Abstract: An explosion isolation device is disclosed. The explosion isolation device may comprise a conduit having a flap configured to rotate between an open position and a closed position within the conduit, and a holding mechanism configured to hold the flap in the open position. The holding mechanism may be configured to release the flap in the event of an explosion and the flap may be configured to rotate into the closed position after it is released. The device may include a sensor and an actuator configured to actuate the holding mechanism when an explosion is sensed. The conduit may be vertical.

Abstract: An integrated, portable, battery-powered, variable-pressure electric liquid pump and power emergency station a chassis; an electrically powered, variable-pressure liquid pump carried by the chassis; one or more rechargeable batteries powering the variable-pressure liquid pump to transfer liquid at variable pressures; one or more AC outlets carried by the chassis and powered by the one or more rechargeable batteries to provide emergency back-up power during power outage; wherein the emergency station includes at least one hardware processor; and one or more software modules that, when executed by the at least one hardware processor, initiates at least one of wireless signaling and wire-based signaling to user-determined outboard equipment to activate user pre-selected functions.

Abstract: A method for responding to a fire-critical battery state in a motor vehicle having at least one battery, and a motor vehicle designed to carry out such a method. A battery temperature of the at least one battery of the motor vehicle is continuously detected by at least one temperature sensor. The method includes the following steps: Continuous detection of a temperature change in the battery based on the continuously detected battery temperature; verifying whether the detected temperature change exceeds a specified threshold defining a fire-critical battery state; and activating at least one vehicle function in order to perform a protective and/or warning measure by a control unit, if the fire-critical battery state is reached.

Abstract: Systems and methods for extinguishing a fire on an exterior surface of a building are disclosed. A fire detection system identifies the presence of a fire and in response a valve is actuated to direct water through a fluid channel out of an orifice and onto an exterior surface of the building. The water is delivered such that it flows down the exterior surface without ejecting away from the building.

Abstract: A pump panel training device is provided and includes a plurality of simulated gages operable to imitate gages upon a fire truck pump panel, a plurality of simulated controls operable to imitate controls upon the fire truck pump panel, and a simulated water hose operable to imitate one of water temperature changes, water temperature pressure, and water hose vibration for the fire truck pump panel.

Abstract: A jumper apparatus may include a ring, a set of poles along the ring and a pneumatic tube. Each pole of the set of poles may have a first axial end portion inwardly extending towards a centerline of the ring, a second axial end portion outwardly extending away from the centerline of the ring and a vertical portion connecting the first axial end portion and the second axial end portion. The ring is vertically located between the first axial end portion and the second axial end portion of each pole. The pneumatic tube may extend about the set of poles over the second axial end portion of each pole.

Abstract: A training tool is formed in an integrated loop-like shape, which presents a substantially-wide rectangular frame as a whole in plan view by a pair of first grip parts that are substantially parallel to and opposed to each other and a pair of second grip parts that are substantially parallel to and opposed to each other with a distance narrower than the distance between the first grip parts. The first grip parts are formed in a straight or gently curved shape, while the second grip parts are bent in an arc in front view and are narrowed toward the inner side of the rectangular frame in plan view so that the middle portions thereof approach each other. Furthermore, the training tool is formed with a mixed resin material containing 50-80% of elastomer and 50-20% of polypropylene.

Abstract: A treadmill includes a treadmill frame having a front end and a rear end opposite the front end; a front running belt pulley coupled to the treadmill frame at or near the front end; a rear running belt pulley coupled to the treadmill frame at or near the rear end; a running belt disposed about the front and rear running belt pulleys, the running belt adapted for rotation about the front and rear running belt pulleys and defining a non-planar running surface; and a brake coupled to the running belt and adapted to selectively restrict the speed of rotation of the running belt depending upon an established limit for the speed of the running belt.

Abstract: A quick release mini band system for exercise. The system includes an elongated elastomeric band having a first end and a second end. A connector system includes a first connector structure attached to the first end of the band and a second connector structure connected to the second end of the band. The first and second connector structures are configured to releasably attach to each other in a closed state in which the band and connector system provide a closed mini band configuration having a circumferential dimension selected to encircle one or more body parts to provide a desired resistance level for resisting movement of the one or more body parts in an exercise application, and wherein the first and second connector structures are configured for detachment from one another to facilitate removal of the band from the one or more body parts. A method of use is disclosed.

