JP2001198235A - Swimming practicing aid - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a swimming practicing aid that can be held by thighs and the like of a person practicing swimming easily, is hard to slip away from the thighs and the like by which it is held, permits breathing practice and the practice of movement of arm parts or the upper half body part and the like in the state in which the lower half body part and the like are relaxed, and is easy to store and keep at low cost. SOLUTION: A swimming practicing aid A in the shape of a life buoy has the first bag part Ab serving to be pinched and held by leg parts B' and the like and the second bag part Aa and the third bag part Ac provided in both sides of the first bag part Ab, and it has a constitution that each of the bag parts Aa, Ab and Ac communicates with each other to allow inside air to move among each bag part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a swim training aid which is easy to manage, easy to use and inexpensive.

[0002]

2. Description of the Related Art When practicing a butterfly leg in crawl or backstroke, practicing frog kick in breaststroke, practicing dolphin kick in butterfly, etc., practicing lower body in swimming, it is generally called a beat board. He practiced by holding the firing plastic board by hand and lifting his upper body.

[0003] Also, when practicing breathing in various forms of swimming such as crawl, breaststroke, butterfly and backstroke, and practicing the movement of the arm corresponding to various swimming or the movement of the upper body corresponding to each swimming, He practiced by putting the foamed plastic board between his thighs to give the lower body part buoyancy.

[0004]

However, in the case of practicing various swimming techniques by putting the foamed plastic board between the thighs so that the lower body part has buoyancy, the foamed plastic board used is thighs. There is a problem in that it is not deformed due to pinching by the part, and because the surface is smooth, the pinch slips out of the thigh during use.

[0005] When swimming is practiced by tightly tightening the thigh so that the plastic board used for sandwiching between the thighs does not come off, the thigh holding the plastic board for firing is used. There was a problem that strengthened the club and hindered proper swimming practice.

[0006] The present invention solves such a problem in swimming practice using a plastic foam board in the related art, and enables a swimmer to easily hold the swimming trainer by the thigh and the like and to escape from the held thigh and the like. The purpose of the present invention is to provide an inexpensive, easy-to-store and easily-swimmable swim training aid that can practice breathing and exercise of the arms and upper body, etc., in a state in which it is difficult to relax the lower body and the like. .

[0007]

In order to achieve the above-mentioned object, the present invention is directed to a swimming training aid having a floating bag shape, wherein the swimming training aid is provided. , A first bag portion to be held and held by legs, and second and third bag portions provided on both sides of the first bag portion, and each of the bag portions is a respective bag portion. It is a swim training aid characterized in that it is communicated so as to be able to move internal air between them.

[0008] In the swimming training aid configured as described above, the first bag portion sandwiched between the legs and the like corresponds to the pinching force of the sandwiching legs and the like, and the first bag portion engages with the first bag portion. 1
The air in the bag portion is moved toward the second and third bag portions and closely adheres to the pinching leg or the like in a depressed state, and is held in a pinched state by the leg portion or the like.

Further, by pressing the first bag portion with the legs or the like, the air in the first bag portion is communicated with the second and third airbags.
And functions to increase buoyancy in the second and third bags.

[0010] In order to achieve the above object, the invention according to claim 2 is applied to an air blower having an opening / closing means in any one of the bag portions. The present invention is a swimming training aid, which is provided with holes for inserting and discharging.

In the swim training aid constructed as described above, in addition to the above-mentioned features, the swimming training aid can be adjusted to have a required internal pressure. The management and storage can be performed in a state where the internal air is removed.

[0012] In order to achieve the above object, the present invention provides a third aspect.
The invention according to claim 1 or 2, wherein the second bag portion and the third bag portion are bag portions having different sizes. There is a training aid.

In the swim training aid constructed as described above, by changing the use positions of the second and third bags having different sizes in accordance with the above-mentioned features, the swim training aid is provided. The buoyancy provided to the site of use of the aid can be varied.

