JPH1066618A - Back carrying band - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a safe back carrying band by eliminating a danger by an outward projection of a tip of a thin rod of a buckle in the case of connecting the free ends of a large cord and a small cord through the buckle. SOLUTION: The buckle (d) of this back carrying band for connecting a free end side where small holes are arrayed of a large cord (a) through a buckle attached to a free end of a small cord is composed by erecting a locking rod on an inner surface of a main plate 8, providing bend pieces 10 and 11 on both sides facing each other of the main plate 8 and opening window holes 12 and 14 at both bend pieces 10 and 11. The free end side of the large cord (a) is inserted to the window holes 12 and 14 of both bend pieces 10 and 11 of the buckles (d) and (e) and a required small hole 5 is fitted to the locking rod.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a backpack band used for bags such as school bags and the like, particularly for connecting and tightening a large string and a small string.

[0002]

2. Description of the Related Art A backpack band of a school bag shown in FIG. 14 is known as a backpack band of this type consisting of a large string and a small string. A mounting bracket (not shown) in which the upper base end of the large string a is fixed to the upper center part of the outer surface of the back guard plate 2 of the school bag body 1 with the cover plate 1 '.
The small string b is attached to a mounting bracket (lock main plate) 4 whose lower base end is fixed to the central portion of the outer surface of the bottom plate 3 of the school bag body 1.

The large string a has small holes 5 arranged at equal intervals on its free end side, and the small string b has a buckle c on its free end side and is inserted into a frame 6 of the buckle c. The free ends of the large string a and the small string b are connected to each other by inserting the thin rod 7 of the buckle c into a required one of the small holes 5 of the string a.

[0004]

In such a carrying band, when the free ends of the large string a and the small string b are connected to each other as described above, the tip of the narrow rod 7 of the buckle c has a small hole. There is a case where it is dangerous to project outward through the wire 5 (FIG. 14).

That is, in the above connection state, the large string a
Is tensed in the direction of coming out of buckle c,
Although the tip of the narrow rod 7 is in contact with the opposite edge of the frame 6, it is still in a protruding state,
When the tension is relaxed, the narrow rod 7 is in a standing state, and the danger is increased.

According to the present invention, in order to eliminate the danger that the tip of the narrow rod of the buckle protrudes outward, the buckle having no such narrow rod as described above is used. And small string can be connected.

[0007]

According to the present invention,
A buckle band for connecting a large string and a small string via a buckle attached to the free end of the former in which the small holes are arranged is attached to the free end of the latter. The stopper rod 9 stands up, and the bent pieces 1 are provided on both sides of the main plate 8 facing each other.
0, 11 and the window holes 12,
14, the free end side of the large string a, buckle d,
e is inserted into the window holes 12 and 14 of the two bent pieces 10 and 11 and the required small holes 5 are fitted into the locking rods 9.

The buckle d is attached to the free end 17 of the small string b because the free end of the small string b is attached to the outer rod 15 of the window hole 14 of one of the bent pieces 10 and 11. It is preferable to perform the fixing by winding and fixing 17. Buckle e
Is attached to the free end 17 of the small string b because one of the bent pieces 1
It is preferable that the rotation holding piece 21 supported on the mounting portion 19 extending outward from the first window hole 14 be placed in a prone state.

Two locking rods 9 are provided on the inner surface of the main plate 8 of the buckles d and e.
4 at required intervals, or both windows 12
It is erected at a required interval on a line orthogonal to a line connecting the hole and the window hole 14, and the small hole 5 is arranged on the large string a so as to fit the two locking rods 9. It is clear that the connection is more secure when the small hole 5 and the two locking rods 9 are engaged.

The buckles d and e are made of a metal or a synthetic resin, and a pattern, a graphic, a symbol, a color, or the like is appropriately applied to the outer surface of the main plate 8 by a required means, so that the appearance can be improved, and the commercial value is improved. It is clear that can be increased.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention relates to a backing band for connecting a large string and a small string to a free end side in which the former small holes are arranged through a buckle attached to the latter free end. Has a locking rod standing on the inner surface of the main plate, has bent pieces on opposite sides of the main plate, and has a window hole in each of the bent pieces. The buckle is inserted through the window holes, and a required small hole is fitted to the locking rod.

First Embodiment FIGS. 1 to 5 show a first embodiment in which the present invention is applied to a backpack of a school bag. This carrying band is
The large string a is composed of a large string a and a small string b. And a small string b is attached to a mounting base (not shown; see reference numeral 4 in FIG. 14) fixed to the outer surface central portion of the bottom plate 3 of the main body 1; In the figure, a has small holes 5 arranged at regular intervals on its free end side, but these points are not different from the conventional one.

