JP5296999B2 - Electronics - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide electronic equipment capable of acquiring a wedge-shaped appearance form in a first closed form and a second closed form without causing a deterioration in beauty or careless largeness of an appearance form for a cram shell type electronic apparatus having two shafts. <P>SOLUTION: The electronic equipment has a lid case which has a tapered shape that becomes thinner toward a free end part, wherein the angle of inclination of a front side formed between a pivot shaft and the front and the angle of inclination of a back side formed between the pivot shaft and a back are set equal to each other, and the front and the back are objects to each other centered on the pivot shaft. The front of the lid case is adjacent over the entire front of the main body case in the first closed form, and the back of the lid case is adjacent over the entire of the main body case in the second closed form. <P>COPYRIGHT: (C)2009,JPO&amp;INPIT

Description

    In the present invention, a main body housing having an operation unit on the front and a lid housing having a display on the front are connected to each other through a connecting body having a rotating biaxial hinge mechanism so as to be openable and closable. It relates to an electronic device.

    For example, in a mobile phone which is an example of an electronic device, a rotating biaxial hinge mechanism is used for the purpose of realizing both various ease of use and compactness when being carried, and realizing various usage forms. There is provided a foldable mobile phone in which a main body housing having an operation unit on the front and a lid housing having a display on the front are connected to each other so as to be openable and closable.

  A cellular phone A shown in FIGS. 6 and 7 includes a main body casing B and a lid casing C, and a front surface Bf of the main body casing B is connected to an operation unit Ba including a plurality of operation keys. The front part Cm of the lid casing C is provided with a receiver part Cr together with a large liquid crystal display screen Cd.

  The main body casing B and the lid casing C can be opened and closed around an opening / closing axis x as shown by an arrow F in FIG. 6 via a connecting body D having a rotating biaxial hinge mechanism (not shown). 6 and is pivotably connected as indicated by an arrow R in FIG. 6 around a turning axis z orthogonal to the opening / closing axis x.

  As a result, the mobile phone A has a closed position (first closed configuration) in which the front face Bf of the main body casing B and the front face Cf of the lid casing C are opposed to each other, and the main body casing from the closed position. An open position in which the lid casing C is opened at a predetermined posture angle with respect to the body B can be taken.

  Further, the mobile phone A has a turn open position obtained by turning (reversing) the lid housing C from the open position by 180 °, and closing the lid housing C from the turn open position. The front Bf and the back surface Cb of the lid casing C are opposed to each other, and a turn-close position (second closing form) in which the main liquid crystal screen Cd is exposed to the outside can be taken.

  Here, in the above-mentioned mobile phone book A, for the purpose of improving the aesthetics and portability, the shape of the lid body C with the front end of the back surface C is lowered, as shown in FIG. 7 (a). When the lid casing C is in the closed position, the overall shape of the mobile phone A is adopted as a wedge shape, and the lid casing C is in the turn-closed position as shown in FIG. Is corrected by a cushion material Q provided on the front surface Bf of the main body casing B.

  However, in the mobile phone A having the above-described configuration, the lid housing C is in the closed position shown in FIG. 7A and the turn-closed position shown in FIG. 7B. In the situation where the lid case C is in the turn-closed position, the appearance shape of the mobile phone A does not become a wedge shape. It was.

  In order to solve the above inconvenience, a rotating biaxial hinge mechanism is used, and a main body housing having an operation unit on the front and a lid housing having a display on the front are connected to each other so as to be openable and closable and turnable. In such a foldable mobile phone, there is provided a mobile phone that can have a wedge shape as the entire external shape regardless of whether the lid housing is in a closed position or a turn-closed position (for example, Patent Document 1). reference).

  That is, in the mobile phone A ′ shown in FIG. 8 and FIG. 9, the front surface Cf ′ and the back surface Cb ′ of the lid body C ′ are formed in parallel around the turning axis z, and the lid body C When the ′ is in the closed position or the turn closed position, the pivot axis z is configured to be inclined with respect to the front surface Bf of the main body casing B.

  The mobile phone A ′ is the same as the mobile phone A shown in FIGS. 6 and 7 except that the shape of the lid casing C ′ and the turning axis z are inclined. In FIGS. 8 and 9, the same reference numerals as in FIGS. 6 and 7 are appended with a dash, and detailed description thereof is omitted.

