KR100840255B1 - Bar type portable terminal and rotary type hinge device thereof - Google Patents

Abstract

A rotary type hinge device and a bar type portable terminal using the hinge device are provided to incline the rotary type hinge device to apply the inclined hinge device to the bar type portable terminal, thereby naturally forming an inclined angle during rotation. The first hinge base(200) consists of a hinge housing(210) on the center, and the first coupling parts(213) inclined from a rotational shaft(A) in sections of coupling arms(211) extended to both sides of the hinge housing. The second hinge base(300) consists of a rotational body(310) coupled with the hinge housing, and the second coupling parts(313) inclined as being extended from the rotational shaft to both sides of the rotational body. A hinge unit(400) enables the second hinge base to rotate on the first hinge base at the rotational shaft, and is inserted between the hinge housing and the rotational body.

Description

BAR TYPE PORTABLE TERMINAL AND ROTARY TYPE HINGE DEVICE THEREOF

1 is an exploded perspective view showing a rotary hinge device according to an embodiment of the present invention,

2 is a perspective view showing a rotary hinge device shown in FIG.

3 is a combined front view showing the rotary hinge device shown in FIG. 1;

4 is a side view showing a change in a state in which the second hinge base of the rotary hinge device shown in FIG. 1 is rotated 180 degrees;

5 is a view showing in detail to explain the shape of the hinge housing and the hinge cam of the first hinge base of the rotary hinge device shown in FIG.

Figure 6 is a view showing in detail the rear surface of the second hinge base to explain the shape of the hinge cam and the rotating body of the second hinge base of the rotary hinge device shown in FIG.

Figure 7a is a view showing for explaining the hinge cam operating state of a conventional rotary hinge,

7B is a view illustrating a hinge cam operating state of the rotary hinge device shown in FIG. 1;

8 is a view illustrating a bar type portable terminal using the rotary hinge device shown in FIG. 2 according to an embodiment of the present invention;

FIG. 9 is a perspective view illustrating a state in which a bar type portable terminal using a rotary hinge device illustrated in FIG. 6 is rotated by 180 degrees.

 * Explanation of Signs of Major Parts of Drawings *

100: rotary hinge device 200: first hinge base

210: hinge housing 211: fastening arm

213: first fastening piece 221: cam coupling portion

223: upper coupling jaw 225: guide of the flexible printed circuit board

227a, 227b: First stopper 235, 335, 435: Through hole

300: second hinge base 310: rotating body

313: second fastening piece 321: hinge means receiving portion

323: flexible printed circuit board section 325: flexible printed circuit board entrance

327: second stopper 333: outer wall

400: hinge means 410: elastic member

420: hinge cam 421: mountain

423: valley 440: hinge rotation coupling surface

510: coupling means 520: E-ring

610: lower body 620: upper body

640: body rotation mating surface

The present invention relates to a rotary hinge device and a bar type portable terminal using the same. In particular, a rotary type hinge device and a bar type using the same may be more conveniently used when the upper body is inclined at the rotation of the upper body. It relates to a portable terminal.

Currently, standardization and commercialization of digital audio broadcasting is underway around the world, and digital audio broadcasting (DAM) in Europe, digital audio radio (DAR) in the US, and DRB (Canada) have been adopted in Europe, which adopted Eureka-147 as the digital audio broadcasting standard. Digital Radio Broadcasting) and International Telecommunication Union (ITU-R) use DSB (Digital Sound Broadcasting), and in Korea, it is used by the Ministry of Information and Communication as DMB (Digital Multimedia Broadcasting).

The concept of 'broadcasting broadcasting' has been expanded to 'broadcasting broadcasting' concept.In addition to music broadcasting, various multimedia information such as news, traffic information, weather information, geographical location information, video information, etc. Can transmit On the other hand, DMB, or digital multimedia broadcasting, named by the Ministry of Information and Communication of Korea, is digitalized in voice broadcasting, and it is 1.5Mbit / s data from high quality CD level, character, graphic, and moving picture beyond AM and FM radio type. It is the next generation broadcasting that provides various data services that can be transmitted, bidirectionality, and excellent vehicle quality.

