DE60007905T2 - SAFETY LABEL AND MANUFACTURING PROCESS - Google Patents

Abstract

A security tag has two encapsulating strips, with an anti-theft strip between the encapsulating strips. The encapsulating strips are attached to each other by an adhesive. In a method for making such a security tag, a first encapsulating strip is provided, an anti-theft strip is placed on the first encapsulating strip, an adhesive is applied to the first encapsulating strip, and then a second encapsulating strip is provided and attached to the first encapsulating strip using the adhesive.

Description

BACKGROUND OF THE INVENTION

1. FIELD OF THE INVENTION

The The present invention relates to an improved security tag and to a method of making such a security tag. The security tag of the present invention can be used with garments or other articles used to steal, such. B. off a retail store, to prevent.

2. DESCRIPTION OF THE STAND OF THE TECHNIQUE

One used on an article attached metal strip pair to To prevent the theft of the article is in the state of the art known. In such anti-theft systems will be at an exit a retail store generates a magnetic field. When the metal strips in the magnetic field penetrate, the magnetic field is disturbed, causing the presence the metal strip is detected. Upon detection, an alarm sounds.

Besides, they are High-frequency systems in place of a magnetic-based system in general known. Such systems use an attached to an article Radio Frequency Acquisition and Emission Device ("RFDED"). A first high frequency is broadcast near an outlet of the retail store. If the The first radio frequency detected by the RFDED is emitted by the RFDED a second high frequency detected by an alarm system becomes. RFDEDs are commonly referred to as a "high frequency resistor" and can be used with a device commonly referred to as a "radio frequency identification strip".

The Magnetic strip, the high-frequency resistor and the high-frequency identification strip, the described above are examples of anti-theft devices that generally in use. After reading this revelation is the One skilled in the art will appreciate that the present invention is not on a magnetic strip, a high frequency resistor or a Radio frequency identification strip is limited. These three devices are just examples of the types of anti-theft devices associated with the present Invention can be used. Since the commonly used anti-theft devices normally are contained in a strip, such devices referred to herein as "anti-theft strips".

In Some methods and devices of the prior art will the anti-theft strip a textile-like material covered, with the edges of the Material by application of heat or ultrasonic vibrations are sealed to the anti-theft strip to encapsulate in the material. Such a method and such Device are in the US patent No. 5,583,489. A problem with such devices of the prior art is that the textile-like material, the anti-theft strip encapsulates, is easy to separate, to the anti-theft strip To remove and thereby the security function of the anti-theft strip to thwart.

SUMMARY THE INVENTION

A The object of the present invention is to provide a security label to create the anti-theft strips in a secure manner holds.

A Another object of the present invention is a method for producing the anti-theft strip according to the present invention to accomplish.

Accordingly For example, the present invention includes an improved security tag and a method of making such a security label. The security tag of the present invention contains two Encapsulation strip with an anti-theft strip between the encapsulant strip as well as an adhesive to the encapsulation strips to attach to each other.

In The method of the present invention is a first encapsulating strip provided, with an anti-theft strip on the first Encapsulation strip is placed and an adhesive on at least one of the encapsulating strips is applied, whereupon a provided second encapsulation strip and on the first Encapsulation strip is pressed.

SUMMARY THE DRAWING

1 shows an attached to a garment embodiment of the security label of the present invention;

2 Figure 1 illustrates an embodiment of the present invention in which the anti-theft strip detaches from the garment when the garment is cleaned;

3 Fig. 12 is a cross-sectional view of the article-attached security tag according to the present invention;

4 FIG. 11 is a top view of an embodiment of the security tag according to the present invention. FIG Invention;

5 Fig. 10 is a flowchart showing the steps of a method according to the present invention;

6 is a perspective view of an apparatus for producing the security tag according to the present invention;

7 FIG. 15 is a perspective view of another device similar to FIG 6 shown with an additional caterpuller; and

8th is a partial schematic of an apparatus for producing the security tag according to the present invention.

