JP3114340U - Anti-skimming woven fabric, and container, fabric and patch cloth formed using anti-skimming woven fabric - Google Patents

Abstract

[PROBLEMS] To easily prevent illegal reading or writing of recorded information recorded on a recording medium of an information recording body, is relatively lightweight, has good folding properties, and has a good design. An excellent anti-skimming fabric that can be easily provided is provided.
A plurality of warps A1 and a plurality of woven fabrics used together with an information recording body such as an IC card or a mobile phone provided with a recording medium readable or writable using electromagnetic waves or electromagnetic induction. Of the plurality of warp yarns A1 and the plurality of weft yarns A2, and at least a plurality of yarns of the plurality of warp yarns A2 are made of a shielding yarn made of an electromagnetic shielding material or a magnetic shielding material. And a skimming prevention function for preventing reading or writing on the recording medium using a reader or writer.
[Selection] Figure 1

Description

  The present invention relates to a fabric having a skimming prevention function used together with an information recording body such as an IC card or a mobile phone provided with a recording medium readable or writable using electromagnetic waves or electromagnetic induction, and using this fabric. Concerning a container, cloth, and dressing.

2. Description of the Related Art Conventionally, a portable container such as a wallet configured to prevent unauthorized reading of magnetic recording information recorded on a cash card or a credit card from the outside is known. Specifically, this type of portable container is configured to enclose, as a magnetic shielding sheet, a metal sheet such as copper or zinc as a magnetic shielding sheet, for example, on the entire surface of the portable container or on the front and back of the card receiving portion. (See Patent Document 1).
Utility Model Registration No. 3110312

  However, since a portable container having a conventional configuration uses a metal sheet or the like as a magnetic shielding sheet, for example, if the sheet thickness is increased in order to increase the magnetic shielding effect, the weight becomes heavier and the folding becomes difficult. For this reason, for example, when a portable container is put in an inner pocket such as a suitcase, there is a problem that the shape of the suitcase collapses due to its weight, and that the user feels uncomfortable due to difficulty in bending. . In addition, when the magnetic shielding sheet is used without being included, there is a design problem such that the magnetic shielding sheet needs to be subjected to a surface treatment such as painting.

  The present invention has been made paying attention to such a problem, and its main purpose is together with an information recording body such as an IC card or a mobile phone provided with a recording medium such as an IC chip capable of reading and writing recorded information without contact. It is possible to prevent unauthorized reading or writing of recording information recorded on the recording medium from the outside, and it is not unnecessarily heavy and flexible and has a design. An object of the present invention is to provide an excellent skimming-preventing fabric that is easy to be provided with properties.

  That is, the skimming prevention fabric of the present invention is a fabric used together with an information recording body such as an IC card or a mobile phone provided with a recording medium that can be read or written using electromagnetic waves or electromagnetic induction, and a plurality of woven fabrics. A plurality of warps and a plurality of wefts, and at least a plurality of the plurality of warps and the plurality of wefts are made of a shielding yarn made of an electromagnetic shielding material or a magnetic shielding material. Further, the present invention is characterized in that a skimming prevention function for preventing reading or writing to the recording medium using an external reader or writer is provided.

  Here, “skimming” includes not only illegally reading the recorded information recorded on the recording medium but also illegally writing the recorded information on the recording medium.

  If this is the case, at least a plurality of the warp yarns and the plurality of weft yarns used for the shield are provided with the influence of electromagnetic waves or electromagnetic induction by an external reader or writer on the information recording body. Prevents it from reaching the recording medium. Therefore, reading or writing to the recording medium can be prevented by an external reader or writer. Moreover, since the warp and the weft are woven, it is possible to prevent unnecessary weight and to ensure flexibility. In addition, like a general fabric, various designs can be easily displayed on the surface.

  That is, it is possible to easily prevent unauthorized reading or writing of recorded information recorded on the recording medium of the information recording body, and it is relatively light and has good bendability, and further has a design. Therefore, it is possible to provide an excellent skimming-preventing fabric that is easy to handle.

