KR100371186B1 - Portable telephone - Google Patents

Abstract

The present invention relates to a portable telephone, comprising: a main body provided with a plurality of operation buttons; A display unit having a display panel arranged in layers so as to be in contact with an inner surface along a thickness direction of the main body and displaying predetermined information on the outer surface; One side is a cam member is fixed to the main body and the camp profile is formed so that the height is gradually changed in the circumferential direction, and a support shaft extending along the thickness direction of the main body at one end of the cam member, and the camp A driven member which is in contact with the pile and is moved along the axial direction of the support shaft and rotates about the support shaft, and a spring member that applies an elastic force so that the driven member is in contact with the cam member along the axial direction of the support shaft; It is combined with the driven member and the other side is provided with a connecting member to form a display support shaft portion when the pressure on one side, the deployment position is deployed to extend relative to the main body and the display portion is retracted so that the display layer is stacked on the upper side of the main body It is composed of a hinge device for rotatably supporting between the retracted positions The. As a result, the display surface of the display panel is exposed to the outside, so that information can be easily read, the number of display panels can be reduced, and the use time of the battery can be extended, and the overall thickness can be reduced. A telephone is provided.

Description

Portable Phones {PORTABLE TELEPHONE}

The present invention relates to a portable telephone, and more particularly, by allowing the display surface of the display panel to be exposed to the outside, information can be easily read, and the number and thickness of the display panel can be reduced, thereby enabling a compact configuration. The present invention relates to a portable telephone capable of extending the use time of a battery.

1 is a front view of a conventional portable telephone, and FIG. 2 is a side view of the portable telephone of FIG. As shown in these figures, the portable telephone has a main body 111 in which a plurality of operation buttons 113 are formed so that a signal can be input from the outside, and one side edge of the main body 111 in parallel with the plate surface direction. The display unit 121 is coupled to be deployed to be formed around the pivot shaft 123.

An antenna 115 is coupled to one side of the main body 111 so as to extend in the longitudinal direction, and one side of the operation button 113 is provided with a transmitter 117 to transmit voice information.

A display panel 122 is provided on an inner surface of the display unit 121 so as to display predetermined information, and a receiver 125 is formed above the display panel 122 to receive voice information.

By the way, in the conventional portable telephone, the display surface of the display panel 122 is arranged on the inner surface of the display unit 121, so that the user must rotate the display unit 121 in order to check a text message or the like. There is a problem in that a lot of inconvenience in use because it must be confirmed in a state in which the main body 111 is pivotally deployed around the coaxial 123.

In consideration of these problems, recently, a portable telephone has been devised so that a user can recognize a text message or the like without having a separate display panel on the outer surface of the display unit without deploying the display unit to the main body.

By the way, in the portable telephone, the thickness of the portable telephone is increased by disposing the display panels on the outer surface and the inner surface of the display unit, respectively, and there is a problem that the service life of the battery is shortened by increasing the current consumption of the battery. .

Accordingly, an object of the present invention is to allow the display surface of the display panel to be exposed to the outside so that the information can be easily read and the thickness can be reduced, so that a compact configuration is possible and the use time of the battery can be extended. To provide.

1 is a front view of a conventional portable telephone,

2 is a side view of the portable telephone of FIG. 1;

3 and 4 are respectively a perspective view of a portable telephone according to an embodiment of the present invention,

5 is a side view of the portable telephone of FIG. 4;

6 is an exploded perspective view of the portable telephone of FIG. 3;

7 is a perspective view of the inner casing of FIG. 6, FIG.

8 is a view showing a coupling state of the lower casing and the connecting member of FIG.

9 is an enlarged perspective view of the connection member of FIG. 8;

10 is an enlarged perspective view illustrating main parts of the lower casing of FIG. 6;

11 is an enlarged side view of a coupling state of the cam member and the driven member of FIG. 6;

12 is a side view of the cam member of FIG. 11;

13 is a side view of FIG. 12.

