JP3105841U - Four-in-one type memory card connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a four-in-one type memory card connector capable of forming a connection between four types of memory cards and an electric circuit of an electric device.
SOLUTION: The card adapter of the present invention is provided with a single slot for inserting a memory card into a main body, and a plurality of sets of connection terminals for forming an electric circuit of various types of memory cards and electric devices in the slot. Are provided inside the slot, a first positioning portion capable of positioning an SD, MMC format memory card, and a second positioning portion capable of positioning an RSMMC, miniSD format memory card are provided. SD, MMC, RSMMC, miniSD Is a four-in-one type memory card connector capable of forming a connection between the four types of memory cards and the electric circuit of the electric device.
[Selection diagram] Fig. 1

Description

  The present invention relates to a type of memory card connector, and more particularly, to a four-in-one type memory card connector capable of forming connections between four types of memory cards, SD, MMC, RSMMC, and miniSD, and an electric circuit of an electric device.

  2. Description of the Related Art In recent years, storage media in the form of a flash memory card (or a so-called memory card) have been widely used for information home appliances, personal computers, and portable computers due to their excellent characteristics such as light weight, thinness, compactness, high storage capacity, earthquake resistance, and duplicate storage capability. It has been applied to digital products.

  Generally, electric devices (for example, digital cameras, PDAs, and digital audio players) using a memory card as a storage medium basically employ a specific type of memory card as a storage medium. There are CF, SM, MS, SD, MMC, RSMMC, and the like. There are also miniSD memory cards developed specifically for mobile phones on the market.

  For consumers, memory cards fail to achieve effective distribution between portable digital products and electrical devices such as computer systems and computer peripherals, creating restrictions on product selection. For this reason, some memory card manufacturers provide memory cards that are compatible with the memory card standard and have a slightly smaller size so that they can be used in portable digital electric devices having a smaller volume. For example, SD and MMC are memory cards having the same outer size, and the chip and circuit standard of the RSMMC memory card are the same as the MMC memory card, but the outer size is slightly smaller than the MMC, and the chip and circuit standard of the miniSD memory card are similarly Is the same as the SD memory card, but the outer size is slightly smaller than the SD memory card.

  The external shapes of the RSMMC and miniSD memory cards are slightly different from the above-mentioned two types of memory cards, MMC and SD, and the current existing technology uses a memory card connector for four types of memory cards, SD, MMC, RSMMC, and miniSD. However, if an adapter card is not used, RSMMC and miniSD memory cards cannot be recommended, and there are still restrictions on compatibility.

  An object of the present invention is to provide a kind of four-in-one type memory card connector, in which a main body is provided with a slot for inserting a memory card, a plurality of sets of connection terminals are provided in the slot, and each type of memory card is provided. A connection between the card and an electric circuit can be formed.

The invention according to claim 1 is a four-in-one type memory card connector in which a slot for inserting a memory card is provided in the main body, and a plurality of sets of connection terminals are provided in the slot. And a second positioning unit capable of positioning an RSMMC, miniSD format memory card. The four types of memory cards, SD, MMC, RSMMC, miniSD, and an electric circuit of an electric device are provided. A four-in-one type memory card connector characterized in that a connection can be formed.
According to a second aspect of the present invention, in the four-in-one type memory card connector according to the first aspect, a first positioning elastic piece for locking the SD and MMC memory card is provided inside the slot, and the first positioning elastic piece is curved. A four-in-one type memory card connector, wherein a curved portion is provided so that the curved portion can be engaged with a positioning recess on the side of the SD or MMC memory card.
According to a third aspect of the present invention, in the four-in-one type memory card connector according to the first aspect, a second positioning elastic piece for locking the RSMMC or miniSD memory card is provided inside the slot, and the second positioning elastic piece is curved. A four-in-one type memory card connector, characterized in that a curved portion is provided so that the curved portion can be engaged with a positioning recess on the side of the RSMMC or miniSD memory card.
According to a fourth aspect of the present invention, there is provided the four-in-one type memory card connector according to the first aspect, wherein a connecting piece is provided at a bottom of the main body, and the connecting piece is used for coupling the main body of the memory card connector to the electric device. It features a four-in-one type memory card connector.
According to a fifth aspect of the present invention, in the four-in-one type memory card connector according to the first aspect, a guide elastic piece that enters the slot is provided in the main body, and the guide elastic piece guides the RSMMC and the miniSD memory card, thereby ensuring reliability. A four-in-one type memory card connector characterized in that insertion and positioning are formed.
According to a sixth aspect of the present invention, in the four-in-one type memory card connector according to the first aspect, a first connection terminal set extending along a slot bottom is provided on the main body, and a second connection terminal extending along the top of the slot. A four-in-one type memory card connector characterized by having a terminal set.

