KR20040062131A - Sliding type mobile phone opened and shutted by predetermined angle - Google Patents

Abstract

PURPOSE: A slide type mobile communication terminal that is open/shut at a predetermined angle is provided to enable a guide for inducing a sliding action to have a predetermined inclination, so that a front member having a speaker and a rear member having a microphone can slide down with inclinations, thereby making the microphone of the rear member further near to a mouth part of a user. CONSTITUTION: A rear member(100) has an antenna and a microphone(120). A front member(200) is located in front of the rear member(100), and has a speaker(210). Guide units(201,202) enable the front member(200) to move at a predetermined angle in front of the rear member(100). The first guide(201) consists of a groove formed on an inner side of the front member(200) to have an inclination toward a front part as going upward. The second guide(202) consists of a projection protruded in front of the rear member(100).

Description

Sliding mobile communication terminal opening and closing at a predetermined angle {Sliding type mobile phone opened and shutted by predetermined angle}

The present invention relates to a mobile communication terminal that is slidably opened and closed, and in particular, the guide for inducing sliding is formed to have a predetermined inclination, so that the front member with a speaker and the rear member with a microphone slide with an inclination, The microphone member of the rear member may be closer to the user's mouth, and the antenna part which generates a lot of electromagnetic waves is related to the sliding mobile phone which is opened and closed in an arc shape which may be far from the head of the user.

In general, a mobile communication terminal has a flip type or a folder type. The clamshell mobile communication terminal has a merit that the front member with the receiver and the back member with the microphone are folded to each other, so that it can be made to occupy less volume than the flip type terminal, but the hinge part is weak in structure, and the hinge part There was a problem such that the cable passing through is disconnected or the hinge is broken.

Recently, in order to solve the durability problem of the hinge of the clamshell mobile communication terminal, the front member and the rear member are overlapped, but the slide type mobile phone is used in which the front member and the rear member are opened by sliding.

An important factor in these terminals is that they are located near the user's head to be an antenna that generates durability and harmful electromagnetic waves, and is located close to the speaker, ear, microphone, and mouth to enhance the call quality. It can be said that it is preferable design conditions.

Hereinafter, a slide type mobile communication terminal according to the related art will be described in detail with reference to FIGS. 1A and 1B.

As shown in FIG. 1A, a conventional sliding mobile communication terminal includes a front member 10 including a speaker 21; A rear member 10 that can be superimposed with the front member 10 and move opposite to the front member when in use, and having an antenna 11, a keypad 12, a microphone 13, and the like; And a guide member (not shown) for allowing the upper and lower surfaces to move relatively.

Since the front terminal 10 moves in a straight line with respect to the rear member 20, the sliding terminal as described above can prevent the force from concentrating on the hinge portion like the hinge type terminal shown in FIG. Durability is good.

However, since the shortest distance L3 between the antenna 11 of the sliding terminal and the user's head is shorter than the shortest distance L1 between the antenna 11 'and the user's head in the hinge type terminal, the human body There was a problem that affects a lot of electromagnetic waves.

In addition, since the microphone 13 'of the hinge type terminal and the distance L4 of the user's mouth of the slide type terminal are longer than the shortest distance L2 of the user's mouth, the call quality is deteriorated. There were other issues that could be.

Therefore, the present invention has been made to solve the above problems, the front member and the rear member of the terminal can be moved to form a predetermined angle, the distance between the antenna and the human body, the microphone and the user's mouth It is an object of the present invention to provide a slide-type mobile communication terminal that is opened and closed at a predetermined angle at which the distance between them can be shortened.

Figure 1a is a side view showing a state of use of the slide-type mobile communication terminal according to the prior art.

Figure 1b is a side view showing a state of use of the conventional folding-type mobile communication terminal.

Figure 2a and Figure 2b is a side view showing an embodiment of a sliding mobile communication terminal opening and closing at a predetermined angle according to the present invention.

Figure 3 is a perspective view showing a main bundle of the guide portion of another embodiment of the slide-type mobile communication terminal opening and closing at a predetermined angle according to the present invention.

Figure 4 is an exploded perspective view showing the assembly process of the embodiment of the present invention is coupled to the guide bundle of Figure 3;

* Description of the main parts of the drawings

L1, L3: distance between the antenna and the head

L2, L4: distance between microphone and mouth

α : angle between front and rear members

10, 100: rear member 20, 200: rear member

11, 110: antenna 13, 120: microphone

201, 202: Guide 230: Cable

300: bundle of guide 310: slide member

In order to achieve the above object, the present invention provides a rear member having an antenna and a microphone; A front member positioned in front of the rear member and having a speaker; And a guide means for allowing the front member to move at a predetermined angle on the front surface of the rear member.

The guide means may include a first guide formed on a rear surface of the front member and having a groove formed inside the front member so as to have an inclination toward the front toward an upper side thereof; And a second guide formed on a front surface of the rear member so as to protrude toward the front of the rear member so as to correspond to the first guide. The guide means may further include a third guide formed at a rear surface of the front member, and having protrusions formed at a rear side of the front member so as to have an inclination toward the rear toward the lower side; And a fourth guide formed on a front surface of the rear member, a groove formed in the rear member to correspond to the third guide.

