Abstract: A system includes a cylindrical phantom and a conical structure disposed in the phantom. The conical structure is shaped as a frustum and emits Cherenkov radiation when exposed to ionizing radiation. The system can be used for calibration of an MR-Linac system by exposing the system to ionizing radiation. The Cherenkov radiation can be imaged during exposure to ionizing radiation.

Abstract: The invention comprises a method and apparatus for tuning a charged particle beam path of a charged particle beam system used to treat a tumor of a patient, comprising the steps of: positioning a two-dimensional charged particle detector in a beam line downstream from a magnet pair; operating windings of the magnet pair at a first power level to generate a first magnetic field; measuring a beam position with the first two-dimensional charged particle detector; adjusting a correction magnetic field by driving voltage of a correction coil at a second power level, the second power level less than five percent of the first power level, where the first magnetic field and the correction magnetic field combine to yield an operational magnetic field; and the steps of measuring and adjusting the correction magnetic field changing the operational magnetic field to adjust a measured beam position toward a target beam position.

Abstract: A neutron capture therapy system is provided, including a neutron generating device and a beam shaping assembly. The neutron capture therapy system further includes a concrete wall forming a space for accommodating the neutron generating device and the beam shaping assembly and shielding radiations generated by the neutron generating device and the beam shaping assembly. A support module is disposed in the concrete wall, the support module is capable of supporting the beam shaping assembly and is used to adjust the position of the beam shaping assembly, and the support module includes concrete and a reinforcing portion at least partially disposed in the concrete. The neutron capture therapy system designs a locally adjustable support for the beam shaping assembly, so that the beam shaping assembly can meet the precision requirement, improve the beam quality, and meet an assembly tolerance of the target.

Abstract: The present invention discloses a portable emergency escape device comprising a casing, a drum rotatably installed inside the casing and around which a wire is wound, a reduction gear connected to the drum, a DC motor having a rotation shaft connected to the reduction gear, a safety belt worn by a user, a braking resistor for determining a descent speed, and a constant speed control unit connected to the braking resistor. The braking resistor is connected between both ends of a power input terminal of the DC motor, and the braking resistor can control a resistance value. And, the constant speed control unit changes the resistance value of the braking resistor in response to the user's weight to maintain the descent speed constant regardless of the user's weight.

Abstract: A device for storing a rope for a descender includes the rope, a rope drum, and a dimensionally stable rope bag, wherein the rope has a diameter of less than or equal to 8 mm and is at least partially wound on the rope drum in such a way that a first end of the rope can be unwound from the rope drum, and wherein the rope drum is disposed in the rope bag in such a way that the first end of the rope can be led out of an opening) of the rope bag. Furthermore, an assembly includes a descender and the above-mentioned device, wherein the descender includes a centrifugal brake configured such that a rope passing through the descender can be slowed down in its motion, and wherein the rope of the device is passed through the descender.

Abstract: A method and system for closed-circuit combined unit respiration, is disclosed. More specifically, an enriched air, multi-use closed-circuit self-contained breathing apparatus for on-demand transition between a powered air purifying respirator (PAPR) mode and a closed-circuit rebreather mode, is disclosed. The system may comprise a carbon dioxide scrubbing canister configured to receive an exhaled gas and scrub carbon dioxide from the exhaled gas when in a closed-circuit mode. A breathing bag may receive the scrubbed gas when in the closed-circuit mode. The scrubbed gas may be infused with oxygen, resulting in an enriched gas when in the closed-circuit mode. A cooler comprising a plurality of heatsink fins may cool the enriched gas and a breathing hose may transmit the enriched gas for inhalation when in the closed-circuit mode. The system may further comprise a PAPR to intake and filter external air for inhalation when in the PAPR mode.

Abstract: A tool, such as a respirator, including a body, an opening defined by the body, a door coupled to the body, and a filter positioned between the body and the filter. The door actuates between open and closed positions. The filter can be removed and replaced when the door is in the open position.

