CN101541643A - Composite closure with outer gripping layer - Google Patents

Composite closure with outer gripping layer Download PDF

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Publication number
CN101541643A
CN101541643A CNA2007800370276A CN200780037027A CN101541643A CN 101541643 A CN101541643 A CN 101541643A CN A2007800370276 A CNA2007800370276 A CN A2007800370276A CN 200780037027 A CN200780037027 A CN 200780037027A CN 101541643 A CN101541643 A CN 101541643A
Authority
CN
China
Prior art keywords
combination cover
outer gripping
cover according
outshot
gripping layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CNA2007800370276A
Other languages
Chinese (zh)
Other versions
CN101541643B (en
Inventor
D·巴布科克
D·萨斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Closure Systems International Inc
Original Assignee
Alcoa Closure Systems International Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alcoa Closure Systems International Inc filed Critical Alcoa Closure Systems International Inc
Publication of CN101541643A publication Critical patent/CN101541643A/en
Application granted granted Critical
Publication of CN101541643B publication Critical patent/CN101541643B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • 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
    • B65D51/00—Closures not otherwise provided for
    • B65D51/24—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes
    • B65D51/245—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes provided with decoration, information or contents indicating devices, labels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • 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
    • B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
    • B65D41/04—Threaded or like caps or cap-like covers secured by rotation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • 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
    • B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • 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
    • B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
    • B65D41/04—Threaded or like caps or cap-like covers secured by rotation
    • B65D41/0485—Threaded or like caps or cap-like covers secured by rotation with means specially adapted for facilitating the operation of opening or closing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • 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
    • B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B65D41/32—Caps or cap-like covers with lines of weakness, tearing-strips, tags, or like opening or removal devices, e.g. to facilitate formation of pouring openings
    • B65D41/34—Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • 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
    • B65D2251/00—Details relating to container closures
    • B65D2251/02—Grip means
    • B65D2251/026—Grip means made of material having a high friction coefficient and preventing slippage during removal by hand, e.g. band, coating

Abstract

A composite closure for an associated container is configured to facilitate gripping and manipulation by consumers, as well as handling of closures by automated equipment. The closure includes an inner closure cap, and an outer gripping layer which is applied to at least the periphery of a skirt portion of the closure cap. Notably, the closure cap includes at least one outwardly projecting element which projects to at least the surface of the outer gripping layer. In one aspect of the invention, a plurality of projecting elements are provided in the form of annular elements which project beyond the surface of the outer gripping layer along respective margins thereof, thus facilitating handling by automated equipment. In another aspect of the invention, the projecting portion comprises graphical elements which extend through the outer gripping layer for enhanced gripping and visual appeal.