In this case, the guides are formed in an arc shape with a curvature to maximize the angle formed by the front and rear members during its opening.

The present invention also provides, as an embodiment, a first front case having a speaker; A second front case coupled to the rear side of the first front case to form a front member and having an opening of a predetermined area; A guide bundle interposed between the first front case and the second front case and fixed and protruding to the rear side of the front member through an opening of the second front case and having a slide member movable upward and downward; And it provides a slide-type mobile communication terminal opening and closing at a predetermined angle including a rear member fixed to the slide member of the guide bundle.

The guide bundle allows the rear member to be coupled to the front member, the guide protrusion forming a predetermined inclination toward the front toward the upper side and the coupling surface of the front member and the rear member; And a slide member moving along the guide protrusion.

The guide protrusion may be formed in an arc shape having a curvature to maximize the angle formed by the front and rear members when the guide protrusion is opened.

In addition, the guide bundle is provided with an elastic fixing piece is formed with a projection having a neck at both ends thereof; The slide member is provided with a groove having the same shape as the protrusion of the elastic body, and the front member and the rear member can be fixed in the opening and closing position.

2A to 4, a preferred embodiment of a sliding mobile communication terminal which is opened and closed at a predetermined angle according to the present invention will be described.

As shown in Fig. 2A, the present embodiment includes a rear member 100 having an antenna 11 and a microphone 120; Located in front of the rear member 100, the front member having a speaker 210; And guide means 201 and 202 for moving the front member 200 at a predetermined angle from the front surface of the rear member 100.

In FIG. 2A, the guide means includes: a first guide 201 formed at a rear surface of the front member 200, a groove formed inside the front member so as to have an inclination toward the front toward an upper side thereof; And a second guide 202 formed on a front surface of the rear member 100 and having protrusions protruding from the front surface of the rear member 100 to correspond to the first guide.

Similarly, although not shown, the guide means includes: a third guide formed at a rear side of the front member 200 and having protrusions formed at a rear side of the front member 200 so as to have an inclination toward the rear toward the lower side; And a fourth guide formed on a front surface of the rear member 100, a groove formed in the rear member 100 to correspond to the third guide.

2B is a side view illustrating a state in which the front member 200 is opened to the upper side of the rear member 100 when the terminal of FIG. 2A is used.

As shown in FIG. 2B, since the front member 200 and the rear member 100 have a predetermined angle α by the inclined guides 201 and 202, the position of the antenna 110 is determined by the user. The distance from the head may reduce the influence of electromagnetic waves, and the microphone 120 may be folded along the face line of the person, thereby reducing the distance between the microphone 120 and the user's mouth.

In addition, the guides 201 and 202 may be formed in an arc shape having a predetermined curvature. When the guides are formed in an arc shape, when the front member 200 moves to the upper rear member and is fully opened and closed, the angle α is maximized to maximize the antenna and the head of the user, and the microphone and the mouth of the user. The distance between them can be minimized.

3 and 4 illustrate another embodiment of a slide-type mobile communication terminal that is opened and closed at a predetermined angle according to the present invention.

3 and 4, this embodiment is an example in which the guide bundle 300 for forming the guide line in the case of the front member 200 is installed. The present embodiment includes a first front case 220 having a speaker 210; A second front case 240 coupled to the rear side of the first front case 220 to form a front member 200 and having an opening 241 of a predetermined area; It is interposed between the first front case 220 and the second front case 240 is fixed, and protrudes to the rear side of the front member through the opening 241 of the second front case 240, can be moved up and down A guide bundle 300 having a slide member 310 therein; And a rear member 100 fixed to the slide member 310 of the guide bundle 300.

3 is a perspective view of the guide bundle 300 viewed from the rear side.

The guide bundle 300 allows the rear member 100 to be coupled to the front member 200 and forms a predetermined inclination toward the front toward the upper side with the coupling surfaces of the front member and the rear members 100 and 200. Guide protrusion 330; And a slide member 310 moving along the guide protrusion 330.

The guide protrusion is also preferably formed in an arc shape with a curvature so that the inclination becomes larger toward the upper side.

The movement of the slide member 310 is the initial position that the front member 200 and the rear member 100 completely overlaps when the terminal is not in use, and in use, that is, the front member 200 is completely moved above the rear member 100. It needs to be fixed at a position in one state. Otherwise, the coupling structure is vulnerable due to subtle vibrations of the front and rear members, and the mobile phone may be damaged.

Accordingly, elastic fixing pieces 340 and 341 having necked protrusions are provided at positions corresponding to both ends of the guide bundle 300, that is, both ends of the guide protrusions, and the slide member 310 has the same protrusion as that of the elastic body. The grooves 312 and 313 having a shape are provided, and protrusions of the elastic fixing pieces 340 and 341 are fitted into and fixed to the grooves 312 and 313 of the slide member 310 at both ends of the guide bundle 310.

The fitting process of the necked protrusions of the grooves 312 and 313 and the elastic fixing pieces 340 and 341 is possible because the protrusions may be deformed to some extent by the elasticity of the elastic fixing pieces.

