JP2019130274A - Finger force training tool - Google Patents

Abstract

To provide a finger force training tool which allows a user to apply a proper load to a finger with a natural angle of a finger joint or wrist joint, without unnatural load applied to the wrist joint, which allows the user to execute training of muscle force and sensation of fingers acquired by ball game training using an actual ball, efficiently and safely, anywhere and always.SOLUTION: A finger force training tool has, as a main body, a board body 1 having an inclined plane 23 which is formed into such a shape obtained by cutting a part of an outline curve surface of a sphere which is formed into a size equal to that of a ball game ball, the inclined plane 23 is formed as a finger table 14 page on which fingers are extended and placed, and a palm table 2 on which a palm is placed, is provided on the main body in a protruded manner, the finger table 14 and the palm table 23 have a step 15.SELECTED DRAWING: Figure 2

Description

  The present invention relates to an instrument for appropriately applying a load on a finger of a hand to train finger strength.

  The following patent documents have been proposed as push-up exercise units and instruments for use in performing push-up exercises.

JP 2009-240797 A

  This patent document 1 uses a push-up device with a handle. The user naturally rotates his / her body in order to engage an additional muscular system while reducing the burden on the joint. It can be moved while

  A handle support structure having a pair of columns between the lower base and the isolated end cap so that the handle intersects the corresponding end cap and the upper portion of the corresponding column of the handle support structure. it can.

  The instrument may use a fixed base support attached to the handle support structure and a user to rotate adjacent handles, end caps and handle support structures using a base support on a flat surface. Possible bearing assemblies.

  The handle assembly can also be removed from the first surface on the handle support structure and inserted into the second surface to facilitate loading for movement.

  The prior art disclosed in the above-cited US Pat. No. 6,057,075 benefits training by providing rotational movements that force different hand / shoulder directions so that the user can enjoy different parts of the arms and shoulders and the back. Although it is said that the upper part and the lower back part can be exercised, it is difficult to apply an appropriate load to the finger, and it is not possible to train the finger force by applying an appropriate load to the finger of the hand.

  Although there is no patent document, finger training includes a method of holding the palm up on the ground without holding the palm to the ground surface, and a method of standing up by placing the palm on the ball.

  However, the finger prosthesis that supports the body with only the finger in the same posture and method as conventional push-ups may cause an excessive load on the fingers and finger joints, resulting in injury.

  When the palm is placed on the spherical surface of the ball, the load from the arm is difficult to be transmitted to the finger, and the center of gravity moves from the palm to the finger in order to apply a load on the finger, that is, on the center axis of the ball When the fingertip is positioned on the side and the wrist is positioned on the side surface, the wrist angle corresponding to the spherical angle becomes narrow, which may cause an unnatural load on the wrist joint and cause injury.

  An object of the present invention is a finger strength training device that can solve the problems of the conventional example and can apply an appropriate load to the finger at a natural angle of the finger joint and the wrist joint without applying an unnatural load on the wrist joint. Is to provide.

  In order to achieve the above object, the present invention according to claim 1 is characterized in that a disc body having an inclined surface obtained by cutting a part of an outer curved surface of a ball of a ball game ball is used as a main body, and the inclined surface is spread with fingers spread. The gist of the present invention is that it is formed as a finger stand to be placed, and a stand on which a palm is placed, that is, a palm stand is protruded from the main body, and a step is provided between the finger stand and the palm stand.

  According to the first aspect of the present invention, there is a finger base on the inclined surface, the finger is placed along the finger base, and the finger joint is prevented from being subjected to an extreme and unnatural load, A load can be applied not only to a specific part such as a fingertip but also to the entire finger. Further, since the palm is positioned above the finger, a load can be applied to the finger in a state where the angle of the palm with respect to the wrist naturally expands.

  The gist of the present invention described in claim 2 is that the main body vertical center axis deviates from the palm base vertical central axis, and the finger base central axis is further deviated from the main body vertical central axis.

  According to the second aspect of the present invention, the vertical center axis of the pedestal is on the center of the load applied to the pedestal, and is shifted from the vertical central axis of the main body on the center of the main body. By deviating from the vertical center axis of the finger stand on the center, it is possible to distribute the load applied from the upper arm to the palm stand to the finger stand. By intentionally changing the dispersion ratio, The size of the load can be adjusted.

  The gist of the present invention described in claim 3 is that a balance part, which is a protrusion for taking a horizontal balance of the board body, is provided on the back surface of the main body.

