WO2020105615A1

WO2020105615A1 - Tie strap for aperture adjustment

Info

Publication number: WO2020105615A1
Application number: PCT/JP2019/045213
Authority: WO
Inventors: 学川口
Original assignee: 株式会社ニフコ
Priority date: 2018-11-21
Filing date: 2019-11-19
Publication date: 2020-05-28
Also published as: JP2020081229A; JP7079556B2

Abstract

Engaging parts (50) and engaged parts (60), which fit together and can be brought into contact with and separated from each other, are formed respectively on vertically overlapping, opposing surfaces of an upper-side strap (40) and a lower-side strap (30). The engaging parts and/or the engaged parts are formed in plurality along the direction of contact/separation between a base part (e.g. an outer-side sheet part (26)) and a moving part (e.g. an inner-side sheet part (25)), and the distance between the base part (e.g. the outer-side sheet part (26)) and the moving part (e.g. the inner-side sheet part (25)) is made adjustable thereby. A guide part (70) for allowing reception of the upper-side strap (30) in an overlapping state is provided on the lower-side strap (40).

Description

Tightening strap for opening adjustment

The present invention relates to a tightening strap for opening adjustment.

Conventionally, in a bicycle shoe that is provided with a tightening strap for tightening the instep of the foot against the shoe sole, and the cleat is attached to the sole, the tightening strap is a part of the instep of the front of the ankle. There is known a "bicycle shoe" including a first strap and a second strap that are vertically stacked on the upper surface in a strap-like manner (see claim 1 of Patent Document 1 and Figs. 1 and 2).
Also, conventionally, a planar elongated strip and a plurality of ribs each extending outwardly at an angle of about 45 to 75 degrees from the strip, each rib extending in a direction orthogonal to the longitudinal axis of the strip. "Stoppers" for connecting planar members, such as straps, are known, which are provided with ribs, said ribs being aligned parallel to the grooves or gaps between adjacent ribs. (See claim 1 of Patent Document 2 and FIGS. 1 to 3).

JP 10-042903 JP 64-56006

However, in the above-mentioned conventional “bicycle shoe” (Patent Document 1), it is necessary to pass the strap on the tubular tension adjusting means (see FIGS. 1 and 3 of Patent Document 1), and the operability is poor, There was a problem that it took time to put it on.
Further, in the above-mentioned conventional "stopper" (Patent Document 2), it is necessary to pass the intermediate strap through the clasp fastened to the upper end of the lateral strap and to fold it back and fasten it (page 4, lower left of Patent Document 2) (See lines 1 to 8 and FIG. 1)), there is a problem that the operability is poor and it takes a long time to mount.

On the other hand, as shown in FIGS. 35 (a) and (b), in the shoe 230, when the male side band 210 and the female side band 220 which are engaged with each other are used, the crossing angle between the two

bands

210, 220 becomes large due to the wideness of the instep Since they are different from each other, unless both

bands

210 and 220 are arranged in parallel, it is difficult to engage the male side with the female side, the operability is poor, and the engagement is likely to be incomplete.
Therefore, the present invention has been made in view of the problems of the above-described conventional technique, and the purpose thereof is to superimpose the upper and lower straps by guiding along the guide portion, thereby Centering is possible, the engaging part and the engaged part of both can be quickly and surely fitted, and the opening can be easily adjusted, so that a tightening strap with good operability can be provided. It was done.

The present invention has been made to achieve the above object, and is characterized by the following points. First, the tightening strap for adjusting the opening has one of a pair of seats which can be brought into and out of contact with the opening as a base (for example, an outer seat), and the other as a base (for example, an outer seat). A moving part (for example, an inner sheet part) that is relatively movable with respect to the moving part.
In addition, in the first embodiment according to the present invention to be described later, as the opening portion, shoes will be described as an example, but the present invention is not limited to this, and as in the third embodiment according to the present invention to be described later, It may be clothes, or bags, pants, or the like.

Further, in the first embodiment, the outer side sheet portion is illustrated as the base portion side, and the inner side sheet portion is illustrated as the moving portion side, respectively, but the present invention is not limited to this, and as in the third embodiment, the base portion side portion is used. The side may be the inner sheet portion and the moving portion side may be the outer sheet portion.
Secondly, the moving portion (for example, the inner sheet portion) is arranged so as to be drawn toward the base portion (for example, the outer sheet portion) as in the first embodiment.

Thirdly, the tightening strap for adjusting the opening has the following configuration.
(1) Lower strap The lower strap is located on the base portion (for example, the outer seat portion) side.
Here, as the “lower strap located on the base (eg, outer seat portion) side”, the lower strap is fixed to one end of the strap, for example, sewn, and is positioned on the base portion (eg outer seat portion) side. In some cases, the lower strap is directly or indirectly fixed to, for example, sewn on the base portion (for example, the outer seat portion) side.
In addition, although sewing is illustrated as the “fixation”, the present invention is not limited to this, and the strap 27 may be inserted to integrally form the lower strap.

(2) Upper strap The upper strap is located on the side of the moving portion (for example, the inner seat portion), extends in a band shape toward the lower strap, has a pull tab at its free end, and overlaps the lower strap. It is a thing.
Here, "located on the side of the moving portion (for example, the inner seat portion)" means that the upper strap is fixed to the other end of the strap, for example sewn, and is positioned on the side of the moving portion (for example the inner seat portion) In some cases, the upper strap is directly or indirectly fixed to, for example, sewn on the moving portion (for example, the inner sheet portion) side via the strap.
Here, the pull tab is formed on the free end side of the strap, but the present invention is not limited to this and may be formed directly on the free end side of the upper strap.
Further, as the “fixing”, sewing is exemplified, but the present invention is not limited to this, and a strap may be inserted to integrally form the upper strap.

Fourthly, one of the engaging portion and the engaged portion which are fitted to each other and are separable from each other is formed on the upper and lower opposed surfaces of the upper strap and the lower strap which overlap each other.
Here, of the engaging portion and the engaged portion, the engaging portion is formed on the upper strap and the engaged portion is formed on the lower strap in the first embodiment, but is not limited to this. Alternatively, the engaging portion may be formed on the lower strap side and the engaged portion may be formed on the upper strap side.

