JP4451020B2 - Water discoloration electrification toy - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a water-colored electrification toy.
[0002]
[Prior art]
Conventionally, for example, Japanese Utility Model Publication No. 3-55295 discloses a drawing board in which sound is generated at the same time as writing, but this is because “a printed pattern for contacts that are arranged close to each other to form a pair has an appropriate upper surface. A printed circuit board on which an electronic circuit that generates a predetermined sound by electrical short-circuiting between the contact print patterns formed in a predetermined region and each of the pairs is printed, and the contact print on the printed circuit board A spacer sheet made of an insulating material provided with a through hole at a position corresponding to each of the pair of contact print patterns, and a conductive material laminated on the spacer sheet. A flexible conductive sheet; and a flexible writing sheet laminated on the conductive sheet, the upper surface being freely writable, and having flexibility. For drawing board. "A is to symptoms, is forced to complicated structure.
[0003]
Conventionally, water-colored toys such as water brush paper have few variations except for visualizing a water-colored image, and the product form is limited to drawing toys.
[0004]
[Problems to be solved by the invention]
The present invention is intended to solve the above-described conventional problems, and to provide a water-coloring electrification toy having a simple structure in which a load is energized and the play variation as a toy increases dramatically with water-discoloration. It is.
[0005]
[Means for Solving the Problems]
[1] The water color changing energized toy according to the present invention is provided with a plurality of electrodes at intervals in a water color changing layer that changes color due to adhesion of water, a load connected between the electrodes, and the water color changing layer between the electrodes. It is a requirement that the load is energized when connected by a continuous water discoloration image formed in (1).
[0006]
According to the configuration of the first aspect, in spite of the relatively simple structure, the water discoloration image on the surface of the water discoloration layer is visually recognized and the load is energized to greatly increase the variation of play as a toy.
[0007]
[2] In the water discoloration energizing operation toy 1 of claim 1, a pair of three or more electrodes are provided at intervals, and a load is activated when the three or more electrodes are connected by a water discoloration image. It is preferable to include an electrode and a pair of electrodes that do not operate a load when the electrodes are connected by a water discoloration image.
[0008]
In order to operate the load, the load is operated by selecting a pair of electrodes from among the three or more electrodes and the other pair of electrodes does not operate the load at least. In addition to the fun of selecting electrodes, it can be applied to educational toys, games, etc. in addition to drawing toys, greatly expanding the variety of product forms.
[0009]
[3] In the water-colored electrification toy 1 of claim 1 or 2, an amplification circuit for amplifying a weak current between the energized electrodes is provided between the electrodes, and the load is generated by the output current amplified by the amplification circuit. (Claim 3) is preferable.
[0010]
With the configuration of the third aspect, since a weak input current between the electrodes is amplified by the amplifier circuit, a stable operation of the load can be obtained even with a slight amount of water attached.
[0011]
[4] In the water color changing energized toy 1 of claim 1, 2, or 3, the water color changing layer is composed of a porous layer in which a low refractive index pigment is fixed in a dispersed state together with a binder resin on a support. (Claim 4) is preferable.
[0012]
According to the structure of claim 4, the water-discolored water-discolored layer can be transparent or translucent so that a water-discolored image can be displayed and a load energizing operation can be obtained, while water in a non-absorbed state (dry state) can be obtained. In the discoloration layer, the water discoloration image disappears and the load energization operation can be prevented. That is, water discoloration and load energization operation can be enjoyed repeatedly.
[0013]
[5] The low-refractive-index pigment of the water-discoloring layer includes, for example, particulate silicic acid, barite powder, precipitated barium sulfate, barium carbonate, precipitated calcium carbonate, gypsum, clay, talc, alumina white, basic carbonate Examples thereof include magnesium.
[0014]
Examples of the binder resin of the water discoloration layer include urethane resin and nylon resin.
[0015]
Examples of the support for the water-discoloring layer include synthetic paper, fabric, film, metal, rubber, leather, glass, ceramics, wood, and stone.
[0016]
In addition, the said electrode should just be an electroconductive material, For example, a metal piece, an electroconductive fiber, an electroconductive thread, electroconductive ink etc. are mentioned.
[0017]
The load may be anything that operates when energized. For example, a drive body (for example, a motor, a solenoid), a sound generator (for example, a buzzer, a bell, an electronic sound generator, a recording medium, etc.), a light emitter (for example, , Light bulbs, light emitting diodes, etc.), heating elements (for example, heaters) and the like.
