Patent application number | Description | Published |
20080254908 | INTERCHANGEABLE 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. | 10-16-2008 |
20090203467 | Metal Wood Club with Improved Moment of Inertia - A more efficient triangular shape for metal wood clubs or driver clubs is disclosed. This triangular shape allows the clubs to have higher rotational moments of inertia in both the vertical and horizontal directions, and a lower center of gravity. | 08-13-2009 |
20090239676 | INTERCHANGEABLE 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. | 09-24-2009 |
20090280924 | GOLF CLUB HEAD WITH INTEGRALLY ATTACHED WEIGHT MEMBERS - A golf club head having integrally attached weight members is disclosed and claimed. The club head body defines at least a toe chamber and a heel chamber. Weights of variable mass are positioned within the chambers, moving the club head center of gravity back and down. | 11-12-2009 |
20090305808 | GOLF CLUB HEADS WITH INTERCHANGEABLE HOSELS - A hosel set for a golf club is provided that contains a plurality of hosels that can be used interchangeably and removably with one or more golf club heads to secure a shaft to the golf club heads. The hosels vary in length while maintaining the same weight. Mating, curved surfaces are provided on the hosel and the golf club head to facilitate ease of bending and to reduce binding and gapping between the hosel and the golf club head. | 12-10-2009 |
20100151963 | GOLF CLUB HEAD WITH PROGRESSIVE FACE STIFFNESS - A metal wood golf club head adapted for attachment to a shaft, with a body comprising of a first body portion and a second body portion, each portion constructed of a different density material. Combining a high density material in the first body portion with a low density material in the second body portion, creates an ultra-low center of gravity relative to the geometric face center, resulting in higher launch angles and spin rate ratios. Thickening the lower area of the front face lowers the center of gravity and upwardly shifts the coefficient of restitution to the geometric center of the face. | 06-17-2010 |
20100203982 | METAL WOOD CLUB - In one embodiment, a golf club head is presented having a sole with three recessed cavities for attachment to a hosel-bending tool. In another embodiment, a golf club head is presented having a sole that includes one predetermined contact area proximal to the toe edge of the sole. In another embodiment, a golf club head is presented having a sole in which pads of material are incorporated that may be milled to vary the relief of the sole and to modify mass characteristics of the club head. Yet another embodiment presents a golf club head having a body with a cavity to receive a cartridge that has a constant density and weight. | 08-12-2010 |
20100279793 | METAL WOOD CLUB WITH IMPROVED MOMENT OF INERTIA - A more efficient triangular shape for metal wood clubs or driver clubs is disclosed. This triangular shape allows the clubs to have higher rotational moments of inertia in both the vertical and horizontal directions, and a lower center of gravity. | 11-04-2010 |
20110039632 | METAL WOOD CLUB - A golf club head is provided with a body that has an address position with a zero degree bounce portion on the sole and a center sole position with a multi-relief surface of the sole having a negative bounce portion. The negative bounce portion may comprise a negative 0.5 to a negative 4.0 degree surface. In one embodiment, the multi-relief surface may comprise the negative bounce portion and a cutaway portion extending to the back of the sole, which may have a depth of about 0.05 to 0.5 inch from a regular sole surface. In another embodiment, the golf club head includes a weight system to adjust the center of gravity. In one embodiment, the weight system is a tube having a weight at one end that may be inserted into the golf club head to move the center of gravity at least forward and backward within 6 mm and up and down within 6 mm. Preferably, the tube is angled downward toward the face by at least 3 degrees. | 02-17-2011 |
20110118046 | INTERCHANGEABLE 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. | 05-19-2011 |
20110159983 | GOLF CLUB HEADS WITH INTERCHANGEABLE HOSELS - A hosel set for a golf club is provided that contains a plurality of hosels that can be used interchangeably and removably with one or more golf club heads to secure a shaft to the golf club heads. The hosels vary in length while maintaining the same weight. Mating, curved surfaces are provided on the hosel and the golf club head to facilitate ease of bending and to reduce binding and gapping between the hosel and the golf club head. | 06-30-2011 |
20110230278 | METAL WOOD CLUB - In one embodiment, a golf club head is presented having a sole with three recessed cavities for attachment to a hosel-bending tool. In another embodiment, a golf club head is presented having a sole that includes one predetermined contact area proximal to the toe edge of the sole. In another embodiment, a golf club head is presented having a sole in which pads of material are incorporated that may be milled to vary the relief of the sole and to modify mass characteristics of the club head. Yet another embodiment presents a golf club head having a body with a cavity to receive a cartridge that has a constant density and weight. | 09-22-2011 |
