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Lacrosse head having marked measurement points

Patent Number: 8109846
Publication Date: 2012-02-07
Inventor: Schmidt, Joshua G.

A lacrosse head includes a ball stop (throat), a pair of opposing sidewalls, and a scoop. The sidewalls can include visible markings, or sets of indicia, on the front and/or on the rear of the head. The indicia can be located at 1.25, 3.0, and 5.0 inches from the ball stop. The indicia can be marked on the surface of the sidewalls, and/or can be in the form or protrusions on or recesses defined by the sidewalls. The indicia can provide consistent measurement locations to assist officials ...

Sports target device and method

Patent Number: 8109845
Publication Date: 2012-02-07
Inventor: Duty, Christian P.

An interactive sports target device is designed specifically to be suspended on the inside of a net attached to a goal. The target device emits an audible signal when impacted by a projectile such as a ball, puck or the like. The target device is light in weight to avoid deforming the net and can be easily attached or detached to the net in less than 30 seconds. The target device is reversible and can include both a front and rear with contrasting colors or designs. Both mechanical and ...

Ball tee for batting practice

Patent Number: 8109844
Publication Date: 2012-02-07
Inventor: Quinn, Thomas A.

A ball tee for batting practice has a flexible base. A receiver is attached to the base and may rotate forward relative to the front of the base. A substantially rigid first tube is attached to or inserted into the receiver. A substantially rigid second tube is similarly attached to the first tube. The combined length of the first and second tubes may be adjustable. A flexible ball holder is attached to an upper end of the second tube. A cup may be provide at the top end of the ball holder. ...

Multilayer golf ball with a thin thermoset outer layer

Patent Number: 8109843
Publication Date: 2012-02-07
Inventors: Hebert, Edmund A.; Cavallaro, Christopher

The present invention is directed towards a method of forming a multilayer golf ball which comprises a core, an inner cover layer and an outer cover layer. The steps include forming a golf ball core; molding an inner cover layer around said golf ball core with a material having a first shore D hardness; and casting an outer cover layer around said inner cover layer and golf ball core with a thermoset material having a second shore D hardness less than the first. The core is comprised of a ...

Hollow golf club head

Patent Number: 8109842
Publication Date: 2012-02-07
Inventor: Matsunaga, Hideo

This invention provides an improved hollow golf club head having a sole portion and a crown portion, wherein the golf club head is configured so as to increase the launch angle of a ball so that the traveling distance of a golf shot can be increased. In particular, the sole portion and the crown portion of the hollow golf club head are configured such that the ratio of a rigidity of the sole portion to a rigidity of the crown portion is 1:0.1 to 0.8 and, as a result of such a configuration, ...

Putter face and golf putter having the same

Patent Number: 8109841
Publication Date: 2012-02-07
Inventor: Miyamichi, Saburo

A putter face includes microscopic protrusions which have stiffness higher than that of a golf ball and which are smaller than intervals between dimples of the golf ball, each of the microscopic protrusions having an end having a protrusion front edge surface formed in a planar shape, a periphery of the protrusion front edge surface including linear portions facing each other and curve portions facing each other, the linear portions extending in a horizontal direction of a face plane of the ...

Golf club head with varying face grooves

Patent Number: 8109840
Publication Date: 2012-02-07
Inventors: Vokey, Robert W.; Golden, Charles E.; Gilbert, Peter J.

The present invention is directed to a golf club head with an improved striking surface. Grooves are machined into the strike surface with tight tolerances. The grooves have sharp edges, radiused ends, and a draft angle between about 2° and 12°. The striking face is machined such that it has a uniform texture with a roughness of more than 40 Ra. The grooves may contain a plurality of portions, including a radiused or angled portion, a portion having substantially parallel walls, a portion ...

Golf swing training device and method

Patent Number: 8109839
Publication Date: 2012-02-07
Inventors: Jones, Frederick E.; Vasel, Wilfred L.

A golf swing aid apparatus includes a base forming a sound chamber, a cover pivoted to the base, and a noisemaker configured to actuate a clicker in the base when the cover is released. The present apparatus provides a click noise immediately prior to ball impact during a golfer's swing, thus providing feedback on synchronized timing of the swing. The feedback is real time, and is of a nature whereby a golfer can recognize its feedback without disrupting the golf swing itself. The apparatus ...

