105results about "Stringed rackets" patented technology

A pickleball paddle includes a first padding, two second paddings, an edge strip, and a grip. The first padding is a honeycomb structure made of polypropylene. The second paddings are bonded to two opposite surfaces of the first padding, and the second paddings each have a polypropylene layer and a fiber fabric bonded to the polypropylene layer. The edge strip is connected to the edge of the first padding and the edges of the second paddings, and the edge strip is made of a material including polypropylene. The grip is connected to the edge strip, and the grip is made of a material including polypropylene. Thus, the pickleball paddle of the present invention is easy to recycle and can reduce harm to the environment. Additionally, the present invention further includes a method of recycling the aforesaid pickleball paddle.

A vibration dampener device configured to install to the stings of a racket for dampening a vibration energy of the strings, and which allows for adjustable / tunable dampening may comprise a dampening member configured to capture a first string segment and a second string segment of the racket; and a holder assembly comprising a post including post threading, a tension adjustment nut threadably engaged to the post threading, and at least one plate.

The utility model discloses a badminton racket for swing correction, which belongs to the technical field of sports auxiliary appliances and comprises a racket rod component, an auxiliary racket surface movably mounted at the upper end of the racket rod component and a front racket surface rotatably mounted on the auxiliary racket surface, and symmetrical return springs are connected between the auxiliary racket surface and the front racket surface. The racket rod assembly comprises a rod body, a grip rotatably installed at the lower end of the rod body and a handheld groove formed in the grip, the auxiliary racket face is movably installed at the upper end of the rod body, the handheld groove can be used for correcting and training the racket holding posture of a player, and the racket can be adjusted by adjusting the racket face and the grip, so that the racket can be used for correcting and training the racket holding posture. The device is suitable for correcting the racket holding posture of the left hand or the right hand, so that the applicability of the device is improved; the rotatable front racket surface is matched with the auxiliary racket surface, so that the device can be used for correcting the racket swinging strength and the racket swinging action of a training player, and the training efficiency of the player is improved.

A racket (1) is provided. The racket (1) comprises a handle (2) and a blade (3). The handle (2) comprises a socket (5) disposed at an end (2') of the handle (2). The socket (5) extends within the handle (2) along a central longitudinal axis (6) of the racket (1). The socket (5) comprises a first magnetic material (7) disposed within the socket (5). The racket (1) further comprises a plug (8) configured to be disposed within the socket (5). The plug (8) comprises a second magnetic material configured to be magnetically attracted to the first magnetic material (7).

The present application relates to the technical field of racket manufacturing, and discloses a racket manufacturing process, comprising the following steps: cutting the foaming agent, with the cutting length ranging from 670 mm to 690 mm; cutting the carbon cloth, with the cutting length ranging from 680 mm to 700 mm; rolling the foaming preform together with the carbon cloth to obtain a preform strip; and preparing a hollow T head through injection molding, and adding aerogel into the hollow of the T head. The racket made by the present application has more reasonable overall weight distribution, reduced weight at the three-way joint, larger bending when hitting the ball, increased speed of the badminton, and good feeling of the user.

The utility model relates to a kind of handle sleeve for badminton racket, it mainly includes one long hollow sleeve body made of silica gel material thin material, the hollow sleeve body has a reduced diameter portion with a converging bevel at one end, the other end is the blocking portion with convex ring formed on the inner wall surface of round hole, so that it can completely match handle and prevent falling off;The entire surface of the hollow sleeve body is covered with a rough surface formed by shallow convex lines, and the surface of the hollow sleeve body further forms a spiral pattern, and a plurality of through holes are arranged in a regular or irregular manner. This use achieves the effects of comfortable hand feeling, slip resistance, durability, aesthetics, easy to turn the racket, and so on. Customized printing can be performed on the reduced diameter portion or the entire handle sleeve surface to highlight personal style characteristics.

The present invention relates to a padel racket that is strung on its two striking surfaces instead of being solid. Thus, the resulting racket has the following elements: A) a handgrip or gripping handle covered by a grip adapted in size to the player, in order to control muscle tension and allow smooth wrist movement; B) the heart or throat of the racket provided with a bridge and reinforcement, which acts as a connecting link between the handgrip and the head and does not present any distinctive features in the present invention; and C) two striking surfaces or faces which in the present invention are strung, so that both faces are configured by a double string network system, each of the faces being a network pattern or grid parallel to the opposite face.

The invention relates to a ventilation system that can be used for racquet and sports paddle grips, which comprises a head, a frame (3), a throat or heart, a handle (4) and a striking area. The system includes at least one hole (1) disposed in the frame (3), designed to channel air through the inside of the frame (3) and guide same to outlet holes (5) located in the handle (4). Optionally, the system includes an air channelling element (2) designed to change the angle of incidence of the flow relative to the hole (1) and redirect same towards the handle (4). The channelling element (2) may be an independent element that can be replaced or exchanged.