Fifth, at least one of the engaging portion and the engaged portion is formed in plural along the contacting / separating direction of the base portion (for example, the outer sheet portion) and the moving portion (for example, the inner sheet portion), and the base portion (for example, the outer sheet). Part) and the moving part (for example, the inner seat part) are adjustable straps for adjusting the opening part.
Sixth, the lower strap is provided with a guide portion that can receive the upper strap in the overlapping state.

Here, in the first embodiment, the guide portion is composed of a pair of “plate-shaped” guide pieces on “both sides” in the width direction of the lower strap, but it is not limited to “both sides” and one side It may be formed of a plate shape, or is not limited to a "plate shape", and may be formed of a pin-shaped guide column.

The tightening strap according to the present invention may have the following features.
The upper strap and the lower strap are sewn on both sides of the shoe sandwiching the opening.

Here, the upper strap may be sewn to one end of the strap and the other end of the strap may be sewn to the shoe, but the present invention is not limited to this, and the upper strap may be sewn directly to the shoe.
Here, the lower strap may be sewn directly or indirectly to the shoe.
According to this aspect, the opening of the shoe can be adjusted easily, quickly, and reliably.

Further, the tightening strap according to the present invention may be characterized by the following points.
First, the lower strap is fixed to one end of the strap and is located on the base side (for example, the outer seat portion).

Secondly, the upper strap is fixed to the other end of the strap and is located on the side of the moving portion (for example, the inner sheet portion), and is folded back through the ring portion provided on the moving portion (for example, the inner sheet portion). , Extend towards the lower strap. Here, “fixing to one end of the strap” includes, for example, “sewing”, but is not limited to this, and the lower strap may be integrally formed at one end of the strap. Here, as the fixing to the other end of the strap, for example, “sewn” can be mentioned, but the present invention is not limited to this, and the upper strap (30) may be integrally formed at the other end of the strap. ..
According to this aspect, by fixing the upper and lower straps to both ends of the strap, it is possible to save the trouble of directly fixing the upper and lower straps to shoes, clothing, etc., for example, by sewing.

Further, the tightening strap according to the present invention may be characterized by the following points.
First, a hook portion is provided on the engaging portion of the engaging portion and the engaged portion.

Secondly, the engaged portion is provided with a hole into which the hook portion fits or a second hook portion that is hooked on the hook portion.
Here, in the first embodiment, in the first embodiment, an overhanging portion that projects toward the hole is formed, and the hook portion of the engaging portion is hooked on the overhanging portion. However, the hook portion may be directly hooked to the lower edge of the hole after the hook passes through the hole.

Here, the second hook portion may be formed on the top portion as in the fourth embodiment of the present invention. The top portion is common to the engaging portion and the engaged portion, and a plurality of top portions are arranged side by side with the spacing portion therebetween. When the top portion is formed on the upper strap, it constitutes an engaging portion, and when formed on the lower strap, it constitutes an engaged portion, and the upper and lower top portions are arranged alternately. There is.
The top portion of the upper strap is fitted into the spacing portion of the lower strap and faces the spacing portion, and is caught by the top portion of the lower strap, that is, the receiving surface of the top portion, as in the fourth embodiment. Tighten the upper and lower straps in a polymerized state.
According to this aspect, the engaged portion side can be configured by the hole portion into which the hook portion fits, or the second hook portion hooked on the hook portion.

Further, the tightening strap according to the present invention may be characterized by the following points.
The guide part is located on at least one of the two sides sandwiching the engaging part and the engaged part, is located along the longitudinal direction of the upper strap, and projects upward toward the upper strap. Here, the guide portion may be configured by a pair of "plate-shaped" guide pieces (71, 72), but is not limited to "plate-shaped" and is configured by a pin-shaped guide column (160). Good.
According to this aspect, at least one of the two sides sandwiching the engaging portion and the engaged portion is positioned so as to be positioned along the longitudinal direction of the upper strap and project upward toward the upper strap. Therefore, the structure of the guide portion can be simplified.

Furthermore, the tightening strap according to the present invention may be characterized by the following points.
First, the guide portion is located on both sides of the engaging portion and the engaged portion so as to face each other.
Secondly, the facing surfaces are each provided with a taper portion that opens toward the receiving direction of the upper strap.
According to this aspect, the guide portion is positioned so as to face each other on both sides of the engaging portion and the engaged portion, and the facing surface is provided with the taper portion that opens in the receiving direction of the upper strap. Thus, it is possible to easily attach the upper strap to the lower strap.

According to the present invention, the upper and lower straps can be centered by superimposing the upper and lower straps by guiding along the guide portion, and the engaging portion and the engaged portion of both can be quickly and reliably fitted together. It is possible to provide a tightening strap that can be easily adjusted in its opening and has good operability.

