Abstract: A golf training device to help maintain the proper synchronous relationship between the movement of hands and hip rotation during a golf swing. In the event that the movement of the hands and hip rotation of the user are out of synchronization, the training device provides feedback to the user. The training aid device basically comprises a strap that secure a sheet to the rearward leg of the user. A trapezoid shaped panel is mounted to the sheet, which provides the user with a reference as to the proper positioning of a user's hands and the shaft of the golf club during address, and which provides a tactile feedback signal to the user, if the user's backswing is improper or if the user's hip rotation and movement of the user's hands are out of synchronization, by making contact with at least one of the user's hands.

Abstract: A thread-wound golf ball exhibiting favorable shot feeling and long flight distance as well as superior spin performance has a cover wrapping around a rubber thread layer formed by winding rubber thread around the center. The ratio of the volume of the rubber thread layer to the entire volume of the golf ball is 10-20%. When the deformation (mm) from the state of applying a load of 98N to a load of 1274N to the center is A, and the deformation (mm) from the state of applying a load of 98N to a load of 1274N to a thread-wound core having rubber thread wound around the center is B, the difference (A−B) is 0.5-0.7. The cover is formed of a composition including thermosetting resin as the main component. The shore D hardness of the cover is 50-60.

Abstract: The unitary structure includes a rear frame member from which oppositely disposed side frame members extend forwardly. Laterally extending forward frame members are provided on the side frame members to define batting boxes for left and right hand batters. A pair of upstanding spaced apart posts are mounted on the rear frame member and include a center line extending forwardly through the strike zone. The guidepost adjacent the batter helps to define a swing path.

Abstract: An all sports net assembly is disclosed for providing an enclosure for receiving and retaining a sports item such as a ball or the like. The net assembly may be readily assembled for deployment on any relatively flat ground surface and disassembled for storage. The assembly includes a tubular frame structure formed into the shape of a prism. A plurality of intermediate pole segments interconnect a plurality of corner units. Each of the corner units comprises projecting pole receiving portions extending along at least three independent axis, where each pole receiving portion receives an end of said intermediate pole segments to define at least four planes. A plurality of netting panels are removably attached to the tubular frame structure so as to enclose the frame assembly except for one plane of the tubular frame structure.

Abstract: The present invention entails a laser guided golf putting system. A laser is mounted into a golf ball mechanism. The golf ball mechanism is comprised of a golf ball mounted on a shaft and supported by a support ball. When a golfer strikes the golf ball, the ball, securely connected to the shaft, falls forward. When the ball falls forward, the laser mounted in the golf ball mechanism shines forward and indicates on a target where the golf ball is projected to go. The laser is activated when the golf ball mechanism is in the fallen position, and deactivated when the golf ball mechanism is upright and ready for a golfer to strike.

Abstract: A return conveyor belt system for conveniently returning ripped lumber to an individual after being ripped. The return conveyor belt system includes a table having an upper surface, a manipulating member slidably positioned upon the table and mechanically connected to a drive motor, a conveyor pivotally attached to the table, a control unit for controlling the drive motor and the conveyor, and a sensor positioned upon the conveyor for sensing a piece of lumber. A saw positioned adjacent to the table delivers ripped lumber upon the upper surface of the table where after the manipulating member forces the ripped lumber either onto the conveyor or away from the conveyor. The ripped lumber is transported towards the operator until a sensor detects the lumber thereby terminating movement of the conveyor. The operator is then able to remove the ripped lumber from the conveyor.

Abstract: The training device has a u shaped base comprised of a adjustable toe board strip, which is used to promote balance on the balls of the feet and keep the training device from tipping over. The adjustable knee brace, attached to one of three vertical mast, is positioned on the side of the body producing the back swing. The knee brace, contacts the side and back of knee, supporting the proper angle of the knee while controlling lateral and vertical movement. Adjustable upper support assembly, telescoping lateral bar, positions golfer in center of device. Telescoping horizontal back bar in conjunction with angled side bar, contact the lower lumbar of back and hips on side of body producing back swing, effectively controlling lateral and vertical movement. A angled padded vertical bar, positioned in the centered of the back promotes the proper spine angle and allows golfer to stay centered by rotating the upper body around the bar as axis of spine and clearing in the follow thru swing.

Abstract: A golf ball which produces high spin rate and accordingly readily stops even when being shot from a rough or in the rain is provided. Such a golf ball is constituted of a core and a cover and the cover has a loss tangent of 0.15 to 0.70 at −10° C. in a temperature distribution curve for dynamic viscoelasticity measured in a tensile mode under conditions of temperature increasing rate of 4° C./min, frequency of 10 Hz and initial strain of 1.0 mm.

Abstract: Chemoluminescent illuminators are used in night visible game equipment, notably, croquet and bocce. Game balls overcome rotational wobble tendencies resulting from perturbations in the rotational moments of inertia. The balls are at least partially transparent or translucent and include a receptacle for receiving a chemoluminescent illuminator. Different colored illuminators are provided to mark different balls as relating to different players. In one embodiment the balls have relatively thin outer walls and internal metallic rings to contribute a majority of the necessary weight and to add differential weighting to equalize the moments of inertia around all three axes. Wickets comprise chemoluminescent illuminators held in proximity to conventional wickets. Wicket holders may assist with supporting the illuminators. Stakes and mallets accept chemoluminescent illuminators to illuminate the stakes.