A racket frame includes a handle and a head. The head includes a ring frame, a plurality of protruding structures arranged on the ring frame, and a plurality of resistance-reducing structures arranged on the ring frame. The ring frame forms a plurality of through holes. Each protruding structure has two flanges respectively located on the front and back sides of the through holes, and the flanges define a wide slot. Each resistance-reducing structure has two side walls respectively located on the front and back sides of the through holes, and the side walls define a narrow slot. The through holes allow the net to be directly arranged without using plastic nails. The design that the width of the narrow slot is smaller than the wide slot allows the side walls to closely adhere to the net segment, so that the wind resistance can be greatly reduced and the interference during the swing can be avoided.

This invention discloses a device for cutting elastic strings of a specified length for stringing tennis and badminton rackets. The invention relates to the technical field of cutting elastic string sections of a specified length from a rolled elastic string. A stepper motor's output shaft extends forward through the front panel, and a drive wheel is connected to its extended end. The drive wheel is located between a second guide seat and a cutter A. A clamping assembly is positioned directly above the drive wheel. Inside the housing, a servo motor and two guide posts are fixed to its bottom panel. A lifting slider is slidably mounted between the two guide posts. A short connecting rod is hinged to the lifting slider, and a long connecting rod is hinged to the lower end of the short connecting rod. The lower end of the long connecting rod is fixed to the output shaft of the servo motor. A connecting plate extends forward through the front panel of the housing, and a cutter B is fixed to its extended end. Cutter B is located above cutter A. The advantages of this invention are: improved efficiency in cutting elastic string sections and higher cutting accuracy.

The utility model belongs to the technical field of badminton rackets, and discloses a badminton racket rod which comprises a racket rod body, the upper portion of the racket rod body is a racket rod upper connecting portion, the side, corresponding to a windward face, of the racket rod upper connecting portion is a windward portion, and the side, corresponding to a leeward face, of the racket rod upper connecting portion is a leeward portion. And the width of the outer wall of the windward part is gradually reduced from one end close to the leeward part to the other end. The windward part of the connecting part on the racket rod is designed into a wind-blade-like structure with the wide middle part and the two narrow sides, so that the wind breaking and flow guiding effects can be better achieved, the air resistance is further reduced, the racket swinging speed is improved, more force can be applied to the instant burst of ball hitting when the racket is pressed down to hit the ball, and the racket is not easy to deform in use and is convenient to use. By means of the structural design, the position of a deformation stress point of the racket rod is changed, so that compared with a traditional middle rod, the racket rod is higher in recovery speed after deformation, and when the racket rod is pressed downwards to hit a ball, the racket rod can recover faster, the instant explosive capacity is higher, and ball return is faster.

Use of an adhesive to improve the adhesion of a contact surface of a glove, wherein the adhesive is applied to the contact surface, characterized in that the adhesive comprises at least the following components: water, at least one carboxylic acid ester component with the formula: where the residue R1 is an alkenyl group, and where the remainder R2 is at least one organyl group, and polyvinyl alcohol and that a sticky and elastic film is formed on the contact surface, thus increasing the frictional resistance of the contact surface.

It is made possible to improve the rebound performance at the time of hitting a ball with a racket. The wire cover (25-28) is configured with a band portion (31) and a cylinder portion (32) protruding from one side of the band portion. The cylinder portion is provided with a plurality of ribs (36) extending along the extension direction of the center axis (C) of the cylinder main body (35). The plurality of ribs include first ribs (36a) protruding from the outer peripheral surface of the cylinder main body toward both sides in the extension direction of the band portion, and second ribs (36b) protruding from the outer peripheral surface of the cylinder main body toward both sides in a direction orthogonal to the extension direction of the band portion. Two or more first ribs are respectively formed on both sides in the extension direction of the band portion, and one or more second ribs are respectively formed on both sides in the direction orthogonal to the extension direction of the band portion.

A sport apparatus, including a handle, an action portion, a connection portion connecting the handle to the action portion, at least part of the connection portion including a structural battery, the structural battery including one or more energy storage devices, each of the one or more energy storage devices having at least one anode core of a continuous carbon fiber, an electrolyte arranged on the at least one continuous carbon fiber core, and a cathode layer coating arranged to the at least one continuous carbon fiber core on the electrolyte, and at least one sensor unit electrically connected to the energy storage devices, the at least one sensor unit providing signals related to use of the sport apparatus.

