JP4252021B2 - Mobile phone - Google Patents

Description

  The present invention relates to a mobile phone in which the orientation of a display portion having a display panel is variable.

A conventional mobile phone is disclosed in Patent Document 1. In this cellular phone, the front surface of a vertically long main body provided with operation keys is covered with a display unit. The display unit is attached to the main body so as to be rotatable within the overlapped plane. When the display unit is rotated by 90 °, the operation keys are exposed under the main unit and can be operated. Thereby, it is possible to operate while looking at the large screen, the visibility of the screen is improved, and long sentences are easy to see and the convenience of the mobile phone is improved.
JP 2003-338866 A (2nd page-4th page, Fig. 1)

  However, according to the above-described conventional mobile phone, a space for pivotally supporting the display unit is required in addition to the space for providing the operation keys in the main body. Furthermore, the operation key cannot be arranged on the portion of the main body that is covered when the display is rotated. For this reason, there is a problem that it is difficult to reduce the size of the mobile phone because the main body becomes large.

  An object of the present invention is to provide a mobile phone that can change the orientation of a display unit and can be downsized.

In order to achieve the above object, the present invention provides:
A display unit with a display panel for displaying information on the front;
An operation unit having an operation key to perform a user operation;
A main body unit that is arranged on the back surface of the display unit and rotatably supports the display unit in a plane parallel to the display panel, and stores the operation unit so that it can be inserted and removed by sliding.
A lever having first and second cam projections and rotatably supported by the main body at a different rotation center from the display;
A first cam groove that is provided on the display unit and engages with a first cam protrusion to rotate the lever as the display unit rotates;
A second cam groove which is provided in the operation portion and engages with a second cam projection to allow the operation portion to be moved in and out of the main body portion as the lever rotates.
And the rotation of the display unit and the slide of the operation unit are interlocked .

According to this configuration, the display unit overlaps the main body unit and rotates in the overlapping plane to change the orientation. An operation unit is housed in the main body, and the operation unit slides and protrudes from the main body to be operated. Further, when the direction is changed by rotating the display portion, the first cam projection and the first cam groove are engaged, and the lever is rotated. As the lever rotates, the second cam protrusion and the second cam groove engage with each other, and the operation portion protrudes from the main body portion. Further, when the display unit is rotated to return to the original orientation, the operation unit is stored in the main body unit. As a result, when the display unit is rotated from the state of being substantially coincident with the main body unit, the operation unit protrudes from the main body unit.

  According to the present invention, in the mobile phone configured as described above, the first cam groove is formed and a circular plate cam integrated with the display portion having a plurality of positioning grooves recessed on the peripheral surface is fitted into the positioning groove. And a positioning spring for positioning the rotational position of the plate cam.

  According to this configuration, the display unit is integrated with the plate cam having the first cam groove formed therein, and the positioning grooves on the peripheral surface of the plate cam are provided at, for example, three positions at 90 ° intervals. When the positioning spring is fitted into the positioning groove, the operating unit is housed and the display unit overlaps in the same direction as the main unit, for example, the vertically long position, the operating unit protrudes and the display unit is horizontally long relative to the vertical main unit. The display unit is positioned at a vertically long position where the operation unit protrudes and the display unit overlaps in the same direction as the main body unit.

  According to the present invention, in the cellular phone configured as described above, the first cam groove is formed and a circular plate cam integral with the display unit having a plurality of locking grooves formed in the peripheral surface, and the display unit is rotated. A biasing spring that biases in the direction, a locking claw that engages with the locking groove and locks the rotation of the display unit, and engages the locking groove and the locking claw by a user operation. It is characterized by having an unlocking portion for releasing.

  According to this configuration, the plate cam in which the first cam groove is formed is integrated with the display portion, and the locking grooves on the peripheral surface of the plate cam are provided at, for example, three locations at 90 ° intervals. The display unit is urged in one rotational direction by the urging spring, and the display unit is positioned by engaging the locking claw with the locking groove. As a result, the operation unit is accommodated and the display unit is disposed at, for example, a vertically long position where the display unit overlaps with the main unit. When the user operates the locking release portion, the engagement between the locking claw and the locking groove is released and the display portion is rotated by the biasing force of the biasing spring. As a result, the locking claw engages with the adjacent locking groove, the operation portion protrudes, and the display portion is arranged at a position that is disposed horizontally with respect to the vertically long main body portion. Further, when the user operates the unlocking portion, the display portion rotates and the engaging claw engages with the adjacent locking groove, the operation portion protrudes, and the display portion overlaps the main body portion in the longitudinal direction. Positioned.

  Further, the present invention provides the mobile phone having the above-described configuration, wherein the main body portion has a connection terminal to which a charging cable is connected to a surface where the operation portion enters and exits, and the operation portion is formed in a U-shaped cross section. It is characterized by being arranged around the connection terminals. According to this configuration, the operation unit is slid and moved with the charging cable connected to the main body.

  According to the present invention, in the mobile phone configured as described above, an auxiliary display unit that is exposed by turning the display unit and displays information is provided in the main body unit. According to this configuration, when the display unit is rotated, for example, by 90 ° from the state where the display unit is substantially coincident with the main unit, the auxiliary display unit provided on the main unit can be visually recognized.

  According to the present invention, in the mobile phone configured as described above, an auxiliary operation unit that is exposed by the rotation of the display unit and performs a user operation is provided in the main body unit. According to this configuration, when the display unit is rotated by, for example, 90 ° from the state where the display unit is substantially coincident with the main unit, the auxiliary operation unit provided on the main unit can be operated.