Therefore, DMB receivers for receiving DMB broadcasts are also commercialized and applied to embedded devices in portable devices such as PDAs, and the current DMB receivers are manufactured in built-in types of devices. Applied to devices such as computer terminals, mobile phones, etc., it is basically applied.

However, in the case of DMB applied to a portable terminal among the conventional portable DMB receivers, a user needs to install a separate assistive device provided at the time of purchase for the audiovisual desired by the user or manually hold it for viewing time by tilting it at the most comfortable audiovisual angle. There was an uncomfortable problem.

In the above description, DMB has been described as an example. However, in order to more conveniently use many advanced functions (video call, self-camera, game, etc.) of the mobile terminal that are evolving, it is necessary to change the portable terminal in various forms. to be.

An object of the present invention is to provide a rotary hinge device and a bar type portable terminal using the same to create an audio-visual when rotating the upper body to more conveniently use the display device configured on the front.

The present invention provides a rotary hinge device for a portable terminal, comprising: a first hinge base having a hinge housing at a center thereof and a first fastening member inclined from a rotating shaft at an end of a fastening arm extending to both sides of the hinge housing; A second hinge base having a rotating body coupled to the hinge housing, a second fastening piece inclined from the rotating shaft and extending from both sides of the rotating body, and the second hinge base with respect to the first hinge base. It is to provide a rotary hinge device comprising a hinge means to be rotated to the center and inserted between the hinge housing and the rotating body.

The hinge housing has an end portion in which a ridge portion and a valley portion are alternately arranged along the circumference of the lower portion of the inner side of the cylindrical body, and a cam coupling portion having a through hole formed in the center, and an upper portion of the cylindrical body protruding from the upper surface of the fastening arm. And a guide path of the flexible printed circuit board having an upper coupling jaw coupled to the rotating body of the second hinge base and one side of the upper coupling jaw opened.

In addition, the rotating body has a through-hole in the center of the cylindrical body, the hinge means accommodating portion formed with an inner space for accommodating the hinge means, the outer wall is configured in a shape to surround the hinge means accommodating portion, Therefore, the flexible printed circuit board section and the flexible printed circuit board section formed by this is characterized in that it comprises the entrance and exit of the flexible printed circuit board formed in each of the reflection in the form that is open.

In addition, the hinge means is a reciprocating linear movement in the vertical direction by receiving an elastic force from the elastic member and the elastic member to provide an elastic force in the direction in close contact with the rotating body, the lower end is alternately arranged with the ridge and the valley is the cam Corresponding to the end of the coupling portion, characterized in that it comprises a hinge cam provided with a coupling through-hole in the center.

Then, an end portion protrudes through the first hinge base, the second hinge base, and the hinge means to an upper end of the second hinge base, and a screw-type coupling means and a screw-type coupling means having fastening grooves formed on the outer circumferential surface of the protruding end. It characterized in that it further comprises an E-ring (E-ring) coupled to the fastening groove of the.

In addition, the mountain and the bone portion formed in each of the hinge cam and the cam engaging portion is engaged with each other by the elastic force provided by the hinge cam, the second hinge base is characterized in that the rotation is stopped at regular intervals.

In addition, a first stopper protruding from both ends of the upper end of the hinge housing and a second stopper protruding to a thickness equal to the thickness of the upper end of the hinge housing on one side lower end of the outer wall of the rotating body. It further includes and is characterized in that the rotation range of the second hinge base is limited by the first stopper and the second stopper.

Another feature of the present invention is a bar type portable terminal comprising a lower body and an upper body coupled to an upper end of the lower body and rotatable in a twisting direction with respect to a rotation axis extending in the longitudinal direction of the lower body. A hinge housing and a first fastening piece inclined from a rotation axis at an end of the fastening arm extending to both sides of the hinge housing, and fixed to the inside of the lower body to project the upper end of the hinge housing to the upper end of the lower body; 1 hinge base, a rotating body coupled to the hinge housing, and a second fastening piece which is inclined from the rotating shaft to extend to both sides of the rotating body, is fixed to the inside of the upper body to the lower body of the upper body A second hinge base protruding from the second hinge base, and a second hinge base with respect to the first hinge base; The present invention provides a bar type portable terminal using a rotary hinge device, the hinge unit being rotated about a rotating shaft and including a hinge means inserted between the hinge housing and the rotating body.