The utility model discloses a badminton racket with a special middle tube, and relates to the technical field of badminton rackets, the badminton racket comprises a racket frame, the inner wall of the racket frame is fixedly connected with a plurality of groups of wires, the bottom end of the racket frame is fixedly connected with two groups of connecting rods, the two groups of connecting rods are arc-shaped, the bottom ends of the two groups of connecting rods are fixedly connected with connecting pieces, and the connecting pieces are fixedly connected with the middle tube. A middle pipe is fixedly connected to the bottom end of the connecting piece, the plane structure of the middle pipe is of a hexagonal structure, and a honeycomb structure is arranged in the middle pipe. Through the design of the honeycomb structure, the middle tube forms multidirectional support during batting, the torsional strength is improved, the twisting deformation at the moment of batting is effectively reduced, the angle of the bat surface is more stable, the ball control accuracy is improved, and the non-forced error rate is reduced; the wrist pad can buffer vibration when bearing impact force, reduce the influence of high-frequency vibration on the wrist, provide energy storage and release functions and accelerate deformation recovery.

To provide a racket excellent in repulsion performance.SOLUTION: A racket has a frame 4. The frame 4 includes a head 14. The head 14 has a first high-elasticity layer 37a and a second high-elasticity layer 37b. Each high-elasticity layer 37 is positioned outside the head 14 in a thickness direction. The high-elasticity layers 37 include a reinforced fiber of a straight type. In the frame 4, the ratio of a ball hitting face rigidity value G2 to a lateral pressure rigidity value G1 (G2 / G1) is 3.20 or larger. In the frame 4, the ratio of thickness Tf to width Wf (Tf / Wf) is desirably 2.0 or larger.SELECTED DRAWING: Figure 5

The utility model discloses a badminton racket capable of preventing a rod from falling off. The badminton racket comprises a handle, a racket rod, a racket head and a tee joint, wherein the racket rod is telescopically arranged in the handle; the racket head is connected with the racket rod; the badminton racket is characterized in that a connecting stud connected with the tee joint is arranged at one end of the racket rod; a threaded hole matched with the connecting stud is formed in the tee joint; and a connecting rubber sleeve for protecting and improving the connecting strength is arranged between the racket rod and the tee joint. According to the badminton racket, the connecting stud on the racket rod is rotationally installed in the threaded hole in the tee joint, so that the connecting strength between the racket rod and the tee joint is improved, and the situation that the rod falls off in the hitting process of the badminton racket is reduced; the connecting rubber sleeve is mounted at the joint between the racket rod and the tee joint, so that the joint between the racket rod and the tee joint is sealed, the connecting strength between the racket rod and the tee joint is further improved, and the racket rod is prevented from rotating and being separated from the tee joint in the hitting process.

The badminton racket comprises a badminton racket body, the badminton racket body comprises a racket frame, a racket rod and a handle which are integrally arranged, the racket rod comprises an outer carbon fiber layer and an inner titanium foil film layer, and the racket rod is formed by winding and curing the carbon fiber layer and the titanium foil film layer. According to the badminton racket, the titanium foil film layer is additionally arranged on the racket rod, and the titanium foil film is light in weight and higher than carbon fiber cloth in strength, so that the rigidity and the stability of the racket rod can be improved under the condition that the weight is not obviously increased; the titanium foil film has a good damping characteristic and can absorb vibration during ball hitting, the cushioning effect is improved, and the ball hitting accuracy and the hand feeling comfort degree are improved; the four layers of carbon fiber cloth are laid at the angles of 0 degree, 45 degrees, 90 degrees and 135 degrees respectively to form a structure shaped like a Chinese character'mi ', so that the racket rod is firmer and more durable and not prone to being broken and bent. The racket is novel in structure, capable of effectively improving the hitting feeling of the racket body and suitable for popularization.

The utility model relates to a device for testing the elasticity and swing condition of a badminton racket. The device comprises a test board, a racket deformation assembly, a signal transmitting assembly and a signal receiving assembly. The test board ensures that the badminton racket is horizontally placed, and the racket deformation assembly simulates the deformation state at the ball hitting moment. The signal transmitting assembly is arranged at the top of the racket head and comprises a first signal transmitter and a second signal transmitter which extend towards the racket head and transmit signals in the direction of the handle. The signal receiving assembly comprises a first signal receiver corresponding to the second signal transmitter, a second signal receiver corresponding to the first signal transmitter and a receiver matrix, and is used for checking whether the badminton racket is inclined or not and checking and correcting the initial direction. The device accurately evaluates the elasticity and swing performance of the badminton racket through laser signal emission and reception, improves the test precision and objectivity, enhances the repeatability and consistency of the test, promotes the innovation and progress of the badminton racket technology, and provides powerful support for the research, development, production and performance evaluation of the badminton racket.

