Abstract: A corridor sprinkler includes a frame, a seal, a thermally-responsive trigger, and a deflector. The frame defines a passageway between an inlet and an outlet along a longitudinal axis, the passageway having a nominal K-factor greater than or equal to 8.0. The seal is coupled with the outlet to prevent fluid flow out of the passageway while the seal is in an unactuated state. The thermally-responsive trigger changes the seal from the unactuated state to an actuated state to allow fluid to flow out of the passageway. The deflector is coupled with the frame and distributes fluid received at the inlet at a pressure of between 8 psi and 250 psi and through the passageway to provide a coverage area of between 220 square feet and 400 square feet and a polygonal spray pattern with a long axis length of between 28 feet to 36 feet.

Abstract: The invention relates to a control and regulating system of an oxygen-reducing system, comprising at least one inert gas generator (30a, 30b), at least one oxygen concentration sensor (31a, 40), at least one actuator (32, 33, 41) for releasing inert gas, wherein the control and regulating system comprises a plurality of signal-connected controller modules (22, 24), each configured or configurable so as to enable the execution of one or more regulating functions, wherein the regulating functions are decentrally distributed to at least two signal-connected controller modules (22, 24).

Abstract: In one example in accordance with the present disclosure, a jump rope handle assembly is described. The jump rope handle assembly includes a handle having a longitudinal axis. A shaft assembly is disposed within the handle. The shaft assembly is to receive a jump rope section and is to rotate and slide within the handle. The shaft assembly includes a collet to retain the jump rope section. The jump rope handle assembly also includes a spring to compress between the shaft assembly and an interior impact surface of the handle.

Abstract: The present invention aims to provide portability and ease of storage and mobility by allowing housing when a hula-hoop is not in use and connection in a circular form by withdrawing when in use, so as to be utilized for exercise and play. The hula-hoop comprises: a main body capable of being divided into a plurality of parts having a circular cross-sectional shape and a two-dimensional arc shape; a plurality of middle bodies which are housed in and withdrawn from one side of the main body; and an end body housed or withdrawn by being coupled to the last middle body from among the middle bodies and which connects to the other side of the main body, wherein the main body, the middle bodies, and the end body are constituted so as to be housed and withdrawn in multi-steps as in the form of an antenna or a fishing rod.

Abstract: An exercise platform and accessories system is provided. The exercise platform is configured with a plurality of attachment mechanisms adapted to connect one or more hardware accessories to the platform. The system provides a fully configurable system for isolating and relaxing specific musculoskeletal groups during use.

Abstract: A weight training sled having (i) a chassis, (ii) longitudinally spaced rotatable wheels in contact with ground, (iii) a pair of laterally spaced push handles proximate a first longitudinal end of the chassis and (iv) a brake for applying resistance to one of the wheels, characterized by an elevated tow hook.

Abstract: The present disclosure relates to a collapsible mobility and stretching device that allows for portability and low-profile storage. More specifically, a collapsible mobility bar may comprise a series of bars that may fit into each other when disassembled. The series of bars may be extended to provide a larger bar, such as may mimic typical barbel sizes and configurations. The collapsible mobility bar may comprise knurling that mimics the look and feel of standard barbells and dumbbells, which may allow for more realistic practice and exercise. The collapsible mobility bar may comprise mechanisms to allow for accessory attachments.

Abstract: An exercise assist method includes receiving a user input signal comprising exercise setting information from an external device; measuring, based on the user input signal, a joint angle of a hip joint of a user wearing an exercise assist device configured to assist a user in performing a leg movement; and controlling torque of the exercise assist device to be applied to a leg of the user based on the measured joint angle and the exercise setting information.

Abstract: An exercise system includes a base module having a seat with a seat depth, and a vertically adjustable back configured to fixedly engage with the base module at a first seat depth and a second seat depth different from the first seat depth.

Abstract: An exercise device that is specifically configured for use by persons having diabetic neuropathy or other foot pain issues is described. The exercise device comprises footrests for the left and right feet of the user that elevate the feet and support them in the ankle region to assist in the performance of exercises that may otherwise be too painful for the user to perform.

Abstract: A multi-functional exercise device that enables a user to exercise different muscle groups. The exercise device has a handle and two surface-engaging members connected to the handle, allowing for multiple orientations for use.

Abstract: Examples of an exercise mat having a three-dimensional surface texture and methods for making same are disclosed. The exercise mat may have a first malleable layer formed from a polyurethane material with an elastic fabric material attached to a lower surface thereof. A second layer may be attached to the elastic fabric material of the first layer. The second layer may be formed from a thermoplastic elastomer material and may have the three-dimensional surface texture formed on an upper surface thereof to which the first layer conforms. The exercise mat may also include a third rubber layer attached to the second layer.

