JPH10191476A - Remote control transmitter - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent deposition of dust in a gap between a case and keys without deteriorating the operability. SOLUTION: A plurality of operation keys 12 are placed to a prescribed side 13 of a main body case 11 of the remote control transmitter 10. A slide cover 21 is skided to open/close a prescribed part of the main body case 11 at which the operation keys 12 are placed. A projection 22 is provided to the inside of the slide cover 21. On the other hand, pa plurality of the operation keys 12 and a power supply key 15 are stood upright to a rubber key 14. A projection section 22, the power supply key 15 and a circuit section provided in the main body key 11 configure a remote control signal transmission means that sends a remote control signal of power-on when the slide cover 21 is open and that sends a remote control signal of power-off when the slide cover 21 is closed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a remote control transmitter used for controlling a controlled device, and more particularly to a remote control transmitter capable of preventing dust from being attached to a gap between a case and operation keys.

[0002]

2. Description of the Related Art In recent years, home electric appliances such as television receivers, in which a main unit, which is a controlled device, is controlled by a remote control transmitter have become widespread.

In such a conventional remote control transmitter, when a rubber key provided with a conductive rubber is pressed with a finger, it is electrically connected to a carbon contact on a substrate to transmit a code for powering on and off. In this case, most of the operation keys, including the power on / off power key, are not covered with a cover or the like, and if used for a long time, rubber will adhere to the gap between the case and the operation keys and accumulate. The transmitter was dirty.

[0004]

According to the conventional remote control transmitter described above, most of the operation keys including the power on / off power key are not covered with a cover or the like.
When used for a long time, rubber adhered to the gap between the case and the operation keys and accumulated and became dirty.

An object of the present invention is to provide a remote control transmitter which eliminates the above-mentioned problems and can prevent dust from adhering to a gap between a case and operation keys without deteriorating operability.

[0006]

Means for Solving the Problems Claim 1 according to the present invention.
The remote control transmitter described above includes a main body in which a plurality of operation keys are provided in a predetermined portion on one surface, a slide cover that opens and closes a predetermined portion in which the operation keys of the main body are provided, and opens the slide cover. Remote control signal transmitting means for transmitting a remote control signal for turning on the power, and transmitting a remote control signal for turning off the power by closing the slide cover.

According to a second aspect of the present invention, there is provided a remote control transmitter, wherein a plurality of operation keys are provided on a predetermined portion of one surface, and the operation keys of the main body are provided while being slid to one side. A slide cover that covers a predetermined portion and exposes the predetermined portion in a state of sliding to the other side, and transmits a remote control signal of power-on by sliding the slide cover from the one side to the other side, Remote control signal transmission means for transmitting a power-off remote control signal by sliding the slide cover from the other side to the one side.

According to the first aspect of the present invention, dust can be prevented from adhering to the gap between the case and the operation keys by closing the slide cover, and the remote control signal transmitting means opens the slide cover to transmit a power-on remote control signal. The remote control signal for turning off the power is transmitted by transmitting and closing the slide cover, so that the power on / off operation can be performed by opening and closing the slide cover, and thus, the gap between the case and the operation keys without lowering the operability. Dust can be prevented from adhering.

According to the second aspect of the present invention, the slide cover is slid to one side to cover a predetermined portion of the main body where the operation keys are provided, thereby preventing dust from adhering to a gap between the case and the operation keys. The remote control signal transmission means transmits a power-on remote control signal by sliding the slide cover from one side to the other side, and the remote control signal transmission means by sliding the slide cover from the other side to one side. Transmits the power-off remote control signal, so that the power-on / off operation can be performed by sliding the slide cover, thereby preventing dust from adhering to the gap between the case and the operation keys without reducing operability. Can be.

[0010]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a perspective view showing an embodiment of the remote control transmitter according to the present invention, with the side cut away.

