JP3029845U - Packaging bag for CD-ROM - Google Patents

Abstract

(57) Abstract: [PROBLEMS] To provide a packaging means for packaging a CD-ROM attached to a book such as a magazine or a book at a lower cost than ever before. A CD-ROM accommodating portion 13b formed by heat-sealing a front film 12 and a back film into a semicircular shape corresponding to a semi-outer periphery of a CD-ROM 2.
The CD-ROM 2 is housed in the CD-ROM 2, and the front film 12 and the back film are heat-sealed to the outside of the CD-ROM 2 to form air-containing tubular air bags 14, ..., 14 '... ., And further includes the front film 12 and the back film 16 at their peripheral portions 1
The packaging bag 10 for CD-ROM is heat-sealed at 2a.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

 The present invention relates to a packaging bag for packaging a CD-ROM attached to a book such as a magazine or a book.

[0002]

[Prior art]

 Due to the widespread use of CD-ROMs, recently, it is widely practiced to bind and attach CD-ROMs to magazines, books, etc., but this CD-ROM is easily damaged during the bookbinding process of inserting it in magazines or the like. There is a problem. Therefore, a packaging means using thick paper as shown in FIG. 5 has been proposed. Reference numeral 2 in the drawing is a CD-ROM, and this CD-ROM 2 is housed in a protective bag 4 made of polyethylene film or the like. Reference numerals 6 and 8 denote a first thick paper and a second thick paper, and the second thick paper 8 is provided with holes corresponding to the size of the CD-ROM 2. When attaching to a magazine or the like, the protective bag 4 containing the CD-ROM 2 is placed between the first thick paper 6 and the second thick paper, and the CD-ROM 2 is inserted through the protective bag 4 into the second thick paper. Scissor it so that it fits into the hole provided in the cardboard 8, and then place it on the magazine body (booklet body), bind it, and attach the cover to make the product. The CD-ROM 2 is positioned and fixed by the protective bag 4 sandwiched between the first cardboard 6 and the second cardboard 8 and the hole provided in the second cardboard 8, and fixed to the first cardboard 6. It is adapted to be protected by the second cardboard 8.

[0003]

[Problems to be solved by the device]

 However, the packaging means has a problem that the number of manufacturing steps is large, the packaging means is complicated, and the number of used members is large, so that the cost is high. The present invention has been made in view of the above circumstances, and an object thereof is to provide a packaging means for a CD-ROM that is lower in cost than conventional ones.

[0004]

[Means for Solving the Problems]

 This problem is formed by heat-sealing the front film and the back film to a bag-shaped packaging bag for a CD-ROM including a front film and a back film, and providing a tubular air bag containing air. Can be solved by Also, a CD-ROM is housed between the front film and the back film, and is formed by heat sealing the front film and the back film to the outside of the CD-ROM. An air bag may be provided, and the front film and the back film may be heat-sealed at their peripheral portions to form a CD-ROM packaging bag. Further, the heat-sealing portion forming the air bag can be provided with at least one weak heat-sealing portion. Further, the air bag is formed into a straight tube shape, and a plurality of the air bags are parallel to each other at regular intervals and perpendicular to the binding portion of the packaging bag for CD-ROM, and their tip portions are at least those of the CD-ROM. It can also be provided so as to surround the semicircle. Further, the shapes of the front film and the back film may be square. It is also possible to dispose the peripheral edge portion on the binding portion side of the CD-ROM packaging bag between the main body of the booklet body and the cover, and bind the booklet body including the main body of the booklet and the cover.

[0005]

[Embodiment of device]

 1 and 2 show an example of a packaging bag for CD-ROM (hereinafter abbreviated as packaging bag) of the present invention. FIG. 1 shows a packaging bag 10 including a rectangular back film 16 and a front film 12. FIG. 3 is a front view of the front view of the front film 12. The back film 16 and the front film 12 forming the packaging bag 10 are a U-shaped heat-sealing portion at the peripheral portion 12a, perforated heat-sealing portion 13a, and air bags 14 ..., 14 '... 14a ..., 14a '... are heat-sealed and in close contact with each other, but are peeled off from the other portions. Further, the parts other than the air bags 14, ..., 14 '... are flattened by removing air from the linear perforations 11 for taking out the CD-ROM provided on the back film 16. .

The configuration will be described in detail below. The back film 16 and the front film 12 are heat-sealed and closely adhered to each other at their peripheral portions 12a so that no air remains inside. The rear film 16 is provided with linear perforations 11 for taking out the CD-ROM 2. Further, in the perforated heat-sealing portion 13a corresponding to the semicircle of the CD-ROM 2, the back film and the front film 12 are heat-sealed in a perforated shape and closely adhered to each other. A CD-ROM 2 is housed in a CD-ROM housing 13b formed between the back film and the front film 12 by 13a.

