JP5689520B1 - Back cover for mobile phone - Google Patents

Abstract

Provided is a back cover for a mobile phone that allows the cards to be attached and detached and that can be used without being affected by radio waves of the mobile phone. A first plate is mounted so that a back surface covers a back surface of a mobile phone, and a rectangular space capable of storing cards is provided on the front surface, and the rectangular space is provided between the first plate and the cards. A radio wave absorber to be mounted, a second plate that engages the first plate so as to face the first plate, a pair of grooves provided in the first plate along a long side or a short side of the rectangular space, and a pair of grooves And a pair of protrusions provided on the second plate at a position facing each other, and the pair of grooves and the pair of protrusions are engaged and sealed, and the radio wave absorber is the same as the cards or the cards It is a thin film-like magnetic body having a larger area, and suppresses a demagnetizing field caused by an eddy current generated from a portable terminal when a magnetic field is applied to read information recorded on cards. [Selection] Figure 1

Description

  The present invention relates to a back cover for a mobile phone that can store both a mobile phone and cards therein. More specifically, the present invention relates to a back cover for a mobile phone that can accommodate a non-contact IC card, for example, to make the mobile phone multifunctional and can be easily attached and detached.

  In recent years, portable information terminals typified by smartphones and tablet terminals have rapidly become widespread before the replacement of conventional mobile phones and personal computers, and their functions have diversified. For example, mobile phones that are equipped with a non-contact IC card function on a mobile phone such as a smartphone and can easily pass through the ticket gate by holding the device body over a station ticket gate are also on the market. These are so-called electronic money functions, and are used for various purposes such as boarding tickets, commuter passes, and other IC cards and prepaid cards that function as electronic payments.

  However, not all mobile phones are equipped with a non-contact IC card function. Therefore, there is a need for a back cover for a mobile phone that can be used as if it is equipped with the function even if the mobile phone does not have a non-contact IC card function. More specifically, both the mobile phone and the contactless IC card are stored in the cover, and the mobile phone set attached to the cover is held over the station ticket gate. There is a need for a back cover for a mobile phone that can be made.

  The conventional back cover for mobile phones is intended to protect the outer surface from impact even if the mobile phone is dropped, and is intended to prevent falling by manufacturing it with a material that is easy to grip and not slipping, Some are intended to decorate the exterior. In addition, there are various types such as those having a handle portion so that it can be easily operated with one hand, and those having a spread shape that covers the entire mobile phone and can be used like a notebook. Among them, various types of back covers for mobile phones that can store cards together are sold.

However, the conventional back cover for mobile phones that can store cards together has problems in that it is heavy and thick in practical use, is inconvenient to carry, and occupies a large space when placed in a bag. It was.
In terms of function, the type of cover in which cards can be inserted and removed by a slide method has a problem in that it cannot be smoothly slid and the cards cannot be easily inserted and removed. In addition, the type of cover that superimposes cards between the mobile phone and the cover can be used when the cards are removed (for example, when charging money to a contactless IC card used for transportation, or replacing the cards) It is necessary to disassemble the cover and remove the entire cover, which is inconvenient when using the card body. In addition, the cover and the mobile phone body appear to have a sense of unity, and the type of cover that is resistant to injury has a problem that the mobile phone body may be damaged because it is firmly fitted when the cover is removed. It was.
In terms of cost, conventional covers are expensive leather, and those that have other functions such as decorative effects as well as exterior protection have been problematic due to high production costs per product.

  FIG. 5 is a three-dimensional structure diagram showing the internal structure of a back cover 200 for a mobile phone that can accommodate conventional cards. The back cover 200 for a mobile phone in FIG. 5 is a type of cover in which the cards 80 are overlapped between the mobile phone 300 and the cover 200. The overlapping type has a low risk of loss due to dropping of the cards 80, but it is inconvenient that the cover 200 must be removed when the cards 80 are pulled out and used. The mobile phone main body 300 is damaged. Further, the radio wave of the cellular phone obstructs the communication reading of the cards 80 and incorporates a radio wave blocking sheet 72 for preventing a reading error. However, the card is not attached to the cover 200 and is taken out. In addition, there is a possibility that it may fall and there is a problem that it is inconvenient to handle.

  FIG. 6 is a three-dimensional structure diagram showing the internal structure of a back cover 210 for a mobile phone, which is a different type from FIG. 5 and can accommodate conventional cards. A cover 210 shown in FIG. 6 is a type of cover having a pocket portion 212 so that the cards 80 can be stored. This type has a problem that when the opening of the pocket portion 212 is small, the cards 80 cannot be attached and detached smoothly, and conversely, when the opening is wide and large, the cards 80 may drop. there were. Further, a part of the card 80 protrudes from the outside, and there is a problem not only from the functionality but also from the viewpoint of the decorativeness of the appearance.

