KR20070031624A - 360°-rotatable folder-type mobile communication terminal - Google Patents

Abstract

The present invention relates to a clamshell mobile communication terminal rotatable 360 °, and more particularly, to a clamshell mobile communication terminal that can not rotate more than 360 ° with respect to the connection bar.

A 360 degree rotatable mobile communication terminal of the present invention comprises: a main body having a key input unit and a transmission unit; A folder unit having a display screen and a receiver; A folder type mobile communication terminal having a connecting bar for rotatably connecting the folder part and the main body part, wherein the connecting bar is rotatably connected to the main body part and the folder part, respectively.

Description

360 ° rotatable folder type mobile terminal {360 ° -rotatable folder-type mobile communication terminal}

1 is a front view of a clamshell mobile communication terminal according to the present invention;

2a to 2c is a view showing a state in which the connection bar and the folder unit of the 360 ° rotatable clamshell mobile communication terminal according to the present invention;

3 is a view showing a main body hinge of a clamshell mobile communication terminal according to the present invention;

4 is a view showing a folder hinge portion of a clamshell mobile communication terminal according to the present invention;

5 is an enlarged view of a folder arm holder in FIG. 4; FIG.

6A-6B are views of the folder arm holder of FIG. 5 seen from the left and the right;

FIG. 7 is an enlarged view of a folder number holder part in FIG. 4; FIG.

FIG. 8 is an exploded perspective view of the folder male holder of FIG. 7; FIG.

9 is a side view of the folder number holder of FIG. 7;

10A to 10D are views showing the operation of the folder hinge portion of the clamshell mobile communication terminal according to the present invention; And,

11 is a perspective view of a conventional clamshell mobile communication terminal.

<Explanation of symbols for the main parts of the drawings>

10: main body 11: key input

12: transmitter 20: folder

21: display screen 22: receiver

30: connection bar 40: body female holder (female holder)

50 body male holder 60 folder female holder

61: empty space 62: fixing member

63: projection 64: over-rotation prevention jaw

70: folder number holder 71: stopper device

71a: stopper 71b: groove

72: male holder body 73: stopper guide

73a: through hole 74: male holder cover

74a: stopper stop

The present invention relates to a folder-type mobile communication terminal rotatable 360 °. More particularly, the present invention relates to a clamshell mobile communication terminal configured to be rotatable 360 ° with respect to the main body and unable to rotate 360 ° or more.

Due to the development of the mobile communication industry, portable mobile communication terminals (hereinafter referred to as 'mobile communication terminals') have become popular. With the development of the mobile communication terminal market, the function of the mobile communication terminal itself is also improving. In particular, in recent years, not only the functional aspect of the mobile communication terminal, but also the trend is gradually miniaturized in size.

In order to reduce the size of the mobile communication terminal and to more efficiently view the data display and moving images according to the increase of data exchange, the display of the mobile communication terminal needs to be enlarged. Recently, as mobile communication terminals have improved and diversified, such as DMB (Digital Multimedia Broadcasting), VOD (Video On Demand), and Gaming mobile terminals, the importance of the function and size of the display screen has become more important. It is improving.

On the other hand, in the appearance of the mobile communication terminal, the initial shape of the structure in which the license plate is completely exposed to the outside with a large weight is being replaced by a so-called folder type having a folder portion corresponding to a separate lid. In other words, the folding mobile communication terminal has a feature of covering the entire license plate with a folder and protecting the appearance even more simply when not carrying a telephone call.

Referring to FIG. 11, a conventional clamshell mobile communication terminal is composed of a folder unit 1, a body unit 2, and a hinge device 3 connecting the folder unit 1 and the body unit 2. The folder part 1 can be opened in the direction of the arrow in FIG. 11 with the hinge device 3 as a hinge to the main body part 2. Generally, the main body portion 2 includes a key input portion 2a composed of a number key, a power key, a function key, and the like, and a transmitting portion 2b positioned at the bottom thereof. In the folder 1, an earpiece including a receiver 1a is positioned at the top thereof, and a display screen 1b serving as data display means is located below the earpiece.

