JP2006115277A - Portable terminal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a portable terminal, in which the optional housing which is to be layered on the back of a body housing can be selected and expanded. <P>SOLUTION: The portable terminal 100 which is provided with the body housing 11 having functions as a telephone, an option housing 15 whose function part is hidden by being layered on the back of the body housing 11, and a shaft going along the layered direction of the body housing 11 and the option housing 15 and in which the function part of the option housing 15 is exposable, by relatively turning the body housing 11 and the optional housing 15 centering on the shaft, is configured so that a plurality of different types of option housings 15 are selectively layerable on the back of the body housing 11 with arbitrary number of stages. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a portable terminal in which a plurality of stacked casings are rotatable through an axis along a stacking direction.

  2. Description of the Related Art In recent years, a main body housing having a function as a telephone, an optional housing whose functional part is hidden by being laminated on the back surface of the main body housing, and an axis along the stacking direction of the main body housing and the optional housing are provided. A revolver-type portable terminal has been proposed in which the functional part of the optional housing can be exposed by relatively rotating the main body housing and the optional housing around the center.

  In this type of portable terminal, since the functional unit is exposed by rotating the optional housing, a new area for adding the functional unit can be secured. Thereby, for example, a full keyboard or the like can be mounted, and the mobile terminal is further enhanced in functionality and convenience.

Communication technology (September 2004, China), page 9 "SK65" manufactured by SEIMENS (scheduled to be released in November 2004) au design project, "Concept model list", "Apollo (2002)", [online], KDDI, [Search August 17, 2004], Internet <URL: http://www.au.kddi.com/ au_design_project / models />

As described above, in the conventional portable terminal, a single optional housing that can be exposed is fixed to the back of the body housing in a freely rotatable manner for the purpose of achieving multi-functionality and improving convenience as in the revolver type. Yes. In recent years, the needs of users have been diversified, sophisticated, and parallelized, and there is a need for portable terminals that can select and add option housings.
The present invention has been made in view of the above situation, and an object of the present invention is to provide a portable terminal capable of selecting and expanding an optional housing stacked on the back surface of the main body housing.

  In order to achieve the above object, a mobile terminal according to claim 1 of the present invention includes a main body housing having a function as a telephone, and an optional housing that is laminated on the back surface of the main body housing to conceal the functional portion. And a shaft along the stacking direction of the optional housing, and the function housing of the optional housing can be exposed by rotating the main body housing and the optional housing relative to each other about the shaft. In the terminal, a plurality of different types of optional housings can be selectively stacked on the back surface of the main body housing.

  In this portable terminal, only the necessary number of different types of optional housings can be stacked on the back of the main body housing, and the desired optional housing can be selected according to the user's needs, and Can be expanded.

  The portable terminal according to claim 2, wherein the main body casing and the optional casings are formed in a substantially band shape, and when the main body casing and the optional casing are relatively rotated around the shaft, Both end portions in the direction are exposed symmetrically from both long sides of the main body casing.

  In this portable terminal, functional units having the same area on the left and right sides are arranged across the main body casing, the distance from the main body casing is short, and the left and right can be set equally, and the functional sections (game keys, speakers, etc.) that preferably have a left and right divided arrangement are provided. System) can be realized. Thereby, for example, if the functional unit is a speaker system, a good stereophonic effect can be obtained, and if it is a game key, a balanced input operation corresponding to each hand is possible.

  The portable terminal according to claim 3 is characterized in that recesses are provided at least on both long sides of the main body casing.

  In this portable terminal, the concave portions are provided on both long sides of the main body casing so that both side portions of the main body casing are curved inward, and the portion hidden by overlapping of the main body casing is reduced. It can be expressed in a large area. In addition, if the main body case and the optional case are formed with recesses, when both cases are overlapped, both long sides of the mobile terminal are curved inward, and the fingers can be easily caught and good holding properties can be obtained.