  Of the warp and weft, if silk yarn is used for all one of the yarns and the shield yarn is used for all the other yarns, any one of the skimming prevention function, light weight, and so-called draping properties is achieved. In addition, it is possible to provide an excellent skimming-preventing fabric that can be effectively combined.

  In addition, if the shielding yarn is made of metal fiber or carbon fiber, it is possible to provide a skimming prevention woven fabric particularly excellent in skimming prevention function.

  The shield yarn is made of a metal composite fiber in which a surface of a synthetic fiber such as rayon is subjected to a metal surface treatment such as a metal coating, or a resin surface such as a synthetic resin coating on the surface of a metal fiber or carbon fiber. As long as it is made of a metal composite fiber that has been treated, it is possible to provide a skimming-preventing fabric that combines lightness and flexibility.

  Further, the shielding yarn is a flexible base layer such as Japanese paper, and a powder layer made of a plurality of powders disposed on at least one side of the base layer and being an electromagnetic shielding material or a magnetic shielding material. A shielding yarn raw material member comprising an adhesive layer for adhering the powder layer to the base layer and a protective layer for protecting the surface side of the powder layer was obtained by cutting into a predetermined width. If it is a thing, the outstanding skimming prevention function can be exhibited, ensuring the design freedom as a textile fabric effectively.

  In particular, in order to exhibit an excellent skimming prevention function, the powder is desirably iron powder.

  In addition, the above-mentioned anti-skimming woven fabric is formed using at least a part, a fabric formed using at least a part, or a part formed using at least a part of other fabrics. It can be used effectively as a patch that is attached and used.

  As described above, according to the anti-skimming fabric of the present invention, at least a plurality of shield yarns of a plurality of warps and a plurality of wefts are affected by electromagnetic waves or electromagnetic induction by an external reader or writer. Is prevented from reaching the recording medium provided in the information recording body. Therefore, reading or writing to the recording medium can be prevented by an external reader or writer. Moreover, since the warp and the weft are woven, it is possible to prevent unnecessary heavy weight and to ensure flexibility. In addition, like a general fabric, various designs can be easily displayed on the surface.

  That is, it is possible to easily prevent unauthorized reading or writing of recorded information recorded on the recording medium of the information recording body, and it is relatively light and has good bendability, and further has a design. Therefore, it is possible to provide an excellent skimming-preventing fabric that is easy to handle.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

<First Embodiment>
As shown in FIG. 1, the skimming preventing fabric A according to the first embodiment of the present invention has a plurality of warp yarns A1 and a plurality of weft yarns A2 formed by plain weaving. In addition, it can be used alone or applied to various textile products, such as a fabric such as a suit and a patch such as a patch. In this embodiment, “twenty 21 (about 21 denier)” silk yarns are used for all warps A1, and “3 minutes (= about 108 denier)” aluminum yarns (for all wefts A2) ( This corresponds to the “yarn for shielding as an electromagnetic shielding material” of the present invention.

  Next, the usage method of the skimming prevention textile A comprised from these each part is demonstrated.

  For example, an IC card (not shown) (corresponding to an “information recording medium” of the present invention) provided with an IC chip (not shown) readable or writable by electromagnetic waves (corresponding to the “recording medium” of the present invention) is covered with a skimming preventing fabric A. . In this state, even if an attempt is made to read or write the recorded information recorded on the IC chip using an external reader / writer device (not shown), the aluminum yarn used as the weft A2 is affected by the electromagnetic wave from the external reader / writer. Is prevented from reaching the IC chip. Therefore, reading or writing to the IC chip by an external reader / writer can be prevented.

  As described above, the skimming prevention fabric A according to the first embodiment uses silk yarn for all the warp yarns A1 and uses aluminum yarn as a shielding yarn for all the weft yarns A2. The influence of the electromagnetic wave by the reader or writer is prevented from reaching the IC chip provided in the IC card. Therefore, reading or writing to the IC chip can be prevented by an external reader or writer. Further, since the silk yarn as the warp yarn A1 and the aluminum yarn as the weft yarn A2 are woven, it can be prevented from becoming unnecessarily heavy and ensure flexibility. In addition, like a general fabric, various designs can be easily displayed on the surface. That is, it is possible to easily prevent unauthorized reading or writing of recorded information recorded on the IC chip of an IC card by electromagnetic waves, and to have good drapeability while being lightweight, and also to have design. Can provide an excellent anti-skimming fabric A.

