JP5813384B2 - school bag - Google Patents

Description

  The present invention relates to a school bag that can be used as a hand-held type in addition to a schoolchild.

  Conventionally, there are those described in Patent Document 1 and Patent Document 2 as school bags that can be used in a hand-held manner in addition to being carried by schoolchildren.

  As shown in FIG. 8, the school bag described in Patent Document 1 is provided with eyelets at both ends of the hand strap 21, and a stopper 22 such as a rivet is passed through these eyelets and caulked, thereby the school bag body 23. The back support 24 is fixed at an arbitrary position on the left and right of the back ring 25 provided at the upper center of the back support 24.

  As shown in FIG. 9, the school bag described in Patent Document 2 has both ends of the hand strap 32 protruding above the school bag body 31 at the center of the back support 33 of the school bag body 31. 34 and the back pad 33, and fixed to the back pad 35 with a stopper 35 penetrating the both ends and the back ring 34.

Utility Model Registration No. 3163257 Utility Model Registration No. 3160178

  In this type of school bag, if both ends of the hand strap are not attached to the left and right target positions of the backrest, the school bag body is inclined when the school bag body is held in the hand.

  However, in the school bag described in Patent Document 1, both ends of the hand strap 21 are fixed at arbitrary positions on the left and right sides of the back ring 25 provided at the center upper portion of the back rest portion 24 of the school bag body 23. Therefore, the positioning is difficult, and it is difficult to attach to the left and right target positions of the backrest portion 24, and it takes time.

  Furthermore, in this type of school bag, if both ends of the hand strap attached to the left and right target positions of the back support part are not arranged at an appropriate interval, it is suitable for inserting a hand above the school bag body. When a space is not formed and a hand-held type is used, it is difficult to insert a hand.

  However, in the school bag described in Patent Document 2, both ends of the hand strap 32 are arranged between the back ring 34 and the back pad 33 and the stopper 35 penetrating the both ends and the back ring 34 is used for the back. Since it was fixed to the abutting portion 33, the width between the both ends of the hand strap 32 is shorter than the entire width of the back ring 34, and only a narrow space is formed above the school bag body 31. And had problems such as difficulty in inserting hands.

  Therefore, the present invention solves the above-described conventional problems, and it is easy to attach both ends of the hand strap to the left and right target positions of the back rest, and it does not take time, and the hand strap Both ends of the backrest can be attached to the left and right target positions of the back support part at an appropriate interval, and an appropriate space is formed above the main body of the school bag so that the hand can be used in a hand-held manner. It was made for the purpose of providing a school bag that does not become difficult to insert.

In the school bag of the present invention, both ends of the hand strap 2 projecting upward from the school bag body 1 are attached to a pair of attachment pieces 4 projecting at symmetrical positions of the back ring 3. The back ring 3 includes a substrate 6, a cover plate 7, and a contact plate 11 for attaching the substrate 6 and the cover plate 7 to the school bag body 1. The backing plate 11 includes a pressing plate 11a, a reinforcing plate 11b, and a display plate 11c, which are sequentially covered on the substrate 6 and the cover plate 7. The attachment pieces 4 are projected from both sides of the presser plate 11a. The back ring 3 is attached to the backrest portion 5 of the school bag body 1 by a stopper 14 that penetrates the substrate 6, the cover plate 7, the presser plate 11 a, the reinforcing plate 11 b, and the display plate 11 c. Both ends of the hand strap 2 are attached to the attachment piece 4 by the stoppers 14 penetrating the both ends of the hand strap 2 and the presser plate 11a.

  In the school bag of the present invention, the attachment pieces 4 are projected on both sides of the back ring 3 and rivet holes 19 for attaching the hand strap 2 are provided.

  In the school bag of the present invention, the mounting piece 4 is projected integrally with the back ring 3 by integral molding of synthetic resin.

  Since the school bag according to the present invention is configured as described above, it is easy to attach both ends of the hand strap to the left and right target positions of the backrest portion, and it does not take time.

  Furthermore, since the school bag of the present invention can attach both ends of the hand strap to the left and right target positions at an appropriate interval, an appropriate space is formed for inserting a hand above the school bag body. When using it as a hand-held type, it will not become difficult to insert a hand.