In FIG. 1, reference numeral 10 denotes a remote control transmitter, and a main body case 1 serving as a main body of the remote control transmitter 10.
1, a plurality of operation keys 12 are provided on a predetermined portion 13 on one surface. The slide cover 21 opens and closes a predetermined portion of the main body case 11 provided with the operation keys 12 by sliding. A protrusion 22 is provided inside the slide cover 21. On the other hand, a plurality of operation keys 12 and a power key 15 are provided upright on the rubber key 14. The protrusion 22, the power key 15, and the circuit provided in the main body case 11 transmit a power-on remote control signal by opening the slide cover 21 and transmit a power-off remote control signal by closing the slide cover 21. It constitutes remote control signal transmitting means for transmitting.

More specifically, the main body case 1
1 stores a rubber key 14 with a conductive rubber in an upper case 16 and a lower case 17. The operation part of the operation key 12 of the rubber key 14 protrudes from the through hole 18 of the upper case 16.

FIGS. 2 to 4 are perspective views showing the slide cover 21 of FIG. 1, respectively, on the rear side (in this case, the section facing the controlled device (for example, a television receiver) is the rear side). It is the figure and the sectional view seen from the side.

As shown in FIG. 2, the slide cover 21 is formed in a U-shape by bending right and left sides. Rails 25 are formed inside the side plates 23 and 24 of the slide cover 21, as shown in FIG. A projection 22 is formed below the upper surface plate 26 of the slide cover 21. As shown in FIG.
7 is formed in a wedge shape. The rail 25 is formed so as to be parallel to the upper surface plate 26.

FIGS. 5 and 6 are a perspective view and a sectional view showing the rubber key 14 of FIG. 1, respectively.

In FIG. 5, a rubber key 14 has a plurality of cylindrical operation keys 12 and a power key 15 erected on a base plate 16 formed of a conductive rubber in a rectangular plate shape.

In FIG. 6, the power key 15 of the rubber key 14 is formed lower than the operation key 12. On the upper side of the front side of the power key 15, a slope 31 inclined from vertical to rear is formed, and thereafter, a slope 32 inclined from vertical to front is formed. A carbon contact for powering off the substrate is provided below the slope 31, and a carbon contact for powering on the substrate is provided below the slope 32.

FIG. 7 is a perspective view showing the main body case 11 of FIG.

In FIG. 7, the main body case 11 has a step 33 formed on the back side of the upper surface, and the bottom of the step 33 is a predetermined portion 13. As shown in FIG.
A through hole 18 from which the operation portion of the operation key 12 protrudes is formed. A groove 34 into which the protrusion 22 shown in FIG. 3 is inserted is formed on the upper surface of the main body case 11. A groove 35 that engages with the rail 24 shown in FIG. 3 is formed on a side surface of the main body case 11.

FIG. 8 is a sectional view taken along line AA of FIG.

In FIG. 8, the groove 35 is provided in the main body case 1.
1 are formed on both left and right sides. The bottom of the groove 34 is closed except for the portion where the power key 15 shown in FIG.

The operation of the embodiment of the invention shown in FIG. 1 will be described below with reference to FIGS.

FIG. 9 is a perspective view showing a state in which the slide cover 21 of the remote control transmitter 10 of FIG. 1 is closed, and FIG.
1 is a perspective view showing a state in which a slide cover 21 of the remote control transmitter 10 is opened, FIG. 11 is an enlarged sectional view of a main part showing an operation when a power switch of the remote control transmitter 10 in FIG. 1 is turned on, and FIG. FIG. 4 is an enlarged cross-sectional view of a main part showing an operation when a power switch of one remote control transmitter 10 is turned off.

In FIG. 9, the remote control transmitter 10 is in a state in which the slide cover 21 is slid to one side and covers a predetermined portion of the main body case 11 where operation keys are provided, and is closed.

In FIG. 10, the remote control transmitter 10 comprises:
A predetermined portion 13 of the main body case 11 provided with the operation keys 12 with the slide cover 21 slid to the other side.
To expose.

Next, the power on / off operation will be described.