  FIG. 7 is a three-dimensional structure diagram showing the internal structure of a back cover 220 for a mobile phone, which is a different type from FIGS. 5 and 6 and can accommodate conventional cards. The cover 220 is composed of two plates, the card 80 can be accommodated between the two plates, and the upper portion 222 of the two plates is slidable in and out. Such a conventional cover has a problem in that it has a thickness in order to provide a sufficient space for storing cards, and is heavy when installed and more inconvenient than carrying an original mobile phone alone. . In addition, when it is worn, the appearance is larger than that of the original mobile phone, and there is a problem in terms of decorativeness.

  In view of this, the present invention is light and thin, and can easily insert and remove cards so as to solve all the above-mentioned practical, functional, and cost problems. A back cover for a mobile phone that can be used and manufactured at a relatively low cost is provided.

JP 2012-100287 A JP 2009-182621 A

  The cover for a mobile phone described in Patent Document 1 discloses a cover that can improve the convenience by providing the mobile phone with an electronic key function. The cover can be removed, and is versatile so that it can be used even if the mobile phone is replaced with a new one.

  However, the cover for a mobile phone described in Patent Document 1 has a thickness to provide a space for storing a key and other objects, and separates the part storing the key from the other cover part. Since it is a method of attaching and detaching (as a divided body), there is a problem in that it is inconvenient to attach and detach when the key is used alone. Further, due to the characteristic of storing the electronic key, the module portion in which the functional parts of the electronic key are incorporated has a complicated configuration, and there are problems in terms of manufacturing cost, manufacturing time, weight, and thickness.

  The invention described in Patent Document 2 discloses a storage case for a mobile terminal that improves the operability of the mobile terminal. The cover shows a storage case for making the mobile terminal multifunctional so as to have the function of a mobile terminal used for identification as an employee ID in addition to the function as a communication terminal. The present invention is useful in that the portable terminal and the employee ID can be stored together.

  Such a storage case is useful in terms of making the mobile terminal multifunctional, but even a method of storing cards in a sliding manner does not have the function of sliding the cover body, There was a problem that cards such as employee ID cards could not be easily attached and detached.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a back cover for a mobile phone that is light and thin, can be easily attached and detached, and can be manufactured at a relatively low cost.

  Another object of the present invention is to provide a back cover for a mobile phone that can store a mobile terminal such as a mobile phone and cards together so that a non-contact IC card can be used without interference from radio waves from the mobile phone body. Is to provide.

  In order to achieve the above-described object, the present invention provides a first plate that is mounted so that the back surface covers the back surface of the mobile phone and has a rectangular space on the front surface that can accommodate cards, A radio wave absorber mounted between one plate and the cards, a second plate engaged to face the first plate, and a long side or a short side of the rectangular space, A pair of groove portions provided on one plate and a pair of protrusion portions provided on the second plate at positions facing the pair of groove portions, wherein the pair of groove portions and the pair of protrusion portions are engaged with each other. The card is detachable by sliding the second plate with respect to the first plate from the sealing position by a predetermined length along the long side or the short side, and the radio wave absorber. The card A thin-film magnetic body having the same area as that of the card or larger than the card, and when a magnetic field is applied to read the information recorded on the card, a reaction caused by an eddy current generated from the mobile terminal The magnetic field can be suppressed.

  Further, the present invention is characterized in that, in the above-described back cover for a mobile phone, the first pair of grooves and the pair of protrusions are locked at the sealed position and the position slid by the predetermined length.

  According to the present invention, since cards and a mobile terminal such as a mobile phone can be integrally stored in a relatively thin cover, a beautiful and refined impression can be given and slid without impairing the appearance of the mobile phone. Therefore, it is possible to manufacture a back cover for a mobile phone that is easy to use and excellent in convenience.

  In addition, according to the present invention, it is advantageous in that it can be manufactured with materials and parts that are relatively easy to obtain and can be manufactured in a large amount in a short period of time because it does not have complicated processes. In terms of cost, it is advantageous because an expensive material is not required.

  Furthermore, by superimposing a magnetic material with a larger area than the cards, the radio waves from the mobile phone can be cut off, and the function as a non-contact IC card can be surely exhibited. This is advantageous in that it can be used integrally without mounting the card function.

The exploded view which shows each component which comprises the back cover for portable telephones of this invention from the back. The assembly figure which shows the back cover for portable telephones of this invention from the back. Sectional drawing in the position of A of FIG. 2 of the back cover for portable telephones of this invention. The three-dimensional structure figure which shows the state which mounted | wore the mobile phone with the back cover for mobile phones of this invention. The exploded view which shows the structure of the back cover for portable telephones of the type which inserts the conventional cards. The exploded view which shows the structure of the back cover for portable telephones of the type which superimposes the conventional cards. FIG. 7 is an exploded view showing a conventional back cover for a mobile phone, in which the cards can be attached and detached in a slide format.

