Entries |
Document | Title | Date |
20080214327 | GOLF BALL WITH LOBED DIMPLES - A golf ball with multi-lobed dimples is provided. The dimple comprises a plurality of lobes positioned radially around the center of the dimple, wherein each lobe is defined by a circumferential segment. Each lobe comprises a first curved profile extending from the circumferential segment toward the center of the dimple and the first curved profile of each lobe abuts each other in an uninterrupted manner. The curvature of the circumferential segments can be defined by a ratio of an inside radius to an outside radius. | 09-04-2008 |
20080220907 | Golf ball dimples with a catenary curve profile - A golf ball having an outside surface with a plurality of dimples formed thereon. The dimples on the ball have a cross-sectional profiles formed by a catenary curve. Combinations of varying dimple diameters, shape factors, and chordal depths in the catenary curve are used to vary the ball flight performance according to ball spin characteristics, player swing speed, as well as satisfy specific aerodynamic magnitude and direction criteria. | 09-11-2008 |
20080234071 | GOLF BALL WITH DIMPLES HAVING CONSTANT DEPTH - A golf ball having an improved dimple pattern is disclosed. The dimples may have a regular or irregular polygonal perimeter, an undimpled land surface and a depression therein. The perimeter may alternatively comprise a number of linear sides and at least one curved side. At least a portion of the bottom of the depression is convex such that its curvature is substantially identical to the curvature of the land surface making the depth of that portion constant along its surface relative to the land surface. The depression may further comprise a sub-depression. Alternatively, the depression may further comprise a projection. Additionally, the depression may have a polygonal or circular perimeter. | 09-25-2008 |
20090017941 | GOLF BALL SURFACE PATTERNS COMPRISING MULTIPLE CHANNELS - A golf ball having an improved surface pattern is disclosed. The golf ball has one or more channels or ridges on its surface. These ridges or channels may decrease drag, or may increase lift, and may increase or decrease flight symmetry. These channels or ridges may be linear, or may be curved, and may or may not fully circumscribe the golf ball. These channels or ridges may also be combined with traditional or non-traditional dimples. | 01-15-2009 |
20090023520 | Mold for manufacturing golf balls and golf balls - The present invention relates to a mold having a parting line along dimples which allows manufacturing of golf balls free from burrs, and to golf balls manufactured using such a mold. The mold of the present invention is provided with a spherical cavity inside thereof; and an upper mold and a lower mold separable from each other, wherein a plurality of convex portions for forming dimples is provided in the inner surface of the cavity, at least one of the plurality of convex portions lies over the equator of the cavity, a parting line, which corresponds to the boundary between the upper mold and the lower mold, extends along the inner surface of the cavity, the parting line comprises first lines extending along the peripheries of the convex portions lying over the equator and second lines connecting the first lines, and the first line is disposed apart from the periphery by a distance of 0.1 to 0.5 mm. | 01-22-2009 |
20090054177 | Dimples Composed of Letters or Symbols Inset into Cover - The present invention relates to dimples and dimple patterns for golf balls ( | 02-26-2009 |
20090069119 | LOW VOLUME COVER FOR A GOLF BALL - A golf ball ( | 03-12-2009 |
20090075760 | GOLF BALL WITH SPHERICAL POLYGONAL DIMPLES - A golf ball includes an outer spherical surface and a plurality of dimples formed thereon. In accordance to one aspect of the invention, the dimples in accordance to the invention have a polygonal perimeter and a substantially spherical, concave depression. The substantially spherical depression comprises a spherical depression and a transitional portion bridging the area between the polygonal perimeter and the spherical depression. In accordance to another aspect of the invention, one or more sides of the polygonal perimeter may be non-linear or curved. The dimples of the present invention may fill the ball's entire outer surface, or the dimples may occupy a predetermined pattern on the ball. The predetermined pattern may also include one or more channels or raised beads on the surface of the ball. | 03-19-2009 |
20090111613 | GOLF BALL - An object of the present invention is to provide a golf ball having an improved aesthetic appearance and enhanced flying performance. The present invention provides a golf ball on which a plurality of dimples are arranged on the spherical surface thereof, wherein each of the dimples has at least two contour main parts and contour connecting parts, and the at least two contour main parts are connected to each other by the contour connecting parts, and the contour connecting parts are formed so as to be curved toward the inside of the contour main parts from the outermost points. | 04-30-2009 |
