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8303438 |
Multi-layer core golf ball
The present invention is directed to an improved multi-layer golf ball displaying enhanced playing characteristics, including high speed, high launch, and low spin. In general the golf ball...
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8303439 |
Baseball training device and method
A baseball training system to teach proper swing technique comprising a first tee adapted to support a baseball and a second tee adapted to support a baseball, a tee support configured to hold the...
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8303428 |
Short game training device for use with golf club
A short game training device 10 for use with a golf club comprises an two-axis linear accelerometer 12, a fastener 50 for removably attaching the accelerometer to the golf club head H so that the X...
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8303441 |
Customized racquet stringing system
A racquet stringing system for use with a stringing machine configured for stringing a racquet having a string bed of racquet string formed of a plurality of main string segments and a plurality of...
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8303430 |
Combination base for a golf practice artificial sod
A combination base for a golf practice artificial sod is formed by a number of combination plates for placing the artificial sod on the combination base. Each combination plate is made of foaming...
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8303437 |
Multilayer core golf ball having hardness gradient within and between each core layer
The present invention is directed to an improved multi-layered core golf ball wherein each core layer comprises its own specific hardness gradient (positive, negative or a combination) in addition...
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8303434 |
Putter type golf club
A putter golf club that resists twisting by increasing the rotational inertia of the golf club to the maximum degree possible by distributing mass away from the center of mass of the putter, and...
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8303436 |
Golf ball having moisture barrier layers made from polyolefin compositions
A multi-layered golf ball having a core, moisture vapor barrier layer, and outer cover, wherein the moisture barrier layer is preferably made from a non-ionomeric polyolefin composition is...
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8303440 |
Positioning device for holding member of sport racket stringing machine
A positioning device for holding member of a sport racket stringing machine includes a rack which is engaged with the top board of the stringing machine and has multiple one-way ratchet teeth. The...
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8303433 |
Golf club head with moveable insert
The present invention is directed toward a golf club head with an adjustable insert. The insert is moveable in a face to back direction, and may be locked into place by one or more locking...
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8303311 |
Sport personal coach system
A call center system for coaching a player in judgmental aspects of an athletic sport or for practicing judgmental aspects of the sport includes a call center computer having a display and a...
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8303427 |
Golf putting practice aid assembly
A golf putting practice aid assembly for indicating a club face direction of a putter includes a golf putter that has a front club face and a rear club face. A holding member that has a front side,...
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8298619 |
Method and apparatus for applying a topcoat to a golf ball surface
A topcoat is applied to a surface of a golf ball using a carrier fluid comprising nitrogen gas or nitrogen-enriched air. The carrier fluid typically has air enriched to about 90-99.5% nitrogen. A...
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8296869 |
Apparatus for teaching batters, and method
The disclosure presents an innovative apparatus for use in instructing hitters how to focus one's field of vision into a preselected angular field; the invention is also a method of providing this...
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8299146 |
Golf ball
Golf ball 2 has core 4, cover 6 and paint layer 12. The base polymer of the cover 6 includes a thermoplastic polyurethane elastomer. The cover 6 includes one or more kinds of ultraviolet ray...
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8301418 |
Process for designing rugged pattern on golf ball surface
A golf ball 2 has a large number of craters 8. A rugged pattern is formed on the golf ball 2 by the craters 8. A process for designing the rugged pattern includes the steps of: assuming a plurality...
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8298102 |
Ball bat with governed performance
A ball bat includes a barrel in which one or more stiffening elements or damping elements, or both, are located. The stiffening or damping elements may be positioned at a variety of locations, and...
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8298096 |
Golf clubs and golf club heads having adjustable weight members
Wood-type golf club heads include: (a) a ball striking face; (b) a club head body engaged or integrally formed with the ball striking face, wherein the club head body includes a sole portion,...
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8298099 |
Multi-layer core golf ball having thermoset rubber cover
A golf ball with one or more thermosetting rubber core layers, intermediate layers and cover layers. At least one of the ball's layers has a moisture vapor barrier property, and the thermosetting...
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8298097 |
Multilayer core golf ball having hardness gradient within and between each core layer
A multi-layered core golf ball wherein each core layer comprises its own specific hardness gradient in addition to an overall specific hardness gradient from one core layer to the next. The inner...
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8298101 |
Racket handle insert and corresponding handle and racket
The invention relates to a racket handle insert which is intended to be placed around at least part of the core (2) of the handle and which, once in position, forms a first bulbous configuration...
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8298095 |
Iron-type golf clubs
The present invention is directed to a number of customized sets of iron-type golf clubs selected from a relatively small number of clubs. The multiple custom-fitted iron sets can be achieved by...
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8297268 |
Apparatus for launching subcaliber projectiles at propellant operating pressures including the range of operating pressures that may be supplied by human breath
A blowgun for efficiently and accurately launching subcaliber projectiles comprises: an elongate barrel;a detent comprising a magnet affixed near the proximal end of the barrel and a protrusion...
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8298098 |
Multilayer core golf ball having hardness gradient within and between each core layer
The present invention is directed to an improved multi-layered core golf ball wherein each core layer comprises its own specific hardness gradient (positive, negative or a combination) in addition...
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8298094 |
Golf training apparatus for training short game and putting game techniques
A golf training apparatus for training short game and putting game techniques includes (1) an upright support having an upright post, (2) a sliding track assembly having a first track bar...