Golf club head with a three-dimensional alignment member and methods to manufacture golf club heads

Patent Number: 8109838
Publication Date: 2012-02-07
Inventors: Bryant, Leslie J.; Solheim, John A.

Embodiments of golf club heads with a three-dimensional alignment member and methods to manufacture golf club heads are generally described herein. Other embodiments may be described and ...

Laser putting device

Patent Number: 8109837
Publication Date: 2012-02-07
Inventors: Khananayev, Vladimir; Borochin, Marina

A laser putting device for a golf putter includes a guiding unit for generating a laser beam, a frame for supporting the guiding unit disposed in the frame, an activator connected to the golf putter and communicated with the guiding unit for turning the guiding unit between on and off positions thereby generating the laser beam. A bracket of the laser guiding device is adaptable to receive a tubular member of the guiding unit that has a mirror and a diode emitting the laser beam and guiding ...

Interchangeable billiard cue tip assembly and billiard cue utilizing same

Patent Number: 8109836
Publication Date: 2012-02-07
Inventor: Probst, Frederick E.

A billiard cue has a changeable cue tip/ferrule assembly wherein the ferrule has a conical projection fitting snugly into a congruent receptacle in a fixed tenon of the cue. Vibration of the ferrule is limited by being locked to the rigid cue. The configuration is also useful in establishing a concurrent center line of the cue stick and changeable cue tip assembly. The ferrule's cone has a hollow surface whose axis is aligned with the ferrule's longitudinal axis. The invention teaches that ...

Arrow vane apparatus and method

Patent Number: 8105189
Publication Date: 2012-01-31
Inventor: Huang, Dorge O.

In arrows with an arrow shaft, an arrow vane apparatus includes an arrow vane for connection with an arrow shaft where the arrow vane includes an inside surface for connection with the arrow shaft. A first outer surface and a second outer surface are provided such that the first outer surface and the second outer surface are connected with the inside surface. Further, the first outer surface and the second outer surface are also connected along an outside edge and the arrow vane includes an ...

Archery arrowhead for small game

Patent Number: 8105188
Publication Date: 2012-01-31
Inventor: Mercer, Stanley D.

An archery arrowhead having a body with a substantially triangular base and truncated triangular sides to form a substantially truncated triangular pyramid. A cutting blade is formed at the juncture of adjacent truncated triangular sides. Each of the cutting blades have a leading end and a trailing end. The leading ends of the cutting blades terminate in needle points. The width of the blades at their trailing ends is greater than the width of the blades at their leading ends. The leading ...

Arrow broadhead with pivot arms for retracting and extending attached cutting blades

Patent Number: 8105187
Publication Date: 2012-01-31
Inventor: Sanford, Chris G.

An arrow broadhead adapted for attaching to an open end of a hollow arrow shaft. The broadhead is adapted for moving from a retracted position during arrow flight to an extended and fully-locked position when contacting a target. The broadhead includes a pointed tip with tip base and a sliding shaft. A sliding shaft housing with a bore hole is used for receiving the sliding shaft therein. A lower end of the sliding shaft housing is adapted for receipt inside the open end of the hollow arrow ...

Reversible cutting apparatus and method

Patent Number: 8105186
Publication Date: 2012-01-31
Inventor: Futtere, Matthew

A reversible cutting apparatus includes a first cutting blade for connection with an arrow shaft such that the first cutting blade extends outwardly from the arrow shaft. The first cutting blade includes an upper, outer surface and a lower, inner surface. A first cutting edge is provided on the upper, outer surface of the first cutting blade and a second cutting edge is provided on the lower, inner surface of the first cutting blade. In another embodiment, in an arrow with a shaft, a ...

Shuttlecock

Patent Number: 8105185
Publication Date: 2012-01-31
Inventor: Tanaka, Kensuke

A shuttlecock including a cap and a skirt part whereto an air passage hole is formed, wherein a rib is provided to the skirt part, adjacent to a rear end of the air passage hole in a generatrix direction of the skirt part, the rib having a shape wherein air pressure difference is generated between an air flow passing through the air passage hole to flow on an inside of the rib and an air flow not passing through the air passage hole but to flow on an outside of the rib, and an aerodynamic ...