  According to the present invention, in the mobile phone configured as described above, the display unit is provided with a microphone for transmission and a speaker for reception. According to this configuration, it is possible to make a call with the operation unit stored in the main body.

  According to the present invention, in the mobile phone configured as described above, the display image on the display panel is switched between portrait and landscape according to the rotational position of the display unit, and stereo speakers are provided on both outer sides in the longitudinal direction of the display panel. It is characterized by that. According to this configuration, for example, the display image on the display panel is displayed in a portrait orientation when the display portions are substantially coincident with each other on the longitudinal body portion. When the display panel is arranged by rotating the display unit by 90 ° and extending in a direction perpendicular to the main body, the display image is displayed horizontally. At this time, stereo speakers are arranged on both outer sides in the longitudinal direction of the display panel that is long in the left-right direction, and sound is output from two distant locations.

  According to the present invention, in the mobile phone configured as described above, stereo microphones for recording are provided at both ends in the longitudinal direction of the display unit. According to this configuration, sound can be collected at two distant locations.

  According to the present invention, in the mobile phone configured as described above, cameras that are arranged on the back side of the display panel and photograph a subject are provided at both ends in the longitudinal direction of the display unit. According to this configuration, a stereoscopic image can be obtained by photographing a subject from two distant locations.

  According to the present invention, in the mobile phone configured as described above, the mobile phone includes a camera that is provided on the back surface of the main body to capture a subject, and the subject image displayed on the display panel according to the rotation position of the display unit is vertically long. It is characterized by switching to landscape. According to this configuration, for example, the subject image is displayed vertically when the display unit is substantially coincident with the main body unit, and the display panel is arranged vertically to be photographed by the camera on the back of the main body unit. When the display unit is rotated by 90 °, for example, the subject image is displayed in landscape orientation, and the display panel is placed in landscape orientation and photographed with a camera.

  According to the present invention, in the cellular phone configured as described above, illumination devices that are arranged on the back side of the display unit and illuminate a subject are provided at both ends in the longitudinal direction of the display unit. According to this configuration, it is possible to illuminate the subject from two places apart from each other by disposing the display unit horizontally.

  According to the present invention, the display unit that overlaps the main unit can be rotated in a plane parallel to the display panel, and the operation unit can be inserted into and removed from the main unit. In addition, the video can be viewed horizontally on a large screen. Further, since the operation unit is housed in the main body, the mobile phone can be miniaturized and portability is improved.

  Further, according to the present invention, since the rotation of the display unit and the slide of the operation unit are interlocked, there is no need to perform a separate installation operation, and the convenience of the mobile phone is improved.

  Further, according to the present invention, the lever having the first and second cam projections and rotatably supported by the main body at a rotation center different from that of the display unit, and the first cam projection are provided on the display unit. A first cam groove that rotates the lever with the rotation of the display unit, and a first cam groove that is provided in the operation unit and engages with the second cam projection to move the operation unit in and out of the main body unit with the rotation of the lever. Since the two cam grooves are provided, a mobile phone in which the rotation of the display unit and the slide of the operation unit are interlocked can be easily realized.

  Further, according to the present invention, the first cam groove is formed and the circular plate cam integrated with the display portion in which the plurality of positioning grooves are provided on the peripheral surface, and the rotation position of the plate cam is fitted to the positioning groove. Since the positioning spring for positioning is provided, a mobile phone capable of arranging the display unit at a predetermined rotational position in conjunction with the rotation of the display unit and the slide of the operation unit can be realized in a compact manner.

  According to the present invention, the first cam groove is formed and the circular plate cam integral with the display portion in which a plurality of locking grooves are formed in the peripheral surface, and the urging spring for urging the display portion in the rotation direction. And a locking claw that engages with the locking groove to lock the rotation of the display portion, and a locking release portion that releases the engagement between the locking groove and the locking claw by a user operation. In addition, a mobile phone capable of arranging the display unit at a predetermined rotation position in conjunction with the rotation of the display unit and the slide of the operation unit can be realized in a compact manner.

  According to the invention, the positioning means for positioning the rotation position of the display unit, the urging spring for urging the operation unit in the direction protruding from the main body unit, the locking unit provided in the operation unit, and the locking unit Since it has a locked portion that engages and locks the protrusion from the main body portion of the operation portion, and a lock release portion that releases the engagement between the locking portion and the locked portion by a user operation, A mobile phone in which the operation unit can be inserted and removed from the main body by sliding can be easily realized.

  In addition, according to the present invention, since the restricting means for restricting the rotation of the display portion when the locking portion and the locked portion are engaged is provided, the display portion can be prevented from rotating during carrying.

  According to the present invention, the restricting means includes the rotation restricting groove extending in the sliding direction of the operation portion and the protrusion engaging with the rotation restricting groove. Therefore, the restricting means for restricting the rotation of the display portion can be easily realized. it can.

  According to the present invention, since the operation portion is formed in a U-shaped cross section and arranged around the connection terminal, the operation portion can be slid while the connection terminal is connected to the main body portion. Therefore, the convenience of the mobile phone is improved.

  Further, according to the present invention, since the main display unit is provided with an auxiliary display unit that is exposed by turning the display unit to display information, the auxiliary display unit can be used when the display unit is rotated for video viewing. Information such as incoming calls can be easily viewed. Therefore, the convenience of the mobile phone is improved.