  According to the third aspect of the present invention, by installing the balance parts, the ground contact area of the main body is reduced, and in addition to the finger strength training according to the first and second aspects, training while maintaining balance So you can train your trunk as well as your finger strength.

  Balance parts need to be balanced in two directions, such as 360 degrees, front and rear, or left and right, and can train finger strength and sensation for relatively simple movements.

  The gist of the present invention described in claim 4 is that the balance part is a spring part with a spring interposed therebetween.

  According to the present invention as set forth in claim 4, by making the disc body bounce up and down, irregular movement including vertical movement can be controlled, and the state in which the ball is actually bounced can be simulated.

  The gist of the present invention described in claim 5 is that a slide part that slides the disc body on the floor surface is installed on the back surface of the main body.

  According to the fifth aspect of the present invention, it is possible to train finger strength and sensation by changing the magnitude and angle of the load applied to the finger by sliding the main body on which the slide parts are installed to the front, back, left and right.

  The gist of the present invention described in claim 6 is that a rotating mechanism for rotating the disc body is provided on the back surface of the main body.

  According to the present invention described in claim 6, it is possible to train finger strength and sensation by rotating the main body and changing the direction of the finger or hand.

  According to the seventh aspect of the present invention, in a disc body in which a part of the outer curved surface of a basketball-sized sphere is cut off, the bulging dome surface is used as a surface and the opposite flat surface is used as a back surface. A vertical hole groove, i.e., a palm stand receiving hole groove, is provided at one edge deviation away from the center point, and a cylindrical body having a diameter corresponding to it is installed in the palm stand receiving hole groove, i.e., a palm stand. Yes, the installed pedestal is equal or slightly higher than the top of the disc body, and the back has a balance part receiving hole groove in the center, and a small hole at the bottom of the balance part receiving groove The gist is that a groove is provided and the balance part is installed in the balance part receiving hole groove.

According to the seventh aspect of the present invention, when used, one unit is used with only one hand, or two units are used with both left and right units simultaneously. Disc body (1) The entire belly of the finger is brought into contact with the outer curved surface portion, and the palm is placed on the palm stand so that the wrist does not bend at an unreasonable angle.
(B) By applying a part of self-weight from above with the body of the knee-down in the state of push-up, the load is distributed not only on the palm but also on the finger, Train your finger muscles and sensations.
(B) The muscle strength and sensation of the finger can be safely trained with a smaller load by installing and using the present invention within a reachable position with the upper body raised.

  As described above, the finger strength training device of the present invention can apply an appropriate load to a finger at a natural angle of the finger joint and wrist joint without applying an unnatural load on the wrist joint. Training of finger muscle strength and sensation obtained by ball game training using a ball or the like can be performed efficiently and safely at any place and time.

It is the perspective view seen from the back surface side which shows 1st Embodiment of this invention. It is the perspective view seen from the surface side which shows 1st Embodiment of this invention. It is a perspective view which shows the state which has not installed the balance parts in the back surface which shows 1st Embodiment of this invention. It is a perspective view which shows the state which has not installed the palm stand which shows 1st Embodiment of this invention. It is a perspective view which shows 2nd Embodiment of this invention. It is a perspective view which shows the 2nd example of balance parts. It is a perspective view which shows an example of a palm stand. It is a perspective view which shows the 3rd example of a balance part. It is a perspective view which shows the 4th example of balance parts. It is a side view which shows 3rd Embodiment of this invention. It is the perspective view seen from the left diagonal rear surface which shows the usage example of 3rd Embodiment of this invention. It is the perspective view seen from the rear surface which shows the usage example of 3rd Embodiment of this invention. It is the perspective view seen from the front which shows the usage example of 3rd Embodiment of this invention. It is the perspective view seen from the front right side which shows the usage example of 3rd Embodiment of this invention. It is the perspective view seen from the surface which shows 4th Embodiment of this invention. It is the perspective view seen from the back surface which shows 4th Embodiment of this invention. It is the perspective view seen from the back surface which shows 5th Embodiment of this invention. It is the perspective view seen from the surface which shows 5th Embodiment of this invention. It is a perspective view which shows 6th Embodiment of this invention. It is a perspective view which shows 7th Embodiment of this invention. It is a perspective view which shows 8th Embodiment of this invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 to 4 show a first embodiment. The main body is a disc body 1 having an inclined surface 23 that is a part of an outer curved surface of a ball of a ball size ball. It is formed as a finger base 14 to be spread and attached, and a base on which a palm is placed, that is, a palm base 2 is projected from the main body, and a step 15 is provided between the finger base 14 and the palm base 2.