A buckle d is attached to the free end of the small string b. The present invention employs this buckle d in place of the above-mentioned buckle c to which the conventional small string b is attached at its free end. The emphasis of the present invention is that the large string a and the small string b.

A buckle d is provided at the center of the inner surface of a rectangular main plate 8 made of metal or synthetic resin, with a locking rod 9 having a spherical end.
Is standing up. Also, bent pieces 10 and 11 in which the extended portions on both sides of the main plate 8 are bent to the inner surface side of the main plate 8, that is, the side on which the locking rod 9 stands.
And A window hole 12 is provided in one of the two bent pieces 10 and 11, and the other bent piece 1 is provided.
1 is provided with window holes 14 and 14 ′ separated by a partition rod 13. Further, a shaft tube 16 is attached to the outer edge rod 15 of the window hole 14 '.
Is loosely fitted.

The window holes 14 and 14 'may be formed as a single window hole without being partitioned by the partitioning rod 13. In addition, it is apparent that the appearance can be improved and the commercial value can be increased by appropriately applying a pattern, a graphic, a symbol, a color, or the like as necessary to the outer surface of the main plate 8.

The buckle d is attached to the free end of the small string b. That is, the buckle d is
The free end 17 of the small string b is rotatably attached to the free end side of the small string b by inserting the free end 17 into the window hole 14 'and winding and fixing the free end 17 to the shaft tube 16.

To connect the large string a to the small string b, the free end side of the large string a is inserted into the window hole 12 of the bent piece 10 of the buckle d, and the required small hole 5 is inserted into the locking rod 9. And the free end of the large string a is inserted through the window hole 14 of the bent piece 11 on the opposite side, and
The free end is inserted through the retaining ring 18 of the small string b (FIG. 1,
4).

As a result, the large string a and the small string b are connected, and even when a tension acts to separate the large string a and the small string b from each other, the small hole of the large string a Since the locking rod 9 of the buckle d is engaged with 5, the predetermined connection tight state can be maintained without being separated. Even when the above-mentioned tension is not particularly applied, the required length of the large string a at the free end side is equal to the inner surface of the main plate 8 of the buckle d and the window holes 12 of the both bent pieces 10 and 11. 14, the locking rod 9 is engaged with the small hole 5, and the spherical end of the locking rod 9 is engaged with the hole edge of the small hole 5. Thus, the large string a maintains the above-mentioned connection state without being loosened carelessly.

FIG. 6 shows a modification of the first embodiment, in which two locking rods 9 are provided on the inner surface of a main plate 8 of a buckle d at a required interval, that is, a window. Standing near the hole 12 and near the window hole 14. In this case, the interval between the rows of the small holes 5 of the large string a is made to coincide with the standing interval of the locking rod 9, and the two adjacent small holes 5, 5 are locked by two locking holes. It is used by being fitted to the rods 9, 9, and the maintenance or holding of the connection state of the large string a by the buckle d is stronger than in the first embodiment. The other configuration and operation and effect are the same as those of the first embodiment, and therefore, the same portions are denoted by the same reference numerals and detailed description thereof will be omitted.

FIG. 7 shows a modification of the first embodiment.
On the inner surface of the main plate 8, two locking rods 9 are erected at required intervals, that is, at required intervals on a line orthogonal to a line connecting the window holes 12 and 14. In this case, the small holes 5 of the large string a are arranged in two rows at a required interval, that is, provided on both sides of the width of the large string a so as to coincide with the standing intervals of the locking rods 9.
The two small holes 5, 5 on both sides thereof are used by fitting them to the two locking rods 9, 9, and the maintenance or holding of the connection state of the large string a by the buckle d is as described above. It is more powerful than the first embodiment. The other configuration and operation and effect are the same as those of the first embodiment, and therefore, the same portions are denoted by the same reference numerals and detailed description thereof will be omitted.

Second Embodiment FIGS. 8 to 11 show a second embodiment in which the present invention is applied to a backpack band of a school bag. In this second embodiment,
The buckle e differs from the buckle d and the attachment structure to the small string b in the first embodiment and the modified examples 1 and 2 described above.

In other words, the buckle e is made of a metal or synthetic resin square main plate 8, in which a locking rod 9 having a spherical tip is erected at the center of the inner surface of the main plate 8. Bent pieces 10 and 11 bent to the inner surface side of the main plate 8, that is, the side where the locking rod 9 stands up;
The provision of the window holes 12 and 14 in the bent pieces 10 and 11 is the same as the buckle d of the first embodiment and the modified examples 1 and 2.