20090124432 | GOLF BALL DIMPLES - A multi-lobed golf ball dimple is provided. The dimple comprises a plurality of lobes positioned radially around the center of the dimple, wherein each lobe is defined by a circumferential segment and may be further defined by spoke-like ridges. Each lobe comprises a first curved profile extending from the circumferential segment toward the center of the dimple and the first curved profile of each lobe abuts each other in an uninterrupted manner. The multi-lobed dimple may include uniform and non-uniform dimples. The curvature of the circumferential segments can be defined by a ratio of an inside radius to an outside radius. Each dimple also includes a slightly convex floor that is continuous and smooth. The curvature may match that of the outer surface of the golf ball. Further, a sloped wall interrupted by spoke-like ridges may connect the convex floor with the outer surface of the golf ball. | 05-14-2009 |
20090186720 | Golf Ball with Improved Flight Performance - A golf ball is provided that has improved aerodynamic efficiency, resulting in increased flight distance for golfers of all swing speeds, and more particularly for golfers possessing very high swing speeds, such as those who can launch the balls at an initial speed greater than 160 miles per hour and more particularly at initial ball speed of about 170 miles per hour or higher. The golf ball of the present invention combines lower dimple count with multiple dimple sizes to provide higher dimple coverage and improved aerodynamic characteristics. | 07-23-2009 |
20090221387 | GOLF BALL - A golf ball | 09-03-2009 |
20090247328 | GOLF BALL - A golf ball | 10-01-2009 |
20100069176 | GOLF BALL WITH POLYGONAL DIMPLE GROUPINGS - The present invention concerns a golf ball having dimple groupings comprised of multiple angular spiral shaped arms that are arrayed to form polygonal perimeters, wherein the number of arms equals the number of perimeter sides. This allows greater symmetry about the dimple grouping center, thereby improving the consistency of the aerodynamic performance of the ball. In another unique feature of the present invention, the angular shape of the arms facilitates the formation of polygonal shaped dimple groupings, which can fit closely together to cover a greater proportion of the ball's surface, preferably more than about 85% surface coverage, thereby further enhancing aerodynamic performance. | 03-18-2010 |
20100093468 | GOLF BALL - A golf ball has an increased surface occupancy ratio of dimples, the dimples are shallow to restrain a lift acting on the golf ball flying in a high-speed region after the ball has been hit, and the lift of the golf ball flying in a low-speed region in the latter half of the trajectory is maintained for a long time, by which a longer carry can be obtained. The golf ball has plural dimples formed on the surface thereof, in which at least about 10 percent of dimples of all the dimples on the surface are noncircular dimples in which a boundary line between a land part and the dimple include a curved line part and a straight line part, and the noncircular dimples each have a flat bottom surface. | 04-15-2010 |
20100113187 | DIMPLE PATTERNS FOR GOLF BALLS - The present invention provides a method for arranging dimples on a golf ball surface that significantly improves aerodynamic symmetry and minimizes parting line visibility by arranging the dimples in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron. The method includes choosing control points of a polyhedron, generating an irregular domain based on those control points, packing the irregular domain with dimples, and tessellating the irregular domain to cover the surface of the golf ball. The control points include the center of a polyhedral face, a vertex of the polyhedron, a midpoint or other point on an edge of the polyhedron and others. The method ensures that the symmetry of the underlying polyhedron is preserved while eliminating great circles due to parting lines. | 05-06-2010 |
20100173728 | GOLF BALL DIMPLES - A multi-lobed golf ball dimple is provided. The dimple comprises a plurality of lobes positioned radially around the center of the dimple, wherein each lobe is defined by a circumferential segment and may be further defined by spoke-like ridges. Each lobe comprises a first curved profile extending from the circumferential segment toward the center of the dimple and the first curved profile of each lobe abuts each other in an uninterrupted manner. The multi-lobed dimple may include uniform and non-uniform dimples. The curvature of the circumferential segments can be defined by a ratio of an inside radius to an outside radius. Each dimple also includes a slightly convex floor that is continuous and smooth. The curvature may match that of the outer surface of the golf ball. Further, a sloped wall interrupted by spoke-like ridges may connect the convex floor with the outer surface of the golf ball. | 07-08-2010 |