Abstract: An exercise machine reversible resistance system for reversing the directional force of resistance against an exercise implement before, during, or after the performance of a routine of one or more exercises. The exercise machine reversible resistance system generally includes a frame, an elongated member movably positioned upon the frame, wherein the elongated member has a first run and a second run, a resistance device that applies a resistance force to the elongated member in a single direction, an exercise implement movably connected to the frame and a clutch connected to the exercise implement. The clutch is adapted to selectively engage the first run or the second run of the elongated member for selective control of the resistance direction of the exercise implement.

Abstract: The present application provides a folding rowing machine, including a main frame, a slide rail frame and a fixing assembly, the fixing assembly includes a swing rod, a limit rod, and an elastic member and a pedal member connected to the limit rod, an arc-shaped abutting surface which swings synchronously with the slide rail frame is arranged at a position where the slide rail frame and the main frame are hinged, a usage stop groove and a storage stop groove are recessed and formed on the arc-shaped abutting surface, the usage stop groove or the storage stop groove on the arc-shaped abutting surface is clamped and fixed with the limit rod of the fixing assembly; pedaling on the pedal member drives the limit rod to overcome acting force of the elastic member and swing toward a direction away from the arc-shaped abutting surface.

Abstract: A treadmill may include a deck, a first pulley incorporated into the deck, a second pulley incorporated into the deck, a tread belt surrounding the first pulley and the second pulley, a motor in mechanical communication with at least one of the first pulley and the second pulley to move the tread belt in a first direction, and a runaway mitigation mechanism in at least indirect mechanical communication with the motor. The runaway mitigation mechanism at least mitigates a motor runaway condition.

Abstract: The present invention provides a manual treadmill, the manual treadmill includes a frame having a front support portion and a rear support portion, a running belt disposed about and supported by the front support portion and the rear support portion, and a speed limiting device, wherein the running belt rotates in a first rotating direction or a second rotating direction in response to a directional movement of a user. The speed limiting device includes a one-way bearing, a rotating element and a transmission element, wherein the rotating element is coupled to the front support portion, and the one-way bearing is connected to the rotating element via the transmission element to limit a speed of the running belt in the second rotating direction.

Abstract: A balance board system and associated components incorporating a standard skateboard deck or any other shaped board that allows the user to balance in more than one rotational degree of freedom and can be used on a wide variety of surfaces. The balance board system includes a roller with flexible outer layer, one or more removable stops, and employs the use of a skateboard deck or similar structure as the balance board.

Abstract: A chair arm exercise apparatus includes three distinct back positions with hand resistance members such as springs supported from a pair of supports spaced from the upper end of the back. The arm chair includes a base configured to rest on a horizontal floor surface, a seat, a pair of spaced apart trapezoidal shaped upright frame sides, a front upright end wall beneath and supporting a front end of the seat, a seat back pivotally supported from the frame sides behind the seat, and a seat cross member beneath the rear edge of the seat fastened to the frame sides. In a first position the back is at about 90 degrees to the seat. In a second position the back is about 80 degrees to the seat. In the third position the back is reclined.

Abstract: An ideal target weight training recommendation method ascertains a user's ideal target weight with a user-data algorithm that is operable to approximate an available weight value for a user to utilize for a given target weight training recommendation in addition to generating a rate in which a user's muscle fatigues. To do so, the user generates initial completed repetitions until the muscles fatigue. A baseline strength value is calculated with the initial completed repetitions and a baseline strength coefficient. A baseline strength value is created and used in calculating ideal target weight values. A y-intercept approximate functions involving user-selected desired target repetition values. The user manipulates a resistance structure associated with the ideal target weight values and said values are rounded to the nearest whole number. The user-selected desired target repetition values generate a second completed repetition values for subsequent sets for adjustment of a strength curve.

Abstract: A balance training method using a wearable device, and the wearable device are disclosed. The balance training method using the wearable device configured to provide a walking assist function includes executing a balance training mode of the wearable device and supplying an irregular pattern torque to an actuator of the wearable device at a time point or in a time period in the balance training mode.

Abstract: Balance training aids are disclosed. Example embodiments disclose a user placing all or part of their body weight on a top surface of a platform that is sitting atop an unstable base member and attempts to balance or complete a balance challenge. In example embodiments, the user places at least a portion of one foot atop the platform during the balance challenge. Adjustability features can be provided so as to provide a varying degree of adjustability to the unstable base member, and thus, provide a varying degree of balance challenges or levels of difficulty.