System and method of using shear thickening materials in sports products

Patent Number: 8105184
Publication Date: 2012-01-31
Inventors: Kotze, Johan; Rosenkranz, Harald; Lammer, Herfried; Schwenger, Ralf

A sports product may include a support member and an impact region configured to impact an object. The impact region may be coupled to the support member. The sports product may also include a shear thickening material in at least one of the support member or the impact region. The shear thickening material may be configured to exhibit shear thickening behavior when an impact occurs between the impact region and the ...

Celluloid-free table-tennis ball

Patent Number: 8105183
Publication Date: 2012-01-31
Inventors: Wollheim, Thomas; Yoo, In Sook

The invention relates on one hand to a celluloid-free table-tennis ball, preferably having a diameter of 38.5 to 48 mm, a weight between 2.0 and 4.5 grams, and a shell thickness (approximately) between 0.20 mm and 1.30 mm, where the shell is composed of plastic, whose principal component is an organic non-crosslinked polymer, which in its main chain has not only carbon atoms but also heteroatoms; and on the other hand also to a process of manufacturing a table-tennis ball of this kind, ...

Golf club head having a bridge member

Patent Number: 8105182
Publication Date: 2012-01-31
Inventors: Taylor, Michael G.; Stites, John T.; Slaughter, Byron C.; Franklin, David N.

A cavity back golf club head having a bridge member is disclosed. The bridge member extends across a first rear cavity connecting a heel and a toe of the golf club head to control the trajectory of a golf ball. For the longer iron clubs, a wall extending from the sole portion of the cavity back golf club head to the bridge member defines a second cavity to further influence the trajectory of the golf ball. For the shorter iron clubs, the wall extends from the top portion of the cavity back ...

Strike face insert

Patent Number: 8105181
Publication Date: 2012-01-31
Inventors: Blumenkrantz, Mark; Wallans, Michael J.

A golf club head, according to one or more aspects of the present invention, comprises a metallic striking wall having a striking surface and at least one through score-line opening. At least one complementary component may be disposed rearward of the striking surface such that at least a part of the at least one complementary component extends into only a part of the at least one through score-line ...

Iron-type golf club head with groove profile in ceramic face

Patent Number: 8105180
Publication Date: 2012-01-31
Inventors: Hocknell, Alan; Rollinson, Augustin W.; Cackett, Matthew T.

The present invention provides a method of manufacture and design such that very small detail features can be produced within the groove profile on an iron or wedge. The advantage in being able to do this is that spin will be enhanced for a variety of shot types and conditions when striking a golf ball with cover composed of a urethane-based ...

Golf club having improved handle configuration

Patent Number: 8105179
Publication Date: 2012-01-31
Inventor: Allen, Donald T.

An apparatus and method for an improved handle configuration are disclosed. The apparatus and method include an upper handle secured to a shaft that has a longitudinal axis and a lower handle secured to the shaft opposite the upper handle at a location spaced from the upper handle along the longitudinal axis of the shaft. The upper handle and lower handles each have grip portion that extends at an angle substantially orthogonal to the longitudinal axis and that is spaced apart from the ...

Side locking adjustable shaft connection systems for removably connecting a golf club head and shaft

Patent Number: 8105178
Publication Date: 2012-01-31
Inventor: Sander, Raymond J.

Releasable golf club head/shaft connection systems and methods allow one to change shafts on a single club head, change club heads on a single shaft, and/or change the angular orientation features of a golf club. Such systems may include: (a) a club head body including a hosel and a locking nut stabilizer; (b) a shaft releasably engaged with the club head body, wherein an end of the shaft includes a retaining member that is inserted into the club head body; and (c) a locking nut engaged ...

Golf swing training apparatus

Patent Number: 8105177
Publication Date: 2012-01-31
Inventor: Turner, William C.

A golf swing training apparatus including a golf club guide and, preferably, a support frame having spaced apart front and rear frame members connected together by a base frame member. The support frame is adjustably inclined at the lie angle of the golf club by a support arm. The golf club guide includes closely spaced apart front and rear guide ring segments which define a substantially planar circular shaped golf club swing slot therebetween, the swing slot having an unobstructed ...