It is a rear view which shows one Embodiment of the school bag of this invention. It is a disassembled perspective view of the hand strap and back ring of the school bag of this invention. It is a perspective view of the state where the cover board was removed from the substrate of the back ring of the school bag of this invention. It is explanatory drawing which shows the order which attaches the back ring of the school bag of this invention to the back support part of a school bag main body, and the board | substrate covered with the cover board to the back support part. It is explanatory drawing which shows the state which piled up the press plate which is a contact plate on the board | substrate shown in FIG. FIG. 6 is an explanatory diagram showing a state in which a reinforcing plate that is a backing plate and a display plate are superimposed on the presser plate shown in FIG. 5. It is explanatory drawing which shows the state which attached the hand strap to the back ring attached to the back support part of the school bag main body shown in FIG. It is a principal part rear view which shows an example of the conventional school bag. It is a rear view which shows the other example of the conventional school bag.

  DESCRIPTION OF EMBODIMENTS Hereinafter, embodiments for implementing a school bag of the present invention will be described in detail with reference to the drawings.

  As shown in FIG. 1, the school bag of the present invention has both ends of the hand strap 2 protruding above the school bag body 1 attached to a pair of attachment pieces 4 protruding from the left and right target positions of the back ring 3. It is said.

  The basic structure of the school bag body 1 is the same as that of a general school bag as shown in FIG. 1, and a box-shaped storage part whose upper surface is open, a cover that covers the opening of the storage part, and a cushion material are provided inside. And the back ring 3 provided at the center upper portion of the back support portion 5 and the like.

  As shown in FIGS. 2 and 3, the back ring 3 includes a substrate 6 formed of a synthetic resin material, a thin cover plate 7 formed of a synthetic resin material that covers the surface of the substrate 6, and the like. A pair of swing arms 8 that are swingably accommodated in a vacant space S provided between the substrate 6 and the cover plate 7, and springs that urge the swing arms 8 in the center in the vacant space S, respectively. 9, a hanging ring 10 for suspending the school bag when not in use, and a contact plate 11 for attaching the substrate 6 and the cover plate 7 to the school cell body 1. The backing plate 11 may be composed of a single piece, but as shown in the figure, a holding plate 11a formed from a synthetic resin material, a reinforcing plate 11b formed from a metal material, a synthetic resin material, or the like. It is good also as what laminates | stacks several sheets, such as the display board 11c formed. An attaching portion 8a is provided at the upper end of the swing arm 8, and the shoulder belt 12 of the school bag body 1 is attached to the attaching portion 8a. The display board 11c has a recess 13 for attaching a name tag or a piece of paper on which a picture or character is written.

  Further, the back ring 3 is provided with a rivet hole 15a at the center of the upper portion of the cover plate 7 so that the rivet (stopper 14) passes through the empty space S, and rivet holes 15b near the both ends of the upper portion of the cover plate 7. 15b, a rivet hole 16a is provided at the center of the upper portion of the substrate 6, rivet holes 16b and 16b are provided near both ends of the upper portion of the substrate 6, and the rivet holes 15a, 15b and 15b and the rivet holes are provided from the cover plate 7 side. A rivet (stopper 14) is passed through each of 16a, 16b, and 16b, and is riveted to a stop plate S that is attached to the back side of the backrest portion 5 of the school bag body 1.

  In addition, rivet holes 17a, 17b, and 17c are provided at the center of the presser plate 11a, the reinforcing plate 11b, and the display plate 11c, respectively, and the rivet holes 17d, 17d, 17e, 17e, 17f, and 17f are provided. When the substrate 6 and the cover plate 7 of the back ring 3 are riveted to the stop plate, the substrate 6 and the cover plate 7 are sandwiched between the fabric 18 of the school bag body 1 (see FIG. 4), The holding plate 11a, the reinforcing plate 11b, and the display plate 11c are covered in this order, and the rivets (stoppers 14) are also applied to the rivet holes 17a, 17b, 17c and the rivet holes 17d, 17d, 17e, 17e, 17f, 17f, respectively. By passing through, the abutting plate 11 together with the substrate 6 and the cover plate 7 is riveted to the retaining plate S attached to the back side of the back rest portion 5 of the school bag body 1.