According to the mobile phone A ′ having the above-described configuration, the lid casing C ′ corresponding to the main casing B at both the closed position shown in FIG. 9 (a) and the turn closed position shown in FIG. 9 (b). In both cases, the external shape is a wedge shape.
JP 2006-33330 A

  By the way, according to the above-described conventional cellular phone A ′, although the external shape can exhibit a wedge shape in both the closed position and the turn closed position of the lid casing C ′, FIG. 9 (a) and FIG. As is apparent from b), a large gap S ′ is formed between the main body casing B ′ and the lid casing C ′ in both the closed position and the turn-closed position of the lid casing C ′. In addition to greatly deteriorating the aesthetics of the appearance, there is a disadvantage that the gap becomes a dead space and the appearance shape is inadvertently increased.

  In view of the above circumstances, the object of the present invention is to obtain a wedge-shaped appearance shape that does not change between the first closed configuration and the second closed configuration without deteriorating aesthetics or inadvertently increasing the external shape. It is to provide an electronic device to obtain.

In order to achieve the above object, an electronic apparatus according to the present invention includes a main body housing having an operation unit on the front surface, a lid housing having a display unit on the front surface, and the main body housing and the lid housing. A connecting body interposed therebetween, wherein the main body housing and the lid body housing can be opened / closed about the opening / closing axis via the connecting body, and can be turned about a turning axis orthogonal to the opening / closing axis. A first closed configuration in which the front face of the lid casing is opposed to the front face of the main casing, and the main casing and the lid casing are closed, and the main casing. An electronic device that can be transformed into a second closed configuration in which the main body casing and the lid casing are closed with the back of the lid casing facing the front of the body, and the front is flat The main body casing having a simple shape and a linear taper shape that becomes thinner toward the free end, and a pivot axis A front side inclination angle formed with the front surface and a rear side inclination angle formed between the pivot axis and the rear surface are set to be equal to each other, and the lid casing has the front surface and the rear surface formed symmetrically with respect to the rotation axis. In the first closed configuration, the front surface of the lid housing is brought close to the entire front surface of the main body housing, and in the second closed configuration, the back surface of the lid housing is connected to the main body housing. The angle between the swivel axis and a reference horizontal plane that is parallel to the front surface of the main body housing in the first and second closed configurations is the front side. It is equal to the magnitude of the inclination angle and the rear-side tilt angle is characterized by being so that configuration.

In the electronic device according to the present invention, the lid housing is formed into a tapered shape that is thinned toward the free end, and the front and back surfaces of the lid housing are symmetrically formed around the pivot axis. In the first closed form and the second closed form, the lid housing also exhibits the same external shape even in a posture rotated 180 ° around the turning axis.

  In addition, the lid casing is formed in a tapered shape that becomes thin toward the free end, and in the first closed configuration, the front face of the lid casing is brought close to the front face of the main body casing, In the second closed form, the back surface of the lid casing is made close to the entire front face of the main body casing, so that the external shape of the electronic device is the same in both the first closed form and the second closed form. A shape will be exhibited.

  Furthermore, in the first closed configuration, the front surface of the lid housing is brought close to the front surface of the main body housing, and in the second closed configuration, the back surface of the lid housing is extended over the front surface and the entire main body housing. By bringing them close to each other, a large gap is not formed between the main body casing and the lid casing in the first closed configuration and the second closed configuration.

  Thus, according to the electronic apparatus according to the present invention, the external shape of the wedge shape that does not change in both the first closed form and the second closed form, without causing deterioration in aesthetics and inadvertent increase in the external shape. Can be earned.

Hereinafter, the present invention will be described in detail with reference to the drawings illustrating embodiments.
1 to 5 show an embodiment in which the present invention is applied to a mobile phone which is an aspect of an electronic apparatus. A mobile phone 1 in this embodiment includes a main body housing 2 constituting a main body and a lid body. The lid body casing 3 is provided.

  The main body housing 2 has a shape approximating a flat rectangular parallelepiped. On the front surface 2f of the main body housing 2, an operation unit 2M having a plurality of operation keys, a transmitter unit 2m, and the like are provided. Is provided.

  On the other hand, the lid housing 3 has a shape approximating a flat wedge-shaped rectangular parallelepiped as will be described in detail later, and a large main liquid crystal screen 3D, In addition, a receiver 3r and the like are provided, and a small sub liquid crystal screen 3S is provided on the back surface 3b of the lid housing 3 in the same manner.

  The main body housing 2 and the lid housing 3 are centered on the opening / closing axis x as shown by an arrow F in FIG. 3 via a connecting body 4 provided with a rotating biaxial hinge mechanism (not shown). It is connected so as to be able to open and close, and is connected so as to be able to turn around a turning axis z orthogonal to the opening and closing axis x as shown by an arrow R in FIG.