Break compensating golf club head

Patent Number: 8105176
Publication Date: 2012-01-31
Inventor: Upenieks, John Andrew

A head for a golf club, such as a putter, having a bottom surface, a heel end, a toe end and a striking face. The striking face has a planar primary portion and a secondary portion each extending from one of the two ends and meeting at an intermediate point. Each point along the striking face has a normal direction extending normally outwardly from the striking face relative to a plane tangential to the striking face at that point. The normal direction to each point on the secondary portion ...

Golf club having removable sole weight using custom and interchangeable panels

Patent Number: 8105175
Publication Date: 2012-01-31
Inventors: Clausen, Karl A.; Soracco, Peter L.; Breier, Joshua G.; Roberts, Douglas E.

A golf club head is presented comprising a sole including a removable panel secured to the sole via a non-threaded attachment assembly. Further, the removable panel may have a large surface area relative to its thickness, resulting in a chip-like or wafer-like weight member. This design allows the mass of the removable panel to be spread substantially along the surface of the sole as opposed to in the interior of the club head. The golf club head may comprise more than one removable panel. ...

Computerized method and system for administering universal rating of pocket billiard players

Patent Number: 8105174
Publication Date: 2012-01-31
Inventors: Schofield, Sr., Paul E; Schofield, Stephen M

A billiards player rating system includes a computer, a display associated with the computer, and at least one storage device. The computer determines a universal rating for a billiards player by prompting the entry of break counts of the billiards player into the computer with a user interface displayed on the display, determining a current average and a best average of the break counts entered into the computer for the billiards player, and calculating the universal rating for the ...

Arrowhead

Patent Number: 8100788
Publication Date: 2012-01-24
Inventor: Sanford, Chris G.

An arrowhead includes a body having a longitudinal axis, a first blade, and a first fastener that extends through a portion of the body and engages the first blade to secure the first blade in position relative to the body. The first fastener is offset relative to the longitudinal ...

Baseball bat employing a dual density foam material

Patent Number: 8100787
Publication Date: 2012-01-24
Inventor: Smith, Chuck

A non-wood baseball or softball bat wherein the barrel portion of the bat is filled with an inner foam layer which has a relatively low compressibility surrounded by an outer foam layer having high compressibility. This configuration would not hinder the hitting performance of less skilled players in an effort to control the maximum rebound speed generated by the best ...

Tennis-game scorekeeping system and method

Patent Number: 8100786
Publication Date: 2012-01-24
Inventor: Hartmann, Lynne A.

A system of 8 loops (300) of elastic material and a method for keeping score or determining the winner of a tie-break during a tennis game using the 8 loops is disclosed. Of the 8 loops, 4 are to be affixed to a left shaft and 4 are to be affixed to a right shaft of an assembly with at least two shafts. The loops (300) of elastic material are affixed under light tension so that they can be moved easily by the player or spectator and then stay in place once positioned. The ...

Baseball area protection system and method

Patent Number: 8100785
Publication Date: 2012-01-24
Inventor: Henning, William W.

This invention relates to an integrally weighted baseball cover and system, method and apparatus for quickly delivering the cover and placing it onto an area of a baseball field, such as one or more of the infield areas, such as home base area, first base area, second base area, third base area, pitcher's mound area and/or bullpen ...

Lacrosse goal extension net

Patent Number: 8100784
Publication Date: 2012-01-24
Inventors: Conforti, Harry; Cozzi, Ray; Sweet, James Brooks

An extension net for providing a backstop for a standard or specially modified lacrosse goal. The extension net includes one or more frame portions that are secured to the lacrosse goal and are rotatable so as to vary an angle between an end portion of the extension net and the lacrosse goal. The extension net can be sized so as to mark an outer boundary of a regulation lacrosse ...

Tennis serve training device

Patent Number: 8100783
Publication Date: 2012-01-24
Inventor: Dodson, Lisa

A tennis skill training device having grip emulating a tennis racquet grip sized to be held by a user. The device includes a grip, a single flexible umbilical having a first and second ends, the first end being attached to and emanating from the distal end of the grip, and a weight attached to the second end of the ...