[0018]
The amplifying circuit is a circuit using one or a plurality of transistors, and an input signal due to a weak current between the electrodes is amplified by the transistor, and the load is energized by the amplified output signal.
[0019]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described with reference to the drawings.
[0020]
-1st Example (refer FIG. 1)
The water color changing energized toy 1 of this embodiment is in the form of a drawing toy, a water color changing sheet 2, two electrodes 31, 32 exposed on the surface of the water color changing sheet 2, and the electrodes 31, 32, an amplifier circuit 5 that amplifies and outputs an input of a weak current flowing between the electrodes 31 and 32, and a load 4 that is energized and operated by the output of the amplifier circuit 5.
The water discoloration sheet 2 includes a water discoloration layer 21 made of a porous body in which a low refractive index pigment (for example, fine particle silicic acid) is fixed in a dispersed state together with a binder resin, and a support laminated on the back surface of the water discoloration layer 21. A body (for example, fabric, synthetic paper, film, etc.).
[0022]
The electrodes 31 and 32 have a configuration in which conductive ink is applied to two locations with a space between the surface of the water-color-changing sheet 2 (surface of the water-color-changing layer 21) and solidified. The electrodes 31 and 32 are electrically connected to the input terminal 51 of the amplifier circuit 5.
[0023]
The amplifier circuit 5 is a circuit using three transistors (npn type). The amplifier circuit 5 includes an output circuit to which a DC power source (for example, a battery) and a load 4 (for example, a sounding body such as a buzzer) are connected.
[0024]
When the surface of the water color changing sheet 2 between the electrodes 31 and 32 is written by the water color changing tool 8 that contains water inside and can discharge water to the outside, the water color changing image 6 is obtained on the surface of the water color changing sheet 2 at the same time. When the electrodes 31 and 32 are connected by the continuous water discoloration image 6, a weak current (input current) flows between the electrodes 31 and 32, and an output current amplified by the amplifier circuit 5 flows to the output circuit. The sounding body is activated. After a while, the water discoloration image 6 disappears due to evaporation, the connection between the electrodes 31 and 32 is released, and the operation of the sounding body of the output circuit is stopped.
[0025]
Second embodiment (see FIG. 2)
The water discoloration energizing toy 1 according to the present embodiment is an educational toy that activates the load 4 when the answer to the problem is correct, and includes a plurality of detachable water discoloration sheets 2 and a main body 7.
[0026]
The water discoloration sheet 2 is made of synthetic paper having a water discoloration layer 21 made of a porous layer on the surface. The water discoloration sheet 2 has a problem printed on its surface and three answers to the problem, and an annular contact 24 (for example, a metal eyelet) in the vicinity of the print sections 22 and 23 for the problem and answer. ) Are provided. The contact 24 is exposed from both surfaces (that is, the front surface and the back surface) of the water discoloration sheet 2 and includes a through hole 24a. Further, a notch 25 is provided at one end of the water discoloration sheet 2.
[0027]
On the surface of the main body 7, metal columnar electrodes 31, 32 project from a position corresponding to the annular contact 24 of the water discoloration sheet 2. An amplifier circuit 5 is connected between the one electrode 31 on the problem side and the three electrodes 32 on the answer side. As in the first embodiment, the amplifier circuit 5 includes an output circuit to which a DC power source (for example, a battery) and a load 4 (for example, a sounding body such as a buzzer) are connected.
[0028]
A micro switch 71 for detecting the position of the notch 25 of the water discoloration sheet 2 is provided in the main body 7. Thereby, in each water discoloration sheet 2, a pair of electrodes composed of the problem side electrode 31 and one of the three answer side electrodes 32 representing the correct answer of the problem can be set in a state where energization is possible. it can.
[0029]
The water discoloration sheet 2 is placed on the surface of the main body 7, and the electrodes 31, 32 of the main body 7 are inserted and locked into the through holes 24 a of the annular contact 24 of the water discoloration sheet 2, and the contact 24, the electrodes 31, 32, Are electrically connected to each other.
[0030]
In FIG. 2, the problem “1 + 2 =” and a plurality of answers “1”, “2”, and “3” are printed on the surface of the water discoloration sheet 2 and the water discoloration sheet 2 is placed on the surface of the main body 7. In the vicinity of the printing units 22 and 23, the electrodes 31 and 32 and the contact 24 are exposed.