Description

Combination cover with outer gripping layer
Technical field
The present invention relates generally to molded plastic lid, more specifically relate to combination cover, described combination cover comprises the sealing cap of inner threaded and the integrated outer gripping layer that is associated, its middle cover is configured to strengthen the user and grips and handle, be convenient to automation equipment simultaneously and handle, and avoid the meaningless damage of the outer gripping layer of softness relatively.Realize the visual attraction strengthened by be graphic elements form and outstanding part of passing outer gripping layer on the sealing cap.
Background technology
Found that molded plastic lid is widely used on the packaging market of the Food ﹠ Drink of form of ownership.This type of lid typically has common cylindrical configuration, comprises top wall portion and the ring-shaped skirt that dangles.Can be by packing seal being provided or being used for strengthening the sealing property of this type of lid with the like of associated container tight connection.
Naturally, the person of being to use of major concern uses this type of lid easily and conveniently, and therefore, molded plastic lid has the feature that makes things convenient for the user to grip and handle in its outside usually, as gripping rib or analogue.Yet the feature that needs this type of lid to have further to be convenient to the user to use is strengthened the various application of this series products.
What the present invention relates to is that a kind of being configured to can be strengthened the combination cover structure that the user grips and handles.Simultaneously, this lid is configured to be convenient to automation equipment and handles, and also be constructed such that to lid otherwise can follow the daily processing, storage of this type of lid and transportation and the damage that occurs minimizes.This lid is configured to have the aesthetic appearance of enhancing ideally.
Summary of the invention
What the present invention relates to is a kind of combination cover, and it has the integrated outer gripping layer of being made by relative flexible material so that strengthen gripping and the manipulation of user to described lid.Significantly, outer gripping layer around the peripheral extension in the skirt section of described lid, greatly facilitates like this from the threaded container or the analogue that are associated and removes described lid at least.Significantly, this lid has been configured graphic elements and has strengthened outward appearance, described graphic elements extends through outer gripping layer, described lid also comprises the feature that provides especially so that automation equipment is handled described combination cover, avoids following daily packing, storage and transportation simultaneously and damages described lid.
According to shown in embodiment, this combination cover comprises having top wall portion and dangle and the molded sealing cap of the ring-shaped skirt of inner threaded.According to the present invention, described lid also comprises and puts on the outer gripping layer of this periphery, sealing cap skirt section at least.Described outer gripping layer can by Overmolded on sealing cap or as known in the art coinjection moulding form, described outer gripping layer is made by soft relatively plastic material ideally, makes described lid have the side face that the user is convenient and easily grip and handle like this.
Also according to the present invention, the sealing cap of this combination cover comprises at least one outshot, and it extends to the surface of outer gripping layer at least.In one aspect of the invention, outshot extends through outer gripping layer, and constructs with the form of one or more graphic elements, and described graphic elements passes outer gripping layer and gives prominence to and visually externally be distinguished in the grip layer usually.Construct described sealing cap and outer gripping layer to strengthen the aesthetic appeal of graphic elements with suitable contrast colors.Graphic elements is configured to extend through usually outer gripping layer and further is convenient to gripping and manipulation to combination cover.
In another aspect of this invention, the outshot of sealing cap extends beyond outer gripping layer, and outshot plays the effect that automation equipment is handled described lid of being convenient to ideally like this.Especially, because outer gripping layer can have high relatively friction coefficient or " viscosity ", described layer may undesirably hinder the automation equipment feeding and/or handle described lid.By means of extending beyond outer gripping layer, the outshot of sealing cap provides slidingsurface to match with treatment facility ideally, avoids simultaneously otherwise the upset that can may occur because soft relatively outer gripping layer match with equipment.In addition, the globality and the outward appearance that keep grip layer ideally.
In one form, outshot comprises from the outwards outstanding ring-type element of the free edge in sealing cap skirt section.Outshot also can be set as such ring-type element form, that is, it projects upwards from the sealing cap top wall portion, surpasses the surface of outer gripping layer again.Preferably, annular protruding portion is with two kinds of form settings, and is promptly outstanding and outstanding from top wall portion from the skirt section along each border of grip layer usually.
For fear of the meaningless damage to soft relatively outer gripping layer, as scrape or carve, this combination cover preferably includes free edge in the skirt section that limits a radius, and described radius is enough avoided during handling the meaningless damage to the outer gripping layer of other similar combination covers.Preferably with this radius setting be arranged as from about 0.050 inch to about 0.090 inch most preferably from about 0.070 inch.
Green phase makes things convenient for the manufacturing of this combination cover (being included in the outshot that is the graphic elements form of periphery, skirt section) with preferred form structure and positioning pattern element for the mould split line that is limited by lid.Those skilled in the art will recognize that the outside of the sealing cap of combination cover of the present invention can be made with two part mold effectively, close up the place at mold component and state lid qualification mould split line.For making things convenient for the moulding of the graphic elements that the present invention covers, strengthen their visual attraction simultaneously, preferably the side surface construction with graphic elements becomes to extend perpendicular to mould split line.