DESCRIPTION THE PREFERRED EMBODIMENT

The present invention is an improved security label 10 and a method of making such a security tag 10 , As in the 1 - 3 shown has the security label 10 medium 14 for safety (referred to herein as "anti-theft strips"), such as a pair of metal strips sandwiched between two encapsulating strips 18 . 19 is held. As discussed above, other types of anti-theft strips are in the field 14 which contain high frequency resistors and high frequency identification strips, the present invention is not limited to any particular anti-theft strip 14 is limited.

One or both encapsulation strips 18 . 19 are a flexible textile product. The flexible fabric is woven and includes blown polyester fibers (polyester blown fiber). Such a blown-fiber fabric preferably comprises 60% polyester, 39% cellulose and 1% polyvinyl alcohol. This preferred blas fiber fabric allows one to attach to an article 22 attached security label 10 by tearing off the encapsulating strips 18 . 19 Will get removed.

The encapsulation strips 18 . 19 be through an adhesive 24 attached to each other. A preferred adhesive 24 , manufactured by the Minetonka, Minnesota-based 3M Company, is marketed under the trade name 3M 100 Fastbond Adhesive. If the preferred adhesive 24 used with the preferred blown fiber fabric, bonds the adhesive 24 the polyester fibers of the encapsulating strips 18 . 19 each other, so the anti-theft strip 14 safely between the encapsulation strips 18 . 19 is held.

The encapsulation strips 18 . 19 can be larger than the anti-theft stripe 14 to be a place to attach the security tag 10 on the article 22 such as to provide a garment. It is expected that a security label 10 z. B. by sewing on the article 22 is attached, with a security label 10 however, also inside the article 22 can be placed without the security tag 10 on the article 22 is attached.

In one embodiment of the present invention, the adhesive is based 24 on water, leaving the adhesive 24 after repeated cleaning of the article 22 expires. Such an adhesive 24 is the above-mentioned 3M 100 Fastbond Adhesive. If such an adhesive 24 only on one of the encapsulation strips 18 . 19 is applied, the encapsulation strips are 18 . 19 after one or two cleanings disconnect and the anti-theft strips 14 , as in 2 is illustrated, share. If the adhesive 24 however on both encapsulation strips 18 . 19 When applied, significantly more cleanings are required to cause the encapsulation strips to be removed 18 . 19 separate.

4 shows that a symbol 26 such as a trade name on one or both of the encapsulation strips 18 . 19 can be printed. Aside from that, one or both of the encapsulating strips can 18 . 19 dyed or sized as desired.

As in 5 can be shown a method of making the security label 10 according to the present invention by a first providing step 100 in which the first encapsulation strip 18 and a second providing step 104 in which the second encapsulating strip 19 is started. The method also includes a placement step 112 during which an anti-theft strip 14 on the first encapsulation strip 18 is placed, and it includes an attachment step 116 during which the second encapsulation strip 19 on the first encapsulation strip 18 is attached to the anti-theft strip 14 between the first and second encapsulant strips 18 . 19 to keep. In an embodiment of the method according to the present invention, the attaching step comprises 116 the application of an adhesive 24 on at least one of the encapsulating strips 18 . 19 , The adhesive 24 can be applied by an air atomizer low pressure spray gun such as model number Mach 1A Automatic, manufactured by ITW Binks, located in Chicago, Illinois.

The steps of the method described above need not be performed in the order described. For example, in the attaching step 116 applied adhesive 24 before the placement step 112 in which the anti-theft strip 14 on at least one of the encapsulating strips 18 . 19 is placed, applied or it may alternatively after the placement step 112 be applied.

In a preferred method according to the present invention, a symbol becomes 26 on at least one of the encapsulating strips 18 . 19 printed (step 120 ). Finally, the encapsulation strips 18 . 19 to create a security 10 separated (step 124 ) and placed in a shipping box (step 126 ).

