JP3089904U - Armband device - Google Patents

Abstract

(57) [Problem] To provide an armband device which can easily change only a display portion, can reduce cost, and has satisfactory waterproofness and antifouling property while maintaining sufficient strength. SOLUTION: A flexible band-shaped sheet 10 and a band-shaped sheet 1 are provided.
Connection means 1 provided at positions near both ends of the belt 0 to connect both ends of the belt-shaped sheet 10 to hold the belt-shaped sheet 10 in an annular shape.
The front side of the belt-shaped sheet 10 is provided with a transparent sandwiching bag portion 14 for inserting and storing the display card 24, storing the display card 24 in the housed state, and preventing water from getting wet. In the state where the belt-shaped sheet 10 is straightened, the transparent sandwiching bag 1
The display card 24 is inserted into 4. The both ends of the belt-shaped sheet 10 are connected by the connecting means 12, and the belt-shaped sheet 10 is attached to the arm T in a state of being held in a ring shape.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to an armband device which is attached to a person's arm while displaying arbitrary characters and symbols such as the name of the person in charge and the department to which the person belongs.

[0002]

[Prior art]

 Conventionally, for example, an armband wrapped around a person's arm while displaying various signs and decorations, such as a store clerk, a worksite manager, a venue monitor, a person in charge, a post, a company name, and other various marks and decorations Is used. As a conventional armband, for example, there is an armband formed from an annular band made of cloth, and characters or symbols are printed directly on the band made of cloth, embroidered on the band, or other bands are attached to the front side of the band. Characters, symbols, etc. are displayed by sewing or fixing with a cloth or pennant. In addition, there is also a band in which an annular band is formed from vinyl, and characters and symbols are displayed on the surface of the band by, for example, printing.

[0003]

[Problems to be solved by the invention]

 However, in the conventional armband, since the display of characters, symbols, and the like is fixed to one armband, its use is limited and its versatility is low. Therefore, for example, an in-store clerk, a work site manager, a venue supervisor, a person in charge, a post, a company name, and the like must be manufactured from scratch each time the display is changed. It was inconvenient and expensive. Also, when the armband was made of cloth, other cloths had to be sewn or embroidered, so that the manufacturing work was complicated and the cost was high. Further, since the armband absorbs moisture such as rain or sweat, the discoloration or discoloration may occur, or the attached dirt may soak in the displayed characters and symbols, etc., in some cases. Also, by absorbing moisture, for example, when the armband is fixed to the arm of the clothes with a safety pin or the like, the armband itself or the clothes may be damaged by the weight of the absorbed moisture.

The present invention has been made in view of the above-mentioned conventional problems, and has as its object to improve the versatility by simply changing only the display portion, to reduce the cost and to provide sufficient strength. It is an object of the present invention to provide a wrist device which has a good waterproof and antifouling property while maintaining a display portion which can always be clearly displayed.

[0005]

[Means for Solving the Problems]

 In order to solve the above-mentioned problem, the present invention provides a flexible band-shaped sheet 10 having a length that can be wound around an arm, and a band-shaped sheet provided at positions near both ends of the band-shaped sheet 10 and wound around the arm. And a connecting means 12 for connecting both ends of the belt-shaped sheet 10 so as to hold the belt-shaped sheet 10 in a ring shape. It is composed of an armband device provided with a transparent pinch bag portion 14 which is stored to prevent water wetting.

Further, the transparent pinching bag portion 14 is provided with the edge portion welded to the band-shaped sheet 10 while forming the insertion slot 20 of the display card 24, and is provided in close contact with the surface of the band-shaped sheet 10. The bag sheet 18 may be included.

The connecting means 12 includes a plurality of male button portions 26 provided in a row at one end of the band-shaped sheet 10 and a row at a position corresponding to the male button portion 26 at the other end of the band-shaped sheet 10. And a plurality of female button portions 28 provided in the shape of a button.

The male button portion 26 and the female button portion 28 have first and second male button members 30, 32, which are crimped to each other so as to sandwich the band-shaped sheet 10 from the front and back sides of the band-shaped sheet 10. Female button members 40 and 42 may be included.

The belt-like sheet 10 may be made of a vinyl resin such as polyvinyl chloride, polyvinylidene chloride, and vinyl acetal resin.

[0010] The connecting means 12 may be constituted by a variable engagement position device that locks at an arbitrary position while changing the size of the ring of the belt-shaped sheet 10 wound around the arm.