FIG. 4 is a perspective view of the tightening strap according to the first embodiment of the present invention in an exploded state. It is a perspective view at the time of using a tightening strap for shoes. It is a cross-sectional view of the disassembled state of the tightening strap. It is a longitudinal cross-sectional view of the disassembled state of the tightening strap. It is a longitudinal cross-sectional view which expanded a part of tightening strap shown in FIG. FIG. 6 is a perspective view of an upper strap according to the first embodiment. It is a top view of an upper side strap. It is a right view of an upper side strap. It is a rear view of an upper side strap. FIG. 7 is a bottom view of the upper strap. FIG. 8 is a sectional view taken along line AA of FIG. 7. FIG. 8 is a sectional view taken along line BB of FIG. 7. FIG. 6 is a perspective view of a lower strap according to the first embodiment. It is a top view of a lower strap. It is a right view of a lower strap. It is a rear view of a lower strap. It is a back view of a lower strap. FIG. 15 is a sectional view taken along line CC of FIG. 14. FIG. 15 is a sectional view taken along line DD of FIG. 14. It is a perspective view of the upper and lower straps in an engaged state. FIG. 7 is a plan view of the upper and lower straps in an engaged state. FIG. 7 is a right side view of the upper and lower straps in an engaged state. It is a rear view of the upper and lower straps in the engaged state. It is a back view of the upper and lower straps in the engaged state. FIG. 22 is a sectional view taken along line EE of FIG. 21. FIG. 22 is a sectional view taken along line FF of FIG. 21. FIG. 10 is a perspective view showing the second embodiment according to the present invention and using the tightening strap for another shoe. FIG. 10 is a perspective view showing a third embodiment according to the present invention and using a tightening strap for wear. The 4th Embodiment which concerns on this invention is shown, It is a partially exploded sectional view of a tightening strap. FIG. 30 is a partially exploded cross-sectional view of the tightening strap shown in FIG. 29 in an engaged state. The 5th Embodiment which concerns on this invention is shown, The figure (a) is a front view of a disassembled state of a tightening strap, (b) is a front view of the lower side strap of the modified example 1. FIG. 31 shows another modification of the fifth embodiment shown in FIG. 31, (a) of which is a front view of a modified example of the tightening strap in a disassembled state, and (b) is a lower strap of the third modification. FIG. The 6th Embodiment which concerns on this invention is shown, (a) of the same figure is a top view of the disassembled state of a tightening strap, (b) is a top view of the lower side strap of the modified example 1. As shown in FIG. FIG. 34 is a plan view showing the modified example 2 of the sixth embodiment shown in FIG. 33 and in a disassembled state of the tightening strap. The conventional example is shown, (a) is a partial plan view of the shoe, and (b) is a partial plan view when the instep is wide.

(First Embodiment of the Present Invention Shown in FIGS. 1 to 25)
In FIG. 1, reference numeral 10 is a tightening strap, and a case where the tightening strap 10 is used for a shoe 20 as shown in FIG. 2 will be described as an example.
Although the case where the tightening strap 10 is used for the shoe 20 has been described as an example, the invention is not limited to this, and may be wear 80 as shown in FIG. 28, or, although not shown, a bag, pants or the like. ..

(Shoes 20)
As shown in FIG. 2, the shoes 20 are, for example, synthetic sports shoes, but are not limited to synthetic fibers, and although not shown, natural fibers, natural / artificial / synthetic leather may be used, Not limited to sports shoes, sandals may be used.

As shown in FIG. 2, the shoe 20 includes the following parts.
The following (1) to (8) will be described later.
(1) Foot insertion part 21
(2) Toe part 22
(3) Opening 23
(4) Velo section 24
(5) Inner seat part 25 (moving part)
(6) Outer seat part 26 (base part)
(7) Straps 27
(8) Ring part 28
Each part of the shoe 20 is not limited to the above (1) to (8), and may be provided with a collar having a plurality of straps 27 and a decoration such as a ribbon.

(Foot insertion part 21, toe part 22, opening part 23, tongue part 24)
The foot insertion part 21 is for inserting a foot. The toe part 22 is a part located on the toe side and covers the toe. The opening portion 23 faces the foot insertion portion 21.
The tongue portion 24 closes the opening portion 23.

(Inner seat part 25 (moving part))
The inner sheet portion 25 covers the inner surface side of the foot, and is also referred to as a “moving portion” in the present embodiment.
Here, the “moving portion” corresponds to one side of the

seat portions

25, 26, which corresponds to the inner seat portion 25 in the present embodiment, and is a portion which is relatively movable with respect to a base portion (outer seat portion 26) described later. Say. Further, the "moving portion" (inner sheet portion 25) is arranged so as to be drawn toward the base portion (outer sheet portion 26).

(Outer seat part 26 (base part))
The outer sheet portion 26 covers the outer surface side of the foot, and is also referred to as the “base portion” in the present embodiment.
Here, the “base” corresponds to the other side of the

seat portions

25 and 26, that is, the outer seat portion 26 in the present embodiment.

(Obi band 27)
The strap 27 is located on both sides of the opening 23, that is, on the inner sheet portion 25 (moving portion) and the outer sheet portion 26 (base portion), and is for adjusting the opening amount of the opening portion 23. ..
Further, the strap 27 has a pull tab 27a formed on the free end side thereof.
Although the pull tab 27a is formed on the strap 27, the present invention is not limited to this and may be formed directly on the free end 33 side of the upper strap 30 described later.

(Ring part 28)
The ring portion 28 is folded back through the strap 27, is located on the inner sheet portion 25 (moving portion) side, sandwiches the opening 23, and moves the strap 27 toward the outer sheet portion 26 (base portion) side. I am able to turn back.

(Tightening strap 10)
The tightening strap 10 allows the opening amount of the opening 23 of the shoe 20 to be adjusted.
As shown in FIGS. 1 to 5, the tightening strap 10 is roughly composed of the following parts.
The following (1) and (2) will be described later.
(1) Upper strap 30
(2) Lower strap 40
Each part of the tightening strap 10 is not limited to the above (1) and (2) and may be provided with a cover or the like for preventing rain and dirt.

(Upper strap 30)
As shown in FIGS. 2 and 6 to 12, the upper strap 30 is located on the inner sheet portion 25 (moving portion) side, extends in a belt shape toward the lower strap 40, and is located above the lower strap 40. It overlaps.
The upper strap 30 is formed in a band shape and is integrally formed of a resin having appropriate elasticity and rigidity.
Specifically, as shown in FIG. 10, the upper strap 30 has a total length L1 of 59 mm, a band width W1-2 of 29.4 mm, and a thickness T1 of 1 mm as shown in FIG. ing.

As shown in FIGS. 6 to 12, the upper strap 30 includes the following parts.
The next "(4) Engaging portion 50" will be described later.
(1) Mark 31
The mark 31 is formed by forming a triangular ridge on the back surface of the upper strap 30 on the free end side, and pointing the free end side by the direction of the tapered apex of the triangle.
As the mark 31, a triangular ridge was formed on the back surface of the upper strap 30 on the free end side, but the shape is not limited to this. It may be in the middle or on the base end side, may be the front surface instead of the back surface, and may be the arrow shape instead of the triangular shape.

