JP4586175B2 - Terminal device - Google Patents

Description

  The present invention relates to a terminal device including a casing that is foldably connected to be opened and closed.

  As a conventional mobile phone, there is a so-called folding type mobile phone in which an operation unit casing and a display unit casing are connected so as to be folded and overlapped by a hinge portion. A folding-type mobile phone can take two types of states: a closed style folded so that the operation unit of the operation unit housing and the display unit of the display unit housing face each other, and an open style in an open state.

In addition, there is a so-called biaxial hinge type mobile phone in which the display housing is rotatable with respect to an axis that intersects with the rotation axis of the folding hinge (see, for example, Patent Document 1). In addition to the closed style and the open style, the two-axis hinge type mobile phone has an anti-open style in which the display housing is rotated by 180 ° with respect to an axis that intersects the rotation axis of the folding hinge, Folding from the open style, four types of states can be taken: view style in which the operation unit casing and the display unit casing are overlapped so that the display unit is on the outside.
JP 2005-318164 A

  However, in the above-described mobile phone, the terminal device is used in an upright state with the end of the casing opposite to the hinge portion in contact with the installation surface with the casing opened at a predetermined folding angle. There was a problem of not assuming that.

  An object of the present invention is to provide a terminal device that is suitable for use in an upright position by bringing the end of the housing opposite to the hinge portion into contact with the installation surface in a state where the housing is opened at a predetermined folding angle. Is to provide.

In order to solve the above-described problems, the invention described in claim 1 includes a first housing, a second housing, and a hinge that folds and connects the second housing to the first housing. A terminal device, wherein the first housing and the second housing are connected to each other during a period from a state in which the folding is closed by the hinge portion to a state in which the folding is maximally opened. Stop means for stopping in an opened state at a folding angle, a first end portion of the first housing opposite to the hinge portion, and a second end portion of the second housing opposite to the hinge portion. The first end and the second end are brought into contact with each other in a state where the first casing and the second casing are stopped at a predetermined folding angle by the stopping means. that and a stabilizing means for stabilizing to the installation surface, the first end And at least one of the second ends, a light source and a light transmission that is provided outside the light source and transmits light emitted from the light source to both surfaces of the first casing or the second casing. And the light transmission part forms at least a part of the stabilizing means .

Invention of Claim 2 is a terminal device of Claim 1, Comprising: The said hinge part is an axis | shaft which cross | intersects the opening-and-closing axis | shaft which folds the said 2nd housing | casing with respect to the said 1st housing | casing. The second housing is rotatably connected to the housing .

Invention of Claim 3 is a terminal device of Claim 2 , Comprising: The said hinge part is a state in which the said 1st housing | casing and the said 2nd housing | casing opened more than the predetermined angle, and said 1st The second housing can be rotated with respect to one housing .

According to a fourth aspect of the present invention, in the terminal device according to the second or third aspect, the stabilizing means causes the first casing and the second casing to be folded at a predetermined folding angle by the stopping means. The installation surface on which the first end and the second end are in contact with each other in a state where the first end is opposed to the first case with the predetermined surface of the second case facing the first case It is characterized by stabilizing .

Invention of Claim 5 is a terminal device as described in any one of Claims 1-4 , Comprising : As at least one of the said 1st end part and the said 2nd end part as said stabilization means , The anti-slip process is given to the surface facing the said installation surface .

  According to the present invention, in a state in which the housing is opened at a predetermined folding angle, the terminal device suitable for standing use with the end opposite to the hinge portion of the housing contacting the installation surface Can be provided.

  Hereinafter, embodiments of the present invention will be described in detail. However, although various technically preferable limitations for implementing the present invention are given to the embodiments described below, the scope of the invention is not limited to the following embodiments and illustrated examples.

[First Embodiment]
1 to 6 are perspective views showing a two-axis hinge type mobile phone 1 as a first embodiment of a terminal device of the present invention. FIG. 1 is a “closed style” and FIG. 2 is an “open style”. 3 is a front side of “anti-open style”, FIG. 4 is a back side of “anti-open style”, FIG. 5 is a “stand style”, and FIG. 6 is a perspective view showing “view style”. Each style will be described later.

The cellular phone 1 is generally configured by an operation unit housing 10, a display unit housing 20, and a hinge unit 30 that connects them.
The operation unit housing 10 is provided with an operation unit 11 for operating the mobile phone 1 on one surface. The display unit housing 20 is provided with a display unit 21 that displays characters, images, and the like on one surface.