However, the conventional clamshell mobile communication terminal uses a conventional clamshell mobile communication terminal as shown in FIG. 11 because the folder part 1 is configured to rotate only at an angle of 180 ° or less with respect to the main body part 2. When watching a VT or DMB, the user should be able to see the display screen of the terminal while making a voice call with the speakerphone while placing the mobile communication terminal on a table. Therefore, a separate desk top holder (DTH) must be used for this purpose. There was a problem.

The present invention is to solve the conventional problems as described above, it is an object to be configured to be rotated 360 ° with respect to the main body portion to facilitate the user to watch the VT or DMB. In addition, an object of the present invention is to provide a folder-type mobile communication terminal in which the folder unit cannot rotate more than 360 ° with respect to the main body unit.

In order to achieve the above object, the present invention includes a main body having a key input unit and a transmission unit; A folder unit having a display screen and a receiver; A folder type mobile communication terminal having a connecting bar for rotatably connecting the folder part and the main body part, wherein the connecting bar is rotatably connected to the main body part and the folder part, respectively.

Furthermore, a body hinge holder formed at the body portion and a body male holder formed at the connection bar are provided at a portion at which the connecting bar and the main body portion are connected, and the main body holder is inserted into the main body arm holder to rotate. It is preferable that an addition is formed.

The body male holder has a cylindrical shape with several protrusions along the circumferential surface, and the body arm holder has several grooves formed in a shape corresponding to the protrusion, so that the protrusion can rotate while engaging the groove. It features.

Furthermore, a folder arm holder formed at the folder part and a folder number holder formed at the connection bar are provided at a portion where the connection bar and the folder part are connected, and the folder hinge part is rotatably inserted into the folder arm holder. It is characterized by being formed.

Preferably, the folder hinge portion is provided on the central side of the folder portion, and the folder portion is rotatable 360 ° with respect to the main body portion.

Furthermore, the folder arm holder formed in the folder portion has an over-rotation prevention jaw, and the folder holder formed on the connection bar has a stopper on one side, and when the stopper rotates more than 360 °, the rotation is no longer rotated. It is characterized in that it is fixed to be impossible.

The folder arm holder includes: a spherical empty space formed in the folder portion; Two fixing members formed on one surface of the empty space at predetermined intervals and having protrusions on surfaces facing each other; It is preferable to have an over-rotation preventing jaw formed to protrude a predetermined height toward the center of the empty space on the surface facing the fixing member in the empty space.

The folder male holder further includes: a spherical male holder body corresponding to the empty space; A stopper device having a stopper having a substantially cuboidal shape on one side, and having a hollow spherical stopper body which partially covers the surface of the male holder body and has both sides cut off; Approximately semi-circular in shape, one of which includes two stopper guides having through holes; It is preferable to include the male holder cover which has a curved shape in cross section, and has the locking projection of plate shape protruding a predetermined length in the both ends.

Hereinafter, an embodiment of a 360 ° rotatable clamshell mobile communication terminal according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a front view of a clamshell mobile communication terminal according to the present invention. Referring to FIG. 1, a clamshell mobile communication terminal according to the present invention includes a main body 10, a folder 20, and a connection bar 30. The main body unit 10 is provided with a key input unit 11 and a transmitting unit 12, and the folder unit 20 is provided with a display screen 21 and a receiving unit 22. In addition, the connection bar 30 is configured to rotatably connect the main body unit 10 and the folder unit 20, and includes two left and right sides to be connected to both sides of the main body unit 10 and the folder unit 20. .

The connecting portion 30 is connected to the main body 10, the main body hinge portion consisting of the main arm holder 40 and the male holder 50 is formed, the connecting bar is connected to the folder 20, the folder A folder hinge portion consisting of the female holder 60 and the folder number holder 70 is formed. By the configuration of the main body hinge portion and the folder hinge portion, the connection bar 30 is rotatably connected to the main body portion 10 and the folder portion 20, respectively.