According to another aspect of the present invention, there is provided a computer system comprising:
The invention described in (1), (2) or (3)
In the invention described in the above, the swimming training aid is a floating bag-like swimming training aid made of a substantially square plastic sheet, and the swimming bag-like swimming training aid is located between a pair of opposed sides of the floating bag-like swimming training aid. The floating bag-like swim training aid is divided into the first, second, and third bag portions which are mutually air-movable by welding parts parallel to each other. is there.

In the swim training aid configured as described above, it is easy to manufacture the swimming training aid configured according to the above-mentioned features, and furthermore, in the swimming training aid configured as described above. The first bag portion has a square shape suitable for being sandwiched between legs or the like.

[0016]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a swim training aid according to a typical embodiment of the present invention will be described in detail.

FIG. 1 is a perspective view of a swim training aid A according to a typical embodiment, and FIG. 2 is a plan view thereof. Further, FIG. 3 shows a cut end surface of a continuous portion of the bag portion constituting the swimming training aid A, and FIG. 4 shows another cut portion of the bag portion constituting the swimming training aid A. It shows a cross section. In FIG. 5, the swim training aid is shown in the longitudinal direction, and in FIG. 6, it is shown in the transverse direction with the cut end face. 7 and 8 show a main part of a hole 11a for blowing and discharging air into the swimming training aid A in a cut end state. FIG. 9 shows a typical state of use of this swim training aid when a main part of its use part is viewed from the side, and in FIG. The training aid A is shown viewed from the rear of the use site. Further, FIG. 11 shows a state in which the swim training aid A is inverted and used on the upper and lower sides, and similarly, the rear side of the use site. Shown from

The swim training aid A according to this exemplary embodiment is a swim training aid A having a floating bag shape, and the swimming training aid A is sandwiched between legs B 'and the like. It has a first bag portion Ab provided for attaching and holding, a second bag portion Aa and a third bag portion Ac provided on both sides of the first bag portion Ab, and each of the bag portions Aa, Ab , Ac are connected to each other so as to move the internal air between the bag portions.

A swim training aid A constructed as described above.
, The first bag portion A sandwiched between the leg portions B ′ and the like.
b corresponds to the pinching force of the pinching leg B ′ and the like, and the air in the first bag Ab is released from the second bag Aa.
Further, it can be used in a state in which it is moved to the third bag portion Ac side and in a recessed state, closely adheres to the pinching leg B ′ or the like, and is held in a pinching state by the leg B ′ or the like.

Further, by pressing the first bag portion Ab with the leg portion B 'or the like, the air in the first bag portion Ab is communicated with the first bag portion Ab. The second bag portion Aa and the third bag portion Ac are moved to the second bag portion Aa and the third bag portion Ac, and the buoyancy in the second bag portion Aa and the third bag portion Ac can be increased.

Further, in the swim training aid A according to the above-described configuration, an air blowing and discharging hole 16a having an opening / closing means 17 is provided in any one of the bags Aa, Ab, and Ac. The configuration may be provided.

A swim training aid A constructed as described above.
In addition to the above features, the swimming training aid A
Can be adjusted to a state having a required internal pressure, and can be managed and stored in a state where the internal air in the swim training aid A is removed, so that easy management and storage can be performed. .

The swim training aid A according to the above configuration
In the above, the second bag portion Aa and the third bag portion Ac may be formed as bag portions having different sizes.

A swim training aid A constructed as described above.
According to the above, in accordance with the above-described features, when the swim training aid A is used, the use positions of the second bag portion Aa and the third bag portion Ac having different sizes are changed. It is possible to change the buoyancy brought to the use site of the swim training aid A.