  The hinge part 30 is provided so as to be openable and closable around the A1 axis with respect to the operation part housing 10, and is provided so as to be rotatable around the A2 axis with respect to the display part housing 20. Therefore, the operation unit of the operation unit housing 10 and the display unit of the display unit housing 20 are overlapped with each other so as to be in a “closed style” illustrated in FIG. Then, the “open style” shown in FIG. 2 can be obtained by rotating (opening) the hinge unit 30 and the display unit housing 20 about the A1 axis with respect to the operation unit housing 10 from the “closed style”. it can.

Further, by rotating (rotating) the display housing 20 from the “open style” by 180 ° about the A2 axis with respect to the hinge portion 30, the “anti-open style” shown in FIGS. Can do. The rotation about the A2 axis is possible in a state where the operation unit housing 10 and the display unit housing 20 are opened at least 90 ° or more. For this reason, it is possible to prevent the corner of the display unit housing 20 on the hinge unit 30 side from hitting the operation unit housing 10.
Further, the “stand style” shown in FIG. 5 is obtained by rotating (closing) the hinge unit 30 and the display unit housing 20 around the A1 axis with respect to the operation unit housing 10 from the “anti-open style”. By rotating (closing), the “view style” shown in FIG. 6 can be obtained.

Here, the “stand style” will be described. FIG. 7 is a side view of the mobile phone 1 in the “stand style”.
The ends of the operation unit housing 10 and the display unit housing 20 on the opposite side to the hinge unit 30 are formed flat so as to be stable when placed on a flat surface such as a desk. In addition, you may give anti-slip coating to the edge part on the opposite side to the hinge part 30 of the operation part housing | casing 10 and the display part housing | casing 20 which contacts a desk etc.

  As shown in FIG. 7, the operation unit housing 10 and the display unit housing 20 are fixed at a predetermined angle with respect to the A1-axis hinge of the mobile phone 1. In the “stand style”, the operation unit housing 10 and the display unit housing 20 are placed upright on a desk or the like with the end opposite to the hinge unit 30 facing down and the hinge unit 30 side up. Can be placed.

  Next, the structure of the A1-axis hinge will be described. 8 is a cross-sectional view showing the internal structure of the hinge portion 30 in the “open style”, and FIG. 9 is a cross-sectional view taken along the line IX-IX in FIG. As shown in FIGS. 8 and 9, the hinge portion 30 includes a first member 31 provided integrally with the hinge portion 30, a second member 33 provided integrally with the operation unit housing 10 side, and a first member 31. And a rotary shaft 34 that is rotatably fixed and holds the second member 33 rotatably.

  A pair of convex portions 32 and 32 are provided on the surface of the first member 31 facing the second member 33. The convex portions 32 and 32 are, for example, balls fixed to the first member 31.

The second member 33 includes a case 40, a cam plate 50, and a coil spring 60.
The case 40 has a cylindrical shape, and an opening 41 is provided at one end, and an insertion hole 43 through which the rotary shaft 34 is inserted is provided in the bottom plate 42 at the other end. A plurality of grooves 44 are formed in the case 40 in the axial direction of the rotary shaft 34 from the end on the opening 41 side. A protrusion 51 on the outer periphery of the cam plate 50 engages with the groove 44.

  A coil spring 60 is housed between the bottom plate 42 and the cam plate 50 in the case 40. The coil spring 60 biases the cam plate 50 toward the first member 31.

  The cam plate 50 is provided with an insertion hole 52 through which the rotary shaft 34 is inserted. A plurality of protrusions 51 are provided on the outer peripheral portion of the cam plate 50, and each protrusion 51 engages with the groove 44 of the case 40. The cam plate 50 is movable in the axial direction of the rotary shaft 34 by the projection 51 moving along the groove 44.

On the surface of the cam plate 50 facing the second member 33, as shown in FIG. 9, recesses 53 a and 53 b are provided at four locations on a concentric circle with the rotation shaft 34 as the center.
The pair of recesses 53a, 53a is for opening and fixing, and is provided 180 ° symmetrically with respect to the rotating shaft 34. In the “open style” and “anti-open style”, when the convex portions 32 and 32 of the first member 31 are arranged at positions 32A and 32A in FIG. 9 and engaged with the concave portions 53a and 53a, respectively, and the fold is opened. Generate a click feeling.

