WO1992009219A1 - Handbag - Google Patents

Abstract

A handbag made of synthetic resin, which can be easily manufactured by mechanical processing and is by far more convenient in use. The handbag comprises a bag body consisting of a single sheet inwhich a folded-in bottom portion (2) is provided in the center of a thermoplastic synthetic resin sheet piece (1) and end portions of the superposed sheet piece are welded, and a portable member (11) secured to an opening portion of the bag body; and has at the folded-in bottom portion (2) a bottom plate (6) solidly secured to one of the inner sides of the folded-in bottom portion. The end portions constituting the opening portion of the bag body are reinforced to form the reinforced opening portion (4), and the portable member (11) is fastened to the reinforced opening portion (4), so that more perfect mechanization and automation are made possible out of a single sheet member.

Description

 Akira Tsumugi

 Handbag

 〔Technical field〕

 The present invention relates to a synthetic resin carrying bag used to carry food, canned beer, clothing, and the like.

 (Background technology)

 FIGS. 11 and 12 show a conventional synthetic resin carrying bag used to carry the purchased canned beer and the like.

 This carrying bag is composed of a bag body A, a carrying section C attached to a mouth portion B of the bag body A, and a bottom material D which is usually made of cardboard. . In use, open mouth B, lay bottom material D on the bottom, put the purchased canned beer as shown in Fig. 12 and hand it to the customer. These types of handbags are well-looked and easy to use, and have relatively high strength, which makes them useful to users.

 However, the manufacture of this handbag has to rely on manual work due to its structure. In other words, this type of carrying bag is (1) the first step of forming a fold at both ends of a synthetic resin sheet made of a tube, (2) the second step of heat-sealing one end to form a bottom, and (3) The third step is to put a paper bag into the bag, fold it, make a hole for the hanging device, and then attach the hanging device to both the mouths, and set the {paper bottom with special shape} in the bag. Manufactured in four steps, each of which must be done manually.

 For this reason, handbags themselves are useful, but their production costs are high, which is a major obstacle to the spread of synthetic resin fibags throughout the market.

 The present invention has been made to solve such a problem, and an object of the present invention is to provide a handbag that can be manufactured easily by mechanical processing and that is more convenient for use.

 [Disclosure of the Invention]

In order to achieve the above object, the first invention is directed to the center of the thermoplastic synthetic resin sheet piece. It is composed of a bag body consisting of a single sheet with the bottom part folded in the S section and the rainy part of the sheet piece joined together, and a hand-held member attached to the opening of the bag body. In the handbag with the bottom fixed to one side of the folded-in bottom, the strengthened opening is formed by reinforcing the part a that constitutes the opening of the ηηε bag body. A special feature is that a front carrying member is attached to the vehicle.

 According to the present invention, since the starting material of the bag body is changed from a conventional tubular material to a sheet material, bending, fitting, and fusing can be facilitated, and most of the steps can be automated. Multi-color printing is also possible, and the function as a Hanko product can be further enhanced.

 In addition, since the base paper is fixed to the bottom of the folded part forming the bottom part by means such as wearing it, it becomes natural base material when the bag is unfolded, and special processing is performed as the base material No need.

 Furthermore, since the opening of the bag body can be created in a series of molding steps of the bag body, even if a process for strengthening the opening is entered, it is created separately according to the correspondence of the bag body. The number of processes is increased compared to the conventional acid-bagged handbags, and the cost does not increase.c-Also, since the entire opening is reinforced, the size of the bag itself is irresistible. A standardized commercially available hand-held member can be attached.

 Further, the second invention is characterized in that a bag body having a bottom portion folded and formed at the center of a thermoplastic synthetic resin sheet piece and both S portions of the overlapped sheet piece »is attached to an opening of the bag body. A gripping member, having a bottom plate fixed to one of the insides of the folded bottom, and a reinforcing material fixed to an end constituting the opening of the bag body to form a reinforcing opening 茚. A feature is that a handle member having a notch at the center of the handle in the reinforcing opening and having a u-shaped cross section is mounted.

 According to the present invention, the manufacturing process can be automated, and multicolor printing on the bag surface can be performed, so that the ability as a JK promotion product can be further enhanced.

Furthermore, the part where the handle member is attached is strengthened, and the handle with a cross section By attaching the member, the force is split across the reinforcement opening without the force being concentrated on the handle member.