20100216575 | GOLF BALL AND METHOD FOR DESIGNING SAME - A golf ball includes noncircular dimples having smooth bottom surfaces; a method for designing the golf ball is disclosed. A noncircular dimple D | 08-26-2010 |
20100234141 | GOLF BALL - A golf ball | 09-16-2010 |
20100240472 | GOLF BALL DIMPLES FORMING INDICIA - The present invention comprises a golf ball with dimples. Some of the dimples have markings that are raised geometric elements having substantially the same elevation as the undimpled land area. Innovatively, the markings interact with and become components of dimples themselves rather than being additions or replacements for dimples. Innovatively, the markings increase the total perimeter value of one or more dimples, and the aggregate dimple perimeter value of a golf ball. Such increased perimeter quantities provide a means to control and improve aerodynamic performance. | 09-23-2010 |
20100261555 | LOW LIFT GOLF BALL - A golf ball having a plurality of dimples formed on its outer surface, the outer surface of the golf ball being divided into plural areas comprising dimples such that the golf ball is spherically symmetrical as defined by the United States Golf Association (USGA) Symmetry Rules, the plural areas configured such that the golf ball exhibits a lift coefficient (CL) of less than about 0.195 over a range of Reynolds Number (Re) from about 135,000 to about 180,000 and at a spin rate of about 3000 rpm. | 10-14-2010 |
20100304897 | GOLF BALL WITH ROTATIONAL PROTRUSIONS WITHIN A DIMPLE - A golf ball includes an outer land surface and a plurality of dimples formed thereon. The dimples comprise protrusions on the inner surface of the dimple to energize or agitate the airflow over the dimpled surfaces to increase the aerodynamic performance of the golf ball. These protrusions include rotational elements arranged in various configurations and are fully contained within the dimple perimeter and do not extend beyond a chordal plane of the dimple. By improving the aerodynamic of the airflow over the dimpled surface of the golf ball, the outer land surface of the golf ball may remain robust to prevent premature wear and tear on the golf ball. | 12-02-2010 |
20110028245 | GOLF BALL - A golf ball has uniform gaps between dimples even if the surface occupancy ratio of the dimples is high, and therefore the aerodynamic performance thereof is improved, whereby a longer flight distance can be obtained. In the golf ball having a plurality of dimples and land parts surrounded by the plurality of dimples, the land part has a shape having at least one vertex, the land part is connected to at least two adjacent land parts substantially by a point, and the area of the land part is in the range of about 0.05 mm | 02-03-2011 |
20110028246 | GOLF BALL - The invention provides a golf ball having a core formed by vulcanizing a rubber composition and a cover composed primarily of a polyurethane material. The rubber composition of the core includes 100 parts by weight of a base rubber, from 10 to 40 parts by weight of an unsaturated carboxylic acid or a metal salt thereof, a peroxyketal (a) and a monophenol-type antioxidant (b), the weight ratio (a)/(b) of the peroxyketal to the monophenol-type antioxidant being from 5 to 50. The ball has an excellent discoloration resistance and an outstanding distance and feel on shots taken with a middle iron. | 02-03-2011 |
20110059813 | Golf ball dimples having circumscribed prismatoids - The present invention relates to golf balls, specifically, to a golf ball with multifaceted depressions comprising two discrete geometries surrounded by a first perimeter. A second perimeter is circumscribed within the first and surrounds prismatoid depressions or protrusions. Primarily the first and second perimeters are circular and the depressions or protrusions are based on a polyhedral prismatoid having a minimum of three and a maximum of twelve edges, wherein the ratio of the first and second diameters is between 0.25 to 0.90. | 03-10-2011 |
20110065531 | GOLF BALLS WITH CLUSTERS OF DIMPLES HAVING NON-UNIFORM DIMPLE PROFILES - Golf balls include an exterior cover having a plurality of dimples arranged thereon, wherein from 5 to 95% of the dimples have a non-uniform dimple profile. At least a majority of the dimples having a non-uniform dimple profile on the golf ball body may be arranged in 2-24 repeating dimple clusters on the exterior surface of the ball. In some example structures, the exterior surface of the ball will include from 4-18 repeating dimple clusters, from 4-12 repeating dimple clusters, or even from 6-10 repeating dimple clusters. | 03-17-2011 |