2A to 2C are views illustrating a shape in which the connection bar 30 and the folder 20 of the 360 ° rotatable mobile communication terminal according to the present invention rotate with respect to the main body 10. 2A illustrates a state in which the folder 20 is opened with respect to the main body 10 by rotating only the main body hinge in a fixed state of the folder hinge, which is the same as a conventional clamshell mobile communication terminal.

However, referring to FIG. 2B, while the folder portion 20 is opened with respect to the body portion 10, the folder portion 20 may rotate with respect to the connecting bar 30 by rotating the folder hinge portion. Therefore, for example, it is possible to install a mobile communication terminal in a stable and balanced shape as shown in Figure 2c, when the user watches a video such as VT or DMB with the mobile communication terminal without a separate device, such as a mobile communication terminal You can watch with it on.

3 is a view showing a main body hinge of the clamshell mobile communication terminal according to the present invention. Referring to FIG. 3, the main body hinge part includes a main body female holder 40 formed in the main body 10 and a main male holder 50 formed in the connection bar 30. The body male holder 50 has a cylindrical shape extending inwardly of the body portion 10 from one side of the connecting bar 30, and several protrusions 51 are formed along the circumferential surface of the body male holder 50. . The main body arm holder 40 is formed in a shape corresponding to the main body male holder 50 on both side surfaces of the main body portion 10, and the grooves 41 corresponding to the protrusions 51 of the main male holder 50 are formed. Equipped.

Referring to FIG. 3, the main hinge portion has a structure in which several protrusions 51 formed in the main male holder 50 can be inserted into the holes 41 formed in the main female arm folder 40. Number of protrusions) may rotate while engaging the hole 51. By adjusting the number of the projections 51, the angle at which the connecting bar 30 is engaged with the main body portion 10 can be adjusted.

4 is a view showing a folder hinge of the folder-type mobile communication terminal according to the present invention. Referring to FIG. 4, the folder hinge portion includes a folder arm holder 60 formed in the folder portion 20 and a folder number holder 70 formed in the connection bar 30. Similar to the main body hinge portion, the folder male holder 70 has a cylindrical shape extending inwardly of the main body portion 10 from one side of the connecting bar 30, and the end portion has a spherical shape. The folder arm holder 60 is also formed on both sides of the folder portion 20 in a shape corresponding to the folder number holder 70.

5 is an enlarged view of a folder arm holder in FIG. 4, and FIGS. 6A to 6B are views of the folder arm holder of FIG. 5 seen from the left and the right. 5 to 6, the folder arm holder 60 includes an empty space 61, a fixing member 62, a protrusion 63, and an over-rotation jaw 64. The empty space 61 is a spherical empty space that can accommodate the folder male holder 70. Two fixing members 62 protrude in the center direction of the empty space 61 at predetermined intervals on the upper surface of the empty space 61. The fixing member 62 has a substantially cube shape, and projections 63 protruding in a semicircular shape are provided on surfaces facing each other in the two fixing members 62. The lower surface facing the fixing member 62 in the empty space 61 is also provided with an over-rotation bump 64 protruding a predetermined height toward the center of the empty space 61. 6A to 6B, the fixing member 62 and the over-rotation preventing jaw 64 are formed at positions away from the predetermined intervals facing each other.

