KR100712206B1 - cellular phone of having folder sliding opening and shutting - Google Patents

Abstract

The present invention is a gear that is installed to interlock with the hinge portion to open and close the folder when the opening and closing of the folder is formed by the display unit with respect to the main body is equipped with a keypad for inputting a phone number or to operate various functions of the mobile phone When the folder is opened and closed with respect to the main body by driving, the folder can be opened and closed by sliding smoothly from the beginning to the end.

A mobile communication device includes a main body equipped with a keypad for inputting a telephone number, a main body in which a talker is formed, and a folder in which a display unit and a handset are formed so as to be opened and closed to the main body by a hinge unit and output information such as letters. In the terminal,

A lift cam accommodated in a coupling groove formed in the main body and having a locking jaw formed at an upper end thereof, a lift cam rotatably received in the housing and a cam protrusion formed at an outer surface thereof, and a coupling piece protruding upward from the locking jaw; A limit cam which is formed to be held in close contact with the upper and lower sides so as to be movable in a vertical direction, and a cam groove is detachably seated therein; The first gear is coupled to the coupling piece of the rotating gear, and the second gear meshing with the first gear is formed on the inner side and is slidably moved forward and backward with respect to the main body by the rotational force of the first and second gears. And a cover to be mounted.

Mobile communication terminal, sliding opening and closing, sliding groove, guider, mesh

Description

Sliding opening and closing mobile communication terminal {cellular phone of having folder sliding opening and shutting}

1 is a schematic diagram of a mobile communication terminal according to the prior art,

Figure 2 is an exploded perspective view of a mobile communication terminal sliding opening and closing according to the present invention,

3 is a cross-sectional view of the hinge portion for opening and closing the slide portion of the mobile communication terminal according to the present invention,

4 is a view of a slide portion of the mobile communication terminal according to the present invention closed;

5 is a view of the slide unit is open state of the mobile communication terminal according to the present invention,

6 is a first use state diagram showing a main body closed by a cover of a mobile communication terminal according to the present invention;

7 is a second use state showing that the cover of the mobile communication terminal according to the present invention is opened about halfway with respect to the main body;

8 is a third use state diagram showing that the cover of the mobile communication terminal according to the present invention is completely opened with respect to the main body;

9 is a view sequentially showing that the cover of the mobile communication terminal according to another embodiment of the present invention is opened to the main body.

* Explanation of symbols used in the main part of the drawing

100; main body

101; Combined groove

110; housing

111; Jam

120; Lift cam

121; Cam projection

130; Limit cam

131; Home

140; Elastic member

150; First gear

151; 2nd gear

160; cover

161; Guider

162; Sliding groove

163; First cover

164; Display part

165; 2nd cover

166; Groove

168; 3rd cover

According to the present invention, a sliding part of which a liquid crystal display for outputting information such as numbers and letters is formed on a main body equipped with a keypad for inputting a telephone number or operating various functions of a mobile phone is opened and closed by sliding movement. It relates to a mobile communication terminal which is opened and closed by one sliding.

More specifically, when the slide part is opened and closed with respect to the main body by the gear mesh which is interlocked with the hinge part which is interlocked with the hinge part which slides and slides a slide part with respect to a main body, it may slide smoothly from an initial stage to a terminal end. The present invention relates to a mobile communication terminal.

As shown in FIG. 1, a folding mobile communication terminal according to the prior art has a microphone for delivering a voice message to a plurality of function buttons 1 and a counterpart so as to input a phone number or operate various functions of a mobile phone. The main body 10, which is formed with (2), is pivotally connected by the hinge unit 3 so as to be opened and closed with respect to the main body 10, and a text message or information such as letters and numbers can be output. And a folder 20 in which a display unit 4 of the liquid crystal and a speaker 5 for receiving voice messages from the other party are formed.

In the figure, reference numeral 6 denotes a rechargeable battery detachably mounted on the back of the main body 10, and 7 is a rod-type antenna that is elastically installed on the top of the main body 10 and only the top thereof is exposed.

Therefore, when opening and closing the above-described folder 20 with respect to the main body 10 in order to exchange voice or text messages with the other party, the above-mentioned folder 20 is artificially lifted from the main body 10 slightly. When the user's hand is lifted from the folder 20 after lifting, the folder 20 is continuously rotated and opened by the above-described hinge unit 3 driving, and the folder 20 is artificially moved toward the main body 10 after the call. When the user's hand is removed from the folder 20 after pressing, the folder 20 is continuously rotated and closed.