  In the present embodiment, the inclined surface 23 is a spherical outer curved surface, the disc body 1 is a disc body, and the swollen dome surface is a front surface 7 and the opposite flat surface is a back surface 8. The ball ball is a ball used in a sport in which a ball is handled by hand, such as basketball, volleyball, handball, rugby ball, American football, baseball, and the like.

  As shown in FIG. 10, the main body vertical center axis 18 deviates from the palm stand vertical center axis 17, and the finger base center axis 16 is further offset from the main body vertical center axis 18.

  The pedestal 2 may be formed integrally with the main body, but a cylindrical body as shown in FIG. 7 is fitted and installed, and at one place of edge deviation about 50 mm away from the center point of the surface 7 of the board 1. A vertical hole groove having a diameter of about 50 mm, a depth of about 20 mm, and a shallowest diameter of 5 mm on the opposite side, that is, a palm support hole 9 is provided for fitting.

  A cylindrical body having a diameter of about 50 mm is fitted as the palm stand 2 in the palm stand receiving hole groove 9. The installed pedestal 2 is equal to or slightly higher than the top 10 of the board 1.

  In addition, the upper end of the palm 2 may not be a flat end surface but may be spherical as shown in FIGS.

  Moreover, the balance part 3 which is a protrusion which takes the horizontal balance of the board 1 is provided on the back surface 8 of the main body.

  The balance part 3 may also be an integrally formed product from the main body, but is installed by fitting. In the present embodiment, the balance part 3 is formed with a cone 3b from the base 3a as shown in FIG.

  A hole groove having a diameter of about 40 mm and a depth of about 11 mm is provided in the center of the back surface of the board body 1, that is, a balance part receiving hole groove 11. A diameter of about 20 mm is provided at the bottom of the balance part receiving hole groove 11. A small hole groove 12 having a depth of about 4 mm is provided.

  The base portion 3a is fitted into the balance part receiving hole groove 11, and the cone 3b is projected.

  Next, the usage will be described. FIGS. 11 and 12 show a state in which the palm is placed on the pedestal 2 and the wrist angle 24, and FIGS. 13 and 14 show the location of the finger base 14. When using the present invention, one unit can be used with only one hand, or two units can be used with both left and right units simultaneously. The entire belly of the finger is brought into contact with the outer curved surface of the board 1 and the palm 2 is put on the palm 2 so that the wrist does not bend at an unreasonable angle.

(B) By applying a part of self-weight from above with the body of the knee-down in the state of push-up, the load is distributed not only on the palm but also on the finger, Train your finger muscles and sensations.
(B) The muscle strength and sensation of the finger can be safely trained with a smaller load by installing and using the present invention within a reachable position with the upper body raised.

  Thus, the main body is the board 1 having the inclined surface, but the inclined surface may be a curved surface or a flat surface. The main body is not limited to a disc body, but may be made of various materials, not limited to wood, resin, and metal. There is a finger pad on the inclined surface, and the finger is placed along the finger pad and used as a finger guide to prevent extreme unnatural loads on the finger joints. Can be loaded.

  A base on which the palm is placed, that is, the base 2 is protruded from the main body so that the palm is positioned above the finger, and a step 15 between the finger base 14 and the base 2 is provided, so that the wrist angle 22 relative to the palm can be increased. The load can be applied to the finger in a naturally spread state.

  Moreover, by installing the balance part 3, the ground contact area of the main body is reduced, and in addition to the finger strength training, the trunk can be trained simultaneously with the finger strength by training while balancing.

  When the balance part 3 is a cone 3b, the base 3a is a cylindrical body having a diameter of about 40 mm and a height of about 20 mm. The top side is a gentle cone, and the point rising about 10 mm is the top of the top. It has become.

  As for the balance part 3, there are cases other than the case of the cone 3 b, in the case of the kamaboko body 4 shown in FIG. 8, and the case where the spring 5 is provided by a coil spring as shown in FIGS. 5, 9, and 21.

  In the case of the kamaboko body 4, since it is grounded by a line, it is necessary to balance in two directions, such as front and rear, left and right, and it is possible to train finger strength and sensation for relatively simple movements.

  The kamaboko body 4 is a semi-cylindrical body having a diameter of about 40 millimeters and a height of about 11 millimeters as a base portion 3a and having a height of about 40 millimeters, a width of about 40 millimeters, and a height of about 10 millimeters.