Abstract: An aircraft emergency oxygen supply system comprises a passenger oxygen mask for supplying oxygen to a passenger wearing the passenger oxygen mask; an oxygen source for supplying oxygen to the passenger oxygen mask; a breath sensor for detecting breaths of the passenger wearing the passenger oxygen mask; and a controller for controlling the supply of oxygen from the oxygen source to the passenger oxygen mask. The controller is configured for operating in a normal breathing mode, which includes supplying a normal breathing amount of oxygen (VN) from the oxygen source to the passenger oxygen mask at every breath of the passenger wearing the passenger oxygen mask; deriving a breathing frequency indicator from a plurality of successive breaths of the passenger; and switching into a fast or into a low breathing mode if the breathing frequency indicator indicates a breathing frequency above or below predefined frequency thresholds.

Abstract: The adhering face mask is a device that allows the user to breathe filtered air without discomfort. It adheres to user's face with an adhesive gasket and creates a seal. The adhesive face mask creates an air pocket for the user preventing the mask from rubbing against the user's face. The filter housing gasket maintains a sealed air pocket when the filter housing assembly is attached. It comprises a filter housing assembly that uses a set of magnets embedded in it's body to attach to a matching set of magnets embedded in the adhering face mask body. It comprises a filter cartridge that adheres to the filter housing assembly and filters different kinds of air quality.

Abstract: A head wearable air purifier including a filter assembly, a motor-driven impeller for creating an airflow through the filter assembly to obtain a filtered airflow downstream of the filter assembly, and an ear assembly arranged to be worn over an ear of a user, the ear assembly including at least one light source for emitting light in a violet portion of the visual spectrum. The air purifier also includes a nozzle attached to the ear assembly, the nozzle including a nozzle inlet arranged to receive the filtered airflow downstream of the filter assembly, and a nozzle outlet for emitting the received filtered airflow from the head wearable air purifier. The at least one light source is arranged to illuminate at least part of the nozzle for the decontamination thereof.

Abstract: The present invention relates to a protective mask (1) comprising: a mask body (10) which is designed to be worn by a person so as to cover the mouth and the nose of said person, the mask body having a first layer comprising an electrically conductive conductor fabric (20); a current coupling structure (30) through which an electric current is supplied; and the protective mask being configured to generate a current flow through the conductor fabric by means of the electric current.

Abstract: A storage case is provided for a portable device, the storage case including at least one docking bay and at least one light source. The docking bay is shaped for holding at least a part of the portable device in a predetermined position. The light source is configured for emitting light in a violet portion of the visual spectrum, and arranged in such a way as to illuminate a specific portion of the portable device when the at least one part of the portable device is held in the predetermined position.

Abstract: A fluid storing and jettisoning systems with which host aircraft for fighting fires are to be equipped and which makes it possible to limit the dispersion of water in the air. The aircraft fluid storing and jettisoning system comprises a fluid reservoir and at least one tube comprising a closed tank having at least one opening intended to be connected in leak-tight fashion respectively to said one or more tubes for the entry of fluid and at least one opening oriented so as to make it possible to jettison the fluid in a determined direction that is different from the longitudinal direction of flow of the fluid in the one or more tubes. Also an aircraft equipped with such a system.

Abstract: A control device of a fluid storing and jettisoning system with which a host aircraft is equipped, comprising a fluid reservoir and at least one tube, is connected to valves for allowing or preventing the jettisoning of water and controls the flow rate of fluid jettisoned and the jettisoning duration depending on at least one parametrized criterion.

Abstract: An adjustable drop includes an inner casing, the inner casing comprising: a distal end; a proximal end opposite the distal end, the proximal end comprising a shouldered segment; and a threaded segment between the distal end and the proximal end, the threaded segment starting at the shouldered segment and extending along the inner casing towards the distal end, the shouldered segment defining an outer radius that is greater than an outer radius of the threaded segment; and an outer casing surrounding the inner casing, the inner casing and the outer casing including corresponding threading to permit rotation between the inner casing and the outer casing to adjust an axial height, along a lengthwise axis of the adjustable drop, of the inner casing.

Abstract: A fire sprinkler assembly includes a flexible conduit; an integral hub and bracket assembly comprising: a bracket hub coupled to a bracket bar; and an adjustable drop integrally formed with the bracket hub, the adjustable drop defining a lengthwise axis oriented transverse to the bracket bar, the flexible conduit coupled to the adjustable drop; and a sprinkler head extending from the adjustable drop; wherein the adjustable drop comprises an inner casing and an outer casing surrounding the inner casing, and wherein the flexible conduit is directly coupled to the inner casing.

