JP2002232534A - Telephone system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a telephone system that allows a user to make an operation of immediately responding to an incoming call and an operation of opening the case in common. SOLUTION: When the user depresses a push button (37) provided to both ends of a hinge of the case, a depression detection projection section (273) is in contact with a depression detection section (346), and when a control section (21) in a transmission section case (2) detects it, the control section (21) conducts processing of channel connection and the user can open the case through the further depression of the push button (37).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telephone device.

[0002]

2. Description of the Related Art In recent years, many foldable portable telephone devices have been commercialized.

[0003] Such a foldable telephone device has a shape in which a first housing having a normal display portion and a second housing having a numeric keypad are connected by a hinge portion.

[0004]

However, when responding to an incoming call using such a telephone device, the user holds the second housing with one hand while holding the first housing with one hand. It has been necessary to perform a series of operations such as opening the housing of the telephone device by lifting the housing, and pressing the talk button to answer the incoming call.

[0005] Therefore, there is a problem that the user takes time and effort to open the housing, and cannot immediately respond to an incoming call.

[0006]

SUMMARY OF THE INVENTION The present invention has been made to solve such a problem, and a telephone apparatus according to the present invention has a receiver housing having a receiver and a transmitter. A transmitting unit housing, a hinge unit for connecting the receiving unit housing and the transmitting unit housing, and a push button disposed on the hinge unit; and the receiving unit is provided inside the hinge unit. An opening direction rotation mechanism for rotating the housing in the opening direction, and press detection means for detecting pressing of the push button are formed, and when the housing is in the closed state, the press detection means is provided with a push button. It is characterized in that an incoming call is answered by detecting a press.

A telephone device according to a second aspect of the present invention is the telephone device according to the first aspect, wherein when the housing is in a closed state, the pressing detecting means detects pressing of the push button, and the subsequent push button The opening direction rotating mechanism rotates the earpiece housing in the opening direction in response to pressing of the button.

According to a third aspect of the present invention, there is provided a telephone device, comprising: a receiver housing having a receiver; a transmitter housing having a transmitter; and a shaft which pivotally opens and closes both housings by rotating the shaft. And a fixed cam that is non-rotatably held in one of the two housings and is immovably held in the rotation axis direction, and the other housing is A movable cam that is held so as to be relatively non-rotatable with respect to the body, and that is slidably held in the rotation axis direction; A spring member for urging the movable cam in the fitting direction of the concave-convex portion, a push button provided on the fixed cam or one of the housings so as to be able to be pressed in the rotation axis direction, and when the push button is pressed, A contact portion for moving the movable cam in the axial direction to release the fitting of the uneven portion, A switch for detecting the depression of the serial push button, characterized in that a call response means for performing an incoming call response based on the detection of the switch.

According to a fourth aspect of the present invention, in the telephone device, a receiver housing having at least a receiver, a transmitter housing having a transmitter, and the receiver housing and the transmitter housing are connected. And a button for operating an incoming call response on an exposed surface of the telephone device when the housing is closed.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view showing a main part of a foldable portable telephone device according to an embodiment of the present invention. FIG. 2 is a perspective view in which the housing (1) of the receiving section and the housing (2) of the transmitting section in FIG. 1 are separated.

In FIG. 2, the numbers indicate the order of the assembling process.

First, the left and right bearings (1a) and (1b) of the receiver housing (1) are matched with the left and right bearings (2a) and (2b) of the transmitter housing (2) (FIG. 2). of). Then, the left and right bearings (2a) (2
b), the shaft (3) is inserted (in FIG. 2).

At this time, a fixed cam (34) (see FIG. 3) of a shaft portion (3) described later is fixed to left and right bearing portions (2a) and (2b) of the transmitter housing (2). The movable cam (33) (see FIG. 3) of the shaft (3) is fixed to the left and right bearings (1a) (1b) of the receiver housing (1).

With such a configuration, the movable cam (33) is rotated with reference to the fixed cam (34), and at the same time, the earpiece housing (1) is opened and closed (arrow A in FIG. 2). Or B direction).

