TWM596650U - Counterweight set for rackets - Google Patents

Abstract

A counterweight set for a racket includes a telescopic and elastic ring-shaped body with an inner side for fitting on the racket frame and a perforation for the racket rod to penetrate, and is located on the outer side away from the perforation There is at least one positioning part, and the racket frame is wound around by at least one telescopic elastic ring, and the two ends are respectively connected to the positioning parts to fix the body on the racket frame. This creation accordingly transforms the official racket into a practice racket to improve the user's adaptability to the racket, and this creation can be firmly integrated into the racket frame without falling off due to swinging.

Description

Counterweight set for rackets

This creation is related to sports training, especially a set of counterweights for rackets.

Practical New Case No. 3027969 of Japan discloses a racket for swing practice. The racket frame is tied with a plurality of binding lines to an inherent weight. The weight is used for the user to perform swing practice. However, this practice racket cannot actually be used for formal sports or competitions, and can only be used as a swing practice, and it is different from the actual racket used in actual sports regardless of shape, size or wind resistance during swing. The aspects are also different, so after training with a practice racket, users are still not familiar with the feel of holding a formal racket, and it still takes time to adapt to it, and it is impossible to achieve effective training purposes.

In view of the above deficiencies, the applicant proposed an improved racket weight set and obtained the new patent number M522057 in my country. The front-opening patent weight set is formed along the ring frame of the racket, and is fixed by the head and tail near the racket rod, so as to transform the official racket into a practice racket. Heavy set, that is, the same racket can be used for sports or competitions to improve the user's adaptability to the racket.

However, the aforementioned weight set is only fixed near the racket rod, and in addition, it only bears against the racket frame with a tight tension, so that when the racket is swiped hard, the weight set may still be If it falls off due to inertia, the practice of reassembling the counterweight set must be interrupted, which causes great inconvenience.

In view of this, how to improve the above-mentioned problems is the primary issue for this creation.

The main purpose of this creation is to provide a weight set for rackets, which can be firmly combined with the racket, and it is not easy to fall off during the practice of swinging, and it is not easy to shift to ensure a stable center of gravity. effect.

To achieve the aforementioned purpose, this creation provides a weight set for rackets, which includes: A telescopic elastic ring body with an inner side for covering the racket frame; the body is provided with a perforation for the racket rod to extend, and at least one positioning part is provided on an outer side away from the perforation ; At least one telescopic elastic ring bundle member is wound around the racket frame and is respectively connected to the positioning portion at both ends to fix the body on the racket frame.

Preferably, the body and the at least one positioning part are integrally formed.

In one embodiment, the at least one positioning portion includes a cylinder connected to the body, and an extremity flange is formed at an end of the column; the two ends of the at least one ring bundle are respectively provided with an aperture larger than the flange The coupling hole with a small diameter is fixed on the column body by two coupling holes after winding the racket frame.

In one embodiment, the number of the positioning portions is five, and the positioning portion located in the middle is on the same axis as the through hole.

Preferably, the positioning portion includes a first positioning portion located in the middle, two second positioning portions adjacent to the first positioning portion and formed symmetrically on both sides of the first positioning portion, and two away from the first positioning portion The positioning portion forms a symmetrical third positioning portion on both sides of the first positioning portion, wherein the distance between the first positioning portion and the second positioning portion is smaller than the distance between the second positioning portion and the third positioning portion.

In one embodiment, the two sides of the body are warped toward the inner side to make the inner side closely fit the racket frame, and the perforated hole edge is warped to strengthen the structural strength.

However, it is not difficult to obtain an in-depth understanding from the detailed description and drawings of the selected embodiments below for the above purposes and advantages of this creation.

Please refer to Figures 1 and 2 which show the counterweight set for the racket provided by this creation, which includes a ring-shaped body 1, at least one positioning portion 2 and at least one looping member 3, wherein the positioning portion 2 and The number of the ring members 3 is preferably three to five. The body 1 and each positioning part 2 are integrally formed of a silicone material with elasticity and elasticity, and its weight is determined according to the designed thickness; wherein the body 1 has an outer side 11 and an inner side 12, and each positioning part 2 is integrally extended on the outer side 11.

As above, the body 1 is sleeved on the racket frame 4 with its inner side 12 and a perforation 14 for the racket rod 41 to penetrate is provided at the bottom end. In this embodiment, the two sides 13 of the body 1 are warped toward the inner side 12 so that the inner side 12 can closely fit the racket frame 4; and the hole edge 141 of the perforation 14 is warped Shape to strengthen the structural strength by increasing the thickness.

In this embodiment, the number of the aforementioned positioning portions 2 is five, which are respectively disposed on the body 1 at a position away from the perforation 14 and include a first positioning portion 2A in the middle and two away from the first positioning portion 2A is closer and forms symmetrical second positioning portions 2B on both sides, and two second positioning portions 2C that are farther from the first positioning portion 2A and form symmetrical on both sides thereof. In this embodiment, the first positioning portion 2A located in the middle is on the same axis as the perforation 14, and the distance between the first positioning portion 2A and the second positioning portion 2B is smaller than the second positioning portion 2B and the The distance of the second positioning part 2C.