The other pair of recesses 53b and 53b is for “stand style” and is provided 180 ° symmetrically with respect to the rotation shaft 34. In the “stand style”, the convex portions 32 and 32 of the first member 31 are arranged at the positions 32B and 32B in FIG. 9, and engage with the concave portions 53b and 53b, respectively, to generate a click feeling. Since the hinge structure functions as a stopping means, the user can perceive the folding angle between the operation unit housing 10 and the display unit housing 20 of the terminal device 1 in the “stand style”.
In the “close style” and the “view style”, the convex portions 32 and 32 of the first member 31 are arranged at the positions 32C and 32C in FIG.
Further, the concave portions 53b and 53b for the “stand style” are provided at positions rotated by about 40 to 50 ° with respect to the positions 32C and 32C of the convex portions 32 and 32 in the “close style” and the “view style”. .

  In order to change from “stand style” to “view style” or “anti-open style”, it is necessary to rotate (open and close) the hinge unit 30 and the display unit housing 20 with respect to the operation unit housing 10. At this time, in order to project the convex portions 32, 32 of the first member 31 from the concave portions 53b, 53b for the stand style, a force for moving the cam plate 50 in the opposite direction against the biasing force by the coil spring 60 is required. Become. For this reason, the “stand style” can be stabilized.

  A head 34a larger than the insertion hole 43 of the case 40 is provided at the end of the rotation shaft 34 opposite to the first member 31, and the second member 33 through which the rotation shaft 34 is inserted falls off. Is preventing.

  Since the operation unit housing 10 and the display unit housing 20 are fixed at a predetermined angle by the internal structure of the hinge unit 30, the mobile phone 1 can be in a stand style as shown in FIG. .

  In FIG. 8, the concave portion 53 of the cam plate 50 is formed in a parabolic shape. However, as shown in FIG. 10, a bell-shaped concave portion 53c of a trumpet may be formed in the cam plate 50. .

<First Modification>
In the above embodiment, as a means for stabilizing the flat surface 70 on which the mobile phone 1 is placed in the “stand style” at the end of the operation unit housing 10 and the display unit housing 20 opposite to the hinge unit 30. In addition, an inclined surface having an angle corresponding to the open / close angle of the stand style may be provided so as to contact the flat surface 70 in the “stand style”. By providing the inclined surface, in the “stand style”, the inclined surface can be arranged horizontally and brought into contact with the installation surface to be stabilized with respect to the installation surface.
In addition, by providing an inclined surface, the user can easily place a finger on the inclined surface in “closed style” or “view style”, from “closed style” to “open style” or from “view style”. Can be easily changed to "stand style".
For example, as shown in FIG. 11, the entire end surface of the operation unit housing 10 and / or the display unit housing 20 may be the inclined surface 12 (22).
<Second Modification>
Alternatively, as shown in FIG. 12, the corner portion may be chamfered to provide the inclined surface 13 (23) having an angle corresponding to the opening / closing angle of the stand style.

<Third Modification>
Alternatively, as shown in FIG. 13, a plurality of protrusions 14 (24) having different sizes are provided at the front and rear ends of the operation unit housing 10 and the display unit housing 20 on the side opposite to the hinge unit 30. In the “style”, an angle corresponding to the opening / closing angle of the stand style may be formed so that the tips of the plurality of different projections 14 (24) are in contact with the flat surface 70. In the “stand style”, the protrusion 14 (24) is brought into contact with the installation surface, so that the installation surface can be stabilized. Further, since the protrusion 14 (24) is provided, the user can easily place a finger on the protrusion 14 (24) in the “close style” or the “view style”, and the “close style” is changed to the “open style”. Alternatively, the “view style” can be easily changed to the “stand style”.