  The attachment pieces 4 are a pair of left and right, and project from both sides of the back ring 3. In the illustrated example, the attachment pieces 4 are provided so as to protrude from both side portions of the abutting plate 11 constituting the back ring 3 and provided with rivet holes 19 for attaching the hand strap 2. In the illustrated example, the attachment pieces 4 are provided so as to protrude from both side portions of a presser plate 11 a which is a contact plate 11 constituting the back ring 3.

  In the illustrated example, the mounting piece 4 is projected on both sides of the back ring 3, but may be projected on the upper side surface of the back ring 3, or the back ring 3. The back ring 3 is configured in some cases even if it is provided on the reinforcing plate 11b or the display plate 11c of the holding plate 11 so as to protrude from the holding plate 11a. The projection may be provided on the substrate 6 or the cover plate 7.

  Further, it is preferable that the mounting piece 4 is provided integrally with the back ring 3 by integrally molding synthetic resin or the like, but it is preferable that the mounting piece 4 is provided separately from the back ring 3 by screwing or fitting. It is good also as what protruded.

  The hand strap 2 is made of various materials such as cloth and leather, and is bent into a substantially inverted U shape as shown in FIGS. 1 and 2 so that at least a hand can be inserted above the school bag body 1. It is provided in a manner that protrudes to the extent that it opens.

  Further, both ends of the hand strap 2 are provided with rivet holes 20 and 20, which are positioned between the attachment piece 4 of the back ring 3 and the backrest 5, respectively. Rivets (stoppers 14) are passed through the rivet holes 19, 19 of the attachment piece 4 and are riveted to a stop plate S attached to the back side of the backrest 5. The stop plate S is a synthetic resin plate having excellent strength or a metal plate such as stainless steel or aluminum alloy. For this reason, the presence of the retaining plate S makes the rivet fastening of the both ends of the hand strap 2 strong and makes it difficult for the both ends of the hand strap 2 to come off the backrest portion 5. In addition to the rivet, the stopper 14 may be an appropriate one such as a bolt or nut that penetrates the hand strap 2 and the backrest portion 5.

  The school bag of this invention comprised as mentioned above assumes that the both ends of the hand strap 2 protruding above the school bag body 1 are attached to a pair of attachment pieces 4 projecting at the left and right target positions of the back ring 3. Therefore, by attaching the back ring 3 to the center part of the back support part 5, the position of the attachment piece 4 becomes the left and right target position of the back support part 5, and both ends of the hand strap 2 are also left and right target positions of the back support part 5. It becomes.

  Furthermore, the school bag according to the present invention can arrange the both ends of the hand strap 2 at an appropriate interval by the projecting condition of the pair of attachment pieces 4 projecting at the left and right target positions of the back ring 3. A space suitable for inserting a hand above 1 is formed.

DESCRIPTION OF SYMBOLS 1 School bag body 2 Hand strap 3 Back ring 4 Attachment piece 19 Rivet hole

Claims (2)

Both end portions of the handbag straps (2) projecting above the bag body (1), in bag, characterized in that attached to the pair of mounting pieces protruding from the symmetrical position of the take care (3) (4) There ,
The back ring (3) includes a substrate (6), a cover plate (7), a backing plate (11) for attaching the substrate (6) and the cover plate (7) to the school bag body (1). Including
The backing plate (11) includes a presser plate (11a), a reinforcing plate (11b), and a display plate (11c), which are sequentially covered on the substrate (6) and the cover plate (7). And
The mounting piece (4) is provided on both sides of the presser plate (11a),
The back ring (3) is formed by a stopper (14) penetrating the substrate (6), the cover plate (7), the holding plate (11a), the reinforcing plate (11b) and the display plate (11c). It is attached to the back pad (5) of the school bag body (1),
A school bag in which both ends of the hand strap (2) are attached to the attachment piece (4) by a stopper (14) penetrating both ends of the hand strap (2) and the presser plate (11a).   The attachment piece (4) is provided so as to protrude from both sides of the back ring (3), and a rivet hole (19) for attaching the hand strap (2) is provided. The school bag according to claim 1.

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