KR100337258B1 - Angle regulator in wrist protector for bowling - Google Patents

Abstract

The present invention relates to an angle adjusting device for a bowling wrist protector used to reduce the burden on the wrist by wearing a wrist when playing a bowling game and to accurately pitch, more specifically the wearability is well protected the wrist and According to your taste, the angle can be adjusted up, down, left and right, and the fixed power is excellent in the adjusted state to improve the game performance, and the structure is simple. It is about.

This is a wrist protector for the bowl consisting of a wrist plate to be worn on the wrist and the back of the hand to be worn on the back of the hand and the angle adjusting plate to adjust the angle, so as to be in close proximity to each other on the back of the back of the hand 10 A pair of locking projections 47 having inclined surfaces 47a on the inner surface with a predetermined distance therebetween; A plate-shaped support piece 42 fastened to a bracket 41 protruding from the surface of the angle adjusting plate 30 by a rotation shaft 43 and rotating at a support point thereof; A coil spring 44 fastened to the rotating shaft 43 and supported at one end of the support piece 42 and the other end of the angle adjusting plate 20 to provide elastic force to the support piece 42; The support hole 42 is drilled in both sides along the longitudinal direction and the inner side surface is a slide hole 45 is formed with a tooth-shaped engaging groove 46 to be engaged with the engaging projection 47 of the back of the hand 10 ).

Description

Angle regulator in wrist protector for bowling

The present invention relates to an angle adjusting device for a bowling wrist protector used to reduce the burden on the wrist by wearing a wrist when playing a bowling game and to accurately pitch, more specifically the wearability is well protected the wrist and According to your taste, the angle can be adjusted up, down, left and right, and the fixed power is excellent in the adjusted state to improve the game performance, and the structure is simple. It is about.

In general, when playing bowling, wrist guards are used widely to prevent excessive bending of the wrist due to the weight of the bowling ball to prevent injuries and to accurately pitch according to the rotation of the ball.

Many types of such wrist protectors have been proposed.

In the simplest case, the wrist is fixed to prevent the wrist from flipping. In the root, the user may arbitrarily adjust the angle of the wrist protector to facilitate the rotation of the spin or hook when pitching. It has been proposed.

The general configuration of the adjustable wrist protector is a hand plate that is in close contact with the back of the hand, a wrist plate that is in close contact with the outside of the wrist, and the connection angle between the hand plate and the wrist plate is adjusted left, right, up and down. It consists of an angle adjusting plate.

In addition, the back of the hand and the wrist plate is formed of a wearing means made of a band, etc. are configured to be firmly worn on the hand and wrist, respectively, the wrist plate is formed with a shaft pin having a screw portion at the same time coupled to the rear end of the angle control plate A long hole is formed, and the tip is bound with a nut, so that the left and right adjustment of the back of the hand plate is possible.

In addition, the angle adjustment plate and the wrist plate is connected to the hinge is configured to be rotated to the support point there is formed between the adjustment means consisting of a screw type or a hook type, etc. to adjust the upper and lower angles by the operation of this adjustment means. It is configured to be.

That is, in the case of the locking type, a locking piece that is rotated by spring elasticity is formed on the angle adjusting plate, and a locking protrusion is formed on both sides of the lower surface of the locking piece to catch a plurality of locking grooves drilled at equal intervals on the wrist plate. It is configured to be fixed.

Therefore, if you want to adjust the angle of the back of the hand plate relative to the wrist plate, the angle can be adjusted according to the position of engaging the plurality of locking grooves perforated on the back of the hand to form a locking projection formed on the bottom of the locking piece.

However, such a conventional configuration has a problem in that the structure is complicated and difficult to manufacture and assemble, and when the back of the hand plate is folded back, the locking piece is easily detached and causes a large injury.

In particular, only the adjustment according to the interval of the locking grooves perforated on the back of the hand can not be finely adjusted such that the adjustment step is limited.

In addition, there is a problem that the configuration to be adjusted by the screw type is also difficult to manufacture and assembly because the configuration is complicated and can not be adjusted in a worn state.

The present invention is to solve the conventional problems as described above, its purpose is to adjust the angle of the bowling wrist protector, to simplify the configuration to improve the manufacturing and assembly, and to fine-tune the angle compared to the conventional, It is to provide an angle adjusting device for a bowling wrist protector that can be adjusted in the worn state.

Wrist protector of the present invention for achieving this purpose is to combine the wrist plate and the angle control plate with a rotating shaft and to form a shaft pin on the surface of the wrist plate at the same time to form a long hole coupled to the angle control plate by tightening the butterfly nut on the shaft pin Adjust the left and right angles.

In addition, by combining the back of the hand plate and the angle control plate with a hinge so that it can be rotated to the support point, it is made by forming an adjustment means for adjusting the angle between the angle control plate and the back of the hand plate up and down.