(2) Base end 32
The base end portion 32 is an end portion on the side opposite to the side where the mark 31 is present.
(3) Free end 33
The free end 33 is the end on the side where the mark 31 is present.
(4) Engagement part 50
Each part of the upper strap 30 is not limited to the above (1) to (4), and the “(4) engaging part 50” may be replaced with an “engaged part 60” described later. ..

(Lower strap 40)
The lower strap 40 is located on the outer sheet portion 26 (base portion) side, as shown in FIGS. 2 and 13 to 19.
Like the upper strap 30, the lower strap 40 is formed in a strip shape and is integrally molded of a resin having appropriate elasticity and rigidity.

Specifically, as shown in FIG. 17, the lower strap 40 has a total length L2 of, for example, 41.8 mm, a band width W2-3 of, for example, 29.4 mm, and a thickness T2 of, for example, 1 mm, as shown in FIG. Is set to.
That is, the total length L2 (41.8 mm) of the lower strap 40 is set shorter than the total length L1 (59 mm) of the upper strap 30, but the total length may be the same. The band width W2-3 (29.4 mm) of the lower strap 40 is set equal to the band width W1-2 (29.4 mm) of the upper strap 30, but the band width W2-3 of the lower strap 40 is set to It may be wide. The thickness T2 (for example, 1 mm) of the lower strap 40 is set equal to the thickness T1 (1 mm) of the upper strap 30, but the thickness T2 of the lower strap 40 may be increased.

The lower strap 40 includes the following parts as shown in FIGS. 13 to 19.
The following (1) and (2) will be described later.
(1) Engagement part 60
(2) Guide part 70
The parts of the lower strap 40 are not limited to (1) and (2) described above, and although not shown, instead of the "(1) engaged part 60", the "engagement" of the upper strap 30 side is performed. The "part 50" may be provided and the "engaged part 60" may be provided on the upper strap 30 side, or the "(2) guide part 70" may be omitted and the "guide part 70" may be provided on the upper strap 30 side. May be.

(Engaging part 50 and engaged part 60)
As shown in FIGS. 4, 5 and 21 to 25, the engaging portion 50 and the engaged portion 60 are respectively formed on the upper and lower opposing surfaces of the upper strap 30 and the lower strap 40, which are fitted to each other. , Which can be contacted and separated.
Here, of the engaging portion 50 and the engaged portion 60, the engaging portion 50 is formed on the upper strap 30 and the engaged portion 60 is formed on the lower strap 40, respectively, as shown in FIG. 1. Has been done.
Although the engaging portion 50 is formed on the upper strap 30 and the engaged portion 60 is formed on the lower strap 40, the engaging portion 50 is not limited to this, and the engaging portion 50 is formed on the lower strap 40. On the side, the engaged portions 60 may be formed on the upper strap 30 side, respectively.

Further, at least one of the engaging portion 50 and the engaged portion 60 is along the contacting / separating direction between the outer seat portion 26 (base portion) and the inner seat portion 25 (moving portion), as shown in FIGS. 1 and 2. A plurality of openings are formed to adjust the distance between the outer sheet portion 26 (base portion) and the inner sheet portion 25 (moving portion) for adjusting the opening width of the opening portion.
Although the plurality of engaging portions 50 and the engaged portions 60 are formed, the present invention is not limited to this, and only a plurality of engaging portions 50 may be formed so that the engaged portion 60 may be a single piece, or the engaged portions may be engaged. It is also possible to form only a plurality of joining portions 60 and to provide a single engaging portion 50.

(Engagement part 50)
As shown in FIGS. 1, 5 and 25, the engaging portion 50 is provided on the upper strap 30 side and includes the following portions.
The following (1) and (2) will be described later.
(1) Hook part 51
(2) Through hole 52

(Engaged part 60)
As shown in FIGS. 1, 5 and 25, the engaged portion 60 is located on the lower strap 40 side and includes the following portions.
The following (1) to (3) will be described later.
(1) Hole 61
(2) Partition wall 62
(3) Overhang 63

(Hook part 51)
As shown in FIGS. 1 and 5, the hook portion 51 is located on the upper strap 30 side, extends from the lower surface side toward the lower strap 40 in FIG. 5, and has a distal end section toward the proximal end portion 32 side. Bends into a substantially L shape.
As shown in FIGS. 6 to 8, a plurality of hook portions 51, for example, ten hook portions 51 are formed in the longitudinal direction of the upper strap 30.
Although the number of hooks 51 is 10 as an example, the number of hooks 51 is not limited to this and may be one, or 2 to 9, or 11 or more, although not shown.

Specifically, the hook portion 51 is located on the center side of the band width W1-2 (29.4 mm) of the upper strap 30 and within the area of the width W1-1, for example, 21 mm, as shown in FIG. 7. The distance D1 between the hooks 51 is set to 5 mm, for example, as shown in FIG. The height H1 of the hook portion 51 is set to 3.8 mm, for example, by adding a thickness T1 (1 mm) as shown in FIG.

(Through hole 52)
As shown in FIGS. 5, 7, and 10, the through hole 52 is located between the adjacent hook portions 51, penetrates the upper strap 30 in the thickness direction, and extends in the width direction of the upper strap 30. , The plane is formed in an oval shape. The through hole 52 is for facilitating the bending of the hook portion 51.

(Hole 61)
As shown in FIGS. 1 and 5, the hole portion 61 is located on the lower strap 40 side, and the hook portion 51 on the upper strap 30 side is fitted therein.
As shown in FIGS. 5, 13, 14, 17, and 18, the hole 61 penetrates in the thickness direction of the lower strap 40 and is long in the width direction of the lower strap 40 and has a rectangular plane. Has been formed.

Although the hole 61 is penetrated in the thickness direction of the lower strap 40, it is not limited to this and may be formed in a concave shape with the lower surface side being closed in FIG.
In addition, as shown in FIG. 5, the hole 61 is formed in a trapezoidal cross section, which is open to the upper strap 30 side. The hole 61 is formed in a trapezoidal cross section which is open to the upper strap 30 side, so that the hook portion 51 on the upper strap 30 side can be easily inserted.