20110098135 | Golf Ball With Projections Adjacent Dimples - A golf ball includes a projection that is positioned on a land adjacent two or more abutting dimples. The projection is located in a center or at a vertex of a shaped region defined by a pattern of dimples. A method for selecting a position for a projection and desirable configurations of the projection are also disclosed. | 04-28-2011 |
20110111887 | GOLF BALL WITH DIMPLES HAVING CONSTANT DEPTH - A golf ball having an improved dimple pattern is disclosed. The dimples may have a regular or irregular polygonal perimeter, an undimpled land surface and a depression therein. The perimeter may alternatively comprise a number of linear sides and at least one curved side. At least a portion of the bottom of the depression is convex such that its curvature is substantially identical to the curvature of the land surface making the depth of that portion constant along its surface relative to the land surface. The depression may further comprise a sub-depression. Alternatively, the depression may further comprise a projection. Additionally, the depression may have a polygonal or circular perimeter. | 05-12-2011 |
20110177888 | GOLF BALL - The present invention provides a golf ball composed of a core and a cover having an outside surface on which are formed a plurality of dimples. Letting BV and CV be the initial velocity (m/s) of, respectively, the ball and the core as measured by a method using an initial velocity measuring apparatus of the same type as a USGA drum rotation-type initial velocity instrument and letting BE and CE be the deflection (mm) of, respectively, the ball and the core when compressed under a final load of 1,275 N (130 kgf) from an initial load of 98 N (10 kgf), the core initial velocity CV is from 70.0 to 78.0 m/s and the ball satisfies the formula −1.0≦(BV/BE)−(CV/CE)≦3.0. The golf ball of the invention has a flight distance that can be reduced compared with official golf balls currently in use, yet has the same good feel on impact and excellent controllability, scuff resistance and durability to repeated impact as a game ball. | 07-21-2011 |
20110183777 | GOLF BALL - A golf ball which reduces frictional resistance against air travels further. The golf ball includes a surface configured to have convex dimples arranged on the surface. Relative roughness of the golf ball having the convex dimples is maintained to be similar to that of a golf ball having concave dimples, thereby ensuring stability of carry of the golf ball. | 07-28-2011 |
20110183778 | GOLF BALL DIMPLE PATTERNS WITH MULTIPLE PHYLLOTACTIC ELEMENTS - A golf ball is disclosed having a plurality of dimples on its surface, the dimples being arranged in patterns determined by the science of phyllotaxis. Phyllotactic patterns are used to ascertain the placement of dimples in each polygonal face of a polyhedron based dimple pattern. Phyllotactic patterns provide for the arrangement of multiple spiral shaped strings of dimples within individual polygonal faces of a golf ball surface, with each polygonal face area having its own phyllotactic origination point at its center. The resulting multiple axes of symmetry in the overall dimple pattern provide improved symmetry of flight performance. | 07-28-2011 |
20110269575 | NONCONFORMING ANTI-SLICE BALL - A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles. | 11-03-2011 |
20110269576 | NONCONFORMING ANTI-SLICE BALL - A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles. | 11-03-2011 |
20110269577 | NONCONFORMING ANTI-SLICE BALL - A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles. | 11-03-2011 |
20110269578 | NONCONFORMING ANTI-SLICE BALL - A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles. | 11-03-2011 |
20110287867 | GOLF BALL - The invention provides a golf ball having a solid core, a cover of at least one layer, and a plurality of dimples on a surface of an outermost layer of the cover. The dimples have a volume ratio (VR) of at least 1.6%. The ball has an initial velocity, as measured using an initial velocity measuring apparatus of the same type as a USGA drum rotation-type initial velocity instrument, which is at least 77 m/s, and has a ratio of total distance traveled when struck at a head speed of 54 m/s to total distance traveled when struck at a head speed of 35 m/s (HS54/HS35) of from 1.30 to 1.50. This golf ball is able to substantially reduce the distance traveled by the ball when struck at a high head speed, while at the same time holding down the decrease in distance when struck at a low head speed. | 11-24-2011 |
20110287868 | GOLF BALL - The invention provides a golf ball having a solid core, a cover of at least one layer, and a plurality of dimples on a surface of an outermost layer of the cover. The dimples number at least 250 but not more than 500, and have a volume ratio (VR) of from 1.20 to 1.50%. The ball has a deflection, when compressed under a final load of 1,275 N (130 kgf) from an initial load state of 98 N (10 kgf), of from 4.0 to 6.0 mm. This golf ball is able to substantially reduce the distance traveled by the ball when struck at a high head speed, while at the same time holding down the decrease in distance when struck at a low head speed. | 11-24-2011 |