The process of the present invention may be characterized by an in 6 shown device can be realized in a continuous process. In one example of such a continuous process, a band of the first encapsulation strip becomes 18 from a first coil 28 a separator 30 fed. During the first encapsulation strip 18 the separator 30 is fed, anti-theft strips 14 through a strip dispenser 32 at a rate of about 150 to 300 anti-theft strips 14 per minute, preferably at a location on the first encapsulating strip 18 in front of the printing press 34 , on the first encapsulation strip 18 placed. The strip dispenser 32 may be a wipe-on label application system model number ALS-230R manufactured by Avery Dennison, located in Hamburg, Germany.

As in 6 is shown after placing the anti-theft strip 14 on the first encapsulation strip 18 the adhesive 24 through a sprayer 36 on the surface of the first encapsulating strip 18 sprayed, whereupon a tape of the second encapsulation strip 19 preferably with a to the first encapsulation strip 18 about the same width of the second coil 38 fed and over the first encapsulation strip 18 with the adhesive applied thereon 24 as well as over the anti-theft strip 14 is positioned. As suggested above, the second encapsulating strip 19 z. B. in the same way with the adhesive 24 be sprayed as above with respect to the first encapsulating strip 18 is described. This is done in an attachment step 116 the second encapsulation strip 19 on the first encapsulation strip 18 and on the anti-theft strip 14 attached by the first and second encapsulation strips 18 . 19 preferably be compressed so that the adhesive 24 on both encapsulation strips 18 . 19 liable. The force required to press the encapsulation strips 18 . 19 can through the printing press 34 and by an opposite role 40 be generated.

This can be a surface 42 either on the first encapsulation strip 18 or on the second encapsulation strip 19 or on both the pressure step 120 be subjected to a symbol 26 from the printing press 34 on one of the encapsulation strips 18 . 19 is printed. After the printing step 120 if any, become the first and second encapsulation strips 18 . 19 the separation step 124 subjected to the encapsulation strips 18 . 19 z. B. by a separator 30 be separated to individual security labels 10 to create. As in 8th is shown, the separation device 30 a cylinder 44 with thereon arranged cutting blades 46 which is commonly known in the industry as a cutting roll, may be obtained from Calmec Precision Limited located in Mississauga, Ontario.

8th shows an optical sensor 48 in the interior of the separator 30 , The optical sensor 48 captures the marks 50 on the cylinder 44 and sends over the communication line 52 a signal to the strip dispenser 32 , Upon receiving the signal from the optical transmitter 48 becomes the strip dispenser 32 instructed an anti-theft strip 14 leave. It can be an adjustable delay circuit 54 be included so that the strip dispenser 32 is instructed, in each case an anti-theft strip 14 after the signal from the optical sensor 48 was received. This way, the anti-theft strip 14 , such as In 4 shown and described above, properly in the encapsulation strip 18 . 19 be positioned.

The security labels 10 then become a packaging area 56 which carries a diverting slide 58 and a piece counter 60 may include, so that a predetermined number of security labels 10 in a container 62B is placed. The diverting slide 58 Can be movable to the placement of security labels 10 either in the container 62A or in the container 62B to allow without the containers 62A . 62B to be moved. The piece counter 60 may include an optical scanning device such as model number E3SAD61 manufactured by Omron, located in Japan. Alternatively, the strip dispenser 32 a counter, such as model number GEM20000, manufactured by Red Lion, of York, Pennsylvania.

It is believed that such a continuous process is an antistatic device 64 needed to maintain the integrity of the ti-theft strip 14 to protect. Such an antistatic device 64 can be obtained from Calmec Precision Limited, located in Mississauga, Ontario.

The device of 6 can, as in 7 shown with the addition of a caterpuller 65 be changed. The caterpuller 65 is well known in the art and can be obtained from Calmec Precision Limited, located in Mississauga, Ontario.

