JP3072365U - Paper case - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide an easy-to-make document holder without waste of a storage unit. SOLUTION: A partition sheet part 5 connected to a front sheet part 2 and a back sheet part 3 each of which is obtained by cutting a synthetic resin sheet at a fold line 7a is folded back and bonded at a side edge thereof. A storage section 8 for storing documents is integrally formed in the back sheet 2 and the back sheet section 3, respectively.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to an easy-to-make document holder for storing documents and the like.

[0002]

[Prior art]

 Conventionally, as this type of document storage device, the one shown in FIGS. 10 and 11 is known. In FIG. 10, the cover body portion a, the plurality of partition plates b, and the bellows portion c are respectively made of different members, and the storage portion d is formed by appropriately welding or the like, and the one shown in FIG. And a plurality of storage bodies e independent of the cover body part a, which are formed by welding as appropriate.

[0003]

[Problems to be solved by the invention]

 In the conventional apparatus shown in FIG. 10, the cover body a, the partition plate b, and the bellows c must be prepared as separate members as described above, and the production is troublesome and time-consuming, and the price rises. There is a problem, and there is a problem that it is difficult to newly add a storage section d limited to the specification of the bellows section c. In the case shown in FIG. 11, the storage unit e can be added. However, the front sheet of the storage unit e and the cover part of the main body a and the rear sheet of the storage unit e and the back surface of the main body a are doubled. As a result, a useless double portion is formed before and after, and there is a problem that the material is wasted and that it takes time and effort in manufacturing.

An object of the present invention is to solve the above problems and to provide an easy-to-manufacture and low-cost document holder without a double part.

[0005]

[Means for Solving the Problems]

 In order to achieve the above object, the present invention comprises a sheet of synthetic resin, a substantially rectangular top sheet portion and a back sheet portion are continuously formed before and after the middle valley fold line, and these top sheet portions are formed. One side edge of the back sheet portion is formed as a valley fold line, and a substantially rectangular partition sheet portion is formed as an extension of the fold line. The sheet is folded along these fold lines, and the side edge of the partition sheet portion is formed. And the front and rear sheet portions are bonded to each other to form front and rear storage portions having an opening above.

[0006]

[Embodiment of the invention]

 A first embodiment of the present invention will be described with reference to FIGS.

[0007] Reference numeral 1 denotes a document holder according to a first embodiment of the present invention. The document holder 1 is made of a transparent or translucent synthetic resin sheet, and as shown in a developed view of FIG. A substantially rectangular top sheet portion 2 and a back sheet portion 3 are continuously formed before and after the fold line 7a, and a valley fold line 7b is formed at a rear end edge of the back sheet portion 3, and a lid sheet is formed on the extension thereof. And a partition sheet having valley fold lines 7c and 7d formed at one side edge of each of the top sheet portion 2 and the back sheet portion 3 and having a protrusion 5a on an extension thereof. At the same time, the valley fold lines 7e and 7f are formed on the other side edge of each of the top sheet portion 2 and the back sheet portion 3, and the adhesive portion 6 is formed continuously on the extension.

[0008] Then, each of the partition sheet portions 5 is folded inward, and the adhesive portion 6 is folded inward on the partition sheet portion 5 so as to fold these partition sheets as shown by a plurality of X marks in FIG. When the portion 5 and the adhesive portion 6 are welded, a flat cylindrical storage portion 8 is formed integrally with the top sheet portion 2 and the back sheet portion 3. Reference numeral 2a denotes a cutout provided on the top sheet portion 2 for taking out a document or the like, and a fold line 7a is a lower end in the document holder 1.

Next, a method of using the document holder 1 of the present invention will be described. A document such as a document or a pamphlet is inserted from above the storage part 8, and the top sheet part 2 and the back sheet part 3 are centered on the storage part 8. Then, cover the lid sheet portion 4 on the top sheet portion 2 side and carry it.