20110287869 | GOLF BALL - The invention provides a golf ball having a solid core, a cover of at least one layer, and a plurality of dimples on a surface of an outermost layer of the cover. The dimples number at least 250 but not more than 500, and have a volume ratio (VR) of from 1.00 to 1.40%. The ball has a deflection, when compressed under a final load of 1,275 N (130 kgf) from an initial load state of 98 N (10 kgf), of from 4.0 to 6.0 mm, and has an initial velocity, as measured using an initial velocity measuring apparatus of the same type as a USGA drum rotation-type initial velocity instrument, of from 70.0 to 76.0 m/s. This golf ball is able to substantially reduce the distance traveled by the ball when struck at a high head speed, while at the same time holding down the decrease in distance when struck at a low head speed. | 11-24-2011 |
20110294601 | NONCONFORMING ANTI-SLICE BALL - A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles. | 12-01-2011 |
20110294602 | NONCONFORMING ANTI-SLICE BALL - A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles. | 12-01-2011 |
20110294603 | NONCONFORMING ANTI-SLICE BALL - A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles. | 12-01-2011 |
20110294604 | NONCONFORMING ANTI-SLICE BALL - A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles. | 12-01-2011 |
20110294605 | NONCONFORMING ANTI-SLICE BALL - A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles. | 12-01-2011 |
20120010026 | GOLF BALL - A golf ball includes a plurality of circular dimples formed on the surface thereof, each of the circular dimples having a flat bottom surface; and a plurality of noncircular dimples formed on the surface of the golf ball, at least about 10 percent of dimples of all the dimples on the surface being the noncircular dimples, wherein a boundary line between a land part of the golf ball and the noncircular dimples each comprise a curved line part and a straight line part. The plurality of noncircular dimples each having a flat bottom surface. The bottom surface of the noncircular dimple may has a planar shape approximately similar to the boundary line. The lift coefficient CL at Re 70000/2000 rpm may be at least about 70 percent of the lift coefficient CL at Re 80000/2000 rpm, and the drag coefficient CD at Re 180000/2520 rpm is up to about 0.225. | 01-12-2012 |
20120015762 | METHOD OF CREATING A GOLF BALL WITH A SECONDARY SURFACE TEXTURE FEATURE - A method of making a golf ball having a secondary surface texture created on the fret areas by the dimple making procedure. The secondary surface is created on a hob prior to the primary dimple pattern being formed therein, and which largely obliterates the secondary surface texture except for the fret areas and the outer inside surface of the perimeter of the dimples where the depth of the dimple is less than the depth of the secondary surface texture. | 01-19-2012 |
20120040778 | GOLF BALL SURFACE PATTERNS COMPRISING A CHANNEL SYSTEM - A golf ball having an improved surface pattern is disclosed. The golf ball has one or more channels on its surface. The channels form spherical polygonal tiles that may include a plurality of dimples. These dimples may be circular or polygonal in shape. | 02-16-2012 |
20120046130 | Golf Balls including Multiple Dimple Types and/or Multiple Layers of Different Hardnesses - Golf balls may include a first pole, a second pole, and a seam located between the first and second poles. Dimples are formed on a surface of the ball in a pattern that includes a plurality of repeating sectors around each pole of the ball. The sectors on one ball half are rotationally offset across the seam line from the sectors on the other ball half. Additionally, each individual sector includes a line of symmetry over which the dimple pattern on one half of the sector is mirrored on the other half. A variety of different dimple types also may be arranged on a golf ball surface, e.g., within the sectors described above. Additional aspects of this invention relate to the features of various layers of a multi-piece golf ball and to methods of making golf balls having at least some of the features mentioned above. | 02-23-2012 |
20120088608 | GOLF BALL SURFACE PATTERNS COMPRISING VARIABLE WIDTH/DEPTH MULTIPLE CHANNELS - A golf ball having an improved surface pattern is disclosed. The golf ball has one or more bands on its surface. These bands may be either channels or raised beads. The bands have variable widths and/or heights/depths, either within the same band or between bands. These bands may decrease drag, or may increase lift. These bands may be linear, or may be curved, and may or may not fully circumscribe the golf ball. These channels or ridges may also be combined with traditional or non-traditional dimples. | 04-12-2012 |