Further, in FIG. 2, the shaft inserted from the left bearing portion (2a) of the housing (2) is configured so that a movable cam (33) to be described later rotates clockwise. The shaft inserted from the right bearing (2b) of (2)
The movable cam (33) described later is configured to rotate counterclockwise.

With this configuration, it is possible to open the receiver housing (1) in the direction of arrow A in FIG. 2 together with the simultaneous rotation of the movable cams (33) of the two shafts (3). .

The left and right bearings (1a) and (1b) of the receiver housing (1) and the left and right bearings (2a) and (2b) of the transmitter housing (2) are made of plastic ( Nylon and ABS resin).

Next, a retaining ring (38) is attached to the center end of the hinge portion of the two shaft portions (3), and the shaft portion (3)
Is prevented from falling off the hinge part (in FIG. 2).

Next, the shaft (3) will be described. FIG.
4 and 4 are exploded perspective views of the shaft portion (3), and the viewpoints are different from each other.

The shaft (3) has a metallic shaft (31). When assembling the shaft portion (3), a compression spring (32), a movable cam (33), and a fixed cam (34) are sequentially inserted into the shaft (31). Next, with the tip of the shaft (31) protruding from the hole (343), a groove (3) formed at the tip of the shaft (31) is formed.
Attach the retaining ring (35) to 11).

A compression spring (36) (36) is arranged between the fixed cam (34) and the push button (37), and a hole (34) formed in the fixed cam (34).
1) The lever (371) of the push button (37) is inserted into (342), and the protrusion (372) formed near the tip of the lever (371) has holes (341), (3).
42) By locking in the concave portion (346) (see FIG. 5) inside, the push button (37) is moved from the fixed cam (34).
Is prevented from falling off. Further, the push button (37) has a press detection protrusion (373) for detecting that the push button (37) is pressed by contact with a press detection unit (346) of the fixed cam (34) described later. ) Are arranged, and the pressing detection protrusion (373) is made of a magnetic material such as carbon or a conductor such as metal.

The push button (37), the movable cam (33), and the fixed cam (34) are made of, for example, a metal such as a magnesium alloy or a resin, and the shaft (31) is made of, for example, an alloy of copper and zinc. Made of metal such as brass.

As shown in FIG. 3, the surface of the fixed cam (34) on the push button side has a substantially circular concave shape for fitting a part of the push button (37). A hole (343) for penetrating the shaft (31) is formed substantially at the center, and a lever (371) of a push button (37) is provided above and below (in FIG. 3) the hole (343). ) For inserting holes (341), (34).
2) is formed.

Further, in the substantially circular concave portion, there is provided a press detection section (346) for detecting the press of the push button by contact with the press detection convex section (373) of the push button (371). , The press detection unit (346)
On the surface, for example, two lines, a signal line and a ground line, whose surfaces are exposed, are formed on a flexible substrate, while a strong adhesive is applied to the back surface,
It is adhered to the fixed cam (34).

The two lines of the press detection unit (346) are electrically connected to a control unit (not shown) inside the transmission unit housing (2) via a lead wire 347.

When the push button (37) is depressed, the tip of the depression detecting projection (373) comes into contact with the depression detecting part (346), so that the ground line of the depression detecting part (346) is contacted. Short circuit with the signal line,
The control unit inside the transmission unit housing (2) detects the short circuit and determines that the push button (37) is pressed.

The above-mentioned press detection section (346) is arranged on each of the fixed cams (34) arranged at both ends of the shaft section (3).

As shown in FIG. 4, a hole (343) for inserting the shaft (31) is formed substantially at the center of the surface of the fixed cam (34) on the movable cam (33) side. The two convex portions (344) and (345) near the portion (343)
Are formed, and the two convex portions (344) and (34) are formed.
5) can be fitted into two grooves (333) and (334) (see FIG. 3) formed on the surface of the movable cam (33) on the fixed cam (44) side.

As shown in FIG. 3, a hole (335) for inserting the shaft (31) is formed at the center of the surface of the movable cam (33) on the fixed cam (44) side. In the vicinity of (335), the grooves (333), (334)
Are formed.

