JP3149967U - USB plug card reader - Google Patents

Abstract

There is provided a card reader of a USB plug using an internal space of a USB plug and having an insertion groove of a card reader for a MicroSD / T-Flash memory card inside. A metal cover (30) has a first wall surface (31) at the upper end and a second wall surface (32) at the lower end, and an end portion of the second wall surface (32) is joined to a convex edge portion (51) of the memory card (50). The convex edge part 51 forms a notch part. The insulating substrate 40 is covered with a metal cover 30 except for the front surface and the rear surface, has an interface 43 on the first surface 41, is electrically connected to the first insertion groove 44, and is a general USB. It has a plug structure, has a thickness of 1.2 mm or less, and a second insertion groove into which a MicroSD / T-Flash memory card can be inserted is formed between the second surface 42 and the second wall surface 32. The upper surface of the second surface 42 has a plurality of metal terminals that are electrically connected to the memory card 50. [Selection] Figure 3

Description

  The present invention relates to a USB plug, and more particularly to a USB plug card reader provided inside a USB A type plug.

  Universal Serial Bus (Universal Serial BUS, commonly known as USB) has been researched and developed by major electronic manufacturers such as Compaq, Intel, Microsoft, DEC, NEC, IBM, and Northern Telecom Limited.

  The USB plug is a kind of standard for the connection interface, and is unified as a connection plug to various peripheral devices and used as an almighty plug. With the development of various electronic devices such as electronics, communication, and digital, the popularity and importance of USB plugs have maintained a firm position.

As shown in FIG. 1, a standard USB standard A type plug 10 is used in a transmission cable having a conventional USB plug. The metal cover 11 has a thickness t ₁ of 4.52 mm, and the insulating substrate 12 covered by the metal cover 11 has a thickness t ₂ of 1.5 to 2.0 mm. Inside the metal cover 11, there is a USB female plug (not shown) and an insertion groove 13 is formed. However, the conventional USB plug 10 has only an electrical connection function, is connected to an electronic product to be used via the transmission cable 14, and has no other functions.

  In addition, various new digital products are constantly appearing, and in the current market, memory cards of various standards and capacities such as large and small SD memory cards such as MicroSD and MiniSD are introduced. With the advent of memory cards, a kind of interface that connects the card and the PC body is required, and files are transmitted via the USB female plug of the PC body. The volume of card readers currently on the market is large, and despite the small size of the memory card itself, it leads to waste of space and inconvenience in use.

  Under such a background, a kind of memory card reader 20 was born as shown in FIGS. 2A and 2B. The accommodation space 22 inside the plug 21 has a printed circuit board. An interface 25 is provided on the front surface of the printed circuit board, and conductive pins 26 are provided on the rear surface. This card reader has a card slot 23. When the memory card 27 is inserted and the card reading interface 28 contacts the conductive pin, the file can be read and written smoothly when the plug 21 and the personal computer are connected. Although this type of memory card card reader 20 has the advantage of being thin and light, since the card slot 23 and the USB plug 21 are provided at opposite ends, it can only be used as a card reader and has other functions. There is a problem of not having.

The first object of the present invention is to use the internal space of the USB plug skillfully, without changing the original standard and function of the USB plug, and the insertion slot of the card reader for the MicroSD / T-Flash memory card. And a USB plug card reader having a file transmission function in the USB plug.
The second object of the present invention is to provide a USB plug card reader having a card reader function for a MicroSD / T-Flash memory card inside the USB plug, and to have a card reader function using the USB plug. The USB memory is configured to read / write and save files on a memory card alone, and to exchange and save files with an electronic device.
A third object of the present invention is to provide a USB plug card reader having a card reader function for a MicroSD / T-Flash memory card inside the USB plug, and to have a card reader function using the USB plug. The USB LAN adapter is configured to read / write / save files on the memory card alone, and to exchange / save files with electronic devices.
A fourth object of the present invention is to provide a USB plug card reader having a card reader function for a MicroSD / T-Flash memory card inside the USB plug, and to have a card reader function using the USB plug. Configure USB cable, read / write and save memory card files alone, and connect to various electronic products (mobile phone, digital camera, MP3, MP4, laptop computer, GPS, PDA, electric toy) through transmission cable It is intended to exhibit functions such as storage, storage, charging, reading, display, and file transmission.