Further, the swim training aid A according to the above configuration
In the above, the swim-assisting assisting device A is a floating bag-shaped swim-assisting assisting device A made of a plastic sheet having a substantially square shape, and is located between a pair of sides s-s facing each other. Welded part 1 parallel to the side s
The first bag portion Ab, the second bag portion Aa, in which the floating bag-like swimming training aid A can move air mutually by 1
It may be configured to be divided into the third bag portion Ac.

The swim training aid A thus constructed
According to the above, it is easy to manufacture the swim training aid A configured in accordance with the above-mentioned features, and the first bag portion Ab of the configured swim training aid A is a leg B ′. It can be configured in a quadrangular shape suitable for being sandwiched by, for example.

More specifically, the swim training aid A is constituted as a swim training aid A having a bag chamber 12 by a non-breathable and water-resistant material, for example, a plastic sheet 10. , This plastic sheet 1
The first bag Ab having the first bag chamber 12b, the second bag Aa having the second bag chamber 12a, and the third bag having the third bag chamber 12c by the welding portion 11 provided in the first bag chamber 12b. The first bag portion Ab and the second bag portion Aa.
Further, the third bag portion Ac is configured so as to movably communicate the air in the bag chamber 12 with each other.

In the illustrated example, a pair of rectangular plastic sheet materials 10a and 10b are placed in an overlapping state, and the plastic sheet materials 10a and 10b in the overlapping state are placed on the peripheral edge thereof. And a pair of plastic sheet materials 10 in this superimposed state.
a, 10b, which are parallel to the short sides s, s of the peripheral edge welded portion 11a, and in which the peripheral edge welded portion 11a is welded.
The first bag portion Ab is provided between the first section welding portion 11b and the second section welding portion 11c facing the direction between the sides t, t on the longitudinal side of FIG. And the second bag portion Aa and the third bag portion Ac are provided with a state in which they have a communication passage 14 that allows internal air to move therebetween.

Further, the pair of plastic sheet materials 10a, 10a
The peripheral edge welded portion 11a provided on the peripheral edge of the pair of plastic sheet materials 10
a pair of plastic sheet materials 10a, 10b
A floating bag-like portion having an airtight bag chamber 12 inflated by filling with air and eliminating the bulge by discharging internal air is formed.

The peripheral welding portion 11 provided on the plastic sheet materials 10a and 10b in such a superimposed state.
The outer portion of a is an outer peripheral flange portion 15 so as to prevent the peripheral edge welded portion 11a from being damaged.

The first section welding section 11b and the second section welding section 11c provided inside the peripheral edge welding section 11a are located between the shorter sides s, s of the peripheral edge welding section 11a. The peripheral side welds 11a are parallel to the short sides s, s and are provided in a direction extending between the long sides t, t of the peripheral welds 11a.
Inside, the shorter sides s, s so as to form the first bag portion Ab, the second bag portion Aa, and the third bag portion Ac.
Are provided so as to form a line parallel to the side s at a position separated by a predetermined distance from each of them. In this illustrated example,
A first passage 14a forming a communication passage 14 between both side ends of the first section welded portion 11b provided in the peripheral welded portion 11a and the peripheral welded portion 11a, and the second passage 14a.
And a second passage 14b which forms a communication passage 14 between both side ends of the divided welded portion 11c and the peripheral welded portion 11a.
The internal air can be freely moved between the bag portion Ab, the second bag portion Aa, and the third bag portion Ac.

The swim training aid A, which is thus provided with the peripheral edge welding portion 11a, the first section welding section 11b, and the second section welding section 11c, is provided in the first section. A form in which the first bag portion Ab suitable for being sandwiched and used by the legs B ′ of the swimmer B between the welding portion 11b and the second section welded portion 11c, for example, the swimmer B However, the first and second section welded portions 11b and 11b are separated from each other by a convenient distance between the legs B 'such as the thigh B "and the first bag Ab.
It is configured to have between c. In this illustrated example,
The first section welded portion 11b and the second section welded portion 11c
The first bag portion Ab having a long rectangular shape is formed on the longitudinal side of the first section welded portion 11b and the second section welded portion 11c with the gap being the short width side, and this first bag portion Ab is The first bag chamber which is suitable for being pinched by the thigh B "or the like and capable of appropriately moving the internal air to the second bag Aa and the third bag Ac by pinching the thigh B" or the like. 12
b.