Outside the CD-ROM 2 on the front film 12, linear tube-shaped air bags 14, ... Are provided. These air bags 14 ... Are evenly arranged at one end (end end 14c ...) On the peripheral edge 12a on the binding portion 10a side when the packaging bag 10 is attached to the magazine body (booklet body). The other ends (tips 14b ...) Of them are arranged on the front surface film 12 so as to surround at least a half circumference of the CD-ROM 2, and are provided in parallel at regular intervals. These air bags 14 ... Are formed by heat-sealing the back film 16 and the front film 12 at the U-shaped heat seal portions 14a ... And the peripheral edge portion 12a. Also, between the peripheral edge portion 12a facing the binding portion 10a and the perforated heat seal portion 13a, a plurality of similar air bags 14 '... The tip portion (14b '...) Is provided so as to surround it. That is, the peripheral edge portion 12a on the side of the binding portion 10a and the straight tubular air bladders 14 ..., 14 '... The lower half of the CD-ROM 2 is sandwiched and surrounded by 14b '... to prevent damage to the CD-ROM 2.

Further, FIG. 2 is an enlarged view of the air bag 14, where (a) is a front view and (b) is a side sectional view. In this air bag 14, the back film 16 and the front film 12 correspond to the peripheral portion of the linear groove portion 16a having a depth of 0.1 to 1 mm formed in the back film 16, and a U-shaped heat. The seal portion 14a and the peripheral edge portion 12a on the binding portion 10a side are heat-sealed. Further, the U-shaped heat seal portion 14a is provided with a slightly weak heat seal portion at the tip portion 14b and the end portion 14c. The slightly weaker part of this heat seal has a length of about 1 to 5 mm and is provided at 1 to 3 places. The air bag 14 'has the same structure as that of the air bag 14 described above except that the air bag 14' is heat-sealed by the peripheral edge portion 12a facing the binding portion 10a.

When sandwiching the packaging bag 10 in a magazine or the like and binding the book, the binding portion 10a of the packaging bag 10 is adhered to the magazine body (booklet body) with an adhesive tape or the like, and further, the binding portion 10a side. At the end, the product is cut out together with the magazine body and finally covered with a cover. When trimming the binding portion 10a, the end portion 14c of the air bag 14 located in the binding portion 10a is cut and the air therein is removed. Further, at this time, when the air in the air bag 14 is not removed due to the disposition of the packaging bag 10 or the air bag 14 ′ provided from the peripheral portion 12a facing the binding portion 10a, As shown in FIG. 2, since the tip portion 14b (14b ') and the end portion 14c (14c') of the U-shaped heat seal portion 14a (14a ') are provided with weak heat seal portions. Then, if pressure is applied from above and below the packaging bag 10 in the process of attaching a cover, the heat seal is broken, and air is removed from the heat seal. The weak heat seals of the leading end 14b (14b ') and the end 14c (14c') are covered with a plurality of packaging bags 10 before binding and stored in a box or the like. Although pressure is applied due to its own weight, pressure is not applied from the top and bottom like when covering the cover in the bookbinding process, so during storage and before mounting this packaging bag 10 on the magazine body. In the process, these weak parts of the heat seal will not break.

The air bags 14 ..., 14 '... provided in the packaging bag 10 have a certain strength by containing air, and thus have a front film 12 and a back surface outside the CD-ROM 2. The external force (bending force, twisting force, etc.) applied to the film 16 is absorbed, and the influence of this external force on the CD-ROM 2 can be alleviated. Also, since the air in these air bags 14 ..., 14 'is made to escape during the bookbinding process, these air bags 14 ... It does not increase the thickness of the.

The air bags 14 and 14 ′ have a width of 0.5 to 4 mm and a length of 10 to 60 mm, and 1 to 10 of each are provided. The positions and number of the air bags 14 and 14 'are not particularly limited as long as they can provide the packaging bag 10 with a strength sufficient to protect the CD-ROM 2. For example, in the example shown in FIG. 1, the linear air bags 14, 14 'are provided perpendicularly to the binding portion 10a, but they may be provided in parallel to the binding portion 10a. Alternatively, they may be provided obliquely. Also, they may be provided at these positions at the same time. Further, the shape is not limited to the linear shape, and may be a curved shape. However, it is preferable in order to protect the CD-ROM 2 that the air bags 14, 14 'are arranged so as to surround at least a half circumference of the CD-ROM 2.