  Further, according to the present invention, since the main body unit is provided with the auxiliary operation unit that is exposed by the rotation of the display unit and performs user operations, the video operation is performed by the auxiliary operation unit when the display unit is rotated to perform video viewing or the like. It can be performed. Therefore, the operation is easy to understand and the convenience is improved, and the operation keys of the operation unit can be reduced to reduce the size of the mobile phone.

  Further, according to the present invention, since the display unit is provided with the microphone and the speaker, it is possible to receive a call and talk while the operation unit is stored. Therefore, the convenience of the mobile phone is improved.

  Further, according to the present invention, since the stereo speakers are provided on both outer sides in the longitudinal direction of the display panel, a video image or the like can be viewed with realistic sound by displaying a horizontally long display image with the display panel being horizontally long. be able to.

  In addition, according to the present invention, since the stereo microphones for recording are provided at both ends in the longitudinal direction of the display unit, the stereo microphones can be placed apart to perform a realistic stereo recording.

  Further, according to the present invention, since the cameras for photographing the subject are provided at both ends in the longitudinal direction of the display unit, a stereoscopic image can be easily photographed.

  Also, according to the present invention, a camera is provided on the back of the main body, and the subject image is switched between portrait and landscape depending on the rotation position of the display unit, so that the operation unit can be easily captured regardless of the camera angle. This improves the operability of the mobile phone.

  In addition, according to the present invention, since the illuminating devices for illuminating the subject are provided at both ends in the longitudinal direction of the display unit, it is possible to illuminate in a wide range from two distant locations, and the image quality of the captured image can be improved.

  Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing a mobile phone according to the first embodiment. The cellular phone 1 has a main body unit 10, a display unit 20, and an operation unit 30. The display unit 20 includes a rectangular display panel 21 that displays an image, and is provided with a frame portion 20a along the periphery of the display panel 21 so that the display unit 20 has a substantially rectangular shape in plan view. A speaker 22 for receiving a call is provided below the display panel 21 in the longitudinal direction.

  The main body 10 includes a battery and a control board (both not shown), and has a substantially rectangular shape in plan view so as to substantially coincide with and overlap the display unit 20. The display unit 20 is supported by the main body 10 on the back side with the display panel 21 facing the front, and is rotatable in a plane parallel to the display panel 21. The operation unit 30 is provided with operation keys 31 (see FIG. 5) for performing user operations, and is housed in the main body unit 10.

  FIG. 2 is a front view showing the internal configuration of the main body 10. The main body 10 is covered with a housing 11, and an opening 11 a through which the operation unit 30 is put in and out is formed below the housing 11. The main body 10 is provided with a lever 51 that is pivotally supported by a support shaft 52 that is disposed at a side end. The lever 51 is formed to have a length substantially equal to the width of the main body 10, and first and second cam protrusions 51 a and 51 b are projected from a substantially central portion and an end opposite to the support shaft 52.

  The lower part 30b of the operation part 30 is formed to have substantially the same width as the opening part 11a, and the upper part 30c is wider than the width of the opening part 11a. The lower part 30b slides on the opening part 11a, and the upper part 30c slides on the inner wall 11b of the housing 11a so that the operation part 30 is slidably guided. Further, the upper portion 30c is in contact with the periphery of the opening portion 11a to prevent the operation portion 30 from falling off.

  A circular plate cam 41 is integrally provided on the display unit 20 (see FIG. 1). The plate cam 41 is rotatably supported by a shaft portion 25 disposed substantially at the center of the main body portion 10. The plate cam 41 is provided with a connector 23 for connecting one end of the flexible cable 24, and the other end of the flexible cable 24 is connected to a connector 15 provided in the main body 10. Thereby, the display part 20 and the main-body part 10 are electrically connected.

  On the peripheral surface of the plate cam 41, positioning grooves 41a, 41b and 41c are provided at three positions at intervals of 90 °. The main body 10 is provided with a positioning spring 53 made of a leaf spring having a curved tip. When the tip of the positioning spring 53 is fitted into the positioning grooves 41a, 41b, 41c, the rotational position of the plate cam 41 is positioned.

  The plate cam 41 has a first cam groove 41d that engages with the first cam protrusion 51a. A second cam groove 30a that extends in the width direction of the main body portion 10 and engages with the second cam protrusion 51b is recessed in one end of the upper portion 30c of the operation portion 30.

  As shown in the figure, when the plate cam 41 is disposed at a position where the positioning spring 53 is fitted in the positioning groove 41a, the first and second cam protrusions 51a and 51b are respectively connected to the first and second cam grooves 41d and 41d. It is arranged at one end of 30a. At this time, the display unit 20 overlaps with the main body unit 10 in a substantially coincident state, and the operation unit 30 is in the first state stored in the main body unit 10 (see FIG. 1). Thereby, the mobile phone 1 can be carried in a compact state.

  When the display unit 20 is rotated clockwise in the drawing together with the plate cam 41, the positioning spring 53 is retracted from the positioning groove 41a and slides with the peripheral surface of the plate cam 41, and the first cam projection 51a is inserted into the first cam groove 41d. Will be guided. As a result, the lever 51 rotates and tilts downward in the figure. As the lever 51 rotates, the second cam projection 51b slides with the second cam groove 30a, and the operation unit 30 is pushed downward.

  Then, as shown in FIG. 3, the positioning spring 53 is fitted into the positioning groove 41b, and the plate cam 41 is positioned. At this time, the first cam protrusion 51a is disposed in the middle of the first cam groove 41d, and the second cam protrusion 51b is disposed at the other end of the second cam groove 30a. As a result, the display unit 20 is arranged horizontally with respect to the main body unit 10 arranged vertically, and the operation unit 30 is in the second state protruding from the main body unit 10.