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8298100 |
Custom milled iron set
A process for the custom design and automated, custom manufacture of golf clubs. According to a first embodiment, a computer user interface, preferably a graphical user interface (GUI), guides a...
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8292753 |
Device to measure the motion of a golf club through measurement of the shaft using wave radar
A club shaft that can be installed in a club head permanently or can be installed in clubs with interchangeable shaft features is disclosed herein. The invention is a measurement device that...
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8292300 |
Portable folding sports goal
An upper bar and a lower bar are parallel with respect to each other and are separated by a distance. A slanted bar, vertical bar, and side bar form a triangular frame with one end of the slanted...
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8292709 |
Sports game apparatus and method
There is described an apparatus for a sports game involving movement of a projectile, the apparatus comprising impact sensors for detecting impacts by a player of the sport game or the projectile,...
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8292763 |
Composition of baseball's core
A baseball includes a core comprised of coconut fiber, rubber, and solvent; and a cover sewn on the core by stitches. The coconut fiber having a predetermined percentage by weight is crushed, the...
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8292751 |
Gravity bowling game apparatus
A new style of a bowling game where the ball can be maneuvered as it is rolling by force of gravity across the lane and toward the targets. The lane is divided into two parts that are connected to...
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8292754 |
Putter heads and putters including polymeric material as part of the ball striking face
Golf clubs and golf club heads, such as putter heads, may include a putter body and an insert forming a ball striking face and engaged with the putter body. Portions of the insert may be formed of...
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8292759 |
Golf ball
A golf ball 2 includes a core 4, an envelope layer 6, a mid layer 8 and a cover 10. A thickness Tm of the mid layer 8 is equal to or less than 1.0 mm. A thickness Tc of the cover 10 is less than...
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8292758 |
High performance golf ball having a reduced-distance
A golf ball having a reduced distance while maintaining the appearance of a normal high performance trajectory. The golf ball has a core, an inner cover layer, and a cover. The core has a diameter...
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8294066 |
Thermally and electrically conductive element
A heated element includes a thermally and electrically conductive polymer in a shaped or spaced arrangement. The spaced arrangement has at least one string of material with ends that are configured...
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8292757 |
Golf club having removable sole weight
A golf club head is presented comprising a sole including a removable weight member secured to the sole via a non-threaded attachment assembly. Further, the removable weight member has a large...
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8292755 |
Golf club shaft and golf club
A golf club shaft is provided in which the flexural rigidity of the distal end portion can be improved with no change in flexural rigidity on the proximal end while the dispersion in the values of...
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8292756 |
Golf club head
A golf club head with an increased moment of inertia (MOI) about the X axis and the Z axis. Generally, the MOI about the Z axis is at least about 4400 g·cm2 and the MOI about the X axis is at ...
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8292764 |
Valve for a ball and method for manufacturing same
A valve for a ball includes a casing and a core. The core is arranged at least partially inside the casing. The core comprises a first sealing area with a plurality of sections which have...
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8292761 |
Training device and method for guiding a ball throwing movement
A training device guides the throwing arm of a person in a ball throwing movement in a forward throwing direction. The training device comprises a base arranged to be supported on the ground, an...
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8292733 |
Entertainment system providing dynamically augmented game surfaces for interactive fun and learning
A system is provided for visually enhancing a game structure having a game surface and objects that move on the game surface. The system includes a projector that projects digital augmentation...
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8292760 |
Systems and methods for controlling baseball bat swing
Systems and methods for controlling a baseball bat swing are disclosed. A system in accordance with a particular embodiment includes an upper arm portion, a lower arm portion pivotably connected to...
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8292762 |
Hockey stick handle
A hockey stick handle is provided for use with a hockey stick shaft including an upper shaft surface having an upper shaft plane, a lower shaft surface having a lower shaft plane, two side shaft...
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8292752 |
Apparatus and method for assisting a golfer to properly grip a golf club
The present device relates to an apparatus and a method for allowing a golfer to properly grip a golf club. A proper grip is one that allows for the most efficient radial deviation (abduction) and...
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8287407 |
Arrow broadhead with pivot arms for retracting and extending attached cutting blades
An arrow broadhead adapted for attaching to an arrow shaft. The broadhead is adapted for moving from a retracted position during arrow flight to an extended position when contacting a target. The...
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8287403 |
Iron-based alloy for a golf club head
An iron-based alloy for a golf club head includes: chromium in an amount ranging from 16.3 to 17.2 wt %; nickel in an amount ranging from 5.8 to 6.5 wt %; nitrogen in an amount ranging from 0.10 to...
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8288478 |
Golf balls based on thermoplastic polyurethanes comprising moisture-resistant polyols
Golf balls containing at least one layer made from a thermoplastic polyurethane or polyurethane-urea that is the reaction product of a polyisocyanate with moisture-resistant polyol and a curing...
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8287408 |
Training basketball
A training game ball is described having cues for visually indicating the rotational alignment of the ball when it is thrown. If the ball is improperly thrown so that the axis of rotation does not...
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8287396 |
Golf swing training device
A golf swing training device has a base with a top side and a bottom side, where at least one ground anchor extends from the base away from the bottom side to engage the ground. The base also has...
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8287406 |
Game with a flying object
Methods and devices, including kits, are disclosed herein for playing a flying disc game. For instance, some aspects are directed to kits for playing flying disc game that can include one or more...
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