20120165129 | Golf Ball With Cover Layer Having Zones Of Differing Materials - Generally disclosed is a golf ball having a core and a cover layer. The cover layer includes areas that are hard corresponding to the dimples, and areas that are soft corresponding to the land between the dimples. The cover layer may comprise two different materials, such as polyurethane and ionomer, that are laterally adjacent to each other in the cover layer. Alternatively, the cover layer may be selectively coated with a coating material having a different hardness, such as polyurethane or ionomer. As a result of the arrangement of the hard dimples and the soft land, the golf ball achieves reduced spin, and greater distances, when struck with a larger force (such as during a dive) while also achieving increased spin, and better control, when struck with a smaller force (such as during a chip). | 06-28-2012 |
20120184397 | Golf Ball Having an Aerodynamic Coating Including Micro Surface Roughness - Golf balls include: (a) a golf ball body having a first set of construction specifications and a first dimple pattern formed on an outer surface of the golf ball body; and (b) a coating applied to the outer surface of the golf ball body to thereby produce a coated golf ball body having an exterior surface. At least one of the outer surface of the golf ball body and the coating includes a plurality of surface roughening particles to provide increased micro surface roughness as compared to golf balls having the same set of construction specifications and the same dimple pattern but without the micro surface roughening particles. The micro surface roughening affects the aerodynamic properties of the ball. | 07-19-2012 |
20120277033 | PROCESS FOR DESIGNING RUGGED PATTERN ON GOLF BALL SURFACE - A golf ball | 11-01-2012 |
20120302377 | Golf Ball with Non-Circular Dimples Having Circular Arc-Shaped Outer Peripheral Edges - A golf ball provided with elliptical dimples. A golf ball provided with non-circular dimples, configured by forming the dimples in the surface of a sphere or of a pseudosphere which consists of a polyhedron. The dimples have a non-circular shape which has a major axis having a length at least 1.2 times greater than that of the minor axis of the shape, are each composed of a pair of circular arcs, and have a depth which causes the peripheral edges of the dimples to generate turbulence. The configuration reduces the separation width at the separation boundary to a level less than that of a golf ball having circular dimples, and this decreases the drag. The polyhedron can be substantially composed of triangles, pentagons, or hexagons. | 11-29-2012 |
20130005509 | GOLF BALL - A golf ball | 01-03-2013 |
20130065709 | DIMPLE PATTERNS FOR GOLF BALLS - The present invention provides a method for arranging dimples on a golf ball surface in which the dimples are arranged in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron. The method includes choosing control points of a polyhedron, generating an irregular domain based on those control points, packing the irregular domain with dimples, and tessellating the irregular domain to cover the surface of the golf ball. The control points include the center of a polyhedral face, a vertex of the polyhedron, a midpoint or other point on an edge of the polyhedron and others. The method ensures that the symmetry of the underlying polyhedron is preserved while minimizing or eliminating great circles due to parting lines. | 03-14-2013 |
20130072325 | DIMPLE PATTERNS FOR GOLF BALLS - The present invention provides a method for arranging dimples on a golf ball surface in which the dimples are arranged in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron, and particularly a dipyramid. The method includes choosing control points of a polyhedron, generating an irregular domain based on those control points, packing the irregular domain with dimples, and tessellating the irregular domain to cover the surface of the golf ball. The control points include the center of a polyhedral face, a vertex of the polyhedron, a midpoint or other point on an edge of the polyhedron and others. The method ensures that the symmetry of the underlying polyhedron is preserved while minimizing or eliminating great circles due to parting lines. | 03-21-2013 |
20130085017 | Golf Balls with Clusters of Dimples Having Non-Uniform Dimple Profiles - Golf balls include an exterior cover having a plurality of dimples arranged thereon, wherein from 5 to 95% of the dimples have a non-uniform dimple profile. At least a majority of the dimples having a non-uniform dimple profile on the golf ball body may be arranged in 2-24 repeating dimple clusters on the exterior surface of the ball. In some example structures, the exterior surface of the ball will include from 4-18 repeating dimple clusters, from 4-12 repeating dimple clusters, or even from 6-10 repeating dimple clusters. | 04-04-2013 |