 • In addition, since the bottom paper is fixed to the inside of one of the bottoms of the folded part that forms the bottom by means of tt wearing, etc., it naturally becomes the bottom material when the bag is unfolded, and it is exceptional as a bottom material.

No need to process 5.

 In the third invention, a single-sheet thermoplastic synthetic resin sheet is folded, and the HB5 portion and the bottom are tightly attached to form a bag-shaped body, which is attached to the opening of the bag body. It is composed of a hand-carrying member and has a fold formed by folding both sides of the front bag body inward, and two bottom plates divided at the center are fixed to the bottom of the front bag body.

 0 According to the third invention as well, bending, fusing and fusing are easy, the manufacturing process can be automated, and multicolor printing on the bag surface can be performed, so that the sales promotion function can be further enhanced.

 • In addition, since the folds are formed on both sides of the bag body, when used, the .5mm widens to make the opening flat and rectangular. «I can store a lot of things without leaving it.

[Simplified explanation of drawings]

 FIGS. 1A, 1B and 1C show the manufacturing process of the li-bag of the first invention, FIG. 2 shows the bag shown in FIG. 1 in a folded state, and FIG. 3 shows FIG. It is a cross section of I-Idi

•

0 FIG. 4 (a) is a perspective view of the embodiment of the carrying bag of the second invention, FIG. 4 (b) is a detailed sectional view of the handle member shown in FIG. 4 (a), and FIG. Fig. 6 (a) is a perspective view showing another embodiment of the handle member, and Fig. 6 (b) is a detail of the handle member shown in Fig. 6 (a). B is a view showing the manufacturing process of the carrying bag of the second invention, FIG. 8 is a perspective view showing the carrying bag of the third invention in a folded state, and FIG. 9 is a perspective view showing the carrying bag of FIG. Fig. 10 is a sharp view showing the manufacturing process of the handbag of the third invention, Fig. 11 is a diagram showing a conventional handbag, and Fig. 12 is the use of the handbag shown in Fig. 11! It is a perspective view. (For carrying out the invention; ft good form SS)

 Hereinafter, features of the present invention will be specifically described based on embodiments shown in the drawings.

 FIG. 1A, FIG. 1B, and FIG. 1C are diagrams showing the steps of manufacturing the handbag of the first invention in the order of steps.

 First, as shown in Fig. 1A (a), a synthetic resin sheet piece 1 with a thickness of 10 to 100 m thick, which was previously stamped on the surface, was folded in half as shown in Fig. 1 (b). As shown in (c), the gusset is further folded to form the gusset bottom 2. Then, as shown in Fig. (D) and the cross section of Fig. IB (e), a strip-shaped thick backing paper 3 having almost the same width as the bottom plate 6 is attached or adhered to the rain edge of the sheet piece 1. Temporarily fix with an agent (glue). Further, as shown in FIGS. 7 (f) and 7 (g), the cardboard 3 is rolled up and the end of the sheet 1 is bent to form the reinforcing opening 4.

 Next, as shown in FIG. 1B (h) and its cross-sectional view, FIG. 1C (i), a bottom plate 6 made of cardboard is fused to one surface 5 of the folded gazept bottom 2 by fusing. Secured by the attachment part 7.

 Next, as shown in FIG. 1C (j), the unnecessary portion 8 of the folded gusset bottom 2 is blown off, and then both edges 9 of the folded sheet piece 1 are fused. Further, as shown in FIG. 9 (k), a hole 10 for attaching the hand-held member 11 is drilled in the reinforcing opening 4, and the existing hand-held member 11 is attached to the hole 10 in the reinforcing opening 4. The bag 12 shown in the figure () is used.

 FIG. 2 is a view showing a folded down handbag 12 manufactured by the steps shown in (a) to) of FIGS. 1A, 1B, and 1C, and FIG. 3 is a view showing a cross section thereof. As described above, the folding-down 51 has a thin flat shape, which is convenient for storage.

 With this invention,

 (1) — Can be manufactured from sheet material by complete mechanization and automation.

 (2) Conventionally, the hand-holding member mounting process and the insertion of the bottom cradle, which had been performed manually, can be completely mechanically automated.

(3) Since there is no need to specially create a handbag according to the width of the bag and the purpose of use, • Manufacturing costs can be reduced.

• The effects such as can be achieved.