Lacrosse practice device

Patent Number: 8100782
Publication Date: 2012-01-24
Inventor: Craine, Stefan

A lacrosse practice and/or training device allows a person to practice throwing and catching by themselves. The device includes an anchor mechanism that slides over the top of a lacrosse stick head, a cord, and a ball. A single cord connects the anchor mechanism to the stick head and the ball to the anchor mechanism, so that when the ball is thrown from the stick head, the cord stretches and then contracts, returning the ball back towards the person throwing it. The anchor mechanism is ...

Metal wood club with improved moment of inertia

Patent Number: 8100781
Publication Date: 2012-01-24
Inventors: Meyer, Jeffrey W.; Harvell, Christopher D.; Murphy, Stephen S.; Burnett, Michael Scott

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 ...

Adjustable length and torque resistant golf shaft

Patent Number: 8100780
Publication Date: 2012-01-24
Inventor: Chol, Kim

An adjustable golf shaft having an upper shaft member, a lower shaft member, and a locking mechanism to hold the upper shaft member in place relative to the lower shaft member. The upper shaft member has an elongated bore therein and the lower shaft member has a cylinder and a rod having one end fixed to a proximal end of the cylinder. A fixed bushing is positioned within the elongated bore of the upper shaft member and has an elongated bore extending therethrough and a groove. The locking ...

Golf club head with a three-dimensional alignment member and methods to manufacture golf club heads

Patent Number: 8100779
Publication Date: 2012-01-24
Inventors: Solheim, John A.; Sanchez, Richard R.; Souza, John

Embodiments of golf club heads with a three-dimensional alignment member and methods to manufacture golf club heads are generally described herein. Other embodiments may be described and ...

Golf training device

Patent Number: 8100778
Publication Date: 2012-01-24
Inventor: Willis, Stuart

The present invention relates to a golf training device and method of use thereof. Specifically, the training device seeks to correct faults in a golfer's swing. The device enables correct alignment and correct swing path to be practised simultaneously while practising both shots or drills requiring a “square” alignment or shots or drills requiring an “open” or “closed” alignment. Furthermore, the device, and method of use thereof, can be used by all sizes of golfer, using all ...

Corner assembly for use with pool tables

Patent Number: 8100777
Publication Date: 2012-01-24
Inventors: Stites, Kelye; Bohn, Martin G.

A pool table corner assembly for forming a corner pocket including a pair of adjacent rail members, a corner casting member, and a pocket member. Each rail member includes a supporting flange portion, a recessed portion, and a generally horizontal top surface. The corner casting member includes an overhanging mounting flange for mating with the recessed portion of each rail member thereby allowing the upper surface of the corner casting member to lie flush with the top surface of each rail ...

Archery broadhead with replaceable blades

Patent Number: 8096905
Publication Date: 2012-01-17
Inventor: Gillig, Jason M.

A broadhead with removable and replaceable blades has a forward body end which receives the forward ends of the blades, and the rear ends of the blades are then engaged to the rear body end by a spring or other retaining member which can be moved to engage or disengage the rear blade ends. The broadhead can then receive an arrow shaft, with the arrow shaft fitting over and encasing the retaining member and preventing its accidental (or otherwise undesirable) release of the ...

Printed net

Patent Number: 8096904
Publication Date: 2012-01-17
Inventor: Esser, Ralf

The invention relates to a novel net, in particular for sports, such as a volleyball net, tennis net or goal net, which can be provided with advertising or other information. Said net is characterized by a mesh structure that is formed by a film containing holes distributed over its surface. A film of this type can be printed before the holes are produced, thus enabling advertising or other information to be applied by simple printing ...

Device for connecting a soccer net to the horizontal crossbar of a soccer goal and method of use

Patent Number: 8096903
Publication Date: 2012-01-17
Inventor: Brown, II, Richard A.

A device for connecting a soccer net to the horizontal crossbar of a soccer goal eight feet above the ground without using a ladder includes a resilient clip having an inner surface which is shaped and dimensioned to receive the horizontal crossbar and a line long enough to be thrown over the crossbar and hang down low enough to be reached and pulled down. The clip is attached to the edge cord of the net. The line is then thrown over the crossbar and pulled down raising the clip and net to ...

Water-based training

Patent Number: 8096902
Publication Date: 2012-01-17
Inventor: Winger, Dale R.

