The method includes the steps of: applying atmospheric plasma (PA) on each area portion of the surface of a metal foil (10) to be treated, increasing the surface free energy of the metal foil (10), making said surface free energy compatible with the surface tension of the varnish to be applied to the metal foil (10); applying a UV-cured varnish layer (CV), which may be an oligomer, a monomer or a photoinitiator, having a solids content of 99% to 100% to the surface of the metal foil (10) subjected to the atmospheric plasma (PA); and curing the varnish layer (CV) using UV radiation to form a varnish coating adhered to the surface of the metal foil (10).
B05D 7/16 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies using synthetic lacquers or varnishes
C23C 8/02 - Pretreatment of the material to be coated
C09D 4/00 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond
The improvement is directed to metal cans with a tubular body (10) comprising a lateral wall (11) onto which is double seamed an outer peripheral edge (13) of an annular upper wall (12) which incorporates an upper annular projection (16) and a pending skirt (15) defining an opening (A) and a seat for seating a removable lid (20). A region (R) of the annular upper wall (12), radially external to the upper annular projection (16), incorporates at least one circumferential rib (18), in high relief, formed by plastically deformed material of said region (R) of the annular upper wall (12) and defining, in relation to the plane of said region (R), an axial projection corresponding to a fraction of the axial projection defined by the upper annular projection (16) in relation to the same region (R).
The device (AS) is formed by: a ring (20) incorporating two external and opposite radial pins (21) and being ascendingly seated and locked against an external peripheral rib (14) of the tubular body (10) of a recipient; and a handle (30) having end portions (31) articulated in the radial pins (21) and being angularly displaceable between inoperative and operative positions. The ring (20) presents a cross section symmetrical in relation to the median plane (P) containing the radial pins (21) and incorporates two external and opposite radial lock ribs (40), the median grasping portion (32) of the handle (30), having a construction symmetrical in relation to the axis (X) thereof, incorporates, in high relief and on each of its opposite faces (30a), a lock housing (50). The lock housing (50), turned to the ring (20), is seated and locked on the lock rib (40) when the handle (30) is taken to the inoperative position.
A can (10) presents an opening (A) provided in an upper wall (1) and defining a retaining seat (13). The device comprises: a sealing seat (20) locked in the retaining seat (13) and provided with an inner locking thread (24a) and with a stop means (25); a pouring spout (30) having an upper end (33) externally provided with a closing thread (33a) and with a retaining means (34) and being displaced between an inoperative position, with the retaining means (34) seated on the stop means (25), and an operative position, with the upper end (33) projecting outwardly from the can (10), and with the lower end (32) locked in the stop means (25); and a lid (40) having an inner cylindrical surface (43), provided with an inner thread (43a), to be engaged with the closing thread (33a) of the pouring spout (30); and an outer cylindrical surface (44) provided with an outer thread (44a), to be engaged with the locking thread (24a) of the sealing seat (20).
The can comprises: a tubular body (10) having the lateral wall (11) thereof defined by a base end region (10a), a transition region (10b) and an upper region (10c) of expanded contour which ends in an upper end edge (11b) in which is incorporated an outer peripheral ridge (13); and a suspension device (20) having a retention ring (21), mounted around the tubular body (10) and having an upper retention edge (21a) seated under the outer peripheral ridge (13); and a suspension handle (22), coupled to the retention ring (21). The can comprises, in the lateral wall (11) thereof, at least one radial deformation (17) against which the retention ring (21) is retained against downward axial displacement, when in its mounted position around the tubular body (10) and having the upper retention edge (21a) thereof adjacent to the outer peripheral ridge (13).
B65D 6/00 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor
The lid (20) of the invention comprises, in a single piece of metal sheet, a bottom wall (21) incorporating, superiorly and peripherally, a side wall (22) to be frictionally seated and axially retained in the can (10). The bottom wall comprises a peripheral annular portion (23) adjacent to the side wall (22), a median portion (24) and an annular rib portion (25) having a cross section with the approximate form of an inverted "U" having the lateral legs thereof respectively incorporated to adjacent edges of the peripheral annular portion (23) and median portion (24) of the bottom wall (21). The peripheral annular portion (23) of the bottom wall (21) incorporates, in its median portion and in a single piece, at least one embossed circumferential rib (26), generally in the form of an inverted U, formed by a material that is plastically deformed from said peripheral annular portion (23).