Further, two grooves (331), (33) are formed on the side surface of the movable cam (33) and the surface on the fixed cam (34) side.
2) are formed to face each other, and the bottom surfaces of the grooves (331) and (332) (the grooves (331) and (3)
32) is a slope formed on the side of the compression spring (32). Furthermore, push buttons (3
The tip of the lever (371) of 7) is slidable. The specific sliding operation will be described later.

The surface of the movable cam (33) on the side of the compression spring (32) in FIG. 4 protrudes at the center, and a hole (335) through which the shaft (31) penetrates is formed in this protruding portion. I have.

FIG. 5 is a sectional view of a main part of the assembled shaft (3).

As previously described, the shaft (31) penetrates the center of the movable cam (33) and the fixed cam (34), and the right end (in FIG. 5) of the shaft (31) has a retaining ring. (35) is locked. In the holes (341) and (342) of the fixed cam (34), a concave portion (346) for locking the convex portion (372) formed on the push button (37) is formed.

Further, a compression spring (36) is disposed between the push button (37) and the fixed cam (34) in a state shown in FIG. 5, and the compression spring (36) is arranged on the push button (3).
7) is urged rightward (in FIG. 5) to prevent the tip of the lever (371) from abutting on the movable cam (33).

On the other hand, the compression spring (32) is
1) is disposed between the left portion of FIG. 5 and the movable cam (33), and the biasing force of the compression spring (32) causes the movable cam (33) and the left portion of the shaft (31) (FIG. 5). Inside) to prevent contact.

Next, the operation when the portable telephone responds to the incoming call and changes from the closed state to the open state will be described below. FIG.
Shows the movement of the movable cam (33) with respect to the fixed cam (34) when opening the mobile phone.

When the user presses the push button (37), the pressing detecting convex portion (373) and the pressing detecting portion (346)
When the control unit (21) detects this contact, it determines that the push button (37) has been pressed and responds to the incoming call.

When the user further depresses the push button (37), the movable cam (33) is moved relative to the fixed cam (34).
Rotate relatively and the receiver housing (1) opens.

FIGS. 6 (a) 'to (c)' show the fixed cam (34) and the movable cam (33) as viewed from above (in FIG. 3). a) to (c) are front views of the fixed cam (34) and the movable cam (33) in which the push buttons are inserted (the fixed cam (34) is a surface viewed from the right in FIG. ) Indicates a surface viewed from the left in FIG. 3).

The surfaces of the fixed cam (34) and the movable cam (33) shown in FIG. 6 are opposed to each other when the shaft (3) is assembled.

FIGS. 6A and 6A 'show the fixed cam (34) and the movable cam (3) when the housing is closed.
FIG. 6B and FIG. 6B ′ show the states of the fixed cam (34) and the movable cam (33) when the push button (37) is pressed. I have. Further, FIGS. 6C and 6C ′ show that the housing (1) is
The state of the fixed cam (34) and the movable cam (33) when opened to a degree angle is shown.

First, a state in which the housing is closed (FIG. 6A,
In (a) ′), the convex portion (344) of the fixed cam (34),
(345) are grooves (333) of the movable cam (33),
(334). As shown in FIGS. 3 and 5, the movable cam (33) is in contact with the fixed cam (34) by the urging force of the compression spring (32) inserted into the shaft (31).

In FIG. 6 (a), the groove (331)
Is triangular, indicating that the bottom surface is a slope.

In this state, when the user presses the push buttons (37) provided at both ends of the hinge portion with the thumb and the index finger, first, the press detection convex portion (373) comes into contact with the press detection portion (346), and The control unit (2
1) determines that the push button (37) is pressed by detecting a short circuit between the signal line and the ground line,
Performs line connection control. Then push button (3
The tip of the lever (371) of 7) projects from the holes (341) and (342) on the right side (in FIG. 3) of the fixed cam (34), and the tip of the lever (371) is movable cam (33).
The grooves (331), (332) of the movable cam (33) are relatively slid from the shallow part to the deep part (leftward from the central part of the movable cam (33) shown in FIG. The cam (33) rotates.