In addition, the hinge housing has an end portion in which the ridge portion and the valley portion are alternately arranged along the circumference of the inner lower portion of the cylindrical body, the cam coupling portion having a through hole formed in the center, and the upper portion of the cylindrical body protruding to the upper surface of the fastening arm. 2 is a bar-type portable terminal using a rotary hinge device, characterized in that it comprises a guide coupling of the upper coupling jaw coupled to the rotating body of the hinge base and one side of the flexible coupling circuit board is open.

In addition, the rotating body has a through-hole in the center as a cylindrical body, the hinge means accommodating portion formed with an inner space for accommodating the hinge means, the outer wall is formed in a shape to surround the hinge means accommodating portion, The bar-type portable terminal using the rotary hinge device, characterized in that it comprises a flexible printed circuit board section and the entrance of the flexible printed circuit board is formed in each of the flexible printed circuit board section is formed in an open manner. .

In addition, the hinge means is a reciprocating linear movement in the vertical direction by receiving an elastic force from the elastic member and the elastic member to provide an elastic force in the direction in close contact with the rotating body, the lower end is alternately arranged with the ridge and the valley is the cam Corresponding to the end of the coupling portion, the bar type portable terminal using a rotary hinge device, characterized in that it comprises a hinge cam provided with a coupling through-hole in the center.

In addition, an end portion protrudes through the first hinge base, the second hinge base, and the hinge means to an upper end of the second hinge base, and a screw-type coupling means and a screw-type coupling means having fastening grooves formed on an outer circumferential surface of the protruding end. Bar-type portable terminal using a rotary hinge device, characterized in that it further comprises an E-ring coupled to the fastening groove of the.

In addition, the hinge cam and the cam-shaped portion formed in each of the cam and the engaging portion is engaged with each other by the elastic force provided by the hinge cam, the rotary hinge hinge device characterized in that the rotation of the second hinge base is stopped at regular intervals Bar type portable terminal using.

In addition, a first stopper protruding from both ends of the upper end of the hinge housing and a second stopper protruding to a thickness equal to the thickness of the upper end of the hinge housing on one side lower end of the outer wall of the rotating body. It further comprises a bar type portable terminal using a rotary hinge device, characterized in that the rotation range of the upper body fixed to the second hinge base by the first stopper and the second stopper is limited.

In addition, the body rotation coupling surface formed when the lower body and the upper body is coupled, the rotational rotation of the hinge rotation coupling surface formed when the coupling has an inclination with respect to the horizontal plane so that the first fastening piece and the second fastening piece parallel position Bar type portable terminal using a rotary hinge device, characterized in that having a slope corresponding to the slope.

(Example)

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description of the present invention, if it is determined that the detailed description of the related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

1 is an exploded perspective view showing a rotary hinge device according to an embodiment of the present invention, Figure 2 is a combined perspective view showing a rotary hinge device shown in Figure 1, Figure 3 is a rotary type shown in Figure 1 Coupling front view showing a hinge device, FIG. 4 is a coupling side view showing a change in a state in which the second hinge base of the rotary hinge device shown in FIG. 1 is rotated 180 degrees, and FIG. 5 is a rotary hinge device shown in FIG. In order to explain the shape of the hinge housing and the hinge cam of the first hinge base of Figure 6, Figure 6 is a view for explaining the shape of the rotating body and the hinge cam of the second hinge base of the rotary hinge device shown in FIG. Figure 7 is a view showing the back of the second hinge base in detail, Figure 7a is a view for explaining the hinge cam operating state of a conventional rotary hinge device, Figure 7b is a rotary hinge shown in Figure 1 FIG. 8 is a view illustrating a hinge cam operating state of a tooth, FIG. 8 is a view for explaining a bar type portable terminal using the rotary hinge device shown in FIG. 2, and FIG. 9 is FIG. 6. A perspective view showing a change in a state in which a bar type portable terminal using a rotary hinge device shown in Fig. 1 is rotated 180 degrees.

