# US 11,077,999 B2 · Wrapping tearing device

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- Number: US 11,077,999 B2
- Document ID: US11077999B2
- Status: Granted
- Kind: B2
- Application number: 14/439,821
- Filed: 2013-10-30
- Published: 2015-11-05
- Granted: 2021-08-03
- Earliest claimed: 2012-10-30
- Assignees: Bbb Inc.
- Applicants: BBB S.r.l.
- Inventors: Gabriele Bomba; Vincenzo Battista
- Web page: https://patentgrep.com/patent/US11077999B2

## CPC

- B65D 71/08: Wrappers shrunk by heat {or under tension, e.g. stretch films or films tensioned by compressed articles}
- B65D 65/14: with areas coated with adhesive
- B65D 75/28: Articles or materials wholly enclosed in composite wrappers, i.e. wrappers formed by associating or interconnecting two or more sheets or blanks
- B65D 75/56: Handles or other suspension means
- B65D 75/66: Inserted or applied tearing-strings or like flexible elements
- B65D 77/30: Opening or contents-removing devices added or incorporated during filling or closing of containers {(B65D77/20 takes precedence)}
- B65D 2575/586: with means for reclosing
- B65D: CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES

## Abstract

A tearing device to be applied to a complete package (1, 2) is disclosed, consisting of an adhesive label having a base layer (3) provided with an adhesive portion and a terminal portion (32, 33, 34, 32′, 33′) acting as gripping edge for imparting a manual traction, the label being so arranged as to determine at least two points of localised application of the stress, or a point of application of the stress and a point of reaction to the stress, very close to each other, upon applying a traction on said terminal portion. A weakening line or a preferred-rupture line (4, 4′) may be provided, with the base layer being made of a material having an ultimate tensile strength higher than that of the wrapping sheath and a much lower tensile elongation than that of the wrapping sheath.

## Claims

### Claim 1

Assembly of a package wrapping sheath with a tearing device applied to any position of a complete sealed package (1, 2) made with said wrapping sheath, said tearing device comprising:
an adhesive label having a base layer (3) provided with a first adhesive portion (31, 35, 31′) and at least a second non-adhesive, terminal portion (32, 33, 34, 32′, 33′), the second non-adhesive, terminal portion acting as gripping flap for imparting a manual traction;
wherein the adhesive label is so arranged as to determine at least two points of localized application of the stress, or a point of stress application and a point of reaction to the stress, at a distance of a few tenths of a millimeter to below a millimeter to each other on said wrapping sheath, upon applying a traction on said at least one, non-adhesive, terminal portion;
wherein at least one longitudinal weakening line or preferred-rupture line (4, 41, 4′) is furthermore provided on the tearing device which crosses at least in part said first portion of the base layer;
wherein said base layer is made of a material having an ultimate tensile strength higher than that of said wrapping sheath and a much lower tensile elongation that that of said wrapping sheath; and
wherein the package includes a thin plastic film made of a stretchable material applied to close the package.

### Claim 2 (depends on 1)

The assembly as claimed in claim 1, wherein said second, non-adhesive terminal portion is arranged so as to define a pair of border line (32″, 33″), with said first adhesive portion at least partly spaced apart from an intended tearing location, so as to cause a tearing traction according to an angle below twenty degrees and ideally tangential to the package surface to the adhesion surface between said package sheath and said first adhesive portion (31).

### Claim 3 (depends on 2)

The assembly as claimed in claim 2, wherein two non-adhesive terminal portions (32″, 33″), separated and connected to the same first adhesive portion (31) are provided.

### Claim 4 (depends on 3)

The assembly as claimed in claim 3, wherein the pair of border lines (32″, 33″) between said two non-adhesive, terminal portions and said first adhesive portion do not intercept said weakening line or preferred rupture line (4′).

### Claim 5 (depends on 1)

The assembly as claimed in claim 1, wherein said weakening line (4, 4′) is in the shape of a half incised groove or of a plurality of fully incised lengths alternated with non-incised lengths.

### Claim 6 (depends on 1)

Device as claimed in claim 1, when applied to a thin film in a position very close to a rigid portion of a package sealed by said thin film.

### Claim 7 (depends on 1)

Device as claimed in claim 1, cooperating with facilitated-trigger means which affect the integrity of the wrapping sheath underneath the adhesive base layer.

### Claim 8 (depends on 7)

Device as claimed in claim 7, wherein said facilitated-trigger means are of a chemical type suitable to the at least partial melting of the package sheath.

### Claim 9 (depends on 1)

The assembly as claimed in claim 1, wherein on an outer side of said base layer pricing and/or labelling data are printed.

### Claim 10 (depends on 1)

Device as claimed in claim 1, characterized in that it is integrated in a terminal edge of a ribbon handle joined to a plastic film of a bottle bundle.

### Claim 11 (depends on 1)

Package comprising at least a closing wrapping sheath, characterized in that on the outer surface of said wrapping sheath a tearing device is applied as claimed in claim 1.

### Claim 12 (depends on 1)

A method of opening a complete sealed package (1, 2) made with a wrapping sheath of claim 1, comprising the steps of:
applying a tearing device to any position of said wrapping sheath of the complete sealed package, said tearing device consisting of an adhesive label having a base layer (3) provided with a first adhesive portion (31, 35, 31′) and at least a second non-adhesive, terminal portion (32, 33, 34, 32′, 33′), the second non-adhesive, terminal portion acting as gripping flap for imparting a manual traction, wherein said label is so arranged as to provide at least two points of localized application of the stress, or a point of stress application and a point of reaction to the stress, very close to each other; and
applying upon on said wrapping sheath a traction on said at least one, non-adhesive, terminal portion, and wherein at least one longitudinal weakening line or preferred-rupture line (4, 41, 4′) is furthermore provided on the tearing device which crosses at least in part said first portion of the base layer.
