EP2161206A1 - Calotte de dôme pour récipients métalliques permettant une fermeture avec une capsule - Google Patents
Calotte de dôme pour récipients métalliques permettant une fermeture avec une capsule Download PDFInfo
- Publication number
- EP2161206A1 EP2161206A1 EP09161146A EP09161146A EP2161206A1 EP 2161206 A1 EP2161206 A1 EP 2161206A1 EP 09161146 A EP09161146 A EP 09161146A EP 09161146 A EP09161146 A EP 09161146A EP 2161206 A1 EP2161206 A1 EP 2161206A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- dome
- shaped member
- circular base
- ring
- crown cap
- 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
Links
Images
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
- B65D7/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal
- B65D7/02—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by shape
- B65D7/04—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by shape of curved cross-section, e.g. cans of circular or elliptical cross-section
-
- 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
- B65D7/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal
- B65D7/12—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls
- B65D7/34—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls with permanent connections between walls
- B65D7/36—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls with permanent connections between walls formed by rolling, or by rolling and pressing
Definitions
- the present invention refers to an element defined herein as a 'dome-shaped' for use as the upper body in the production of metal containers with two or more parts provided with a crown cap.
- Metal containers formed by two or more parts for packaging of liquids and semi-liquids, including foodstuffs, are increasingly widely available on the market. They are an improvement over glass containers in that they avoid damage due to the fragility of the material and allow considerable savings on transport and packaging thanks to their light weight.
- Metal containers for packaging of olive oil formed by a plurality of parts the upper body of which comprises a threaded area so as to accept screw-on closure caps are known to the art. These metal containers with screw-on caps must be provided with safety devices against tampering with the cap. It is therefore necessary to provide on the upper body a groove suitable to accommodate the safety anchoring. This requires the upper body to be constructed in successive steps on a progressive series of dies and thus a long manufacturing operation. Furthermore, production of the upper parts comprising threaded areas requires a manufacturing process in a plurality of steps resulting in a greater amount of time taken.
- Object of the present invention is to overcome the drawbacks of the prior art relating to metal containers formed by multiple parts by providing a practical versatile and cheap upper body that is able at the same time to ensure a good closure.
- the upper member (or dome-shaped member) for multiple-part metal containers comprises a circular base, a tapered and tubular neck enlarging towards said base, a mouth and an area situated above the neck in a distal position with respect to the circular base, which comprises a ring-shaped end suitable to couple with a crown cap closure and to retain said cap after pressure has been exerted, said ring being positioned beneath the mouth.
- the dome-shaped member according to the invention comprises a tubular neck 2 which tapers outwards towards the circular base 3, away from the mouth 7.
- the circular base 3 consists of a ring 8 which integrates a flange 9 the outer rim 10 of which is curved outwardly downwards and partially bent towards the inside of the dome top 1.
- an area 4 which comprises a peripheral annular ridge 5 (ring) situated beneath the mouth 7.
- Beneath the ring 5 is a throat or recess 13.
- the ring 5 protrudes outwards with respect to the throat 13 in a radial direction with respect to the axis of the member 1 giving rise to an area 11 adapted for anchoring of the teeth of crown caps once closing pressure is exerted. In this manner anchoring of the teeth of the crown cap to said ring 5, and thus to the dome-shaped member 1, is ensured.
- the upper rim 12 of the ring 5 is curved outwardly downwards and bent towards the inside of the dome 1.
- the throat 13 is joined to the neck 2 by means of a truncated conical area 6.
- a flange 9 of the circular base 3 is used for subsequent coupling of the dome top 1 to the other parts generally used to form metal containers as shown in Figure 2 and as will be better described hereunder.
- the circular base 3 can be of various diameters according to the dimensions of the other parts of the metal container.
- a preferred diameter is, for example, about 65 mm measured as the outside diameter of the ring 8 of said base.
- the upper member 1 may be made of electrolytic tinplate, plain or lithographed. What is meant by tinplate is a steel plate coated with a film of tin by means of an electrolytic process.
- the upper element can be made of another metal such as aluminium, tin free steel, plain or possibly coated with paints or polymer films, such as, for example, polyethylene films, polypropylene films, etc. These materials can also be lithographed.
- another metal such as aluminium, tin free steel, plain or possibly coated with paints or polymer films, such as, for example, polyethylene films, polypropylene films, etc. These materials can also be lithographed.
- the upper member is preferably made of tinplate or tin free steel coated with polymer films.
- the upper member 1 is obtained by means of process which comprises the stage of forming the neck by drawing a metal disc cut from a sheet of tinplate material, subsequent pressing and rolling. With reference to figure 2 , the member 1, once formed, is then coupled with the central body 14 and a bottom (not illustrated in the figure), and a crown cap 16 giving rise to a multiple-part metal container as illustrated in Figure 3 .
- the central body 14 may be a single piece integral with the bottom.
- Coupling of the parts is carried out so as to form a container using methods known to the art, for example, by mechanically clamping the rim 10 of the flange 9 of the dome-shaped member 1 to the upper edge 15 of the central body 14 and/or by means of welding etc.
- the central body 14 and thus the relative bottom may be either cylindrical or of different shapes.
- the central body 14 can be parallelepiped in shape with a quadrilateral outline preferably with equal sides. In this case a connection will have to be provided between the circular base 3 and the central body 14.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT000280U ITMI20080280U1 (it) | 2008-09-05 | 2008-09-05 | Cupola per contenitori metallici permettente una chiusura con tappo a corona |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2161206A1 true EP2161206A1 (fr) | 2010-03-10 |
EP2161206B1 EP2161206B1 (fr) | 2011-09-07 |
Family
ID=41211837
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09161146A Active EP2161206B1 (fr) | 2008-09-05 | 2009-05-26 | Calotte de dôme pour récipients métalliques permettant une fermeture avec une capsule |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2161206B1 (fr) |
AT (1) | ATE523439T1 (fr) |
IT (1) | ITMI20080280U1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016115660B3 (de) | 2016-08-23 | 2017-11-02 | Desio Gmbh | Aufschraubbarer Deckel mit einem Kronkorken sowie Trinkbehältereinheit und Verfahren zum Aufsetzen eines Kronkorkens |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB463950A (en) | 1935-10-03 | 1937-04-05 | Continental Can Co | Improvements in and relating to metal containers for beverages |
GB488427A (en) | 1936-01-11 | 1938-07-06 | Crown Cork & Seal Co | Improvements in metal bottles or containers and methods of manufacturing the same |
US4313545A (en) | 1979-02-13 | 1982-02-02 | The Nippon Aluminum Mfg. Co., Ltd. | Metallic pressure vessel with thin wall |
-
2008
- 2008-09-05 IT IT000280U patent/ITMI20080280U1/it unknown
-
2009
- 2009-05-26 AT AT09161146T patent/ATE523439T1/de not_active IP Right Cessation
- 2009-05-26 EP EP09161146A patent/EP2161206B1/fr active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB463950A (en) | 1935-10-03 | 1937-04-05 | Continental Can Co | Improvements in and relating to metal containers for beverages |
GB488427A (en) | 1936-01-11 | 1938-07-06 | Crown Cork & Seal Co | Improvements in metal bottles or containers and methods of manufacturing the same |
US4313545A (en) | 1979-02-13 | 1982-02-02 | The Nippon Aluminum Mfg. Co., Ltd. | Metallic pressure vessel with thin wall |
Also Published As
Publication number | Publication date |
---|---|
ATE523439T1 (de) | 2011-09-15 |
ITMI20080280U1 (it) | 2010-03-06 |
EP2161206B1 (fr) | 2011-09-07 |
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