20110294595 | METAL WOOD CLUB - A golf club head is provided with a body that has an address position with a zero degree bounce portion on the sole and a center sole position with a multi-relief surface of the sole having a negative bounce portion. The negative bounce portion may comprise a negative 0.5 to a negative 4.0 degree surface. In one embodiment, the multi-relief surface may comprise the negative bounce portion and a cutaway portion extending to the back of the sole, which may have a depth of about 0.05 to 0.5 inch from a regular sole surface. In another embodiment, the golf club head includes a weight system to adjust the center of gravity. In one embodiment, the weight system is a tube having a weight at one end that may be inserted into the golf club head to move the center of gravity at least forward and backward within 6 mm and up and down within 6 mm. Preferably, the tube is angled downward toward the face by at least 3 degrees. | 12-01-2011 |
20120028729 | INTERCHANGEABLE 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. | 02-02-2012 |
20120034995 | INTERCHANGEABLE SHAFT SYSTEM - A golf club incorporating an interchangeable shaft system includes a shaft, a shaft sleeve, a club head. The shaft sleeve is coupled to an end of the shaft and is received in a hosel included in the club head. The shaft sleeve is removably coupled to the club head. Hosel and shaft sleeve alignment features provide discrete orientations between the shaft and club head. | 02-09-2012 |
20120100926 | GOLF CLUB WITH IMPROVED PERFORMANCE - A golf club head with an improved Moment of Inertia (MOI) is disclosed herein. More specifically, the present invention relates to a golf club head with a releasable hosel mechanism that is leaner and more lightweight, it allows a significant amount of weight to be saved from the hosel portion of the golf club head and used to improve Center of Gravity (CG) location of the golf club head; which contributes to the improvement of the MOI of the golf club head. | 04-26-2012 |
20120157227 | STRIKING FACE OF A GOLF CLUB HEAD - A golf club head with improved striking face performance is disclosed herein. More specifically, the present invention discloses a golf club head having a thickened central region surrounded by an internal and an external transition region; wherein the thickened central region has an inner perimeter that takes on a shape that substantially resembles the shape of an outer perimeter of the striking face of the golf club head. | 06-21-2012 |
20120165112 | INTERCHANGEABLE 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. | 06-28-2012 |
20120214611 | STRIKING FACE OF A GOLF CLUB HEAD - A golf club head with improved striking face performance is disclosed herein. More specifically, the present invention discloses a golf club head having a thickened central region surrounded by an internal and an external transition region; wherein the thickened central region has an inner perimeter that takes on a shape that substantially resembles the shape of an outer perimeter of the striking face of the golf club head. | 08-23-2012 |
20120302367 | METAL WOOD CLUB - A wood-type golf club including a head comprising a body having a face, a sole, a crown, a toe and a heel and a coordinate system with an x-axis extending horizontally tangent to a center of the club face, a y-axis extending vertically from the center of the club face, and a z-axis extending horizontally through the center of the club face. A system is disposed within the body for adjusting club face angle at address comprising an element that is rotatable about a system axis that is substantially parallel to the y-axis to provide at least first and second club face angle positions at address. The element may be any shape which changes club face angle at address. The system axis may alternatively be substantially parallel to the z-axis. Or, the element may even comprise a plurality of interchangeable adjustment portions interchangeably mated with a body portion. | 11-29-2012 |
20130012333 | STRIKING FACE OF A GOLF CLUB HEAD - A golf club head with improved striking face performance is disclosed herein. More specifically, the present invention discloses a golf club head having a thickened central region surrounded by an internal and an external transition region; wherein the thickened central region has an inner perimeter that takes on a shape that substantially resembles the shape of an outer perimeter of the striking face of the golf club head. | 01-10-2013 |
20130130829 | Metal Wood Club - A golf club head is provided with a body that has an address position with a zero degree bounce portion on the sole and a center sole position with a multi-relief surface of the sole having a negative bounce portion. The negative bounce portion may comprise a negative 0.5 to a negative 4.0 degree surface. In one embodiment, the multi-relief surface may comprise the negative bounce portion and a cutaway portion extending to the back of the sole, which may have a depth of about 0.05 to 0.5 inch from a regular sole surface. In another embodiment, the golf club head includes a weight system to adjust the center of gravity. In one embodiment, the weight system is a tube having a weight at one end that may be inserted into the golf club head to move the center of gravity at least forward and backward within 6 mm and up and down within 6 mm. Preferably, the tube is angled downward toward the face by at least 3 degrees. | 05-23-2013 |
20130252759 | METAL WOOD CLUB WITH IMPROVED MOMENT OF INERTIA - A more efficient triangular shape for metal wood clubs or driver clubs is disclosed. This triangular shape allows the clubs to have higher rotational moments of inertia in both the vertical and horizontal directions, and a lower center of gravity. | 09-26-2013 |