Specifically, at this time, the lever (37
1) are the holes (341), (34) of the fixed cam (34).
2), the movement of the shaft portion (3) in directions other than the axial direction is restricted. Therefore, the lever (371) moves only in the axial direction.

When the tip of the lever (371) comes into contact with the shallow portion of the groove (331), the lever tip (37)
The force in the axial direction (Fa in FIG. 6) and the force in the direction perpendicular to the axis (Fb in FIG. 6) are applied to the groove portion (331) contacted by 1).
Works. However, Fa due to the force of the compression spring (32).
Are canceled, and as a result, only the force of Fb acts on the groove (331), and the movable cam (33) rotates relatively to the fixed cam (34).

Further, at this time, the projections (344) and (345) of the fixed cam (34) are on the surface of the movable cam (33) on the fixed cam (34) side against the urging force of the compression spring (32). It is in a state where it got on.

Then, the tip of the lever (371) has a groove (3).
31) When it slides to the deepest point, the lever (371)
Since the tip cannot slide on the groove (331), FIG.
As shown in (b) and (b) ′, the movable cam (33)
The state shown in FIG. 6A is rotated clockwise by about 60 degrees. That is, the receiver housing (1) is opened about 60 degrees with respect to the transmitter housing (2).

At this time, the user presses the push button (3
Even when the pressing of 1) is stopped, since the movable cam (33) is urged toward the fixed cam (34) by the urging force of the compression spring (32), the movable cam (33) does not rotate. .

With the housing opened about 60 degrees as described above,
When the user stops pressing the push button (31) and presses the earpiece housing (1) in the opening direction of the housing with the thumb, the movable cam (33) rotates together with the earpiece housing (1).

At this time, the projections (344) and (345) of the fixed cam (34) are biased on the surface of the movable cam (33) by the biasing force of the compression spring (32). With the rotation of the cam (33), the protrusions (344), (3)
45) slides on the surface of the movable cam (33).

Thus, the housing (1) is gradually opened,
FIGS. 6C and 6C 'show a state in which the housing is opened to an angle at which the user can talk, for example, an angle of about 150 degrees. At this time, the convex portions (344) and (345) of the fixed cam (34)
Is not at a position to be fitted with the grooves (333) and (334) of the movable cam (33), and the movable cam (33) is moved clockwise from the state shown in FIG. 33)
At 150 °).

In this way, it is possible to open the housing to an angle at which a call can be made.

When closing the housing, the user operates the housing (1).
Is pushed in the direction of arrow B in FIG. 1 to close the housing (1).

At this time, while the convex portions (344) and (345) of the fixed cam (34) are urged on the surface of the movable cam (33) by the urging force of the compression spring (32), the movable cam (3) is pressed.
3) is about 150 counterclockwise from the state shown in FIG.
And the fixed cam (3
4) The convex portions (343) and (344) are movable cams (33).
The holes (333) and (334) of FIG.
(A)) Unless the user presses the push button (37), the movable cam 33 does not rotate (locked state).

When the housing (1) is opened by 150 degrees, the fixed cam (3) is pressed by the urging force of the compression spring (32).
4) The convex portions (344) and (345) are movable cams (33).
Is pressed on the surface on the side of the fixed cam (34), so that even when the user releases the housing (1), the housing (1) remains open at an angle of 150 degrees. Further, the angle of the housing (1) that is opened by the user pressing the push button (37) can be changed by changing the slope of the slopes of the grooves (331) and (332).

As described above, according to the present embodiment, when the user presses the push buttons (37) formed at both ends of the hinge, not only the lock state is released but also the housing can be opened. ing.

When the user presses the push button (37), the housing (1) moves by about 60 degrees with respect to the housing (2).
Open only to the degree angle. For this reason, the housing must be
When the hinge is opened up to 80 degrees, a sharp force is applied to the hinge part, thereby preventing the hinge part from being damaged.

