JPH04109041U - packaging bag - Google Patents

Abstract

(57) [Summary] (with amendments) [Purpose] It is possible to protect electrically sensitive items such as electronic components from external electric fields, static electricity, and mechanical shock, and to easily and reliably package them. , providing reusable packaging bags. [Structure] A bag made of a buffer sheet with static electricity shielding properties. The packaging bag consists of a bag body 1 and a lid part 2, and a joining member 3 is provided on the bag body 1 and/or the lid part 2. Moreover, as another aspect, the packaging bag substantially consists of only the bag body 1, and the joining member 3 is provided on one side or both sides of the opening 4 of the bag body 1.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention is suitable for storing, transporting, and storing items that are susceptible to external electrical influences such as electronic components. related to packaging bags used for trade.

0002

[Conventional technology]

Electronic parts such as LSI (large-scale integrated circuit), IC (integrated circuit), and printed circuit boards Conductive to contain and protect electronic components when storing or transporting items Packaging bags made of soft cushioning sheets are already known. However, known packaging The bag consists of a bag body and a lid (folded part), both of which are designed to seal the opening of the bag. There are no means provided for this. Therefore, users have to use extra adhesive to seal the bag. You must prepare adhesive tape, etc., and fix the bag body and lid in place. It was. In addition, if the bag is damaged when opening it after use, or if the adhesive tape becomes unusable, Conventional packaging bags are mostly disposable and can only be used once. there were.

0003

[Problem that the idea aims to solve]

Protect electrically sensitive items such as electronic components from external electric fields, static electricity, and mechanical Reusable packaging that protects against physical impacts and can be easily and securely packaged. Provide packaging.

0004

[Means to solve the problem]

A bag made of a buffer sheet with static electricity shielding properties, consisting of a bag body and a lid. A packaging bag comprising a joining member provided on the bag body and/or the lid.

[0005] A bag made of a static electricity shielding cushioning sheet, which is essentially the bag itself. The bag is made of packaging bag.

[0006] The present invention will be described in detail with reference to the accompanying drawings. FIG. 1 is a perspective view showing an embodiment of the packaging bag of the present invention.

[0007] In FIG. 1, the packaging bag is a flat bag composed of a bag body 1 and a lid part 2, A joining member 3 such as a hook-and-loop fastener is attached to the top surface of the bag body 1 and the back surface of the lid portion 2, respectively. is provided. The bag body 1 and lid part 2 are made of static electricity shielding cushioning sheets. It is more integrated. The bag body 1 is protected from the influence of external electric fields and static electricity from electronic components, etc. This is the part where items that are susceptible to sound are stored, and these items can be taken in and out through opening 4. It is done. The lid part (folded part) 2 is a tongue-shaped part provided for sealing the opening part 4. This is the part. The joining member 3 is provided to fix the lid part 2 to the bag body 1. Ru.

[0008] As a static electricity shielding (conductive) buffer sheet, we use a static electricity shielding film. Buffer sheet with static electricity shielding film, Buffer sheet with static electricity shielding film attached Examples include buffer sheets formed from static electricity shielding films.

[0009] As a buffer sheet, for example, a foam buffer sheet with many independent air chambers is used. used. For example, a large number of foam cushioning sheets are placed on the entire surface of a thermoplastic resin film. Embossed film with hollow convex protrusions and flat thermoplastic resin film It may be made by pasting the two sheets together to form air bubbles in the convex protrusions, or it may be made by pasting the two sheets together to form air bubbles in the convex projections. flat thermoplastic resin films are pasted together in a lattice pattern to form air bubbles between the lattices. It may be something like that. Or a corrugated thermoplastic resin film shaped like a corrugated iron plate. and a flat thermoplastic resin film, seal the edges of the film, and air it. It may be made of foam, or it may be a thermoplastic resin film that is corrugated like a corrugated iron plate. It may also be made by pasting two pieces of rubber together so that their peaks and valleys overlap. thermoplastic The plastic film is preferably high-density polyethylene or low-density polyethylene. , linear low density polyethylene, polypropylene, ethylene-propylene copolymer, Ethylene-vinyl acetate copolymer, polyamide, polyester, vinyl chloride, chloride Single and multilayer films such as vinylidene are included. The buffer sheet is also such as polyethylene, polypropylene, polyurethane, natural rubber and synthetic rubber. It may also be a foam sheet.

