Abstract: A system and method for controlling an exercise in an apparatus for training and measuring muscle strength. The system includes an apparatus with moving means actuated by force applied by a user, a magnetorheological brake unit resisting the movement of the moving means moved by user force applied, a control unit actively controlling the resistance of the magnetorheological brake unit during the exercise on the basis of a sensor signal from one or more sensors, one or more sensors measuring the behavior of the moving means, and a processing unit connected to the control unit for selecting parameters of an exercise.

Abstract: A resistance motor for an exercise apparatus includes a housing and an internal gear unit. The housing includes a casing body and a casing cover coupled with the casing body to define a receiving cavity therewithin. The internal gear unit includes an output wheel operatively supported by the casing body, a worm gear, a first gear, a second gear, and a third gear. The worm gear, the first gear, the second gear, and the third gear are supported in the receiving cavity. The worm gear, the first gear, the second gear, the third gear, and the output wheel are operatively engaged in a sequent order. The output wheel, which has the largest diameter, is located above the second gear and the third gear, such that the position of the output wheel is higher than the positions of the second gear and the third gear.

Abstract: A golf ball 2 includes a large number of dimples 10 on a surface thereof. The surface has a northern hemisphere N and a southern hemisphere S. Each of the hemispheres has a high-latitude region 14, a mid-latitude region 18 and a low-latitude region 16. The high-latitude region 14 has a latitude range of 40° or greater but 90° or less. The mid-latitude region 18 has a latitude range of 20° or greater but less than 40°. The low-latitude region 16 has a latitude range of 0° or greater but less than 20°. The number of planes that can divide a dimple pattern of the hemisphere so that divided dimple patterns are mirror symmetry to each other is one. Neither a dimple pattern of the high-latitude region 14 nor a dimple pattern of the low-latitude region 16 is rotationally symmetrical.

Abstract: A golf ball includes oval dimples arranged on the surface thereof. Each of the oval dimples has a long diameter DL and a short diameter DS in a planar shape thereof, a relationship between the long diameter and the short diameter being defined as a following formula (1). DL?DS×1.2??(1) Each of the oval dimples further has a cross-sectional area DLA on the first cross section of the oval dimple along the long diameter DL and a cross-sectional area DSA on the second cross section of the oval dimple along the short diameter DS, the cross-sectional area DLA being surrounded by a line connecting both ends of the first cross section of the oval dimple and the bottom surface thereof, the cross-sectional area DSA being surrounded by a line connecting both ends of the second cross section of the oval dimple and the bottom surface thereof, a relationship between the cross-sectional area DLA and the cross-sectional area DSA being defined as a following formula (2).

Abstract: A golf ball has a large number of dimples on a surface thereof. The golf ball meets the following mathematical formula (I): 1.320?L1?1.420 (I), where L1 represents a ratio of a lift coefficient CL1 which is measured under conditions of a Reynolds number of 1.290×105 and a spin rate of 2820 rpm, relative to a lift coefficient CL2 which is measured under conditions of a Reynolds number of 1.290×105 and a spin rate of 1740 rpm.

Abstract: In a golf ball having a core and a cover of one or more layer encasing the core, an outermost layer of the cover is molded of a thermoplastic material selected from the group consisting of polyurethane, polyurea and mixtures thereof, and the surface of the cover is treated with a polyisocyanate compound that is free of organic solvent. A method of manufacturing the golf ball is also described. Such golf balls are endowed with an excellent spin performance and scuff resistance, in addition to which productivity of the golf balls is high.

Abstract: An object of the present invention is to provide a golf ball exhibiting an excellent shot feeling and resilience, and a constituent material thereof. The present invention provides a golf ball resin composition having a bending stiffness (M3-12) ranging from 300 kgf/cm2 to 24,000 kgf/cm2 at a bending angle from 3° to 12°, a ratio (M3-12/M24-30) of the bending stiffness (M3-12) at the bending angle from 3° to 12° to a bending stiffness (M24-30) at a bending angle from 24° to 30° ranging from 0.20 to 2.00, and a slab hardness ranging from 30 to 65 in Shore D hardness.