  FIG. 4 is a perspective view showing the mobile phone 1 in the second state. The operation unit 30 protrudes from the lower part of the main body unit 10 arranged vertically, and the operation keys 31 provided on the operation unit 30 can be operated. In addition, the main body 10 or the operation unit 30 is held by the microphone 32 for transmission provided below the operation keys 31 and the speaker 22 for reception provided on the display unit 20 to enable a call. . Further, the display unit 20 is arranged horizontally, and the display image of the display panel 21 is displayed in a landscape shape with the operation unit 30 side down. Therefore, video images received via the Internet, video images stored in a memory (not shown), navigation images, and the like can be viewed on a horizontally long large screen.

  In FIG. 3, when the display unit 20 is rotated clockwise in the drawing together with the plate cam 41 from the second state, the positioning spring 53 is retracted from the positioning groove 41b and slides with the peripheral surface of the plate cam 41. The first cam protrusion 51a is guided to the cam groove 41d. At this time, the first cam groove 41d is formed with the same radius around the shaft portion 25 in the second state and thereafter. For this reason, the lever 51 and the operation part 30 maintain the same position as a 2nd state.

  Then, as shown in FIG. 5, the positioning spring 53 is fitted into the positioning groove 41c, and the plate cam 41 is positioned. At this time, the first cam protrusion 51a is disposed at the end of the first cam groove 41d. As a result, the display unit 20 substantially coincides with and overlaps with the main body unit 10 arranged vertically, and the operation unit 30 protrudes from the main body unit 10. The first cam protrusion 51a is in contact with both ends of the first cam groove 41d, and the rotation angle of the display unit 20 is restricted.

  FIG. 6 is a perspective view showing the mobile phone 1 in the third state. The display unit 20 is rotated 180 ° with respect to the first state, and the speaker 22 is arranged upward. Thereby, it is possible to talk while holding the main body 10 or the operation unit 30. In addition, the display image is displayed on the display panel 21 arranged in a portrait orientation in a portrait orientation with the operation unit 30 side down. As a result, it is possible to perform information confirmation, e-mail confirmation, and the like using the large-screen display panel 21 provided in the display unit 20 having a size that substantially matches the main body unit 10. Note that the mobile phone 1 can be shifted to the second state and the first state by rotating the display unit 20 in the direction opposite to the above from the third state.

  FIG. 7 shows a rear perspective view of the mobile phone 1. A connection terminal 14 for connecting the headphones 72 is provided on one side surface of the main body 10. The connection terminal 14 is formed of a 3.5φ mini jack (female), and a headphone 72 having a 3.5φ mini jack (male) can be connected thereto.

  A distance L from the center of the connection terminal 14 to the surface on the display unit 20 side of the main body 10 is formed larger than the radius (D / 2) of the plug 72a of the headphone 72. Thereby, even if the display unit 20 is rotated with the headphones 72 connected, the plug 72a and the display unit 20 do not interfere with each other, so that the convenience of the mobile phone 1 can be prevented from being lowered.

  A connection terminal 16 for connecting a charging cable 71 for charging a battery (not shown) is provided on the lower surface of the main body 10 through which the operation unit 30 enters and exits. As shown in the bottom view of FIG. 8, the operation unit 30 is formed in a U-shaped cross section and is disposed around the connection terminal 16. Thereby, even if the operation part 30 is put in and out of the main body part 10 with the charging cable 71 connected to the connection terminal 16, the charging cable 71 and the operation part 30 do not interfere with each other. Therefore, it is possible to further prevent the convenience of the mobile phone 1 from being lowered.

  According to the present embodiment, the display unit 20 overlapping the main body unit 10 is rotatable in a plane parallel to the display panel 21, and the operation unit 30 can be inserted into and removed from the main body unit 10. Can be placed vertically to perform telephone operations, and horizontally placed to view video images and the like over the Internet on a large screen. Further, since the operation unit 30 is housed in the main body unit 10, the mobile phone 1 can be downsized and the portability can be improved.

  In addition, since the rotation of the display unit 20 and the slide of the operation unit 30 are linked via the lever 51, it is not necessary to perform a separate installation operation, and the convenience of the mobile phone 1 is improved.

  Next, FIG. 9 is a front view showing the inside of the main body of the mobile phone 1 of the second embodiment. For convenience of explanation, the same parts as those in the first embodiment shown in FIGS. The present embodiment differs from the first embodiment in that the display unit 20 and the operation unit 30 operate and the mechanism for rotating the display unit 20 is different.

  Similar to the first embodiment, the main body 10 is covered with a housing 11, and an opening 11 a through which the operation unit 30 is inserted and removed is formed below the housing 11. The main body 10 is provided with a lever 51 that is pivotally supported by a support shaft 52 that is disposed at a side end. The lever 51 is formed to have a length substantially equal to the width of the main body 10, and first and second cam protrusions 51 a and 51 b are projected from a substantially central portion and an end opposite to the support shaft 52.

  The lower part 30b of the operation part 30 is formed to have substantially the same width as the opening part 11a, and the upper part 30c is wider than the width of the opening part 11a. The lower part 30b slides on the opening part 11a, and the upper part 30c slides on the inner wall 11b of the housing 11a so that the operation part 30 is slidably guided. Further, the upper portion 30c is in contact with the periphery of the opening portion 11a to prevent the operation portion 30 from falling off.