0010 The electrostatic shielding film can be produced by sputtering method, CVD method, vacuum evaporation method, thermal Metal and conductivity can be applied directly to the surface of the buffer sheet using the ion plating method, etc. It is provided on the buffer sheet by forming a thin film of a compound or a semiconductor.

[0011] In addition, as an electrostatic shielding film that can be attached to a buffer sheet, for example, In this case, a thin film of metal, conductive compound, semiconductor, etc. is formed on the film surface using the above method. The material that has been created will be used. Films include high-density polyethylene and low-density polyethylene. Ethylene, linear low density polyethylene, polypropylene, ethylene-propylene Polymer, ethylene-vinyl acetate copolymer, polyamide, polyester, vinyl chloride vinyl, vinylidene chloride, polyphenylene sulfide, polyimide, polysulfone , polyamideimide, and other films. In addition, metal fibers, alloy fibers Ordinary fibers, carbon fibers, conductive ceramic fibers, and conductive compounds are combined. Conductive fibers such as fibers and fibers such as polyethylene or polypropylene are mixed and processed. A film formed by heating can also be used.

0012 Of course, by applying processing such as deformation to the static electricity shielding film, The static electricity shielding film itself may be used as a buffer sheet.

[0013] Figure 2 shows a cross section of an example of the electrostatic shielding buffer sheet used in the present invention. It is a diagram.

[0014] In Figure 2, the static electricity shielding buffer sheet is the surface of the thermoplastic resin film. Embossed film 5 having a large number of convex projections on its surface and a flat thermoplastic resin film The embossed film 6 is airtightly bonded to the embossed film 5, and a flat thermoplastic resin film is attached to the embossed film 5 side. A foam cushioning sheet provided with a film (three-layer film) 7, and a foam The static electricity shielding film attached to the thermoplastic resin film 6 side of the buffer sheet It consists of lume 8.

[0015] For the packaging bag, for example, use a buffer sheet with static electricity shielding properties and a suitable rectangular size. After cutting, fold it in half and join the edges on both sides using adhesive, heat fusion, etc. It can be formed by combining them and making a bag. At this time, move the sheet from the middle Bend it at a position closer to one side and use the part that protrudes from the overlap as the lid part 2. Accordingly, the bag main body 1 and the lid portion 2 can be integrally formed. Also, set the sheet to true After making the bag body 1 by folding it in the middle and making it into a bag, the lid part 2 may be attached separately. stomach. Alternatively, overlap two electrostatic shielding cushioning sheets with the periphery facing up. Bags may be made by joining by the means described above. Next, the joining member 3 is attached to the lid part 2 and/or or provided in the bag body 1.

[0016] The joining member 3 must be repeatedly joined and peeled in order to reuse the packaging bag many times. It is desirable to have something that can be used. An example of such is when a large number of loops are provided. A hook or mushroom shape that can be hooked onto a cloth or plastic tape and loop. A hook and loop fastener consisting of a tape with many protrusions such as Consisting of a tape and a tape having a linear recess provided to engage with the convex part. The zipper has fastening teeth on opposite sides of both tapes and moves the slider between them. Examples include various types of fasteners, such as slide fasteners that open and close. example When using a hook-and-loop fastener, attach one tape of the hook-and-loop fastener to the back of the lid part 2. At the end of the tape, attach the other tape so that it overlaps with the lid 2 when the lid 2 is folded back at the opening 4. It is attached to the upper surface of the bag body 1 with adhesive or the like.

[0017] The joining member 3 may also be formed by applying an adhesive to the lid portion 2 and/or the bag body 1 or It can also be provided by pasting double-sided adhesive tape. Adhesive or double-sided adhesive tape is provided on only one side, it is preferable to attach it to the lid part 2. stomach. Adhesives include natural rubber, synthetic rubber, polyacrylic ester, and polymethane. Acrylic acid ester, ethylene-vinyl acetate copolymer, etc., and these as adhesive base Examples include those to which adhesion aids such as rosin and ester gum are added. Ru.

[0018] In addition, as the joining member 3, snaps, buttons, strings, straps, buckles, etc. Various known closure devices can be used. These closure devices include adhesives, sutures, etc. It is attached to the packaging bag by conventional means. Note that the joining member 3 is a type of joining member. Depending on the type and shape of the packaging bag, place it in a suitable position on the bag body 1 and/or the lid 2. attached.