First, the rotary hinge device 100 according to the present invention will be described with reference to FIGS. 1 to 6, and includes a first hinge base 200, a second hinge base 300, and a hinge means 400.

The first hinge base 200 is composed of a hinge housing 210 at the center and a first fastening piece 213 having an inclination at an end of the fastening arm 211 extending to both sides of the hinge housing 210. In the conventional rotary hinge device, the first fastening piece is generally extended at a 90 degree angle, while the present invention allows the first fastening piece 213 to have an oblique inclination.

In addition, as shown in the drawing, it is preferable that the first fastening piece 213 has a fastening hole for fixing in the lower body 610 of the portable terminal.

The hinge housing 210 includes a cam coupling portion 221, an upper coupling jaw 223, and a guide path 225 of the flexible printed circuit board, as shown in detail in FIG. 5. The cam coupling portion 221 has an end portion in which the ridge portion and the valley portion are alternately arranged along the circumference of the inner lower portion of the cylindrical body, and a through hole 235 is formed at the center thereof. The upper coupling jaw 223 is coupled to the rotating body 310 of the second hinge base 300 as a part of the upper side of the cylindrical body protruding to the upper surface of the fastening arm 211. In addition, one side of the upper coupling jaw 223 is formed in the guide path 225 of the flexible printed circuit board.

In addition, the second hinge base 300 includes a rotating body 310 coupled to the hinge housing 210 and a second fastening piece 313 extending inclined to both sides of the rotating body 310. In the conventional rotary hinge device, the second fastening piece generally extends at an angle of 90 degrees with the centrally located rotor 310, while the present invention allows the second fastening piece 313 to have an oblique inclination. It was.

In addition, as shown in the drawing, it is preferable that the second fastening piece 313 has a fastening hole for fixing inside the upper body 620 of the portable terminal.

And, as shown in detail in Figure 6, the rotating body 310 is configured to include a hinge means receiving portion 321, the flexible printed circuit board section 323 and the entrance and exit 325 of the flexible printed circuit board. The hinge means receiving portion 321 has a cylindrical body with a through hole 335 in the center, the second hinge base 300 with respect to the rotation axis (A) extending in the vertical direction of the first hinge base 200 It provides an internal space for accommodating the hinge means 400 to be rotated. In addition, the flexible printed circuit board section 323 is a section formed by the outer wall 333 in a shape that surrounds and is spaced apart from the hinge means receiving portion 321, thereby. In addition, the entrances and exits 325 of the flexible printed circuit board are formed so as to be partially reflected in a form in which a part of the flexible printed circuit board section 323 is opened.

The flexible printed circuit board of the lower body of the portable terminal is guided to the upper body through the guide path 225 of the flexible printed circuit board of the first hinge base 200, which is the flexible printed circuit of the second hinge base 300. The flexible printed circuit board section 323, which is inserted into the inlet 325 of the circuit board, is provided as a passage to surround the hinge means accommodating part 321 and then to the outlet 325 of the flexible printed circuit board provided in the opposite direction. A coupling structure is achieved.

In addition, the hinge means 400 is inserted between the hinge housing 210 and the rotating body 310, the second hinge with respect to the rotation axis (A) extending in the vertical direction of the first hinge base (200) Allow the base 300 to rotate.

When the coupling, as shown in Figure 4 is characterized in that the rotating shaft (A) is coupled to have an inclination relative to the horizontal plane so that the first fastening piece 213 and the second fastening piece 313 can be located in parallel. .

In addition, the hinge means 400 is composed of an elastic member 410 and a hinge cam 420, the elastic member 410 provides an elastic force in a close contact in the rotating body 310, the hinge cam ( 420 is provided with an elastic force from the elastic member 410 reciprocating linear movement in the vertical direction, the lower end of the mountain portion 421 and the valley portion 423 are alternately arranged to correspond to the end of the cam coupling portion 221 In the center, a coupling through hole 435 is provided.