Abstract: The present disclosure relates to a panel for ball game ball and a ball game ball including the same, and more particularly, to a panel for ball game ball and a ball game ball including the same capable of facilitating the coupling between adjacent panels and improving an adhesive strength between the panels when attaching a plurality of panels forming a surface of the ball game ball.

Abstract: A golf club head includes a club face and a body. The club face is formed from a metallic material and includes a first, hitting surface, a second, rear surface that is opposite the first surface, and a flange that is separated from the second surface by a transverse distance. The body is formed from a polymeric material and includes a crown, a sole, a hosel, and a face support. The club face and the body cooperate to define a closed volume, and the face support extends to opposing sides of the flange and is operative to couple the club face to the body.

Abstract: A ball striking device, such as an iron-type golf club head, includes a face having a ball striking surface and a body connected to the face. The body has a sole surface extending rearward from a leading edge of the face, and a toe surface extending rearward from a toe edge of the face. The sole surface configured to confront the playing surface. The iron-type club head may have an elongated channel extending from a heel side in the sole member to an end point within the toe surface. The elongated channel is recessed from the sole surface and toe surfaces and is spaced from the leading and toe edges of the face. The iron-type club head may also have a plurality of weighting elements that are adjustable by the user.

Abstract: Disclosed herein is a golf club head comprising at least one crown opening and at least one crown insert attached to the body and covering the at least one crown opening. The golf club head further comprises at least one sole opening and at least one sole insert attached to the body and covering the at least one sole opening. The golf club head additionally includes at least one weight member configured to clamp first and second ledges at selected locations along a sliding weight track. The golf club head also comprise a coefficient of restitution (COR) feature located on the sole of the golf club head. The at least one crown insert is formed from a composite material having a density between 1 g/cc and 2 g/cc. The at least one sole insert is formed from a composite material having a density between 1 g/cc and 2 g/cc.

Abstract: Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a body portion having a toe portion, a heel portion, a top portion, a bottom portion, a rear portion, a first interior cavity portion, and a second interior cavity portion. The second interior cavity portion may include a filler material. Other examples and embodiments may be described and claimed.

Abstract: A golf club head including a club head body comprising a back portion, a striking face, and an interior cavity formed between the back portion and the striking face, wherein the striking face includes a front surface configured to strike a golf ball and a rear surface opposite the front surface, a deformable member residing between the back portion and the rear surface of the striking face, wherein the deformable member includes a front surface in contact with the rear surface of the striking face, wherein the deformable member includes a rear surface in contact with the back portion, wherein the deformable member includes a free thickness and an installed thickness, and wherein the free thickness is at least 5% greater than the installed thickness.

Abstract: Golf club heads include at least one weight port situated to retain weights and positioned above an approximate club face geometric center with the club in a standard address position. One, two, or more weight ports can be located above the club face center in a club crown or other portion of a club body. Club head vertical center of gravity can be selected to compensate dynamic loft associated with locating the club head center of gravity well behind the club face. Three-dimensional adjustment of club head center of gravity is possible.

Abstract: A holder for securing golf accessories therein and attaching to a belt, golf bag, waist band, piece of clothing or other article that is carried while golfing. The holder includes a housing having a base and a sidewall extending from the base toward an open face defining a compartment that can receive a ball divot repair tool. The sidewall forms a perimeter of the housing, wherein the open face extends the perimeter to allow the ball divot repair tool to be quickly and conveniently removed and inserted therefrom. A divot repair tool fastener is disposed on a surface of the housing to secure the ball divot repair tool thereto. In some embodiments, the divot repair tool is included and comprises a ball marker that is interchangeable with other ball markers in order to allow for a variety of colors or embodiments to be displayed on the divot repair tool.

Abstract: A combination flagstick and ball retrieval device include an elongated flagstick having a top end and a bottom end. A ferrule is positioned along the bottom end of the flagstick, and a ball retrieval device is secured along the flagstick at a location adjacent to the ferrule. Both the ferrule and the ball retrieval device include a shape and size that is suitable for engaging a golf course cup. The ball retrieval device includes a generally circular frame having a central aperture and a slotted channel for receiving a connector that is secured onto the flagstick. The connector including protrusions to engage the slotted channel. The ball retrieval device also includes a malleable and resilient upper member having an outside diameter that is greater than the outside diameter of the frame member.

Abstract: A grip assembly comprising a grip body that extends between an upper butt end and a distal end. The grip body has a topside and a pair of sides that extend from the topside to a rear underside. The grip body defines a bore extending between the upper butt end and the distal end. The rear underside of the grip body defines a surface and a channel in the surface. An outer wrap permanently encases around an entire circumference of the grip body along a portion of a length of the grip body.