  A circular plate cam 41 is integrally provided on the display unit 20 (see FIG. 10). The plate cam 41 is rotatably supported by a shaft portion 25 disposed substantially at the center of the main body portion 10. A stopper 41e is projected from the plate cam 41, and the other end 63b of a biasing spring 63 made of a torsion spring having one end 63a fixed to the main body 10 is locked by the stopper 41e. Thereby, the plate cam 41 is urged clockwise in the drawing.

  The plate cam 41 is provided with a connector 23 for connecting one end of the flexible cable 24, and the other end of the flexible cable 24 is connected to a connector 15 provided in the main body 10. Thereby, the display part 20 and the main-body part 10 are electrically connected.

  On the peripheral surface of the plate cam 41, locking grooves 41s, 41t, and 41u are provided at three positions at intervals of 90 °. A lock lever 61 having a locking claw 61 a that engages with the locking grooves 41 s, 41 t, and 41 u is pivotally supported on the main body 10 by a support shaft 62. When the locking claw 61a engages with the locking grooves 41s, 41t, 41u, the rotation of the plate cam 41 is locked and the rotation position is positioned.

  The lock lever 61 is formed in an L shape, and a release button 61b (lock release portion) that protrudes from the main body 10 and can be pressed by the user is provided on the opposite side of the support shaft 62 from the lock claw 61a. ing. When the release button 61b is pressed, the lock lever 61 rotates and the engagement between the locking claw 61a and the locking grooves 41s, 41t, 41u can be released. The release button 61b may be formed of a separate member from the locking claw 61a, and the engagement between the locking claw 61a and the locking grooves 41s, 41t, 41u may be released.

  The plate cam 41 has a first cam groove 41d that engages with the first cam protrusion 51a. A second cam groove 30a that extends in the width direction of the main body portion 10 and engages with the second cam protrusion 51b is recessed in one end of the upper portion 30c of the operation portion 30.

  As shown in the figure, when the plate cam 41 is disposed at a position where the locking claw 61a is engaged with the locking groove 41s, the first and second cam projections 51a and 51b are respectively the first and second cam grooves. 41d and 30a are disposed at one end. At this time, the display unit 30 overlaps with the main body unit 10 in a substantially coincident state, and the operation unit 30 is in the first state stored in the main body unit 10 (see FIG. 1). Thereby, the mobile phone 1 can be carried in a compact state.

  When the release button 61b is pressed and released, the engagement between the locking claw 61a and the locking groove 41s is released, and the locking claw 61a slides on the peripheral surface of the plate cam 41 by the biasing force of the biasing spring 63. The display unit 20 rotates in the clockwise direction in the drawing together with the plate cam 41. As a result, the first cam protrusion 51a is guided in the first cam groove 41d, and the lever 51 is rotated and tilted downward in the drawing. As the lever 51 rotates, the second cam projection 51b slides with the second cam groove 30a, and the operation unit 30 is pushed downward.

  Then, as shown in FIG. 10, the locking claw 61a engages with the locking groove 41t, and the plate cam 41 is positioned. At this time, the first cam protrusion 51a is disposed in the middle of the first cam groove 41d, and the second cam protrusion 51b is disposed at the other end of the second cam groove 30a. As a result, the display unit 20 is arranged horizontally with respect to the main body 10 arranged vertically, and the operation unit 30 protrudes from the main body 10 (see FIG. 4).

  Further, when the release button 61b is pressed and released, the engagement between the locking claw 61a and the locking groove 41s is released. Accordingly, the display unit 20 rotates together with the plate cam 41 in the clockwise direction from the second state by the urging force of the urging spring 63. Since the first cam groove 41d is formed with the same radius around the shaft portion 25 after the second state, the lever 51 and the operation portion 30 maintain the same position as in the second state.

  Then, the locking claw 61a engages with the locking groove 41u, and the plate cam 41 is positioned. At this time, the first cam protrusion 51a is disposed at the end of the first cam groove 41d. As a result, as shown in FIG. 6 described above, the display unit 20 is substantially coincident with and overlapped with the main body unit 10 that is arranged vertically, and the operation unit 30 is in the third state protruding from the main body unit 10. . Further, by rotating the display unit 20 in the direction opposite to the above while pressing the release button 61b, the mobile phone 1 shifts to the second state and the first state.

  According to the present embodiment, as in the first embodiment, the display unit 20 that overlaps the main body unit 10 is rotatable in a plane parallel to the display panel 21, and the operation unit 30 is taken in and out of the main body unit 10. Therefore, the display panel 21 of the display unit 20 can be placed vertically to perform a telephone operation, and can be placed horizontally to view a video image or the like via the Internet on a large screen. Further, since the operation unit 30 is housed in the main body unit 10, the mobile phone 1 can be downsized and the portability can be improved.

  In addition, since the rotation of the display unit 20 and the slide of the operation unit 30 are linked via the lever 51, it is not necessary to perform a separate installation operation, and the convenience of the mobile phone 1 is improved. Furthermore, by providing the lock lever 61, the display unit 20 can be rotated only by operating the release button 61b. Therefore, the convenience of the mobile phone 1 is further improved.

  Next, FIG. 11 is a front view showing the inside of the main body of the mobile phone 1 of the third embodiment. For convenience of explanation, the same parts as those in the first embodiment shown in FIGS. In the present embodiment, the display unit 20 rotates and the operation unit 30 slides as in the first embodiment, and the operation mechanisms of the display unit 20 and the operation unit 30 are different from those in the first embodiment.