Abstract: An object of the present invention is to provide a golf ball excellent in hitting durability. The present invention provides a golf ball comprising a spherical core and at least one cover layer covering the spherical core, wherein at least a part of the spherical core is formed from a rubber composition containing (a) a base rubber, (b) a co-crosslinking agent, (c) a crosslinking initiator, and (x) an olefin-alkyl (meth)acrylate copolymer, and a content of (x) the olefin-alkyl (meth)acrylate copolymer in the rubber composition ranges from 0.5 part by mass to 7.0 parts by mass with respect to 100 parts by mass of (a) the base rubber.

Abstract: A golf ball 2 includes a center 8, a mid layer 10, a cover 6 and dimples 12. The cover 6 has a Shore D hardness of 30-50. The golf ball 2 has an amount of compressive deformation of 3.0-5.0 mm. The ball 2 meets a mathematical formula (I): 0.80?((L1+L2)/2)?0.95??(I). L1 represents a ratio of a lift coefficient CL1 relative to a drag coefficient CD1, the lift coefficient CL1 and the drag coefficient CD1 being measured under conditions of a Reynolds number of 1.290×105 and a spin rate of 2820 rpm. L2 represents a ratio of a lift coefficient CL2 relative to a drag coefficient CD2, the lift coefficient CL2 and the drag coefficient CD2 being measured under conditions of a Reynolds number of 1.771×105 and a spin rate of 2940 rpm.

Abstract: A golf ball 2 includes a core 4, a mid layer 6, a cover 8 and a paint layer 10. The core 4 includes a center 12 and an envelope layer 14. The golf ball 2 satisfies the following mathematical formulas. In the mathematical formulas, Hm represents a Shore D hardness of the mid layer, Hc represents a Shore D hardness of the cover, and Hb represents a Shore D hardness of the surface of the golf ball. The golf ball 2 has a large number of dimples 16 on a surface thereof. The number of planes that can divide a pattern of the dimples so that divided patterns are mirror symmetry to each other is one.

Abstract: An object of the present invention is to provide a golf ball showing a low spin rate on driver shots and a high spin rate on approach shots. The present invention provides a golf ball comprising a spherical center, at least two envelope layers covering the spherical center, and a cover covering the envelope layers, wherein an envelope layer (Es1) formed from a material having a lowest material hardness among a center constituent material and envelope layers constituent materials, is disposed in a region located at a distance from 36.0% to 65.0% of a golf ball radius from a center point of the golf ball.

Abstract: An object of the present invention is to provide a golf ball showing low spin rate on driver shots and high spin rate on approach shots. The present invention provides a multi-piece golf ball comprising a spherical center, at least two envelope layers covering the spherical center, and a cover covering the envelope layers, wherein the envelope layers comprise at least a first envelope layer covering the spherical center, and a second envelope layer covering the first envelope layer, a material hardness (H0) of the spherical center, a material hardness (H1) of the first envelope layer, and a material hardness (H2) of the second envelope layer satisfy an equation of H0>H1>H2, and the material hardness (H2) of the second envelope layer is lowest among the material hardness of the center constituent material and material hardness of envelope layer constituent materials.

Abstract: Multi-piece golf balls having at least one layer made from a polyamide non-ionomeric composition are provided. The polyamide composition consists essentially of about 40 to about 99% by weight polyamide; about 1 to about 60% by weight of an acid anhydride-modified polyolefin; and about 1 to about 60% of a fatty acid additive selected from the group consisting of fatty acid salts, fatty acid amides, and mixtures thereof. The ball includes a core, preferably a dual core construction; and a cover of at least one layer. In another preferred construction, a multi-layered core containing an inner, intermediate, and outer core layer is made. For example, the intermediate core layer may be made of a rubber composition; and each of the inner core and outer core layers may be made of the polyamide composition. The resulting ball has high resiliency along with a soft feel.

Abstract: A golf ball 2 includes a core 4, a mid layer 6, a cover 8 and a paint layer 10. The core 4 includes a center 12 and an envelope layer 14. The golf ball 2 satisfies the following mathematical formulas. In the mathematical formulas, Tm represents a thickness of the mid layer, Tcmin represents a minimum thickness of the cover, Tcmax represents a maximum thickness of the cover, and Tp represents a thickness of the paint layer. The golf ball 2 has a large number of dimples 16 on a surface thereof. The number of planes that can divide a pattern of the dimples so that divided patterns are mirror symmetry to each other is one. Tm>Tcmax?Tcmin>Tp (Tcmas?Tcmin)?0.15 mm 0.15?(Tp/Tcmin)?0.

