JP2001283338A - Burglary prevention tag - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a burglary prevention tag capable of locking respective commodities by preparing only one burglary prevention tag for plural commodities. SOLUTION: First and second tag bodies 10, 20 are respectively provided with double coated adhesive tapes 10a, 20a for locking commodities and limit switches 11, 21 for detecting separation from respective commodities. The 1st and 2nd tag bodies 10, 20 are connected to each other by a 2nd wire 40, a 1st wire 30 derived from the 1st tag body 10 forms a loop 31 allowing the 1st and 2nd tag bodies 10, 20 to pass through it, a limit switch detection circuit 12 detects the separation of the 1st tag body 10 or the 2nd tag body 20 from a commodity, and a wire cut detection circuit 13 detects the cut of the 1st wire 30 or the 2nd wire 40. An alarm circuit 14 generates an alarm in response to detection by the detection circuit 12 or 13.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an anti-theft tag for locking a tag body to a product to prevent theft.

[0002]

2. Description of the Related Art FIG. 6 is a perspective view showing a conventional anti-theft tag and its use. The anti-theft tag 100 shown in FIG. 6 includes a tag main body 101 and a wire 102 led out from the main body 101. Wire 102
Is obtained by folding one wire into two, and both ends of this wire 102 are connected to the main body 101. Also,
A loop 102a is formed by fastening the middle of the wire 102 with a clasp or the like.

[0003] A battery serving as a power supply, a power switch, a limit switch, a buzzer serving as an alarm device, a printed circuit board, and the like are built in the tag body 101, and a push-type lever is provided on a side wall of the tag body 101 as a power switch. 1
03 is installed.

[0004] A hole (not shown) is formed in the bottom of the tag main body 101, and a plunger 104 of a limit switch protrudes from this hole. With the plunger 104 protruding, the limit switch is turned off,
When the plunger 104 is pushed and retracted, the limit switch is turned on. Note that a double-sided adhesive tape is adhered to the bottom surface of the tag body 101.

Next, an operation of using the anti-theft tag 100 will be described with reference to FIG. The wire 102 of the anti-theft tag 100 is hooked on the frame 121 of the product shelf 120 or the like, and the tag main body 101 is connected to the loop 102a of the wire 102.
, The wire 102 is tied to the frame 121. Then, the release paper (not shown) of the double-sided tape on the bottom surface of the tag body 101 is peeled off, and the tag body 101 is attached to the product 1.
Press 10 and adhere. At this time, the plunger 104 of the limit switch is pushed by the product 110 and retracts inside the tag main body 101, and the limit switch is turned on. Then, the power switch lever 103 on the side wall of the tag body 101 is pressed to turn on the power switch. As a result, the anti-theft tag 100 is activated.

[0006] Here, the burglar puts the tag body 101 on the product 1
When peeled off from 10, the plunger 104 of the limit switch projects, and the detection circuit of the tag body 101 detects the off state of the limit switch and sounds the buzzer of the alarm device. If the tag 102 is to be cut off and taken away while the tag body 101 is adhered to the product 110, the detection circuit of the tag body 101 detects the cut of the wire 102 and sounds the buzzer of the alarm device.

[0007]

In the above-described conventional example, one anti-theft tag 100 is required for one product main body 110 to be stolen. That is, for a product composed of a product main body and detachable accessories, such as a mobile phone main body and its battery, and a notebook personal computer main body and its battery, an anti-theft tag is provided not only for the product main body but also for its accessories. If not locked, there is a risk of being stolen. However, attaching the above-described conventional anti-theft tag to each of the product main body and accessories is troublesome for the work surface, and preparing a plurality of anti-theft tags is costly. .

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problem, and it is only necessary to prepare one anti-theft tag for a product comprising a product main body and a detachable accessory. To lock the product body and accessories respectively.

Further, it is possible to lock each product by preparing only one anti-theft tag for a plurality of products.