  The main body 10 is covered with a housing 11, and an opening 11 a through which the operation unit 30 is put in and out is formed below the housing 11. The lower part 30b of the operation part 30 is formed to have substantially the same width as the opening part 11a, and the upper part 30c is wider than the width of the opening part 11a. The lower part 30b slides on the opening part 11a, and the upper part 30c slides on the inner wall 11b of the housing 11a so that the operation part 30 is slidably guided. Further, the upper portion 30c is in contact with the periphery of the opening portion 11a to prevent the operation portion 30 from falling off.

  A guide portion 35 extending upward is provided at one end of the operation portion 30. The guide part 35 is formed with a hole part 35b extending vertically. A biasing spring 34 made of a compression spring whose one end is in contact with the top surface of the housing 11 is inserted into the hole 35b. Thereby, the operation part 30 is urged | biased in the direction which protrudes from the opening part 11a of the main-body part 10. As shown in FIG. The biasing spring 34 may be constituted by a tension spring.

  A locked portion 35 a made of a protrusion is provided on the side surface of the guide portion 35. A lock lever 33 is supported on the main body 10 by a support shaft 33a. The lock lever 33 is provided with a locking portion 33b made of a protrusion that engages with the locked portion 35a. When the locking portion 33b is engaged with the locked portion 35a, the state where the operation portion 30 is housed in the main body portion 10 is maintained. The locking portion 33b and the locked portion 35a are formed of protrusions, but one of them may be a groove.

  A release button 33c (lock release portion) that protrudes from the main body portion 10 and can be pressed by the user is provided on the opposite side of the lock shaft 61a to the lock portion 33b. When the release button 33c is pressed, the lock lever 33 is rotated to release the engagement between the locking portion 33b and the locked portion 35a. The release button 33c may be formed by a member separate from the locking portion 33b, and the engagement between the locking portion 33b and the locked portion 35a may be released.

  A circular plate cam 41 is integrally provided on the display unit 20 (see FIG. 12). The plate cam 41 is rotatably supported by a shaft portion 25 disposed substantially at the center of the main body portion 10. The plate cam 41 is provided with a connector 23 for connecting one end of the flexible cable 24, and the other end of the flexible cable 24 is connected to a connector 15 provided in the main body 10. Thereby, the display part 20 and the main-body part 10 are electrically connected.

  On the peripheral surface of the plate cam 41, positioning grooves 41a, 41b and 41c are provided at three positions at intervals of 90 °. The main body 10 is provided with a positioning spring 53 made of a leaf spring whose curved tip fits into the positioning grooves 41a, 41b, 41c. When the positioning spring 53 is fitted in the positioning grooves 41a, 41b, 41c, the rotational position of the plate cam 41 is positioned. Therefore, the positioning spring 53 and the positioning grooves 41a, 41b, 41c constitute positioning means for positioning the rotational position of the plate cam 41.

  The plate cam 41 is formed with a rotation restricting groove 41f that extends in the sliding direction of the operation unit 30 when the positioning spring 53 is fitted in the positioning groove 41a. The operating portion 30 is provided with a protrusion 30d that engages with the rotation restricting groove 41f. When the protrusion 30d is engaged with the rotation restricting groove 41f, the plate cam 41 is locked, and the display unit 20 cannot rotate. Accordingly, the rotation restricting groove 41f and the protrusion 30d constitute a restricting means for restricting the rotation of the display unit 20. The rotation restricting groove 41 f may be provided in the operation unit 30 and the protrusion 30 d may be provided in the display unit 20.

  As shown in the figure, the plate cam 41 is disposed at a position where the positioning spring 53 is fitted in the positioning groove 41a, and the engaging portion 33b is engaged with the engaging claw 35a. At this time, the display unit 30 overlaps with the main body unit 10 in a substantially coincident state, and the operation unit 30 is in the first state stored in the main body unit 10 (see FIG. 1). Thereby, the mobile phone 1 can be carried in a compact state.

  When the release button 33c is pressed, the engagement between the locking portion 33b and the locked portion 35a is released, and the operating portion 30 is pushed downward by the biasing force of the biasing spring 34. Thereby, the protrusion 30d is retracted from the rotation restricting groove 41f, and the display unit 20 can be rotated. When the display unit 20 is rotated together with the plate cam 41, as shown in FIG. 12, the positioning spring 53 is fitted into the positioning groove 41c and the plate cam 41 is positioned. As a result, the display unit 20 is arranged horizontally with respect to the main body unit 10 arranged vertically, and the operation unit 30 protrudes from the main body unit 10 (see FIG. 4).

  Further, when the display unit 20 is rotated, the positioning spring 53 is fitted into the positioning groove 41c and the plate cam 41 is positioned. As a result, as shown in FIG. 6 described above, the display unit 20 is substantially coincident with and overlapped with the main body unit 10 that is arranged vertically, and the operation unit 30 is in the third state protruding from the main body unit 10. .

  According to the present embodiment, as in the first embodiment, the display unit 20 overlapping the main body unit 10 can be rotated in a plane parallel to the display panel 21, and the operation unit 30 can be inserted into and removed from the main body unit 10. The display panel 21 of the display unit 20 can be placed vertically to perform telephone operations, and can be placed horizontally to view a video image or the like via the Internet on a large screen. Further, since the operation unit 30 is housed in the main body unit 10, the mobile phone 1 can be downsized and the portability can be improved.

  The operation unit 30 may be protruded from the main body unit 10 from the first state, and the telephone operation may be performed when the display unit 20 is not rotated. Thereby, it is not necessary to shift to the third state, and the rotation operation of the display unit 20 can be omitted.