[0011]

[Embodiment of the invention]

 Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. As shown in FIGS. 1 to 9, the armband device of the present invention has a flexible band-shaped sheet having a transparent sandwiching bag portion for inserting and storing a display card on the front side, and connecting and holding both ends of the band-shaped sheet. A display card is inserted into the transparent pinching bag portion to display any characters, symbols, etc., and the belt-shaped sheet is wound around the arm with the belt-shaped sheet wound around the arm. This is an armband device that is connected to both ends to form an annular shape and worn on the arm.

As shown in FIGS. 1 and 2, the armband device of the present invention includes a band-shaped sheet 10 wound around an arm, connecting means 12 capable of connecting both ends of the band-shaped sheet 10, and a front side of the band-shaped sheet 10. And a transparent sandwiching bag portion 14 fixed to the

In this embodiment, as shown in FIG. 1, the belt-shaped sheet 10 is made of, for example, a soft vinyl resin such as polyvinyl chloride, and is formed in a horizontally long rectangular shape in a front view. As the belt-shaped sheet, it is preferable to select a vinyl resin having flexibility and low water absorption, such as polyvinylidene chloride and vinyl acetate resin, in addition to polyvinyl chloride. In this embodiment, the belt-shaped sheet 10 is opaque and has a smooth surface. For example, the belt-shaped sheet 10 has a length of about 10 cm and a width of about 40 cm. Is formed. The size and shape of the belt-shaped sheet 10 can be arbitrarily set, but the horizontal length of the belt-shaped sheet is preferably set to a length that can be wound around at least a human arm. Since the belt-shaped sheet 10 is formed of a vinyl resin, as shown in FIG. 9, the belt-shaped sheet 10 can be freely bent and wound around the arm T, has little water absorption, and becomes heavy without absorbing rain or sweat. Even if the surface becomes dirty, it can be wiped off immediately without discoloration. The band-shaped sheet 10 is not limited to an opaque sheet, but may be achromatic or transparent, colored or transparent, or translucent.

The transparent pinching bag portion 14 inserts and accommodates a display card, which will be described later, on the front side of the belt-shaped sheet 10 so that the display contents of the display card can be displayed and that the display card is prevented from getting wet. . In this embodiment, the transparent sandwiching bag portion 14 is formed by fixing a transparent bag sheet 18 disposed substantially at the center of the belt-shaped sheet 10 in a bag shape as shown in FIG. The transparent bag sheet 18 is made of a colorless and transparent flexible vinyl film, and is formed in a horizontally long rectangular shape. As shown in FIGS. 1, 3, and 4, the transparent bag sheet 18 is welded to the band-shaped sheet 10 with its upper and lower edges and the right side edge in a state of being in close contact with the surface of the band-shaped sheet 10. The welding portion 19 is formed in a U-shape. That is, the transparent bag sheet 18 has a bag-shaped portion formed on the surface of the belt-shaped sheet 10 as an opening 20 which can be opened and closed on the left side. Further, if the welded portion of the transparent bag sheet is welded at least only at the upper and lower edges, it is possible to prevent the accommodated display card from dropping and prevent rainwater or the like from entering the inside. As shown in FIGS. 2A and 3A, the transparent bag sheet 18 is always in a substantially close contact state, and as shown in FIGS. When it is spread out from above, it bends freely and forms a gap between the inside of the transparent bag sheet and the belt-shaped sheet 10 to form the accommodating portion 22. As the transparent bag sheet 18, it is preferable to use a colorless and transparent sheet, but a colored and transparent sheet having high translucency may be used. Similarly to the belt-like sheet 10, the transparent bag sheet 18 is made of a flexible resin sheet such as polyvinyl chloride, polyvinylidene chloride, vinyl acetal resin, etc. It is possible to easily form a transparent sandwiching bag portion in which water does not enter from the outside simply by superimposing on the upper surface of the band-shaped sheet and welding the edge of the transparent bag sheet to the band-shaped sheet.

In this embodiment, as shown in FIG. 7, the display card 24 inserted into the transparent pinching bag portion 14 is, for example, a single sheet of paper that is oblong in a top view or a sheet of laminated paper. Is formed from. The display card 24 is formed at least smaller than the transparent bag sheet so as to be accommodated in the accommodating portion 22 of the transparent sandwiching bag portion 14. On the surface of the display card 24, for example, characters, symbols, and the like, such as a clerk, a supervisor, a supervisor, a security guard, or any other person in charge or a department, are printed. The display card 24 is inserted from the insertion opening 20 of the transparent pinching bag section 12 and is accommodated in the accommodating section 22, and is sandwiched between the belt-shaped sheet 10 and the transparent bag sheet 18 in a tightly contacting state. Is stored.