As shown in FIGS. 13, 14, 17, and 18, a plurality of holes 61, for example, eight holes 61 are formed in the longitudinal direction of the lower strap 40.
Although the number of the holes 61 is eight as an example, the number is not limited to this and may be a single number or the same number as the hook portion 51 on the upper strap 30 side, or 2 to 7 although not shown. The number may be 9, 9 or 11 or more.

Specifically, the hole portion 61 is provided on the center side of the band width W2-3 (29.4 mm) of the lower strap 40, and within the area of the width W2-1, for example, 20.9 mm, as shown in FIG. To position. The area where the hole 61 is located is formed one step higher as shown in FIGS. 16 and 19, and the height of the area is, for example, 2.6 mm by adding the thickness T2 (1 mm) as shown in FIG. It is set. Further, the distance D2 between the adjacent hole portions 61 is set to be equal to the distance D1 (5 mm) between the hook portions 51 of the upper strap 30, for example, 5 mm, as shown in FIG.

(Partition wall 62, overhang 63)
The partition wall 62 is located between the adjacent hole portions 61, as shown in FIGS. 5, 13, and 14.
As shown in FIGS. 5, 13, 14, and 17 to 19, the projecting portion 63 projects from the partition wall 62 toward the hole 61, and is hooked in the hole 61 of the upper strap 30. It is for catching the hook portion 51 and locking the hook portion 51 in the hole portion 61.
As shown in FIG. 5, the projecting portion 63 projects in a direction opposite to the hook portion 51 of the upper strap 30 that is bent in an L-shaped cross section.

(Guide part 70)
As shown in FIGS. 1 and 20 to 26, the guide portion 70 is located on the lower strap 40 and can receive the upper strap 30 in the overlapping state.
As shown in FIG. 1, the guide portion 70 is located at an end portion of the lower strap 40 located on the upper strap 30 side, and extends in a plate shape from both sides of the lower strap 40 in the width direction. Are located opposite to each other with a spacing equal to or greater than the band width of.
The guide portion 70 is formed by protruding both widthwise end portions of the lower strap 40 outward in the widthwise direction, and the width of the wide portion is set to 37 mm, for example, as shown in FIG. The height H2-1 of the guide portion 70 is set to, for example, 8 mm by adding a thickness T2 (1 mm) as shown in FIG.

As shown in FIGS. 13 to 18, the guide part 70 includes the following parts.
(1) First guide piece 71, second guide piece 72
The first guide piece 71 and the second guide piece 72 are formed in a plate shape, and are positioned to face each other with a space equal to or larger than the band width of the upper strap 30.
(2) Taper part 73
As shown in FIGS. 23 and 26, the taper portion 73 is located on the surface facing the first guide piece 71 and the second guide piece 72, and is composed of an inclined surface that opens upward. The taper portion 73 is designed in consideration of ease of receiving the upper strap 30 and centering.

(3) Inclined side 74
As shown in FIGS. 20 and 22, the inlet-side inclined surface 74 is located at the end portion of the first guide piece 71 and the second guide piece 72 that is located on the end surface side of the lower strap 40 and has a wide hem. It is formed from an open slope. The entrance-side inclined surface 74 takes into consideration the ease of receiving the upper strap 30.
(4) Exit side inclined surface 75
The outlet side inclined surface 75 is located on the opposite side of the inlet side inclined surface 74, that is, at the end portion of the first guide piece 71 and the second guide piece 72 that is located in the middle of the length direction of the lower strap 40. It is located and is formed from a slope that opens to the bottom. The outlet side inclined surface 75 is similar to the inlet side inclined surface 74 in consideration of the ease of receiving the upper strap 30.

(Installing the tightening strap 10)
The attachment of the tightening strap 10 to the shoe 20 will be described with reference to FIG.
The upper strap 30 is located on the inner seat portion 25 (moving portion) side of the shoe 20, and the lower strap 40 is located on the outer seat portion 26 (base portion) side.
In the present embodiment, the lower strap 40 is fixed, for example, sewn to the base end side of the strap 27, and the upper strap 30 is fixed, for example, sewn to the free end side of the strap 27.

The upper strap 30 is sewn at a position distant from the free end portion of the strap 27 toward the base end portion to form a pull tab 27a at the free end portion of the strap 27.
Although not shown, the upper strap 30 and the lower strap 40 can be directly fixed to the shoe 20, for example, sewn, but the upper strap 30 and the lower strap 40 are provided at both ends of the strap 27. By sewing and, the structure on the side of the shoe 20 is simplified and the manufacturing is facilitated.

Further, as the “fixing”, sewing is illustrated, but the present invention is not limited to this, and although not shown, the strap 27 may be inserted to integrally form the upper strap 30 and the lower strap 40. ..
The base end side of the strap 27 is positioned on the outer seat portion 26 (base portion) side of the shoe 20, and the free end portion of the strap 27 passes through the ring portion 28 and the upper strap 30 to the inner seat portion 25 (moving portion). ) Side.
The upper strap 30 can be overlapped with the lower strap 40 located on the outer sheet portion 26 (base portion) side by folding the strap 27 back toward the outer sheet portion 26 (base portion) side across the opening 23.

(Engagement of tightening strap 10)
The engagement of the tightening strap 10 will be described with reference to FIGS. 20 to 25.
In order to engage the upper strap 30 and the lower strap 40 in the separated state, as shown in FIGS. 3 to 5, they may be superposed in the upper and lower directions in FIG.
At this time, by fitting the upper strap 30 into the space between the first guide piece 71 and the second guide piece 72, centering is performed by the action of the taper portion 73, and the hook portion 51 of the upper strap 30 is changed to the lower strap. Fit in the hole 61 of 40.