Abstract: A hockey stick having a shock absorbing function includes a striking portion and a grip portion which are sequentially connected. A shock absorbing member is interposed between a front section and a rear section of the grip portion. The outer wall of the shock absorbing member is exposed to the outer wall of the striking portion. The inner wall of the shock absorbing member is exposed to the inner wall of a cavity. The shock absorbing member greatly absorbs the shock generated when the striking portion hits the ball, thereby effectively reducing the shock generated when hitting a ball. It solves the problem of the soreness of the arm due to shocks and is more comfortable for use.

Abstract: An end-cap assembly is configured to be attached to a distal end of a barrel of a ball bat. In some embodiments, the end-cap assembly includes a sprung-mass portion, a base portion, and one or more flexible members connecting the sprung-mass portion to the base portion. The sprung-mass portion is movable relative to the base portion along one or more directions, such as one or more directions transverse to the longitudinal axis of the ball bat. A ball bat may include a handle, a barrel attached to the handle, and an end-cap assembly attached to the barrel. The end-cap assembly may include a sprung-mass portion, a base portion, and one or more flexible members connecting the sprung-mass portion to the base portion to allow the sprung-mass portion to move relative to the distal end of the ball bat.

Abstract: A golf putting game includes at least one putting green defining a putting surface and a plurality of putting cups disposed within the putting surface at a different location on the putting green. Each putting cup has an exterior housing and an interior core disposed within and removably attached to the exterior housing. The interior core is removable from the exterior housing with the putting cup disposed within the putting surface of the putting green. Each putting cup is illuminated by a different predetermined color and assigned a different predetermined number of base points corresponding to the predetermined color. A player score is determined from a number of putting strokes made by a player to putt a putting ball into the putting cup and the predetermined number of base points assigned to the putting cup.

Abstract: A ball game apparatus including a centerpiece apparatus member having an outer frame member, an inner frame member, and a raised platform surface disposed within the inner frame member, a plurality of shaped members coupled between the outer and inner frame members, and a ball member configured to bounce off the raised platform surface and the plurality of shaped members.

Abstract: A pitch board game includes a board made of drop stitch inflatable material. The board, prior to inflation, is light weight, compact and easily carried from location to location. When inflated, the board is comparable in strength and hardness to solid wooden board. The game itself is played like the game “cornhole,” as bean bags are tossed by players onto the upper surface of the board, which is propped up at an acute angle. Bags landing on the surface count one point, and bags landing in a hole in the board count three points.

Abstract: Disclosed is a golf putting aid to reduce the open area of a hole that can receive a golf ball. The putting aid comprises a body that fits within a golf hole and reduces the open area for a golf ball to pass into the hole. Golfers can use the aid for the purpose of practicing putting, as it forces golfers to focus on accuracy of their putts.

Abstract: The invention claims an adjustable putting aid that improves a golfer's short game by creating a visual guide for the golfer to use during their swing. The visual guide is situated higher than and out in front of the ball when the golfer is addressing the ball. During the pinnacle of the backswing, the visual guide should obscure the golf ball from the view of the golfer. The visual guide creates a path for the golfer to follow and this improves the arching in the backswing, the length of the backswing, shoulder stability and can help improve the golfer's rhythm and tempo.

Abstract: An omnidirectional system (1) is described, for expelling and collecting balls, adapted to reproduce a real playing and/or training dynamics, such system (1) being equipped with at least one closing element (8) connected to at least one expelling device (2) of the system (1) arranged orthogonal to the expelling device (2) when expelling at least one ball from the system (1), the ball bouncing on an upper surface of the closing element (8) going towards at least one user; and with at least one net element (7) of at least one collecting element (3) of the system (1).

Abstract: A football yardage chain apparatus for more accurately detecting first downs includes a unit housing having a pole aperture extending from a top side through a bottom side and a channel extending through to the pole aperture from proximal the bottom side to the top side. A pole is coupled through the pole aperture and a chain connector is coupled proximal a bottom end of the pole. A marker bar has a hinge coupled within the channel and swingingly moves between a stored position parallel with the pole and an alternative extended position configured to extend to a height proximal a nose of a football resting horizontally on the ground. A back side of the marker bar lies coplanar with a tangent plane of the pole at a point of union with the chain connector.

Abstract: A system for scheduling a sporting event is disclosed. The system receives information regarding a set of six teams, each team comprising twelve players; divides the set of six team into a first group and a second group, each of the two groups comprising three teams; and generates, for each of the two groups, as part of first round, a match schedule, the schedule indicative of which teams play against the other in their respective group along with time of the play, each play/match being of a defined time period and each team getting a maximum of 10 overs for batting. Next, the system generates another schedule wherein as part of second round, top team of the first group plays with the bottom team of the second group, bottom team of the first group plays with the top team of the second group, and the two middle teams play against each other. Finally the system generates schedules for semi finals and finals Each play/match lasts for 90 minutes.