The connecting means 12 is a connecting means for connecting the left and right ends of the belt-like sheet 10 to hold the belt-like sheet in a ring shape. In this embodiment, as shown in FIGS. 1 and 2, the connecting means 12 includes a male button 26 provided on one end of the band-shaped sheet 10 and a male button 26 provided on the other end of the band-shaped sheet 10. And a female button portion 28 provided at a corresponding position.

As shown in FIGS. 1 and 2, two male button portions 26 are arranged in a row along one short side direction on one end side (left end side in FIG. 1) of the belt-shaped sheet 10. The number of male buttons is not limited to two, but may be any number of three or more. In the embodiment, each male button portion 26 is provided with a first male button member 30 disposed on the front side of the band-shaped sheet 10 and a rear side of the band-shaped sheet 10 as shown in FIGS. And a second male button member 32 to be fixed.

As shown in FIG. 5, the first male button member 30 is made of, for example, a metal such as iron, and has a disc portion that can contact the surface of the belt-shaped sheet 10 and a disc portion on the disc surface side. A projection 34 integrally protruded from the center. On the other hand, the second male button member 32 is formed of a metal such as iron similarly to the first male button member 30, is provided in substantially the same shape, and has a disk portion that contacts the back surface of the belt-shaped sheet. And a projection integrally protruded from the center of the disk portion surface side. The first male button member 30 is disposed on the front side of the belt-shaped sheet 10, and the second male button member 32 is disposed on the back side of the belt-shaped sheet 10. The first and second male button members are crimped to each other while sandwiching the belt-shaped sheet 10 between the disc portions of the first and second male button members while penetrating through the holes 38 formed in the belt-shaped sheet 10. Fixed. That is, as shown in FIG. 4, the male button portion forms a convex portion 34 protruding from the surface side of the belt-shaped sheet. The male button portion is firmly fixed to the band-shaped sheet by being caulked so as to be sandwiched between the band-shaped sheets.

As shown in FIG. 1, two female buttons 28 are provided on the other end side (the right end side in FIG. 1) of the belt-shaped sheet 10 in a row along the short side direction. The female button part 28 is arranged so as to correspond to the position of the male button part 26. The number of female buttons is not limited to two, but may be any number of three or more corresponding to the number of male buttons. In this embodiment, as shown in FIGS. 4 and 6, each female button portion 28 includes a first female button member 40 disposed on the front surface side of the belt-shaped sheet 10 and a belt-like And a second female button member 42 disposed on the back surface side of the sheet 10, and is fixed so as to sandwich the band-shaped sheet.

As shown in FIG. 5, the first female button member 40 is formed of a metal such as iron similar to the first and second male button members 30 and 32, and has a substantially disk shape. Is formed. The first female button member 40 does not have a convex portion formed on the surface side, but has a smooth surface. On the other hand, the second female button member 42 is formed of the same metal as iron, such as iron, as the first female button member 40. A protruding projection is formed. The concave portion 44 of the second female button member 42 is formed from the back surface side of the disk portion toward the inside of the convex portion, and the convex portion 34 of the male button portion 26 can be fitted. The first female button member 42 is disposed on the front side of the band-shaped sheet 10 and the second female button member 44 is disposed on the back side of the band-shaped sheet, and the convex portion of the second female button member 44 is formed on the band-shaped sheet. The first and second female button members are fixed to each other while the band-shaped sheet 10 is sandwiched between the first and second female button portions while being passed through the hole 46. Therefore, as shown in FIG. 2, the female button portion 28 has a concave portion 44 on the back surface side of the belt-shaped sheet. The female button portion is firmly fixed to the belt-shaped sheet by being caulked so as to be sandwiched between the belt-shaped sheets. As a result, as shown in FIG. 8, in a state where the belt-shaped sheet is formed in an annular shape, the convex portion 34 on the front side of the male button portion 26 and the concave portion 44 on the back side of the female button portion 28 are aligned. The fitting state is maintained. Further, by applying a force so as to separate the male button portion and the female button portion, the male button portion and the female button portion can be detached and released from each other. Note that the connection means is not limited to the above-described button components, and may be, for example, a configuration having a hook, a hook-and-loop fastener, a ratchet and a rack, or any other configuration.

