a face component comprising a striking face , a heel side , a toe side , and a hosel ,wherein the hosel is cast from a metal material,wherein the hosel is not integrally formed with any other part of the golf club head,wherein the hosel comprises a first extension composed of portion of the striking face, a second extension composed of a portion of the crown, and a third extension composed of a portion of the sole,wherein the striking face comprises a first plurality of grooves,wherein the first extension comprises a second plurality of grooves,wherein the striking face has a first cutout that mates with the first extension such that the first plurality of grooves aligns with the second plurality of grooves,wherein the crown has a second cutout that mates with the second extension,wherein the sole has a third cutout that mates with the third extension, andwherein the hosel is permanently affixed to at least one of the crown, sole, and face component after casting is complete.2. The wood-type golf club head of claim 1 , wherein the golf club head is a driver head.3. The wood-type golf club head of claim 1 , wherein the hosel is cast from a titanium alloy.4. The wood-type golf club head of claim 1 , wherein each of the crown claim 1 , sole claim 1 , and face component is stamped from a metal sheet claim 1 , and wherein the hosel is permanently affixed to each of the crown claim 1 , sole claim 1 , and face component by welding.5. The wood-type golf ...