20130090189 | KIT FOR A DRIVER AND GOLF BALL THAT PROVIDES OPTIMUM PERFORMANCE - A kit comprising a golf ball having a lower trajectory than a conventional golf ball such as the ProV1 or TopFlight XL Straight golf balls and a golf club with a loft that is selected in order to increase and optimize the distance that the golf ball travels when hit. The ball may be conforming or non-conforming ball having a plurality of dimple areas designed to generate low lift, or a golf ball with higher drag, higher weight, or smaller size than a standard ball. | 04-11-2013 |
20130102418 | GOLF BALL DIMPLES HAVING CIRCUMSCRIBED PRISMATOIDS - The present invention relates to golf balls, specifically, to a golf ball with multifaceted depressions comprising two discrete geometries surrounded by a first perimeter. A second perimeter is circumscribed within the first and surrounds prismatoid depressions or protrusions. Primarily the first and second perimeters are circular and the depressions or protrusions are based on a polyhedral prismatoid having a minimum of three and a maximum of twelve edges, wherein the ratio of the first and second diameters is between 0.25 to 0.90. | 04-25-2013 |
20130172123 | GOLF BALL DIMPLE PROFILE - Golf ball dimples having a cross-sectional profile shape defined by the product of a base profile and one or more weighting functions are disclosed. | 07-04-2013 |
20130172124 | GOLF BALL DIMPLE PROFILE - Golf ball dimples having a cross-sectional profile shape partially defined by a Gabriel's Horn curve are disclosed. | 07-04-2013 |
20130172125 | GOLF BALL DIMPLES DEFINED BY SUPERPOSED CURVES - The present invention is a golf ball which comprises dimples having a cross-sectional shape defined by the superposition of a weighted profile and one or more additional profiles. The dimples preferably have a circular boundary and maintain an axis coincident with the center of the circular boundary. | 07-04-2013 |
20140128179 | PROCESS FOR DESIGNING RUGGED PATTERN ON GOLF BALL SURFACE - A golf ball has, on a surface thereof, a rugged pattern composed of a land and a large number of dimples. A method for designing the rugged pattern includes the steps of:
| 05-08-2014 |
20140135146 | GOLF BALL - Golf balls including at least one modified dimple group are disclosed. The modified dimple group comprises one or more modified dimples forming an axially symmetric pattern about a Correction Area Centroid located on an axis of symmetry at a latitude greater than 0°, where 0° represents the hemispherical pole and 90° represents the equator. The modified dimples can be altered, for example, by changing dimple coverage, dimple diameter, dimple depth, dimple edge angle, dimple volume, dimple cross-sectional shape, and/or dimple plan shape. Optionally, the dimples have a catenary cross-sectional shape and the modified dimples are altered by changing the shape factor and/or chord depth. Such modifications preferably produce a golf ball that flies more consistently regardless of orientation when struck than a corresponding golf ball without such modifications. | 05-15-2014 |
20140135147 | GOLF BALL DIMPLE PROFILE - The present invention concerns a golf ball having dimples with a cross-sectional profile comprising a conical top portion and a non-conical bottom portion. More particularly, the profiles of the present invention are defined by three independent parameters: dimple diameter (D | 05-15-2014 |
20140187355 | GOLF BALL DIMPLE PROFILE - Golf ball dimples having a cross-sectional profile shape defined by the envelope of the response of an under damped harmonic oscillator are disclosed. | 07-03-2014 |
20140187356 | GOLF BALL - A golf ball | 07-03-2014 |
20140200099 | Multi-Arm Dimple and Dimple Patterns Including Same - A golf hall dimple having a plurality of arms wherein each arm includes a leading edge, a trailing edge, side walls, and a sloped floor. The dimples of the invention may be included in a dimple pattern that may also include other types of dimples. | 07-17-2014 |
20150031476 | GOLF BALL WITH DIMPLE PATTERN ARRANGED IN SPHERICAL POLYGONS HAVING SIDES WITH DIFFERENT LENGTHS - Provided is a spherical polyhedron division structure of a golf ball where dimples are arranged to have a well-defined symmetry and a dimple pattern. In the spherical polyhedron division structure, wherein an arbitrary point on a surface of a spherical body constituting a golf ball is defined as a pole, a great circle dividing the spherical body into a northern hemisphere and a southern hemisphere with respect to the pole as a reference point is defined as an equator, the surface of the spherical body is divided into six areas formed by segments connecting the pole and points obtained by dividing the equator in units of 60°, each area is divided into spherical polygons formed by four spherical rectangles and two spherical triangles having sides with different lengths, and the spherical polygons arranged in different adjacent areas are symmetric with each other. | 01-29-2015 |
20150031477 | GOLF BALL - A golf ball has a large number of dimples on a surface thereof. The golf ball meets the following mathematical formula (I): | 01-29-2015 |