  As described in claim 1, in order to achieve the above-described problem, a USB plug card reader according to the present invention includes a metal cover and an insulating substrate. The metal cover is molded of metal and is the size of a standard USB standard A-type plug. The upper end has a first wall surface and the lower end has a second wall surface. When the memory card is inserted into the second insertion groove, the shape of the notch conforms to the standard USB plug standard. When connected to an electronic product, the normal function as a USB plug is not disturbed. The insulating substrate is covered with a metal cover except for the front surface and the rear surface, and has a first surface and a second surface, the first surface faces upward, and the surface of the first surface has an interface. The first surface and the first wall surface of the metal cover form a standard USB female plug, which is electrically connected to the first insertion groove and has a general USB plug structure The thickness is 1.2 mm or less, and a second insertion groove into which the MicroSD / T-Flash memory card can be inserted is formed between the second surface and the second wall surface. The upper surface has a plurality of metal terminals that are electrically connected to the memory card.

It is a perspective view which shows the conventional USB plug. It is a perspective view which shows the card reader of the conventional USB plug, and is a figure which shows the state which the USB plug and the card reader part disassembled. It is a perspective view which shows the card reader of the conventional USB plug, and is a figure which shows the state which the USB plug and the card reader part joined. 1 is a perspective view showing a card reader of a USB plug according to an embodiment of the present invention, and shows a state where a first wall surface faces upward. FIG. It is a perspective view which shows the card reader of the USB plug by one Example of this invention, and is a figure which shows the state which the 2nd wall faced up. FIG. 5 is a cross-sectional view showing a state where FIG. 4 is cut along line 5-5. 1 is a perspective view showing a state in which a USB plug card reader according to an embodiment of the present invention is combined; FIG. FIG. 7 is a cross-sectional view showing a state where FIG. 6 is cut along line 7-7. FIG. 6 is a perspective view of a USB plug card reader according to another embodiment of the present invention. FIG. 3 is an exploded perspective view of a USB plug card reader according to another embodiment of the present invention. 1 is a cross-sectional view of a USB plug card reader according to an embodiment of the present invention; 1 is a diagram illustrating a state in which a USB plug card reader according to an embodiment of the present invention is applied to a USB memory; FIG. 1 is a diagram illustrating a state in which a USB plug card reader according to an embodiment of the present invention is applied to a USB LAN adapter. FIG. 1 is a diagram showing a state in which a USB plug card reader according to an embodiment of the present invention is applied to a USB cable; FIG.

  A USB plug card reader according to an embodiment of the present invention will be described below with reference to the drawings.

  As shown in FIGS. 3 to 10, the USB plug 70 according to the embodiment of the present invention includes a metal cover 30 and an insulating substrate 40.

  The metal cover 30 is made of metal and has the size of a standard USB standard A type plug. The cover has a first wall surface 31 at the upper end and a second wall surface 32 at the lower end. The first wall surface 31 faces upward when the USB plug 70 is normally used, and the second wall surface 32 faces downward.

  The insulating substrate 40 is covered with a metal cover 30 except for the front surface and the rear surface, and has a first surface 41 and a second surface 42. The first surface 41 faces upward and has an interface 43 on the surface of the first surface 41. The first surface 41 and the first wall surface 31 of the metal cover 30 form a standard USB female plug (not shown), which is electrically connected to the first insertion groove 44 and has a general USB plug structure. Prepare.

  The main feature of this embodiment is that the insulating substrate 40 is thin. Although the thickness of the conventional USB plug is 1.5 to 2.0 mm, in this embodiment, the thickness of the insulating substrate 40 is 1.2 mm or less, and the MicroSD / between the second surface 42 and the second wall surface 32 is used. A second insertion groove 46 into which the T-Flash memory card 50 can be inserted is formed. The upper surface of the second surface 42 has a plurality of metal terminals 45 that are electrically connected to the memory card 50.

  The standard MicroSD / T-Flash memory card 50 has a convex edge 51 at its end, which is convenient for extraction. Another feature of this embodiment is that after the memory card 50 is inserted into the second insertion groove 46, the convex edge portion 51 of the memory card 50 is joined to the notch 33 of the metal cover 30. The shape of the notch 33 of the metal cover 30 conforms to the standard USB plug standard, and a standard USB plug can be inserted.

  The notch 33 of the metal cover 30 has a recess 34. The concave portion 34 forms a space where a finger can be inserted between the convex edge portion 51 of the memory card 50, and the memory card 50 can be taken out.