In addition, the mountain and valley portions formed in the hinge cam 420 and the cam coupling portion 221 are engaged with each other by the elastic force provided by the hinge cam 420, so that the second hinge base 300 is spaced apart from each other. To stop the rotation.

Therefore, the rotation stop angle of the second hinge base 300 is variously set by the interval between the angles of the ridge and the valley.

For example, when the hill portion and the bone portion adjacent thereto are formed at intervals of 90 degrees, as shown in the drawing detailed in FIG. 6, for example, the rotational stop is formed because the valley portion and the next valley portion are formed at intervals of 180 degrees. The angle is 180 degrees. In addition, when the ridge portion and the bone portion adjacent thereto are formed at intervals of 45 degrees, the rotation stop angle of the second hinge base 300 may be set to 90 degrees. In addition, although not shown, it is possible to arrange a plurality of grooves and protrusions having a smaller size than the above-mentioned ridges and valleys at a predetermined angular interval. In this case, while the rotation stop angle of the second hinge base 300 is set in units of 90 degrees or less, when the upper body 620 of the terminal is rotated, the user feels a click due to noise or shock generated by bumping the groove and the protrusion. You will be provided.

Then, an end protrudes to an upper end of the second hinge base 300 through the first hinge base 200, the second hinge base 300, and the hinge means 400, and a fastening groove on the outer circumferential surface of the protruding end. It is preferable to secure the coupling to the formed screw-type coupling means 510 and the E-ring (520) to be coupled to the fastening groove of the screw-type coupling means (510).

In addition, the stopper is further configured to limit the rotation range of the second hinge base, the first stopper (227a, 227b) protrudes to the sides of both ends of the upper engaging jaw 223 of the hinge housing 210, respectively It is formed, the second stopper 327 is provided in a shape protruding to the same thickness as the upper coupling jaw 223 of the hinge housing 210 on the lower side of one side of the outer wall 333 of the rotating body (310).

Furthermore, the rotary hinge device of the present invention is described above with reference to FIGS. 7A and 7B, and the conventional rotary hinge device of FIG. 7A is coupled to the upper portion of the conventional rotary hinge device since the hinge cam is rotated together with the rotating body. Although a phenomenon occurs in which a whole set of a terminal including a body is opened, the rotary hinge device applied to the present invention of FIG. 7B has an advantage that the gap does not occur because the hinge cam operates in an independent state inside the rotating body. have. In addition, by eliminating the causes of frequent failures due to wear of the parts, inflow of impurities, etc. according to the operation of the non-independent hinge cam of the conventional rotary hinge device, the life of the hinge device and the service life of the portable terminal applying the same And it can also be expected to reduce the inconvenience of the user.

A configuration of a bar type portable terminal using a rotary hinge device according to another feature of the present invention will be described with reference to FIGS. 8 and 9.

Since the bar type portable terminal using the rotary hinge device 100 described above is described in detail, a detailed description of overlapping portions will be omitted.

The bar type portable terminal generally includes a lower body and an upper body rotatably coupled to an upper end of the lower body and twisted with respect to a rotation axis extending in the longitudinal direction of the lower body.

In the bar type portable terminal according to the present invention, the hinge housing 210 and the first fastening piece 213 are inclined at the end of the fastening arm extending to both sides of the hinge housing 210. A first hinge base 200 fixed to the inside of the lower body 610 to protrude the upper end of the hinge housing 210 to the upper end of the lower body 610, the rotating body coupled to the hinge housing 210 ( 310 and a second fastening piece 313 extending inclined to both sides of the rotatable body 310, are fixed to the inside of the upper body 620 to fix the rotatable body 310 to the upper body. It is inserted between the second hinge base 300 and the hinge housing 210 and the rotating body 310 to protrude to the lower end of the (620), with respect to the axis of rotation extending in the vertical direction of the first hinge base 200 It includes a hinge means 400 for causing the second hinge base 300 to rotate Group rotary shaft is bar-type portable terminal using a rotary-type hinge device characterized in that the coupling has an inclination relative to the horizontal plane such that the first engaging piece 213 and the second engaging piece 313 is parallel position.