<Fourth Modification>
Moreover, as shown in FIG. 14, you may provide the slip prevention 15 (25) in the inclined surface 12 (22). The anti-slip 15 (25) may be a member having an anti-slip effect or a paint having an anti-slip effect. In the “stand style”, the non-slip 15 (25) is brought into contact with the installation surface, so that the installation surface can be stabilized. Further, since the anti-slip 15 (25) is provided, the user can easily put the finger on the anti-slip 15 (25) in the “close style” or the “view style”, and the “close style” to the “open style”. Or from “view style” to “stand style”.
<Fifth Modification>
Or as shown in FIG. 15, you may provide the anti-slip | skid 16 (26) in a chamfering part. The anti-slip 16 (26) may be a member having an anti-slip effect or a paint having an anti-slip effect. By forming the anti-slip 16 (26) only in the vicinity of the portion in contact with the installation surface of the end portion, the minimum necessary processing is sufficient, and the cost can be reduced. Further, even when the user operates the terminal device 1, the anti-slip 16 (26) is less likely to get in the way.
<Sixth Modification>
Alternatively, as shown in FIG. 16, a semi-cylindrical anti-skid 17 (27) may be provided at the end. The anti-slip 17 (27) may be a member having an anti-slip effect or a paint having an anti-slip effect.
In the first to sixth modifications, the “stand style” stabilizing means is applied to both the operation unit casing 10 and the display unit casing 20, but may be applied to only one of them.

<Seventh Modification>
FIG. 17 is a front view showing an end portion on the opposite side of the hinge portion 30 in the “stand style” of the display unit housing 20 according to the seventh modified example, and FIG. 18 is a cross-sectional view taken along arrow XVIII-XVIII in FIG. is there. As shown in FIG. 17, a semi-cylindrical anti-slip 27 is provided at the end of the display unit housing 20, and a semi-cylindrical light transmitting part is formed at the center by a transparent or semi-transparent material. 28 is formed from the front to the back. A light source 29 is provided inside the light transmitting portion 28. For example, an LED or the like can be used as the light source 29. The light source 29 is used for notification of an incoming call or mail reception.

  Since the light transmission part 28 is provided in a semicylindrical shape and the light source 29 is provided therein, light from the light source 29 is emitted radially through the light transmission part 28. Therefore, the light from the light source 29 can be seen from an arbitrary direction. In the “stand style”, regardless of which surface the display unit housing 20 faces forward, a single light source 29 can be used to receive an incoming call or receive mail. Notification can be performed. In addition, in other “closed style”, “open style”, “anti-open style”, and “view style”, it is possible to perform notification of incoming calls, mail reception, etc. by a single light source 29.

[Second Embodiment]
Next, a second embodiment of the present invention will be described. In addition, about the structure similar to 1st Embodiment, the same sign is attached | subjected to the last 2 digits, and description is omitted.

  19 to 22 are perspective views showing a uniaxial hinge type mobile phone 101 as a second embodiment of the terminal device of the present invention. FIG. 19 is a “closed style” and FIG. 20 is a “stand style”. 21 is a perspective view showing the front side of the “open style”, and FIG. 22 is a perspective view showing the back side of the “open style”.

In the present embodiment, the display unit housing 120 is provided to be openable and closable about the A1 axis with respect to the operation unit housing 110. For this reason, as shown in FIG. 19, a “closed style” in which the operation unit casing 110 and the display unit casing 120 are overlapped can be achieved. Then, the “open style” shown in FIG. 21 and FIG. 22 can be obtained by rotating the display unit housing 120 around the A1 axis with respect to the operation unit housing 110 from the “close style”.
In the present embodiment, the display unit housing 120 is provided with display units 121a and 121b on both sides.

Further, the A1-axis hinge of the mobile phone 101 has the same structure as that of the first embodiment, and the operation unit casing 110 and the display unit casing 120 are connected to each other at a predetermined angle similarly to the first embodiment. Can be fixed. For this reason, the mobile phone 101 can take the “stand style” shown in FIG. 20 between the “close style” and the “open style”.
Also in the present embodiment, the “stand style” can be stabilized as in the first embodiment.

  Note that, similarly to the first to sixth modifications of the first embodiment, a slip stopper may be provided at the end of the operation unit casing 110 or the display unit casing 120. Moreover, you may provide a light transmissive part and a light source similarly to the 7th modification.

Moreover, in the above embodiment, the hinge part 30 was provided in the transversal direction of the operation part housing | casing 10 and the display part housing | casing 20, However, this invention is not limited to this, The hinge part 30 is provided in a longitudinal direction. It may be provided.
In the above embodiment, the opening / closing angle of the stand style is about 40 to 50 °, but the present invention is not limited to this and may be a predetermined angle between 0 and 180 degrees.
In addition, the present invention is not limited to a mobile phone, and may be a terminal device such as a personal computer, an electronic camera, an electronic wristwatch, or a music player.