Each positioning portion 2 includes a cylindrical body 21 integrally connected to the body 1, and its end is expanded to form a flange 22 having a larger outer diameter. On the other hand, the number of the ring binders 3 is equal to the number of the positioning parts 2, and the ring binders 3 and the positioning parts 2 are provided in a one-to-one correspondence. The ring-shaped member 3 is made of a silicone material with elasticity and elasticity, and is provided with coupling holes 31 and 32 at both ends, wherein the diameter of the coupling holes 31 and 32 is smaller than the outer diameter of the flange 22, however Since the ring bundle member 3 can be elastically stretched, the diameter of the coupling hole 31, 32 can be temporarily changed to be larger than the outer diameter of the flange 22 when the pulling force is applied, and then the ring bundle member 3 can pass through the coupling hole 31 32 passes over the flange 22 and sleeves on the cylinder 21.

With the above structure, the actual use of this creation is as shown in Figure 2. First, the racket rod 41 is penetrated from the inside of the ring-shaped body 1 through the perforation 14 to make the racket frame 4 enter the inside of the body 1, Then the body 1 is properly arranged to cover the racket frame 4. At this time, the racket frame will be tightly fitted by the body 1 as shown in FIG. 5.

Next, as shown in Figures 3 and 4, the ring bundle member 3 is first fitted on the cylinder 21 of the positioning portion 2 with the coupling hole 32 at one end, and the ring bundle member 3 is pulled around the racket frame 4 three times And the body 1, and then the coupling hole 31 at the other end is sleeved on the same cylinder 21. At this time, the ring member 3 is blocked by the flange 22 and cannot be loosened, thereby tightly binding the racket frame 4 and the body 1. After all the five ring members 3 are assembled in the aforementioned manner, the body 1 is firmly coupled to the racket frame 4 as shown in FIG. 2, thereby giving the racket extra weight.

This creation has the following advantages: 1. The structure of this creation is simple and easy to assemble and disassemble. Furthermore, this creation is firmly tied to the racket frame by the ring member 3, and the binding position is away from the perforation 14 and is symmetrically distributed, which can ensure the fixed effect of this creation without falling off when violently swinging To avoid interruption of training. 2. This creation uses a loop made of elastic material to locate on the outer edge of the racket frame 4, which can effectively provide the appropriate protection of the racket frame 4 and reduce the damage of the racket accidentally falling on the ground. 3. The effect of training with different weights can be produced by replacing the body 1 with different weights. Preferably, the weight of the creation is 20% to 70% of the weight of the racket, and since the creation is directly set on the formal racket, and the formal racket is transformed into a practice racket, the user does not need to re-fit the grip Feel. 4. The practice racket and the official racket that have been transformed by this creation are the same. The wind resistance value encountered on the racket during swinging is the same, which can ensure that the swing trajectory can be consistent in practice or competition, so it has Really effective training effect.

However, the disclosures of the above embodiments are only used to illustrate the creation, not to limit the creation, so the replacement of equivalent elements should still belong to the scope of the creation.

In summary, those skilled in the art can understand that this creation can indeed achieve the aforesaid objectives, and in fact have complied with the provisions of the Patent Law, and file an application in accordance with the law.

1: Ontology 11: Outer side 12: Inner side 13: Side edge 14: Perforation 141: Hole edge 2: Positioning Department 2A: The first positioning section 2B: Second positioning part 2C: Third positioning part 21: cylinder 22: flange 3: Beam parts 31, 32: Combining holes 4: Racket frame 41: Racket stick

Figure 1 is a three-dimensional schematic diagram of the creation; Figure 2 is a schematic plan view of the creation fixed on the racket frame; Figure 3 is a partially enlarged schematic view of the creation, showing the fixed method of the creation; Figure 4 is a schematic cross-sectional view of part A in Figure 2; Figure 5 is a schematic cross-sectional view of part B in Figure 2.

1: Ontology

11: Outer side

12: inner side

13: side margin

14: Perforation

141: Hole margin

2: Positioning Department

21: cylinder

22: flange

3: Circle pieces

31, 32: combining holes

Claims (8)

A weight set for rackets, including: A ring-shaped and elastic body with an inner side for covering the racket frame; the body is provided with a perforation for the racket rod to extend, and at least one is provided on an outer side away from the perforation Positioning department At least one telescopic elastic ring bundle member is wound around the racket frame and is respectively connected to the positioning portion at both ends to fix the body on the racket frame. The counterweight set for a racket according to claim 1, wherein the body and the at least one positioning portion are integrally formed. The weight set for a racket according to claim 1, wherein the at least one positioning portion includes a cylinder connected to the body, an end of which has an expanded flange formed at the end; both ends of the at least one ring bundle Each is provided with a coupling hole with an aperture smaller than the outer diameter of the flange, and after winding the racket frame, two coupling holes are sleeved on the column body to be fixed. The weight set for a racket according to claim 1, wherein the number of the positioning portions is three, and the positioning portion located in the middle is on the same axis as the perforation. The weight set for a racket according to claim 1, wherein the number of the positioning parts is five, and the positioning part located in the middle is on the same axis as the perforation. The counterweight set for a racket according to claim 5, wherein the positioning portion includes a first positioning portion located in the middle, two adjacent to the first positioning portion, and formed symmetrically on both sides of the first positioning portion A second positioning part, and two third positioning parts far away from the first positioning part and forming symmetrical sides on both sides of the first positioning part, wherein the distance between the first positioning part and the second positioning part is smaller than the second The distance between the positioning part and the third positioning part. The counterweight set for a racket according to claim 1, wherein both side edges of the body are warped toward the inner side to make the inner side closely fit the racket frame. The weight set for a racket according to claim 1, wherein the edge of the perforated hole is warped to strengthen the structural strength.

Images