Ejection cap
US-2024043187-A1 · Feb 8, 2024 · US
US9260226B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9260226-B2 |
| Application number | US-201113703727-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jun 2, 2011 |
| Priority date | Jun 16, 2010 |
| Publication date | Feb 16, 2016 |
| Grant date | Feb 16, 2016 |
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Official abstract text for this publication.
A package assembly ( 20 ) comprises products enclosed in a tubular packet ( 24 ) formed from a flexible wrapper ( 26 ). A line of weakness ( 40 ) encloses an opening region ( 42 ) in a side wall ( 28 ) of the packet. The, opening region ( 42 ) is at least partially removed to create a dispensing opening by tearing the wrapper along the line of weakness ( 40 ). In one embodiment, the packet is opened by pressing one of the products through the opening region. In another embodiment, a sticker ( 150 , FIG. 3 ) is adhered to the opening portion to provide a tab ( 152 , FIG. 3 ) which can be pulled to open the packet. In a further embodiment, the packet is enclosed in a stiff outer cover ( 260 , FIG. 5 ). The cover has a reclosable flap ( 262 ) bonded to the opening region so that on first opening of the flap, the packet is torn along the line of weakness.
Opening claim text (preview).
The invention claimed is: 1. A package assembly comprises a plurality of products and a tubular packet enclosing the products formed from a wrapper of flexible material, the packet having a side wall region encircling the products, the wrapper having a line of weakness either partially or fully encircling an area of the wrapper located in the side wall region to define an opening region, which opening region can be at least partially removed to create a dispensing opening in the side wall region of the wrapper through which the products may be dispensed by tearing the wrapper along the line of weakness; wherein the package assembly is configured such that the wrapper can be ruptured along the line of weakness by pressing a first one of the products out of the packet through the opening region to create the dispensing opening; wherein the opening region is dimensioned so that it has an area which is only slightly larger than a cross sectional area of one of the products, where the cross sectional area of the product is taken in a plane which is aligned generally parallel to the opening region. 2. A package assembly as claimed in claim 1 , in which the line of weakness only partially encircles the opening region, such that the opening region remains attached to the remainder of the wrapper after tearing along the at least one line of weakness. 3. A package assembly as claimed in claim 1 in which the line of weakness fully encircles the opening region such that the opening region can be removed completely to create the dispensing opening by tearing the wrapper along the at least one line of weakness. 4. A package assembly as claimed in claim 1 , in which the opening region has an area that is less than 1.5, or 1.4, or 1.3, or 1.2 or 1.1 times the cross sectional area of one of the products. 5. A package assembly as claimed in claim 1 , in which the opening region is dimensioned such that only one product can be dispensed through the dispensing opening at a time. 6. A package assembly as claimed in claim 1 , in which the opening region is positioned so that it aligns with one of the products in the unopened package assembly. 7. A package assembly as claimed in claim 1 , in which the packaging assembly comprises a sticker which is adhered to the opening region of the wrapper, the sticker having a portion which defines a lifting tab that can be grasped by a user to effect tearing of the wrapper. 8. A package assembly as claimed in claim 7 , in which the tab portion extends over the line of weakness and is secured to the wrapper outside the opening region by means of a peelable and possibly resealable adhesive. 9. A package assembly as claimed in claim 1 , in which the packaging assembly comprises a sticker which is adhered to the opening region of the wrapper, the sticker having a portion which extends over the line of weakness and is secured to the wrapper outside the opening region by means of a peelable and possibly resealable adhesive. 10. A package assembly as claimed in claim 1 , in which the side wall region of the packet has opposed front and back faces and opposed side faces and the opening region is wholly located in one of the side faces or wholly located in one of the front and rear faces. 11. A method of opening a package assembly as claimed in claim 1 , the method comprising rupturing the packet along the at least one line of weakness by pressing one of the products out of the packet through the opening region.
Wrapped articles enclosed in rigid or semi-rigid containers · CPC title
for sweets or like confectionery products · CPC title
and defining after rupture a lid hinged to the upper edge of the container body · CPC title
Opening hinged lids · CPC title
Closures with frangible parts adapted to be pierced, torn or removed, to provide discharge openings (caps with pierceable membranes B65D41/20, B65D41/50; arrangements of closures with protective outer cap-like covers or of two or more co-operating closures B65D51/18) · CPC title
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