1 is a perspective view showing a “closed style” mobile phone 1; FIG. 1 is a perspective view showing a mobile phone 1 of “open style”. FIG. 2 is a perspective view showing a front side of a mobile phone 1 of “anti-open style”. FIG. FIG. 3 is a perspective view showing the back side of the “anti-open style” mobile phone 1. 1 is a perspective view showing a “stand style” mobile phone 1; FIG. FIG. 11 is a perspective view showing a mobile phone 1 of “view style”. It is a side view of the mobile phone 1 in the “stand style”. It is sectional drawing which shows the internal structure of the hinge part 30 in "open style." FIG. 9 is a cross-sectional view taken along line IX-IX in FIG. 8. It is sectional drawing which shows the other form of the cam board. It is a side view which shows the edge part on the opposite side to the hinge part 30 of the operation part housing | casing 10 or the display part housing | casing 20 which concerns on a 1st modification. It is a side view which shows the edge part on the opposite side to the hinge part 30 of the operation part housing | casing 10 or the display part housing | casing 20 which concerns on a 2nd modification. It is a side view which shows the edge part on the opposite side to the hinge part 30 of the operation part housing | casing 10 or the display part housing | casing 20 which concerns on a 3rd modification. It is a side view which shows the edge part on the opposite side to the hinge part 30 of the operation part housing | casing 10 or the display part housing | casing 20 which concerns on a 4th modification. It is a side view which shows the edge part on the opposite side to the hinge part 30 of the operation part housing | casing 10 or the display part housing | casing 20 which concerns on a 5th modification. It is a side view which shows the edge part on the opposite side to the hinge part 30 of the operation part housing | casing 10 or the display part housing | casing 20 which concerns on a 6th modification. FIG. 17 is a front view showing an end portion on the opposite side of the hinge portion 30 in the “stand style” of the display unit housing 20 according to the seventh modification. It is XVIII-XVIII arrow sectional drawing of FIG. 1 is a perspective view showing a “closed style” mobile phone 101. FIG. 1 is a perspective view showing a “stand style” mobile phone 101. FIG. 4 is a perspective view showing a front side of an “open style” mobile phone 101. FIG. 4 is a perspective view showing a back side of a mobile phone 101 of “open style”. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1,101 Cellular phone 10,110 Operation part housing | casing 11 Operation part 12, 13, 22, 23 Inclined surface 14, 24 Protrusion 15, 16, 17, 25, 26, 27 Antiskid 20, 120 Display part housing | casing 21, 121a, 121b Display section 28 Light transmission section 29 Light source 30 Hinge section 31 First member 32 Convex section 33 Second member 34 Rotating shaft 40 Case 41 Opening 42 Insertion hole 43 Groove 50 Cam plate 51 Protrusion 52 Insertion hole 53 Concavity 60 Coil spring 70 flat surface

Claims (5)

A terminal device comprising: a first housing; a second housing; and a hinge portion that folds and connects the second housing to the first housing so as to be freely opened and closed.
Stop means for stopping the first housing and the second housing in a state of being opened at a predetermined folding angle in the middle between the state in which the folding is closed by the hinge portion and the state in which the folding is maximally opened. When,
The first casing is disposed at at least one of a first end opposite to the hinge and a second end opposite to the hinge of the second casing, and is stopped by the stopping means. Stabilization means for stabilizing the installation surface against which the first end and the second end abut in a state where the one case and the second case are stopped at a predetermined folding angle. ,
With
At least one of the first end and the second end is provided with a light source and light emitted from the light source on both sides of the first casing or the second casing. And a light transmission part that transmits through
The light transmitting portion forms at least a part of the stabilizing means;
A terminal device characterized by that. The hinge portion pivotally connects the second housing to the first housing with an axis that intersects an opening / closing axis that folds the second housing with respect to the first housing. The terminal device according to claim 1 . The hinge portion enables the second housing to rotate with respect to the first housing in a state where the first housing and the second housing are opened at a predetermined angle or more. The terminal device according to claim 2 . The stabilizing means is a state in which the first housing and the second housing are stopped at a predetermined folding angle by the stopping means, and the second housing is in a predetermined state with respect to the first housing. in a state of being opposed to the surface, the terminal device according to claim 2 or 3 wherein the first end and the second end and wherein the stabilizing to the installation surface to be contact. The anti-slip process is given to the surface facing the said installation surface as at least one of the said 1st edge part and the said 2nd edge part as the said stabilization means, The Claims 1-4 characterized by the above-mentioned. The terminal device as described in any one.

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