20130344979 | GOLF CLUB WITH IMPROVED PERFORMANCE - A golf club head with an improved Moment of Inertia (MOI) is disclosed herein. More specifically, the present invention relates to a golf club head with a releasable hosel mechanism that is leaner and more lightweight, it allows a significant amount of weight to be saved from the hosel portion of the golf club head and used to improve Center of Gravity (CG) location of the golf club head; which contributes to the improvement of the MOI of the golf club head. | 12-26-2013 |
20140051528 | STRIKING FACE OF A GOLF CLUB HEAD - A golf club head with improved striking face performance is disclosed herein. More specifically, the present invention discloses a golf club head having a thickened central region surrounded by an internal and an external transition region; wherein the thickened central region has an inner perimeter that takes on a shape that substantially resembles the shape of an outer perimeter of the striking face of the golf club head. | 02-20-2014 |
20140073448 | BUTT-MOUNTED SHAFT EXTENSION DEVICE - A device designed for modifying the length of a golf club shaft. The device is a three-piece mechanism with a bottom part bonded into the top end of a tubular golf club shaft, a top part provided within the grip, a threaded screw provided within the top part and threadably connected to the bottom part such that movement of the screw will adjust the distance between the top part and bottom part thereby adjusting the club length. The extension device is hidden within the shaft and grip and does not require a custom grip or shaft. | 03-13-2014 |
20140106896 | Metal Wood Club - A golf club head is provided with a body that has an address position with a zero degree bounce portion on the sole and a center sole position with a multi-relief surface of the sole having a negative bounce portion. The negative bounce portion may comprise a negative 0.5 to a negative 4.0 degree surface. In one embodiment, the multi-relief surface may comprise the negative bounce portion and a cutaway portion extending to the back of the sole, which may have a depth of about 0.05 to 0.5 inch from a regular sole surface. In another embodiment, the golf club head includes a weight system to adjust the center of gravity. In one embodiment, the weight system is a tube having a weight at one end that may be inserted into the golf club head to move the center of gravity at least forward and backward within 6 mm and up and down within 6 mm. Preferably, the tube is angled downward toward the face by at least 3 degrees. | 04-17-2014 |
20140106901 | Metal Wood Club - A golf club head is provided with a body that has an address position with a zero degree bounce portion on the sole and a center sole position with a multi-relief surface of the sole having a negative bounce portion. The negative bounce portion may comprise a negative 0.5 to a negative 4.0 degree surface. In one embodiment, the multi-relief surface may comprise the negative bounce portion and a cutaway portion extending to the back of the sole, which may have a depth of about 0.05 to 0.5 inch from a regular sole surface. In another embodiment, the golf club head includes a weight system to adjust the center of gravity. In one embodiment, the weight system is a tube having a weight at one end that may be inserted into the golf club head to move the center of gravity at least forward and backward within 6 mm and up and down within 6 mm. Preferably, the tube is angled downward toward the face by at least 3 degrees. | 04-17-2014 |
20140274463 | METAL WOOD CLUB WITH IMPROVED MOMENT OF INERTIA - A more efficient triangular shape for metal wood clubs or driver clubs is disclosed. This triangular shape allows the clubs to have higher rotational moments of inertia in both the vertical and horizontal directions, and a lower center of gravity. | 09-18-2014 |
20140287848 | INTERCHANGEABLE SHAFT SYSTEM - A golf club incorporating an interchangeable shaft system includes a shaft, a shaft sleeve, a club head. The shaft sleeve is coupled to an end of the shaft and is received in a hosel included in the club head. The shaft sleeve is removably coupled to the club head. Hosel and shaft sleeve alignment features provide discrete orientations between the shaft and club head. | 09-25-2014 |
20140302945 | STRIKING FACE OF A GOLF CLUB HEAD - A golf club head with improved striking face performance is disclosed herein. More specifically, the present invention discloses a golf club head having a thickened central region surrounded by an internal and an external transition region; wherein the thickened central region has an inner perimeter that takes on a shape that substantially resembles the shape of an outer perimeter of the striking face of the golf club head. | 10-09-2014 |
20150018119 | GOLF CLUB HEAD WITH FACE CHANNEL - The present invention generally relates to golf club heads with improved mass distribution provided by novel structural features. The golf club head can include a main club head body and a face member that presents a ball striking face. The face member of the club head has at least one channel located thereon. | 01-15-2015 |
20150045142 | MILLING PROCESS FOR ROUGHNESS ON GOLF CLUB FACE - The invention generally relates to a golf club in which the ball-striking face has a high surface roughness. The invention provides systems and methods for dual speed milling for improved surface roughness. In certain aspects, the invention provides a method of making a ball striking face for a golf club that includes obtaining a piece of material for use as a club head ball-striking face, milling a surface of the piece of material at a first speed, and milling the surface at a second speed. | 02-12-2015 |