At this time, since the projecting portion 63 projects into the hole 61 of the lower strap 40, the hook portion 51 is pushed by the projecting portion 63 and bends. Further, when the hook portion 51 is pushed in, the hook portion 51 passes through the overhanging portion 63 downward, and is restored with a "click" feeling with a moderation. At this time, the hook portion 51 is caught by the overhang portion 63 from below in FIG. 5, and the hook portion 51 is locked in the hole portion 61 as shown in FIG.
In order to adjust the opening amount of the opening 23 of the shoe 20, the position of the hole 61 into which the hook 51 is fitted may be relatively changed.
That is, in FIG. 5, when only the upper strap 30 is moved to the base end portion 32 side and the hole portion 61 into which the hook portion 51 is fitted is changed, the opening amount of the opening portion 23 increases and the lateral width of the shoe 20 increases. spread.

On the contrary, when only the upper strap 30 is moved reversely to the base end 32 side and the hole 61 into which the hook 51 is fitted is changed, the opening amount of the opening 23 is reduced and the width of the shoe 20 is reduced. Narrows.
In order to release the engagement between the upper strap 30 and the lower strap 40, pulling up the pull handle 27a on the free end side of the strap 27 in FIG. 5 causes the hook portion 51 to bend and stretch. When it passes through the protruding portion 63 upward, it is restored and the engagement state between the upper strap 30 and the lower strap 40 is released.

(Second embodiment according to the present invention shown in FIG. 27)
The second embodiment of the present invention will be described with reference to FIG.
In the present embodiment, the attachment form of the upper strap 30 and the lower strap 40 to the shoe 20 is changed.

(Installing the tightening strap 10)
That is, the lower strap 40 is fixed to, for example, sewn on the outer sheet portion 26 (base portion) side of the shoe 20.
The upper strap 30 is fixed to, for example, sewn on the free end side of the strap 27, and the base end side of the strap 27 is fixed to, for example, sewn on the inner sheet portion 25 (moving portion) side of the shoe 20.

In the description of this embodiment, the same components as those described in the first embodiment described above with reference to FIGS. 1 to 26 will be denoted by the same reference numerals and will not be described. To do. In the present embodiment, as in the first embodiment shown in FIG. 2, the strap 27 is passed from the outer seat portion 26 (base portion) side of the shoe 20 to the inner seat portion 25 (moving portion) side through the ring portion 28. Since there is no movement, there is an advantage that the periphery of the tongue portion 24 of the shoe 20 is refreshed and the degree of freedom in design can be improved.

(Third embodiment according to the present invention shown in FIG. 28)
The third embodiment will be described with reference to FIG.
In this embodiment, the tightening strap 10 is used for the wear 80.
The wear 80 includes the following parts.
(1) Sleeve 81
The sleeve portion 81 is a portion that covers the arm of the wear 80.
(2) Inner seat 82 (base)
The inner sheet portion 82 refers to a side of the sleeve portion 81 and is also referred to as a “base portion”.

(3) Outer seat part 83 (moving part)
The outer sheet portion 83 is the elbow side of the sleeve portion 81 and is also referred to as a “moving portion”.
The outer sheet portion 83 and the inner sheet portion 82 may be a single sheet material or may be separated.

(4) Town 84 (opening)
The gusset portion 84 is located on the cuff side that covers the wrist portion of the sleeve portion 81, and refers to a small triangular cloth portion sewn to the dividing portion between the inner sheet portion 82 and the outer sheet portion 83, also referred to as the “opening portion” Say.
In the description of this embodiment, the same components as those described in the first embodiment described above with reference to FIGS. 1 to 26 will be denoted by the same reference numerals and will not be described. To do.

(Installing the tightening strap 10)
The lower strap 40 is fixed to, for example, sewn on the inner seat portion 82 (base portion) side while sandwiching the gusset portion 84 (opening portion).
The upper strap 30 is fixed to, for example, sewn on the outer seat portion 83 (moving portion) side across the gusset portion 84 (opening portion).

(Engagement of tightening strap 10)
To engage the upper strap 30 and the lower strap 40, the upper strap 30 located on the outer seat portion 83 (moving portion) side is sandwiched between the gusset portion 84 (opening portion) and the inner seat portion 82 ( The lower strap (40) located on the (base) side is overlapped and engaged.
At this time, the width of the gusset portion 84 (opening portion) can be changed by changing the engagement position between the upper strap 30 and the lower strap 40.

(Fourth embodiment according to the present invention shown in FIGS. 29 and 30)
The fourth embodiment will be described with reference to FIGS. 29 and 30.
In the present embodiment, the top portion 110 having the same structure (shape) is used for the engaging portion 130 and the engaged portion 131.
According to the present embodiment, the engaging portion 130 of the upper strap 90 and the engaged portion 131 of the lower strap 100 can have the same structure (shape).

The tightening strap 10 has the following configuration.
The following (1) to (6) will be described later.
(1) Upper strap 90
(2) Lower strap 100
(3) Top section 110
(4) Separation part 120
(5) Engagement part 130
(6) Engagement portion 131

(Upper strap 90)
The upper strap 90 is located on the upper side in FIG.
Although not shown, the upper strap 90 is formed in a strip shape like the one in the first embodiment shown in FIG. 1, and is integrally molded by a resin having appropriate elasticity and rigidity.

(Lower strap 100)
The lower strap 100 is located on the lower side of the tightening strap 10 in FIG. 29, and vertically overlaps with the upper strap 90 as shown in FIG.
Although not shown, the lower strap 100 is formed in a strip shape similarly to that of the first embodiment shown in FIG. 1, and is provided with a guide portion 70, and has the same elasticity as the upper strap 90. It is integrally molded with a resin having rigidity.

(Frame part 110)
As shown in FIGS. 29 and 30, the frame unit 110 has the following configuration.
The following (1) to (4) will be described later.
(1) Vertical piece 111
(2) Horizontal piece 112
(3) Hook part 113
(4) Receiving surface 114

(Separation part 120, engagement part 130)
As shown in FIG. 29, the separation part 120 is formed between the adjacent top parts 110, and the top part 110 sandwiches the separation part 120, and the upper strap 90 and the lower strap 100 are in the entire length direction. In, a plurality of are formed.
The engaging part 130 is located on the upper strap 90 and is composed of a plurality of top parts 110 and a plurality of separating parts 120 formed between the adjacent top parts 110.