FIG. 7 is an enlarged view of the folder number holder 70 in FIG. 4, and FIG. 8 is an exploded perspective view of the folder number holder of FIG. 7. Referring to FIGS. 7 and 8, the folder number holder 70 includes a stopper device 71, a male holder body 72, a stopper guide 73, and a male holder cover 74. As schematically shown in FIG. 4, the male holder body 72 has a cylindrical male holder shaft 72a extending inwardly of the body portion 10 at one side of the connecting bar 30, and has a spherical shape. Iii) It is shaped. The stopper device 71 includes a hollow spherical stopper body 71c which partially covers the surface of the male holder body 72 and has both sides cut, and can be rotatably coupled to the male holder body 72. to be. In addition, an approximately cube-shaped stopper 71a is provided on one side of the stopper device 71, and grooves 71b having a predetermined depth are provided on the left and right sides of the stopper 71a. In addition, two stopper guides 73 are provided in a substantially semicircular shape, and one of the stopper guides 73 has a through hole 73a having a size through which the male holder shaft 72a can pass. The male holder cover 74 has a curved cross section, and is provided with a stopper locking jaw 74a having a plate shape protruding a predetermined length at both ends.

Looking at the assembly process of the folder male holder 70, the stopper device 71 is rotatably coupled to the central portion of the male holder body (72). In other words, the male holder main body 72 is inserted into the stopper device 71. Thereafter, the two stopper guides 73 are fixed to both sides of the male holder main body 72 so that the male holder shaft 72a penetrates the through hole 73a of the stopper guide 73. Finally, the male holder cover 74 is attached to be fixed to the two stopper guides 73. As a result, the male holder main body 72, the stopper guide 73, and the male holder cover 74 are fixed to each other, and only the stopper device 71 can be rotated separately without fixing them. The two stopper guides 73 are fixed to the male holder body 72 at a predetermined interval therebetween so that the stopper device 71 can move only in a predetermined path between the two stopper guides 73.

FIG. 9 is a side view of the folder number holder of FIG. 7. FIG. The male holder main body 72 and the stopper body 71c are not visible by the stopper guide 73, and only the stopper guide 73, the stopper 71a and the male holder cover 74 are visible. In FIG. 9, the stopper guide 73 and the male holder cover 74 are fixed to each other to rotate together, and the stopper 71a is rotatable separately from this.

10A to 10D are diagrams illustrating the operation of the folder hinge portion of the clamshell mobile communication terminal according to the present invention. 10A to 10D, the operation of the 360 ° rotatable mobile communication terminal according to the present invention will be described.

The present invention has the advantage that the folder portion 20 can rotate up to 360 ° with respect to the connecting bar 30 as shown in FIG. 2B, but it is necessary to prevent the folder portion 20 from rotating more than 360 °. As shown in FIG. 4, since the folder portion 20 and the main body portion 10 are electrically connected by an electric wire 15 passing through the connection bar 30, the folder portion 20 exceeds 360 °. If it can continue to rotate, there is a problem that the wire 15 may be broken or broken while twisting.

Therefore, in the present invention, the structure of the folder female folder 60 and the folder number holder 70 of the folder hinge portion cannot be rotated by 360 ° or more. 10A to 10D show a folder male holder 60 being installed and rotating in the folder arm holder 60 while the folder arm holder 60 is fixed. 10A to 10D, the left view shows a folder hinge portion located on the left side in FIG. 1 or 4, and the right view shows a folder hinge portion located on the right side in FIGS. 1 or 4.

As described above, the male holder body 72, the stopper guide 73 and the male holder cover 74 are fixed to each other in the folder male holder 70 to the stopper device 71 having the stopper 71a. 10A to 10D, the stopper guide 73 and the male holder cover 74 rotate together while the stopper 71a rotates while the folder arm holder 60 is fixed.

10A is a state in which the folder part 20 and the connection bar 30 are located in parallel as shown in FIG. 2A. 10B is a state in which the folder part 20 is rotated 180 ° with respect to the connecting bar 30 in the same direction as that of FIG. 2B, that is, the stopper guide 73 and the male holder cover 74 are rotated 180 ° clockwise in FIG. 10A. It shows the more rotated state. 10C illustrates a state in which the folder part 20 is further rotated 180 ° in FIG. 10B, that is, the stopper guide 73 and the male holder cover 74 are further rotated 180 ° clockwise in FIG. 10B. FIG. 10D illustrates a state in which the folder part 20 is rotated 180 ° in the opposite direction in FIG. 10C, that is, the stopper guide 73 and the male holder cover 74 are rotated 180 ° in the counterclockwise direction in FIG. 10C. . When the stopper guide 73 and the male holder cover 74 are further rotated 180 ° counterclockwise in the state of 10d, the state of FIG. 10A is obtained.