Abstract: A wearable anchor having a support base, a locking mechanism, and a securing strap and which can be used to mechanically fix a therapy device a desired position relative to a user while performing desired therapy motions. The support base defines an arcuate body suitable to be placed against the thigh of the user, with the securing strap operating to hold it against the user's thigh. The locking mechanism employs a pair of slots positioned above the support base. In this regard, the locking mechanism provides a securing structure to which the cords can be fastened to, thereby allowing the therapy device to be fixed in place without requiring that the user manually hold the therapy device in place. As such, the user can more easily perform therapy motions which require the that the therapy device be held in place, such as static progressive stretch therapy motions.

Abstract: This disclosure provides an exercise device comprising a weighted head and a handle. In some embodiments, the exercise device may be essentially as shown in FIGS. 1-4.

Abstract: A bodybuilding and rehabilitation equipment is formed by aflexible rope (1) that is at one end provided with the loading head (2).

Abstract: A boxing fitness device has a wearable portion configured to be worn on the torso and having a support panel, a resistance band apparatus having an anchor panel and resistance bands connected to the anchor panel, and a pair of handles connected to the resistance bands and configured to be held by a user such that the resistance bands provide resistance to a boxing motion. The handles may be connected to gloves or to a handle that has holders for controllers for a virtual reality system. The various components are interchangeable and adaptable to customize at least the weight, positioning, and resistance provided by the device.

Abstract: An adjustable resistance apparatus including a universal mounting bracket assembly, the universal mounting bracket assembly secures the adjustable resistance apparatus to a treadmill, an electric winch, an upper cross-member, wherein the upper cross-member provides structural support to the adjustable resistance apparatus, a lower cross-member, wherein the lower cross-member holds the electric winch, an elastomeric band, wherein the elastomeric band is secured on one end to the electric winch and on an opposite end to a waist attachment point; and a control box, wherein the control box further includes a frame, a microcontroller and receiver/transmitter couple utilizing a personal area network (WPAN) or even a wireless personal area network (WPAN) such as a IrDA, Wireless USB, Bluetooth® and ZigBee® receiver and transmitter, a 12-volt power supply; and a winch relay.

Abstract: A portable lower limb therapy device having a support base and a pulley system. The support base includes an exterior surface suitable to slide on smooth surfaces and an interior surface suitable to receive and conform to a foot of a user. The pulley system defines a closed force transfer system that is integrated with the support base. The pulley system employs a pair of cord members which run along the right and left sides of the support member, a cross member positioned above the support member and connected at each end to one of the cord members, and two adjustable handle mechanisms. The pulley system is configured to transfer force applied behind and above the foot of a user that is in the support base to the support base.

Abstract: A fitness machine enabling several lunge and squat-style exercises comprises a frame that provides the basic structure of the machine. The frame includes a set of horizontal beams and a set of vertical beams creating a rectangular interior exercise space for a user to stand. A handle is included with each horizontal guide rail that slides forward and backward along the horizontal guide rail. The horizontal guide rail is movably connected between two of the vertical guide rails such that the horizontal guide rail freely slides up and down the vertical guide rails, ensuring that the horizontal guide rail maintains a parallel relationship with the floor throughout the entire range of motion during use. The handles and the horizontal guide rails significantly improve the user's balance during the exercise, eliminating unnecessary stress on the knees, hips, and lower back.

Abstract: A therapeutic and exercise device includes a frame; a hand crank coupled to the frame which is rotatably movable by a user, the hand crank coupled to a vertically oriented rail such that the hand crank is adjustable in a vertical plane fore and aft relative to a support surface for the therapeutic and exercise device; a foot crank coupled to the frame which is rotatably movable by the user, the foot crank coupled to a horizontally oriented rail such that the foot crank is adjustable in a horizontal plane; and a brake coupled to the frame and to at least one of the hand crank or the foot crank, the brake configured to selectively apply a braking force to said at least one of the hand crank or the foot crank to resist rotational movement of the at least one of the hand crank or the foot crank.