Abstract: A fire-fighting system includes a pump, a nozzle for directing fluid flow from the pump, a nozzle component including a first transceiver and an indicator, a fluid line connecting the pump to the nozzle, and a discharge valve control assembly. The discharge valve control assembly includes a discharge valve controlling fluid flow between the pump and the nozzle, a pressure sensor coupled to the fluid line between the pump and the discharge valve, and a second transceiver providing communication between the nozzle component and the discharge valve control assembly. The discharge valve control assembly is configured to receive a request to charge a hose section of the fluid line and determine whether to open the discharge valve in response to receiving the request based on a fluid pressure detected by the pressure sensor.

Abstract: A PFAS detoxification system 1 includes a concentrator 11 configured to concentrate a waste liquid containing PFAS, discharged from a semiconductor manufacturing apparatus 100; a sulfuric acid processing tub 12 configured to decompose and evaporate a concentrated liquid concentrated by the concentrator 11 with a liquid containing concentrated sulfuric acid; and a cooling apparatus 13 configured to liquefy and collect a gas evaporated by the sulfuric acid processing tub 12.

Abstract: A suspension training based functional fitness element (11, 31) comprising: an essentially planar element (22) having an upper edge, a lower edge and two side edges, said planar element (22) being designed to form a pivotable connection to a support element (32) along said upper edge of the planar element (22), a first elongated element (23, 32, 52) connected to said planar element (22) at a first connection point at said lower edge of the planar element (22), a second elongated element (23, 32, 52) connected to said planar element (22) at a second connection point at said lower edge of the planar element (22), and a first and second handle (24), said first and second handle (24) being connected to said first and second elongated elements (23) respectively, whereby that said first and second connection points are arranged such that there is a horizontal offset between the first and second connection points and such that there is a vertical offset between the first connection point and the pivotable connection

Abstract: An arm-training device, and methods of making and using such an arm-training device, whereby the arm-training device includes a flexible elongate member having an elastic length disposed between opposing first and second ends; a first loop formed proximate the first end; a second loop formed proximate the second end; a first slide coupled to the first loop, the first slide movable along the length of the elongate member; and a second slide coupled to the second loop, the second slide movable along the length of the elongate member.

Abstract: The present invention relates to improvements made to a resistance band fitness equipment. In particular to the multifunctional use of handles with this equipment. Most fabric resistance bands are connected in a full circle from one end of itself to the other, which limits the applicable function of this fitness equipment. Using latex resistance bands and tubes most often lead to elongation, loss of elasticity and breaking of equipment. Both styles of equipment consist of using carabiner clips, detachable plastic handles, detachable ankle straps, door stoppers etc. You have to take time to exchange parts, adding and subtracting multiple bands to adjust resistance and ultimately take dedicated time away from your workout. It is therefore beneficial to have one multi-functional piece of fitness equipment that is improved to minimize extra parts while saving time and maximizing durability, resistance levels, and comfort.

Abstract: A training device including a hub, at least one elastic cord, and at least two arms. The hub including an upper side, a lower side, and a plurality of ports. The at least one elastic cord extending from the hub and is accessible via at least one of the plurality of ports. The at least two arms extending from the hub and are configured to move relative to the hub. The training device is configured to assume (i) a closed state wherein the at least two arms both extend downwardly from the lower side of the hub and (ii) an open state wherein the at least two arms extend laterally outwardly from the hub between the upper side and the lower side of the hub. The at least one elastic cord biases the at least two arms in the open state.

Abstract: A rotation exercising ball structure includes two shells, two pivot seats, two holding members, a weight unit, a first housing, a second housing, and a PCB (printed circuit board). The two shells are combined together to construct a hollow ball. The weight unit includes a mandrel pivotally connected with the hollow ball, two magnets secured to the mandrel, at least one rotation member connected with the mandrel, and a weight connected with the at least one rotation member. The PCB is electrically connected with a Bluetooth transmission device which is electrically connected with a Hall sensor. When the mandrel is rotated, the Hall sensor detects rotation of the magnets and sends information of rotation of the magnets to the PCB, and the PCB processes and transmits the information to the Bluetooth transmission device.

