JP6366159B2 - Practice chopsticks with finger pad for straightening chopsticks - Google Patents

Description

  The present invention relates to a practice chopstick having an orthodontic finger pad having a simple structure.

  Conventionally, a practice chopstick has been proposed for practicing correct operation of chopsticks, in particular, how to hold chopsticks correctly, mainly for people who cannot use chopsticks correctly, such as children and foreigners (see Patent Document 1).

  The practice chopsticks disclosed in Patent Document 1 relate to practice chopsticks for practicing correct operation of chopsticks, particularly how to hold the correct chopsticks, and the outline thereof is as follows.

  That is, a first chopstick member having a thumb insertion hole for inserting a thumb and a first pad for picking up a solid material, wherein a thumb insertion hole is formed in an upper portion of the first chopstick member, and a first chopstick member is formed in a lower portion of the first chopstick member. A second chopstick member having a first chopstick member formed with one pad, a holding unit for inserting an index finger and a middle finger, an adjusting means for adjusting a fixing position of the holding unit, and a second pad for picking up a solid object. The holding unit has an index finger insertion hole for inserting an index finger and a middle finger insertion hole for inserting the middle finger, and a second chopstick member having a second pad formed below the second chopstick member, the first chopstick member, This is a practice chopstick for developing intellectual ability, which is formed on the upper part of the two chopstick members and has coupling means for coupling the first chopstick member and the second chopstick member at predetermined intervals.

Japanese Patent No. 3766831

However, in the practice chopsticks described in Patent Document 1 above, a thumb insertion hole is formed in the upper part of the first chopstick member, and an index finger insertion hole for inserting an index finger and a middle finger insertion for inserting the middle finger are inserted into the second chopstick member. Since a holding unit having a hole is formed, the structure of the practice chopsticks is not always simple.
In addition, the mold becomes complicated in its manufacture.

By the way, the correct usage of chopsticks is said to be to fix the lower chopsticks firmly at the tip of the ring finger and the base of the thumb / index finger, and move the upper chopsticks with the thumb / index finger / middle finger.
And when pinching or releasing food, only the upper chopsticks are moved.
In order to use chopsticks correctly, it is necessary to learn how to hold them correctly.
Therefore, in order to have chopsticks correctly, it is important to first wear a bag that holds the distance between the two chopsticks.

The present invention has been made in view of the above circumstances so that the user can naturally learn how to hold the correct chopsticks and correct operation while using it as if using a normal chopstick. The task is to provide practice chopsticks.
It is another object of the present invention to provide a practice chopstick that is easy to manufacture, easy to handle by the user, and simple in structure.

  The present inventor has intensively studied to solve the above problems, and surprisingly finds that the above problems can be solved by detachably attaching the correction finger pad to the movable chopsticks, and completes the present invention. I arrived.

The present invention is (1) a practice chopstick having a fixed chopstick, a movable chopstick, a connecting body provided near the back of both chopsticks, and a correction finger rest provided in front of the connecting body , The correction finger pad is detachable with respect to the movable chopsticks, the movable chopsticks are swingable with respect to the fixed chopsticks via the coupling body , and the correction finger pad is It is made of a synthetic resin having a mounting hole for the movable chopsticks, a support recess for the index finger, and a support recess for the middle finger. The mounting hole of the movable chopstick has an open portion over its entire length in the longitudinal direction. Is located above the mounting hole of the movable chopsticks, and the support recess of the index finger and the support recess of the middle finger are directed in opposite directions across the partition wall,
The connection body has a flat plate shape that is thinner than the fixed chopsticks and the movable chopsticks. The fixed chopsticks are fixed to the connection body, and the movable chopsticks are connected to the connection body by swing pins (swing fulcrums). The practice chopsticks are swingably connected to each other .
Here, the fixed chopsticks refer to the lower chopsticks fixed at the tip of the ring finger and the base of the thumb / index finger. The movable chopsticks are placed between the middle finger and the index finger and supported by the thumb. Say.

The present invention (2), said movable chopsticks and the fixed chopsticks lies in practice chopsticks according to the above (1) which has a tapered such that thinner toward the tip end than the coupling member.

The present invention, (3) the the fixed chopsticks lies in practice chopsticks according to above recess for Ategau the base of recess and thumb A for Ategau ring finger D is provided (1).

  The practice chopsticks according to the present invention have the following effects.

  Since the correction finger rest is detachably attached only to the movable chopsticks, the practice chopsticks having the correction finger rest have a simple structure.

  The correction finger rest is detachable with respect to the movable chopsticks, and the movable chopsticks are swingable with respect to the fixed chopsticks via the coupling body.