Abstract: An exercise apparatus is disclosed, comprising a first frame, a second frame aligned about parallel to the first frame, and at least three crossbars extending about orthogonally between inward faces of the frames. Each of the first frame and the second frame includes at least three vertices, at least three sides extending between the at least three vertices, at least three attachment struts disposed inward from the at least three vertices, and at least three load posts extending from an outward face of the frames. The at least three sides of each frame are formed of at least three frame struts. The at least three crossbars attach to one of the at least three attachment struts of the first frame and one of the at least three attachment struts of the second frame. The load posts are arranged and disposed to receive and releasably retain a plurality of weights.

Abstract: A multi-function exercise treadmill includes a tread belt driven by an electric motor; an underlying frame including two front uprights, an intermediate upright with the electric motor secured thereto, two side rails with the tread belt rotatably disposed therebetween, two cross rails each interconnecting the front uprights and secured to the intermediate upright, a rack disposed on the intermediate upright and including a plurality of cavities configured to place a plurality of dumbbells therein, and a plurality of pairs of bars disposed on the intermediate upright; a massaging strap driven by the electric motor; and a plurality of rally ropes each having one end secured to the cross rail.

Abstract: A fitness equipment includes a main body, a binding structure and a support base. The main body is supported on the ground and includes a pedal unit. The binding structure is disposed on the main body. The support base is detachably pivoted to the binding structure and is rotatable correspondingly to the main body, wherein the support base includes a seat, a handlebar and a connecting structure. The handlebar is disposed on the seat. The connecting structure is disposed on the seat and detachably pivoted to the binding structure.

Abstract: A portable exercise device includes a first body and a second body. The exercise device also includes a support structure pivotably connecting the first and second bodies. The support structure is configured to move between an engaged position and a disengaged position. The device also includes a resistance mechanism configured to resist movement of the first and second bodies toward one another when the support structure is in the engaged position. When the support structure is in the engaged position, the first body is positioned substantially parallel to the second body such that in a first open, in-use configuration of the device, the first body has a first neutral position relative to a pivot axis and in a second open, in-use configuration of the device, the second body has a second neutral position relative to the pivot axis.

Abstract: A glute press exercise machine including: a four-bar linkage connected to a stationary frame; a rotatable back support connected to the four-bar linkage; a seat connected to the four-bar linkage; and a foot support connected to the stationary frame. A lower portion of the back support extends below the user's hips to support the users hips during a glute press exercise. This lower portion supports at least 10% of the user's weight. In operation, the seat rotates downwardly away from the user's hips during a glute press exercise and then rotates upwardly again to contact the user's bottom between every repetition of the glute press exercise. The four-bar linkage is pivotally connected to the stationary frame at a location near ground level. The foot support is positioned below 25 cm from the ground and extends forwardly beyond the front of the stationary frame.

Abstract: A portable exercise device includes a pedal pivotably connected to a pair of supports. The pedal has a neutral position relative to a pivot axis. The pedal is configured to rotate about the pivot axis in a first direction toward one support and in a second direction, opposite the first direction, toward the other support. The exercise device also includes a resistance mechanism configured to exert a force on the pedal about the pivot axis in a direction opposite to the respective direction of rotation of the pedal about the pivot axis. The device is movable between an open, in-use configuration, where the pedal is disposed in the neutral position to receive a foot of a user and the pair of supports together form a triangular base, and a closed configuration, where the pair of supports are flush against the pedal.

Abstract: A portable lower limb therapy device having a support base and a pulley system. The support base includes a platform member fixably mounted on top of a slider and a heel panel positioned behind the platform member. The heel panel, which sits orthogonally relative to the platform member, is attached to the slider so as to extend from the rear end of the slider. The pulley system defines a closed force transfer system that is integrated with the support base. The pulley system employs a cord member, a support member, a cross member, and two handles and is configured to transfer force applied behind the heel panel to the platform member as well as force applied above a user's foot that is positioned on top of the platform member to the platform member.

Abstract: A golf ball including a core; an inner cover layer formed from a first thermoplastic composition and having a thickness of about 0.005 inches to 0.40 inches and a surface hardness of about 60 Shore D or greater; and an outer cover layer formed from a thermoplastic polyurethane material and having a thickness of about 0.01 inches to 0.075 inches and a surface hardness of about 60 Shore D or less. The thermoplastic composition has a first melt flow index at 280° C. under a 10-kg load of less than about 35 g/10 min and a second melt flow index at 265° C. under a 5-kg load of less than about 10 g/10 min.