  As a result, the cellular phone 1 has an open position in which the lid housing 3 is opened at a predetermined posture angle with respect to the main body housing 2 as shown in FIG. 1A, and as shown in FIG. From the open position, a closed position (first closed configuration) in which the front surface 2f of the main body housing 2 and the front surface 3f of the lid housing 3 are opposed to each other can be taken.

  The mobile phone 1 includes a turn open position obtained by turning (reversing) the lid housing 3 180 degrees from the open position, as shown in FIG. 2A, and the mobile phone 1 as shown in FIG. From the turn-open position, the front face 2f of the main body case 2 and the rear face 3b of the lid case 3 are opposed to each other, the liquid crystal display screen 3D is exposed to the outside, and the lid case 3 is closed (first position). 2 closed form).

  As shown in FIGS. 3, 4 and 5, the lid housing 3 of the mobile phone 1 has a front surface 3f and a back surface 3b, both of which are flat, and is tapered toward the free end 3v. Is formed.

Further, the front surface 3f and the back surface 3b of the lid housing 3 are formed symmetrically with respect to the turning axis z, and as shown in FIGS. 4 and 5, the front side slope formed by the turning axis z and the front surface 3f is formed. The angle αf and the back side inclination angle αb formed by the pivot axis z and the back surface 3b are set to be equal to each other, and both the front side inclination angle αf and the back side inclination angle αb are set to 1 ° in the embodiment. Has been.

  As shown in FIG. 4B, when the lid body 3 is in the closed position (first closed state), the lid body 3 is in a reference horizontal plane h that includes the opening / closing axis x and is parallel to the front surface 2f of the body housing 2. The closing posture angle θc of the pivot axis z (c) in the lid housing 3 is set to 1 ° (−1 °) in the counterclockwise direction in the drawing in the embodiment.

  Here, the lid housing 3 is formed in a tapered shape that becomes thinner toward the free end 3v, and the closing posture angle θc of the pivot axis z (c) is 1 ° counterclockwise in the figure ( −1 °), the appearance of the mobile phone 1 exhibits a wedge shape when the lid housing 3 is in the closed position.

  Further, by setting the closing posture angle θc of the turning axis z (c) to 1 ° (−1 °) in the counterclockwise direction in the drawing, the front-side inclination angle αf with respect to the turning axis z is set to 1 °. The front surface 3f of the lid housing 3 is close to the front surface 2f of the main body housing 2 while being parallel to each other over the entire surface.

On the other hand, as shown in FIG. 5B, when the lid housing 3 is in the turn-closed position (second closed state), the rotation axis z (c) of the lid housing 3 with respect to the reference horizontal plane h is closed. The orientation angle θc is set to 1 ° (−1 °) in the counterclockwise direction in the drawing in the embodiment, as in the above-described closed position (first closed state).

  Here, the lid housing 3 is formed in a tapered shape that becomes thinner toward the free end 3v, and the closing posture angle θc of the pivot axis z (c) is 1 ° counterclockwise in the figure ( −1 °), the appearance of the mobile phone 1 exhibits a wedge shape when the lid housing 3 is in the turn closed position.

  Further, by setting the closing posture angle θc of the turning axis z (c) to be 1 ° (−1 °) counterclockwise in the figure, the back side inclination angle αb with respect to the turning axis z is set to 1 °. The rear surface 3b of the lid housing 3 is close to the front surface 2f of the main body housing 2 while being parallel to each other over the entire surface.

  4 (b) and 5 (b), when the lid housing 3 is in the open position (see FIG. 1 (a)) or the turn open position (see FIG. 2 (a)), The opening posture angle θo of the turning axis z (o) with respect to the reference horizontal plane h is set to 165 °, and the opening / closing angle θa of the lid housing 3 is set to 166 ° obtained by adding the opening posture angle θo and the closing posture angle θc. Needless to say, the setting of the opening / closing angle θa in the lid housing 3 is adjusted by a stopper provided on a hinge (not shown) as is well known.

In the mobile phone 1 of the embodiment described above, the lid housing 3 is tapered toward the free end 3v, and the front surface 3f and the back surface 3b of the lid housing 3 are centered on the pivot axis z. Are formed symmetrically with each other, so that the lid housing can be rotated 180 degrees around the pivot axis z in the first closed form (see FIG. 4) and the second closed form (see FIG. 5). The body 3 will exhibit the same external shape.