Explanation of symbols on the main parts of the drawings

10: main body 11: upper casing

15: second inclined support 21: lower casing

22: protrusion 23: semicircle

25: first inclined support portion 26: cam member support portion

28: jam step 30: display unit

31: outer casing 34: handset

35: display panel 41: inner casing

42: inclined contact surface 44: spring support

46: leaf spring member 50: hinge device

51 cam member 54 support shaft

57: driven member 59: spring member

60: connecting member 61: body

62: stopper 63: driven member receiving portion

64a: flange 64b: anti-rotation jaw

67: display support shaft 68a: code passing hole

68b: spring receiving groove

The above object is, according to the present invention, the main body is provided with a plurality of operation buttons to input a signal from the outside; A display unit having a display panel arranged in layers so as to be in contact with an inner surface along a thickness direction of the main body, and having a display panel electrically connected to the main body to display predetermined information on an outer surface thereof; A cam member having one end fixed to the main body along a thickness direction of the main body, and a camp profile formed so that the other end gradually changes in height along the circumferential direction, and a thickness direction of the main body from an end central region of the cam member; A support shaft extending along the support shaft, a driven member contacting the camp profile and being lifted in the axial direction of the support shaft and rotating about the support shaft, and at one side of the driven member along the axial direction of the support shaft; A spring member that applies an elastic force to the driven member such that a driven member is in elastic contact with the cam member, and one side thereof is integrally lifted and coupled with the driven member, and the other side thereof allows the display to be rotated relative to the main body. One side of the display unit having a connection member forming a display support shaft When pressing the display unit is rotated in the direction parallel to the upper surface of the main body with respect to the support axis with respect to the main body and then rotated relative to the display support shaft portion relative to the deployment position deployed along the longitudinal direction of the main body and The display unit is achieved by a portable telephone, characterized by comprising a hinge device for rotatably supporting the retracted positions which are withdrawn so as to be layered on the upper side of the main body.

Here, the main body is provided with an inclined support portion for supporting the upper surface of the main body and the inner angle of the display unit at an oblique angle at the deployment position of the display unit, the inclined contact surface to the surface contact with the inclined support portion It is desirable to be formed

The connecting member is provided with a driven member receiving portion coupled to receive the upper end of the driven member, and the display support shaft portion is effective to extend in both directions perpendicular to the end of the driven member receiving portion.

One end is in contact with the inner surface of the display portion and the other end is respectively inserted into the spring receiving groove formed in the display support shaft portion to apply the elastic force so that the display portion elastically contacts the body at the withdrawal position of the display portion The display apparatus may further include a pair of leaf spring members for preventing rotation of the display support shaft to be spaced apart from the main body.

It is effective that the connection member is formed with a stopper protruding horizontally on the axis of the display support shaft portion so as to limit the rotation range in which the display portion rotates relative to the display support shaft portion.

The connecting member is preferably formed of a hollow body so that the cord electrically connecting the display unit and the main body can be coupled through the driven member receiving unit and the display support shaft unit.

The driven member accommodating part is provided with a rotation preventing jaw protruding outward in a radial direction, and the main body permits rotation when the driven member accommodating part rotates in any one direction with respect to the main body about the support shaft. When the driven member receptacle is rotated in the opposite direction about the rotation axis, it is effective that a locking step is formed in contact with the rotation prevention jaw to suppress rotation.

It is preferable that a handset is formed at one side of the display panel to output voice information to the outside of the display unit.

Hereinafter, with reference to the accompanying drawings will be described in detail with respect to the present invention.

3 and 4 are respectively a perspective view of a portable telephone according to an embodiment of the present invention, Figure 5 is a side view of the portable telephone of Figure 4, Figure 6 is an exploded perspective view of the portable telephone of FIG. As shown in these figures, the portable telephone is provided such that the main body 10 is provided with a plurality of operation buttons 17 so as to input signals from the outside, and is in surface contact with each other along the thickness direction of the main body 10. The display unit 30 is disposed in a layer and coupled to the main body 10 so that the display surface of the display panel 35 may be exposed to the outside, and interposed between the main body 10 and the display unit 30 to display the display unit ( And a hinge device (50) for rotatably connecting the retracted position (30) arranged in a layer with respect to the main body (10) and the unfolding position deployed to extend along the longitudinal direction of the main body (10). .

The main body 10 includes an operation unit 16 in which a plurality of operation buttons 17 are formed, and a plurality of through holes 32 corresponding to the operation buttons 17 so that the operation buttons 17 can be exposed. The upper casing 11 and the lower casing 21 are coupled to the upper casing 11 along the up and down direction so as to accommodate the operation unit 16.