Second Embodiment
A container case 1 using a skimming-preventing fabric A according to a second embodiment of the present invention is a double-open type wallet that is generally called a long wallet and can be folded at substantially the center. As shown in FIG. A rectangular exterior member 11a, and a left interior member 11b and a right interior member 11c that are respectively disposed at positions substantially covering the left half region and the right half region of the inner surface of the exterior member 11a. All of 11a-11c are formed using skimming prevention textiles A of a 1st embodiment. And while setting the banknote slot 1a in the peripheral part which does not correspond to the four sides of the exterior member 11a among the peripheral parts of each interior member 11b, 11c, the other peripheral part corresponding to the said 4 sides is sewn on the exterior member 11a. Thus, the space formed between the exterior member 11a and each of the interior members 11b and 11c functions mainly as a bill housing part 1X for housing bills. Further, in the present embodiment, the left interior member 11b is provided with two card accommodating portions 1Y for mainly accommodating pocket-shaped cards on the surface side thereof. In this embodiment, the skimming prevention fabric A is used for each member 11a to 11c. For example, the skimming prevention fabric A is used only for the exterior member 11a, and the other members 11b and 11c do not have a skimming function. Use of leather, cloth, synthetic resin material, etc. is not hindered.

  Next, the usage method of the container 1 comprised from these each part is demonstrated.

  For example, when the same IC card Ca as in the first embodiment is accommodated in the card accommodating portion 1Y and the case 1 is folded, the IC card Ca is sandwiched between the members 11a to 11c. In this state, even if an attempt is made to read or write recorded information recorded on an IC chip (not shown) using an external reader / writer device, the aluminum yarns used for the members 11a to 11c are externally attached. The influence of the electromagnetic wave by the reader / writer is prevented from reaching the IC chip. Therefore, reading or writing to the IC chip by an external reader / writer can be prevented.

  Thus, since the container case 1 which concerns on this 2nd Embodiment uses silk thread | yarn for all the warp A1 of each member 11a-11c, and uses aluminum thread | yarn for all the wefts A2, this aluminum thread | yarn However, the influence of electromagnetic waves by an external reader or writer is prevented from reaching the IC chip provided in the IC card Ca. Therefore, reading or writing to the IC chip can be prevented by an external reader or writer. Moreover, since the silk yarn as the warp yarn A1 and the aluminum yarn as the weft yarn A2 are woven, the container case 1 can be prevented from becoming unnecessarily heavy and a feeling of touch can be secured. In addition, like a general fabric, various designs can be easily displayed on the surface. That is, it is possible to easily prevent illegal reading or writing of recorded information recorded on the IC chip of the IC card Ca by electromagnetic waves, and it has a good touch feeling while being lightweight, and further has a design. It is possible to provide a high-function container 1 that is easy to handle.

  In the second embodiment, the case 1 is generally called a long wallet and is a double-open wallet that can be folded at the center, but it can also be a bi-fold wallet or other types of wallets.

  Further, the container case 1 is not limited to a wallet, and can be used to store items such as bags, card holders, storage cases, etc., and the skimming prevention fabric A is used at a position that directly or indirectly covers an IC chip. However, it does not matter whether the container 1 itself is portable.

<Third Embodiment>
As shown in FIG. 3, a suit jacket 2 according to a third embodiment of the present invention comprises left and right front body parts 21, rear body parts 22, sleeve parts 23, etc. Is formed using the skimming prevention fabric A of the first embodiment. In the present embodiment, a plurality of pockets such as a breast pocket 21x are provided.

  Next, the usage method of the suit jacket 2 comprised of these parts will be described.