That is, the moment the user's hand is removed from the folder 20 in order to open and close the above-described folder 20 with respect to the main body 10, the folder 20 moves out of the set rotation angle of the hinge portion 3 when the main body is released. It rotates at a high speed with respect to (10) and opens or closes at a high speed with respect to the main body part 10.

At this time, due to the vibration and shock caused by the above-mentioned folder 20 generates a repulsive force in the engaging portion of the body portion 10, in particular the hinge portion 3 at the end of the rotation is completely open to the body portion 10 It shortens the service life of the part and generates a hard sound ("contact" sound) when the folder 20 closes at the main body 10 at a high speed so that a place where many people gather or is crowded When using a mobile phone, the reliability is lowered, and the use sensitivity is low, in particular, most users of the mobile phone have a problem in that the competitiveness of the product is lost due to a favorable feeling from a consumer who is a young class.

An object of the present invention, when sliding the opening and closing the slide unit with respect to the main body of the slide-type mobile phone, Since the slide is opened and closed smoothly from the beginning to the end when the slide is opened and closed with respect to the main body, the opening and closing operation of the slide is smooth and stable, thereby providing a sliding and opening mobile communication terminal that can ensure reliability from the user.

Another object of the present invention is that the durability of the parts is increased because the shock and vibration does not occur when opening and closing the slide unit to the main body can be used semi-permanently, and excellent use feeling improves the good feeling from the young people who are the main user of the mobile phone Therefore, to provide a sliding and opening mobile communication terminal to increase the competitiveness of the product.

The object of the present invention described above, a keypad is mounted so that a telephone number can be input and the like, and a display unit and a sign language unit which are connected to the main body by a hinge part so as to be openable and open, and output information such as numbers. A mobile communication terminal having a slide formed therein, the housing is accommodated in the coupling groove formed in the main body and the locking step is formed on the top; A lift cam rotatably received in the housing, a cam protrusion formed on an outer surface thereof, and a coupling piece protruding from an upper portion of the locking jaw; A limit cam, which is held in close contact with the lift cam so as to be movable in the vertical direction, and has a locking groove in which the cam protrusion is detachably seated; An elastic member elastically biased to an initial state that the limit cam is in close contact with the lift cam; A first gear coupled to the coupling piece of the lift cam and rotating; And a cover mounted to the main body such that a second gear meshing with the first gear is formed on the inner side and is mounted on the main body so as to be opened and closed by sliding the front and rear directions with respect to the main body by the rotational force of the first and second gears. It is achieved by providing a sliding and opening mobile communication terminal, characterized in that.

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According to a preferred embodiment, the above-mentioned cover is formed with a sliding groove formed in the front and rear directions on the left and right sides so that the above-described second gear is guided by a guider which is formed on the inner side and fixed to the main body and slides forward and backward. The first cover having a cut-out shape, a second cover for accommodating the first cover therein, and a display portion formed therein, and a groove through which the coupling piece of the lift cam passes through the first cover to be coupled to the first gear, are formed in the longitudinal direction at the center thereof. And a third cover supported by the formed cutout.

Further, the first gear and the second gear described above are formed as pinions and rack gears.

In addition, the above-mentioned first gear is formed of a fan-shaped pinion and the second gear is formed of a rack gear.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings, which are intended to explain in detail enough to be able to easily carry out the invention by one of ordinary skill in the art. For this reason, the present invention is not meant to limit the technical spirit and scope.

As shown in Figure 2 to 8, the present invention is equipped with a keypad for inputting a telephone number and the like, the main body is formed with a talker, the hinge is connected to the main body to be opened and closed, information such as numbers, letters It is applied to a mobile communication terminal having a display unit and a receiving unit for outputting a slide unit and having a slide unit which is opened and closed by sliding movement, and since they are used in the technical field to which the present invention pertains, a detailed description of their configuration and operation will be given below. Omit.