In FIG. 11, the slide cover 21 is
The process is to slide from one side (the state shown in FIG. 9) to the other side (the state shown in FIG. 10).
The projection 22 is in contact with the slope 32 of the power key 15 provided on the power supply key 15 to apply stress. In this case, the force of the slide cover 21 on the protrusion 22 in the lateral direction B is converted into a force downward C of the slope 32 by the angle of the slope 32. A carbon contact for powering on the substrate is provided below the slope 32, and the carbon contact conducts to supply a power-on signal to the circuit unit. The power is supplied to the light emitting unit, and a remote control signal (for example, an infrared signal) for turning on the power is transmitted from the light emitting unit to the controlled device.

In FIG. 12, the slide cover 21 is
It is a process of sliding from the other side (the state shown in FIG. 10) to one side (the state shown in FIG. 11).
4 is provided on the slope 31 of the power key 15
Are in contact and apply stress. In this case, depending on the angle of the slope 31, the force of the slide cover 21 on the protrusion 22 in the lateral direction D is converted into a force downward E of the slope 31. A carbon contact for turning off the power of the substrate is provided below the slope portion 31. The carbon contact conducts to supply a power-off signal to the circuit portion. Is transmitted to the controlled device.

According to the embodiment of the present invention, by sliding the slide cover 21 to one side, the predetermined portion 1 of the main body case 11 provided with the operation keys 12 is provided.
3, the dust can be prevented from adhering to the gap between the main body case 11 and the operation key 12, and the slide cover 21 is slid from one side to the other side so that the remote control signal transmitting means transmits a remote control signal for turning on the power. When the slide cover 21 is slid from the other side to the one side, the remote control signal transmitting unit transmits a remote control signal for turning off the power, so that the power on / off operation can be performed by sliding the slide cover. Further, it is possible to prevent dust from adhering to the gap between the case and the key without lowering operability. This makes it possible to provide a user with a remote controller transmitter having high durability and good operability.

In the present invention, as the remote control transmission signal, various kinds of signals other than infrared rays, such as electromagnetic waves and ultrasonic waves having a lower frequency than infrared rays, can be applied.

[0032]

According to the present invention, dust can be prevented from adhering to the gap between the case and the key without lowering the operability. This makes it possible to provide a user with a remote controller transmitter having high durability and good operability.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of a remote control transmitter according to the present invention.

FIG. 2 is a perspective view showing the slide cover of FIG. 1;

FIG. 3 is a cross-sectional view showing the slide cover of FIG. 1 as viewed from the rear side.

FIG. 4 is a cross-sectional view of the slide cover of FIG. 1 as viewed from a side.

FIG. 5 is a perspective view showing the rubber key of FIG. 1;

FIG. 6 is a sectional view showing the rubber key of FIG. 1;

FIG. 7 is a perspective view showing the main body case 1 of FIG. 1;

FIG. 8 is a sectional view taken along line AA of FIG. 7;

FIG. 9 is a perspective view showing a state where a slide cover of the remote control transmitter of FIG. 1 is closed.

FIG. 10 is an exemplary perspective view showing a state where a slide cover of the remote control transmitter of FIG. 1 is opened;

FIG. 11 is an enlarged sectional view of a main part showing an operation when a power switch of the remote control transmitter in FIG. 1 is turned on.

FIG. 12 is an enlarged sectional view of a main part showing an operation when a power switch of the remote control transmitter in FIG. 1 is turned off.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Remote control transmitter 11 Main body case 12 Operation key 13 Predetermined part 15 Power key 21 Slide cover 22 Projection

Claims (2)

[Claims] 1. A main body having a plurality of operation keys provided on a predetermined portion of one surface, a slide cover for opening and closing a predetermined portion of the main body provided with the operation keys, and opening the slide cover. A remote control signal transmitting means for transmitting a remote control signal for turning on the power and transmitting a remote control signal for turning off the power by closing the slide cover. 2. A state in which a plurality of operation keys are provided on a predetermined portion of one surface, and a state where the operation key is slid to one side and covers the predetermined portion where the operation keys are provided, and the other side slides to the other side. A slide cover for exposing the predetermined portion, and a remote control signal for turning on the power is transmitted by sliding the slide cover from the one side to the other side,
A remote control signal transmitting means for transmitting a power-off remote control signal by sliding the slide cover from the other side to the one side.