Abstract: To provide a golf ball that can prevent a decrease in carry distance of a driver shot when it rains and also, can exert excellent spinning performance upon an approach shot. The golf ball of the present invention includes a core, a cover that is provided on an outer side of the core and is provided with dimples, and an outermost layer that is formed on an outer side of the cover and made of a material having a contact angle of 90° or more. The golf ball has a dynamic friction coefficient of 0.52 or more. The material constituting the outermost layer comprises a urethane coating that contains a water repellent additive, and the water repellent additive includes a fluorinated surfactant, silicone-modified acrylate or hydrophobic silica.

Abstract: A multi-piece solid golf ball having a two-layer core with an inner core layer and an outer core layer and having a cover of at least two layers including an intermediate layer and an outer layer with numerous dimples on the surface is characterized in that the hardest cover layer has a specific material hardness and the ball has a specific value obtained by subtracting the surface hardness of the overall core from the surface hardness of the hardest cover layer, a specific deflection, and a specific value obtained by subtracting the initial velocity of the inner core layer from the initial velocity of the sphere consisting of the inner core layer encased by the outer core layer. This golf ball enables relatively low head speed golfers to achieve a good distance on full shots with drivers and iron clubs and also provides a soft, comfortable feel at impact.

Abstract: A golf ball comprising: (a) a core; (b) an inner mantle layer; (c) an intermediate mantle layer; (d) an outer mantle layer; and (e) at least one cover layer; wherein the core has a PGA compression of less than 70, and the core/inner mantle layer/intermediate mantle layer combined construct has a PGA compression of at least 30.

Abstract: A sports ball, such as a lacrosse ball, comprising, an outer shell layer defining an enclosure having an interior volume for housing a filler material, the outer shell layer comprising a plurality of sections (pads or panels) connected along a plurality of seams, the sections having an outer surface comprising one or more layers of a substantially smooth non-woven synthetic leather, such as a synthetic suede, microfiber, or micro-velour, with an optional surface coating, which produce a frictional resistance (coefficient of friction) which decreases ball slippage against a surface or when released from the strings of a lacrosse stick.

Abstract: The present invention relates to two integrated billiard balls for training, which include an image ball and an object ball assembled together by a connecting means and integrated through spherical contact therebetween so that, at the time of billiard training, a trainee can figure out a situation in which the trainee can hit the object ball coupled to the image ball of the training billiard balls, with a predetermined thickness, just by accurately hitting a cue ball while aiming the center of the image ball. Therefore, the present invention enables a trainee to easily practice thickness adjustment of an object ball and thus improve his or her billiard capability.

Abstract: Systems and methods for tracking a sports ball assembly in real time during a sporting event are disclosed. A structure of the sports ball assembly is also disclosed. The sports ball assembly comprises at least one electronic circuit embedded or attached to a sports ball. The sports ball assembly is in network communication with a server processor via at least two receivers within a sports arena. The sports ball assembly generates and transmits UWB data packets comprising movement-related data for the sports ball assembly in real time at a predetermined rate. The at least two receivers receive the UWB data packets and transmit to the server processor with time stamps. The server processor is operable to determine a movement of the sports ball assembly based on the UWB data packets and the time stamps received from the at least two receivers.

Abstract: A rubber, plastic, or silicone bracelet that an adult or child can wear on their wrist. The bracelet has a concave top designed with four contact points that grip a ball about its circumference, and allow the user to place and remove any plastic, foam, or rubber ball. The concave surface of the bracelet also allows a ball with a smooth surface and a slightly larger radius of curvature to be fit easily in the cavity and held in place through a light force of suction, thereby allowing for easy placement and removal by the user.

Abstract: An autonomous robot that collects tennis balls on a tennis court surface and transfers them into a tennis ball shooter.

Abstract: Embodiments of golf club heads with optimized characteristics including optimizing the head center of gravity height and depth in relation to the head volume and mass, are presented herein. Other examples and related methods are also disclosed herein.

Abstract: A golf club head includes a striking face, a crown and a sole. The crown and/or the sole includes an FRP member formed by a fiber reinforced plastic that contains a fiber and a matrix resin. The FRP member has an average flexural modulus of greater than or equal to 25 GPa. The fiber may contain a carbon fiber. The carbon fiber may have a tensile elastic modulus of greater than or equal to 300 GPa. The fiber may contain a metallic fiber. The FRP member may have a resin content of less than or equal to 40% by weight. The matrix resin may have a glass transition temperature of higher than or equal to 150° C.

