204results about "Hollow inflatable balls" patented technology

A lightweight play or training device includes an inflatable bladder and a two-piece molded polymer cover formed by first and second closed-cell foam half-shells fused together (e.g., by ultrasonic welding) along a continuous peripheral seam. The bladder, when unconstrained, is significantly larger than the internal volume of the molded cover so that upon inflation it bunches against the inner surface of the cover, thereby absorbing impact energy and slowing aerodynamic flight. Preferred foams have densities of 20 kg m−3 to 60 kg m−3 and Shore A hardness of 30-60. The device may include an integral inflation tube acting as a one-way valve and an optional elastic tether for solo skills practice. Variants include spherical balls and flying discs, as well as alternative seam geometries and joining techniques.

The invention provides a football and training assembly. The football comprises a ball body and an identification area arranged on the surface of the ball body. And the identification area comprises a ball outlet guide line, a ball placing line and a ball hitting point group which are respectively arranged on the surface of the ball body. The ball outlet guide line and the ball placing line are located on different sections. And each section passes through the center of the sphere. The ball hitting point set comprises a plurality of ball hitting datum points distributed at intervals. The section where the distribution path of the ball hitting datum points is located coincides with the section where the ball outlet guide line is located. The horizontal midline section is defined as a section passing through the center of the sphere. When the section where the ball outlet guide line is located and the section where the ball placing line is located are both perpendicular to the ground, the section of the horizontal center line is parallel to the ground, and the ball hitting datum points are distributed downwards from the section of the horizontal center line. According to the football and training assembly provided by the invention, the training efficiency and the training effect of the place kick can be improved.

Provided are a ball sensor system, a ball including a ball sensor system, a method for manufacturing a ball including a ball sensor system, and a method of generating and providing improved game analytics using data obtained from a ball sensor system. The ball sensor system comprises: a printed circuit board (102) comprising a substrate, wherein at least a portion of the substrate comprises a flexible material; and a plurality of components electrically coupled together and comprising: at least one positional sensor (104); at least one positional sensor antenna (106); a microcontroller unit (108); a wireless transceiver (110) comprising an antenna; an inertial measurement unit (112) comprising one or more of an accelerometer, a gyroscope, or a magnetometer; and a battery (114) coupled to an inductive charging integrated circuit and configured to power one or more of the components.

The invention relates to the technical field of TPU, in particular to TPU foaming basketball leather capable of being fully recycled and a preparation method of the TPU foaming basketball leather. The TPU foaming basketball leather capable of being fully recycled comprises a TPU foaming film and a TPU film arranged at the upper end of the TPU foaming film, wherein the TPU film comprises the following components in parts by weight: 60-80 parts of TPU particles, 35-45 parts of a TPU-modified leather fiber composite material, 15-25 parts of hydroxyl-terminated nitrile rubber, 7-12 parts of a reinforcing filler, 5-8 parts of a lubricant and 6-9 parts of an antioxidant. The TPU foaming basketball leather can be fully recycled, has excellent wear resistance, bending resistance, aging resistance, tensile strength, impact resistance and explosion resistance, is convenient to use and wide in application range, and the preparation method of the TPU foaming basketball leather is simple in process, easy to operate and control, stable in quality, low in reject ratio and high in yield, has very high economic effects and is beneficial to industrial large-scale production.

Provided are soccer ball and soccer training assembly. The soccer ball has sphere and marking area arranged on outer surface of sphere. The marking area includes initial-targeting guide line, ball-placing line, and hitting-point set respectively arranged on the outer surface of sphere. The initial-targeting guide line and the ball-placing line lie in diverse sections, each of which is sectional plane passing through the center of sphere. The hitting-point set includes multiple spaced hitting-datum points arranged on route defining section coinciding with the section which the initial-targeting guide line lies in. A defined horizontal midline section is as another sectional plane passing through the center of sphere, which is parallel to the ground when the section which the initial-targeting guide line lies in and the section which the ball-placing line lies in are both perpendicular to the ground. The multiple hitting-datum points are arranged downwards from the horizontal midline section.

A volleyball training system incorporates a training volleyball with ball attachment panels with ball hook-and-loop fastener exposed for detachable attachment of a tether panel by the panel hook-and-loop fastener. The tether panels have an attachment side with the panel hook-and-loop fastener and an exposed side having a tether coupler, such as a tether coupler loop configured to detachably attach with a tether. A single tether may be attached to one of the tether panels and may be attached to a belt, or two tethers, such as suspension tethers may be coupled to two separate tether couples, preferably on opposing sides of the training volleyball to enable the training volleyball to be suspended from supports. The detachable tether couplers enable a person to use the training volleyball for normal play with the tether panels removed. A variety of volleyball hitting types may be practiced with the volleyball training system.