  Next, FIG. 13 is a rear perspective view showing the mobile phone 1 of the fourth embodiment. For convenience of explanation, the same parts as those in the first embodiment shown in FIGS. In the present embodiment, an auxiliary display unit 12 is provided on the upper portion of the main body unit 10. Other parts are the same as those in the first embodiment.

  The auxiliary display unit 12 is composed of a liquid crystal panel or the like, and is exposed when the display unit 20 is arranged horizontally in the second state. The auxiliary display unit 12 displays information such as an incoming call destination number and remaining battery level. As a result, the user can easily view information such as the destination number and the remaining battery level without narrowing the display range of the display panel 21 when viewing the video in the second state. Therefore, the convenience of the mobile phone 1 is improved. The mobile phone according to the second and third embodiments may be configured similarly.

  Next, FIG. 14 is a perspective view showing the mobile phone 1 of the fifth embodiment. For convenience of explanation, the same parts as those in the first embodiment shown in FIGS. In the present embodiment, an auxiliary operation unit 13 is provided in the lower part of the main body unit 10. Other parts are the same as those in the first embodiment.

  The auxiliary operation unit 13 includes operation keys, and is exposed when the display unit 20 is arranged horizontally in the second state. Functions such as video operation and navigation operation are assigned to the auxiliary operation unit 13. Thereby, when a video image or a navigation screen is displayed on the display panel 21 in the second state, a desired operation related to the display screen can be performed by the auxiliary operation unit 13.

  Accordingly, it is easy to understand the operation, the convenience of the mobile phone 1 is improved, and the operation keys 31 of the operation unit 30 are reduced, so that the mobile phone 1 can be downsized. The mobile phone according to the second and third embodiments may be configured similarly.

  Next, FIG. 15 is a perspective view showing the mobile phone 1 of the sixth embodiment. For convenience of explanation, the same parts as those in the first embodiment shown in FIGS. In the present embodiment, a microphone 32 for transmission is provided on the display unit 20. Other parts are the same as those in the first embodiment.

  The speaker 22 and the microphone 32 are disposed at both ends in the longitudinal direction of the display unit 20 with the display panel 21 interposed therebetween. Thereby, in the first state, it is possible to receive a call and talk while receiving the operation unit 30 in the main body unit 10, and the convenience of the mobile phone 1 is improved. The mobile phone according to the second and third embodiments may be configured similarly.

  Next, FIG. 17 is a perspective view showing the mobile phone 1 of the seventh embodiment. For convenience of explanation, the same parts as those in the first embodiment shown in FIGS. In the present embodiment, the display unit 20 is provided with a stereo speaker 26. Other parts are the same as those in the first embodiment.

  Stereo speakers 26 are provided on both outer sides of the display panel 21 in the longitudinal direction. In the second state, the display panel 21 is arranged horizontally, and the two stereo speakers 26 can be used to view video images and the like with realistic sound. In the third state, the stereo speaker 26 can be used as a telephone receiving speaker. The mobile phone according to the second and third embodiments may be configured similarly.

  Next, FIG. 17 is a rear perspective view showing the mobile phone 1 of the eighth embodiment. For convenience of explanation, the same parts as those in the first embodiment shown in FIGS. In the present embodiment, a stereo microphone 27 is provided on the back surface of the display unit 20. Other parts are the same as those in the first embodiment.

  The stereo microphones 27 are provided at both ends of the display unit 20 in the longitudinal direction. When the display unit 20 is arranged horizontally in the second state, the stereo microphones 27 collect sound at two separate locations and record them in a memory (not shown) or the like. Can do. Thereby, stereo recording with a sense of reality can be performed. The stereo microphone 27 may be provided on the front surface of the display unit 20. The mobile phone according to the second and third embodiments may be configured similarly.

  Next, FIG. 18 is a perspective view showing the mobile phone 1 of the ninth embodiment. For convenience of explanation, the same parts as those in the first embodiment shown in FIGS. In the present embodiment, two cameras 28 for photographing are provided on the back surface of the display unit 20. Other parts are the same as those in the first embodiment.

  The cameras 28 are provided at both ends of the display unit 20 in the longitudinal direction, and are exposed when the display unit 20 is arranged horizontally in the second state. Image data of the subject imaged by the two cameras 28 is subjected to image processing by an image processing unit (not shown) provided in the main body unit 10, and a stereoscopic image is displayed on the display panel 21. Accordingly, a stereoscopic image can be easily taken. The mobile phone according to the second and third embodiments may be configured similarly.

  Next, FIG. 19 is a perspective view showing the mobile phone 1 of the tenth embodiment. For convenience of explanation, the same parts as those in the first embodiment shown in FIGS. In the present embodiment, a camera 28 for photographing is provided on the back surface of the main body unit 10, and two illumination devices 29 are provided on the back surface of the display unit 20. Other parts are the same as those in the first embodiment.

  The camera 28 is provided in the upper part of the back surface of the main body unit 10 and can photograph a subject by confirming a subject image displayed on the display panel 21 in the second state or the third state. When the display panel 21 is arranged horizontally in the second state, the subject image is displayed horizontally. When the display panel 21 is arranged vertically in the third state, the subject image is displayed vertically. As a result, the operation unit 30 can be gripped and photographed easily regardless of the camera angle, and the operability of the mobile phone 1 is improved.

  The illumination devices 29 are provided at both ends of the display unit 20 in the longitudinal direction, and are exposed when the display unit 20 is disposed horizontally. A wide range of illumination is possible by illuminating the subject with two separate illumination devices 29. Therefore, the image quality of the captured image can be improved. The mobile phone according to the second and third embodiments may be configured similarly.