Abstract: An adjustable low pulley according to an embodiment of this invention is an equipment that can be used to perform exercises by pulling a weight with an arm while being seated, which connects a support frame standing in an upright position while being supported on the floor, a seating unit connected to the front of the support frame to provide a space for seating, and the support frame, it is connected to a weight unit composed of multiple block weights and to the above weight unit. It includes an external force transmission unit for transmitting an external force to allow the weight to move up and down by the applied external force while the seated user grips it.

Abstract: A multifunctional fitness facility includes a pedal, a motor compartment and a pulley block which are connected. The motor compartment is provided therein with a motor, a training rope is wound on the motor, and an end of the training rope passes out of the pulley block. A vertical support assembly fixedly connected to the motor compartment is further included. The vertical support assembly is provided with a display screen, the vertical support assembly and the pedal are respectively provided with a pulley mounting structure, and the pulley block is detachably mounted in the bracket assembly or the pulley mounting structure on the pedal. The multifunctional fitness facility is additionally provided with a vertical support assembly, and a pulley block can be mounted onto the vertical support assembly or a pedal according to the requirements of training actions, so as to realize standing training or sitting or lying training.

Abstract: A modular and configurable muscular physical rehabilitation and training system that is a total body fitness system designed to promote strengthening and creation of muscle mass using free weights. Free weights simulate real-life situations and promote whole body stabilization. Free weights allow more variations in the range of motion than using modern machines. The system allows the flexible and configurable use of muscle contractile activities utilizing free weights and proper techniques. This is done in a space-saving, compact, safe, configurable, and practical configuration that can be used with a plurality of participants supported by a single trainer/therapist.

Abstract: An adjustable bench includes a frame and a hinge. A back support is pivotably coupled to the hinge and has a back cushion. A seat support has a first end defining apertures, a second end pivotably coupled to the hinge, and a seat cushion. A leg support is pivotably coupled to the first end at a pivot point defining a rotation axis for the leg support. The leg support is selectively engageable with one of the apertures via a pin. In a first configuration, the pin also engages with the leg support to define a fixed angular position of the leg support relative to the seat support. In a second configuration, the pin is engaged with one of the apertures without capturing the leg support such that the pin defines a rotational stop for the leg support and the leg support is movable at least partially around the rotational axis.

Abstract: An adjustable bench includes a bench frame, a seat support pivotably coupled to the bench frame at a pivot, and an adjustment mechanism. The adjustment mechanism includes an adjustment frame coupled to the seat support and defining a plurality of openings. A seat plate of the mechanism is coupled to a seat cushion. An adjustment pin is coupled to the seat plate and selectively engageable with the plurality of openings. A bearing is coupled to the seat plate and is slidably engaged with a rail coupled to the adjustment frame.

Abstract: A stepper includes a base defining a horizontal plane, a first track structure coupled to the base and configured to translate along a first track, a first force receiving member coupled to the first track structure, a second track structure coupled to the base and configured to translate along a second track, a second force receiving member coupled to the second track structure, and a reciprocating mechanism coupled to the first track structure and the second track structure such that translation of the first force receiving member in a first direction causes the second force receiving member to translate in a second direction opposite the first direction.

Abstract: An exercise device for strengthening muscles is disclosed, having a continuous belt system that allows a user to move the continuous belt using their feet to exercise muscles of the person while the person lies in front of the continuous belt with their back braced on a resting surface. Such an exercise device allows a user to exercise their gluteus and hamstring muscles while strengthening their pelvic stabilizers. The exercise device could also have a weight device that allows a user to rest a weight on their torso during the exercise to increase the difficulty and effectiveness of the exercise.

Abstract: The present invention may provide a respiration adjustment device and a respiration measurement mouthpiece assembly including same, the device comprising: a body part in which an inlet part through which air exhaled by breathing of a user is introduced, an outlet part through which air is discharged and which is coupled to a mouthpiece, and an internal flow path are formed; and a pressure regulator provided in the internal flow path and adjusting the pressure of air through the manipulation of the user. According to the description above, a user can adjust respiratory pressure by himself or herself according to the user's health condition and thus perform a breathing exercise suitable for each individual user. Therefore, the present invention can increase an effect of the breathing exercise.