The packaging bag 10 is rectangular or square, and its size can be arbitrarily set according to the size of a magazine or the like to which the packaging bag 10 is attached. Further, the perforated seal 13a forming the CD-ROM storage portion 13b is not always essential, and there may be no particular problem even if it is not provided. The front film 12 and the back film 16 forming the packaging bag 10 may be made of any material as long as they can be heat-sealed, and examples thereof include thermoplastics such as polyethylene, polypropylene, ethylene-vinyl acetate copolymer and the like. It is possible to use a single-layer film made of a resin, a multi-layer film, a film in which aluminum is vapor-deposited on one surface thereof, or a composite laminate film of these and aluminum foil. The thickness of the front film 12 and the back film 16 is 5 to 20 μm.

FIG. 3 shows a packaging bag 10 ′ according to another example of the present invention. The difference from the above example is the arrangement of the air bags 14 ... And the peripheral portion 12 a facing the binding portion 10 a. The point is that there is no air bag. That is, a plurality of linear tube-shaped air bags 14 ... Each of which has one end (end portion 14c ...) Disposed on the peripheral edge portion 12a on the side of the binding portion 10a has a tip portion 14b ... By circling, the CD-ROM 2 is surrounded by a half circumference and arranged at equal intervals in parallel to prevent damage to the CD-ROM 2.

Next, a method of manufacturing the packaging bag 10 will be described. FIG. 4 shows an example of an apparatus for manufacturing the packaging bag 10. The manufacturing method of the packaging bag 10 will be described below with reference to FIGS. First, the back film 16 is supplied from the back film material supply unit 18 of the manufacturing apparatus 17, and the groove 16a for the air bag 14 is formed in the back film 16 in the molding unit 20 (the same applies to the air bag 14 'below. ). At this time, the back film 16 is provided with linear perforations 11 for taking out the CD-ROM 2 from the packaging bag 10 later. Next, in the CD-ROM supply section 22, the CD-ROM 2 is arranged on the back film 16, the front film 12 is stacked on the front film material supply section 24, and the laminated body is vacuum / heat-sealed. 26.

In this vacuum / heat seal part 26, the back film 16 and the front film 12 are heat-sealed in a semi-circular perforated heat seal part 13 a outside the arrangement position of the CD-ROM 2. Then, the CD-ROM storage portion 13b is formed. Further, the U-shaped heat-sealing portion 14a corresponding to the peripheral portion of the groove portion 16a and the rear surface film 16 and the front surface film 12 are heat-sealed at the peripheral portion 12a on the side of the binding portion 10a. The entire remaining portion of the front film 12 corresponding to the peripheral portion of the packaging bag 10 is heat-sealed while removing air from the linear perforations 11 provided on the back film 16 to form the packaging bag 10. At this time, if the front film 12 and the back film 16 are heat-sealed in the U-shaped heat seal portion 14a and the peripheral edge portion 12a on the side of the binding portion 10a, the air in the groove portion 16a does not escape and the air bag 14 does not escape. Is formed. When the above steps are continuously performed, a step of finally separating each of the packaging bags 10 is added. The temperature of each heat seal is arbitrarily set depending on the materials of the front film 12 and the back film 16. In order to form a portion where the heat seal is slightly weakened in the front end portion 14b and the end portion 14c of the U-shaped seal portion 14a, the heat seal temperature at the time of forming the U-shaped heat seal portion 14a should be lowered in part. Adjust it.

As described above, the packaging bag 10 is manufactured only from the front film 12 and the back film 16, and the packaging bag 10 itself and the CD-ROM 2 can be continuously stored. Has become. Since it is possible to manufacture from a small number of parts and the manufacturing process is small, both raw material cost and manufacturing cost can be made lower than before. The packaging bag 10 'shown in FIG. 3 can be manufactured in the same manner.

[0017]

【Example】

 A packaging bag 10 having a length of 135 mm and a width of 150 mm having the structure as shown in FIG. 1 was manufactured according to the above-mentioned method, and was actually put into a magazine to damage the CD-ROM 2 (diameter of about 120 mm) and the air bag 14, It was investigated whether the 14 'air was released after it became a product. As the front film 12 and the back film 16, a polyethylene film having a thickness of 10 μm was used. The width of the air bags 14 ..., 14 '... Was set to 0.5 mm. As the air bags 14, one each having a length of 50 and 30 mm and five ones having a length of 15 mm were provided. As the air bags 14 ', ones each having a length of 25, 10, or 4 mm were provided. These air bags 14 ..., 14 '... are provided from the bottom of the CD-ROM 2 in the order of increasing length. As a result of conducting the above-mentioned test on 100 packaging bags 10, no damage to the CD-ROM 2 was confirmed, and no air remained in the air bags 14 and 14 '.