The adjusting means is fastened to the bracket formed on the angle adjusting plate by the rotating shaft and the coil spring to form a support piece that is rotated by the elastic force of the coil spring, and at the same time the slide piece on both sides along the longitudinal direction of the support piece. However, in this slide hole, the fixing force in the controlled state is formed by forming a saw-tooth engaging groove at equal intervals, and on the back of the hand opposing to each other, forming a pair of engaging projections engaged with the locking groove of the slide hole to protrude outward. Good use, such as preventing the back of the back of the hand to be used during use, easy to manufacture and assembling, easy to adjust the angle and easy to fine-tune the features that will have the features.

Figure 1 is a perspective view of the angle adjusting device of the present invention bowling wrist protector

Figure 2 is a plan view showing a state in which the angle adjustment plate is adjusted to the left

3 is a plan view showing a state in which the angle adjustment plate is adjusted to the right

Figure 4 is a front view showing the angle adjustment device of the present invention bowling wrist protector

Figure 5 is a front sectional view showing an angle adjusting device of the present invention bowling wrist protector

Figure 6 is a main cross-sectional view showing the operating state of the adjustment means for adjusting the angle upwards

Figure 7 is a sectional view of the main part showing the operating state of the adjustment means to adjust the angle downward

8 is a configuration diagram showing the main part of FIG.

<Description of the symbols for the main parts of the drawings>

100: wrist guard 10: hand palm 11: thumb finger support

12: Cushion material 13: Fixed band 14: Magic tape

20: wrist 21: cushion material 22: bolt

23: butterfly nut 24: fixing band 25: magic tape

30: angle adjustment plate 31: hinge 32: rotating shaft

33: long hole 40: adjustment means 41: bracket

42: support 43: rotary shaft 44: coil spring

45: slide ball 46: jam groove 47: jam projection

47a: slope

Hereinafter, the present invention will be described in detail.

1 is a view showing in detail the overall configuration of the bowling wrist protector to which the present invention is applied, the reference numeral 100 denotes the main body of the wrist protector of the present invention.

Wrist protector 100 is made of a thin and light aluminum material press processed by the back plate 10 and the wrist plate 20, and the angle adjusting plate 30 to adjust the angle while connecting between them.

The back of the hand 10 is to be worn by covering the back of the hand to form a rough hand shape to be in close contact with the back of the hand so as to be in close contact with the back of the hand has a thumb support 11 to support the thumb at the tip end It is formed to protrude slightly forward.

In addition, a cushioning material 12 having excellent cushioning force such as urethane or sponge for protecting the back of the hand is attached to the inner surface, and a fixing band 13 for firmly fixing the back of the hand 10 to the back of the hand is formed on the outer surface. .

The fixing band 13 is fixed to one side end is attached to the outer surface of the back of the hand 10 is formed in a certain length and the magic tape 14 is provided so that the back of the hand 10 can be easily worn and removed on the back of the hand.

In addition, the wrist plate 20 connected by the back of the hand 10 and the angle control plate 30 has a curved surface in contact with the wrist while the inner surface is also attached to the cushion material 21 made of urethane or sponge, etc. In the center is connected to the angle adjusting plate 30 as a rotating shaft 32 is rotated.

The bolt 22 protruding outward is integrally formed at the rear on the same axis line as the rotary shaft 32 and coupled to the long hole of the angle adjusting plate 30 to be described later, and then the butterfly nut 23 is screwed on the exposed portion of the tip. By tightening it provides a holding force.

In addition, one side of the wrist plate 20 is formed with a fixing band 24 for wrapping and fixing the wrist, the fixing band 24 has a certain length while still having a magic tape 25 is formed a wrist plate ( 20) can be easily worn and detached from the wrist.

The angle control plate 30 has a curved surface and both sides are bent and coupled to the front of the hand plate 10 and the hinge 31 in front and bottom rotation operation, the rear as the rotating shaft 32 as described above the wrist plate It is connected with (20) and operates left and right rotation.

On the back of the angle adjustment plate 30 is formed a long hole 33 is coupled to the bolt 22 of the wrist plate 20 is fixed by a butterfly nut 23 screwed to the tip of the bolt 22, this long hole Reference numeral 33 is preferably formed in a curved shape so that the wrist plate 20 can be circular motion with the rotation axis 32 as a support point.

Accordingly, the wrist plate 20 and the angle adjusting plate 30 are rotated left and right by the support point to adjust the angle, and in the adjusted state, the bolt 22 through which the tip is exposed through the long hole 33. It is fixed by screwing into the butterfly nut 23).

In addition, the angle adjustment plate 30 and the back plate 10 is formed with an angle adjusting means 40 to adjust the upper and lower angles according to the present invention.

The upper and lower angle adjusting means 40 is formed with a pair of brackets 41 protruding outward on the angle adjusting plate 30, the support piece 42 bent at a right angle to the bracket 41 is a rotating shaft ( 43) and rotated to the support point.