  The present invention is a four-in-one type memory card connector for forming a connection between a memory card of SD, MMC, RSMMC and miniSD format and a circuit of an electric device, which can be directly built into a circuit of an electric device when implemented. The card adapter can be used as a card adapter for external use. Therefore, the applicability and convenience of connection between the electric device and the SD, MMC, RSMMC, miniSD memory card can be greatly increased, and the additional functions of the entire electric device can be increased.

  The card adapter of the present invention is provided with a single slot for inserting a memory card into the main body, and a plurality of sets of connection terminals for forming an electric circuit of various types of memory cards and electric devices are provided in the slot, Inside the slot, there are provided a first positioning portion capable of positioning an SD or MMC format memory card and a second positioning portion capable of positioning an RSMMC or miniSD format memory card. A first positioning elastic piece for locking the SD and MMC memory cards and a second positioning elastic piece for locking the RSMMC and miniSD are provided. The four types of memory cards of SD, MMC, RSMMC and miniSD and the electric device are provided. Is a four-in-one type memory card connector capable of forming a connection of the electric circuit.

  The basic structure of the four-in-one type memory card connector of the present invention is as shown in FIGS. The connector 10 has a cartridge-shaped main body 11, in which a slot 12 for inserting and positioning a memory card is provided, and in the slot 12, a connection between the memory card and an electric circuit is formed. A plurality of sets of connection terminals are provided. A connecting piece 15 is provided at the bottom of the main body 11, and the main body 11 is connected to an electric device (not shown) by a method of soldering or bonding by the connecting piece 15.

  The four-in-one memory card connector of the present invention forms a connection between the SD, MMC, RSMMC, miniSD memory card and the circuit of the electric device. Therefore, inside the slot 12 of the connector 10, a first positioning portion 121 for positioning the SD and MMC memory cards and a second positioning portion 122 for positioning the RSMMC and miniSD memory cards are provided. In this embodiment, the first connection terminal set 131 extends along the bottom of the slot 12 in the main body 11, the second connection terminal set 132 extends along the top of the slot 12, and the first connection terminal set 131 Connects the SD and MMC memory cards to the circuit of the connector 10, and the second connection terminal set 132 connects the RSMMC and miniSD memory cards to the circuit of the connector 10.

  In addition, a first positioning elastic piece 141 for locking the SD and MMC memory cards and a second positioning elastic piece 142 for locking the RSMMC and miniSD memory cards are provided inside the slot 12, and the first and second positioning pieces are provided. Each of the elastic pieces 141 and 142 has a curved portion 143, and each curved portion 143 engages with a positioning concave portion on a side of the SD, MMC memory card or RSMMC, miniSD memory card. Further, a guide elastic piece 16 which enters the slot 12 is separately provided in the main body 11, and the RSMMC and the miniSD memory card 22 are securely inserted and positioned with the assistance of the guide elastic piece 16.

  FIGS. 3 and 4 show a state in which the SD and MMC memory cards are inserted into the connector 10 using the SD memory card 21. The SD memory card 21 (or the MMC memory card having the same outer shape) is attached to the main body 11 from the front of the connector 10. At this time, the guide elastic piece 16 is slightly raised toward the upper part of the main body 11 without affecting the SD memory card insertion / removal operation, and the SD memory card 21 is inserted into the first inside of the slot 12. Due to the restriction and guiding action of the positioning portion 121, the contact of the electric circuit surely comes into contact with the first connection terminal set 131, and the curved portion 143 of the first positioning elastic piece 141 is moved to the positioning recess 23 on the side of the SD memory card 21. , And any movement of the SD memory card 21 is prevented, whereby the connection stability of the electric circuit is maintained.