20150045150 | GOLF BALL DIMPLE PROFILE - Golf ball dimples having a non-circular plan shape and a cross-sectional profile shape defined by the envelope of the response of an under damped harmonic oscillator are disclosed. | 02-12-2015 |
20150360086 | GOLF BALL DIMPLE PROFILE - Golf ball dimples having a cross-sectional profile shape defined by the product of a base profile and one or more weighting functions are disclosed. | 12-17-2015 |
20150375047 | GOLF BALL - A golf ball | 12-31-2015 |
20160067552 | DIMPLE PATTERNS WITH SURFACE TEXTURE FOR GOLF BALLS - The present invention provides a golf ball having an outer surface comprising a plurality of dimples covering greater than 70 percent of the outer surface, wherein at least 20 percent of the dimples incorporate directional surface texturing therein. The directional surface texturing preferably comprises substantially parallel channels or protrusions formed within the dimples. | 03-10-2016 |
20160074709 | GOLF BALL DIMPLE PROFILE - Golf ball dimples having a cross-sectional profile shape defined by the product of a base profile and one or more weighting functions are disclosed. | 03-17-2016 |
20160096076 | GOLF BALL - A golf ball | 04-07-2016 |
20160129314 | GOLF BALL DIMPLES DEFINED BY SUPERPOSED CURVES - The present invention is a golf ball which comprises dimples having a cross-sectional shape defined by the superposition of a weighted profile and one or more additional profiles, and a method of making such dimples. The dimples preferably have a circular boundary and maintain an axis coincident with the center of the circular boundary. | 05-12-2016 |
20160175656 | GOLF BALL DIMPLE PROFILE | 06-23-2016 |
20160175657 | GOLF BALL DIMPLE PROFILE | 06-23-2016 |
20160175658 | GOLF BALL DIMPLE PROFILE | 06-23-2016 |
20160184644 | GOLF BALL - A golf ball includes plural dimples formed on a surface thereof and plural depressed or protruded portions spaced apart from each other and arranged along an outer periphery of at least one of the plural dimples. The plural depressed or protruded portions each has, as a part of a contour thereof, a shape substantially similar to a part of a contour of the dimple surrounded with the plural depressed or protruded portions. The plural depressed or protruded portions each has a length of more than 1/10 and less than ½ of an outer peripheral length of the dimple surrounded with the plural depressed or protruded portions. | 06-30-2016 |
20160375309 | DIMPLE PATTERNS FOR GOLF BALLS - The present invention provides a method for arranging dimples on a golf ball surface in which the dimples are arranged in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron. The method includes choosing control points of a polyhedron, generating an irregular domain based on those control points, packing the irregular domain with dimples, and tessellating the irregular domain to cover the surface of the golf ball. The control points include the center of a polyhedral face, a vertex of the polyhedron, a midpoint or other point on an edge of the polyhedron and others. The method ensures that the symmetry of the underlying polyhedron is preserved while minimizing or eliminating great circles due to parting lines. | 12-29-2016 |
20160375310 | DIMPLE PATTERNS FOR GOLF BALLS - The present invention provides a method for arranging dimples on a golf ball surface in which the dimples are arranged in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron. The method includes choosing control points of a polyhedron, generating an irregular domain based on those control points, packing the irregular domain with dimples, and tessellating the irregular domain to cover the surface of the golf ball. The control points include the center of a polyhedral face, a vertex of the polyhedron, a midpoint or other point on an edge of the polyhedron and others. The method ensures that the symmetry of the underlying polyhedron is preserved while minimizing or eliminating great circles due to parting lines. | 12-29-2016 |
20160375311 | GOLF BALL - A golf ball includes a plurality of dimples on the surface thereof and satisfies the following expression (1): | 12-29-2016 |
20160375312 | DIMPLE PATTERNS FOR GOLF BALLS - The present invention provides a method for arranging dimples on a golf ball surface in which the dimples are arranged in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron. The method includes choosing control points of a polyhedron, generating an irregular domain based on those control points, packing the irregular domain with dimples, and tessellating the irregular domain to cover the surface of the golf ball. The control points include the center of a polyhedral face, a vertex of the polyhedron, a midpoint or other point on an edge of the polyhedron and others. The method ensures that the symmetry of the underlying polyhedron is preserved while minimizing or eliminating great circles due to parting lines. | 12-29-2016 |