[First Embodiment]
Hereinafter, embodiments of a back cover for a mobile phone according to the present invention will be described with reference to the drawings.
The first embodiment has a configuration in which the back cover for a mobile phone slides to the left and right when the mobile phone is viewed from the front. When the mobile phone is viewed from the back, the back, side, top, and bottom are It is fitted and fitted so as to cover it.

  FIG. 4 is a three-dimensional structural diagram showing a state in which the cellular phone back cover 100 of the present invention is attached to the cellular phone. It is used by sliding left and right, and shows a state where cards such as a non-contact IC card are slid to be detachable. Since this type of cover wraps around the side and bottom of the mobile phone, it can prevent damage to the side (edge) of the mobile phone due to dirt or dropping, together with the function of storing cards. The plate 20 corresponding to the first plate in FIG. 4 has a configuration that fits and fits tightly into the mobile phone.

FIG. 1 is an exploded view showing components constituting the back cover for a mobile phone of the present invention from the back when the back cover for the mobile phone of the present invention is disassembled.
As shown in FIG. 1, the back cover 100 for a mobile phone of the present invention includes a first plate 20, a second plate 30, a pair of grooves 50 attached to the first plate 20, and a pair attached to the second plate 30. It is comprised by the projection part 60 of. In the back cover for a mobile phone of the present invention, the first plate 20 and the second plate 30 are made of a transparent or translucent synthetic resin (polycarbonate, ABS, etc.), a glass material, or an elastic member. Therefore, it can be manufactured at a low weight and at a low cost.

  The first plate is a plate that is fitted into a mobile phone and is in direct contact with the first plate 20, and a radio wave absorber 72 made of a magnetic material is attached to the rectangular space 70. A radio wave absorber made of a thin-film magnetic material has an area that is the same as or larger than the size of cards, and even if a magnetic field is applied to read information when the cards are used, the portable terminal Since the demagnetizing field due to the eddy current generated from the mobile phone can be suppressed, the cards can be used without being affected by the radio wave emitted from the mobile phone body.

  The second plate 30 is stacked in order from the first plate 20 by a sliding method so as to cover the first plate 20, the radio wave absorber 72 attached to the first plate 20, and the cards inserted on the upper surface thereof. It is the composition which makes it. In the portion of the first plate 20 where the cards are inserted, the area and depth of the rectangular space can be appropriately changed so that the cards can be accommodated according to the thickness and size of the cards.

The groove part 50 provided in the 1st plate is comprised by the recessed part 50a and the part 50b which penetrates. A protrusion 60 provided on the second plate 30 is engaged with the groove 50. The projecting portion 60 provided on the second plate 30 includes a projecting portion 60a that is engaged with 50a, and a projecting portion 60a that protrudes more than 60a and is engaged with 50b so as to penetrate the first plate 20. .
Further, when the cover of the present invention is slid to the left and right, the protrusion 60 is locked at the sealing position and the position where the second plate 30 is slid by a predetermined length, A shape 62 is provided.

FIG. 2 is an assembly view showing the back cover for a cellular phone according to the present invention from the back side.
In both the first plate 20 and the second plate 30, a cavity 40 having an elliptical shape or a rounded triangular shape is formed in accordance with the size of the camera so that the camera function normally mounted on the mobile phone can be exhibited. Provided, the camera portion of the mobile phone is exposed to the outside. In FIG. 2, the cavity 40 a provided in the first plate is inclined so as to open larger toward the surface contacting the cavity 40 b provided in the second plate when viewed from the back. This is provided in order to prevent the function of the mobile phone from being hindered when the camera function is used.

  The color, material, and size of the first plate 20 and the second plate 30 are arbitrarily selected so that they can be seen integrally according to the mobile phone to be mounted. In particular, by making the color of the cover the same as the color of the mobile phone body, it is configured so that it can be seen more integrally using the optical illusion. Further, due to the rounded rounded inclination provided on the edge of the second plate 30, the cover in the present embodiment is configured so as to be seen more integrally with the mobile phone body, and that the card is stored outside. The flat shape is so thin that it cannot be recognized.

3 is a cross-sectional view of the back cover for a mobile phone of the present invention at the position A in FIG.
The first plate 20 is fixed to a mobile phone, and the cards can be attached and detached by sliding the second plate 30 left and right. In the rectangular space 70 of the first plate, one end (edge) in contact with the cards is provided with an inclination 74 of about 0.3R so that the cards can be easily attached and detached. In addition, this inclination allows the cards (standard specification 0.2 mm) to be easily attached and detached without being damaged.