A substantially hollow exercise and rehabilitation device is disclosed, and is useable by athletes and others in training and/or rehabilitation sessions to develop stronger and more precise movements. A user typically stands in a pool of water approximately chest-deep and moves the device through the water in an approximation of a proper swing for a sport, or in a motion designed to rehabilitate or strengthen one or more muscles or muscle groups. The device includes holes that tend to ...

Basketball training aid

Patent Number: 8096901
Publication Date: 2012-01-17
Inventor: Russotti, Jeremy Lyle

A basketball training aid designed to teach a user how to correctly grip, set up, and release a basketball. The device includes a material that wraps around the top (prone side) of the hand and bottom half of the underside (supine side) of the hand, without limiting wrist extension and flexion during a basketball shot. The glove includes a splint support material on top of the index, middle, and ring fingers, running from the middle of the digits to the bottom half of the top (prone side) ...

Mat for sport and games

Patent Number: 8096900
Publication Date: 2012-01-17
Inventor: Håseth, Anders

Mat for sport and games for detecting impact position of a movable object. The mat includes an outer layer and an inner layer, each with inlays of electrically conductive elements forming a pressure-sensitive switch distributed over the target area. The pressure sensitive switches communicate with electronic circuits for indicting, processing and presentation of electrical signals when the switches are activated by a ball ...

Golf ball comprising isocyanate-modified composition

Patent Number: 8096899
Publication Date: 2012-01-17
Inventors: Lee, Jae S.; Kim, Hyun J.; Jeon, Hong G.

Presently disclosed embodiments concern an isocyanate-modified composition which includes A) from about 65 to about 99 weight % (based on the total weight of the isocyanate-modified composition) of a base polymer having either hydroxyl groups or amine groups or mixtures thereof, and B) from about 1 to about 35 weight % (based on the total weight of the isocyanate-modified composition) of a blocked isocyanate. The presently disclosed embodiments also include a golf ball made from the ...

Golf balls incorporating rigid, rosin-modified polymers

Patent Number: 8096898
Publication Date: 2012-01-17
Inventors: Harris, Kevin M.; Arnold, Pamela V.; Jordan, Michael D.; Rajagopalan, Murali

Golf ball compositions including a rosin-modified polymeric composition including a conventional ionomer, acid copolymer, highly neutralized polymer, or other suitable polymer that has been modified with a rosin material to impart stiffness through increasing the flexural modulus of the ...

Golf club-heads having a particular relationship of face area to face mass

Patent Number: 8096897
Publication Date: 2012-01-17
Inventors: Larsen, Peter L.; Chao, Bing-Ling; Beach, Todd P.

Golf clubs and club-heads for same are disclosed. An exemplary club-head has a hollow body and a face plate. The body defines a front opening and a face support, wherein the face plate is affixed to the face support and covers the front opening. The “face portion” of the club-head has a face area (A_f, in mm²) and a face mass (M_f, in grams), wherein A_f≧5400 mm², and in a plot of M_fas a function of A_f, M_{f ...}

Golf club head having a composite crown

Patent Number: 8096896
Publication Date: 2012-01-17
Inventors: Hoffman, Joseph; Vincent, Benoit; Burnett, Michael Scott; De Schiell, Drew T.; Willett, Kraig

The present invention resides in a golf club head having a high COR that is durable and has desirable acoustic qualities. The club head includes a body portion, a striking face and a crown forming a hollow cavity of at least 150 cc in volume. The body portion defines a front opening and an upper opening, and it includes a sole and a side section that extends rearward of the front opening. The striking plate is secured to the body portion, enclosing the front opening. While partially ...

Interchangeable shaft for a golf club

Patent Number: 8096895
Publication Date: 2012-01-17
Inventors: Wenck, James C.; Lenhof, Konrad; Holt, Denver; Hocknell, Alan; Stevens, Daniel M.; Evans, D. Clayton; Cackett, Matthew T.; Ogg, Steven S.; Blanke, Jerry V.; Erickson, Joel B.; Wall, Broadus Perry

A golf club (20) having a club head (22) with an interchangeable shaft (40) is disclosed herein. The golf club (20) includes a tube (44, 144) mounted in the club head (22), and a sleeve (46, 146) mounted on a tip end (50) of the shaft (40). The tube (44, 144) includes a tapered portion (60, 160) and a rotation prevention portion (62, 162). The sleeve (46, 146) has a frustoconical portion (72, ...