The novel environment-friendly integrated volleyball is composed of an inner container, a nylon wire framework, a middle tire and leather from inside to outside, the inner container is a gas-carrying elastomer located on the innermost layer, and the nylon wire framework is formed by evenly winding nylon wires on the surface of the inner container along the center line of the inflatable inner container through a single wire winding method. The middle tire is formed by dipping gasoline mucilage on the inner container and the nylon wire and then heating or naturally airing the gasoline mucilage, and the leather is located on the outermost layer. The invention further discloses a preparation method of the novel environment-friendly integrated volleyball. According to the preparation process of the integrated volleyball, an adhesive is not used, and the middle tire and the leather are pressed together by heating the mold and applying pressure to the middle tire and the leather, so that the production process flow is simplified, the production efficiency is improved, and the product is good in environmental protection property, excellent in performance and high in durability.

The utility model discloses a double-ball bouncing ball, which comprises a pedal, an elastic rope and a grip are connected above the pedal, two groups of bouncing ball components are fixed below the pedal at intervals, each bouncing ball component comprises a connecting seat, a bearing ring and a hemispherical rubber ball, the connecting seat is fixed on the lower surface of the pedal, the bearing ring is fixed on the connecting seat in a sealing manner, and the rubber ball is fixed on the lower surface of the pedal. The bearing ring is provided with a sealing groove, and the opening end of the rubber ball is inserted into the sealing groove to keep sealing and fixing. The semispherical rubber balls, the bearing ring and the connecting base jointly form the sealed bouncing ball assembly, the bouncing ball assembly is connected with the pedal through the connecting base, so that the situation that a hollow shell protruding upwards is arranged on the pedal is avoided, the arrangement of the multiple rubber balls is achieved, the resilience force of the product is improved, and therefore the use requirements of more people are met.

The utility model discloses a kind of ball sheet of sports ball, the shell of sports ball and sports ball, the edge of the ball sheet is undulating three-dimensional edge, the edge is continuous rectangular undulating three-dimensional edge or is triangular undulating three-dimensional edge, the thickness of the edge is less than the thickness of ball sheet.The utility model changes the edge of ball sheet from two-dimensional plane to undulating three-dimensional edge, can greatly increase the bonding area of ball sheet edge, simultaneously by the interweaving of three-dimensional shape, greatly increase the adhesion between ball sheet, further solve the ball sheet joint of existing adhesive ball due to the small adhesion area Small adhesion, there is the problem of ball sheet peeling and water seepage when moving.The thickness of ball sheet edge is less than ball sheet thickness, after ball sheet gluing, certain depth groove is formed between ball sheet, ensure that ball has good aerodynamic performance under the condition of increased adhesion.

According to the training ball, an installation groove is formed in a ball body, a light-emitting module is detachably contained in the installation groove, when the training ball is used, a user can install the light-emitting module in the installation groove, and due to the fact that a controller, a power source and a light source in the light-emitting module are sequentially connected in series, the light-emitting module can be installed in the installation groove. The controller is arranged on the ball body and provided with the vibration sensor, when a user uses the training ball, the vibration sensor can detect vibration, at the moment, the controller can control the light source to emit light, and due to the fact that the ball body is made of the light-transmitting material, light emitted by the light source can penetrate through the ball body so that the whole ball body can emit light. Therefore, a user can conveniently observe the training ball provided by the utility model at night.

The invention relates to the technical field of sports goods, and provides a ball bladder assembly of a sports ball and the sports ball. The ball bladder assembly of the sports ball comprises a ball bladder body and an electronic bin, the electronic bin is arranged on the inner surface of the ball bladder body, an inflation cavity is formed between the ball bladder body and the electronic bin, and a containing cavity is formed in the electronic bin; the electronic component is at least partially arranged in the accommodating cavity. According to the ball bladder assembly of the sports ball, the electronic bin is arranged on the inner surface of the ball bladder body, the ball bladder does not need to be perforated and damaged, and the air leakage risk is fundamentally solved. The electronic bin provides sufficient space and can contain part of electronic components, so that the manufacturing difficulty of the ball bladder assembly is reduced, the production efficiency and the yield are improved, and meanwhile the service life of the electronic components is effectively prolonged.