  The first plate is about 0.2mm thick, the second plate is about 0.05-0.1mm thick, and each plate is the same color as a mobile phone, etc. Even in such a state, it is possible to give a sense of unity so that it is impossible to recognize that the cards are housed inside. In other words, the back cover for a mobile phone according to the present invention uses an overwhelming thinness and optical illusion compared to the conventional similar product, so that the appearance of the cover attached to the mobile phone body is completely attached. It gives an impression that there is no.

  Various cards can be conceived as long as they can be inserted into the cover of the present invention, such as non-contact IC cards, credit cards, magnetic cards, employee ID cards, security cards, business cards, and the like. In any case, the back cover for a mobile phone according to the present invention is highly convenient because it can be easily attached and detached by the inclination provided in the rectangular space 70. Further, when used as a non-contact IC card, it is preferable that the number of cards to be stored is one in order to enable reading of information without interference of radio waves. In the case where importance is attached to the cellular phone main body, the depth of the groove in the rectangular space 70 is preferably thin enough to accommodate one card.

A person who wears a cover of the present invention on a mobile phone and uses an electronic card (non-contact IC card) that can be used in a ticket gate of a transportation facility such as a train operates the mobile phone in a train, and then carries it. A method of use is possible in which the user can pass through the ticket gate by simply holding the cover attached to the mobile phone while holding the phone.
In addition, since it is easy to attach and detach, when the money is charged to the electronic card, it can be easily attached and detached, and the convenience is high.

First of Reference Example]
As a first reference example , a cover that is attached to a mobile phone body, not a cover that fits into the mobile phone body, and a flat cover that does not cover the side surface, top surface, and bottom surface of the mobile phone body; You can also In this reference example, in the mounted state, the cover and the mobile phone are mounted in close contact with each other, so that there is no impression that the cover is raised and the unity is felt. Compared with the first embodiment, this type of cover does not cover the side surface, top surface, and bottom surface of the mobile phone, so that the mobile phone body and the cover can be impressed more integrally.

[ Second Reference Example ]
As a second reference example , the groove 50 and the protrusion 60 are parallel to the long side of the rectangular space 70 in contrast to the method of detaching cards by sliding left and right in FIG. It can also be set as a cover provided with the structure which accommodates cards by sliding the 2nd plate up and down. When a method of sliding up and down is desired according to a user's request, or in accordance with the shape of the mobile phone body, the groove 50 and the protrusion 60 can be appropriately adjusted.

DESCRIPTION OF SYMBOLS 20 ... 1st plate 30 ... 2nd plate 40 ... Cavity for camera functions 50 ... Groove part 60 ... Protrusion part 70 ... Rectangular space 72 ... Radio wave absorber 74- ..Inclination 80 ... Cards 100 ... Back cover for mobile phone 200 ... Back cover for conventional mobile phone 210 ... Back cover for conventional mobile phone 220 ... Back for conventional mobile phone Cover 300 ... Mobile phone body

Claims (4)

Backside is mounted so as to cover the back of the mobile phone, the first plate having a non-contact IC cards capable accommodating a rectangular space on the surface,
The rectangular space, a radio wave absorber which is mounted between the non-contact IC card and the first plate,
A second plate engaged to face the first plate;
A pair of grooves short sides to have along and and provided on the surface of the sandwich in the first plate between the rectangular space of the rectangular space,
A pair of protrusions provided on the second plate at positions facing the pair of grooves,
Said pair of grooves and into engagement with said pair of projections is sealed and the by sliding a predetermined length along the front Kitan side from the closed position the second plate relative to the first plate non to allow attachment and detachment of the contact IC card,
The wave absorber, wherein a thin-film magnetic material having an area even greater Ri by the non-contact IC cards of the same or the non-contact IC cards, reading of the information recorded on the contactless IC card When a magnetic field is applied for the purpose, the demagnetizing field due to the eddy current generated from the mobile terminal can be suppressed ,
Wherein each side of the second plate is in said closed position, the rear cover a cellular telephone characterized that you located inside of the sides of the first plate. The back cover for a mobile phone according to claim 1,
The back cover for a mobile phone, wherein the pair of grooves and the pair of protrusions are locked at the sealed position and a position slid by the predetermined length. The back cover for a mobile phone according to claim 1,
The back cover for a mobile phone, wherein the pair of grooves and the pair of protrusions are locked at the sealing position. The back cover for a mobile phone according to any one of claims 1 to 3,
A long-side end of the rectangular space has an inclination for taking out a non-contact IC card.

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