Also, a pattern, a graphic, a symbol, a color, or the like is appropriately applied to the outer surface of the main plate 8 by a required means.
It is also the same as the buckle d of the first embodiment and its modifications 1 and 2 that it can improve the appearance and enhance the commercial value.

However, the buckle e extends the mounting portion 19 to the outside of the window hole 14 of the bent piece 11 and the bearing pieces 20, 20 provided on both outer ends of the mounting portion 19.
In addition, the rotation holding piece 21 is pivotally supported. This rotation holding piece 2
1 is such that when it is turned upside down so as to be parallel to the mounting portion 19, the sawtooth portion 21 ′ on one side is oriented perpendicularly to the mounting portion 19 (FIG. 10). When it is turned upright to be in the state,
1 'is turned away from the mounting portion 19 (FIG. 11).

To attach the buckle e to the free end side of the small string b, the rotation holding piece 21 is turned upright as described above so that the saw-tooth portion 21 'is turned away from the attachment portion 19,
When the free end 17 of the small string b is inserted between the saw-tooth portion 21 'and the mounting portion 19, the rotation holding piece 21 is turned upside down as described above. As a result, the buckle e becomes the small string b
Is detachably attached to the free end 17.

The buckle e converts the large string a into the small string b.
Is the same as that of the buckle d in the first embodiment and its first and second modifications. That is, the free end of the large string a is inserted into the window hole 12 of the bent piece 10 of the buckle d, the required small hole 5 is fitted to the locking rod 9, and the free end of the large string a is placed on the opposite side. Is inserted through the window hole 14 of the bent piece 11 of FIG. 1, passes over the mounting portion 19, and is inserted into the retaining ring 18 of the small string b (FIGS. 8, 10).

Thus, the large string a and the small string b are connected, and even when a tension acts to separate the large string a and the small string b from each other, the small hole of the large string a Since the locking rod 9 of the buckle d is engaged with 5, the predetermined connection tight state can be maintained without being separated. Even when the above-mentioned tension is not particularly applied, the required length of the large string a at the free end side is equal to the inner surface of the main plate 8 of the buckle d and the window holes 12 of the both bent pieces 10 and 11. 14, the locking rod 9 is engaged with the small hole 5, and the spherical end of the locking rod 9 is engaged with the hole edge of the small hole 5. Thus, the large string a maintains the above-mentioned connection state without being loosened carelessly.

FIG. 12 shows a modification of the second embodiment, in which a buckle e
On the inner surface of the main plate 8, two locking rods 9 are erected at required intervals, that is, near the window holes 12 and 14.
In this case, the interval between the rows of the small holes 5 of the large string a is made to coincide with the standing interval of the locking rod 9, and the two adjacent small holes 5, 5 are locked by two locking holes. It is used by being fitted to the rods 9, 9, and the maintenance or holding of the connection state of the large string a by the buckle e is stronger than in the second embodiment. The other configuration and operation and effect are the same as those of the second embodiment, and therefore, the same portions are denoted by the same reference numerals and detailed description thereof will be omitted.

Modification 2 of Second Embodiment FIG. 13 shows a modification of the second embodiment, in which two locking rods 9 are provided on the inner surface of the main plate 8 of the buckle e at required intervals, that is, They are erected at required intervals on a line orthogonal to a line connecting the window holes 12 and 14. In this case, the small holes 5 of the large string a are arranged in two rows at a required interval, that is, provided on both sides of the width of the large string a so as to coincide with the standing intervals of the locking rods 9. Are used by fitting the two small holes 5, 5 to the two locking rods 9, 9. The maintenance or holding of the connected state of the large string a by the buckle e is performed in the second mode. It is more powerful than the embodiment. The other configuration and operation and effect are the same as those of the second embodiment.
The same portions are denoted by the same reference numerals, and detailed description will be omitted.

[0030]

As is apparent from the above description,
According to the carrying band of the present invention, the free end side of the large string is inserted into both the window holes of the buckle, and the required small hole is fitted to the locking rod, so that the large string and the small string are connected. Therefore, even when a tension acts to separate the large string and the small string from each other, the locking rod of the buckle is engaged in the small hole of the large string, so that they are not separated. A predetermined connection tight state can be maintained.

Even when the tension is not particularly applied, the required length of the large string at the free end side is between the inner surface of the main plate of the buckle and the edge of the window hole of each of the folded pieces. In addition, since the locking rod is engaged in the small hole, the large string is maintained in the connected state without being loosened carelessly.