Although the lower body 610 is not shown in particular because various configurations can be applied and modified, for example, the first keypad and the transmitter and the second keypad is provided on the front, the camera on one side The lens unit can be installed. The first keypad is composed of key buttons for simple data input such as counterpart calling and short message, and the second keypad is used as a shutter switch or a zoom switch for operating the camera lens unit according to the purpose of use, or a multimedia service. It is used when using a portable terminal for other purposes than communication, such as a game.

Therefore, the upper body 620 may also be applied and modified in a variety of configurations, the front of the display device and the receiver will be installed above the display device. In addition, the side and the lower side may be provided with a direction key for additional configuration of the various function keys used in the call or menu selection.

In addition, the hinge housing 210 has an end portion in which the ridge portion and the valley portion are alternately arranged along the circumference of the inner lower portion of the cylindrical body, and a cam coupling portion 221 having a through hole 235 formed at the center thereof, and the fastening arm 211. A flexible printed circuit board having an upper coupling jaw 223 coupled to the rotating body 310 of the second hinge base 300 and one side of the upper coupling jaw 223 as an upper portion of the cylindrical body protruding to an upper surface of The bar type portable terminal using a rotary hinge device, characterized in that it comprises a guideway (225).

In addition, the rotating body 310 has a through-hole 335 in the center of the cylindrical body, the hinge means accommodating portion 321, the inner space for accommodating the hinge means 400, the hinge means accommodating portion The outer wall 333 is configured to be spaced apart from the 321 to surround it, and the flexible printed circuit board section 323 and the formed portion of the flexible printed circuit board section 323 are formed so as to be reverberated, respectively. Bar type portable terminal using a rotary hinge device, characterized in that it comprises an entrance 325 of the flexible printed circuit board.

In addition, the hinge means 400 is provided with an elastic force from the elastic member 410 and the elastic member 410 to provide an elastic force in the direction in close contact with the rotating body 310 reciprocating linear movement in the vertical direction, The lower end portion has a hinge portion 421 and the valley portion 423 are arranged alternately to correspond to the end of the cam coupling portion 221, the hinge cam 420 is provided with a coupling through hole 435 in the center Bar type portable terminal using a rotary hinge device, characterized in that.

Then, an end protrudes to an upper end of the second hinge base 300 through the first hinge base 200, the second hinge base 300, and the hinge means 400, and a fastening groove on the outer circumferential surface of the protruding end. The formed screw-type coupling means 510 and a bar-type rotary hinge device, characterized in that it further comprises an e-ring (E-ring) 520 for coupling to the fastening groove of the screw-type coupling means 510. Type portable terminal.

In addition, the mountain and valley portions formed in the hinge cam 420 and the cam coupling portion 221 are engaged with each other by the elastic force provided by the hinge cam 420, so that the second hinge base 300 is spaced at a predetermined interval. Bar type portable terminal using a rotary hinge device, characterized in that the rotation is stopped.

In addition, the hinge housings 210 are formed at the lower ends of the outer surfaces of the first stoppers 227a and 227b and the rotor 310, respectively protruding from both ends of the upper coupling jaw 223 of the hinge housing 210. It further comprises a second stopper 327 protruding to the same thickness as the upper coupling jaw 223 of the second hinge base by the first stoppers (227a, 227b) and the second stopper (327) It provides a bar type portable terminal using a rotary hinge device, characterized in that the rotation range of the upper body 620 fixed to 300 is limited.

In addition, the body rotation coupling surface 640 formed when the lower body 610 and the upper body 620 is coupled, the rotation axis (A) is the first fastening piece 213 and the second fastening piece 313 It is a bar type portable terminal using a rotary hinge device, characterized in that it has an inclination corresponding to the inclination of the hinge rotation coupling surface 440 is formed when the coupling has a slope relative to the horizontal plane to be parallel.