Abstract: An object of the present invention is to provide a golf ball showing a low spin rate on driver shots and a high spin rate on approach shots. The present invention provides a golf ball having a low hardness part having a hardness in a range from 5 to 40 in Shore D hardness or a lowest hardness point in a core hardness distribution in a region located at a distance from 36.0% to 65.0% of a radius of the golf ball from a center point of the golf ball.

Abstract: Multi-piece golf balls containing a dual-core structure are provided. The core structure includes an inner core (center) comprising a foam composition, preferably foamed polyurethane. The outer core layer is preferably formed from a non-foamed thermoplastic composition such as ethylene acid copolymer ionomer. Preferably, the specific gravity (density) of the foam inner core is less than the density of the outer core layer. The ball further includes a cover of at least one layer and may include at least one casing layer. The core structure and resulting ball have relatively good resiliency.

Abstract: Golf balls having a very high positive gradient multilayer core are provided. The multilayer core includes an outer core layer and a very soft, low compression inner core layer. The inner core layer is formed from an unfoamed composition and has a center hardness that is at least 40 Shore C points less than the outer surface hardness of the outer core layer.

Abstract: A golf ball comprising a core, a cover and at least one moisture vapor barrier layer, wherein the moisture vapor barrier layer comprises at least one layer formed from graphene.

Abstract: A golf putter is constructed with a relatively large diameter putter shaft and a heavy putter head. Said putter shaft has two gripping areas with thin tape and a ball retriever attaches at the end. Said golf putter head consists of a semi-circular body with a flat sole and a central sole runner. A large head neck seats on slight left of the center of gravity of said putter head. Two symmetrical wing stabilizers also locate on top of said putter head. A letter “T” is marked on the top of said putter head for aiming purpose. Said putter shaft diverges from the vertical line by at least 25 degrees. This golf putter is used in a unique forward putting way with side-saddle manner. A high degree of hole-in can be achieved.

Abstract: The golf club includes a shaft, a golf club head equipped with a face portion and a hosel portion having an attachment hole for insertion of the shaft, and a support member attached to an opening portion of the attachment hole and formed into a cylindrical shape covering the outer circumferential surface of the shaft. The shaft includes a hollow shaft body and a sheet-like reinforcing layer constituted by low-elasticity fibers and arranged in the shaft body, the reinforcing layer being arranged at a position corresponding to at least the support member. The attachment hole includes a support portion having an inner diameter for supporting the outer circumferential surface of the shaft, and an engaging portion continuous with the support portion, having a larger inner diameter than the support portion, and open to the outside in an opening of the attachment hole.

Abstract: Disclosed herein are embodiments of adjustable golf clubs comprising features which allow for the adjustment of a lie angle, a loft angle, or both a lie angle and a loft angle of the golf club. In some embodiments, a golf club head includes a body and a hosel, the hosel including an adjustment screw which can be tightened or loosened to adjust the lie and/or loft angles of a golf club head. In some embodiments, certain angles of a golf club head's geometry can be continuously adjustable through a predetermined range of angles.

Abstract: The golf club head of this invention includes: a head body having a crown portion, face portion, and sole portion; at least one weight configured to be detachably attached to the sole portion; and a cover kit configured to be detachably attached to the sole portion. Out of a cover provided with a decoration and configured to cover at least a portion of the sole portion, and at least one auxiliary weight configured to be attached to the cover, the cover kit includes at least the cover. The weight of the cover kit is the same as the weight of the weight. The sole portion is configured to selectively be in one of a first mode in which the weight is attached, and a second mode in which the cover kit is attached.

Abstract: A golf club in a golf club set has a shaft and a golf club head which includes a crown portion, a face portion, a sole portion, and a hosel portion to which the shaft is attached. Among the golf clubs included in the golf club set, in at least a pair of golf clubs having adjacent club numbers, the length of the face portion, in the face-back direction in a plan view, of the golf club having a higher club number is larger than that of the golf club having a lower club number. The difference between the lengths is ?A mm. In the golf clubs, the face progression of the golf club having the higher club number is larger than the face progression of the golf club having the lower club number, and the difference between the face progressions is ?B mm. ?A and ?B satisfy (?)×?A??B?(?)×?A.