  According to the portable terminal according to the present invention, in the portable terminal in which the laminated main body casing and the optional casing are rotatable relative to each other about the axis along the stacking direction, different types of optional casings are connected to the main body casing. Since an arbitrary number of layers can be selectively stacked on the back surface, a desired option housing can be selected or added according to the needs of the user. As a result, it becomes possible to flexibly cope with diversification, sophistication, and parallelization of needs.

Hereinafter, a preferred embodiment of a mobile terminal according to the present invention will be described with reference to the drawings.
(First embodiment)
1 is a plan view showing a first embodiment of a portable terminal according to the present invention, FIG. 2 is a side view of FIG. 1, FIG. 3 is an exploded perspective view of the portable terminal shown in FIG. 1, and FIG. It is a perspective view showing an example.
In the portable terminal 100 according to the present embodiment, the functional unit 13 (see FIG. 3) is concealed by being stacked on the main body housing 11 having a function as a telephone and the back surface 11a of the main body housing 11 (see FIG. 2). A plurality of optional housings 15. A display unit 17 and an operation unit 19 that are used for at least a normal call operation are provided on the surface of the main body housing 11. In addition, the main body housing 11 includes an unillustrated receiver, transmitter, incoming speaker, transmitter / receiver, data converter, audio processor, image processor, information recorder, controller, and the like.

  The main housing 11 and the optional housing 15 are connected to each other at the center of each housing by an axis (coupling shaft 21) along the stacking direction, and are relatively rotatable around the coupling shaft 21. The coupling shaft 21 couples the main body housing 11 and the optional housing 15 or the optional housings 15 so as to be removable. The replacement assembly of the optional housing 15 may be performed in the product assembly process, or may be replaced by the end user himself.

  In this case, in order to realize easy exchange, a hollow shaft, a rotary joint, or the like that accommodates spiral flexible wiring can be used as the coupling shaft 21. Thereby, easy exchange at the user level can be enabled. When electrical wiring is inserted into the coupling shaft 21, a rotation restriction stopper that restricts rotation at a fixed rotation angle is provided between the casings so as to prevent excessive twisting of the electrical wiring. Also good.

  For example, as shown in FIG. 3, the optional chassis 15 includes a game chassis 15 </ b> A having a cross key 23 and an input key 25, a speaker 27, a speaker chassis 15 </ b> B having a speaker 27, a full keyboard 29, and a full keyboard 29. The full keyboard housing 15C provided may be mentioned. In addition, the optional housing 15 includes a camera housing 15D having a liquid crystal display unit 31 and a camera lens 33 shown in FIG. 4A, an auxiliary input housing 15E having a slide pad 35 shown in FIG. Can be mentioned.

  In the portable terminal 100 according to the present embodiment, a plurality of different types of optional housings 15 can be selectively stacked on the back surface 11a of the main body housing 11 in any number of stages.

  The main body casing 11 and the optional casing 15 are formed in substantially the same shape and size except for a concave portion described later. In the present embodiment, the main body casing 11 and each optional casing 15 are formed in a substantially band shape, and when the main casing 11 and the optional casing 15 are relatively rotated about the coupling shaft 21, the longitudinal length of each optional casing 15 is set. Both end portions 37 in the direction and both end portions 37 in the longitudinal direction (see FIG. 3) are symmetrically exposed from both long sides 39 and both long sides 39 of the main body casing 11.

  That is, if the optional housing 15 is rotated at an angle of approximately 90 ° with respect to the main body housing 11, the functional sections 13 having the same area are disposed on the left and right sides of the main body housing 11, and the distance from the main body housing 11 is short. Thus, it is possible to set the function parts (for example, a game key, a speaker system, etc.) 13 for which left and right division arrangement is preferable. Thereby, if the functional unit 13 is, for example, a speaker system, a good stereophonic effect can be obtained, and if it is a game key, a balanced input operation corresponding to each hand is possible.