  The correction finger rest is made of a synthetic resin having a mounting hole for the movable chopsticks, a support recess for the index finger, and a support recess for the middle finger, and the mounting hole of the movable chopsticks has an open portion extending over the entire length in the longitudinal direction. Therefore, the movable chopsticks can be easily and elastically mounted in the mounting holes of the movable chopsticks.

  The connection body has a flat plate shape that is thinner than the fixed chopsticks and the movable chopsticks. The fixed chopsticks are fixed to the connection body, and the movable chopsticks are connected to the connection body by swing pins (swing fulcrums). Since the chopsticks are swingably connected to each other, only the movable chopsticks can be easily moved.

Since the fixed chopsticks are provided with a recess 11c for applying the ring finger D and a recess 11b for applying the base of the thumb A, the positions of the ring finger D and the thumb A are fixed. Dynamic operation is accurate.
7 and 8, the thumb A, the index finger B, the middle finger C, the ring finger D, and the little finger E are indicated by alternate long and short dash lines.

  Since the fixed chopsticks and the movable chopsticks are tapered so as to become thinner toward the tip than the coupling body, the movable chopsticks can be easily inserted into the mounting holes of the movable chopsticks.

FIG. 1 is a perspective view of a main part of a practice chopstick having a correction finger rest according to an embodiment of the present invention. FIG. 2 is an overall front view of the practice chopsticks with the correction finger pad according to the embodiment of the present invention removed. 2A shows a state where the movable chopsticks 12 are closed, and FIG. 2B shows a state where the movable chopsticks 12 are opened. FIG. 3 shows a part of the movable chopsticks and fixed chopsticks shown in FIG. 2, and FIG. 3 (A) is a partial view of the movable chopsticks showing a part of the movable chopsticks in FIG. 2 (A) viewed from the X direction. FIG. 3B is a partial view of the fixed chopsticks showing a portion of the fixed chopsticks in FIG. 2A viewed from the Y direction. FIG. 4 is an overall front view of the correction finger rest according to the embodiment of the present invention. FIG. 5 is a right side view of the correction finger rest according to the embodiment of the present invention. FIG. 6 is a diagram for explaining a method of attaching the correction finger pad to the movable chopsticks. FIG. 7 is a front view of an essential part showing a use state in which a practice chopstick having a correction finger rest according to an embodiment of the present invention is gripped with the right hand. FIG. 8 is a top view of the main part showing a use state in which the chopstick for practice having the correction finger rest according to the embodiment of the present invention is gripped with the right hand.

  A practice chopstick 10 having a correction finger pad 14 according to an embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a perspective view of a main part of a practice chopstick 10 having a correction finger pad 14 according to an embodiment of the present invention.
As shown in FIG. 1, a practice chopstick 10 having a correction finger pad 14 according to an embodiment of the present invention includes a fixed chopstick 11, a movable chopstick 12, a connector 13, and a correction finger pad 14. have.

  2 is an overall front view of the practice chopsticks 10 from which the correction finger pad 14 according to the embodiment of the present invention has been removed, and FIG. 2 (A) shows a state in which the movable chopsticks 12 are closed, and FIG. B) shows a state in which the movable chopsticks 12 are opened.

  FIG. 3 shows a part of the movable chopsticks and fixed chopsticks shown in FIGS. 2A and 2B. FIG. 3A shows a portion of the movable chopsticks in FIG. FIG. 3B is a partial view of the fixed chopsticks showing a portion of the fixed chopsticks in FIG. 2A viewed from the Y direction.

Then, as shown in FIGS. 2A and 2B, the fixed chopsticks 11 and the movable chopsticks 12 are tapered so as to become narrower from the coupling body 13 toward the tip.
The fixed chopsticks 11 are fixed to the connecting body 13 by a fixed pin 13a, and the movable chopsticks 12 are swingably connected by a swinging pin 13b (swinging fulcrum).
Thus, the rotating chopsticks 12 can swing with respect to the fixed chopsticks 11.
In the fixed chopsticks 11, a recess 11c is formed at a position away from the fixed pin 13a by a certain distance toward the chopstick tip, and similarly, a recess 11c is formed on the chopstick head side.