[0010]

According to a first aspect of the present invention, there is provided an anti-theft tag comprising a locking means (for example, a double-sided adhesive tape or a clip) for locking to a product, and a detection switch for detecting detachment from the product. (For example, a limit switch, an optical switch), a first tag main body and a second tag main body, a second wire connecting the first tag main body and the second tag main body, and a first wire derived from the first tag main body. A first wire having a loop through which the tag main body and the second tag main body can pass, wherein the first tag main body or the second tag main body is detached from the product based on the detection switch. Product disconnection detection means (for example, a limit switch detection circuit, an optical switch detection circuit) for detecting that the first wire or the second wire has been cut; And having a warning means for generating an alarm in response to detection by de-detecting means or wire disconnection detection unit.

According to a second aspect of the present invention, in the first aspect, the second tag main body has a structure capable of being stored in the first tag main body.

According to a third aspect of the present invention, in the second aspect of the present invention, the first tag main body or the second tag main body is provided with a wire winding mechanism which is biased by a spring so as to wind the second wire. It is characterized by.

According to a fourth aspect of the present invention, there is provided the first to third aspects.
In the invention, at least a part of the first wire and the second wire is shared.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiment 1 Hereinafter, the anti-theft tag according to Embodiment 1 of the present invention will be described with reference to the accompanying drawings.

FIG. 1A is a perspective view showing the anti-theft tag 1 according to the first embodiment. The anti-theft tag 1 of the present embodiment includes a first tag main body 10, a first wire 30 derived from the first tag main body 10, a second wire 40 derived from the first tag main body 10, The second tag body 20 is connected to the other end of the two wires 40. Further, the first wire 30 is formed with a loop 31 through which each of the first tag main body 10 and the second tag main body 20 can pass.

The first tag body 10 and the second tag body 20 have double-sided adhesive tapes 10a and 20a adhered to their bottom surfaces, respectively, as means for locking to a product. Also,
Holes (not shown) are formed in the bottoms of the first tag main body 10 and the second tag main body 20, and plungers 11a and 21a of the limit switches 11 and 21 protrude from these holes, respectively. And these plungers 11a, 1
In the state where 2a is protruding, the limit switches 11, 1
2 is turned off, and when the plungers 11a and 12a are pushed and retracted, the limit switches 11 and 12 are turned on.

On the side wall of the first tag body 10, a push-type lever 16 is provided as a power switch. When the lever 16 of the power switch is pushed in the direction of arrow A, the power switch is turned on.

FIG. 1B is a circuit block diagram of the anti-theft tag 1 according to the first embodiment. A circuit board 17 inside the first tag body 10 includes a limit switch detection circuit 1
2. Wire break detection circuit 13, alarm circuit 1 such as buzzer
4, and a power supply 15 such as a lithium battery.

The limit switch detection circuit 12 detects whether the limit switch 11 of the first tag body 10 is on or off.
And the ON / OFF state of the limit switch 21 of the second tag body 20 via the second wire 40. The wire cut detection circuit 13 detects a cut state of the first wire 30 and the second wire 40 including the loop 31 portion. The alarm circuit 14 sounds a buzzer or the like in response to the detection outputs of the detection circuits 12 and 13, and issues an alarm.

When the lever 16 is pushed in the direction of arrow A, the power switch is turned on, and a power source 15 such as a lithium battery is connected to the circuits 12, 13, and 14 on the circuit board 17 via the power switch. , The respective circuits enter the operating state.

Next, the operation of using the anti-theft tag 1 of the first embodiment will be described with reference to FIG. First, the first wire 30 of the anti-theft tag 1 is hooked on the frame 121 of the product shelf 120 or the like, and the second tag body 20 and the first tag body 10 are hooked.
Is passed through the loop 31 of the first wire 30, thereby connecting the anti-theft tag 1 to the structure.