The mobile communication terminal sliding sliding opening and closing according to the present invention is accommodated in the coupling groove 101 formed in the above-described main body 100 and the housing 110 and the locking jaw 111 is formed on the top and the housing 110 The lift cam 120 is rotatably received and the cam protrusion 121 is formed on the outer side and the engaging piece 122 is formed to protrude upwardly from the locking jaw 111 and the lift cam 120 in the up and down direction. The limit cam 130 is formed so as to be movable in close contact and the engaging groove 131 is detachably seated cam cam 121;

The pinion rotated by being coupled to the elastic member 140 and the coupling piece 122 of the lift cam 120 in the initial state that the limit cam 130 is in close contact with the lift cam 120 in close contact with the lift cam 120. pinion) -type first gear 150 and a second gear 151 of the rack gear meshed with the first gear 150 are formed on the inner side and are rotated by the rotational force of the first and second gears 150 and 151. It includes a cover 160 mounted on the main body 100 so as to slide and move in the front and rear direction with respect to the main body 100, and presses the cover 160 to slide in the front and rear direction to open and close the main body 100 The first and second gears 150 and 151 are smoothly slid from the initial stage to the final stage when the lid 160 is opened and closed by engagement of the gears 150 and 151.

In this case, the aforementioned lid 160 is guided by the guider 161 in which the above-described second gear 151 is formed on the inner side and fixed to the main body 100 so that the sliding groove 162 slides forward and backward. The first cover 163 formed in the front-rear direction on the left and right sides, the center of which is cut out, the second cover 165 which accommodates the first cover 163 inside, and the display unit 164 is formed, and the first The groove 166 through which the coupling piece 122 of the lift cam 120 passes is formed in the longitudinal direction at the center thereof and is supported by the cutout 167 formed in the first cover 163 so that the gear 150 is coupled thereto. Three covers 168 are included.

Reference numeral 170 in the drawing is a support piece coupled to the lower end of the housing 110 to support the elastic member 140.

Hereinafter, with reference to the accompanying drawings an operation example of the mobile communication terminal sliding opening and closing according to the present invention will be described in more detail.

As shown in FIGS. 3, 4, and 6, the main body 100 is completely closed by the cover 160 described above. At this time, the cam projection 121 formed on the outer surface of the lift cam 120 in the housing 110 accommodated in the coupling groove 101 formed in the main body 100 is limited by the elastic force of the elastic member 140. Maintain the initial state seated in the engaging groove 131 formed in 130 (shown in Figure 3).

As shown in FIG. 7, when the user wants to open the cover 160 with respect to the main body 100 for one-touch operation of the keypad formed on the main body 100 by the user, the second cover 165 described above. 7, the pinion-type first gear 150 fixed to the coupling piece 122 formed on the lift cam 120 coupled to the housing 110 when the pressure is pushed in the left direction, The second cover 165 is supported by the guider 161 fixed to the main body 100 by the rotational force of the second gear 151 formed on the first cover 163 and is slidably moved to the left.

At this time, as the rotational force of the above-described first and second gears 150 and 151 is transmitted to the lift cam 120 installed in the housing 110 and rotates, the cam protrusion 121 formed on the lift cam 120 is rotated. The limit cam 130 elastically supported by the elastic member 140 is separated from the locking groove 131 formed in the limit cam 130 so that the lower limit of the housing 110 is in close contact with the bottom of the lift cam 120. Is moved slightly.

As shown in FIG. 8, when the second cover 165 is pushed a little further to the left by the user, the cam protrusion 121 of the lift cam 120 described above is caught by the limit cam 130. It completely passes from the groove 131 and passes through the vertex of the limit cam 130. When the cam protrusion 121 is out of the vertex of the limit cam 130, the lift cam 120 that is closely supported by the elastic force of the elastic member 140 is continuously rotated by the cam inclined surface structure of the limit cam 130 The cover 160 is slidably moved to the left in the drawing to be completely opened with respect to the main body 100.

On the other hand, in the case of closing the cover 160 to the main body 100 by sliding the above-described cover is made the same in the reverse order to the operation of opening the cover 160 will not be described herein.

As described above, when pressing the cover 160 in the front and rear direction to open and close the main body 100, the cover 160 is the main body 100 by the rotational force of the first and second gears 150 and 151 described above. When the opening and closing with the sliding movement for the sliding movement smoothly without swinging, the lid 160 does not generate a repulsive force in the main body 100 when the lid 160 is fully opened with respect to the main body 100, the lid 160 is the main body 100 ) Is not completely generated when the sound is closed due to the close contact of the main body 100 and the cover 160. That is, the cover 160 may be opened and closed stably and smoothly by not being suddenly opened or closed by gear engagement of the first and second gears 150 and 151 from the initial stage to the end stage of opening and closing with respect to the main body 100.