An assembly comprises a base and a housing having a longitudinal axis extending orthogonally from the base. A plurality of scoring wheels is mounted to the base in a stacked relationship and configured to rotate about the longitudinal axis, each scoring wheel having indicia comprising spaced apart markings on a circumferential surface about the longitudinal axis indicative of a score for a team or player in a game. The housing has side walls about the longitudinal axis obscuring the indicia on the scoring wheels arranged to form three spaced-apart apertures allowing the indicia to be readily seen, the three spaced-apart apertures comprising a first aperture and a second aperture spaced apart from the first aperture, and a third aperture located spaced-apart from and between the first aperture and the second aperture.

A racket string is provided that improves shock absorption and suppresses a reduction in rebound feel, and is preferred by both ordinary and professional players. The racket string consists of a single-layer monofilament comprising a propylene-ethylene copolymer resin and a polyethylene resin embedded in a polyethylene terephthalate resin, which is the main resin. Alternatively, the racket string is made of a conjugate monofilament of the sheath-core type, wherein a sheath component comprises a polyethylene terephthalate resin, which is the main resin, containing a propylene-ethylene copolymer resin and a polyethylene resin, and a core component comprises a polyethylene terephthalate resin containing polyethylene. The proportions of the propylene-ethylene copolymer resin and the polyethylene resin are 2 to 4 parts by mass for the propylene-ethylene copolymer resin and 2 to 4 parts by mass for the polyethylene resin, based on 100 parts by mass of the polyethylene terephthalate resin.

The utility model discloses a novel process's high tensile strength carbon aluminium racket relates to badminton racket technical field, including the club subassembly, said club subassembly includes club, support cover, first reinforcing rib, second reinforcing rib and third reinforcing rib, the support cover is located the top of club, the first reinforcing rib and second reinforcing rib are located the inner wall of club, and the third reinforcing rib is located at the top of club. The third reinforcing rib is located between the ball rod and the supporting cover. According to the badminton racket, seven-series aeronautical aluminum alloy is adopted in the badminton rod assembly, the overall weight of the badminton racket is reduced, the strength of the badminton rod is enhanced, meanwhile, the first reinforcing rib and the second reinforcing rib are arranged inside the badminton rod, the third transverse reinforcing rib is additionally arranged outside the badminton rod, and the overall strength is improved; according to the golf club, parts can be separated by screwing the connecting piece and the club handle, the damaged part is replaced and then assembled, and the technical problems that when a traditional golf club is strongly waved by an athlete, the golf club is likely to deform and break, and the golf club cannot be replaced after being damaged are solved.

The application belongs to the technical field of sports equipment, and particularly relates to an anti-fatigue badminton racket rod based on three-dimensional woven composite material and a manufacturing method, which comprises a net frame, a racket rod and a handle connected in sequence, and the net frame, the racket rod and the handle are integrally formed into a continuous whole member by three-dimensional woven composite material; the three-dimensional woven composite material comprises a reinforcing body and a matrix, the reinforcing body is a carbon fiber three-dimensional woven preform, and the matrix is modified epoxy resin; the fiber volume content of the racket rod is 55%-65%, the application constructs a fiber space interlocking network through a four-way weaving structure, eliminates interlayer interfaces and splicing stress concentration in combination with an integrated forming process, and improves the anti-fatigue performance, anti-torsion stiffness and interlayer bonding strength of the racket rod; through optimization of the fiber volume content and a stepped curing process, the best balance of strength, formability and fatigue life is achieved, and the technical problems of easy delamination, poor anti-fatigue performance and low connection reliability of a traditional laminated material badminton racket rod are solved.

Provided are: a badminton string excellent in abrasion resistance; a coating liquid used for production of the badminton string; and a method for producing the badminton string.　The coating liquid contains a nylon resin, carbon nanotubes, and a solvent, the content of the carbon nanotubes being 0.005-0.1 mass%.

Walking stick bat, consisting of a striking device with a bat head, a shaft and a handle, characterized in that the striking device is designed in such a way that it can be used as a walking stick when used in reverse, wherein the handle of the striking device serves as the walking stick tip and an attachment body is fixedly or releasably attached to the end of this handle by means of a dowel to protect it.

A pickleball paddle is provided with improvements or modifications to control noise. Embodiments described relate to pickleball paddles for reducing the loudness and / or frequency of sound generated when a ball strikes the pickleball paddle. In some embodiments, the paddle comprises a surface comprising a graphene infused acoustic layer. In some embodiments, the graphene infused acoustic layer comprises between about 1% to 25% graphene. In some embodiments, the graphene infused acoustic layer comprises an effective amount of graphene to reduce frequency of sound generated to between 500hz to 800hz.