Also provide graphic elements so that described manufacturing process by being first group and second group of diametrically opposite relation.Preferably, every group of graphical elements is positioned in each 1/4 circle (quadrant) of lid, each 1/4 circle is with respect to the location that met at right angles by the mould split line that limits of lid.
Another feature of the present invention and advantage are more apparent from following detailed, accompanying drawing and claims.
Description of drawings
Fig. 1 is the transparent view of the combination cover of the enforcement principle of the invention;
Fig. 2 is the transparent view of the sealing cap of this combination cover;
Fig. 3 is the preceding elevational view of combination cover of the present invention;
Fig. 4 is the upper plane view of the sealing cap of the present invention's lid;
Fig. 5 is the preceding elevational view of the semi-sictional view of the present invention's lid; With
Fig. 6 is the diagrammatic, cross-sectional view of combination cover constructed according to the invention.
The specific embodiment
Although the present invention allows various forms of embodiments, show among the figure and what hereinafter will describe is preferred embodiment, be also to be understood that the disclosure can be counted as casehistory of the present invention, and purpose not the particular shown in limiting the invention to.
With reference to the accompanying drawings, wherein show the combination cover 10 of implementing the principle of the invention.Combination cover 10 comprises molded plastic closure cap 12, with the outer gripping layer of being made by relative flexible material 14 that puts on sealing cap 12 peripheries at least.Sealing cap 12 can be made by polypropylene or polyethylene effectively, and outer gripping layer 14 is preferably made by soft relatively thermoplastic elastomer (s) simultaneously.
Sealing cap 12 preferably have one, single structure, and the annular that comprises top wall portion 16 and have a female thread structure 20 skirt section 18 of dangling.
In order to strengthen the user to covering 10 gripping and manipulation, preferred outer gripping layer 14 common 18 the height extensions along the skirt section at least.Owing to compare outer gripping layer 14 with sealing cap 12 and have relative high friction coefficient usually, so sealing cap 12 comprises at least one outshot, and it extends to the surface of outer gripping layer 14 at least.
In the illustrated embodiment, have two these type of outstanding elements, described outstanding element extends beyond the surface of outer gripping layer, and, avoid simultaneously and the contacting of outer gripping layer by providing slidingsurface to contact and playing the effect that this automation equipment is handled lid of being convenient to ideally with automation equipment.
Especially, 14 free edge place has outwards outstanding ring-type element 22 in the skirt section, the ring-type element 22 outstanding outside faces that surpass outer gripping layer 14.In this preferred form, provide another outwards outstanding element with the form of annular projection 24, described annular projection 24 is outwards outstanding from sealing cap top wall portion 16, surpasses the outside face of outer gripping layer 14 again.Like this, the outstanding element 22 of annular and 24 each boundary alignment along grip layer 14.
Significantly, the free edge in skirt section 18 preferably be constructed such that to outer gripping layer 14 otherwise can follow the storage of lid and transportation and the damage that occurs minimizes.Especially, as during storage or processing, when the outer gripping layer of a lid contacted with the relative harder sealing cap 12 of another lid, Rou Ruan outer gripping layer 14 may be subject to scrape, wear and tear or other damages (seeing the schematic illustration of Fig. 6) relatively.
For this reason, the interior free edge in skirt section 18 limits a radius, and at the R place, it is enough to avoid damaging the outer gripping layer of other similar combination covers during handling.This radius is demonstrated in Fig. 5, and described radius is preferably from about 0.050 inch to about 0.090 inch, and the current embodiment of the present invention's lid has about 0.070 inch radius.Scraping, wearing and tearing or other damages have been avoided ideally to the outer gripping layer of other similar combination covers.
Though preferably be provided with this lid sealing cap 12 outshot so that automation equipment handle, but the form that another aspect of the present invention also visualizes with graphic elements provides one or more outshots, and described outshot stretches out from the skirt section 18 of sealing cap and passes outer gripping layer 14.For this reason, sealing cap comprises the outside outshot that is graphic elements 26 forms, and described outshot is outstanding to be passed outer gripping layer 14 and preferably extend synchronously with the outside face of outer gripping layer.Preferably select to form the sealing cap 12 of suitable contrast and the color of outer gripping layer 14, graphic elements 26 happy people not only attractive in appearance like this, and can also play the prompting user ideally and have the manipulation of outer gripping layer with convenient cap.
Fig. 4 has demonstrated the feature of sealing cap 12, and it is convenient to the manufacturing of this combination cover.Especially, can be formed the outside of sealing cap 12 effectively by two part mold, wherein mold component closes up each other along mould split line, and described parting line is labeled as PL, is limited by lid.Preferably, graphic elements 26 limits side surface, and described side surface extends perpendicular to mould split line, manufacturing lid so easily and effectively.By providing graphic elements can further facilitate manufacturing to be first and second groups of diametrically opposite relation, wherein every group of graphical elements is located substantially in each 1/4 circle (promptly 90 spend fan-shaped) of lid, and it is marked as Q in the illustrated embodiment 1And Q 2As observed, each 1/4 circle Q 1, Q 2The parting line PL that is limited with lid is vertical, convenient like this manufacturing.
As shown in the figure, graphic elements 26 preferred each have open configuration, that is, do not have such graphic elements zone: they can cut off flow (open configuration of the letter shown in the attention in the embodiment " R " and " P ") of the plastic material that forms outer gripping layer 14.By this layout, outer gripping layer contacts with all side surfaces of each graphic elements 26.
From above-mentioned, can find under the situation of true spirit that does not break away from novel concepts of the present invention and scope, may produce a large amount of improvement and change.Should be understood that with respect to particular shown in this article there is not restriction deliberate or hint.By claims, the disclosure is intended to comprise as falling into all these type of improvement in this claim scope.