Abstract: A golf club includes a shaft, a grip, and a club head. The shaft is coupled to the grip and to the club head. The club head includes a substantially rigid shell, a club face, and a contact area. The substantially rigid shell includes a conventional shape that has a toe area, a heel area, a sole area, a top area, and a back area. The club face is mechanically coupled to the substantially rigid shell to provide a face of the club head. The contact area is within the substantially rigid shell and positioned proximal to the club face. The contact area includes a plurality of force-focusing layers that functions to concentrate impact forces of the club head towards an area on the club face that makes contact with a golf ball during contact with the golf ball.

Abstract: A golf club head includes a striking face, a crown and a sole. The crown and/or the sole includes an FRP member formed by a fiber reinforced plastic that contains a fiber and a matrix resin. The head has one or more characteristic mode shapes each having a natural frequency of 3000 Hz or greater and 5000 Hz or less. Of the one or more characteristic mode shapes, one characteristic mode shape that has a largest amplitude of a center of figure of the FRP member is defined as a specific characteristic mode shape, the specific characteristic mode shape has a frequency that is defined as a specific modal frequency, and the specific modal frequency has a modal damping ratio that is defined as a specific modal damping ratio. The specific modal damping ratio of the head is less than or equal to 0.6%.

Abstract: A golf club head and a method for manufacturing the same are provided. The golf club head includes a club head body and a striking face unit. The club head body includes a main body and a coupling portion extending from the main body, defining an opening, and having an end that is concaved toward the main body to form an engaging recess. The striking face unit has a connecting portion and covers the opening. The connecting portion is inserted into the engaging recess of the coupling portion and is connected to the club head body. The club head body is made of a first metal material and the connecting portion is made of a second metal material having a melting point higher than that of the first metal material.

Abstract: A golf club head comprises a sole portion defined as being surrounded by a sole contour line which is the outer peripheral border of the head in the bottom view of the head. The sole portion is provided with a weight member and a retaining portion retaining the weight member. The weight member comprises a lower surface facing toward a bottom surface side of the head, and a first side surface extending upward from a first side portion of the lower surface. The lower surface is exposed to the outside in a bottom surface of the head. The first side surface is exposed to the outside on the side of the sole contour line.

Abstract: An apparatus for a ball bat and a ball bat comprising at least one disc member that defines an outer diameter corresponding to an inner diameter defined by the ball bat to create a fit within close proximity between the at least one disc member and the ball bat. The at least one disc member can be located within the barrel portion of the ball bat. The at least one disc member can include at least one solid disc member that is located within a sweet spot of the ball bat. In some embodiments, the apparatus for a ball bat and the ball bat can further include an at least one insulation foam member. The at least one insulation foam member can separate the at least one disc member. The at least one insulation foam member can define a hollow center portion.

Abstract: A composite ball bat comprising a handle, a tapered portion extending from an attachment end of the handle, and a barrel portion extending from the tapered portion to an end-cap end is provided. The barrel portion includes an inner surface and an outer surface. A foam core insert is preferably located within the barrel portion so that it is friction fit within the inner surface of the bat. The specific strength of the foam core insert may be 40 kNm/kg or more, and the specific modulus of the foam core insert may be at least 1,000 kNm/kg. The foam core insert is preferably less than 0.5 g/cc and preferably has a compressive strength greater than 16,500 kPa.

Abstract: A ball striking device, such as a golf club head, includes a face having a ball striking surface, an inner surface opposite the ball striking surface, and a body connected to the face and extending rearward from the face. The head has a deformation limiting member located behind the face and having an end spaced a distance from the inner surface of the face. The face and the deformation limiting member are adapted such that an impact of the ball on the ball striking surface causes deformation of the face toward the deformation limiting member. When the deformation of the face is sufficient to cause the inner surface of the face to engage the deformation limiting member, the deformation limiting member exerts a force on the face to resist further deformation of the face.