Abstract: An exemplary embellishment is configured for use with sports or recreational equipment having a flat/planar surface. The embellishment is in the form of a planar sheet including a front surface and a rear surface opposite the front surface. The planar sheet is sized and shaped to correspond to a size and shape of the planar surface of the equipment. The front surface comprises at least one ornamental marking and/or at least one functional marking. Each functional marking relates to performance of a sport or recreational activity corresponding to the equipment. The rear surface has disposed thereon an adhesive configured to removably secure the planar sheet to the planar surface.

Abstract: Visual aid timer systems comprise a visual aid timer that may be displayed to users, and synchronized to an audible alert signal providing expirations of time intervals and/or indications of start and/or stop times in a plurality of intervals used in physical fitness training and/or testing. The visual aid timer system provides a visual indication of time remaining in each of the plurality of intervals for viewing by users thereof. Methods of using the same are further provided.

Abstract: A weighted shin guard is designed to be worn during exercise for building strength, endurance and speed. The weighted shin guard moves the weight from the ankle to the shin, where it is no longer putting a strain on the ankle joint and affecting joint movement. The weighted shin guard is similar in size and shape to traditional shin guards, and can be worn discreetly, unlike other conventional ankle or shin strapped weights. In addition, the weighted shin guard includes the built-in functionality of protecting the shin from impact, enabling the user to switch seamlessly between traditional shin guards and weighted shin guards.

Abstract: A size-adjustable sport shoe includes a shoe head, a shoe insole, and an adjusting telescopic device including a gear, a shaft gear, first and second gear racks, and handle. The first and second gear racks are located at two lateral sides of an elongated adjustment groove at the shoe head, wherein the upper surface of the second gear rack is lower than the upper surface of the first gear rack. The gear shaft is coupled between the gear and the handle. When the handle is folded perpendicularly to an axis direction of the gear shaft, the gear meshes with the first gear rack to lock up the shoe head at the shoe insole. When the handle is folded to coincide with the axis direction of the gear shaft, the gear meshes with the second gear rack to allow the shoe head to be slid from the shoe insole.

Abstract: A support assembly for use with snow sports boards includes a base configured to be attached to the snow sports board. A frame has a first portion extending downward and a second portion extending rearward from the first portion. A seat is mounted on the second portion of the frame. A shock absorber extends between the base and the first portion of the frame. During use, the support assembly is configured to support a rider sitting on the seat in a face-forward position with the rider's knees vertically below and forward of the rider's hips.

Abstract: There is provided a guard for an in-line roller skate, which includes an elongated member defining a wheel receiving channel. The channel has a bottom and a pair of opposed sidewalls, which extend upwardly from the bottom terminating in a remote edge. The remote edge of the sidewalls define a wheel insertion opening to receive wheels of an in-line roller skate. At least one transverse roller is positioned across the channel near the remote edge of the sidewalls.

Abstract: A skateboard includes a board body having a first section and a second section, at least a first wheel set connected to the first section, and at least two second wheel sets connected to the second section. The first wheel set includes a first base protruding from the first section. Each second wheel set includes a second base protruding from the second section and defines a reference line passing through a center of the second base. Both of the bases slope at an angle of 5 to 35 degrees respectively. An angle of not more than 60 degrees is formed between the reference line and a baseline passing axially through a center of the board body. The skateboard moves forward when the wheel sets are triggered by twisting a body of a user and a moving direction is changeable by shifting a center of gravity of the user.

Abstract: The personal bowling equipment is an apparatus that allows a child/user to have a personal sports equipment for bowling. The apparatus includes a rectangular flexible mat or a fabric that has two handles or grips at one of the shorter sides of the mat. Accordingly, a ball placed on the mat will spin and roll away from a user, when the user pulls the handles on the mat, in an upward direction. Preferably, the mat or fabric is washable. Further, the length of the grips and the length of the mat or fabric may be personalized and adjusted according to the size of the user. This personalization or length adjustment will enable the user to attain a preferred proficiency in bowling the ball with the personalized bowling equipment. Thus, the bowling equipment aims to provide the experience of bowling for users, especially younger children in the form of a simple equipment.

Abstract: A lottery ticket pack verification system and method for simultaneously scanning a plurality of picked lottery ticket packs and for determining if the scanned lottery ticket packs are the correct lottery ticket packs based on a lottery ticket pack pick list.