Referring to Figure 9 to help understand the body rotation coupling surface 640, as described above, the rotary hinge device 100 used in the present portable terminal is a first fastening element which is an inclination element for forming the inclination angle It can be confirmed that the piece 213 and the second fastening piece 313 have an inclination. For this reason, the body rotation coupling surface 640 of the upper body 620 and the lower body 610 to be correspondingly coupled should also have the same inclination as the hinge rotation coupling surface 440 with respect to the rotation axis A as necessary. The rotation may be performed without any problem in the rotation in the twisting direction, and an inclination angle may be formed as shown in the drawings after the rotation.

By using this, users can more conveniently use advanced functions such as DMB viewing, self-camera shooting, games and video calls, which are recently generalized.

According to the present invention as described above, by applying an inclination to the rotary hinge device to the bar-type portable wireless terminal, the inclination angle is naturally formed during rotation, so that users can use the latest technology such as DMB or games, which has recently become an issue. It is possible to implement a new type of portable terminal that can be conveniently used. Therefore, it has contributed to widening the range of terminal selection in accordance with the tastes of users gradually diversified.

In addition, in the conventional rotary hinge device, the hinge cam is rotated together with the rotating body during rotation, so that a phenomenon occurs in which a whole set of terminals including the upper body coupled thereto is opened, but the rotary hinge device applied to the present invention is Since the hinge cam operates in an independent state inside the rotating body, there is an advantage that no gap occurs. In addition, by eliminating the causes of frequent failures due to wear of the parts, inflow of impurities, etc. according to the operation of the non-independent hinge cam of the conventional rotary hinge device, the life of the hinge device and the service life of the portable terminal applying the same And it can also be expected to reduce the inconvenience of the user.

Although the present invention has been described with reference to the above embodiments, it is merely illustrative, and those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom. . Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

Claims (15)