On the other hand, as shown in Figure 9, the mobile communication terminal sliding and opening according to another embodiment of the present invention, the first gear 150 is formed as a fan-shaped pinion and the second gear 151 described above Is formed as a rack gear, except for the first and second gears (150,151) is substantially the same as one embodiment of the present invention, so the detailed description of their configuration and operation will be omitted.

Referring to the opening process of the above-described mobile communication terminal according to the drawings, when the cover 160 to the main body 100 to open, the second cover 165 described above by the user in FIG. 9 In the drawing, when pressed in the left direction, the fan-shaped first gear 150 coupled to the housing 110 described above is rotated counterclockwise in the drawing, so that the first cover 150 is engaged with the first gear 150 ( The second cover 165 is supported by the guider 161 fixed to the main body 100 by the rotational force of the second gear 151 formed in the 163 and is slidably moved in the left direction.

At this time, when the second cover 165 described above is pushed a little further to the left in the drawing, the first gear 150 is continuously rotated counterclockwise in the drawing to the second gear. The cover 160 is opened to the main body 100 by slidingly moving in the left direction by being engaged with the 151.

On the other hand, the mobile communication terminal sliding sliding according to the present invention, although not shown in the drawings, the pinion (not shown) to form a rack gear (not shown) in the predetermined position on the bottom surface of the cover 160 described above and meshed with the rack gear Shown)) can be opened and closed by sliding the cover 160 with respect to the main body 100 by forming the main body 100 at a predetermined position.

At this time, the configuration except for the above-described rack gear and pinion is substantially the same as one embodiment of the present invention, so the detailed description of their configuration and operation will be omitted.

As described above, the mobile communication terminal sliding opening and closing according to the present invention has the following advantages.                     

When the slide unit is opened and closed by sliding movement with respect to the main body of the slide-type mobile phone, when the slide unit is opened and closed with respect to the main body, the opening and closing operation of the slide unit is performed stably by the gear engagement from the beginning to the end. It can be secured.

In addition, since the shock and vibration are not generated when the slide unit is opened and closed with respect to the main body, durability of the corresponding parts is increased, and the feeling of use is improved, and thus, the attractiveness is improved from the young people who are main users of the mobile phones, thereby increasing the competitiveness of the product.

Claims (4)

A keypad equipped with a keypad for inputting a telephone number and the like, and a movable part having a display unit for opening / closing and connecting information to the main body by a hinge unit and outputting information such as numbers, and a slide unit for forming a receiver. In the communication terminal: A housing accommodated in a coupling groove formed in the main body and having a locking step formed at an upper end thereof; A lift cam rotatably received in the housing, a cam protrusion formed on an outer surface thereof, and a coupling piece protruding from an upper portion of the locking jaw; A limit cam, which is held in close contact with the lift cam so as to be movable in the vertical direction, and has a locking groove in which the cam protrusion is detachably seated; An elastic member elastically biased to an initial state that the limit cam is in close contact with the lift cam; A first gear coupled to the coupling piece of the lift cam and rotating; And, A cover formed on an inner surface of the second gear meshing with the first gear and mounted to the main body so as to be opened and closed by sliding the front and rear directions with respect to the main body by the rotational force of the first and second gears; Sliding opening and closing mobile communication terminal, characterized in that comprising a. The method of claim 1, wherein the cover; A first cover having a second groove formed in an inner side and guided by a guider fixed to the main body, and having a sliding groove formed in the front and rear directions on left and right sides so as to slide forward and backward; A second cover accommodating the first cover inside and the display portion formed thereon; And Sliding opening and closing movement characterized in that it comprises a third cover is formed in the longitudinal direction in the center in the longitudinal direction through which the coupling piece of the lift cam is passed to support the first gear is coupled to the cutout formed in the first cover Communication terminal. The mobile communication terminal of claim 1 or 2, wherein the first gear and the second gear are formed as pinions and rack gears. The mobile communication terminal of claim 1 or 2, wherein the first gear is formed of a fan-shaped pinion and the second gear is formed of a rack gear.

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