 4 (a) is a perspective view of a carrying bag according to an embodiment of the second invention, and FIG. 4 (b) is a detailed sectional view of a handle member.

 5 In the second invention, the handle portion of the carrying bag of the first invention is improved, and when an object is put in the bag and lifted, it can be gripped comfortably without wrinkles around the handle. It is like that.

 • In FIG. 4, the carrying bag 40 has a main body formed of a synthetic resin sheet piece 21. The two sets 29 are fused to each other and formed on one surface of the bottom 22 formed by folding in the center. Has a foldable bottom plate 26 fused to 0. Reference numeral 24 denotes a reinforcing opening in which a reinforcing material 23 such as a thick board or a plastic plate is fixed and strengthened inside the laminated synthetic resin sheet piece. The handle member 31 is a U-shaped member with a notch 3 1a for putting a hand in the center formed by the punching die. The bag is made into an inverted U-shape and reinforced from the top. The opening 24 is sandwiched between them. As a mounting method, a method in which the protrusion 31b provided on the handle member 531 is inserted into the hole 31c and fixed, or a method in which the projection 31b is fixed by attaching or fixing, etc. can be considered. The structure of the handle member 31 is as follows. In addition to the above-described U-shaped S-shape, as shown in FIGS. 6 (a) and (b), the front handle member 3 having a projection 3.1d 1 e and a handle member 31 g having a hole 31 f that can be fitted to the 31 d.

 0 FIG. 5 is a cross-sectional view taken along the line I-I of FIG. 4, and shows the fold 21 of the handbag folded up. As shown in the figure, the folded fi-shaped JR is a thin Confucius SS, which is convenient for storage.

 Next, with reference to FIGS. 7A and 7B, a description will be given of a manufacturing process of the handbag of the second invention.

5 First, as shown in Fig. 7A (a), a synthetic resin sheet piece 21 with a thickness of 100 to 100m, which has been previously printed on the surface, is folded in half as shown in Fig. 7 (b). The gusset bottom 22 is further folded as shown in FIG. Next, Fig. (D) and its As shown in the same figure (e) showing the cross section, reinforcing material 23 consisting of a plastic strip with a thickness of approximately the same as that of the base 26 is attached to both sides of the sheet piece 21. It is fixed by adhesion or adhesive. Further, as shown in FIG. 7 (f) and FIG. 7B (g), the reinforcing member 23 is wound in, and the 片 portion of the sheet piece 21 is bent to form a reinforcing opening 24. Next, as shown in FIG. 7B (h) and FIG. 7 (i) showing the cross section thereof, a bottom plate 26 made of cardboard is attached to one surface 25 of the gusset bottom 22 formed by folding. 7 secures.

 Then, as shown in FIG. 7B (j), the unnecessary portions 28 of the folded gusset bottom 22 are melted, and then the both ends 29 of the folded sheet piece 21 are fused. Further, as shown in FIG. 7 (k), a hole 30 for attaching the handle member and a hole 30a for inserting the protrusion, which is slightly larger than the notch 3 la of the handle 31, are formed in the reinforcing opening 24. Attach the handle member 31 prepared by cutting the hole in S5, etc., to the hole 30a of the reinforced opening 24, and complete the handbag 40 shown in FIG.

 As explained above, the handbag of the second invention is

 (I) It can be manufactured from a single sheet material by complete mechanization and automation.

 (2) The handle mounting process and the insertion of the bottom mount, which have been performed manually, can be completely mechanized and automated.

 (3) A reinforced opening is formed, and a U-shaped handle member is mounted here, so that the handle and the reinforced opening are integrated, and when the object is put into the bag and lifted, the 鈹 around the handle It can be gripped easily without any trouble.

 (4) When the nog is lifted, a force is evenly applied to the reinforcement opening.

'Looks good without losing its shape, 0

 (5) The manufacturing cost can be reduced because it is not necessary to specially prepare the handle according to the width of the bag and the purpose of use.

 And the like.

FIG. 8 is a perspective view showing a carrying bag according to an embodiment of the third invention in a use state. This third carrying bag is similar to the carrying bags of the first and second inventions. · While maintaining the automated manufacturing process, the storage capacity in the bag has been greatly improved.