Abstract: A golf club head including a cup face is provided. The cup face includes a face portion and a rising portion extending from a peripheral edge of the face portion on a rear surface side of the face portion. The peripheral edge of the face portion includes a top line on a top side and a sole line on a sole side. The face portion includes a central region and peripheral regions. The central region includes a face center, extends from the sole line to the top line while being inclined from the sole side to the top side along a direction from the heel side toward the toe side, and does not reach the toe-side edge point. The peripheral regions are thinner than the central region and surround the central region on the toe side and the heel side.

Abstract: A putter-type golf club head having a face insert composed of at least one thermoplastic polyether ester elastomer is disclosed herein. The face insert includes a plurality of oval-shaped holes having a specific size and spacing, and the at least one thermoplastic polyether ester elastomer incorporates polytetramethylene ether soft segments with molecular weights of greater than 1000 g/mol, preferably at least 1400 g/mol.

Abstract: A golf club head comprises a body and at least one self-extracting pressed weight assembly. The body comprises a face plate positioned at a forward portion of the golf club head, a sole positioned at a bottom portion of the golf club head, a crown positioned at a top portion of the golf club head and a skirt positioned around a periphery of the golf club head between the sole and the crown. The body defines an interior cavity. The weight assembly comprises at least three components and is configured for a press fit engagement with the golf club head. The assembly has a drive portion and a threaded portion.

Abstract: A device for attaching a removable snap ring to a golf bag whereby various articles may be attached to the ring for ease of access, such as but not limited to golf towels, small tote bags, club brushes, eye case and other such items.

Abstract: The present disclosure provides for a hockey goalie stick having a gripping aid that protrudes above the first major surface only in a handgrip area of the paddle. The hockey goalie stick includes a blade, a shaft having a width and a thickness, a paddle that extends between the blade and the shaft. The paddle has a first major surface and a second major surface opposite the first major surface with a maximum thickness equal to approximately the thickness of the shaft. The paddle includes a handgrip area having shoulders in which a width of the first major surface and the second major surface transitions to the width of the shaft. The gripping aid protrudes above the first major surface only in the handgrip area of the paddle.

Abstract: A golf equipment fitting system and a golf equipment fitting program is capable of providing accurate calculation results even when specifications that affect swing time are changed, and of outputting simulation results in a short period of time. The golf equipment fitting system and the golf equipment fitting program calculate a swing response surface and a time response surface using a response surface methodology based on an obtained swing data. Also, the golf equipment fitting system and the golf equipment fitting program calculate the swing data of a golf club that is not used for measurement from the swing response surface and the time response surface, simulate a golf swing based on the calculated swing data, and output the results of simulations.

Abstract: A court shade device including a plurality of base support columns disposed adjacent a court. A first frame arm is coupled to at least one of the plurality of base support columns, the first frame arm having a proximal end coupled to at least one of the plurality of base support columns and a distal end disposed above at least a portion of the court. A second frame arm is coupled to at least one of the plurality of base support columns and disposed a distance from the first frame arm. A cable extends between the first frame arm and the second frame arm. The court shade device includes a retractable shade panel having a first end coupled to the first frame arm and a second end slideably coupled to the cable.

Abstract: A basketball net device for mounting on a raised basketball hoop or ring from a position well below the basketball hoop. The basketball net device comprises an annular member or hoop ring having a hoop ring section for coupling to the basketball ring. The annular member includes an annular skirt section configured to extend and be positioned inside the basketball ring and support a net. According to an embodiment, the net is connected to the annular skirt section utilizing fasteners configured to secure the net and allow the net to pivot or rotate relative to the annular skirt section to emulate the game play of a conventional net mounted on the basketball hoop. According to another embodiment, the net comprises cords made from a tightly weaved material resulting in a net that is stiffer than a conventional net.