Note that a button, a plug-in type stopper, a velvet-type fastener, or another stopper may be provided to lock the lid sheet part 4 to the top sheet part 2. 4a shows a button of the stopper.

Since the document case 1 is made of a transparent or translucent synthetic resin sheet, the contents can be easily checked, and the front surface of the front storage part 8 is the front sheet part 2 and the rear part is the rear part. Since the back surface of the storage portion 8 is the back sheet portion 3, there is no useless double portion, so that it can be made easily and inexpensively, and since there is no double portion, it can be formed thin.

Further, as shown in FIG. 3, the projections 5 a of the partition sheet 5 may be welded to each other at a location marked X. In this case, the front sheet portion 2 and the back sheet portion 3 do not spread as shown in FIG.

Next, a second embodiment of the present invention will be described with reference to FIGS.

In the second embodiment, when the storage unit 8 is insufficient with only the document holder 1 according to the first embodiment, a plurality of unit storage units 9 are connected to increase the storage unit. Is the feature.

FIG. 4 shows a single unit storage body 9 in which a transparent synthetic resin sheet is cut, folded at a fold, and welded at an adhesive portion indicated by an X mark to form a flat bag-shaped storage portion 8. And has two protruding portions 9a at the top. FIG. 5 shows three unit housings 9 added to the above-mentioned document case 1. The projecting portions 5a of the storage portion 8 in front of the document case 1 and the projecting portions of the unit housing 9 located in the front. 9a is welded at the location indicated by the X mark, and the projection 5a of the storage section 8 at the rear of the document case 1 and the projection 9a of the single storage body 9 positioned at the rear are indicated by the X mark. The document holder 11 having a plurality of storage portions 8 was formed by welding at the locations, and further by welding the protruding portions 9a facing each other between the unit storage bodies 9.

As described above, the protrusions 5a of the partition sheet portion 5 of the document holder 1 are connected to the protrusions 9a of the unit housing 9, and the protrusions 9a of the unit housings 9 are connected to each other. Thus, a document holder having a large number of storage sections 8 can be obtained.

Further, by providing another fold line 7a with a width of about 1 cm in parallel with the fold line 7a of the document case 1 and having the function of a bottom plate, a further large number of storage bodies 9 are added. You may do it. Further, the thickness of the sheet material of the housing 9 may be reduced.

Further, a third embodiment of the present invention will be described with reference to FIGS.

The third embodiment is characterized in that the user can increase the number of unit housings 9 'to be added as needed.

That is, as shown in FIG. 6, one protruding portion 5a or 9a of the unit housing 9 'is formed as a substantially Ω-shaped locking protruding piece 10a, and the other protruding portion 5a or 9a is formed. A slit 10b, which is slightly longer than the width of the short portion of the substantially Ω-shaped locking projection 10a, is formed at the bottom so as not to hinder the insertion and removal of documents, as shown by the dotted line in FIG. The locking protruding piece 10a is bent at the crease line 10c formed at the lower end of the locking protruding piece 10a to the state shown in FIG. 7A, and the left and right sides of the slit 10b are shown as dotted lines in FIG. 6B. The projection 5a or 9a is bent along the fold line 10d formed on the extension line of FIG. 7, and the periphery is welded as shown by the mark X in the state of FIG. 7B, and the locking projection 10a is connected as shown in FIG. A book having a plurality of storage sections 8 inserted into the slit 10b of the adjacent unit storage body 9 ' Put to form a 21.

As described above, the user can easily insert and connect the unit storage body 9 ′, so that the storage section 8 can be easily added as needed.

In the unit storage body 9 ′, one locking projection 10 a can be engaged with the other slit 10 b in a single state, and can be used as a stand-alone document holder.

Further, a fourth embodiment of the present invention will be described with reference to FIG.

The fourth embodiment is characterized in that a plurality of loose-leaf holes are provided so that the holes can be used for a system notebook or the like.