The coil spring 44 is formed on the rotation shaft 43, and one end of the coil spring 44 is hung on the angle adjusting plate 30, and the other end of the coil spring 44 is hung on the support piece 42 to have a constant elasticity. 42) to always act only on one side, that is, the back of the hand 10.

The support piece 42 is formed in a plate shape so that it can be easily in close contact with the back of the hand 10, the inside of the slide hole 45 is formed on both sides along the longitudinal direction, the inside of the slide hole 45 Serrated engagement grooves 46 are formed at equal intervals, respectively.

The locking groove 46 is more preferably to form the gap as fine as possible, it is possible to fine-adjust the angle as the adjustment range of the angle is determined according to the set interval.

In addition, a pair of engaging projections 47 inserted into and out of the slide hole 45 are formed in the back of the hand 10 facing each other, and a pair is formed inside the locking projections 47. An inclined surface 47a meshes with the groove 46.

Therefore, the wrist protector 100 of the present invention configured as described above is used to be worn on the back of the hand and the wrist by using the fixing bands 13 and 24 of the back of the hand 10 and the wrist 20, respectively. Done.

The wrist protector 100 may adjust the angle of the back of the hand 10 to the wrist plate 20 up, down, left, or right according to the user's discretion.

First, if you want to adjust the left and right, as shown in Figures 2 and 3 of the accompanying drawings to loosen the butterfly nut 23 and rotate the angle adjustment plate 30 in the required direction, this angle control plate 30 ) Rotates the rotation axis 32 to the support point can be adjusted to any angle desired by the user.

After the angle is adjusted, the setting is completed at the adjusted angle by tightening the butterfly nut 23 to the bolt 22 again.

In addition, if you want to adjust up and down, it is possible by adjusting the adjustment means 40 in close contact with the back of the hand 10 as shown in Figure 6 and 7 of the accompanying drawings.

First, the adjustment means 40 is always supported by the elastic force of the coil spring 44, the support piece 42 toward the back of the hand plate 10, and thus into the slide hole 45 formed in the support piece 42 The back plate 10 for the wrist plate 20 is inserted by the engaging protrusion 47 of the back plate 10 and the inclined surface 47a formed on the inner side thereof is engaged with the catching groove 46 in the slide hole 45. ) Angle is set.

In such a state, when the angle of the back plate 10 is to be adjusted up and down, holding the end of the support piece 42 and flipping it outwards, the support piece 42 compresses the coil spring 44 while rotating the shaft ( 43) is rotated to the support point is separated from the hand plate 10, at this time, the locking groove 46 of the slide hole 45 is separated from the locking projection 47 of the hand plate 10.

After the support piece 42 is detached from the back plate 10 in this manner, the back plate 10 is moved by the angle required by the user to adjust the angle of the back plate 10, and then the folded back piece 42 ), The support piece 42 is set while being in close contact with the back plate 10 by the return force of the coil spring 44.

That is, the engaging groove 46 formed in the slide hole 45 of the support piece 42 is fixed to the adjusted angle by engaging the engaging projection 47 of the back of the hand 10.

At this time, the inclined surface 47a formed on the inside of the locking protrusion 47 is fixed without flow at the adjusted angle as the locking groove 46 is closely engaged with the locking groove 46.

By this action, the upper and lower angles of the back of the hand plate 10 relative to the wrist plate 20 can be arbitrarily adjusted, and can be adjusted according to the length of the locking groove 46 formed in the slide hole 45.

As described in detail above, in the present invention, in order to adjust the angle of the wrist protector worn on the wrist when bowling, the bending angle of the back of the hand 10 against the wrist plate 20 may be left, right, up or down. It also has the advantage of being simple and easy to adjust.

In addition, the present invention has the effect that the configuration is simple and easy to manufacture and assemble, even if only part failure and damage can replace and repair only the relevant parts.

In particular, the present invention is to have an effect that the usability is improved because the problem that the back of the hand is folded back or the angle is distorted when using the excellent fixing force in the adjusted state.

Claims (1)

In the bowling wrist protector consisting of a wrist plate to be worn on the wrist and the back of the hand to be worn on the back of the hand and an angle adjusting plate to adjust the angle, A pair of locking protrusions 47 having inclined surfaces 47a on the inner side thereof with a predetermined distance in close proximity to the rear surface of the back of the hand 10; A plate-shaped support piece 42 fastened to a bracket 41 protruding from the surface of the angle adjusting plate 30 by a rotation shaft 43 and rotating at a support point thereof; A coil spring 44 fastened to the rotating shaft 43 and supported at one end of the support piece 42 and the other end of the angle adjusting plate 20 to provide elastic force to the support piece 42; The support hole 42 is drilled in both sides along the longitudinal direction and the inner side surface is a slide hole 45 is formed with a tooth-shaped engaging groove 46 to be engaged with the engaging projection 47 of the back of the hand 10 Bowling wrist protector angle adjustment device characterized in that consisting of.