[0018]

[Effect of device]

 As described above, in the CD-ROM packaging bag of the present invention, since the tubular air bag is arranged, this air bag is located outside the front surface of the CD-ROM housed in the CD-ROM storage portion. The external force applied to the film and the back film is absorbed, and the influence of this external force on the CD-ROM can be alleviated. Also, in the process of binding, the end of the air bag is cut off when the binding part of the CD-ROM packaging bag is cut and aligned with the magazine body (book body), or it is provided on the heat-sealing part of the air bag. The weak part of the heat seal is broken by the pressure applied from the top and bottom during the subsequent process, so that the air in this air bag can escape, so when it becomes a product, this air bag will The thickness does not increase. Further, this packaging bag for CD-ROM can be manufactured only from the front film and the back film, and the production of this CD-ROM packaging bag itself and the step of putting the CD-ROM inside the packaging bag for CD-ROM are performed. It can be performed continuously. Therefore, the raw material cost and the manufacturing cost are low and it is economical.

[Brief description of drawings]

FIG. 1 is a front view of an example of a packaging bag for a CD-ROM of the present invention viewed from a front film.

2 is an enlarged view of an air bag provided in the packaging bag for CD-ROM of FIG. 1, (a) is a front view, and (b) is a side sectional view.

FIG. 3 is a front view of another example of the packaging bag for CD-ROM of the present invention viewed from the front film.

FIG. 4 shows an example of an apparatus for manufacturing a packaging bag for CD-ROM.

FIG. 5 is a diagram showing an example of conventional protection means for a CD-ROM.

[Explanation of symbols]

 2 ... CD-ROM 10, 10 '... Packaging bag for CD-ROM 11 ... Linear perforation 12 ... Front film 12a ... Peripheral part 13a ... Perforation heat seal part Reference numeral 13b ... CD-ROM storage portion 14, 14 '... Air bag 14a, 14a' ... U-shaped heat seal portion 14b, 14b '... Tip portion 14c, 14c' ... End portion 16 ... Back film 16a ... Groove

Claims (4)

[Scope of utility model registration request] 1. A bag-shaped packaging bag for a CD-ROM comprising a front film and a back film, the tube-shaped air formed by heat-sealing the front film and the back film. A packaging bag for a CD-ROM, which is provided with a bag. 2. A bag-shaped packaging bag for a CD-ROM comprising a front film and a back film, wherein a CD-RO is provided between the front film and the back film.
M is housed in the outside of the CD-ROM, and a tube-shaped air bag containing air is formed by heat-sealing the front film and the back film, and the front film and the back film are further provided. Is a packaging bag for a CD-ROM, which is heat-sealed at the peripheral portions thereof. 3. A bag-shaped packaging bag for a CD-ROM comprising a square front film and a back film, wherein a CD-RO is provided between the front film and the back film.
M is contained, and a tube-shaped air bag containing air formed by heat-sealing the front film and the back film is provided outside the CD-ROM, and the front film and the back film are further provided. And a CD-R formed by heat-sealing at their peripheral portions.
A packaging bag for OM, wherein the air bag is in the shape of a straight tube, and a plurality of air bags are parallel to each other at a constant interval and perpendicular to the binding portion of the packaging bag for CD-ROM, and their tips are. At least the CD
-A packaging bag for a CD-ROM, which is provided so as to surround a semicircle of the ROM, and at least one portion having a weak heat seal is provided in the heat-sealing portion forming the air bag. 4. A bag-shaped packaging bag for a CD-ROM comprising a square front film and a back film, wherein the front film and the back film are formed in a semicircular shape corresponding to a semi-outer periphery of the CD-ROM. C formed by heat sealing
A CD-ROM is housed in the D-ROM housing, and a tube-shaped air bag containing air formed by heat-sealing the front film and the back film is provided outside the CD-ROM. A CD-R formed by heat-sealing the front film and the back film at their peripheral portions.
A packaging bag for OM, wherein the air bag is in the shape of a straight tube, and a plurality of air bags are parallel to each other at regular intervals and perpendicular to the binding portion of the packaging bag for CD-ROM, and their tip portions are. At least the CD
-The heat-sealing portion that is provided so as to surround the semicircle of the ROM and that forms the air bag is provided with at least one weak heat-sealing portion, and the peripheral edge portion on the binding portion side of the packaging bag is the booklet body. A packaging bag for a CD-ROM, which is disposed between a cover and a cover and is bound in a book including the main body of the booklet and the cover.