[0019] The shape of the packaging bag of the present invention is not limited to the above-mentioned flat bag, but has gussets on both sides. Any shape or size such as gusseted bags with pleats, square bottom bags with bottom and gussets, etc. It can be done. Square bottom bags are particularly suitable for packaging thick electronic components. suitable. Furthermore, the lid part 2 does not necessarily have to be integrated with the bag body 1, but can be a separate body. or not at all.

[0020] 3 to 6 are perspective views showing other embodiments of the packaging bag of the present invention. In FIG. 3, the packaging bag is a flat bag consisting of a bag body 1 and a lid 2. The joining member 3 is provided only on the surface. The lid part 2 is attached to the separately formed rear bag body 1. installed.

[0021] In FIG. 4, the packaging bag is a square bottom bag with a bottom 9 and a gusset 10 provided on the bag body 1. The joining member 3 is provided only on the back surface of the lid part 2.

[0022] In FIG. 5, the packaging bag is a flat bag consisting of only the bag body 1, and the joining member 3 is the bag main body 1. They are provided on both inner sides of the opening 4 of the body 1.

[0023] In FIG. 6, the packaging bag is a square bottom bag in which a bag body 1 and a lid part 2 are formed separately. , the joining member 3 is a button, and is attached to the upper and lower surfaces of the bag body 1 and the lid part 2, respectively. It is placed on the surface.

[0024] When using the packaging bag of the present invention, first insert the items to be stored into the bag body through the opening 2. After inserting it into the opening 4, if the lid 2 is integrated, Then, the lid part 2 is folded back, and then the lid part 2 is fixed to the bag body 1 by the joining member 3. If there is no lid part 2, just seal the opening 4 of the bag body 1 with the joining member 3. . If the lid part 2 is provided separately, the lid part 2 is attached to the bag body 1 and then joined. The lid part 2 is fixed to the bag body 1 by the member 3. As a result, the opening 4 is closed, The contained items are held in the bag in an electrically shielded manner.

[0025]

[Effect of the idea]

The packaging bag of the present invention has a joining means for sealing the bag, so when used, There is no need to prepare and secure adhesive tape separately, making it easy to package items. can. In addition, depending on the joining method, it can be reused repeatedly, so the user can can reduce packaging costs and avoid wasting resources. bag opening The parts can be completely and reliably sealed by means of joining, making storage, transportation and Items inside the bag may fall out of the bag during transactions, or dust may enter the bag from outside. There's nothing to do. In addition to this, the entire bag is static shielding and cushioning. Therefore, even items that are easily affected by electricity, such as electronic components, are protected against external electric fields and It is not affected by static electricity and is resistant to harsh external environments such as mechanical shock. Goods can be effectively protected even if the Therefore, it is safe without compromising quality. Moreover, it is possible to reliably store, transport, and trade goods.

[Brief explanation of drawings]

FIG. 1 is a perspective view of an embodiment of the packaging bag of the present invention.

FIG. 2 is a sectional view of an example of an electrostatic shielding buffer sheet according to the present invention.

FIG. 3 is a perspective view of another embodiment of the packaging bag of the present invention.

FIG. 4 is a perspective view of another embodiment of the packaging bag of the present invention.

FIG. 5 is a perspective view of another embodiment of the packaging bag of the present invention.

FIG. 6 is a perspective view of another embodiment of the packaging bag of the present invention.

[Explanation of symbols]

1 Bag body 2 Lid part 3 Joining member 4 Opening 5 Embossed film 6,7 Planar film 8 Static electricity shielding film

──────────────────────────────────────────────── ─── Continuation of front page (72) Creator Teruaki Kawanishi Kawanishi 2-2-6 Somechi, Chofu, Tokyo Within the company

Claims (5)

[Scope of utility model registration request] 1. A packaging bag formed of a buffer sheet with static electricity shielding properties, comprising a bag body and a lid, and a joining member provided on the bag body and/or the lid. 2. The connecting member is a hook-and-loop fastener made of a tape having a large number of loops and a tape having a large number of protrusions that can be caught on the loops, and is provided on the bag body and the lid. The packaging bag according to claim 1, characterized in that: 3. The packaging bag according to claim 1, wherein the joining member is an adhesive or double-sided adhesive tape. 4. A packaging bag formed of a shock absorbing sheet with static electricity shielding properties, which consists essentially of only a bag body, and a joining member is provided on one or both sides of the opening of the bag body. 5. The joining member is a hook-and-loop fastener made of a tape having a large number of loops and a tape having a large number of protrusions that can be caught on the loops, and is provided on both sides of the opening of the bag body. Claim 4 characterized in that
Packaging bag as described.