In this embodiment, as shown in FIG. 1, a small-diameter punch hole 16 is provided in the center of the upper end side of the belt-shaped sheet 10. The punch hole 16 is formed, for example, in a size of about 3 to 5 mm, and a ring-shaped fitting is crimped. As shown in FIG. 9, when the belt-shaped sheet 10 is wound around the arm T through, for example, a safety pin P through the punch hole 16, the belt-shaped sheet and the arm of the clothes are connected to prevent the belt-shaped sheet from falling. I do.

When the armband device of the present embodiment is used, as shown in FIG. 7, the display card is inserted into the transparent sandwiching bag portion from the insertion opening in a state where the belt-shaped sheet is straightened, and Put in a container. Then, as shown in FIGS. 8 and 9, the male button portion and the female button portion at both ends are connected in a state in which the belt-shaped sheet is curved so that the front side of the belt-shaped sheet is the outer side and is wound around the upper arm. In order to prevent the armband device from dropping, it is fixed to the arm of the garment by passing the safety pin through the punched hole of the strip. As a result, the display contents can be easily changed by replacing only the display card, so that the cost can be significantly reduced as compared with replacing the entire armband. Further, since the display card is inserted into the transparent sandwiching bag portion in a state where the belt-shaped sheet is straight, the display card can be inserted smoothly without bending. By the connecting means, the belt-shaped sheet can be easily held in a ring shape, and the mounted state of the armband device can be favorably maintained.

FIG. 10 shows an embodiment of the connecting means capable of changing the size of the ring of the belt-shaped sheet 10. As shown in FIG. 10, as in the above-described embodiment, the connecting means is provided with a plurality of male buttons 26 provided in a row on the left end side of the belt-shaped sheet, and in a row on the right end side of the belt-shaped sheet. And a plurality of female button portions 28. In FIG. 10, the male button portions 26 are arranged in two rows along the long side direction, with two male button portions 26 arranged vertically in the short side direction as one row. Two female buttons 28 at the other end are vertically arranged along the short side direction. Accordingly, the female button portion is connected to the male button portion in the inner row or the outer row according to the size of the arm, and is locked at an arbitrary position while the size of the ring of the belt-shaped sheet 10 is variable. . The number of the male buttons is not limited to two, but may be plural in the longitudinal direction. Further, although the male button part side is arranged in a plurality of rows, the female button part side may be arranged in a plurality of rows.

FIGS. 11 to 14 show other embodiments of the connection means, and the same members are denoted by the same reference numerals and detailed description thereof will be omitted. As shown in FIG. 11, the connection means may be configured by hooks. As shown in FIG. 11 (a), the connecting means comprises a female hook portion 48 provided in a row at one end of the belt-shaped sheet 10 and a male hook portion 48 at the other end of the belt-shaped sheet 10. Female hook portions 50 provided in a row. The male hook portion 48 is formed of a hook-shaped metal fitting and is fixed to the back surface of the belt-shaped sheet 10. The female hook portion 50 is formed of a ring-shaped metal fitting that engages with the male hook portion 48, and is fixed to the front side of the belt-shaped sheet. As shown in FIG. 11B, the male hook portion 50 is hooked on the female hook portion 50 with the band-shaped sheet 10 wound around the arm, and both ends of the band-shaped sheet are connected. Further, as shown in FIG. 12, when the female hook portions 48 are arranged in a plurality of rows in the longitudinal direction, the engagement position can be changed and the size of the ring of the belt-shaped sheet can be changed.

As shown in FIG. 13, the connecting means may be configured to have a hook-and-loop fastener. As shown in FIG. 13 (a), a male fastener portion 52 provided on one end side of the belt-shaped sheet 10 and a belt-shaped member are provided. And a female surface fastener 54 provided on the other end of the sheet 10. The male surface fastener 52 is formed by densely forming an innumerable minute hook-shaped protrusion on the exposed surface side, and is fixed to the surface side of the belt-shaped sheet 10. The female surface fastener portion 54 is formed by densely forming innumerable minute loops on the exposed surface side, and is fixed to the back surface side of the belt-shaped sheet 10. As shown in FIG. 13B, the surfaces of the male and female fastener portions 52 and 54 at both ends are connected in a laminated manner while the belt-shaped sheet 10 is wound around the arm to form an annular shape. The hook-and-loop fastener is locked when the surface of the male and female fasteners is at least partially abutted, so that the belt-shaped sheet wound around the arm can be locked at any position where the size of the ring is changed arbitrarily. It becomes a variable position device.