One side edge of the lower casing 21 is provided with a protrusion 22 protruding from the plate surface to accommodate / support the hinge device 50 in cooperation with the upper casing 11, the upper portion of the protrusion 22 The first inclination support part 25 is formed in both regions so that the display part 30 may be inclined at the deployment position of the display part 30.

The upper casing 11 is provided with a talker 13 so as to transmit voice information, and in the end region of the upper casing 11 which is in contact with the protrusion 22, in cooperation with the first inclined support 25. The second slope support part 15 is formed to support the display part 30 in an inclined manner.

The display unit 30 is electrically connected to the main body 10 and displays a display panel 35 displaying predetermined information, and an outer casing coupled to face to face contact so that the display panel 35 can be exposed to the outside ( 31) and an inner casing 41.

A through hole is formed in the outer casing 31 so that the display surface of the display panel 35 can be exposed, and a receiver 34 is formed at one side of the through hole to output voice information. An inclined contact surface 42 is formed in one region of the inner casing 41 so as to be in surface contact with the first inclined support 25 and the second inclined support 15 of the upper casing 11 and the lower casing 21. It is.

On the other hand, the hinge device 50, one end is fixedly coupled to the main body 10 along the thickness direction of the main body 10, the camp profile 52 is formed on the upper end is gradually changed in height along the circumferential direction The cam member 51, the support shaft 54 extending to the upper end of the cam member 51 along the thickness direction of the main body 10, and one side is in contact with the cam member 51 to center the support shaft 54 And the driven member 57 which is rotated at the same time and moves along the axial direction of the support shaft 54, and is elastically disposed along the axial direction of the support shaft 54, so that the driven member 57 is attached to the cam member 51. It comprises a spring member 59 for applying an elastic force to elastically contact, and one side is coupled to receive the driven member 57 and the other side is connected to the display unit 30 so as to be relatively rotatable. It is.

FIG. 7 is a perspective view illustrating the inner casing of FIG. 6, FIG. 8 is a view illustrating a coupling state of the lower casing and the connecting member of FIG. 6, and FIG. 9 is an enlarged perspective view of the connecting member of FIG. 8. As shown in these figures, the connecting member 60, the body 61 made of a hollow body, the driven member accommodating portion which is protruded horizontally in the longitudinal direction of the body 61 to accommodate the driven member 57 (63) and a display support shaft portion (67) extending at right angles to the driven member receiving portion (63) from both end portions along the longitudinal direction of the body (61) to support the display portion (30) in a relatively rotatable manner. .

The display support shaft portion 67 has a code passing hole 68a formed therein so that a cord (not shown) connecting the main body 10 and the display portion 30 to pass along the axis, and the display support shaft portion 67 Spring receiving grooves 68b are formed at the ends thereof so that the leaf spring members 46 supported by the spring support portions 55 protruding from the inner surface of the inner casing 41 can be accommodated therein. Each spring receiving groove 68b is cut off with a predetermined inclination angle with respect to the horizontal plane so that the spring support portion 55 and the leaf spring member 46 can elastically contact each other.

A flange portion 64a extending in the radial direction is formed in the distal region of the driven member accommodation portion 63, and the flange portion 64a extends in the radial direction and contacts the lower casing 21 to connect the connecting member ( 60 and the anti-rotation jaw 64b for restricting rotation so that the driven member 57 can be rotated in a predetermined direction with respect to the main body 10 are formed. Inside the driven member accommodating portion 63, a cord passing hole having a rectangular cross-sectional shape so that a cord passing through the code passing hole 68a formed in the display support shaft 67 between the driven member 57 can pass therethrough ( 65) is formed.

On the other hand, the outer casing 31 and the inner casing 41, which are rotatably coupled to the display support shaft portion 67 and rotated relative to the display support shaft portion 67, are rotated about the display support shaft portion 67 at the deployment position. A stopper 62 is formed in contact with the inner surfaces of the outer casing 31 and the inner casing 41 to limit the rotational range thereof so as to prevent the elastic limit of the member 46 from being departed.

FIG. 10 is an enlarged perspective view of a main portion of the lower casing of FIG. 6, FIG. 11 is an enlarged side view of a coupling state of the cam member and the driven member of FIG. 6, FIG. 12 is a side view of the cam member of FIG. 11, and FIG. 13 is FIG. Side view. As shown in these figures, in the central region of the protrusion 22 protruding from the upper surface of the lower casing 21, the driven member accommodating portion 63 is cooperated with the semicircular portion 14 formed in the upper casing 11. The semi-circular portion 23 is formed to accommodate the support, and the cam member support portion 26 is spaced apart a predetermined distance along the up and down direction so that the cam member 51 can be accommodated and supported under the semi-circular portion 23. Formed.

