116results 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 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.

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.

This provides a method for repairing competition balls. [Solution] The present invention relates to a method for repairing a sports ball comprising a core (1) on which a plurality of panels (2) are bonded to the core (1) so as to form an outer covering, the method comprising the steps of bonding the plurality of panels (2) using a hot melt adhesive material, and replacing at least one panel (2), wherein the replacement step includes: - heating the ball to a temperature sufficient to peel off the panel at least at the location of the panel; - removing the panel from the core (1); and - replacing the removed panel by bonding a new panel (2) using a hot melt adhesive material to obtain a repaired ball.

A game ball that is machine-stitched and exhibits aerodynamic properties, grip performance, and ball control accuracy comparable to hand-stitched balls, and a manufacturing method therefor. The game ball comprises: a ball core; and a shell-shaped outer layer, wherein the outer layer has a plurality of outer cover panels (1) and is disposed on the outer side of the ball core, and each of the plurality of outer cover panels (1) comprises: a rolled portion (15), the rolled portion (15) being formed thinner than the central portion of the outer cover panel (1) and extending from an outer end face towards the central portion along a peripheral edge of the outer cover panel (1); and a formed bevel (20), the formed bevel (20) being formed by creating a recess at the end of the rolled portion (15) close to the central portion of the outer cover panel (1) along the circumference of the outer cover panel (1), and the rolled portions (15) of adjacent outer cover panels (1) being stitched together by means of a sewing machine thread (7).

An inflatable ball with integrated electronics and a method of manufacture. The inflatable ball comprises a bladder (10) defining an inflatable interior of the ball and an electronics casing (20) attached to, or integrally formed with, the bladder. The electronics casing defines a compartment (80) adjacent an inner surface of the inflatable interior of the ball and sealed within the inflatable interior of the ball. The inflatable ball further comprises at least one electronic component (30), wherein the electronic component is located within the compartment of the electronics casing; and wherein the compartment is in fluid communication with the inflatable interior (100) of the ball such that the compartment is at the same pressure as the inflatable interior of the ball.

Systems and methods for tracking a sports object are provided. A sports object includes a core assembly arranged within a shell and having multiple components to receive and transmit signals corresponding to movement of the sports object, as well as to support operational tracking of the sports object. The core assembly includes a multi-layer printed circuit board (PCB) comprised of a plurality of sections. The PCB is configured to at least partially envelope the energy storage device at a geometric center of the assembly. The PCB is connected to one or more antennas (e.g., via one or more contacts), which may be arranged on one or more sections of the PCB, arranged on a surface of the shell, and / or in a volume within the shell.

The light-emitting device comprises a light-emitting device body, the light-emitting device body comprises a base and a light-emitting assembly detachably connected to the interior of the base, the base comprises a conical circular truncated cone, a light-transmitting cover and an annular clamping groove formed in the upper portion of the conical circular truncated cone, and the light-transmitting cover is arranged in the annular clamping groove. According to the utility model, the base is arranged, the conical circular truncated cone and the annular clamping groove are arranged on the base, the diameter of the conical circular truncated cone is larger than that of the hole in the Pick ball body, and the height of the groove body of the annular clamping groove is equal to or smaller than the thickness of the Pick ball body; the conical circular truncated cone on the light-emitting device body can penetrate through any hole in the Pick ball body to be quickly clamped and fixed to the Pick ball body, so that the Pick ball without the light-emitting function has the light-emitting effect, and the use scene of a common Pick ball is effectively increased.

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.

INFLATOR The invention relates to an inflator comprising a tubular housing (10), an adapter (20), a cover (30), and an inflation mechanism (40). The tubular housing (10) is made of plastic and has a first end and a second end opposite each other. The adapter (20) is made of metal and is located on the first end of the tubular housing (10). The cover (30) is made of plastic and welded to the first end of the tubular housing (10) to limit the position of the adapter (20). The inflation mechanism (40) is located in the internal space (11) and is designed to pump air. The cover (30) and the tubular housing (10), welded together, are made of the same material, which prevents air leakage due to rupture and stabilizes the quality of the inflator. Figure to be published with the abstract: Fig. 3