Further, the locking rod stands on the inner surface of the main plate of the buckle, and unlike the known narrow rod of the buckle, when the large string is tightened or loosened, unlike the conventional narrow rod of the buckle. There is no danger of projecting the tip outward.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a use state of a shoulder band according to a first embodiment of the present invention for a school bag.

FIG. 2 is a perspective view of the same buckle attached to the free end of the small string as viewed from the outside.

FIG. 3 is a perspective view of the same as viewed from the inside.

FIG. 4 is a cross-sectional view showing a state where a large string is inserted into the buckle and connected to a small string.

FIG. 5 is a perspective view of the buckle viewed from the inner surface side.

FIG. 6 is a perspective view of the buckle according to the first modification of the first embodiment as viewed from the inner surface side with the buckle attached to the free end of the small string.

FIG. 7 is a perspective view of the buckle of Modification Example 2 of the first embodiment as viewed from the inner surface side with the buckle attached to the free end of the small string.

FIG. 8 is a perspective view of the second embodiment of the shoulder strap according to the present invention, in which the buckle is attached to the free end of the small string as viewed from the outside.

FIG. 9 is a perspective view of the same as seen from the inner surface side.

FIG. 10 is a cross-sectional view of a state where a large string is inserted into the buckle and connected to a small string.

FIG. 11 is a perspective view of the buckle as viewed from the inner surface side.

FIG. 12 is a perspective view of the buckle of Modification Example 1 of the second embodiment as viewed from the inner surface side with the buckle attached to the free end of the small string.

FIG. 13 is a perspective view of the buckle according to the second modification of the second embodiment as viewed from the inner surface side with the buckle attached to the free end of the small string.

FIG. 14 is a perspective view showing a state in which a conventionally known backpack band is used for a school bag.

[Explanation of symbols]

 a Large string b Small string c Conventional buckle d Buckle of the present invention e Buckle of the present invention 5 Small hole 8 Main plate 9 Locking rod 10 Folding piece 11 Folding piece 12 Window hole 14 Window hole 17 Free end 19 Mounting part 21 Rotating clamp

Claims (5)

[Claims] 1. A backing band for connecting a large string and a small string to a free end on which the former small holes are arranged, via a buckle attached to the latter free end, wherein the buckle is engaged with an inner surface of the main plate. A standing rod is erected, and the main plate has bent pieces on opposite sides thereof, and a window hole is opened in both bent pieces. A carrying band characterized by being inserted into a hole and fitting a required small hole to a locking rod. 2. A shoulder band for connecting a large string and a small string to a free end side in which the former small holes are arranged in a row through a buckle attached to the latter free end, wherein the buckle is engaged with an inner surface of the main plate. The stopper rod is erected, the main plate has bent pieces on opposite sides thereof, and a window hole is opened in both bent pieces, and the attachment of the buckle to the free end of the small string is performed as described above. It is performed by winding and fixing the free end of the small string to the outside rod of the window hole of one of the two folded pieces, and the free end side of the large string is A carrying band characterized by being inserted into a window hole and fitting a required small hole to a locking rod. 3. A shoulder band for connecting a large string and a small string to a free end side in which the former small holes are arranged, via a buckle attached to the latter free end, wherein the buckle is engaged with an inner surface of the main plate. The stopper rod is erected, and the main plate has bent pieces on opposite sides thereof, and a window hole is opened in each of the bent pieces, and a mounting portion is extended outside the window hole of one of the bent pieces. On the bearing piece provided on both sides of the outer end of the mounting portion, a rotating holding piece having a sawtooth portion on one side, when the sawing portion is turned down with respect to the mounting portion, the sawtooth portion is oriented perpendicular to the mounting portion, In addition, when it is orthogonal to the mounting portion, the saw tooth portion is pivoted so as to be deviated from the mounting portion, and the buckle is attached to the free end of the small string,
When the free end of the small string is inserted between the sawtooth portion and the mounting portion, the turning is performed by turning the rotating holding piece upside down. A carrying band characterized by being inserted into a hole and fitting a required small hole to a locking rod. 4. A buckle in which two locking rods are erected on the inner surface of the main plate at required intervals near both window holes of both bent pieces, or on a line perpendicular to a line connecting both window holes. The small string is arranged so that it fits with the two locking rods, and the large string is erected at a required interval.
The carrying band described. 5. The buckle according to claim 1, wherein the buckle is made of a metal or a synthetic resin, and a pattern, a graphic, a symbol, a color, or the like is appropriately applied to an outer surface of the main plate by a required means. , 3, or 4.