The lower end of the semi-circular portion 23 is formed with a flange receiving portion 27 extending along the radial direction so that the upper surface of the flange portion 64a of the connecting member 60 can contact and rotate, the flange receiving portion 27 At one side of the) is a locking step 28 is formed so that the connection member 60 can contact the anti-rotation jaw (64b) to be rotated in a predetermined direction with respect to the body (10).

On the other hand, the upper surface of the cam member 51 has a camp profile 52 is formed so that the height is gradually changed along the circumferential direction, the support shaft is reduced in the radial direction in the upper central region and extended in the vertical direction 54 is integrally formed.

The follower member 57 is provided with a contact surface whose height is changed along the circumferential direction corresponding to the cam member 51, and the follower member 57 flows along the axial direction of the support shaft 54 and at the same time supports the support shaft ( It is coupled to the support shaft 54 rotatably about 54. The upper side of the driven member 57 is in contact with one end of the spring member 59 for applying an elastic force so that the driven member 57 and the cam member 51 can elastically contact each other, the other end of the spring member 59 Is in contact with and supported by a spring support portion 55 extending in the radial direction at the upper end of the support shaft 54.

By such a configuration, when the display unit 30 is to be developed, one side of the display unit 30 is pressed clockwise along the plate surface direction of the main body 10. The driven member rotates in a clockwise direction together with the connecting member 60 integrally coupled to the display unit 30, and the driven member fixed to the rotating direction while being movable along the axial direction inside the connecting member 60 ( 57 rotates along the camp profile 52 of the cam member 51 and flows in the axial direction of the support shaft 54 to the upper region of the driven member accommodation portion 63.

At this time, the spring member 59 is compressed to accumulate elastic force. When the driven member 57 rotates on the cam member 51 to reach the peak of the camp profile 52, the spring member 59 is compressed to the maximum, and the driven member 57 passes through the peak and is driven at the same time. The member 57 is quickly rotated by the accumulated elastic force of the spring member 59 and moves along the axial direction so as to contact the cam member 51.

The display unit 30 rotates relative to the main body 10 in the plate direction by the user's pressing force, and when the driven member 57 passes through the apex of the cam member 51, the spring member 59 is driven by the elastic force. It is quickly rotated to the deployed position by the driven member 57 which is rapidly rotated. At this time, the inclined contact surface 42 is in contact with the first inclined support portion 25 and the second inclined support portion 15 formed in the lower casing 21 and the upper casing 11, and the main body is centered on the display support shaft 67. (10) and the mutual cabinet will be rotated to form an obtuse angle.

Here, the inclination angle between the main body 10 and the display unit 30 is the inclination angle α formed by the first inclined support part 25 and the second inclined support part 15 with respect to the upper surface of the main body 10 at 180 degrees. The angle value 180-2α of the lower casing 21 is excluded except the inclination angle α of the inclined contact surface 42 with respect to the plate surface.

When the display unit 30 is rotated to the retracted position, the anti-rotation jaw 64b formed at the lower end of the connecting member 60 comes into contact with the locking jaw 28 formed at the lower end of the semicircular portion 23 to display the display unit 30. Will stop the meeting.

The pair of leaf spring members 46 disposed in the inner casing 41 pressurizes the inner surface of the inner casing 41 to prevent the display unit 30 from flowing in the deployed position, and the body 61. The stopper 62 formed in contact with the inner surface of the inner casing 41 prevents the display unit 30 from being rotated relative to the display support shaft 67 to depart from the elastic limit of the leaf spring member 46. Done.

On the other hand, in order to withdraw the display unit 30 to the retracted position, when pressing one side of the display unit 30 in the counterclockwise direction, the display unit 30 is the first inclined support portion 25 and the second inclined paper. When the inclined contact surface 42 is rotated in contact with the branch portion 15 and the inclined contact surface 42 is spaced apart from the first and second inclined support portions 25 and 15, the inclined contact surface 42 rotates along the plate surface direction of the main body 10. do. At this time, the driven member 57 is rotated with respect to the cam member 51 and at the same time to allow relative flow in the driven member accommodation portion 63 along the axial direction of the support shaft 54 such that the spring member 59 is compressed. do.