Further, as shown in FIG. 14, the connecting means may have a configuration having a ratchet and a band-shaped rack. As shown in FIG. 14A, a claw member 56 provided at a substantially central position on the other end side of the belt-shaped sheet 10 is connected in an extended manner from a substantially central position on one end side of the belt-shaped sheet 10 to the outside. And a belt-shaped rack belt 58. One end of the claw member 56 is formed with a sharp claw, and one end of the claw member 56 is swingably supported by the support table 55 with a slight separation from the belt-shaped sheet 10. The claw member is urged by, for example, a spring (not shown) so that one end side always faces downward. The rack belt 58 has continuous saw-toothed irregularities on one side of the rack belt 58 with only one slope. As shown in FIGS. 14B and 14C, the rack belt is inserted into the gap between the claw member and the band-shaped sheet while the band-shaped sheet 10 is wound around the arm in the same manner as in the above embodiment. The unevenness of the rack belt and the claw on one end side of the claw member are engaged, so that movement in the detaching direction is regulated, and the connection of both ends of the belt-shaped sheet is maintained. Further, by pressing the other end of the claw member to release the engagement state between the claw member and the rack belt, the claw member can be moved in the detaching direction. Thus, the belt-shaped sheet wound around the arm can be locked at a position where the size of the ring is arbitrarily changed, and a variable engagement position device is obtained.

[0027] The armband device of the present invention is not limited to the above-described embodiment, and may be arbitrarily modified without departing from the essence of the invention described in the claims for utility model registration.

[0028]

[Effect of the invention]

 As described above, according to the armband device of the present invention, the flexible band-shaped sheet having a length that can be wound around the arm, and the band-shaped sheet provided near the opposite ends of the band-shaped sheet and wound around the arm. Connecting means for connecting both end sides of the sheet to hold the band-shaped sheet in an annular shape, wherein a display card is inserted and stored on the front side of the band-shaped sheet, and the display card is stored in the stored state and stored in water. With a transparent pinch bag that prevents wetting, the display contents of the armband device can be easily changed as necessary by replacing the display card, so that the armband is highly versatile and easy to use. There is no need to start from scratch and costs can be reduced. Furthermore, when the display card is inserted into the transparent pinch bag, the strip-shaped sheet can be inserted straight, so that the display card can be inserted smoothly without being bent straight. The belt-like sheet can be inserted into the bag portion, and the attachment state can be favorably maintained by holding the belt-like sheet in an annular shape by the connection means. In addition, the transparent pinching bag portion can prevent the display card contained therein from being wetted by water, so that, for example, when the display sheet is formed of paper or the like, the display card becomes wet and the display contents are unclear. It can be prevented that the display sheet is broken and cannot be reused.

Further, the transparent sandwiching bag portion includes a transparent bag sheet provided with an edge portion welded to the band-shaped sheet while forming an insertion slot for a display card, and closely adhered to the surface of the band-shaped sheet. With this configuration, the transparent bag sheet can be easily formed by simply welding the transparent bag sheet to the belt-shaped sheet, and the transparent card bag is used for display while the display card is tightly sandwiched from the front and back surfaces. Hold the card and maintain the display state of the display card in good condition.

The connecting means is provided in a row at a position corresponding to the male buttons on the other end of the band-shaped sheet and a plurality of male buttons provided in a row on one end of the band-shaped sheet. With a configuration including a plurality of female button parts and a button member including the female button part, it is possible to easily connect only by bringing the both ends of the belt-shaped sheet close to each other and fitting the convex part of the male button part and the concave part of the female button part. The belt-shaped sheet can be held in a ring shape, and a plurality of the band-shaped sheets are arranged in a row even if a tension force is applied to the connection points at both ends of the band-shaped sheet when the band-shaped sheet is wound around the arm. The force applied to each of the fixed portions of the band-shaped sheet of the male button portion or the female button portion is dispersed and reduced, so that the end portion of the band-shaped sheet can be prevented from being deformed or torn, and the durability of the armband device can be prevented. Properties can be improved.

The male button portion and the female button portion are first and second male button members and a female button member which are crimped to each other so as to sandwich the band-shaped sheet from the front and back sides of the band-shaped sheet. With this configuration, the male and female buttons can be firmly fixed to the band-shaped sheet, and the band-shaped sheet can be prevented from being torn or damaged due to repeated connection or disconnection of the male and female buttons. , The durability of the armband device can be improved.