Abstract: A computing system receives historical match data associated with a plurality of tennis players. The computing system generates player rankings. The player rankings include a player ranking for each tennis player of the plurality of tennis players based on the historical match data. The computing system receives information associated with a tennis tournament. The information includes a subset of tennis players in the tournament and a seeding of each tennis player in the subset of tennis players. The computing system generates initial predictions based on the information associated with the tournament and the player rankings. The computing system identifies a trigger event that causes an update to the initial predictions. Responsive to identifying the trigger event, the computing system generates an updated predictions based on in-match data. The in-match data includes a change to a score in a match of the tournament. The computing system outputs the updated predictions.

Abstract: A pressure-sensing device includes an insert for insertion into a load-bearing article of clothing such as a shoe and a controller that receives analog electrical values representing an amount of load or pressure exerted on various portions of the insert. The controller incorporates an analog-to-digital converter (ADC), a processor, and a signaling unit. The ADC converts the analog electrical values into digital values at a precision associated with the ADC. If the response of the insert and ADC to load is nonlinear, a transformation function is determined that is inversely related to a curve representing that response. Application of the function to the ADC's digital outputs cancels out the nonlinearity.

Abstract: Systems, apparatuses, and methods for improving an athlete's performance are described. A method includes receiving a force velocity profile (FVP) of a user (e.g., an athlete). Based the FVP, the user is assigned to a group of a plurality of groups. A load profile of the user is generated and velocity changes for different load conditions are determined. The load profile is indicative of a decrease in velocity of the user for increased load conditions. Based on the grouping and the load profile of the user, a training program specific to the user is determined. Further, the user may be instructed to perform a physical activity of the one or more physical activities from the training program.

Abstract: A golf ball has a first hemisphere and a second hemisphere and a plurality of dimples arranged in a pattern divided into dimple segments separated by n longitudinal lines. Within each hemisphere, the plurality of dimples consists of shared dimples that are intersected by the longitudinal lines and segment dimples that are each wholly within one of the n number of dimple segments. The arrangement of the shared dimples on each of the longitudinal lines is identical. The n number of dimple segments comprise at least two segments, S1 and S2, in each hemisphere that have a different longitudinal angle from each other. The S1 segment has a first value for a segment parameter and the S2 segment has a second value for the segment parameter. The first value is different than the second value.

Abstract: In a multi-piece solid golf ball having a core, an intermediate layer encasing the core and a cover which encases the intermediate layer and has numerous dimples on an outside surface thereof, the intermediate layer is formed of a resin material comprising an ionomer resin as a base resin and an inorganic granular filler, the cover is formed of a urethane resin material, the core has a diameter of at least 38.0 mm, the core has specific deflection, the sphere obtained by encasing the core with the intermediate layer (intermediate layer-encased sphere) has a surface hardness on the Shore D hardness scale of at least 69, the ball has a surface hardness on the Shore D hardness scale of 62 or less, and the (intermediate layer thickness)/(core diameter) value is from 0.025 to 0.043, the (cover thickness)/(core diameter) value is from 0.014 to 0.027.

Abstract: An extended ball retrieving device and method for retrieving a bocce ball includes a base being a rectangular prism shape. The base has top surface, a bottom surface, and a pair of side surfaces. A shaft protrudes out from the top surface of the base and has a far end and a near end relative to the base thus the far end of the shaft has a handle. A pair of cradles is positioned on a respective one of the pair of the side surfaces of the base. Each of the cradles further includes a pair of screws being drilled into the base. Each of the screws has an end protruding out from the base and a spring is positioned at the end of each of the screws. A trap is enclosed between the spring and the base and defines a space for a ball to be inserted through.

Abstract: A golf ball retriever adapted to be removably affixed to a putter grip is provided. A grip cap secures the golf ball retriever to an internally threaded port in the putter grip, which functions as a point of attachment for counter weights and other accessories. The golf ball retriever includes folding arms that are movable from a stowed position to a deployed position, forming a claw-like pocket for grasping a golf ball. The folding arms can be manually manipulated from the deployed position to the stowed position for conventional use of the putter or when returning the putter to a golf bag.

Abstract: A device for collecting balls (1), for instance tennis balls, golf balls, etc., having at least two tubular elements (2a, 2b), wherein the tubular elements (2a, 2b) can be assembled to form a base body (3), wherein the base body (3) comprises an insertion opening (6) for the balls (1), wherein the tubular elements (2a, 2b) each comprise written and/or pictorial partial information (4a, 4b), and wherein, in the assembled state of the tubular elements (2a, 2b), the partial information (4a, 4b), forms the aggregate information (5).