 The carrying bag 70 of this embodiment has a bag main body 51 formed of one piece of synthetic resin sheet, and has a folded-in portion 52 formed inward on the rain side portion. On one side of the part 52, a landing part 53 for forming a sheet piece into a cave shape is formed. Numeral 54 denotes an ft-attached portion of the bottom portion 55. The bottom portion 55 has two bottoms 扳 56 and 57 fixed at the center. A reinforcing opening 59 is formed by attaching a reinforcing piece 59 such as a cardboard or a plastic plate to a part of the synthetic resin sheet piece 51. 60 is a plastic hand-held member. It is mounted with the opening 58 interposed.

 FIG. 9 is a perspective view showing the carrying bag of the present embodiment in a state in which the carrying bag is folded β. As shown in FIG. Convenient for Storage Next, the manufacturing process of the handbag of the present invention will be described with reference to FIGS. 10 (a) to (h).

First, as shown in (a), a 10- to 100-m-thick polished synthetic resin S sheet that had been printed on its surface in advance was stiffened with a thick piece 59 and a bottom plate 56,5. 7 is fixed at a predetermined interval by an adhesive or heat fusion, and furthermore, the upper reinforcing piece 59 is wound around and the upper end is bent to form a reinforcing opening 58. Next, as shown in (b), the sheet is cut into sheet pieces each having a pair of reinforcing pieces 59 and bottom plates 56, 57. Then, as shown in (c), the pair of reinforcing pieces 59, 59 placed on the left and right and the bottom plates 56, 57 are bent inward so as to overlap. Next, as shown in (d), the 绡 portions of the folded sheet pieces are overlapped and cut to form a seat 53, and the sheet pieces are turned into cylinders. Next, as shown in (e), a hole 58a for attaching a hand-carrying member is provided in the reinforcing opening 58 by punching, and the sheet piece having a cylindrical shape as shown in (ί) is vertically moved. It is spread by adsorbing it from the direction, and is folded inward from both ends of the reinforcing piece 59 and the bottom plates 5.6 and 57 and pressed to form folded portions 52 on both sides of the handbag. Next, as shown in (g), including the lower part of the only part 52, a bottom is formed to form a fused part 54 by attaching a bottom part to form a bag. After ft, as shown in (h), the handbag member 60 is attached to the hole 58a of the handbag member mounting し た formed by punching, and the folding δ handbag bag 70 is completed.

 As described above, the carrying bag according to the third aspect of the present invention facilitates folding, »attachment, and fusing, and can realize the mechanization of all processes by a single key process, and also enables multicolor printing on the bag surface, thereby further enhancing the sales promotion function. be able to.

 Furthermore, since the folds are formed at both ends of the bag body, when used, the folds make the plane shape of the opening rectangular and the fusing part on the side is small. There is no need to store large quantities of canned beer and di-shaped products, and it is possible to greatly improve the handling capacity of the handbag.

 [產 Business availability]

 INDUSTRIAL APPLICABILITY The present invention can be used for a carrying bag made of a synthetic resin used to carry food, canned beer, clothing, and the like.

Claims

Claimed IB box  1.Synthetic thermoplastic tree)! T A bag body consisting of a single sheet in which both sides of the sheet piece are fused together with a folded bottom at the center of the sheet piece, and the opening of the bag body A handbag having a bottom plate fixed to one of the insides of the folded bottom at the folded bottom, and strengthening and strengthening Shiro forming the opening of the bag body. A carrying bag having an opening formed therein and the carrying member attached to the reinforcing opening.  2. A bag body with a folded bottom formed at the center of the thermoplastic synthetic resin sheet piece and the both ends of the overlapped sheet piece attached »and a handle material attached to the opening of the bag body Ίί¾ し た ίί¾ 一方 ίί¾ 有 す る 底 ίί¾ 有 す る と と も に と と も に と と も に と と も に と と も に と と も に と と も に と と も に と と も に 有 す る 袋 と と も に と と も に と と も に 袋 有 す る と と も に と と も に と と も に と と も に 袋 袋 袋 と と も に 袋 袋 袋 袋 袋 袋 袋 袋 袋 袋 袋 袋 袋 袋. A handbag having a U-shaped handle member having a notch at the center of the handle in the reinforcing opening and having a U-shaped cross section.  3. The bag body is made by bending a sheet of thermoplastic synthetic resin sheet and fusing the one end and the bottom, and the handbag attached to the opening of the bag body. In other words, a handbag which is characterized in that a folded portion is formed by folding both sides of the bag body inward, and two bottom plates divided at the center are fixed to the bottom of the bag body.