As shown in FIG. 9, a predetermined loosely fit along the fold line 7a near the fold line 7a between the top sheet portion 2 and the back sheet portion 3 of the document case 1 shown in FIGS. A plurality of round holes 12 are provided, and the lower end of the partition sheet portion 5 is narrowed by the round holes 12 and welded as indicated by X so that the document does not contact the loose-leaf ring. A compartment 31 was formed.

By providing a plurality of round holes 12 for a predetermined loose leaf as described above, it can be used for a system notebook or the like.

Although the round hole 12 is provided along the fold line 7a, it may be provided on the lower side of the partition sheet portion 5 in FIG. 9, or the storage body 9 may be connected.

[0028]

[Effect of the invention]

 As described above, according to the present invention, the front seat portion of the front storage portion and the rear seat portion of the rear storage portion become the front plate and the back plate of the document case main body, so that there is no double portion, so that it is easy to make and the cost can be reduced. And has the effect of being formed thinner by the absence of the double part.

[Brief description of the drawings]

FIG. 1 is a perspective view of a document holder according to a first embodiment of the present invention.

FIG. 2 is an exploded view of the same document holder.

FIG. 3 is a perspective view showing a state where the storage section of the document holder is welded;

FIG. 4 is a perspective view of a unit housing according to a second embodiment of the present invention.

FIG. 5 is a perspective view of a document holder according to the second embodiment.

FIG. 6 is an explanatory view of a locking portion of the unit housing of the third embodiment of the present invention.

FIG. 7 is an explanatory diagram of another state of the locking portion according to the third embodiment.

FIG. 8 is a perspective view of a main part of a document holder according to a third embodiment of the present invention.

FIG. 9 is a perspective view of a document holder according to a fourth embodiment of the present invention.

FIG. 10 is a perspective view of an example of a conventional document storage device.

FIG. 11 is a perspective view of another example of the conventional document storage device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Document holder 2 Top sheet part 3 Back sheet part 4 Lid sheet part 5 Partition sheet part 7a-7d Fold line 8 Storage part 9 Unit storage body

Claims (6)

[Utility model registration claims] 1. A sheet made of a synthetic resin, a substantially rectangular top sheet portion and a back sheet portion are continuously formed before and after an intermediate valley fold line, and one of each of the top sheet portion and the back sheet portion is formed. A side edge is formed along a fold fold line, and a substantially rectangular partition sheet portion is formed as an extension of the fold line. A document holder characterized in that the front and rear storage sections having an opening above are formed by bonding the other side edges of the section to each other. 2. The document holder according to claim 1, wherein an upper edge of the top sheet portion or the back sheet portion is formed along a valley fold line, and a cover sheet portion is formed as an extension thereof. 3. A rectangular unit storage body having a storage portion which is folded back at a middle valley fold line at the intermediate valley fold line and has mutually overlapping side edges and is open upward. A plurality of these unit storage units are interposed between the front and rear storage units, and adjacent unit storage units and the front and rear storage units are connected to the upper edge of each sheet of these unit storage units or the partition sheet. The document holder according to claim 1 or 2, wherein the upper and lower edges are sequentially connected to form a structure having a plurality of continuous storage portions. 4. A projecting portion is formed at an upper edge of each sheet of the unit storage body and at an upper edge of a partition sheet portion of the front and rear storage sections, so that adjacent unit storage sections or front and rear storage sections are formed. 4. The document holder according to claim 3, wherein the projections are welded to each other and connected. 5. A locking projection or a slit with which the locking projection engages at an upper edge of each sheet of the unit storage body and at an upper edge of a partition sheet portion of the front and rear storage sections. 4. The document holder according to claim 3, wherein the engaging projections and the slits of adjacent unit housings or front and rear housings are engaged with each other and connected. 6. A plurality of predetermined loose-leaf holes are provided along the valley fold line near the valley fold line between the top sheet portion and the back sheet portion. Document holder described in item 2.