Further, when the user presses the push button (37), the control section (21) causes the press detection section (34).
6) and the press detection convex portion (373) are detected to determine whether the push button (37) is pressed and to control the line connection, so that the user can immediately respond to the incoming call. Further, since the housing (1) is opened following the detection of the push button (37) being pressed, the user can talk immediately after receiving the incoming call.

In this embodiment, the pressing detection convex portion (37
3) and the press detection unit (346) are formed on the push button (37) and the fixed cam (34), respectively, but the formation place is not limited thereto.

It is also possible to change the timing of responding to an incoming call by the timing of pressing the push button (37).

Further, in this embodiment, the pressing of the push button (37) is detected by the contact between the pressing detecting convex part (373) and the pressing detecting part (346). Other detection methods may be used, such as detecting a press by fitting a convex portion.

In the present invention, an incoming call response button is provided on the exposed surface. Therefore, it is possible to answer a call even when it is closed. This effect can also be obtained by providing an incoming call response button on an exposed surface other than the shaft portion.

Further, in this embodiment, each of the fixed cams (34) arranged at both ends of the shaft portion (3) is provided with the above-mentioned press detection portion (3).
46), but only one fixed cam (34)
, A press detection unit (346) may be provided to enable connection of a line by detecting press of one push button (37).

[0065]

The telephone apparatus according to the present invention enables the user to use both the operation of immediately responding to an incoming call and the operation of opening the housing.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a main part of an embodiment apparatus to which the present invention is applied.

FIG. 2 is an exploded perspective view of FIG.

FIG. 3 is a perspective view seen from one side of a shaft.

FIG. 4 is a perspective view seen from the other side of the shaft.

FIG. 5 is a sectional view of a shaft.

FIG. 6 is a diagram showing an opening and closing operation of a hinge portion.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Receiver housing 2 Transmitter housing 3 Shaft 31 Shaft 32 Compression spring 33 Movable cam 34 Fixed cam 35 Retaining ring 36 Compression spring 37 Push button

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Go Nishiwaki 3-201 Minamiyoshikata, Tottori-shi, Tottori Sanyo Electric Co., Ltd. (72) Inventor Shin Shin Taniguchi 3-201 Minamiyoshikata, Tottori-shi, Tottori F term in the company (reference) 5K023 AA07 BB11 DD08 GG08 PP01 PP11

Claims (4)

[Claims] 1. A receiver housing having a receiver, a transmitter housing having a transmitter, a hinge connecting the receiver housing and the transmitter housing, and An open direction rotating mechanism for rotating the earpiece housing in the open direction, and a press detecting means for detecting press of the push button are formed inside the hinge portion. A telephone apparatus, wherein when the housing is in a closed state, the press detection means responds to an incoming call by detecting press of a push button. 2. The telephone device according to claim 1, wherein when the housing is in a closed state, the press detection means detects a press of a push button, and the open detection is performed in response to a subsequent press of the push button. A telephone device, wherein a direction rotating mechanism rotates the earpiece housing in an opening direction. 3. A telephone device comprising: a receiver housing having a receiver; a transmitter housing having a transmitter; and a shaft that pivotally opens and closes both housings by rotating the shaft. The shaft portion is fixed to one of the two housings so as to be non-rotatably held and fixedly held in the rotational axis direction relative to the other housing. Held unrotatable,
A movable cam that is slidably held in the direction of the rotation axis, an uneven portion that prevents relative rotation of the two cams by being fitted in the direction of the rotation axis, and biases the movable cam in the fitting direction of the uneven portion. A spring member, a push button provided on the fixed cam or one of the housings that can be pressed in the direction of the rotation axis, and when the push button is pressed, the movable cam is moved in the axial direction to form the uneven portion. A telephone device comprising: a contact portion for releasing the fitting; a switch for detecting pressing of the push button; and incoming call response means for receiving an incoming call based on the detection of the switch. 4. A telephone comprising: a receiver housing having at least a receiver; a transmitter housing having a transmitter; and a hinge connecting the receiver housing and the transmitter housing. A telephone device, characterized in that a button for operating an incoming call response is formed on an exposed surface of the telephone device when the housing is closed.