On one side of the first bag portion Ab having the first bag chamber 12b, the second bag portion Aa, which is narrower than the third bag portion Ac, is connected to the other side. In the illustrated example, the third bag portion Ac is configured to be wider than the second bag portion Aa. In the illustrated example, the third bag portion Ac is provided via the first section welding portion 11b. The second bag portion Aa is
The third bag portion A via the second section welding portion 11c
c is provided in the first bag portion Ab in a series.

The second bag chamber 12a of the second bag portion Aa formed between the first section welding portion 11b and a part of the peripheral edge welding portion 11a having the above configuration, and the second bag chamber 12a.
The third bag chamber 12c of the third bag portion Ac formed between the section welding portion 11c and a part of the peripheral edge welding portion 11a.
Are connected to the first bag chamber 12b of the first bag portion Ab by the communication passage 14, respectively. In the illustrated example, the third bag portion Ac is The configuration is provided with a large-capacity bag chamber 12 having a larger buoyancy than the second bag portion Aa.

The swimming training aid A may be made of any material as long as it is configured in a floating bag shape and can maintain air in a sealed state, and may be formed by any method. You may have.

When the swim training aid A is composed of plastic sheet materials 10a and 10b, any plastic sheet materials 10a and 10b can be used as long as they can be welded to each other. For example, a single-leaf plastic sheet, a plastic sheet material configured in a single layer state, a plastic sheet material formed by laminating two or more plastic sheets, a reinforcing sheet material such as a woven or knitted fabric, and a synthetic resin material. An appropriate plastic sheet material such as a composite plastic sheet material obtained by impregnating, laminating, and coating can be used.

The plastic sheet material 10
a and 10b are welded to constitute the swim training aid A, the peripheral welding portion 11a and the first section welding portion 1 provided on the plastic sheet materials 10a and 10b.
1b and the welding portion 11 such as the second section welding portion 11c
May be formed by any method as long as the plastic sheet members 10a and 10b can be welded to each other.

Further, in the above configuration, the second bag chamber 12a of the second bag portion Aa and the first bag portion 12a of the first bag portion Ab are provided.
The first passage 14a provided in the first section welding portion 11b between the first bag portion 12b and the first bag portion Ab
The second passage 14b provided in the second section welding portion 11c between the first bag chamber 12b of the third bag section Ac and the third bag chamber 12c of the third bag section Ac is connected to the first section. Between the welding portion 11b and the peripheral edge welding portion 11a, and the second section welding portion 1
1c and the peripheral welding portion 11a, without providing between the second bag chamber 12a and the first bag chamber 12b to an arbitrary portion of the first section welding portion 11b, Further, the first bag chamber 12a and the third bag chamber 12c may be provided so as to communicate with an arbitrary portion of the second section welding portion 11c.

The swim-assisting assisting device A having the above-described configuration is added to the first bag chamber 12b of the first bag portion Ab and the second bag-portion Aa of the second bag portion Aa that constitutes the swim-assisting assisting device A. Air is injected into the third bag compartment 12c of the third bag portion Ac or the first bag compartment 12b, the second bag compartment 12a, and the third bag compartment 12c. A hole 16a for discharging a certain air is provided.

A hole 1 provided in this swim training aid A
6a is configured to have opening / closing means 17 for the hole 16a. Typically, the swimming 16a is opened and closed by opening / closing means 17 having a stopper 17a for sealing the hole 16a and a check valve 17b. The training aid A is swelled or used so as to eliminate the swelling.