  Further, the lid housing 3 is formed in a tapered shape that becomes thinner toward the free end portion 3v, and the front surface 3f is brought close to the entire front surface 2f of the main body housing 2 in the first closed configuration, 2, the back surface 3 b is brought close to the entire front surface 2 f of the main body housing 2, so that the external shape of the mobile phone 1 is the same in both the first closed form and the second closed form. Will be presented.

  Further, in the first closed configuration, the front surface 3f of the lid housing 3 is brought close to the entire front surface 2f of the main body housing 2, and in the second closed configuration, the back surface 3b of the lid housing 3 is moved to the main body. A large gap is formed between the main body housing 2 and the lid housing 3 in the first closed configuration and the second closed configuration by being close to the entire front surface 2f of the housing 2. There is no.

  Thus, according to the mobile phone 1 of the above-described embodiment, a wedge shape that does not change in both the first closed form and the second closed form without deteriorating the aesthetics and inadvertently increasing the external shape. Appearance shape can be acquired.

  In the embodiment described above, the front side inclination angle αf and the back side inclination angle αb with respect to the turning axis z of the lid housing 3 are set to 1 °, and the turning axis z (c) with respect to the reference horizontal plane h is closed. The orientation posture angle θc is set to 1 ° (−1 °), and these closing posture angles θc, the front side inclination angle αf, and the rear side inclination angle αb are used in the design specifications of the mobile phone, particularly in the appearance design. Of course, it can be arbitrarily set based on this.

Furthermore, in each of the above-described embodiments, an example in which the present invention is applied to a mobile phone that is one aspect of an electronic device has been described. Needless to say, the present invention can also be effectively applied to various electronic devices such as electronic dictionaries and PDAs (Personal Data Assistance), which are connected to the casing in a freely openable and closable manner.

(a) And (b) is an external appearance perspective view which shows the mobile telephone which is one Example of the electronic device concerning this invention. (a) And (b) is an external appearance perspective view which shows the mobile telephone which is one Example of the electronic device concerning this invention. (a), (b) and (c) are the whole front view, whole side view, and whole back view which showed notionally the mobile phone of FIG. 1 and FIG. (a) And (b) is a side view which shows notionally the 1st closing form in the mobile telephone of FIG. (a) And (b) is a side view which shows notionally the 2nd closing form in the mobile telephone of FIG. (a), (b) and (c) are the whole front view, whole side view, and whole back view which show the conventional mobile telephone. (a) And (b) is an external appearance side view showing the 1st closed form in the mobile phone shown in FIG. 6, and the 2nd closed form. (a), (b) and (c) are the whole front view, whole side view, and whole back view which show the other conventional mobile telephone. (a) And (b) is an external appearance side view showing the 1st closed form in the mobile phone shown in FIG. 8, and the 2nd closed form.

Explanation of symbols

1 ... Mobile phone (electronic equipment)
2 ... Main body casing,
2f ... the front,
3 ... Cover body,
3f ... the front,
3b ... the back,
3v ... free end,
4 ... Connected body,
x: Opening / closing axis,
z ... pivot axis,
αf: Front side tilt angle,
αb ... back side tilt angle,
h: Reference horizontal plane,
θa: Opening / closing angle,
θo: Opening posture angle,
θc: Closed posture angle.

Claims (1)

A main body housing having an operation unit on the front surface; a lid housing having a display unit on the front surface; and a connecting body interposed between the main body housing and the lid body housing; The lid housing is connected to the opening / closing axis through the connecting body so as to be openable / closable around the opening / closing axis and to be pivotable around a turning axis orthogonal to the opening / closing axis,
A first closed configuration in which the front surface of the lid housing is opposed to the front surface of the main body housing, and the main body housing and the lid housing are closed;
An electronic device that can be transformed into a second closed configuration in which the back surface of the lid housing is opposed to the front surface of the main body housing and the main body housing and the lid housing are closed,
The main body casing having a flat front surface;
It has a linear taper shape that becomes thinner toward the free end, and the front-side inclination angle formed by the turning shaft and the front surface and the rear-side inclination angle formed by the turning shaft and the rear surface are set to be equal to each other. And the lid casing formed symmetrically with respect to the front and the back,
In the first closed configuration, the front surface of the lid housing is brought close to the entire front surface of the main body housing, and in the second closed configuration, the back surface of the lid housing is connected to the main body housing. Close to the front and the whole ,
In the first closing form and the second closing form, angles formed by the pivot axis and a reference horizontal plane that is parallel to the front surface of the main body housing are larger than the front side inclination angle and the rear side inclination angle. an electronic apparatus characterized by being configured so that the is to set equal.

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