Next, the release paper of the double-sided tape on the bottom surface of the first tag main body 10 is peeled off, and the first tag main body 10 is pressed against and adhered to a product main body 50 such as a mobile phone. At this time, the plunger 11a of the limit switch 11 is
It is pushed to 0 and retracted inside the first tag body 10, and the limit switch 11 is turned on. Also, the second tag body 2
The release paper of the double-sided tape on the bottom surface of the “0” is peeled off, and the second tag body 20 is pressed against and adhered to a product 51 such as a battery. At this time, the plunger 2 of the limit switch 21
1a is pushed by the product 51 and retracted inside the second tag body 20, and the limit switch 21 is turned on.

Thereafter, the lever 16 of the power switch on the side wall of the first tag body 10 is pushed in to turn on the power switch. As a result, the power supply 15 is connected to the limit detection circuit 12, the wire cut detection circuit 13, and the alarm circuit 14 on the circuit board 17 inside the anti-theft tag 1, and the respective circuits are activated.

In this state, the first tag body 10 is
0, the second tag body 20 is forcibly peeled off from the product 51, or the first wire 30 or the second wire 40 is not cut.
Or the product 51 cannot be taken away.

Here, when the first tag body 10 is peeled off from the product 50, the plunger 1 of the limit switch 11 is turned off.
1a protrudes from the bottom surface of the tag main body, and the limit switch 11 is turned off. This OFF state is detected by the limit switch detection circuit 12, and in response to this, the alarm circuit 14 issues an alarm such as a buzzer.

When the second tag body 20 is peeled off from the product 51, the plunger 21 of the limit switch 21 is turned off.
a protrudes from the bottom surface of the tag body, and the limit switch 21 is turned off. This off state is the second wire 40
Is detected by the limit switch detection circuit 12 via the interface, and in response to this, the alarm circuit 14 issues an alarm such as a buzzer.

When the first wire 30 or the second wire 40 is cut, respectively, the cut of the wires 30, 40 is detected by the wire cut detection circuit 13, and in response to this, the alarm circuit 14 issues an alarm such as a buzzer. Emit.

As described above, according to the first embodiment, for example, the first tag main body 10 can be attached to the commodity main body 50 and the second tag main body 20 can be attached to the commodity accessory 51, respectively. 10 or the second tag body 20 may be peeled off from the product, or the first wire 30 or the second wire 4
Unless the 0 is cut, the product cannot be taken away. Then, when the first tag body 10 or the second tag body 20 is peeled off from the product and the first wire 30 or the second wire 40 is cut, the alarm circuit 14 issues an alarm, so that the unauthorized removal of the product can be reliably detected. Can be.

In the above description, an example was described in which the first tag main body 10 was attached to the commodity main body 50 and the second tag main body 20 was attached to the commodity accessory 51, but the first tag main body 10 and the second tag main body 20 were attached to each other. They may be attached to different products.

Embodiment 2 FIG. FIG. 3 is a perspective view showing the anti-theft tag according to the second embodiment, and FIG.
FIG. 3B shows a state in which the second tag main body 20A is housed in the tag main body 10A, and FIG. 3B shows a state in which the second tag main body 20A is pulled out from the first tag main body 10A.

As shown in FIG. 3, in the anti-theft tag 1A of the second embodiment, the first tag main body 10A has a structure capable of storing the second tag main body 20A, and the second wire 40 has the first wire main body 10A. Wire winding mechanism 1 in tag body 10A
8, so that it can be wound up freely. Here, the wire winding mechanism 18 always connects the second wire 40 to the first wire.
It is urged so that it can be wound around the tag body 10A. The other configuration is the same as that of the first embodiment, and the description is omitted.

Next, the anti-theft tag 1A of the second embodiment
Will be described. Except when the anti-theft tag 1A is locked to a product, the second tag main body 20A is stored in the first tag main body 10A in principle, as shown in FIG. 3A. And the anti-theft tag 1
A first anti-theft tag 1A is hooked on a product shelf frame or the like and passed through a loop 31 of the first wire 30 in a state where the second tag main body 20A and the first tag main body 10A are integrated. To the structure side such as a product shelf.