A first hinge base having a hinge housing in the center and a first fastening member inclined from a rotating shaft at an end of the fastening arm extending to both sides of the hinge housing; A second hinge base having a rotating body coupled to the hinge housing and a second fastening piece inclined from the rotating shaft and extending to both sides of the rotating body; And Hinge means for allowing the second hinge base to be rotated about the rotational axis with respect to the first hinge base and inserted between the hinge housing and the rotating body; Rotary hinge device comprising a. The method of claim 1, wherein the hinge housing, A cam coupling portion having an end portion in which a ridge portion and a valley portion are alternately arranged along the circumference of the inner lower portion of the cylindrical body, and a through hole is formed in the center thereof; An upper coupling jaw coupled to the rotating body of the second hinge base by a portion of an upper side of the cylindrical body protruding to an upper surface of the fastening arm; And A guide of the flexible printed circuit board having one side of the upper coupling jaw opened; Rotary hinge device comprising a. The method according to claim 1, The rotating body, A hinge means accommodating portion having a through-hole in the center of the cylindrical body and having an inner space for accommodating the hinge means; A flexible printed circuit board section formed with an outer wall spaced apart from the hinge means accommodating portion to surround the receiving means and formed therein; And Entrances and exits of the flexible printed circuit board, each of which is formed to be reflected in a form in which a portion of the flexible printed circuit board section is opened; Rotary hinge device comprising a. The method according to claim 2, wherein the hinge means An elastic member for providing an elastic force in a direction of being in close contact with the rotating body; And A hinge cam provided with an elastic force from the elastic member and reciprocating linearly in the vertical direction, the lower end portion of which is arranged alternately with the peak portion and the valley portion to correspond to the end of the cam coupling portion, and has a through hole for coupling in the center; Rotary hinge device comprising a. The method according to claim 1, A screw coupling means having an end projecting through the first hinge base, the second hinge base, and the hinge means to an upper end of the second hinge base, and having a fastening groove formed on an outer circumferential surface of the projected end; And An E-ring coupled to the fastening groove of the threaded coupling means; Rotary hinge device further comprising a. The method according to claim 4, Mounting portion and the valley portion respectively formed in the hinge cam and the cam engaging portion is engaged with each other by the elastic force provided by the hinge cam, the rotary hinge hinge, characterized in that the second hinge base is stopped at regular intervals. The method according to claim 2, First stoppers each protruding from both ends of the upper coupling jaw of the hinge housing; And A second stopper protruding to a thickness equal to a thickness of an upper coupling jaw of the hinge housing at one lower end of an outer wall of the rotating body; Further comprising a rotary hinge device, characterized in that the rotation range of the second hinge base is limited by the first stopper and the second stopper. In the bar type portable terminal consisting of a lower body and the upper body coupled to the upper end of the lower body and rotatable in a twisting direction with respect to the rotation axis extending in the longitudinal direction of the lower body, The hinge housing in the center and the first fastening piece inclined from the rotation axis at the end of the fastening arm extending to both sides of the hinge housing, is fixed to the inside of the lower body protrudes the upper end of the hinge housing to the upper end of the lower body Letting the first hinge base; A rotating body coupled to the hinge housing and a second fastening piece inclined from the rotating shaft and extending to both sides of the rotating body, and fixed to the inside of the upper body to protrude the rotating body to the lower end of the upper body. 2 hinge bases; And Hinge means for allowing the second hinge base to be rotated about the rotating shaft with respect to the first hinge base and inserted between the hinge housing and the rotating body; Bar type portable terminal using a rotary type hinge device comprising a. The method of claim 8, wherein the hinge housing A cam coupling portion having an end portion in which a ridge portion and a valley portion are alternately arranged along the circumference of the inner lower portion of the cylindrical body, and a through hole is formed in the center thereof; An upper coupling jaw coupled to the rotating body of the second hinge base by a portion of an upper side of the cylindrical body protruding to an upper surface of the fastening arm; And A guide of the flexible printed circuit board having one side of the upper coupling jaw opened; Bar-type portable terminal using a rotary type hinge device comprising a. The method according to claim 8, The rotating body, A hinge means accommodating portion having a through-hole in the center of the cylindrical body and having an inner space for accommodating the hinge means; A flexible printed circuit board section formed with an outer wall spaced apart from the hinge means accommodating portion to surround the receiving means and formed therein; And Entrances and exits of the flexible printed circuit board, each of which is formed to be reflected in a form in which a portion of the flexible printed circuit board section is opened; Bar-type portable terminal using a rotary type hinge device comprising a. The method of claim 9, wherein the hinge means An elastic member for providing an elastic force in a direction of being in close contact with the rotating body; And A hinge cam provided with an elastic force from the elastic member and reciprocating linearly in the vertical direction, the lower end portion of which is arranged alternately with the peak portion and the valley portion to correspond to the end of the cam coupling portion, and has a through hole for coupling in the center; Bar-type portable terminal using a rotary type hinge device comprising a. The method according to claim 8, Threaded coupling means through which the end portion projects through the first hinge base, the second hinge base, and the hinge means to an upper end of the second hinge base, and a fastening groove is formed on an outer circumferential surface of the protruding end; And An E-ring coupled to the fastening groove of the threaded coupling means; Bar type portable terminal using a rotary hinge device, characterized in that it further comprises. The method according to claim 11, Using the rotary hinge device, characterized in that the mountain and the valley portion formed in each of the hinge cam and the cam coupling portion is engaged with each other by the elastic force provided by the hinge cam, the rotation of the second hinge base is stopped at regular intervals. Bar type portable terminal. The method according to claim 9, First stoppers each protruding from both ends of the upper coupling jaw of the hinge housing; And A second stopper protruding to a thickness equal to a thickness of an upper coupling jaw of the hinge housing at one lower end of an outer wall of the rotating body; Further comprising a bar type portable terminal using a rotary hinge device, characterized in that the rotation range of the upper body fixed to the second hinge base by the first stopper and the second stopper is limited. The method according to claim 8, Body rotation coupling surface formed when the lower body and the upper body is coupled, the inclination of the hinge rotation coupling surface is formed with the inclination with respect to the horizontal plane so that the rotation axis is parallel to the first fastening piece and the second fastening piece Bar type portable terminal using a rotary hinge device, characterized in that having a corresponding inclination.

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