Abstract: A fairway wood type golf club having a club head with a major body and a minor body is disclosed herein. The major body is composed of a metal material and has a striking plate section, a return section, a sole section, a ribbon section and a ledge portion. The minor body is preferably composed of a composite material and has a crown section and a ribbon section. The striking plate section preferably has variable face thickness. The minor body is preferably attached by a liquid adhesive to the ledge section of the major body.

Abstract: A golf ball includes at least a core, an inner cover, and an outer cover. The inner and outer covers are of different colors. A portion of the inner cover penetrates the outer cover and is exposed to the outside on the surface of the golf ball. The exposed portion constitutes a mark portion on the surface of the golf ball. Further, an auxiliary layer is provided in contact with the inner cover. The auxiliary layer has a color different from those of the inner and outer covers and has an end surface which is exposed to the outside on the surface of the golf ball within the mark portion. Either the inner cover or the auxiliary layer completely covers the core.

Abstract: A transportable basketball system having components which are arrangeable in a play configuration during which a basketball type game can be played on the sand. In a transport configuration the basketball system can be easily transported between a sand covered outdoor environment and a remote location. The transportable basketball system comprises a wind-transmissive backboard, a basketball hoop structure, a plurality of arrangeable pole sections, and a pole anchoring device.

Abstract: An apparatus for centering a ball is disclosed. The apparatus comprises a base, an upright member supported on the base for pivotal movement with respect to the base, and a pivot arm pivotally supported relative to the upright member for pivotal movement between a first, cocked position and a second, released position. A ball cradle is supported on the pivot arm for releasably supporting a ball to be centered. A bias member urges the pivot arm towards the second, released position and a pivot arm lock is operable, in a first condition, to hold the pivot arm in the first position. The pivot arm lock, in a second condition, releases the pivot arm so that the bias member moves the pivot arm to the released position, thereby centering the ball. The apparatus preferably includes sound actuated means for changing the condition of the pivot arm lock from the first condition to the second condition, to center the ball.

Abstract: A rebound wall for a ball sport game permitting a player to hit a ball to the rebound wall and upon the ball rebounding to again hit the ball. The wall is to include sensors and transducers which can calculate and display scoring values based on where the ball strikes the rebound wall. A player can utilize the wall by himself or herself or with other players or with other players exteriorly of its location by connection electronically of the wall to a central location which is also connected to other walls.

Abstract: The present invention is a golf putter practice apparatus designed and configured to aid and improve a golfer's putting capabilities through repetitious use. The present invention is a frame structure having a lower portion and an upper portion. The lower portion will be located on the desired surface for putting and the upper portion will be elevated from this lower portion. The lower portion acts as a supports and supports the upper portion which includes a horizontal bar member. This horizontal bar member acts as a guide. Thus for utilization, the user places a golf ball in front of the horizontal bar member. The club's head is placed behind the ball and the shaft will rest against the horizontal bar. This will force the shaft to move in a straight and forward position thus improving on the golfer's swing and putting capabilities.

Abstract: The golf ball comprises all known cores provided with a cover produced by a polymer blend that combines the durability of a conventional cover with the feel of a traditional balata cover having a plurality of dimples in a modified dodecahedron pattern. The dodecahedron consists of twelve pentagons, which are subdivided into a total of sixty triangles. The triangles are then further subdivided into rows into which various diameter dimples are placed. The dimple pattern can be arranged to produce a pattern of ten great circles, which are free of dimples. The cover formulation is a blend of various ethylene/methacrylic acid copolymers wherein at least one copolymer has a high modulus and at least one copolymer has a moderate modulus forming a miscible blend having a PDI index that maximizes durability while still maintaining feel and playability.

Abstract: The power swing training bat of the invention is a tethered, truncated, training bat attached by flexible elastic to a fixed anchor point, or to a pulley and weight system. A swivel attachment is attached to the distal end of the bat and a flexible yoke is attached to the swivel attachment, and an elastic cord is attached to the yoke at one end and to a fixed point at the other. In a second embodiment, a cord is hung on a pulley attached to an anchor and a weight is placed at the other end.

Abstract: A basketball rebound trainer for mounting in a basketball hoop has a body having a flexible surface and having filler material therein and an upper portion forming a basketball striking surface and a lower portion sized to fit into a basketball hoop and extending therebelow and a flanged support portion located between said upper body portion and the lower body portion and being sized to fit onto the basketball hoop to support the body. The body upper portion flexible surface has a plurality of generally rigid basketball striking surfaces mounted thereto through the flexible surface to a backing plate thereunder. The striking surfaces are generally wedged shaped and a plurality of the surfaces have an angle of approximately 30° to the horizontal plane of the hoop. The body flexible surface may include an inflatable bladder thereinside.

Abstract: A golf club head is disclosed, which is capable of setting a head center of gravity projected on a face surface in the vicinity of a face center even when a head thickness excluding a face portion is made uniform or a head volume is increased to a maximum. In this golf club head, in a three-dimensional coordinate axis with a face center set as an origin, a coordinate value of each most bulged position in a head body is specified, and a shape of the head body is brought close to that of symmetry in an upper-lower direction and, more preferably, to that of symmetry in upper-lower and right-left directions.

Abstract: A golf ball includes an outer land surface and a plurality of dimples formed thereon. The dimples comprise structures of its surface to energize or agitate the airflow over the dimpled surfaces to increase the aerodynamic performance of the golf ball. These structures may include sub-dimples arranged in various configurations on the dimple. The sub-dimples may have various sizes and shapes. The structures may also include radiating concave or convex arms emanating from the center or a location proximate the center of the dimple. The radiating arms may have various sizes and shapes and may protrude beyond the dimples. 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.