Claims (21)

1. combination cover comprises:
Sealing cap, it has the skirt section of dangling of top wall portion and annular and inner threaded; With
Outer gripping layer, it puts on the periphery in described at least skirt section,
Described sealing cap comprises at least one outshot of described sealing cap, and described outshot extends to the surface of described at least outer gripping layer.
2. combination cover according to claim 1 is characterized in that,
Described outshot is radially outward outstanding from described skirt section.
3. combination cover according to claim 2 is characterized in that,
Described outshot is annular, and extends beyond the surface of described outer gripping layer.
4. combination cover according to claim 3 is characterized in that,
Described outshot is outwards outstanding from the free edge in described skirt section.
5. combination cover according to claim 1 is characterized in that,
Described outshot projects upwards the surface that surpasses described outer gripping layer from described top wall portion.
6. combination cover according to claim 5 is characterized in that,
Described outshot is annular.
7. combination cover according to claim 3 is characterized in that,
Described sealing cap comprises another described outshot, described another outshot be annular and project upwards the surface that surpasses described outer gripping layer from described top wall portion.
8. combination cover according to claim 1 is characterized in that,
Described outshot is given prominence to and is passed described outer gripping layer.
9. combination cover according to claim 8 is characterized in that,
Described outshot comprises one or more graphic elements, and each graphic elements has open configuration so that described outer gripping layer contacts with all side surfaces of each graphic elements.
10. combination cover according to claim 8 is characterized in that,
Described outshot comprises one or more graphic elements, and each graphic elements has the side surface that extends perpendicular to the mould split line that is limited by described lid.
11. combination cover according to claim 8 is characterized in that,
Described sealing cap comprises a plurality of described outshot that is the diametrically opposite relation, and each outshot comprises one or more graphic elements, wherein the graphic elements of each outshot is positioned in each 1/4 circle of described lid, and each described 1/4 circle is with respect to the mould split line that is limited by the described lid location that meets at right angles.
12. combination cover according to claim 1 is characterized in that,
The interior free edge in described skirt section limits a radius, and described radius is enough to avoid during handling the damage to the outer gripping layer of other similar described combination covers.
13. combination cover according to claim 12 is characterized in that,
Described radius is from about 0.050 inch to about 0.090 inch.
14. combination cover according to claim 13 is characterized in that,
Described radius is about 0.070 inch.
15. a combination cover comprises:
Sealing cap, it has the skirt section of dangling of top wall portion and annular and inner threaded; With
Outer gripping layer, it puts on the periphery in described at least skirt section,
Described sealing cap comprises a plurality of outshots that extend to the surface of described outer gripping layer at least, comprising the annular protruding portion of radially outward giving prominence to from the free edge in described skirt section, with from upwardly extending another annular protruding portion of described top wall portion, described outshot is along each boundary alignment of described grip layer and be convenient to combination cover is handled.
16. combination cover according to claim 15 is characterized in that,
Described sealing cap comprises a plurality of graphic elements, and described graphic elements is radially outward given prominence to from described skirt section and passed described outer gripping layer.
17. combination cover according to claim 16 is characterized in that,
Each described graphic elements has open moulding so that described outer gripping layer contacts with all side surfaces of each described graphic elements.
18. combination cover according to claim 13 is characterized in that,
Described graphic elements arranges with first group and second group, and wherein in each 1/4 circle that every group is positioned described lid, each described 1/4 circle is with respect to the mould split line that is limited by the described lid location that meets at right angles.
19. combination cover according to claim 18 is characterized in that,
The side surface of described graphic elements extends perpendicular to described mould split line.
20. combination cover according to claim 15 is characterized in that,
The interior free edge in described skirt section limits a radius, and described radius is from about 0.050 inch to about 0.090 inch, to avoid during handling the damage to the outer gripping layer of other similar described combination covers.
21. combination cover according to claim 20 is characterized in that,
Described radius is about 0.070 inch.
CN2007800370276A 2006-09-06 2007-08-31 Composite closure with outer gripping layer Expired - Fee Related CN101541643B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/516,123 US20080073312A1 (en) 2006-09-06 2006-09-06 Composite closure with outer gripping layer
US11/516,123 2006-09-06
PCT/US2007/019199 WO2008030400A2 (en) 2006-09-06 2007-08-31 Composite closure with outer gripping layer