  Further, at least both long sides 39 and both long sides 39 of the main body housing 11 are provided with recesses 41. By providing the concave portions 41 on both long sides 39 and both long sides 39 of the main body casing 11, both long sides 39 and both long sides 39 of the main body casing 11 are curved inward and are hidden by the overlapping of the main body casing 15. The portion 13 is reduced, and the optional housing 15 is exposed in a large area. Although not shown, if the recess 41 is formed in both the main body casing 11 and the optional casing 15, when both casings are overlapped, both long sides of the main body casing 11 and the optional casing 15 are curved inward. The finger can be easily caught and good retention can be obtained.

Next, the operation of the mobile terminal configured as described above will be described.
FIG. 5 shows (a), (b), and (c) when the first, second, and third stage optional housings are rotated, and (d) when the first to third stage optional housings are rotated. It is explanatory drawing of the used variation.
In the portable terminal 100 configured as described above, as shown in FIG. 5 (a), when the first option housing 15 is rotated 90 degrees, the cross key 23 and the input key 25 of the game housing 15A are changed. The main body housing 11 is arranged on the left and right sides of the center, and a basic game key arrangement is easily realized.

  Further, as shown in FIG. 5B, when the second option housing 15 is rotated 90 degrees, the speaker 27 and the speaker 27 of the speaker housing 15B are arranged on the left and right sides with the main body housing 11 in the center. Thus, it is possible to reproduce sound with a three-dimensional effect and a sense of presence.

  Further, as shown in FIG. 5C, when the third-stage option housing 15 is rotated 90 degrees, the full keyboard 29 and the full keyboard 29 of the full keyboard housing 15C sandwich the main body housing 11 in the center. It is arranged on the left and right, enabling easy and quick input operations.

  When rotating any optional housing 15, only the optional housing 15 is rotated, and as shown in FIG. 5D, all the optional housings 15A, 15B below the optional housing 15 are provided. 15C may be relatively rotated simultaneously, and according to this, the rotation operability and the holding property can be improved.

  As described above, in the portable terminal 100, only a necessary number of different types of optional housings 15 can be stacked on the back surface 11a of the main body housing 11, and a desired number can be obtained according to the needs of the user. The optional housing 15 can be selected and expanded. As a result, a wide variety of users can be used by providing various optional housings 15. In addition, since the design of the mobile terminal 100 can be basically met to meet the user needs in the option housing 15 portion, the development efficiency can be improved.

  Therefore, according to the portable terminal 100, in the portable terminal 100 in which the main body casing 11 and the optional casing 15 are rotatable relative to each other about the coupling shaft 21 along the stacking direction, a plurality of different types of optional casings 15 are provided. Since any number of layers can be selectively stacked on the rear surface 11a of the main body housing 11, a desired option housing 15 can be selected or expanded according to the needs of the user, and diversification and sophistication of needs. It becomes possible to support parallelization.

(Second Embodiment)
Next, a second embodiment of the mobile terminal according to the present invention will be described.
FIG. 6 is a perspective view showing a second embodiment of the portable terminal according to the present invention, and FIG. 7 is an explanatory diagram of different usage variations of the portable terminal shown in FIG. In each of the following embodiments, the same members as those shown in FIGS. 1 to 5 are denoted by the same reference numerals, and redundant description will be omitted.
In the mobile terminal 200 according to the present embodiment, the lower end portion of the main body housing back surface 11a and the upper end portion of the first stage option housing surface 15a are connected by the coupling shaft 21. The first-stage option housing 15 is connected to the upper surface of the second-stage option housing surface 15a by a coupling shaft 21 provided at the lower end of the back surface.

  For example, FIG. 6 illustrates the case where the optional housings 15 and 15 are connected in two stages, but the third and fourth stages can be connected by a similar connection configuration.

  According to such a connection structure, as shown in FIG. 6, the plurality of functional units 13 and the plurality of functional units 13 can be continuously and integrally exposed to the main body housing 11. Further, in the configuration in which the optional housing 15 is connected in two stages, as shown in FIG. 7A, the second-stage option housing 15D is disposed above the main body housing 11, or as shown in FIG. 7B. As described above, it is possible to arrange the main body housing 11 on one side.