  For example, an IC card (not shown) similar to that in the first embodiment is placed in the breast pocket 21x. At this time, it does not matter whether the IC card is housed in a wallet or the like. In this state, even if an attempt is made to read or write the recorded information recorded on the IC chip using an external reader / writer device (not shown), the aluminum thread used for the cloth is not subjected to electromagnetic waves from the external reader / writer. The influence is prevented from affecting the IC chip. Therefore, reading or writing to the IC chip by an external reader / writer can be prevented.

  Thus, the outer garment 2 according to the third embodiment uses silk yarn for all the warp yarns A1, which are clothing, and uses aluminum yarn as a shielding yarn for all the weft yarns A2. The influence of an electromagnetic wave by an external reader or writer is prevented from reaching the IC chip provided in the IC card. Therefore, reading or writing to the IC chip can be prevented by an external reader or writer. Further, since the silk yarn as the warp yarn A1 and the aluminum yarn as the weft yarn A2 are woven, it is possible to prevent the outer jacket 2 from becoming unnecessarily heavy and to ensure flexibility. In addition, like a general fabric, various designs can be easily displayed on the surface. That is, it is possible to easily prevent unauthorized reading or writing of recorded information recorded on an IC card of an IC card by electromagnetic waves, and to have a good drape feeling while being lightweight, and also to have a design. It is possible to provide a highly functional outerwear 2 that is easy to handle.

  In the present embodiment, the skimming preventing fabric A is used in the portion of the outer jacket 2 that appears on the surface of the front body portion 21 and the like. However, for example, the portion that does not appear on the surface such as a lining or interlining. Does not interfere with use. It can also be used only for the pocket portion.

  Moreover, you may use skimming prevention textiles A as a clothing material of a wide trousers. Furthermore, the skimming preventing fabric A can be used as a cloth for all clothes including not only clothes but also Japanese clothes.

  Further, as shown in FIG. 4, an emblem main body 31 (corresponding to the “applying cloth” of the present invention) formed using the skimming preventing fabric A of the first embodiment is used for the chest pocket 21 x using the edge 32. Embodiments such as mounting from above are also conceivable. In this way, the effect of preventing skimming for the IC card placed in the breast pocket 21x can be further enhanced. Further, even when the emblem 3 including the emblem main body 31 is used for a general suit 2 that does not use the skimming prevention fabric A, a skimming prevention effect can be obtained. Further, the shape of the emblem 3 can be arbitrarily set.

  The present invention is not limited to the above-described embodiments.

  For example, a plain weave is used for the fabric structure, but the present invention is not limited to this. For example, a twill weave, a satin weave, or a combination of these three types of structures is used. As long as the warp and a plurality of wefts are woven. Further, the angle formed by the warp and the weft may not be a right angle, and an oblique weave can be adopted. A triaxial weave may be employed. Furthermore, it does not prevent any one or both of warp and weft from being layered.

  In addition, silk yarn is used for all the warp yarns A1 and aluminum yarn is used for all the weft yarns A2. However, the reverse configuration may be used. In addition, an aluminum yarn can be used for a part of the warp A1 or the weft A2. Further, the thickness of the yarn can be appropriately changed according to the embodiment.

  Further, instead of silk thread, other natural fibers or synthetic fibers such as rayon may be used.

  Moreover, although the aluminum thread | yarn is used for the thread | yarn for shielding as an electromagnetic shielding material, the metal fiber which has the property as an electromagnetic shielding material and magnetic shielding material which consist of iron and nickel can also be used. With this configuration, it is possible to easily prevent unauthorized reading or writing of recorded information recorded on the IC chip of the IC card by electromagnetic waves and electromagnetic induction, and it has a good drape characteristic while being lightweight. In addition, it is possible to provide an excellent skimming-preventing fabric A that can be easily provided with a design. Carbon fibers can also be used for the shielding yarn.

  Furthermore, the shield yarn may be made of a metal composite fiber in which the surface of a synthetic fiber such as rayon is subjected to a metal surface treatment such as a metal coating.