Upon passing through the apex of the camp profile 52, the driven member 57 is quickly moved upwardly approaching the cam member 51 by the elastic force of the spring member 59, and is rapidly rotated along the circumferential direction. . Accordingly, the display unit 30 is quickly rotated to the retracted position along the plate surface direction.

At this time, the anti-rotation jaw 64b formed at the lower end of the connecting member 60 is in contact with the locking jaw 28 of the semicircular portion 23, thereby suppressing the display unit 30 from further rotating, and the inner casing 41. The leaf spring member 46 in elastic contact with the c) prevents the display unit 30 from being rotated apart from the main body 10 about the display support shaft 67.

As described above, according to the present invention, the display unit is formed so that the display surface of the display panel is exposed to the outside, and the display unit is rotated along the direction of the plate surface of the main body, and at the same time when the display unit rotates more than a predetermined time or withdraw By providing a hinge device, the portable telephone which can easily check a text message or the like without rotating the display unit is provided, unlike the conventional art in which the display unit is rotated to check the text message.

In addition, according to the present invention, since the display surface of the display panel is exposed to the outside, the thickness is increased by disposing the display panels on the inner and outer surfaces of the display unit, and the thickness is not increased. As a result, a compact configuration is possible and a single display panel is used, thereby providing a portable telephone that can extend the use time of the battery.

Claims (10)

delete A main body provided with a plurality of operation buttons to input signals from the outside; A display unit having a display panel arranged in layers so as to be in contact with an inner surface along a thickness direction of the main body, and having a display panel electrically connected to the main body to display predetermined information on an outer surface thereof; A cam member having one end fixed to the main body along a thickness direction of the main body, and a camp profile formed so that the other end gradually changes in height along the circumferential direction, and a thickness direction of the main body from an end central region of the cam member; A support shaft extending along the support shaft, a driven member contacting the camp profile and being lifted in the axial direction of the support shaft and rotating about the support shaft, and at one side of the driven member along the axial direction of the support shaft; A spring member that applies an elastic force to the driven member such that a driven member is in elastic contact with the cam member, and one side thereof is coupled to the driven member so as to be lifted and lowered, and the other side of the display unit to be relatively rotatable with respect to the main body. One display unit having a connection member forming a display support shaft When pressing the display unit is rotated in the direction parallel to the upper surface of the main body with respect to the support axis with respect to the main body and then rotated relative to the display support shaft portion relative to the deployment position deployed along the longitudinal direction of the main body and And a hinge device for rotatably supporting the retracted positions with which the display portion is withdrawn so as to be layered on the upper side of the main body. The method of claim 2, The main body is provided with an inclined support for supporting the upper surface of the main body and the inner angle of the display at an obtuse angle at the deployment position of the display unit, and the inclined contact surface is formed on the display to be in surface contact with the inclined support. There is a portable telephone. The method according to claim 2 or 3, The connecting member is provided with a driven member receiving portion is coupled to receive the upper end of the driven member, the display support shaft is characterized in that the portable telephone is formed extending in both directions perpendicular to the end of the driven member receiving portion. The method of claim 4, wherein One end is in contact with the inner surface of the display portion and the other end is respectively inserted into the spring receiving groove formed in the display support shaft portion to apply the elastic force so that the display portion elastically contacts the body at the withdrawal position of the display portion And a pair of leaf spring members which prevent the rotation from being spaced apart from the main body about the display support shaft. delete The method of claim 4, wherein And a stopper protruding horizontally from the axis of the display support shaft so that the display member can limit a range of rotation in which the display portion rotates relative to the display support shaft. The method of claim 4, wherein The connecting member is a portable telephone, characterized in that formed in the hollow body so that the cord electrically connecting the display unit and the main body can be coupled through the driven member receiving portion and the display support shaft portion. The method of claim 8, The driven member accommodating part is provided with a rotation preventing jaw protruding outward in a radial direction, and the main body permits rotation when the driven member accommodating part rotates in any one direction with respect to the main body about the support shaft. A portable telephone, characterized in that a locking jaw is formed in contact with the rotation preventing jaw to suppress rotation when the driven member accommodation portion rotates in the opposite direction about the rotation shaft. The method according to any one of claims 1 to 3, A portable telephone, characterized in that a handset is formed on one side of the display panel to output voice information to the outside of the display unit.