Further, the belt-shaped sheet can be mass-produced in a factory by being made of a vinyl resin such as polyvinyl chloride, polyvinylidene chloride, and vinyl acetate resin, and can be made of, for example, a transparent bag made of a vinyl resin. The sheet can be welded to form the transparent sandwich bag portion, and the armband device can be manufactured easily and at low cost. Furthermore, by selecting a vinyl resin with low water absorption, it does not absorb water such as rainwater and sweat, prevents discoloration of the belt-like sheet, maintains quality, and allows water to penetrate the belt-like sheet for display. The card can be prevented from getting wet, the display card can be maintained in a good display state, and the display card can be reused.

[0033] Further, the connecting means is constituted by a variable engagement position device for making the size of the ring of the band-shaped sheet wound around the arm variable and locking it at an arbitrary position, thereby forming the band-shaped sheet. It can be made into a ring of any size according to the thickness of each person's arm, so that versatility is good.

[Brief description of the drawings]

FIG. 1 is an explanatory front view of a first embodiment of the armband device of the present invention.

FIG. 2 is a rear view of FIG.

3A is an AA end view of FIG. 1, and FIG.
It is explanatory drawing which shows the state which expanded the transparent pinching bag part of (a).

4A is a cross-sectional view taken along the line BB of FIG. 1, and FIG.
It is explanatory drawing which shows the state which expanded the transparent pinching bag part of (a).

FIG. 5 is an explanatory perspective view showing a fixed state of the male button portion.

FIG. 6 is an explanatory perspective view showing a fixed state of the female button portion.

FIG. 7 is an operation explanatory diagram when a display card is inserted.

FIG. 8 is a perspective explanatory view when connecting both ends of the belt-shaped sheet of FIG. 1;

FIG. 9 is an explanatory view when FIG. 1 is mounted.

FIG. 10 is a front view of the embodiment in which male buttons are arranged in a plurality of rows.

11A is a front view of an embodiment in which a connecting means is formed of a hook, and FIG. 11B is a perspective explanatory view when connecting both ends of the belt-shaped sheet of FIG. 11A.

FIG. 12 is a front view of the embodiment of FIG. 11, in which the female hook portions are arranged in a plurality of rows.

13A is a front view of the embodiment in which the connecting means is a hook-and-loop fastener, and FIG. 13B is a perspective explanatory view when connecting both ends of the belt-shaped sheet of FIG.

14A is a front view of an embodiment in which the connection means has a ratchet mechanism, FIG. 14B is an explanatory view showing the connection state of FIG. 14A, and FIG. () Is an enlarged cross-sectional view taken along line CC.

[Brief description of reference numerals]

 DESCRIPTION OF SYMBOLS 10 Band-shaped sheet 12 Connection means 14 Transparent pinching bag part 18 Transparent bag sheet 20 Insertion slot 24 Display card 26 Male button part 28 Female button part 30 First male button member 32 Second male button member 40 First female button Member 42 Second Female Button Member

Claims (6)

[Utility model registration claims] 1. A flexible band-shaped sheet having a length that can be wound around an arm, and both ends of the band-shaped sheet provided at positions near both ends of the band-shaped sheet and wound around the arm to connect the band-shaped sheet. Connection means for holding in an annular shape,
An armband device including a transparent pinching bag portion for inserting and storing a display card on a front surface side of a belt-shaped sheet and storing the display card in a stored state to prevent water from getting wet. 2. The transparent sandwiching bag portion includes a transparent bag sheet provided with an edge portion welded to the band-shaped sheet while forming an insertion slot for a display card and superimposed on the surface of the band-shaped sheet in close contact. Item 10. The armband device according to Item 1. 3. The connecting means is provided in a row at a position corresponding to the male buttons on the other end of the band-shaped sheet and a plurality of male buttons provided in a line on one end of the band-shaped sheet. 3. The armband device according to claim 1, comprising a button tool including a plurality of female button portions. 4. The male button portion and the female button portion include first and second male button members and a female button member which are crimped to each other so as to sandwich the band-shaped sheet from the front and back sides of the band-shaped sheet. Item 3. The armband device according to item 3. 5. The armband device according to claim 1, wherein the belt-like sheet is made of a vinyl resin such as polyvinyl chloride, polyvinylidene chloride, and vinyl acetal resin. 6. The armband device according to claim 1, wherein the connecting means comprises an engagement position changing device that locks at an arbitrary position while making the size of the ring of the band-shaped sheet wound around the arm variable.