More specifically, as shown in FIGS. 3A and 3B, the connecting body 13 has a flat plate shape thinner than the thickness of the fixed chopsticks 11 and the movable chopsticks 12, and the fixed chopsticks 11 are fixed by the fixing pins 13a. The movable chopstick 12 is fixed to the connecting body 13 and is swingably connected to the connecting body 13 by a swing pin 13b (swing support point).
The connecting body 13 is in contact with the end of the fitting hole 11 a of the fixed chopsticks 11.
Therefore, the connecting body 13 is firmly fitted into the fixed chopsticks 11, and the two do not move with each other.
The coupling body 13 is not in contact with the end of the fitting hole 12a of the movable chopsticks 12.
Therefore, even if the movable chopsticks 12 are swung, the connecting body 13 does not hinder.

On the other hand, the correction finger pad 14 is made of synthetic resin (for example, silicon rubber), and has a base 140 having a mounting hole 14a for mounting the movable chopsticks 12 and extends outward from the base 140 (that is, the mounting hole 14Aa). Extension part 141 (extending in a substantially vertical direction from the center line).
FIG. 4 is an overall front view of the correction finger rest according to the embodiment of the present invention, and FIG. 5 is a right side view of the correction finger rest according to the embodiment of the present invention.

The mounting hole 14a of the correction finger pad 14 has an open portion K over the entire length in the longitudinal direction. Therefore, when the movable chopstick 12 is mounted in the mounting hole 14a of the correction finger pad 14Aa, The mounting hole 14a is elastically expanded, and the corrective finger pad 14 can be securely mounted on the movable chopsticks 12.
There are two attachment methods when attaching to the movable chopsticks 12.
FIG. 6 is a diagram for explaining a method of mounting the correction finger pad 14 on the movable chopsticks 12.
One is a method of pushing in the longitudinal direction from the tip of the movable chopsticks, and the other is a method of pushing into the movable chopsticks from the lateral direction.
In either case, since the mounting hole 14a of the correction finger pad 14 is expanded, it is elastically mounted to the movable chopsticks 12.

  As shown in FIGS. 1, 4, and 5, the correction finger pad 14 has an index finger support recess 14 b and a middle finger support recess 14 c positioned above the mounting hole 14 a of the movable chopsticks 12, and the index finger. The support recess 14b and the middle finger support recess 14c are configured to face in opposite directions with the partition wall 14d interposed therebetween.

  Next, with reference to FIG. 7 and FIG. 8, a use state in which the practice chopstick 10 having the correction finger pad 14 according to the embodiment of the present invention is grasped with the right hand will be described.

  FIG. 7 is a front view of an essential part showing a use state in which a practice chopstick having a correction finger rest according to an embodiment of the present invention is gripped with the right hand.

  FIG. 8 is a top view of the main part showing a use state in which the chopstick for practice having the correction finger rest according to the embodiment of the present invention is gripped with the right hand.

As shown in FIGS. 7 and 8, the fingertip of the thumb A is brought into contact with the right side of the correction finger pad 14, the index finger B is applied to the support recess 14b of the index finger, the middle finger C is applied to the support recess 14c of the middle finger, The partition wall 14d of the protruding portion 141 is sandwiched between the index finger B and the middle finger C.
On the other hand, the practice chopsticks 10 are held with the right hand so that the fixed chopsticks 11 are supported by the inner side of the ring finger D and the base of the thumb A.
Here, the ring finger D is applied to the recess 11c of the fixed chopsticks 11, and the base of the thumb A (that is, the portion between the thumb A and the index finger B) is applied to the recess 11b.
As a result, the ring finger D and the thumb A are fixed to the fixed chopsticks 11, so that the swinging operation described later is performed accurately.
7 and 8, the thumb A, the index finger B, the middle finger C, the ring finger D, and the little finger E are indicated by alternate long and short dash lines.

  In order to widen the tips of the movable chopsticks 12 and the fixed chopsticks 11, the index finger B and the middle finger C are brought into contact with the support recess 14b of the index finger and the support recess 14c of the middle finger, respectively, and slightly lifted upward. The movable chopsticks 12 are swung by a rocking pin 13b (a rocking fulcrum), and the tips of the movable chopsticks 12 and the fixed chopsticks 11 spread.

  Further, in order to bring the tips of the movable chopsticks 12 and the fixed chopsticks 11 close to each other, the index finger B and the middle finger C are brought into contact with the support recess 14b of the index finger B and the support recess 14c of the middle finger C, respectively, and slightly downward. When pushed down, the movable chopsticks 12 are swung by a rocking pin 13b (a rocking fulcrum), and the tips of the movable chopsticks 12 and the fixed chopsticks 11 approach each other.

  In this way, the movable chopsticks 12 can be swung with respect to the fixed chopsticks 11 via the coupling body 13, and only the movable chopsticks 12 can be moved correctly by getting used to this.

  The practice chopsticks 10 having the correction finger pad 14 according to the embodiment of the present invention has many excellent effects as described above.