The hole 16a provided in the swimming training aid A typically has a first bag portion Ab and a second bag portion Aa in the form of a floating bag constituting the swimming training aid A.
In addition, the plastic bag 10 constituting the third bag portion Ac may be provided in any of the bag portions in the third bag portion Ac. It is provided in such a manner that the inside and outside of the plastic sheet material 10a communicate with each other.

The hole 16a provided in the plastic sheet material 10a is formed of a plastic material having a lower peripheral flange welded to the peripheral edge of the hole 18 provided in the plastic sheet material 10a so as to cover the hole 18. And a plastic tubular body 16c provided on the upper end surface of the trapezoidal tubular body 16b so as to protrude inward and outward. The tubular body 16c
Is provided with a hole 16a communicating between the inside and outside of the third bag chamber 12c constituting the third bag portion Ac.
By pushing c toward the inside of the third bag portion Ac, the trapezoidal tubular body 16b is deformed from the state of FIG. 7 to the inverted state as shown in FIG. The third bag portion Ac can be used in a stored state located inside the surface of the plastic sheet material 10a constituting the bag portion in the third bag portion Ac.

The swim training aid A is opened at the opening end of the tubular body 16c inside the third bag portion Ac by blowing air into the swimming training aid A, and the air is blown into the tubular body 16c. A check valve 17b made of a piece of plastic that is closed by stopping is provided, and a plug 17a made of plastic is provided at an open end of the tubular body 16c outside the third bag portion Ac. .

The plug 17a provided integrally with the tubular body 16c is configured so as to be pressed tightly into the hole 16a of the tubular body 16c and fitted into the hole 16a in a closely fitted state, and has an upper end provided at the upper end thereof. Plastic knob 17
a ′ as a single unit.
A portion of a ′ is provided as a connecting portion 17a ″ integrally connected to the upper end of the tubular body 16c, and is provided continuously to the tubular body 16c.

A swim training aid A constructed as described above
Is a plug 1 with the tubular body 16c pulled out.
7a is removed, air is blown into the swim training aid A from the hole 16a, the plug 17a is fitted into the hole 16a, and the tubular body 16c used for blowing the air is removed from the hole 16a. As shown in FIG. 8, it is used as a swim training aid A having a bulge and a bulge suitable for use by being pushed into the bag portion of the swimming training aid A as shown in FIG.

A swim training aid A constructed as described above
When practicing swimming, a swimmer B sandwiches the first bag portion Ab of the swimming training aid A with legs B ′ such as a thigh B ″, or holds the first bag Ab with an arm on the side. Used as follows.

The swim training aid A is most typically used by a swimmer B by placing the first bag portion Ab of the swimming training aid A between the thighs B ″. Bag part A
a and the third bag Ac are sandwiched between the thighs B ″ so as to protrude outward as much as possible.

In using the swim training aid A, as shown in FIG. 10, the side of the second bag portion Aa constituting the swimming training aid A is placed on the water surface side of the swim trainer B. 11 and the third bag portion Ac may be positioned on the underwater side.
As shown in FIG. 3, the side of the third bag portion Ac that constitutes the swim training aid A is positioned on the water surface side of the swimmer B, and the side of the second bag portion Aa is positioned on the underwater side. By changing the orientation of the used swim training aid A, the buoyancy exerted on the legs B ′ holding and holding the swimming training aid A can be changed.

In using the swimming training aid A, the amount of air in the swimming training aid A is changed and adjusted by using the hole 16a as needed. The buoyancy exerted on the leg B ′ using the auxiliary tool A can be changed.

Auxiliary equipment A for swimming practice constructed as described above
In the present invention, it is possible for the swimmer B to reliably hold the swimmer A in the sandwiched state by the thigh B 'or the like with a relatively small amount of effort.
The swimmer B performs various swimming exercises, such as breathing exercises and arm or upper body movement exercises, in a state where the strength required for holding the swim exercise aid A in the lower body and the like is released. Action can be taken.