(6) Engagement portion 131
The engaged portion 131 is located on the lower strap 100 and alternates with the engaging portion 130, that is, the separated portion 120 of the lower strap 100 is located below the top portion 110 of the upper strap 90. Has been done.
Although the engaging portion 130 is located on the upper strap 90 and the engaged portion 131 is located on the lower strap 100, the invention is not limited to this and they may be arranged in reverse.

(Vertical piece 111, Horizontal piece 112)
The vertical piece 111 is a piece extending in the vertical direction in FIG.
The horizontal piece 112 is a piece that extends from the upper end of the vertical piece 111 in FIG.

(Hook 113, receiving surface 114)
The hook portion 113 is a portion that protrudes from the lower end portion of the vertical piece 111 in the opposite direction to the horizontal piece 112 in FIG. 29 and that projects in a triangular shape with the slope facing downward. Of the hook portions 113, the hook portion 113 located on the lower side in FIG. 29 is also referred to as a “second hook portion 113”. The receiving surface 114 is located on the lower surface of the lateral piece 112 in FIG. 29, and is a surface on which the hook portion 113 of the other top portion 110 is hooked, as shown in FIG.

(Engagement of tightening strap 10)
As shown in FIG. 29, in order to engage the upper strap 130 and the lower strap 131 in the separated state, as shown in FIG. 30, they may be vertically stacked. When they are piled up in the vertical direction, the top 110 located in FIG. 29 fits into the spacing 120 located below.

At this time, since the hook portion 113 of the upper frame portion 110 projects outward from the vertical piece 111, the hook portion 113 is pushed by the horizontal piece 112 of the frame portion 110 facing the spacing portion 120 located below, The vertical piece 111 of the upper piece 110 is bent. When the upper hook portion 113 is further pushed into the lower separating portion 120, the upper hook portion 113 passes downward through the lower horizontal piece 112 to be restored, and as shown in FIG. Is caught on the receiving surface 114 located on the lower surface of the lower horizontal piece 112, and the engaging portion 130 of the upper strap 90 and the engaged portion 131 of the lower strap 100 engage with each other and are connected. In order to release the engagement state between the upper strap 90 and the lower strap 100, the upper strap 90 and the lower strap 100 may be separated in the vertical direction. The engaged state is released.

(Fifth embodiment according to the present invention shown in FIGS. 31 and 32)
The fifth embodiment will be described with reference to FIGS. 31 and 32.
The present embodiment describes “variation 1” of the guide unit 70.
In FIG. 31A, the facing distance W2 between the first guide piece 71 and the second guide piece 72 of the lower strap 40 is set wider than the width W1 of the upper strap 30 (W2> W1).
In the description of this embodiment, the same components as those described in the first embodiment described above with reference to FIGS. 1 to 26 will be denoted by the same reference numerals and will not be described. To do.

(Modification 1 shown in FIG. 31B)
FIG. 31B shows “Modification 1” of the fifth embodiment shown in FIG.
In the “variant 1”, the width W1 of the upper strap 30 and the facing distance W3 between the first guide piece 71 and the second guide piece 72 of the lower strap 40 are set to be equal (W3 = W1).

(Other modification shown in FIG. 32)
FIG. 32 (a) shows "Modification 2" of the fifth embodiment shown in FIG. 31 (a).
In “Modification 2”, the facing distance W2 between the first guide piece 71 and the second guide piece 72 of the lower strap 40 is set to be wider than the width W1 of the upper strap 30 (W2> W1).
Further, at the upper end portions of the first guide piece 71 and the second guide piece 72, there are provided claw portions 140 which project toward the facing distance W2 and project in a triangular shape with a slope facing upward and downward. is there. The distance W4 between the facing claws 140 is set narrower than the width W1 of the upper strap 30 (W4 <W1).

(Mounting of Modification 2 shown in FIG. 32A)
In “Modification 2”, when the upper strap 30 is fitted into the facing gap W2 between the first guide piece 71 and the second guide piece 72 of the lower strap 40, the upper strap 30 is pushed by the facing upward slope of the pawl portion 140. As a result, the first guide piece 71 and the second guide piece 72 are bent in the direction in which they are separated from each other, and the distance W4 between the facing claw portions 140 is increased. When the upper strap 30 is pushed further in, the upper strap 30 is restored beyond the apex of the pawl portion 140, and the upper strap 30 fits into the facing distance W2 between the first guide piece 71 and the second guide piece 72, The strap 30 and the lower strap 40 are engaged with each other to connect them.

(Detachment of Modification 2 shown in FIG. 32 (a))
To remove the upper strap 30 from the lower strap 40, after releasing the engagement between the upper strap 30 and the lower strap 40, move the upper strap 30 to the first guide piece 71 and the second guide piece of the lower strap 40. When it is lifted from within the facing distance W2 with respect to 72, it is pushed by the downward slope of the facing claw portion 140 and bends in a direction in which the first guide piece 71 and the second guide piece 72 are separated from each other, and the facing claw portion. The distance W4 between 140 increases. When the upper strap 30 is further raised, the upper strap 30 goes over the apex of the pawl portion 140, and the upper strap 30 is separated from the facing space W2 between the first guide piece 71 and the second guide piece 72. At this time, the pawl portion 140 is restored and returns to the current state.

(Modification 3 shown in FIG. 32B)
FIG. 32 (b) shows “Modification 3” of the fifth embodiment shown in FIG. 31 (a).
In “Modification 3”, only one of the guide portions 70 of the lower strap 40, that is, the first guide piece 71 is provided, and the second guide piece 72 shown in FIG. 31A is omitted.
In “Modification 3”, the end portion of the upper strap 30, that is, the end portion on the left side in FIG. 32 (a), is superposed on the lower strap 40 so as to be along the inner surface of the first guide piece 71. By doing so, centering becomes possible.