  The present invention can be used for a mobile phone having a display unit for displaying information and an operation unit for performing user operations.

The perspective view which shows the 1st state of the mobile telephone of 1st Embodiment of this invention. The front view which shows the internal structure of the 1st state of the mobile telephone of 1st Embodiment of this invention. The front view which shows the internal structure of the 2nd state of the mobile telephone of 1st Embodiment of this invention. The perspective view which shows the 2nd state of the mobile telephone of 1st Embodiment of this invention. The front view which shows the internal structure of the 3rd state of the mobile telephone of 1st Embodiment of this invention. The perspective view which shows the 3rd state of the mobile telephone of 1st Embodiment of this invention. 1 is a rear perspective view of a mobile phone according to a first embodiment of the present invention. The bottom view of the main-body part of the mobile telephone of 1st Embodiment of this invention. The front view which shows the internal structure of the 1st state of the mobile telephone of 2nd Embodiment of this invention. The front view which shows the internal structure of the 2nd state of the mobile telephone of 2nd Embodiment of this invention. The front view which shows the internal structure of the 1st state of the mobile telephone of 3rd Embodiment of this invention. The front view which shows the internal structure of the 2nd state of the mobile telephone of 3rd Embodiment of this invention. The perspective view which shows the mobile telephone of 4th Embodiment of this invention. The perspective view which shows the mobile telephone of 5th Embodiment of this invention. The perspective view which shows the mobile telephone of 6th Embodiment of this invention. The perspective view which shows the mobile telephone of 7th Embodiment of this invention. The rear perspective view which shows the mobile telephone of 8th Embodiment of this invention. A rear perspective view showing a cellular phone according to a ninth embodiment of the present invention. The perspective view which shows the mobile telephone of 10th Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Cellular phone 10 Main body part 11 Housing 11a Opening part 12 Auxiliary display part 13 Auxiliary operation part 14, 16 Connection terminal 20 Display part 21 Display panel 22 Speaker 26 Stereo speaker 27 Stereo microphone 28 Camera 29 Illuminating device 30 Operation part 30a 2nd cam Groove 32 Microphone 33 Lock lever 33b Locking part 33c Release button (locking release part)
30d Projection portion 34 Biasing spring 35 Guide portion 35a Locked portion 41 Plate cam 41a, 41b, 41c Positioning groove 41d First cam groove 41e Stopper 41f Rotation restricting groove 41s, 41t, 41u Locking groove 51 Lever 51a First cam Projection 51b Second cam projection 61 Lock lever 61a Locking claw 61b Release button (lock release part)
71 Charging cable 72 Headphones

Claims (12)

A display unit with a display panel for displaying information on the front;
An operation unit having an operation key to perform a user operation;
A main body unit that is arranged on the back surface of the display unit and rotatably supports the display unit in a plane parallel to the display panel, and stores the operation unit so that it can be inserted and removed by sliding.
A lever having first and second cam projections and rotatably supported by the main body at a different rotation center from the display;
A first cam groove that is provided on the display unit and engages with a first cam protrusion to rotate the lever as the display unit rotates;
A second cam groove which is provided in the operation portion and engages with a second cam projection to allow the operation portion to be moved in and out of the main body portion as the lever rotates.
And a rotation of the display unit and a slide of the operation unit are interlocked . A circular plate cam integrated with the display unit having a first cam groove formed therein and a plurality of positioning grooves formed in the peripheral surface, and positioning for fitting the positioning groove to position the rotational position of the plate cam The mobile phone according to claim 1 , further comprising a spring. A circular plate cam integral with the display portion in which a first cam groove is formed and a plurality of locking grooves are formed on the peripheral surface, a biasing spring for biasing the display portion in the rotation direction, and the engagement A locking claw that engages with the locking groove to lock the rotation of the display unit; and a locking release unit that releases the engagement between the locking groove and the locking claw by a user operation. The mobile phone according to claim 1 , wherein: The main body portion has a connection terminal to which a charging cable is connected to a surface where the operation portion enters and exits, and the operation portion is formed in a U-shaped cross section and arranged around the connection terminal. The mobile phone according to any one of claims 1 to 3 . The mobile phone according to any one of claims 1 to 4 , wherein an auxiliary display unit that is exposed by rotation of the display unit and displays information is provided in the main body unit. The mobile phone according to any one of claims 1 to 4 , wherein an auxiliary operation unit that is exposed by the rotation of the display unit and performs a user operation is provided in the main body unit. The mobile phone according to any one of claims 1 to 6 , wherein a microphone for transmission and a speaker for reception are provided on the display unit. Claims 1 6, wherein the switching the display image of the display panel in the vertical and horizontal in accordance with the rotational position of the display unit, and the stereo speakers provided on both outer sides in the longitudinal direction of the display panel The mobile phone according to any one of the above. The mobile phone according to any one of claims 1 to 6 , wherein stereo microphones for recording are provided at both ends in the longitudinal direction of the display unit. The mobile phone according to any one of claims 1 to 6 , wherein a camera that is disposed on a rear side of the display panel and that captures a subject is provided at both ends in the longitudinal direction of the display unit. 2. The camera according to claim 1, further comprising a camera that is provided on a rear surface of the main body to capture a subject, and switches a subject image displayed on the display panel between a portrait and a landscape according to a rotation position of the display. The mobile phone according to claim 6 . 12. The mobile phone according to claim 11 , wherein illumination devices that are arranged on the back side of the display unit and illuminate a subject are provided at both ends in the longitudinal direction of the display unit.

Images