  When the RSMMC or miniSD memory card is inserted into the connector and used, as shown in FIGS. 5 and 6, the miniSD memory card 22 (or RSMMC memory card) is inserted into the slot 12 of the main body 11 from the front, and the slot is inserted. Due to the restriction and guiding action of the second positioning portion 122 and the guide elastic piece 16 inside 12, the positioning is reliably performed, and the circuit contact thereof reliably contacts the second connection terminal set 132 (see FIG. 7). In addition, the curved portion 143 of the second connection terminal set 132 is fitted into the positioning recess 23 on the side of the miniSD memory card 22, preventing any movement of the miniSD memory card 22, thereby maintaining the stability of circuit connection. .

  In this way, a four-in-one type memory card connector that can configure the connection between the SD, MMC, RSMMC, and miniSD format memory card and the circuit of the electric device is configured. When implemented, it can be built directly into the circuitry of the electrical device, or it can be a card adapter used externally to the electrical device. Therefore, the applicability and convenience of connection between the electric device and the SD, MMC, RSMMC, miniSD memory card can be greatly increased, and the additional functions of the entire electric device can be increased.

  In particular, by installing the first and second positioning portions 121 and 122 inside the single slot 12, SD, MMC, RSMMC and miniSD format memory cards can be connected to the connector 10 using the same slot 12 space. In addition, the height of the entire connector 10 can be greatly reduced, which is in line with the development of microminiaturization of the built-in electric device, and eliminates the inconvenience of slot selection when inserting a memory card of a known multi-card adapter.

FIG. 2 is a perspective view of the four-in-one type memory card connector of the present invention. FIG. 2 is an exploded view of the four-in-one type memory card connector of the present invention. FIG. 3 is an external perspective view showing an inserted state of the SD memory card and the connector of the present invention. FIG. 3 is a cross-sectional view illustrating a positioning state of the SD memory card of the present invention. FIG. 3 is an external perspective view showing a state in which the miniSD memory card of the present invention is inserted into the connector. FIG. 4 is a cross-sectional view illustrating a positioning state of the miniSD memory card of the present invention. FIG. 4 is a cross-sectional view showing a contact state between the miniSD memory card of the present invention and a connection terminal.

Explanation of reference numerals

DESCRIPTION OF SYMBOLS 10 Connector 11 Main body 12 Slot 121 1st positioning part 122 2nd positioning part 131 1st connection terminal set 132 2nd connection terminal set 141 1st positioning elastic piece 142 2nd positioning elastic piece 143 Bending part 15 connecting piece 16 guide elastic piece 21 SD memory card 22 miniSD memory card 23 Positioning recess

Claims (6)

In a four-in-one type memory card connector in which a slot for inserting a memory card is provided in the main body and a plurality of sets of connection terminals are provided in the slot,
Inside the slot, there are provided a first positioning portion capable of positioning an SD or MMC format memory card and a second positioning portion capable of positioning an RSMMC or miniSD format memory card. Four types of SD, MMC, RSMMC and miniSD are provided. A four-in-one type memory card connector capable of forming a connection between a memory card and an electric circuit of an electric device.   2. The four-in-one type memory card connector according to claim 1, wherein a first positioning elastic piece for locking the SD, MMC memory card is provided inside the slot, and the first positioning elastic piece is provided with a curved portion. A four-in-one type memory card connector, characterized in that a part can be engaged with a positioning recess on a side of an SD or MMC memory card.   2. The four-in-one type memory card connector according to claim 1, wherein a second positioning elastic piece for locking the RSMMC, miniSD memory card is provided inside the slot, and the second positioning elastic piece is provided with a curved portion. A four-in-one type memory card connector, characterized in that a part can be engaged with a positioning recess on a side of an RSMMC or miniSD memory card.   2. The four-in-one type memory card connector according to claim 1, wherein a connecting piece is provided at a bottom portion of the main body, and the connecting piece is used for coupling the main body of the memory card connector to an electric device. Memory card connector.   2. The four-in-one type memory card connector according to claim 1, wherein the main body is provided with a guide elastic piece that enters the slot, and the guide elastic piece guides the RSMMC or miniSD memory card, thereby ensuring reliable insertion and positioning. A four-in-one memory card connector.   2. The four-in-one type memory card connector according to claim 1, wherein a first connection terminal set extending along the bottom of the slot is provided on the main body, and a second connection terminal set is extended along the top of the slot. A four-in-one type memory card connector.

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