Abstract: This disclosure includes hockey pucks and methods of making hockey pucks. Some pucks include a shell having an upper shell member and a lower shell member coupled to the upper shell member to define a cavity and a ballast member disposed in the cavity such that at least a portion of the ballast member is translatable relative to the shell. Some pucks include a resilient material disposed in the cavity and configured to resist translation of the ballast member in at least one direction relative to the shell. Some pucks include a cylindrical outer housing surrounding the shell. Some pucks include first and third substantially cylindrical members, a second member, a first plurality of fasteners to couple the first member to the second member independently of the third member, and a second plurality of fasteners to couple the third member to the second member independently of the first member.

Abstract: A soccer training court and methods for game play therein. A soccer training court that includes a cuboidal form with an end wall, a pair of side walls, a rear wall, an overhead wall, and a floor is provided. A box soccer game can be played within the court to aid players in increasing proficiency with ball striking, reading opponents actions, and understanding ball-travel characteristics. The box soccer game requires a player to strike the ball against the end wall causing it to rebound toward one or more additional walls and to rebound therefrom. A second player attempts to intercept the ball with a one-touch strike that sends the ball back toward the end wall to start the volley over. If the ball completes a predetermined number of wall contacts, the striking player is awarded a point.

Abstract: A rotary training equipment includes a base, a support seat, at least one training device, a driving device, and a deceleration device. A bottom of the support seat is rotatably disposed on the base so as to be rotatable around a rotary axis. A face of the support seat opposite to the base has at least one connecting portion distant from the rotary axis in a predetermined distance. The training device is disposed on the connecting portion. The driving device and the deceleration device are connected with the bottom of the support seat to drive the support seat to rotate around the rotary axis so as to allow the training device to rotate around the rotary axis. Thus, the training device is able to rotate for training.

Abstract: An apparatus (10) for exercise in which a user strikes the apparatus (10), the apparatus (10) including: a body (12) and a sensor assembly (16) located at least partially within the body (12); wherein the sensor assembly (16) includes pressure sensor (18) having a fluid filled housing (95) with a flexible surface (93), the sensor assembly (16) being configured to generate an impact signal associated with deflection of the flexible surface (93) of the pressure sensor (18), and wherein the flexible surface (93) of the pressure sensor (18) is positioned relative to a striking portion (14) of the body (12) such that impacting the striking portion (14) of the body (12) deflects the flexible surface of the pressure sensor (18) thereby generating the impact signal.

Abstract: One aspect provides a golf swing trainer for training a golfer to achieve a tour impact position during execution of a golf swing. The golf swing trainer includes a first element which selectively secures to a grip end of a golf club, and a second element coupled to the first element and moveable between a retracted position and an extended position. The second element moves from the retracted position to the extended position by the force of gravity during a backswing of the golf club by a golfer, wherein the second element contacts a midsection of the golfer when in the extended position when the wrists of the golfer are not bent back during a downward portion and an impact portion of a forward swing.

Abstract: An exercise information providing method includes acquiring first exercise information based on an output from a detecting device output when a user performs exercise in a first environment and first environment information concerning the first environment, associating the first exercise information and the first environment information and accumulating the first exercise information and the first environment information as first associated information, and outputting the first associated information to a second environment.

Abstract: This is an inexpensive device for practicing putting that is able to simulate sloping greens of two different speeds that has the additional advantages of being quick and easy to set up and to use. Simply using common household items underneath the flexible surface simulates a sloping green, and flipping it over gives you the two different speeds.

Abstract: Embodiments of the present invention provide methods, apparatuses, and computer program products directed to generating event visualizations based on location data. In one example, a method for providing enhanced event visualizations based on location data is provided which includes receiving, by a visualizations processor, play diagram data from a play model database and receiving location data during a play period for a plurality of participants. The method further includes determining a selected play based on comparing the location data to the play diagram data and determining an actual route for one or more participants of the plurality of participants based on the location data. The method further includes generating, by the visualization processor, an accuracy visualization interface by comparing the actual route for each of the one or more participants to the selected play.

Abstract: The present invention extends to a digital compass ball marker that can be used to provide timely information to assist the golfer in determining a direction and force for a golf shot on a green. The digital compass ball marker can output this information using minimal information input by the golfer so that the use of the ball marker does not slow play, and in many cases, can speed play. The information provided by the ball marker can include a force with which to hit the shot and a direction to aim.