Hereinafter, the assembly process of this embodiment will be described with reference to FIG.

The guide bundle 300 may include a coupling piece 320 to fix the guide bundle between the first front case 220 and the second front case 240 to fix the guide bundle 300. 220), when the guide bundle 300, the second front case 240 is combined to form a front member. At this time, the guide bundle is protruded to the rear side of the front member 200 through the opening 241 formed in the second front case 240 is exposed to the outside.

The rear member 100 includes a first rear case 130 having a microphone 120 and a keypad; A second rear case 150 having an antenna 110 and coupled to the rear case to form a rear member 100; And a printed circuit board 140 interposed between the first and second rear cases 130 and 140 to operate the terminal.

When the rear member 100 formed as described above is fixed to the slide member 310 of the guide bundle 300 protruding toward the rear of the front member 240, the front member 200 and the rear member 100 slide relatively. You can move it like this.

Cable slide holes 311 and 131 are provided at the slide member 310 and the first rear member 130 to electrically connect the front member 200 and the rear member to transmit and receive information. It can be passed through and connected.

In FIG. 4, the cable 230 is fixed to a printed circuit board (not shown) of the front member 200, passes through the cable through holes 311 and 131, and the printed circuit board of the rear member 100. It is configured to be connected to the cable connector 141 formed in 140.

Hereinafter, the operation and effect of the slide-type mobile communication terminal opening and closing at a predetermined angle according to the present invention configured as described above.

When the terminal is not in use, the front member 200 and the rear member 100 may be superimposed, thus occupying less volume, and since the load is not concentrated like the hinge, the durability of the device can be increased.

In order to use the terminal, when the front member 200 is pushed to the upper rear member 100, the terminal is opened at a predetermined angle by the guide means. That is, in the second embodiment, the slide means 310 fixed to the rear member 100 moves inside the guide protrusion 330 to which the front member 200 is fixed so that the front member 200 and the rear member 100 are moved. It is to be spread up and down. In addition, when the guide surface of the guide means is formed in an arc shape with curvature, the angle between the front member and the rear member when fully opened can be maximized. Therefore, by the angle between the front and rear members, the antenna 110 of the rear member can be away from the head of the user, and the rear member with the microphone can be located along the line of the face of the user, so that between the microphone and the mouth The distance will be reduced.

The present invention described above is not limited to the above-described embodiment and the accompanying drawings, and it is common in the field of the present invention that various substitutions, modifications, and changes can be made without departing from the technical spirit of the present invention. It will be evident to those who have knowledge of.

As described above, according to the present invention, the front member and the rear member of the terminal can be moved to form a predetermined angle, there is an effect that the distance between the antenna and the human body can be far.

In addition, since the microphone installed in the rear member of the terminal by the angle can be located along the face line of the user has another effect that the distance between the microphone and the user's mouth can be shortened.

Claims (8)

A rear member having an antenna and a microphone; A front member positioned in front of the rear member and having a speaker; And Guide means for moving the front member at a predetermined angle from the front of the rear member Sliding mobile communication terminal opening and closing at a predetermined angle comprising a. The method of claim 1, The guide means A first guide formed on a rear surface of the front member and having a groove formed inside the front member so as to have an inclination toward the front toward an upper side thereof; And A second guide formed on a front surface of the rear member so as to protrude toward the front of the rear member so as to correspond to the first guide; Sliding mobile communication terminal opening and closing at a predetermined angle comprising a. The method of claim 1, The guide means A third guide formed on a rear surface of the front member, a protrusion formed on a rear side of the front member so as to have an inclination toward the rear toward the lower side; And A fourth guide formed on the front surface of the rear member and having a groove formed inside the rear member to correspond to the third guide Sliding mobile communication terminal opening and closing at a predetermined angle comprising a. The method according to any one of claims 2 to 3, The guides are formed in an arc shape having a predetermined curvature Sliding mobile communication terminal opening and closing at a predetermined angle. A first front case having a speaker; A second front case coupled to the rear side of the first front case to form a front member and having an opening of a predetermined area; A guide bundle interposed between the first front case and the second front case and fixed and protruding to the rear side of the front member through an opening of the second front case and having a slide member movable upward and downward; And a rear member fixed to the slide member of the guide bundle. Sliding mobile communication terminal opening and closing at a predetermined angle comprising a. The method of claim 5, wherein The guide bundle is A guide protrusion for allowing the rear member to be coupled to the front member and forming a predetermined inclination toward the front toward the upper side with the coupling surface of the front member and the rear member; And Slide member moving along the guide protrusion Sliding mobile communication terminal opening and closing at a predetermined angle comprising a. The method of claim 6, The guide protrusion is formed in an arc shape with a curvature Sliding mobile communication terminal opening and closing at a predetermined angle. The method according to any one of claims 6 to 7, The guide bundle has an elastic fixing piece which is formed with a projection having a neck at both ends thereof; The slide member is provided with a groove having the same shape as the protrusion of the elastic body. Sliding mobile communication terminal opening and closing at a predetermined angle.