(Sixth embodiment according to the present invention shown in FIGS. 33 and 34)
The sixth embodiment will be described with reference to FIGS. 33 and 34.
The present embodiment describes “variation 2” of the guide portion 70.
In (a) of FIG. 33, the facing distance W5 between the first guide piece 71 and the second guide piece 72 of the lower strap 40 is set to be wider than the width W1 of the upper strap 30 (W5> W1).
In the description of this embodiment, the same components as those described in the first embodiment described above with reference to FIGS. 1 to 26 will be denoted by the same reference numerals and will not be described. To do.

(Modification 1 shown in FIG. 33B)
FIG. 33 (b) shows "Modification 1" of the sixth embodiment shown in FIG. 33 (a).
In “Modification 1”, the width W1 of the upper strap 30 and the facing distance W6 between the first guide piece 71 and the second guide piece 72 of the lower strap 40 are set to be equal (W6 = W1).
At one end of the first guide piece 71 and the second guide piece 72, that is, at the upper end of FIG. 33 (b), an inlet side inclined surface 150 that opens upward is formed.

Further, at the other end of the first guide piece 71 and the second guide piece 72, that is, at the lower end of FIG. 33 (b), an outlet side inclined surface 151 that opens downward is formed. ing.
The distance W7 at the farthest inclined end portions of the facing inlet side inclined surface 150 and the facing outlet side inclined surface 151 is set wider than the width W1 of the upper strap 30 (W7> W1).
In the "variant 1", the inlet side inclined surface 150 and the outlet side inclined surface 151 are made to compensate for the influence of narrowing the facing distance W6 between the first guide piece 71 and the second guide piece 72. Is.

(Other modification shown in FIG. 34)
FIG. 34 shows “Modification 2” of the sixth embodiment shown in FIG.
“Modification 2” is one in which the guide portion 70 is composed of a plurality of guide columns 160.
The guide pillars 160 are erected on the lower strap 40, are located on both sides of the lower strap 40 in FIG. 34, and are provided in plural numbers, for example, three, at predetermined intervals in the vertical direction in the figure.
The spacing W8 between the guide columns 160 arranged on both the left and right sides is set wider than the width W1 of the upper strap 30 (W8> W1).
Although the guide pillar 160 is illustrated as the guide portion 70, the guide pillar 160 is not limited to this and may be in the shape of a plate (not shown). Alternatively, the guide pillar 160 may be located on both sides of the lower strap 40, but may be on one side.

10 Tightening strap 20 Shoes 21 Foot part 22 Toe part 23 Opening part 24 Tongue part 25 Inner seat part (moving part) 26 Outer seat part (base part)
27 Strap 27a Puller 28 Ring part 30 Upper strap 31 Mark 32 Base end 33 Free end 40 Lower strap 50 Engagement part 51 Hook part 52 Through hole 60 Engaged part 61 Hole part 62 Partition wall 63 Overhang Part 70 Guide part 71 First guide piece 72 Second guide piece 73 Tapered part 74 Inlet side inclined surface 75 Outlet side inclined surface (third embodiment shown in FIG. 28)
80 Wear 81 Sleeve 82 Inner seat (base)
83 Outer Seat Part (Moving Part) 84 Town Part (Fourth Embodiment Shown in FIGS. 29 and 30)
90 Upper strap 100 Lower strap 110 Top portion 111 Vertical piece 112 Horizontal piece 113 Second hook portion 114 Receiving surface 120 Separation portion 130 Engaging portion 131 Engagement portion (fifth embodiment shown in FIG. 32 (c)) )
140 Pawl (sixth embodiment shown in FIGS. 33 and 34)
150 Inlet side inclined surface 151 Outlet side inclined surface 160 Guide column (conventional example shown in Fig. 35)
200 Tightening strap 210 Male band 220 Female band 230 Shoes
The entire contents of the specification, claims, drawings and abstract of Japanese Patent Application No. 2018-218410 filed on November 21, 2018 are cited herein as disclosure of the specification of the present invention. , Take in.

Claims

One of a pair of seat portions that can be brought into and out of contact with the opening is a base portion, and the other is a moving portion that is movable relative to the base portion.
The movable portion is arranged so as to be attracted toward the base portion,
A lower strap located on the base side,
An upper strap that is located on the moving portion side, extends in a band shape toward the lower strap, has a puller at a free end, and overlaps the lower strap.
Consists of
On the facing surfaces of the upper strap and the lower strap that are vertically overlapped,
The engaging part and one of the engaged parts that can be engaged / disengaged with the engaging part are formed respectively,
At least one of the engaging portion and the engaged portion,
A plurality of tightening straps for opening adjustment, which are formed along the contacting / separating direction of the base portion and the moving portion, and are capable of adjusting the distance between the base portion and the moving portion,
On the lower strap,
A guide portion is provided that can receive the upper strap in a superimposed state.
A tightening strap for adjusting the opening, which is characterized in that
The upper strap and the lower strap,
Sewn on both sides of the shoe across the opening,
The tightening strap for opening adjustment according to claim 1, characterized in that.
The lower strap is
It is fixed to one end of the strap and is located on the base side,
The upper strap is
It is fixed to the other end of the strap and is located on the moving part side,
It is folded back through the ring portion provided on the moving portion and extends toward the lower strap,
The tightening strap for opening adjustment according to claim 1, characterized in that.
Of the engaging portion and the engaged portion, the engaging portion is
Provide a hook part,
In the engaged part,
A hole portion into which the hook portion fits, or a second hook portion hooked on the hook portion is provided.
The tightening strap for adjusting the opening according to any one of claims 1 to 3, wherein:
The guide part is
Of both sides sandwiching the engaging portion and the engaged portion, located on at least one side,
While being located along the longitudinal direction of the upper strap,
Projecting upward toward the upper strap,
The tightening strap for adjusting an opening according to any one of claims 1 to 4, wherein:
The guide part is
Located opposite to each other across the engaging part and the engaged part,
On the opposite side,
Taper portions opened toward the receiving direction of the upper strap are provided,
The tightening strap for adjusting an opening according to claim 5, wherein: