JP2003110675A - Mobile phone - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mobile phone with a slide cover that allows a user to operate a soft-key while closing the cover of the mobile phone. SOLUTION: The cover 4 provided with a display section 7 and the soft key 40 is slidbly placed to a phone body 1 provided with ten-keys 10, when the cover 4 is closed, the ten-keys 10 are concealed by the cover 4, the display section 7 is exposed independently of opening/closing of the cover 4, and the phone body 1 is provided with stopper 38, 39 to prevent the cover 4 from being come off from the phone body 1. While the cover 4 is kept closing, the user can operate the keys 10 and view the display section 7.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile phone in which a lid can be slid with respect to a main body to open and close.

[0002]

2. Description of the Related Art There are two types of mobile phones, one having a constant size and the other having a folding type.
A conventional foldable mobile phone is one in which a lid is rotated to open and close, and the display screen cannot be seen unless the lid is opened, and a numeric keypad operation for inputting numbers and characters and selecting a menu are performed. I couldn't operate the soft keys either. or,
In order to open the lid with only one hand, you have to open the lid by flipping it up with the thumb of the hand holding the mobile phone, which is difficult to open, and the mobile phone slips from your hand during the opening operation. was there. Further, the rotary lid body has a problem in that, at the end of opening and the end of closing, a snap action of a spring is used to cause an impact, which may adversely affect electronic components inside. The present invention discloses a mobile phone capable of solving the above problems.

[0003]

A portable telephone according to the present invention comprises a numeric keypad.
With respect to the main body (1) including (10), the lid (4) including the display portion (7) and the soft key (40) is slidably arranged,
When the lid (4) is fully closed, the numeric keypad (10) is hidden in the lid (4),
When the lid (4) is fully opened, the numeric keypad (10) is exposed.
(7) is exposed regardless of whether the lid (4) is opened or closed.
The stopper (38), (39) for preventing the lid (4) from coming off the main body (1) is provided in (1).

[0004]

[Operation and effect] The display unit (7) regardless of whether the lid (4) is opened or closed.
Is exposed, the display (7) can be opened without opening the lid (4).
It is convenient to see the information that appears in. Soft key
The operation of (40) can be performed with the lid (4) closed,
It is convenient. When the mobile phone is placed on the palm and the lid (4) is lightly pressed with the thumb, the lid (4) slides open, so that the lid (4) can be easily opened and closed with only one hand. Of course, the key operation can be performed with the thumb with the lid (4) opened, and it can be used with only one hand.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIGS. 1a and 1b, a mobile phone has a substantially rectangular flat main body (1) sized to be placed on the palm and has substantially the same contour as the main body (2). Lid attached so that it can slide in the longitudinal direction of the main body from the position where it overlaps
(4) consists of FIG. 1b shows a state in which the lid body (4) is open. In the following description, the front means the opening direction side of the lid body (4) and the rear means the closing direction side of the lid body (4).

As shown in FIG. 3, the main body (1) is composed of a base portion (2) made of a synthetic resin and a cover (3) made of a light alloy such as an aluminum alloy or a magnesia alloy, and is a main circuit in a flat casing. A substrate (11) is provided. Base part (2)
Is a battery accommodating part (20), and the back lid (21) is opened to take in and out the battery.

On the rear of the main circuit board (11), there is a numeric keypad.
A switch sheet having a pressure-sensitive switch substrate (12) for (10) and having 15 push-up button portions (14) in the pressure-sensitive switch substrate (12), three rows in the vertical direction and five rows in the horizontal direction. (13) is covered. The 15 raised button portions (14) include numeric buttons 0 to 9. The microphone (1
When the main circuit board (11) is set in the base portion (2) when the main circuit board (6) is installed, the microphone (16) is located at the center of the rear end of the base portion (2).

On the rear part of the cover (3), the switch sheet (1
15 small windows for numeric keypad (3) where the raised button section (14) of 3) appears
1) has been opened. A flexible board housing recess (32) is opened in the front part of the cover (3) to electrically connect the main circuit board (11) on the main body (1) side and the drive circuit board (46) on the lid (4) side described later. A flexible board (9) for connection to be connected to is accommodated. The flexible board housing recess (32) has a bottom surface formed by a waterproof partition sheet (33) mounted from the inside of the cover (3). The waterproof partition sheet (33) has a flexible board insertion hole (33a) for inserting one end of the connecting flexible board (9) into the main body (1).

As shown in FIGS. 3 and 9, a guide groove (37) for slidingly guiding the lid body (4) is provided on both side edges of the cover (3) in the longitudinal direction.
(37) has been opened. The rear end of the guide groove (37) is closed to serve as a stopper (38) for the lid body (4), and the front end of the guide groove (37) is opened so that the lid body (4) can be fitted. .
A U-shaped stopper made of synthetic resin is provided at the front end of the guide groove (37).
(39) is forcibly fitted into a hole (not shown) at the bottom of the groove by elastic deformation of the resin to be detachably fixed, so that the lid body (4) is prevented from coming off. Protrusions (34) (34) on both sides of the flexible substrate housing recess (32) of the cover (3) for improving the sliding of the cover (4) by reducing the friction surface area with the cover (4). ) Is provided.

The convex portion (34) of the embodiment covers the mounting base (35) in which the rollers (34a) (34a) are pivotally supported at both ends of the mounting base (35).
Long mounting holes (3) in the sliding direction of the lid (4) opened in (3)
6) It is fitted and fixed in (36), and a part of the rollers (34a) (34a) is projected from the surface of the cover (3).

A microphone hole (30) is formed at the center of the rear end of the cover (3). Around the microphone hole (30) is a recess
Even when (4) is closed, the voice of the user can easily reach the microphone (16) in the main body (1) through the microphone hole (30).

A charging terminal (17) is provided on the front end surface of the main body (1). As shown in FIGS. 2a and 2b, on the rear surface of the base portion (2) of the main body (1), an antenna extending in the sliding direction of the lid body (4) is close to one guide groove (37) of the main body (1). The accommodating portion (18) is formed so as to be raised, and the antenna (15) is accommodated in the antenna accommodating portion (18) so as to be pulled out forward.

As shown in FIG. 4, the lid body (4) is a base portion (5) made of a light alloy such as an aluminum alloy or a magnesia alloy.
And a display part (7), a soft key (40) and two cameras in a flat housing formed by a cover (6) made of synthetic resin.
(8) (81) has been deployed.

The base portion (5) holds the cover walls (53) (53) (53) of the ridges so as to sandwich the cover (3) of the main body (1) in the range of approximately 1/2 on the rear side of both side edges along the longitudinal direction. ) Is projected, and as shown in FIG.
(Fig. 8 shows the base part (5) upside down),
Inside the holding wall portion (53), a mounting hole (55) which is long in the sliding direction of the lid body (4) is formed by penetrating the front and back of the base portion (5). A slide piece (54) made of a synthetic resin having a small friction coefficient is fitted and fixed in the mounting hole (55) from the inner surface side of the base part (5), and the inward projection (54) (of the slide piece (54) ( 54) as shown in FIG. 9 (FIG. 9 shows the state where the lid body (4) is placed on the main body (1)), in the guide grooves (37) and (37) of the cover (3) of the main body (1). The inward projections (54) (54) are slidably fitted.

A guide groove formed in the cover (3) of the main body (1)
(37), that is, the guide groove (37) opened in the light alloy material and the lid
A holding wall portion (53) integrally provided on the base portion (5) of (4),
That is, the holding wall portion (53) formed of the light alloy material is not in contact with the holding wall portion (53), and the convex portion (34) on the main body (1) prevents the main body (1)
There is no direct contact between the light alloy cover (3) on the side and the light alloy base part (5) on the side of the lid (4), and therefore the light alloy portion of the main body (1) and the light alloy portion of the lid (4). Lid body (4) with the alloy part left untouched
Is slidable.

As shown in FIG. 4, the display portion (7) is a vertically long rectangular large screen (71) using an organic electroluminescence element.
And a small screen (72) in the shape of a horizontally long strip of liquid crystal display, and as shown in FIG. 5, the small screen (72) is arranged close to the large screen (71). An electronic mail, a camera image, etc. are displayed on the large screen (71). The small screen (72) is similar to the small screen provided on the front side of the conventional rotary opening / closing type lid, and the remaining battery level, the current time, the call status, the incoming e-mail, and the incoming call The telephone number, etc. is displayed on the soft key (4
Switching display is performed by the switch operation determined in 0).

The soft key (40) is formed by a pressure sensitive switch substrate (43) provided on the drive circuit substrate (46) and a switch sheet (41) covering the switch substrate (43).
Raised button part (42) with 5 switches integrated in the center (41)
And, there are five small raised button portions (45) on the outer peripheral portion of the raised button portion (42).

Two cameras on both sides of the front end of the base (5)
(8) (81) faces one side, the transparent window (63) for the camera of the cover (6) described later, and the other side faces the transparent window (51) for the camera on the rear side of the base part (5). , Are installed in the opposite direction. Flexible board for camera (82), large screen (7
The flexible board (71a) for 1) and the flexible board (72a) for small screen are connected to the drive circuit board (46) via the relay board (44), and the flexible board for connection (9) is connected from the drive circuit board (46). ) Is extended. The two cameras (8) and (81) are functioning at the same time, and by switching the switching element (83), the image from one camera can be displayed on the large screen (71) or transmitted to the other party. A speaker (not shown) is provided between the cameras (8) and (81) toward the cover (6) side.

The cover (6) has a transparent display window (61) having a size corresponding to the display portion (7), and has a transparent window (63) for a camera and a hole (64) for a speaker at the front end. is doing. Cover (6)
A soft key hole group (62) through which the raised button portions (42) (45) of the soft key (40) are exposed is formed at the rear end portion.

The connecting flexible board (9) extending from the drive circuit board (46) is pulled out from the flexible board pull-out hole (52) formed at the front end of the base portion (5), and the main body is pulled out.
It is inserted into the main body (1) through the flexible board insertion hole (33a) on the bottom surface of the flexible board housing recess (32) of (1) and is connected to the socket (11a) of the main circuit board (11). The flexible board for connection (9) has a lid (4) as shown in FIG. 7a.
When the lid is closed, it is pulled by the lid body (4) and drawn into the narrow gap between the lid body (4) and the body (1), and when the lid body (4) is opened, the body is pushed back. The flexible substrate storage recess (32) on the (1) side is accommodated in a bent state.

By operating the soft key (40) on the lid (4), various menus can be selected, a call can be received, and a soft key ( Calls can be made by the operation of 40).

Attach the lid (4) to the front stopper on the guide groove (37).
When it is opened until it hits (39), all the ten keys (10) on the main body (1) are exposed and the key operation can be performed freely. or,
As shown in FIG. 7b, even if the lid body (4) is fully opened, the holding wall portion (53) made of a light alloy that holds the slide piece (54) for sliding the lid body (4) is a main body. It does not move ahead of (1).

However, regardless of whether the lid (4) is opened or closed, the display unit
Since (7) is exposed, the display unit can be displayed without opening the lid (4).
It is convenient to see the information that appears in (7). The operation of the soft keys (40) other than the numeric keypad (10) can be performed conveniently because the lid (4) can be closed.

When the lid body (4) slides, the light alloy cover (3) of the main body (1) and the light alloy base portion (5) of the lid body (4).
Does not come into direct contact, but the guide groove of the main body (1)
(37) and a slide piece (54) made of synthetic resin having good slipperyness on the lid (4) fitted in the guide groove (37), and a roller on the main body (1)
Since it is the surface of the base part (5) made of light alloy of (34a) and the lid (4), there is no scratch or noise due to rubbing of light metal, and the lid (4) is extremely light and can be opened and closed quietly. it can. Therefore, when the main body (1) is placed on the palm and the lid body (4) is lightly pressed with the thumb, the lid body (4) slides smoothly and opens, so that the opening and closing operation can be easily performed with only one hand. Even if the roller (34a) is replaced with the convex portion (34) made of synthetic resin having good slipperiness, the opening and closing operation of the lid (4) is light and quiet.

As shown in FIG. 7b, even if the lid (4) is opened,
The light-alloy holding wall portion (53) holding the slide piece (54) for sliding the lid body (4) does not project rearward from the main body (1), so the lid body (4) The thickness of the protruding part from the body (1) of () to the front can be suppressed to the minimum thickness without the holding wall part (53), and it is possible to create smartness and lightness, and it is extremely excellent in design ing.

When the holding wall portion 53 made of a light alloy, that is, the conductive holding wall portion is present over the entire length of the lid body 4, when the lid body 4 is opened. , The holding wall (53) is an antenna (1
It will be close to 5) and will adversely affect the antenna performance.
Retaining wall parts (53) (53) necessary for sliding the lid (4),
It is extremely important not only to provide the lid (4) over the entire length but to provide only the effective range when the lid (4) is opened, in view of the design and the antenna function as described above.

Since two cameras (8) and (81) are provided on the front side and the rear side of the lid body (4), not only the front side of the mobile phone but also the back side of the mobile phone Display
You can send it to the other party while checking the screen displayed in (7).

A speaker (not shown) is provided at the front end of the lid body (4).
Is located, and a microphone is located at the rear end of the main body (1). Even if the lid (4) is closed, the voice is transmitted to the microphone (16), so that the user can talk with the lid (4) closed. .

Although detailed description is omitted, the lid body (4) is softly locked to the main body (1) or the lid body (4) at two positions, a fully closed position and a fully opened position of the lid body (4). A click mechanism is provided to prevent the lid body (4) from closing or opening under its own weight regardless of the orientation of the mobile phone.

In carrying out the present invention, the cover of the main body (1)
(3) and the base portion (5) of the lid body (4) can be formed of synthetic resin instead of light metal, or the base portion (2) of the main body and the cover (4) of the lid body (4). 6) can be formed of a light metal instead of the synthetic resin, and is not limited to the configuration of the above embodiment, and various modifications can be made within the scope of the claims.

[Brief description of drawings]

FIG. 1A is a perspective view of the lid body in a closed state, and FIG. 1B is a perspective view of the lid body in an open state as seen from the front side.

2A is a perspective view of the lid body in a closed state, and FIG. 2B is a perspective view of the lid body in an open state as seen from the rear side.

FIG. 3 is an exploded perspective view of the main body.

FIG. 4 is an exploded perspective view of a lid body.

FIG. 5 is a perspective view showing an arrangement of a display unit, a camera, and a switch sheet.

FIG. 6 is a bottom view showing a wiring state in the lid body.

FIG. 7A is an explanatory diagram of the extended state of the flexible substrate with the lid closed, and FIG. 7B is an explanatory diagram of the flexible storage state of the flexible substrate with the lid open.

FIG. 8 is an explanatory view of attaching the slide member to the base portion of the lid body.

FIG. 9 is a cross-sectional view of a main body and a lid in a sliding engagement state.

[Explanation of symbols]

(1) Main body (10) Numeric keypad (2) Base part (3) Cover (37) Guide groove (4) Lid (40) Soft key (5) Base part (53) Holding wall (54) Slide piece (6) Cover (7) Display (8) Camera (9) Flexible substrate

Continued front page    (72) Inventor Keimi Fukui             1-1 Sanyo-cho, Daito-shi, Osaka Sanyo Teleco             Communications Co., Ltd. F-term (reference) 4E360 AA02 AB12 AB23 AB42 BA02                       BA15 BB04 BB20 EC13 ED03                       ED27 FA08 GA12 GA46 GB26                 5E348 AA02 AA28 CC09 EF04 EF16                 5K023 AA07 BB11 DD08 GG08 HH07                       LL06

Claims (6)

[Claims] 1. A lid body (4) provided with a display section (7) and a soft key (40) is slidably arranged on a main body (1) provided with a numeric keypad (10), and a lid body (4) is provided. ) Is closed, the numeric keypad (10) is hidden in the lid (4), and the lid (4) is fully opened to expose the numeric keypad (10). The display unit (7) is independent of whether the lid (4) is opened or closed. A mobile phone which is exposed and is provided with stoppers (38), (39) on the main body (1) for preventing the lid body (4) from coming off from the main body (1). 2. Guide grooves (37) (37) in which a lid (4) is slidably arranged with respect to the body (1), and the lid (4) is slid on both side edges of the body (1). The mobile phone according to claim 1, wherein a slide piece (54) (54) slidably fitted in the guide groove (37) (37) is provided on both side edges of the lid body (4). . 3. The lid body on one guide groove (37) side of the main body (1)
The antenna (15) is provided in the opening direction of (4), and the lid is
(4) The slide pieces (54) and (54) are held by the upper holding wall portion (53), the holding wall portion (53) is provided only on the closing side of the lid body, and the lid body (4) is fully opened. The mobile phone according to claim 2, wherein the holding wall portion (53) does not project in the extending direction of the antenna (15) from the main body (1) in this state. 4. A circuit board (11) and a lid body built in the main body (1).
The circuit board (46) built in (4) is connected by the flexible board (9), and the lid body (4) is attached to the surface of the body (1) on the lid body (4) side.
The mobile phone according to any one of claims 1 to 3, wherein a flexible substrate storage recess (32) for storing the flexible substrate (9) in a bent state when opened is opened. 5. A roller for reducing friction between the lid (4) and the body (1) on the lid-side surface of the body (1),
Protrusions (34) such as synthetic resin projections are provided on the main body (1).
The mobile phone according to any one of claims 1 to 4, wherein the cover (3) and the base portion (5) of the lid (4) are not in direct sliding contact. 6. A speaker and a main body are provided at the end of the lid body (4) on the opening side.
A microphone is provided at the closed end of (1), and the lid is
The mobile phone according to any one of claims 1 to 5, which enables a call with the (4) closed.