The application relates to the technical field of sports goods, and discloses a butyl inner liner PU pasting skin football based on high sealing performance and a preparation process thereof. The butyl inner liner is used to replace a traditional rubber inner liner, the air tightness is improved by more than 60%, the air preservation time is prolonged to more than 30 days without the need of inflation, the modified EVA film is used as a buffer layer, the football has soft touch and excellent resilience, and is not easy to deform after strong impact, the enhanced coating formula is used to improve the tensile strength of the pasting cloth by more than 40%, and the inner liner spherical structure is effectively maintained, the high-viscosity hot melt adhesive bonding layer is used, the peeling strength between the shell and the inner liner is improved by more than 50%, and the delamination is effectively prevented, the butyl rubber sealing rubber strip is arranged at the joint, and the air leakage hidden danger of the joint is completely eliminated, the thickness of each layer of material is accurately controlled, the football weight distribution is ensured to be uniform, and the flight stability is significantly improved, and the preparation process uses hot-pressing compounding to replace solvent bonding, no organic solvent residue is left, and the process is environment-friendly and safe.

A force assessment device includes a support structure having a periphery, a cover positioned around the support structure and configured to define a surface, and a plurality of sensor elements disposed along the periphery of the support structure, each respective sensor element of the plurality of sensor elements being configured to generate an output signal indicative of force applied to the surface at the respective sensor element. The plurality of sensor elements are distributed across the surface such that the output signals from the plurality of sensor elements are collectively indicative of a force profile along the surface, the force profile providing force position data and force magnitude data correlated with the force position data.

An inflatable solar-powered light is provided. The solar-powered light includes a bladder and a solar-powered light assembly disposed entirely within the bladder. The solar-powered light assembly includes a solar panel, a rechargeable battery in electrical communication with the solar panel, and at least one light-emitting diode in electrical communication with the rechargeable battery. The bladder is substantially transparent, flexible, inflatable, and collapsible.

A dynamic basketball game system and method, having a substantially cubical base assembly having proximal and distal ends and includes a basketball hoop assembly designed to be horizontally movable along a linear channel assembly between those proximal and the distal ends. The pole assembly may be rotatable around the center of mass of the basketball hoop assembly, the center of mass further defining a vertical axis of the basketball hoop assembly. Included in the dynamic basketball game system is a pedestal assembly proximate to the cubical base assembly at the proximal end of the cubical base assembly and in communication with at least one controller assembly, a game space disposed substantially above the combined pedestal assembly and cubical base assembly wherein optical and other sensors may determine the movements of users and balls within the games space wherein users may further interact via at least one user interface and screen.

The present disclosure provides a movable ball chair, including an elastic ball and a support frame, wherein the support frame includes a plurality of connecting tubes bent downward and a plurality of supporting tubes bent upward, the supporting tubes and adjacent connecting tubes are connected end to end to form a three-dimensional closed loop in a manner that the included angles between planes of the supporting tubes and the planes of the adjacent connecting tubes are the same, the bottom of each supporting tube is provided with a connecting hole, the central axis L of the connecting hole is inclined from top to bottom toward the direction where the central axis L0 of the elastic ball in the vertical direction is located, the included angle between the central axis L of the connecting hole and the straight line Y is a°, the value range of a is 0.25-5, a sleeve assembly is welded to the interior of the connecting hole, the outside diameter of the sleeve assembly is matched with the inside diameter of the connecting hole, the sleeve assembly is provided with a through hole, the sleeve assembly is connected to a moving piece through the through hole, and the through hole, the sleeve assembly and the connecting hole are arranged coaxially. Free movement of the ball chair is achieved by the movable ball chair described in the present disclosure, and the movable ball chair has the advantages of simple and stable structure.

An apparatus for maintaining and restoring the internal pressure of pressurised sports balls is disclosed. The apparatus comprises a container forming a sealable pressure chamber for one or more balls, a pressurization system for introducing compressed gas into the chamber, and a control unit for regulating the internal pressure. When balls are stored in the chamber at a selected pressure above ambient, they are prevented from going flat, and balls that have lost pressure can be re-inflated by exposure to higher pressure over time. The device automatically pressurizes the chamber to a predetermined level and sustains that pressure for a designated period, after which pressure can be safely released.

The utility model discloses a novel volleyball inner container structure which comprises an inner container, the inner container is integrally formed by a first forming block and a second forming block, and each of the first forming block and the second forming block is provided with an outer welt and two inner welts. A plurality of adjacent first forming blocks are attached to one another through the inner welts, a plurality of adjacent second forming blocks are also attached to one another through the inner welts, and the adjacent first forming blocks and the adjacent second forming blocks are attached to one another through the outer welts. The volleyball inner container is integrally formed through rubber materials at high temperature and high pressure, splicing links are reduced, the problems that in a traditional splicing production process, the splicing positions are prone to abrasion, cracking and the like are solved, the air tightness and durability of the inner container are enhanced, the integrally-formed production process is simple, the production period is short, the production cost is low, and the volleyball inner container is suitable for popularization and application. And the sizes of the produced liners can be kept consistent to the maximum extent, so that the production quality and the production efficiency can be both considered.