Next, the release paper of the double-sided tape on the bottom surface of the first tag main body 10A is peeled off, and the first tag main body 10A is pressed against and adhered to a product. Thereafter, the second tag body 20A is pulled out from the first tag body 10A, and the second tag body 20A is pulled out.
The release paper of the double-sided tape on the bottom surface of A is peeled off, and the second tag body 20A is pressed against another product and adhered. Further, after the second tag main body 20A is locked to the product, the first tag main body 10A may be separated from the second tag main body 20A and locked to the product. Other operations are the same as those in the first embodiment.

As described above, according to the second embodiment, the second
Since the tag main body 20A is configured to be stowable in the first tag main body 10, the second tag main body 20A is integrated with the first tag main body 10 except when the anti-theft tag 1A is locked to a product. And the handling of the anti-theft tag 1A becomes convenient. In particular, when carrying the anti-theft tag 1A itself or when passing the anti-theft tag 1A through the loop 31, the second tag main body 20A and the second wire 40 are stored in the first tag main body 10A. It does not interfere with the work of submerging on the shelf. Only when the tag body is attached to a plurality of products, the second tag body 20
A may be pulled out from the first tag body 10A.

When the second tag main body 20A is stored in the first tag main body 10, the wire winding mechanism 18 of the first tag main body 10A is always urged by a spring in the winding direction of the second wire 40. In addition, the winding of the second wire 40 becomes smooth. In addition, the wire winding mechanism 1
The same effect can be obtained even if 8 is installed on the second tag body 20A side.

Embodiment 3 FIG. FIG. 4 is a perspective view showing the anti-theft tag according to the third embodiment, and FIG.
FIG. 4B shows a state where the second tag body 20B is housed in the tag body 10B, and FIG. 4B shows a state where the second tag body 20B is pulled out from the first tag body 10B.

As shown in FIG. 4, in the anti-theft tag 1B of the third embodiment, the first tag main body 10B has a structure capable of storing the second tag main body 20B. As the wire connecting the two tag bodies 20B, a wire in which the first wire 30 and the second wire 40 are shared is used. Then, the common wires 30, 4
0 is a wire winding mechanism 18B in the first tag body 10B.
Can be rolled up. Other configurations are the same as those of the first and second embodiments, and thus the description is omitted.

Next, the anti-theft tag 1B of the third embodiment
Will be described. Except for the case where the anti-theft tag 1B is locked to the product, the first tag as shown in FIG.
The second tag main body 20B is stored in the tag main body 10B. Then, the first wire 30 of the anti-theft tag 1 </ b> B is hooked on a frame of a product shelf or the like, and the second tag main body 20.
B and the first tag body 10B are integrated and passed through the loop 31 of the first wire 30, thereby connecting the anti-theft tag 1B to the structure side.

Next, the release paper of the double-sided tape on the bottom surface of the first tag body 10B is peeled off, and the first tag body 10B is pressed against and adhered to the product. Thereafter, the second tag body 20B is pulled out from the first tag body 10B, and the second tag body 20B is pulled out.
The release paper of the double-sided tape on the bottom surface of B is peeled off, and the second tag main body 20B is pressed against and adhered to another product. After locking the second tag body 20B to the product, the first tag body 1
0B may be pulled away from the second tag body 20B and locked to the product.

As described above, according to the third embodiment, similarly to the second embodiment, the second tag main body 20B has a structure capable of being stored in the first tag main body 10B.
Except when B is locked to a product, the second tag body 20B
Can be stored in the first tag body 10B, and the antitheft tag 1B can be conveniently handled.

The first wire 30 and the second wire 4
By partially sharing 0, there is an effect that the wire and the wiring on the circuit board 17 connected to the wire are simplified.

Other Embodiments In the above-described embodiment, the example of the anti-theft tag having one first tag body and one second tag body has been described. However, as shown in FIG. Second tag body 2
The anti-theft tag provided with 0C and the anti-theft tag provided with a plurality of first tag bodies 10D as shown in FIG.

In the above embodiment, the first tag body and the second tag body are provided with limit switches, and the first tag body is provided with a limit switch detection circuit for detecting that the product has been separated from the product. However, an optical switch (for example, a photodiode or a phototransistor) is installed on the first tag body and the second tag body as a switch for detecting detachment from a product, and the first tag body or the second tag body is provided on the first tag body based on the optical switch. An optical switch detection circuit for detecting that the 2-tag body has detached from the product may be provided.