[0051]

The swim training aid according to the present invention is a swimming training aid having a floating bag shape, and the swimming training aid is used for holding and holding the legs by a leg or the like. , And second and third bag portions provided on both sides of the first bag portion, and the respective bag portions communicate with each other so as to move internal air between the respective bag portions. Therefore, the first bag portion sandwiched between the legs and the like is configured such that the air in the first bag portion responds to the pinching force of the sandwiching legs and the like, and the air in the first bag portion is closer to the second and third bag portions. In a state of being held in a pressed state by the legs and the like in close contact with the pinching legs and the like in a depressed state, and the swimming training aid is securely held by a relatively small pinching force. This has the advantage that swimming can be practiced.

Further, in the swim training aid according to the above-mentioned configuration, the air-injection and discharge holes having opening / closing means are provided in any one of the bag portions. It has the advantage that it can be used by appropriately adjusting the swimming training aid to a state having a required internal pressure, and can be managed and stored without bulk by removing the internal air from the swimming training aid. Has advantages.

Further, in the swimming training aid according to the above configuration, the second bag portion and the third bag portion are formed as bag portions having different sizes, so that the second bag portion and the third bag portion have different sizes. By changing the direction of use of the second and third bags, there is an advantage that the buoyancy brought to the use site of the swim training aid can be changed.

In the swimming training aid according to the above construction, the swimming training aid is a substantially square plastic sheet floating bag-like swimming training aid, and the floating bag-like swimming training aid is provided. The floating bag-like swim training aid is divided into the first, second, and third bag portions which are mutually air-movable by a welded portion between a pair of sides facing each other and parallel to the side. By this, it is easy to manufacture the swimming training aid configured, and further, the first of the configured swimming training aid is
Has an advantage that the bag portion has a shape suitable for being sandwiched by legs or the like.

[Brief description of the drawings]

FIG. 1 is a perspective view of a swim training aid according to a typical embodiment.

FIG. 2 is a plan view of the same.

FIG. 3 is a sectional view taken along line VV in FIG. 2;

FIG. 4 is a sectional view taken along line WW in FIG. 2;

FIG. 5 is a sectional view taken along the line XX in FIG. 2;

FIG. 6 is a sectional end view taken along the line YY in FIG. 2;

FIG. 7 is a sectional end view taken along the line ZZ in FIG. 2;

FIG. 8 is a cut end view showing a state where the tubular portion is pushed in.

FIG. 9 is a side view of an essential part in a state where the swimming training aid is used.

FIG. 10 is a side view showing the swim trainer in a state of imaginary lines as viewed from the other side while using the swim training aid.

FIG. 11 is a side view showing the swim trainer in a virtual line in a state where the swim training aid is used in the other state.

[Explanation of symbols]

 Reference Signs List A Auxiliary tool for swimming practice Aa Second bag part Ab First bag part Ac Third bag part B Swimming trainer B 'Leg 10 Plastic sheet 11 Welding part 16a Hole 17 Opening / closing means

Claims (4)

[Claims] 1. A swim training assisting device having a floating bag shape, wherein the swimming training assisting device is provided with a first bag portion to be held and held by a leg or the like, and the first bag portion. A second and third bag portions provided on both sides of the bag, and the respective bag portions communicate with each other so as to move internal air between the respective bag portions. 2. The assisting device for swimming training according to claim 1, wherein one of the bag portions is provided with a hole for air blowing and discharging having an opening / closing means. . 3. The swim training aid according to claim 1, wherein the second bag portion and the third bag portion are formed as bag portions having different sizes. 4. The swimming training aid is a floating bag-like swimming training aid made of a plastic sheet having a substantially square shape, and is located between a pair of opposed sides of the floating bag-like swimming training aid. The floating bag-like swimming training aid is divided into the first, second, and third bag portions which are mutually air-movable by parallel welding portions. Or the swimming training aid according to claim 3.