The utility model discloses an inflatable toy with an air leakage prevention effect, which relates to the technical field of inflatable toys and comprises an outer ball, an inner lining ball is arranged in the outer ball, an air leakage prevention component is arranged in the outer ball, a supporting component is arranged on the outer side of the inner lining ball, and the air leakage prevention component and the supporting component are matched for use. The air leakage prevention assembly comprises an air nozzle, the air nozzle is fixedly connected to the interior of the outer ball, and the first hook-and-loop fastener and the second hook-and-loop fastener are used in cooperation. According to the inflatable toy with the air leakage prevention effect, the air tap can be prevented from being directly touched for a long time during playing through protection of the first hook-and-loop fastener and the second hook-and-loop fastener, the use safety of the air tap is ensured, meanwhile, the service life is prolonged, and through the arranged air column and the supporting air bag column, after the lining ball is filled with air, the air leakage prevention effect is achieved. The lining ball can be supported in an auxiliary mode through the air columns and the supporting air bag columns, and the strength of the inflatable ball is improved.

To provide a ball, particularly, a soccer ball, having preferable properties including an improved control level at a shoe and also a balanced Magnus effect in the air leading to a controlled degree of swerve that reduces so-called fluttering.SOLUTION: The present invention relates to an inflatable ball, particularly, a soccer ball, having an outer shell comprising panels. The panel includes at least one surface texture. At least a subset of the panel includes indentations in addition to the surface texture. The indentations have a shape different from a shape of the surface texture.SELECTED DRAWING: Figure 1a

The utility model relates to the technical field of balls for sports, in particular to a novel air valve for balls, which comprises a body and a bonding layer, the body is integrally formed by injection molding, a circular sheet is arranged at the upper end of the body, the bonding layer is arranged at the upper end of the circular sheet, an inflation hole is arranged at the upper end of the body, a groove part and a boss part are arranged on the body, and a sealing head is arranged at the lower end of the boss part. The groove part and the boss part are matched with the inner container air channel to be attached and sealed, the sealing head is a flexible rubber solid body, during air inflation, the air inflation ball needle can pierce the sealing head to conduct air inflation, the air inflation ball needle is pulled out after air inflation is completed, the flexible rubber solid body automatically seals the air channel, and the inner container of the ball and the outer skin of the ball can be firmly fixed to an air valve through mucilage glue. The liner and the outer skin are not easy to be degummed after being used for a long time.

The utility model discloses a kind of automatic inflating balls, including hollow sphere, hollow sphere is the elastic sphere of being able to elastically deform, recessed with inflation hole on the ball wall of hollow sphere, inflation hole is through the inside and outside of hollow sphere along the wall thickness direction of hollow sphere;When automatic inflation, under the extrusion of hollow sphere, extrusion of external force is removed, hollow sphere can elastically deform and restore to original sphere shape under the action of its own elastic force, during the recovery of hollow sphere, external gas enters hollow sphere through inflation hole;The average diameter of hollow sphere is ball diameter D;The average wall thickness T of hollow sphere satisfies the following function: T=T 127 × (D / 127) M , the aperture H of inflation hole of hollow sphere satisfies the following function: H=H 127 × (D / 127) 0.5 ;By this, it realizes the automatic inflation of ball, without inflator, experience is strong, and can quickly recover, and good resilience.

A sports ball (10) comprising a cover (12) disposed about a bladder is provided. The cover comprises an outer substrate (24) and defines an outer substrate surface (18) and a feature surface (21). The outer substrate surface defines a plurality of plateau sections (35). The feature surface is radially spaced apart from the outer substrate surface and further defines a plurality of indentations (34) and a plurality of protrusions (23). Each indentation has an indentation terminus (65) disposed on the feature surface and radially spaced apart from the outer substrate surface by an indentation depth. The protrusions are positioned on the plateau sections, and each protrusion has a protrusion terminus disposed on the feature surface and radially spaced apart from the outer substrate surface by a protrusion height. At least one protrusion is positioned less than a predetermined distance of about 1.0 millimeters from at least one of the indentations, thereby acting as a wickerbill on the ball.

To provide a copolymer capable of forming a coated electrical wire excellent in engine oil resistance, a composition, a molded product, and a coated electrical wire. The copolymer of the present invention is a copolymer comprising units based on ethylene, units based on tetrafluoroethylene, and units based on compound A represented by CH=CX(CF2)nY (wherein X and Y are each independently a hydrogen atom or a fluorine atom, and n is an integer of from 2 to 6) or compound B represented by CF2=CF-O-C3F7, wherein the crystal lamella thickness determined by the small angle X-ray scattering method is at most 4.0 nm and the melting point is at least 245°C.