[0031]
A water discoloration image 8 is formed on the surface of the water discoloration sheet 2 by the water discoloration tool 8, and the problem side electrode 31 and one of the three electrodes 32 on the answer side are formed by the continuous water discoloration image 6. When connected, the microswitch 71 in the main body 7 detects one electrode at the correct position among the three electrodes 32 on the answer side. In the case of FIG. 2, when the electrode 31 on the problem side and one electrode in the vicinity of the printing unit 23 of the correct answer “3” among the three electrodes 32 on the answer side are connected by the continuous water discoloration image 6. A weak input current between the electrodes 31 and 32 is amplified by the amplifier circuit 5, and the sounding body of the output circuit is activated by the amplified output current.
[0032]
On the other hand, when the answer-side two electrodes 32 and the problem-side electrode 31 located in the vicinity of the printing unit 23 of the incorrect answer “1” or “2” and the problem-side electrode 31 are connected by the water discoloration image 6, at least during the correct answer Activating sounding bodies do not work. However, in the case of the incorrect answer, a load different from the load 4 that operates at the time of the correct answer (for example, a sounding body that emits a sound different from that at the time of the correct answer) may be operated.
[0033]
Third embodiment (see FIG. 3)
The water color changing energized toy 1 of the present embodiment is a water gun target toy having the appearance of a robot, and includes a main body 7 in the form of a robot and a water color changing sheet 2 formed on the abdomen of the main body 7.
[0034]
The water discoloration sheet 2 is formed by forming a water discoloration layer 21 made of a porous material on the surface of a support made of fabric. Two concentric electrodes 31 and 32 made of conductive yarn are disposed on the surface of the water discoloration sheet 2. Specifically, the electrodes 31 and 32 are obtained by sewing a conductive thread on the water discoloration sheet 2.
[0035]
The amplification circuit 5 is connected to the electrodes 31 and 32 as in the first embodiment. A DC power source (for example, a battery) and a load 4 (for example, a light emitter such as a light emitting diode) are connected to the output circuit of the amplifier circuit 5. The luminous body is incorporated in both eyes of the robot toy.
[0036]
When water is released to the abdomen of the main body 7 in the form of a robot with a water discoloration tool 8 (for example, a water gun), water adheres to the water discoloration layer 21 and a water discoloration image 6 is obtained. When the two concentric electrodes 31, 32 are connected by the water discoloration image 6, the weak current between the electrodes 31, 32 is amplified by the amplifier circuit 5, and the light emitter of the output circuit emits light.
[0037]
【The invention's effect】
According to the invention of claim 1, in spite of a simple structure, the load is energized with water discoloration, and the variation of play as a toy is remarkably increased.
[0038]
The invention of claim 2 can be applied to educational toys, games, etc. in addition to drawing toys, and the range of product forms is significantly increased.
[0039]
According to the invention of claim 3, an operation with a stable load can be obtained even with a slight amount of water adhering.
[0040]
According to the invention of claim 4, water color change and load energization operation can be enjoyed repeatedly.
[Brief description of the drawings]
FIG. 1 is an explanatory diagram of a first embodiment of the present invention.
FIG. 2 is an explanatory diagram of a second embodiment of the present invention. (A) shows the separation state of the water discoloration sheet and the main body before use. (B) shows a use state.
FIG. 3 is an explanatory diagram of a third embodiment of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Water discoloration electrification toy 2 Water discoloration sheet 21 Water discoloration layer 22 Problem printing part 23 Answer printing part 24 Contact 24a Through hole 25 Notch 31 Electrode 32 Electrode 4 Load 5 Amplifier circuit 51 Input terminal 6 Water discoloration image 7 Main body 71 Micro switch 8 Water discoloration

Claims (4)

Two or more electrodes are provided at an interval in a water discoloration layer that changes color due to adhesion of water, a load is connected between the electrodes, and the electrodes are connected by a continuous water discoloration image formed in the water discoloration layer. A water discoloration energizing toy made by energizing the load. Three or more electrodes are provided at intervals in the water discoloration layer, and when the electrodes are connected by a water discoloration image, the load operates when the electrodes are connected by the water discoloration image. The water-colored electrification toy according to claim 1, comprising a pair of electrodes that do not operate. 3. A water-colored electrification toy according to claim 1, wherein an amplification circuit for amplifying a weak current between the energized electrodes is provided between the electrodes, and the load is operated by an output current amplified by the amplification circuit. 4. The water-discoloring current-carrying toy according to claim 1, wherein the water-discoloring layer comprises a porous layer in which a low refractive index pigment is fixed in a dispersed state together with a binder resin on a support.

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