  When the spring 5 was interposed, a cylindrical coil spring having a diameter of about 40 mm and a height of about 100 mm was installed at the center point of a flat disk having a diameter of about 110 mm and a thickness of about 5 mm. In the figure, 3a is a base plate for grounding 3a, 3c is a grounding leg plate, and the base 3a is fitted and installed in the balance part receiving hole groove 11, and the board body 1 is bounced up and down so It trains finger strength and sensation by controlling regular movements and simulating the actual bounce of the ball.

  The balance part 3 with the spring 5 interposed may be provided singularly or plurally. The type of the spring 5 is not limited to the coil spring type, but has a material or a mechanism having elastic properties such as a leaf spring type. Things can be used.

  Although illustration is abbreviate | omitted as other embodiment, you may install a slide part in the back surface of a main body instead of the balance part 3. FIG.

  The slide parts are composed of a joint surface with the main body joint portion and a slippery ground contact surface with a low coefficient of friction. As the slippery material, various materials having a low coefficient of friction such as ultra-high molecular weight polyethylene and felt fabric may be used. The size and angle of the load applied to the finger can be changed by sliding the body with the slide parts back and forth and left and right.

  As another embodiment, as shown in FIG. 20, a rotating mechanism 19 for rotating the disc body is provided on the back surface of the main body.

  The rotating mechanism 19 includes a main body joint portion, a rotating portion by a rotating plate, and a grounding portion. The grounding part is made of a material with high frictional resistance such as rubber material, so the grounding part does not move, but the rotating part is a material or mechanism that reduces the friction coefficient such as a bearing between the main body and the grounding surface, and the main body rotates. You can train your finger strength and sensation by changing the direction of your fingers and hands.

  15 and 16 show a fourth embodiment of the present invention. The disc body 1 is not a disc body but a semicircular one, and the palm 2 is formed as an upward base at the tip of the arm 6. . The arm 6 is joined by fitting its tip into a straight portion of the semi-disc body.

  FIGS. 17 and 18 show a fifth embodiment of the present invention. The disc body 1 is not a disc body, but is semi-circular as in the fourth embodiment. This was fitted directly into the straight part of the semi-disc body and joined without using the arm 6.

  FIG. 19 shows a sixth embodiment of the present invention. The disc body 1 has a curvature close to that of a sphere, and the entire back surface of the hemispherical portion is projected as a mountain-shaped balance part 3.

  FIG. 21 shows an eighth embodiment of the present invention, in which a plurality of coil spring type springs 5 are provided.

DESCRIPTION OF SYMBOLS 1 Board body 2 Palm stand 3 Balance part 3a Base part 3b Cone 3c Leg board 4 Kamaboko body type 5 Spring 6 Arm 7 Front surface 8 Back surface 9 Palm stand receiving hole groove 10 Zenith part 11 Balance parts receiving hole groove 12 Small hole groove 13 Main body 14 Finger stand 15 Step 16 Finger stand vertical center axis 17 Palm stand vertical center axis 18 Body vertical center axis 19 Rotating mechanism 23 Inclined surface 24 Wrist angle

Claims (7)

  A board body having an inclined surface obtained by cutting off a part of an outer curved surface of a ball of a ball game ball size is formed as a finger base on which the inclined surface is spread with a finger, and a table on which a palm is placed, A finger strength training device that features a palm stand protruding from the main body and a step between the finger stand and the palm stand.   The finger strength training device according to claim 1, wherein the main body vertical center axis deviates from the palm base vertical center axis, and the finger base center axis is further deviated from the main body vertical center axis.   The finger strength training device according to claim 1 or 2, wherein a balance part, which is a protrusion for taking a horizontal balance of the board body, is provided on the back surface of the main body.   The finger force training device according to claim 3, wherein the balance part is a spring part with a spring interposed therebetween.   The finger strength training device according to claim 1 or 2, wherein a slide part for sliding the board to the floor surface is installed on the back surface of the main body.   The finger strength training device according to claim 1, wherein a rotation mechanism for rotating the disc body is provided on the back surface of the main body.   In a disc-shaped body with a part of the outer curved surface of a basketball-sized sphere cut out, the bulging dome surface is the front surface and the opposite flat surface is the back surface, but one edge is biased away from the center point of the surface. A vertical hole groove, that is, a pedestal receiving hole groove is provided in one place, and a cylindrical body having a diameter corresponding to the groove, that is, a pedestal is installed in the pedestal receiving hole groove, and the installed pedestal is a disk. It is equal or slightly higher than the zenith of the body, the balance part receiving hole groove is provided at the center on the back, and the small hole groove is provided at the bottom of the balance part receiving groove, Finger strength training device characterized by installing balance parts in the hole groove.

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