Publications (2)

Publication Number Publication Date
CN101541643A true CN101541643A (en) 2009-09-23
CN101541643B CN101541643B (en) 2011-12-14

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Application Number Title Priority Date Filing Date
CN2007800370276A Expired - Fee Related CN101541643B (en) 2006-09-06 2007-08-31 Composite closure with outer gripping layer

Country Status (12)

Country Link
US (1) US20080073312A1 (en)
EP (1) EP2059449B1 (en)
JP (1) JP2010502529A (en)
KR (1) KR101446816B1 (en)
CN (1) CN101541643B (en)
AU (1) AU2007293404B2 (en)
BR (1) BRPI0716254A2 (en)
CA (1) CA2661679C (en)
ES (1) ES2449236T3 (en)
MX (1) MX2009002376A (en)
RU (1) RU2448882C2 (en)
WO (1) WO2008030400A2 (en)

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CA2661679A1 (en) 2008-03-13
JP2010502529A (en) 2010-01-28
EP2059449A4 (en) 2012-04-11
KR101446816B1 (en) 2014-10-01
EP2059449A2 (en) 2009-05-20
WO2008030400A3 (en) 2008-11-13
AU2007293404A1 (en) 2008-03-13
AU2007293404B2 (en) 2012-12-13
EP2059449B1 (en) 2013-12-04
RU2448882C2 (en) 2012-04-27
WO2008030400A2 (en) 2008-03-13
US20080073312A1 (en) 2008-03-27
BRPI0716254A2 (en) 2013-09-24
KR20090058010A (en) 2009-06-08
MX2009002376A (en) 2009-06-22
CN101541643B (en) 2011-12-14
CA2661679C (en) 2014-08-19
ES2449236T3 (en) 2014-03-18
RU2009112389A (en) 2010-10-20
WO2008030400A8 (en) 2009-04-30

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