Abstract: Embodiments relate to a ball cleaning device that may be used to clean, polish, or resurface sports balls or other suitable surfaces. A ball cleaning device comprises a top housing, a bottom housing, and a conditioning pad. The top and bottom housing can each have a pocket. The top housing can be removably mounted on the bottom housing. The pocket of the top housing and the pocket of the bottom housing can align to form a cavity. The conditioning pad can be positioned inside the cavity.

Abstract: A golf club head having a metal portion adhered to a non-metal portion to define a closed internal volume therebetween, and an elongated channel extending across a portion of the sole. The channel may be recessed from adjacent surfaces of the sole, wherein the channel comprises a center portion extending across a center of the sole, a heel portion extending from a heel end of the center portion toward the heel, and a toe portion extending from a toe end of the center portion toward the toe, wherein the width of the center portion of the channel is substantially constant, and wherein the width of the channel increases from the heel end of the center portion to the heel and from the toe end of the center portion to the toe.

Abstract: A wood-type golf club head includes an angled weight assembly with an adjustable weight disposed within a weight channel. The adjustable weight assembly is positioned at an angle relative to a ground plane to reduce and redirect bending of the golf club head at impact. The reduction and redirection of bending decreases and redirects stress applied to the weight channel at impact to reduce resultant oscillations of the weight channel, which in turn reduces support material for the weight assembly and increases discretionary mass.

Abstract: A golf club head with an improved adjustable weighting system for an iron and/or wedge type golf club head is disclosed herein. More specifically, the golf club head in accordance with the presently disclosed technology may provide an improved adjustable weighting system that allows a user to view a position of one or more weights in the golf club head.

Abstract: A golf club head with an improved adjustable weighting system for an iron and/or wedge type golf club head is disclosed herein. More specifically, the golf club head in accordance with the present invention provides an improved weighting system that fits in seamlessly with the traditional shaping of a wedge type golf club head that preserves the aesthetics of the golf club head that golfer have come to expect.

Abstract: A golf club head with an improved adjustable weighting system for an iron and/or wedge type golf club head is disclosed herein. In accordance with the presently disclosed technology, the golf club head may include a body portion. The body portion may include a face, a sole, and a back portion, and a rear cavity formed near the sole. The golf club head may also include a weight assembly. The weight assembly may include a cover and an adjustable weight installable underneath the cover.

Abstract: An adjustable golf club putter head is disclosed herein. The putter head includes a removable top plate that can be swapped with a different top plate with a different material composition and alignment pattern to affect the cosmetics of the putter head and also adjust the putter head's mass properties.

Abstract: A golf club grip that glows in the dark can make a golf club visible in the dark. A golf club is provided comprising a club shaft having an upper end and a lower end, a club head on a lower end of the shaft, and a grip on an upper end of the shaft, wherein the grip material includes phosphorescent pigments having the property of luminescence. A golf club grip is provided comprising a tube shape having an opening on one end, that a shaft of a golf club is inserted into, wherein the grip material includes phosphorescent pigments having the property of luminescence.

Abstract: A composite molded sports paddle comprising a head with a hitting surface; a throat; and a handle, wherein the hitting surface includes a molded textured area.

Abstract: A portable coaster tossing game includes a multiple of object coasters, each of the multiple of object coasters stackable onto each other; and a target coaster composing a face with a center marker, the target coaster stackable onto the multiple of object coasters.

Abstract: A correction and training tool to teach fundamentals of important actions and postures in baseball and softball games. To accomplish this, the device includes a shoulder strap, a wrist strap, and a detachable connecting link that connects the shoulder strap to the wrist strap. The connecting link may be made longer or shorter depending on the training goals. When worn on the glove arm of a user, the device restricts extension of the elbow of that arm while still giving room for slight motions, which makes it a great starter tool for young players who are just learning how to catch a baseball. The device helps improve fundamentals in pitching accuracy, catching, and fielding by not allowing the glove arm to fly open. Thus, the training device not only fundamentally helps reduce errors, but also improves accuracy in all fields.