  Furthermore, as shown in FIG. 5, the shielding yarn includes a base layer P1 made of flexible Japanese paper and a plurality of electromagnetic shielding materials or magnetic shielding materials arranged on at least one side of the base layer P1. A shield comprising a powder layer P3 made of the powder P31, an adhesive layer P2 for bonding the powder layer P3 to the base layer P1, and a protective layer P4 for protecting the surface side of the powder layer P3. What was obtained by cutting the yarn raw material member P into a predetermined width dimension can be used.

  More specifically, Japanese paper having a thickness of several tens to several hundreds of μm is used for the base layer P1, and iron powder having an average particle size of several tens to several hundreds of μm is used for the powder P31 of the powder layer P3. An appropriate amount of lacquer is used for the layer P2, and a polyester film having a thickness of about several tens of μm to several hundreds of μm can be used for the protective layer P4. The thickness of the base layer P1 can be arbitrarily set, and the particle size of the powder P31 of the powder layer P3 can also be arbitrarily set. An adhesive other than lacquer can be used for the adhesive layer P2. Moreover, the thickness of the protective layer P4 can be set arbitrarily.

  In the above-described embodiment, the information recording body is an IC card. However, a recording medium such as an IC chip is mounted on the information recording body, and information recorded on the recording medium is read or written using electromagnetic waves. The type of information recording body is not limited to the above-described embodiment, such as using a mobile phone of a type that can be used. Moreover, it does not ask | require whether an information recording body is portable.

  In addition, the specific configuration of each part is not limited to the above embodiment, and various modifications can be made without departing from the spirit of the present invention.

The enlarged view which shows the skimming prevention textile which concerns on one Embodiment of this invention. The perspective view which shows the wallet using the skimming prevention textiles in the embodiment. The perspective view which shows the outerwear which used the skimming prevention textile fabric in the embodiment as clothes. The perspective view which shows the emblem using the skimming prevention textiles in the embodiment. The figure which shows typically the structure cross section of the thread | yarn raw material member for shielding in the same embodiment.

Explanation of symbols

A ... Anti-skimming fabric A1 ... Warp A2 ... Weft P ... Shield material member P1 ... Base layer P2 ... Adhesive layer P3 ...・ Powder layer P4 ... Protective layer P31 ... Powder 1 ... Put 3 ... Pattern (emblem)

Claims (9)

A fabric used together with an information recording body such as an IC card or a mobile phone provided with a recording medium readable or writable using electromagnetic waves or electromagnetic induction,
Shielding yarn comprising a plurality of warp yarns and a plurality of weft yarns woven, and at least a plurality of these warp yarns and a plurality of weft yarns made of an electromagnetic shield material or a magnetic shield material A skimming-preventing fabric comprising a skimming-preventing function for preventing reading or writing to the recording medium using an external reader or writer.   2. The skimming prevention woven fabric according to claim 1, wherein silk yarn is used for any one of warp and weft yarns, and the shield yarn is used for all other yarns.   The skimming prevention woven fabric according to claim 1 or 2, wherein the shield yarn is made of metal fiber or carbon fiber.   The shield yarn is made of a metal composite fiber in which the surface of a synthetic fiber such as rayon is subjected to a metal surface treatment such as a metal coating, or the surface of a metal fiber or carbon fiber is subjected to a resin surface treatment such as a synthetic resin coating. 3. The skimming prevention woven fabric according to claim 1, wherein the woven fabric is made of a metal composite fiber.   A base layer made of flexible Japanese paper or the like, a powder layer made of a plurality of powders disposed on at least one side of the base layer and being an electromagnetic shielding material or a magnetic shielding material, and A shield yarn raw material member comprising an adhesive layer for adhering a powder layer to the base layer and a protective layer for protecting the surface side of the powder layer is obtained by cutting into a predetermined width dimension. The skimming-preventing fabric according to claim 1 or 2, wherein the anti-skimming fabric is provided.   The skimming-preventing fabric according to claim 5, wherein the powder is iron powder.   A container formed by using at least a part of the skimming-preventing fabric according to claim 1.   A fabric formed by using at least a part of the skimming preventing woven fabric according to any one of claims 1 to 6. An application cloth formed by using at least a part of the skimming-preventing fabric according to any one of claims 1 to 6 and attached to another fabric.

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