  According to this portable terminal 200, a plurality of functional units 13 can be arranged in an integrated manner, or one large functional unit area can be arranged integrally on the main body housing side.

(Third embodiment)
Next, 3rd Embodiment of the portable terminal which concerns on this invention is described.
FIG. 8 is a perspective view of a third embodiment of the portable terminal according to the present invention, and FIG. 9 is a perspective view of the portable terminal shown in FIG.
In the mobile terminal 300 according to the present embodiment, the main body casing 11 and the optional casing 15 are formed in a substantially square shape. The main body housing 11 and the optional housing 15 are connected mechanically and electrically relative to each other by a similar shaft (joint shaft 21) provided at the center thereof.

  Therefore, according to the portable terminal 300, as shown in FIG. 9, when the option housing 15 is rotated at about 45 ° with respect to the main body housing 11, the four options housing 15 are provided on the four sides of the main body housing 11. The corners of the places are arranged to protrude. That is, a large number of functional parts 13 can be exposed at the same time with a slight rotation of 45 °. Examples of the function unit 13 include the speaker 27 on the left and right, the speaker 27, the slide pad 35 on the lower side, and the camera lens 33 on the upper side.

FIG. 10 is a perspective view showing a modification of the portable terminal according to the present invention, and FIG. 11 is an explanatory diagram when the optional casing of the portable terminal according to the modification shown in FIG. 10 is rotated.
In each of the above embodiments, one optional housing 15 is provided to be rotatable relative to the main body housing 11 via one shaft. However, as shown in FIG. The optional housing 15 of each layer may be divided into a plurality (two in the illustrated example), and each of the optional housings 15 may be connected to the main body housing 11 or the optional housing 15 by the coupling shaft 21.

  In the example shown in the figure, a rectangular option housing is divided into two trapezoidal shapes, and each of the divided option housings 15 is connected to two diagonal corners of the main body housing 11 by a coupling shaft 21.

  According to the connection structure according to such a modification, as shown in FIG. 11, a plurality of option housings 15 can be simultaneously deployed on the main body housing 11.

It is a top view showing 1st Embodiment of the portable terminal which concerns on this invention. It is a side view of FIG. It is a disassembled perspective view of the portable terminal shown in FIG. It is a perspective view showing the other example of an optional housing. (A), (b) and (c) when the first, second and third option housings are rotated, and (d) when the first to third stage optional housings are rotated. It is explanatory drawing of. It is a perspective view showing 2nd Embodiment of the portable terminal which concerns on this invention. It is explanatory drawing of the different use variation of the portable terminal shown in FIG. It is a perspective view of 3rd Embodiment of the portable terminal which concerns on this invention. It is a perspective view at the time of the option housing rotation of the portable terminal shown in FIG. It is a perspective view showing the modification of the portable terminal which concerns on this invention. It is explanatory drawing at the time of the option housing rotation of the portable terminal which concerns on the modification shown in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 11 Main body housing | casing 11a The back surface of a main body housing | casing 13 Function part 15 Optional housing | casing 21 Connection axis | shaft (axis | shaft)
37 Both ends in the longitudinal direction 39 Both long sides of the main body housing 41 Recessed parts 100, 200, 300 Mobile terminal

Claims (3)

A main body housing having a function as a telephone; an optional housing that is concealed by being laminated on the back surface of the main body housing; and an axis along a stacking direction of the main body housing and the optional housing. In the portable terminal capable of exposing the functional part of the optional housing by rotating the main body housing and the optional housing relative to each other,
A mobile terminal, wherein a plurality of different types of optional housings can be selectively stacked on the back surface of the main body housing.   The main body housing and the optional housings are formed in a substantially band shape, and when the main body housing and the optional housing are rotated relative to each other about the axis, both longitudinal ends of the optional housings are both of the main body housing. The mobile terminal according to claim 1, wherein the mobile terminal is exposed symmetrically from the long side.   The portable terminal according to claim 2, wherein concave portions are provided at least on both long sides of the main body casing.

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