  The rear end of the insulating substrate 40 of the USB plug 70 is formed by integral molding or by combining parts. The insulating board 40 of the USB plug 70 is bonded to the printed board 60. The printed circuit board 60 is electrically connected to the interface 43 on the first surface 41 and the metal terminal 45 on the second surface 42, and functions as a USB plug. Furthermore, it has a function as a card reader, and can read an electric signal of an electric circuit provided on the printed circuit board 60.

  As shown in FIG. 10, a USB plug 70 according to an embodiment of the present invention can be connected to an electronic product 80. Further, the printed circuit board 60 has a flash memory 61. As shown in FIG. 11, a USB memory 80A having a card reader function can be configured, and a file on the memory card can be read / written and stored independently. It is possible to exchange and save files with electronic devices.

  The printed circuit board 60 further includes an input circuit 62. As shown in FIG. 12, the printed circuit board 60 can constitute a USB LAN adapter 80B having a card reader function, and can read and write a file on a memory card independently. It is possible to exchange and save files with electronic devices.

  As shown in FIG. 13, the printed circuit board 60 can be connected to a transmission cable 63 to form a USB cable 80C having a card reader function, and a file on a memory card can be read / written / saved independently. Besides, it can be used by connecting with various electronic products such as mobile phone, digital camera, MP3, MP4, laptop computer, GPS, PDA, electric toy, etc. through transmission cable, storage, storage, charging, reading It performs functions such as display and file transmission.

As shown in FIG. 10, in one embodiment according to the present invention, it is used by being connected to various electronic products 80, but there is no change in the standard and function inherent to the USB plug. That is, the length L of the exposed portion of the metal cover 30 is 12 mm, the thickness t ₁ is 4.52 mm, and the height S ₁ of the first insertion groove 44 is not changed, the only change is the thickness of the insulating substrate 40. is a t _3, wherein the second insertion groove 46 is formed in, standards MicroSD / T-Flash memory card 50 is inserted. However, the change in t ₃ does not affect the functions inherent to the USB plug. Further, since the metal terminal 45 is provided on the second surface 42 of the insulating substrate 40, it has a function of a card reader, and the notch 33 of the metal cover 30 is a convex edge of the memory card card. 51, the convex edge 51 of the memory card card is not exposed to the outside of the USB plug.

  30: Metal cover, 31: First wall surface, 32: Second wall surface, 33: Notch, 34: Recessed part, 40: Insulating substrate, 41: First surface, 42: Second surface, 43: Interface: 44: first insertion groove, 45: metal terminal, 46: second insertion groove, 50: memory card, 51: convex edge, 60: printed circuit board, 61: flash memory, 62: input circuit, 63: Transmission cable, 70: USB plug, 80: Electronic product, 80A: USB memory, 80B: USB LAN adapter, 80C: USB cable

Claims (7)

It is molded with metal and is the size of a standard USB standard A-type plug. It has a first wall at the upper end and a second wall at the lower end, and the end of the second wall is the convex edge of the memory card. The convex edge portion forms a notch, and when the memory card is inserted into the second insertion groove, the shape of the notch conforms to the standard USB plug standard, A metal cover that does not interfere with the normal function of a USB plug when connected to an electronic product,
Covered by the metal cover, except for the front and back surfaces, having a first surface and a second surface, the first surface facing up and an interface on the surface of the first surface. The first surface and the first wall surface of the metal cover form a standard USB female plug, which is electrically connected to the first insertion groove and has a general USB plug structure. The thickness is 1.2 mm or less, and the second insertion groove into which the MicroSD / T-Flash memory card can be inserted is formed between the second surface and the second wall surface, An insulating substrate having a plurality of metal terminals electrically connected to the memory card on the upper surface of the second surface;
A USB plug card reader characterized by comprising:   2. The USB plug card reader according to claim 1, wherein the cutout portion of the metal cover has a recess.   2. The USB plug card reader according to claim 1, wherein the memory card includes the MicroSD / T-Flash memory card.   A rear end of the insulating board of the USB plug is bonded to a printed board, and the printed board is electrically connected to the interface on the first surface and the metal terminal on the second surface. The card reader of the USB plug according to claim 1.   5. The USB plug card reader according to claim 4, wherein the printed circuit board has a flash memory and constitutes a USB memory having a card reader function.   5. The USB plug card reader according to claim 4, wherein the printed circuit board has an input circuit and constitutes a USB LAN adapter having a card reader function.   5. The USB plug card reader according to claim 4, wherein the printed circuit board is connected to a transmission cable to constitute a USB cable having a card reader function.

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