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 |
20090143168 | 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. | 06-04-2009 |
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 |
20090298611 | Golf Club Head and Removable Weight - A golf club head and a removable weight that is received in a receptacle of the golf club head. The weight includes a cap and a slug. The cap is removably coupled to the receptacle and includes a recess that slidably receives a portion of the slug so that the cap and slug are able to rotate relative to each other. The slug includes an anti-rotation feature that prevents relative rotation between the slug and the receptacle. | 12-03-2009 |
20090298612 | GOLF CLUB HEAD AND REMOVABLE WEIGHT - A golf club head and a removable weight that is received in a receptacle of the golf club head. The weight includes a cap and a slug. The cap is removably coupled to the receptacle and includes a recess that receives a portion of the slug so that the cap and slug are able to rotate relative to each other. The slug includes an anti-rotation feature that prevents relative rotation between the slug and the receptacle and a curved abutment surface. | 12-03-2009 |
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 |
20100069170 | 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 discreet orientations between the shaft and club head. | 03-18-2010 |
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 |
20100323815 | GOLF CLUB HEAD AND REMOVABLE WEIGHT - A golf club head and a removable weight that is received in a receptacle of the golf club head. The weight includes a cap and a slug. The cap is removably coupled to the receptacle and includes a recess that receives a portion of the slug so that the cap and slug are able to rotate relative to each other. The slug includes an anti-rotation feature that prevents relative rotation between the slug and the receptacle and a lead-in portion. | 12-23-2010 |
20100331102 | GOLF CLUB HEAD WITH NON-THREADED INTERNAL CAVITY CHAMBER - A metal wood or utility type golf club head is disclosed in which the golf club head may have dynamic mass properties that are capable of being adjusted without utilizing a threaded mechanism. More specifically, the present invention discloses a golf club head that has an internal receptacle or cavity well that is strategically placed inside the metal wood or utility type golf club head to enable dynamic mass adjustments utilizing weight cards. Even more specifically, the weight cards may generally be flat and rectangular in shape to minimize weight at undesirable areas and may even contain a weighted portion having an increased density for further center of gravity adjustment. | 12-30-2010 |
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 |
20110143854 | 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 discreet orientations between the shaft and club head. | 06-16-2011 |
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 |
20110177876 | 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 discreet orientations between the shaft and club head. | 07-21-2011 |
20110190073 | 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. | 08-04-2011 |
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 |
20120010015 | 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 discreet orientations between the shaft and club head. | 01-12-2012 |
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 |
20120034996 | 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 |
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 |
20120295732 | 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 discreet orientations between the shaft and club head. | 11-22-2012 |
20120295733 | 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 discreet orientations between the shaft and club head. | 11-22-2012 |
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 |
20130116062 | 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. | 05-09-2013 |
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 |
20130344980 | 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 discreet orientations between the shaft and club head. | 12-26-2013 |
20140018184 | GOLF CLUB HEAD AND REMOVABLE WEIGHT - A golf club head and a removable weight that is received in a receptacle of the golf club head. The weight includes a cap and a slug. The cap is removably coupled to the receptacle and includes a recess that receives a portion of the slug so that the cap and slug are able to rotate relative to each other. The slug includes an anti-rotation feature that prevents relative rotation between the slug and the receptacle and a lead-in portion. | 01-16-2014 |
20140080627 | GOLF CLUB HEAD WITH FLEXURE - A golf club head including a crown, a sole, a hosel, a face and a flexure. The flexure provides compliance during an impact between the golf club head and a golf ball, and is tuned to vibrate, immediately after impact, at a predetermined frequency. | 03-20-2014 |
20140080634 | GOLF CLUB HEAD WITH FLEXURE - A golf club head including a crown, a sole, a hosel, a face and a flexure. The golf club head includes a multi-material construction including a face member, a midsection and an aft member that allows optimization of the mass distribution of the golf club head. The flexure provides compliance during an impact between the golf club head and a golf ball. | 03-20-2014 |
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 |
20140248973 | 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. | 09-04-2014 |
20140274453 | GOLF CLUB HEAD OPTIMIZED FOR SOUND - A golf club head optimized for sound has a body that defines an interior cavity. The body includes at least one of a sole portion, skirt portion, or a crown portion. At least the sole portion is stiffened to provide a higher frequency sound. The stiffened sole portion increases the frequency range of the golf club head by at least 300 Hz with an overall frequency of greater than about 3000 Hz. The stiffened sole portion provides a higher frequency sound with a minimal increase in the overall weight of the golf club head. In one embodiment, the stiffened sole portion increases the weight of the golf club head by less than 10 grams with the overall weight of the golf club head less than 220 grams. In operation, the golf club head with at least the stiffened sole portion impacts the golf ball to provide an aesthetically pleasing sound. | 09-18-2014 |
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 |
20150038250 | 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 discreet orientations between the shaft and club head. | 02-05-2015 |
20150051012 | METAL WOOD CLUB - A golf club head is provided 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. In another embodiment, the weight system may adjust the center of gravity of the golf club head along the x and z axis simultaneously using a weighted insert. | 02-19-2015 |
20150072803 | GOLF CLUB HEAD WITH VARIABLE THICKNESS FACE TO BODY TRANSITION - A golf club having variable face to body transition is disclosed herein. More specifically, the present invention relates to a golf club head having an indented transition region that helps facilitate the transition of thickness variation from the striking face to a rear aft body. The indented transition region may be located on the crown, the skirt, or the sole, and achieves improved performance by achieving an increased thickness reduction slope. | 03-12-2015 |