Abstract: Systems and methods for sensing and monitoring various athletic performance metrics, e.g., during the course of a game, a practice, a training session, training drills, and the like, are described. These systems and methods can provide useful metrics for players and coaches relating to athletic performances in various sports, including various team sports.

Abstract: Disclosed is a snow sliding apparatus that enables sliding on the snow surface and consists of the body in a flat form that is extended in one direction, the nose and the tail that are bent and extended from both ends of the body in a direction away from the ground surface, and the first concavo-convex part where part of the nose or the tail converges into the inner side. This invention allows the user to control the degree of friction against the snow surface by using the first concavo-convex part that is formed on either side of the nose or the tail of the snow sliding apparatus, enabling the user of the snow sliding apparatus various techniques and shortening the braking distance.

Abstract: An improved ski binding heel unit comprising a lateral heel release mechanism to release the heel of a ski boot from a ski is disclosed. The ski binding heel unit typically includes an independent vertical heel release mechanism, an independent lateral heel release mechanism, and a longitudinal pressure compensator. The improved ski binding heel unit allows a reduction in the height of the heel pad. This reduction in heel pad height is generally achieved by eccentrically positioning two or more of the springs within the heel unit while superpositioning the resultant centroid of the forces of friction between the lower housing and mating heel track structures that house at least one of the eccentrically positioned springs to foster smooth longitudinal displacement of the lower heel housing when the ski flexes and counterflexes.

Abstract: The invention relates to a device for receiving a boot on a gliding apparatus, such device comprising a binding base extending along a longitudinal direction from a rear end to a front end, and widthwise from a first side to a second side; a heel loop extending in the direction of the rear end of the receiving device, the heel loop being self-supported by at least one attachment point, the heel loop being connected to the binding base by a connection system comprising at least one point of attachment with the binding base. The connection system between the heel loop and the binding base enables relative spacing or approaching movement between the heel loop and the binding base, and comprises at least one connecting element connecting the rear portion of the heel loop to the binding base and limiting the spacing between the binding base and the rear portion while allowing the approaching movement.

Abstract: Systems and methods herein provide a snowboard rider with a manner for carrying a snowboard more easily to and from a lift. In one embodiment, a system includes at least one grasping means (e.g., a handle or a strap) affixed to a top surface of a snowboard. The system also includes an attachment means for affixing the grasping means to the top surface of the snowboard. The grasping means allows a snowboarder to grab the snowboard to carry the snowboard and more easily transport it. The grasping means may also allow the snowboarder to perform certain tricks (e.g., by grabbing the grasping means in air).

Abstract: A basketball court with narrower sidelines (11) yet abiding by the conventional rules of basketball as well as the other boundaries including rim height ten feet, foul line (16) at fifteen feet from the basket and half court line (12). The new boundary resembles the lines for singles matches (21) on a tennis court.

Abstract: A line marking apparatus comprises a body (21) mounted so as to be mobile, a line marking head (29) movable relative to the body, and means (35, 37, 41, 43) for determining the distance travelled by the apparatus from a determined point.

Abstract: A method for manufacturing a bowling pin, in which: at least one mass piece is manufactured, and the mass piece is arranged in a body of the pin to adjust the vertical radius of gyration (RGV) and/or vertical moment of inertia (MOIV) of the pin.

Abstract: Provided herein are various embodiments of question and answer games. The games can be played in a physical or electronic format. Some embodiments of the game employ questions that could not be asked without the image. Some embodiments of the game employ images carefully selected such that they are humorous, either when created or by today's standards. Some embodiments of the game employ customized images. Some embodiments of the game employ more that one images along with the question and also provide one or more images along with the answer. Some embodiments of the game allow for an answer to be deduced from provided clues and/or images.

Abstract: Playing card-handling devices, such as shufflers, dealing shoes, discard racks and verification systems, are rotatably secured to a gaming table to allow for functional and ergonomic adjustment of the card-handling device, without removal from the gaming table. One end of the device, preferably a front end of the device from which playing cards may be removed, has a structure that extends through an aperture in the gaming table. The device is movable within the aperture. Movement in the X-Y direction, angular movement and rotational movement, parallel to the movement of the plane of the surface of the gaming table, is enabled. The movement of the device about the aperture preferably maintains the base of the device relatively parallel to the plane of the surface of the gaming table.