Abstract: The present disclosure provides an adjustment device for use in adjusting walls of athletic equipment that includes a base bracket defining an aperture secured around one end of a rod or resilient member, and a secondary bracket defining a corresponding aperture secured around an opposite end of the rod or resilient member. The base bracket and secondary bracket each include a receiving portion configured to receive and lock walls of the athletic equipment. In one form, a knob or arm is secured to the rod such that the secondary bracket is moved in a direction away from the base bracket. The base bracket and secondary bracket may include at least one protection member and/or the receiving portion of the base bracket and secondary bracket may include a barrier member to protect the walls of the athletic equipment.

Abstract: A fast folding structure of a basketball backstop includes two bilaterally symmetric standpipes, two connecting rods riveted with each other in an X-shape, and two Y-shaped leg assemblies. The connecting rods are movably connected with the standpipes respectively. The leg assemblies are installed respectively on the standpipes, and each leg assembly includes a leg tube and a strut. A top of the strut is riveted to the leg tube, and a bottom of the strut is riveted to the standpipe. The movable connection is realized through a sliding block fitting on the standpipe. A backboard is assembled between the top ends of standpipes. Upon collecting the basketball backstop, the sliding block ascends along the standpipe; whereas the connecting rods, leg assemblies, and standpipes converge together gradually to implement the fast folding of the basketball backstop and the increase or decrease of rings flexibly.

Abstract: A basketball performance monitoring system comprising a local microprocessor in communication with a remote computational system. At least one sensor is coupled to the microprocessor. The at least one sensor is coupled to a basketball goal and is configured to sense at least one of an attempt to score a goal and a successful goal. A first display is coupled to the microprocessor and a second display is coupled to the remote computational system.

Abstract: A training apparatus for use in tackle training, comprises an elongate contact pad having a front surface; and at least two laterally extending elongate members disposed in general longitudinal alignment with the elongate contact pad, wherein the laterally extending elongate members are disposed to the rear of the elongate contact pad, which provides an effective training apparatus for improvements in collisions, tackles and especially the ‘grapple’ tackle in rugby, thereby improving point of contact, height of approach and arm grip strength.

Abstract: A method includes maintaining a plurality of golf-related ability metrics from a plurality of users, each of the plurality of users having a respective scoring average or handicap that is within a predetermined tolerance of a scoring average or handicap of an individual user; determining a statistical distribution of each of the plurality of ability metrics; receiving score data from the individual user corresponding to a plurality of shots performed on a golf course; determining an ability metric from the score data received from the individual user; generating a visual image that illustrates the determined ability metric within the statistical distribution; and displaying the visual image via the electronic user interface.

Abstract: Provided is a personal fitness machine device using VR including: a driving unit collecting front location information of a user and front posture information of the user; a VR unit which collects rear location information, rear posture information, and distance information of the user; an exercise unit including a bottom frame, a footrest unit, a separation prevention unit, a back support frame, and a waist protector, and a control unit which controls the driving unit, the VR unit, and the exercise unit, compares the front posture information of the user and pre-stored posture information, and generates posture correction information.

Abstract: A bowling ball ramp includes a substantially transparent, generally hollow, tubular stand assembly, a substantially transparent, generally hollow, tubular ramp assembly structurally coupled to the stand assembly, and lighting embedded within at least one of the stand assembly and the ramp assembly. A detection sensor is provided for detecting a bowling ball on the ramp assembly. Electronics activate the lighting to illuminate the stand assembly and/or the ramp assembly in response to the detection sensor detecting the bowling ball on the ramp assembly. The electronics may also activate an audio speaker to produce an audible sound in response to the detection sensor detecting the bowling ball on the ramp assembly. The embedded lighting and/or the audible sound enhance the enjoyment of a bowling experience for a child or handicapped individual using the bowling ball ramp.

Abstract: Virtual and augmented reality sports training environments are disclosed. A user interacts with virtual players in a simulated environment of a virtual reality sporting event. In some embodiments, the user's actions and decisions are monitored by the simulated environment. The environment evaluates the user's performance, and provides quantitative scoring based on the user's decisions and timing. Coaches and other users may design customized scenarios or plays to train and test users, and the resultant scores may be reviewed by the coach. In one application, real life pitchers and their pitching data are tracked and replicated in a simulated pitching environment. A team of users may practice against a simulation of a pitcher they are about to compete against, swinging at pitches that they would see in a real game. Such environments may maximize effective practice time for users, and help develop better players with improved decision-making skills.