Looking specifically, while the 10b in the state of Figure 10a, the stopper engaging jaw 74a of the male holder cover 74 is in contact with the stopper 71a. Accordingly, the male holder cover 74 and the stopper 71a rotate together in the process from FIG. 10B to FIG. 10C, and in the state of FIG. 10C, the stopper 71a comes into contact with the over-rotation preventing jaw 64. The guide 73, the male holder cover 74, and the stopper 71a are no longer able to rotate. Therefore, the folder 20 is a structure that can not rotate more than 360 ° with respect to the connecting bar (30).

When the folder portion 20 is rotated in the opposite direction with respect to the connecting bar 30, the stopper guide 73 and the male holder cover 74 are rotated counterclockwise to the state of FIG. 10d, and then further rotated. The flow returns to the state of FIG. 10A.

As described above, since the folder portion of the present invention can rotate 360 ° with respect to the main body portion, it is convenient for the user to watch VT or DMB, and the folder portion and the main body portion. The folder portion may not rotate more than 360 ° with respect to the body portion so that the connecting wire is not broken.

The present invention is not limited to the described embodiments, and various modifications and changes can be made to those skilled in the art without departing from the spirit and scope of the present invention. Such modifications or modifications may be made to the present invention. It belongs to the claims of the.

Claims (8)

A main body having a key input unit and a transmission unit; A folder unit having a display screen and a receiver; A clamshell mobile communication terminal having a connecting bar for rotatably connecting the folder part and the main body part. The connecting bar is a folder type mobile communication terminal, characterized in that rotatably connected with the main body and the folder. The method of claim 1, The main body arm holder formed at the main body portion and the main body male holder formed at the connection bar are formed at a portion where the connection bar and the main body portion are connected to each other, and the main body hinge portion is rotatably inserted into the main body arm holder. Foldable mobile communication terminal, characterized in that the. The method of claim 2, The body male holder has a cylindrical shape with several protrusions along the circumferential surface, The body arm holder is formed with a plurality of grooves in a shape corresponding to the protrusion, A folding mobile communication terminal, characterized in that the projection can rotate in engagement with the groove. The method of claim 1, The connection bar and the folder portion are connected to the folder arm holder formed in the folder portion and the folder number holder formed in the connecting bar, the folder number holder is inserted into the folder arm holder is formed a folder hinge portion that can rotate Foldable mobile communication terminal, characterized in that the. The method of claim 4, wherein The folder hinge portion is provided on the central side of the folder portion, the folder type mobile terminal, characterized in that the folder portion can be rotated 360 ° with respect to the main body portion. The method of claim 5, The folder arm holder formed in the folder portion is provided with an over-rotation prevention jaw, The folder number holder formed on the connection bar has a stopper on one side, and when the stopper rotates more than 360 °, the folding type holder is fixed to be prevented from rotating further. The method of claim 6, The folder arm holder is: A spherical empty space formed in the folder portion; Two fixing members formed on one surface of the empty space at predetermined intervals and having protrusions on surfaces facing each other; A clamshell mobile communication terminal, characterized in that it comprises an over-rotation bump formed to protrude a predetermined height toward the center of the empty space on the surface facing the fixing member in the empty space. The method of claim 7, wherein The folder number holder is: A spherical male holder body corresponding to the empty space; A stopper device having a stopper having a substantially cuboidal shape on one side, and having a hollow spherical stopper body which partially covers the surface of the male holder body and has both sides cut off; Approximately semi-circular in shape, one of which includes two stopper guides having through holes; A clamshell mobile communication terminal comprising a male holder cover having a curved cross section and having a plate-shaped locking projection protruding a predetermined length at both ends.

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