In 4 is an example of the security label 10 shown produced by the continuous process described above. It is preferred that the anti-theft strip 14 is placed off-center so that wider areas 66 . 68 the encapsulation strip 18 . 19 adjacent to the two sides 70 . 72 of the anti-theft strip 14 stay standing. The wider areas 66 . 68 allow easy attachment of the safety device 10 on an article 22 For example, by putting the safety device in the wider areas 66 . 68 to the article 22 is sewn. It is noted that the dimensions of in 4 shown security labels 10 are merely preferred dimensions that facilitate the security tag 10 to apply with commonly used manufacturing equipment.

It will be appreciated that the present invention achieves the intended objects described above. The security tag of the present invention holds the anti-theft strip 14 in a secure manner, the present invention provides a method of making the security tag.

Also if here are the preferred embodiments of the present invention have been described and illustrated the present invention is not limited to such preferred embodiments limited. Furthermore the present invention should be limited only by the following claims.

Claims (13)

Method for producing a security label with the steps: a first encapsulating strip is provided; a Anti-theft strip will be on the first encapsulation strip placed; an adhesive is applied to the first encapsulant strip applied; a second encapsulation strip is provided; and of the second encapsulation strip is applied to the first encapsulant strip pressed, so the first encapsulation strip on the second To apply encapsulation strips to the anti-theft strips between the first and second containment strips, wherein the first encapsulating strip is a fabric and wherein the fabric further comprises blown fiber and wherein the blown fiber or "blown fiber" polyester "blown fiber" or blown polyester fibers includes. Method for producing a security label according to claim 1 with the additional steps: an adhesive is applied to the second encapsulant strip appropriate; and wherein the second encapsulating strip is a Textile product is and where the fabric continues blowing fiber or "Blown Fiber" and wherein the blown fiber or "Blown Fiber "continues blas-polyester fibers or polyester "Blown Fiber "includes. Method for producing a security label according to claim 2, wherein at least one of the first bladder polyester fiber encapsulant strips or the second bladder polyester fiber encapsulant strip from the Group of materials is made of polyester and cellulose includes. Method for producing a security label according to claim 2, wherein at least one of the first encapsulating strips or the second encapsulating strip about 60% polyester, about 39% cellulose and about 1% polyvinyl alcohol. Method for producing a security label according to claim 1, in which the steps of placing the anti-theft strip the placement of an anti-theft strip comprising the group selected is, which consists of: metallic strip; High-frequency resistance; and radio frequency identification strips. Security label comprising: a first encapsulating strip; one Anti-theft strips on the first encapsulating strip; one second encapsulation strip on the anti-theft strip and the first encapsulating strip; and an adhesive between the first and second encapsulant strips, wherein the adhesive bonding the first encapsulant strip to second encapsulant strips where the first encapsulating strip is a fabric and wherein the fabric comprises blown polyester fibers or polyester "blown fibers". The security tag of claim 6, wherein the first encapsulating strip-blowing polyte ter fiber or first encapsulating strip polyester "blown fiber" further comprises polyester and cellulose. A security tag according to claim 6, wherein the Blas polyester fiber or polyester "blown fiber" further about 60% polyester, about 39% cellulose and about 1% polyvinyl alcohol. The security tag of claim 6, further comprising: one Adhesive on the second encapsulant strip, with the adhesive on the second encapsulation strip connecting the second Encapsulation strip with the first encapsulation strip is used. A security tag according to claim 9, wherein the second encapsulating strip is a fabric and wherein the fabric blas-polyester fiber or polyester "blown fiber" comprises. A security tag according to claim 8, wherein the second encapsulating strip blow polyester fiber or second encapsulating strip polyester "blown fiber" polyester and cellulose. A security tag according to claim 10, wherein the blown polyester fiber or polyester blown fiber further about 60% polyester, about 39% cellulose and about 1% polyvinyl alcohol. A security tag according to claim 6, wherein the anti-theft strip is one of the following from the Group selected is, which consists of: a metal strip; a high frequency resistor; and a radio frequency identification strip.