Further, in the above embodiment, the double-faced adhesive tape is applied to lock the first tag body and the second tag body to the product, but the present invention is not limited to this. For example, the main body may be locked to the product by a general adhesive tape, or a clip or the like may be used.

In addition, not only a buzzer but also light can be used to generate an alarm. Further, an alarm may be transmitted from the anti-theft tag by an electromagnetic wave, and the alarm may be generated at the receiving end.

[0046]

As described above, according to the first aspect of the present invention, a single theft can be obtained for a product including a product main body and a detachable accessory, and also for a plurality of products. By simply preparing the prevention tag, the first tag body or the second tag body can be peeled off from the product by locking the first tag body and the second tag body to the respective products, or the first wire or the first wire can be used. 2 The goods cannot be removed unless the wires are cut. Then, when the first tag body or the second tag body is peeled off from the product and the first wire or the second wire is cut, the alarm circuit issues an alarm, so that there is an effect that the unauthorized removal of the product can be reliably detected. .

According to the second aspect of the present invention, since the second tag main body has a structure capable of being stored in the first tag main body, the second tag main body is used except when the anti-theft tag is locked to a product. The main body can be integrated with the first tag main body, and handling of the anti-theft tag is convenient. In particular, when carrying the anti-theft tag itself or when passing the anti-theft tag through a loop, the second tag main body and the second wire are stored in the first tag main body. It does not interfere with attaching work.

Further, according to the third aspect of the present invention, the first tag main body or the second tag main body is provided with a wire winding mechanism which is spring-biased so as to wind the second wire. When the tag main body is stored in the first tag main body, there is an effect that the winding of the second wire becomes smooth.

According to the fourth aspect of the present invention, at least a portion of the first wire and the second wire is shared, thereby simplifying the wires and the wiring on the circuit board connected to the wires. is there.

[Brief description of the drawings]

FIG. 1 is a perspective view and a functional block diagram showing an anti-theft tag according to Embodiment 1 of the present invention.

FIG. 2 is a perspective view showing a use mode of the anti-theft tag according to the first embodiment of the present invention.

FIG. 3 is a perspective view showing an anti-theft tag according to a second embodiment of the present invention.

FIG. 4 is a perspective view showing an anti-theft tag according to Embodiment 3 of the present invention.

FIG. 5 is a perspective view showing an anti-theft tag according to another embodiment of the present invention.

FIG. 6 is a perspective view showing a conventional anti-theft tag and its use state.

[Explanation of symbols]

1, 1A, 1B Anti-theft tag, 10, 10A, 10
B, 10C, 10D first tag body, 11 limit switch, 12 limit switch detection circuit, 13 wire disconnection detection circuit, 14 alarm circuit, 15 power supply, 18,
18B wire winding mechanism, 20 second tag body, 2
1 limit switch, 30 first wire, 31 loop, 40 second wire.

Claims (4)

[Claims] 1. A first tag body and a second tag body each provided with a locking means for locking to a product, a detection switch for detecting detachment from the product, a first tag body and a second tag body. And a first wire led out of the first tag main body and formed with a loop through which the first tag main body and the second tag main body can pass, and the first tag main body includes: Merchandise detachment detecting means for detecting that the first tag body or the second tag main body has detached from the product based on the detection switch, wire disconnection detecting means for detecting that the first wire or the second wire has been cut, An alarming means for generating an alarm in response to detection by the detachment detecting means or the wire disconnection detecting means. 2. The anti-theft tag according to claim 1, wherein the second tag main body has a structure capable of being stored in the first tag main body. 3. The first tag body or the second tag body has a second tag body.
The anti-theft tag according to claim 2, further comprising a wire winding mechanism for urging the wire to be wound. 4. The anti-theft tag according to claim 1, wherein at least a part of the first wire and the second wire are shared.