  Since the correction finger pad 14 is detachably attached only to the movable chopsticks 12, the practice chopstick 10 having the correction finger pad 14 has a simple structure.

  The correction finger pad 14 can be attached to and detached from the movable chopsticks 12, and the movable chopsticks 12 can swing with respect to the fixed chopsticks 11 via the coupling body 13.

The correction finger pad 14 is made of a synthetic resin having a mounting hole 14a, a support concave portion 14b of the index finger B, and a support concave portion 14c of the middle finger C. The mounting hole 14a has an open portion K over the entire length in the longitudinal direction. Therefore, the movable chopsticks 12 can be easily and elastically attached to the attachment holes 14a.
Since the correction finger pad 14 is made of synthetic resin, it can be easily mounted.

  The connecting body 13 has a flat plate shape that is thinner than the fixed chopsticks 11 and the movable chopsticks 12. The fixed chopsticks 11 are fixed to the connecting body 13 by fixing pins 13a. ), The movable chopsticks 12 can be moved.

  Since the fixed chopsticks 11 and the movable chopsticks 12 are tapered so as to become thinner toward the tip than the coupling body 13, the movable chopsticks 12 can be easily inserted into the mounting hole 14a of the correction finger pad 14. .

Since the fixed chopsticks are provided with a recess 11c for applying the ring finger D and a recess 11b for applying the base of the thumb A, the positions of the ring finger D and the thumb A are fixed. Dynamic operation is accurate.
Although the present invention has been described above, the present invention is not limited to the above-described embodiments, and modifications can be made.

Further, it is also possible to provide fine concave and convex portions for preventing slippage in the pointing concave portion 14b of the index finger and the supporting concave portion 14c of the middle finger c.
For example, the connecting body 13 and the fixing chopsticks 11 can be fixed by using fixing means other than the fixing pin 13Aa.
Further, the cross-sectional shapes of the fixed chopsticks 11 and the movable chopsticks 12 can be changed to polygonal chopsticks or the like other than circular chopsticks, and the same chopsticks having different shapes in the length direction can also be adopted.

The practice chopsticks of the present invention include a fixed chopstick, a movable chopstick, a coupling body, and a correction finger rest, and the correction finger rest is detachable from the movable chopstick, and the movable chopstick is a coupling body. Since it can be swung with respect to the fixed chopsticks, the structure is simple and the fingering can be easily corrected.
As long as the movable chopsticks swing, it can be applied to various chopsticks.

10. Practicing chopsticks 11 having a finger pad for correction 11 ... Fixed chopsticks 11a ... Fitting hole 11b of the coupling body on the fixed chopsticks side ... Fixed chopstick recess 11c where the base of the thumb contacts. Recessed chopstick recess 12 ... Movable chopsticks 12a ... Mating hole 13 on the movable chopstick side coupling body ... Linkage 13a ... Fixed pin 13b ... Swing pin (swinging fulcrum)
14 ... Correction finger pad 140 ... Base 141 ... Extension 14a ... Correction finger pad mounting hole 14b ... Index finger support recess 14c ... Middle finger support recess 14d ... Bulkhead A ... Thumb B ... Index finger C ... Middle finger D ... ring finger E ... little finger K ... open release part

Claims (3)

A chopstick for practice having a fixed chopstick, a movable chopstick and a connecting body provided near the back of both chopsticks and a correcting finger pad provided in front of the connecting body , wherein the correcting finger pad includes the Removable with respect to the movable chopsticks, the movable chopsticks can swing with respect to the fixed chopsticks via the coupling body ,
The correction finger rest is made of a synthetic resin having a mounting hole for the movable chopsticks, a support recess for the index finger, and a support recess for the middle finger, and the mounting hole of the movable chopsticks has an open portion extending over the entire length in the longitudinal direction. Have
The support recess of the index finger and the support recess of the middle finger are located above the mounting hole of the movable chopsticks, and the support recess of the index finger and the support recess of the middle finger are facing in opposite directions across the partition wall,
The connecting body has a flat plate shape that is thinner than the fixed chopsticks and the movable chopsticks. The fixed chopsticks are fixed to the connecting body, and the movable chopsticks are swingable to the connecting body by swing pins. Practice chopsticks characterized by being connected .   The practice chopsticks according to claim 1, wherein the fixed chopsticks and the movable chopsticks are tapered so as to become narrower toward the tip than the coupling body.   2. The practice chopsticks according to claim 1, wherein the fixed chopsticks are provided with a recess for applying a ring finger and a recess for applying a base of a thumb.

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