The present invention is applied to cans presenting a tubular body (10), inferiorly closed by a bottom wall (12) and superiorly closed by any of the parts defined by a removable lid (20), or by a set formed by an annular upper wall (16) and by a lid (20) which is seated on a seat defined in the annular upper wall (16). The inspection window comprises: a seat (40) provided in any of the parts defined by the lid (20), annular upper wall (16), and lateral wall (11) of the tubular body (10), said seat (40) presenting an outer annular surface (41) and an inner annular surface (42); and a plug (50) of transparent polymeric material, permanently fitted on the seat (40) and presenting a median panel portion (51) incorporating a peripheral upper flange (52), seated onto the outer annular surface (41) of the seat (40), and a peripheral lower ridge (53) tightly seated against the inner annular surface (43) of the seat (40).
B65D 45/32 - Clamping or other pressure-applying devices for securing or retaining closure members for applying radial pressure, e.g. contractible bands encircling closure member
The present device is applied to a can comprising: a body portion (11); a neck portion (13), incorporating an outer peripheral ridge (15) and being joined to the body portion (11) by a transition portion (14); and a lid (20) carrying an outer peripheral rib (25). A retention ring (40) is seated on the outer peripheral rib (25), surrounding the latter and being locked under the outer peripheral ridge (15). A seal strip (50), interrupted by an axial gap (FA), has an upper edge (50a) joined, by a weakened junction region (50c), to the retention ring (40). One of the ends of the seal strip (50) incorporates a first end (53a) of a circumferential projection (53) which is superiorly joined, by breakable connection means (52), to the retention ring (40) and which has a free opposite end (53b), overlapped to the other end of the seal strip (50).
B65D 45/30 - Annular members, e.g. with snap-over action or screw-threaded
B65D 51/14 - Rigid discs or spherical members adapted to be held in sealing engagement with mouth of container, e.g. closure plates for preserving jars
B65D 55/08 - Annular elements encircling container necks
The present arrangement is applied to a can comprising: a body portion (11); a neck portion (13) incorporating an outer peripheral ridge (15) and joined to the body portion (11) by a transition portion (14); and a lid (20) carrying an outer peripheral rib (25). A retention ring (40) is seated on the outer peripheral rib (25), surrounding the latter and the outer peripheral ridge (15) and being locked under said outer peripheral ridge (15); and a suspension ring (50) carrying a grip handle (60) and surrounding the neck portion (13), and locking, upwardly, the retention ring (40). A seal strip (56) is joined to the suspension ring (50) by breakable connection means (56c), blocking access to a surrounding wall (54) of the suspension ring (5), which is elastically deformable to unlock the retention ring (40).
The present can comprises a tubular body (C) formed by lateral walls (10) of rectangular contour and which are connected, two by two, by longitudinal edges (13), said tubular body (C) being closed by an upper wall (11) and a lower wall (12). Each lateral wall (10) incorporates a structural reinforcing means defined by a plurality of depressions (50, 60) having a polygonal or circular contour and located side by side, without overlapping and occupying at least one portion of the area of each lateral wall (10).
B65D 6/02 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor characterised by shape
The can of the invention comprises: a body portion (11) joined to a neck portion (13) of reduced contour and which incorporates an outer peripheral projection (15) and which defines an upper opening (A); and a lid (20) having a peripheral tubular portion (22) to be fitted into the upper opening (A), and an outer circumferential rib (25). The outer circumferential rib (25) presents a semi-tubular shape, inferiorly opened and having: a radially inner edge (25a) which is joined to the upper edge (22a) of the peripheral tubular portion (22) of the lid (20), by an annular step (26); and a radially outer edge (25b). The outer circumferential rib (25) carries, in its interior, an annular gasket (30) to be seated on the outer peripheral projection (15) of the neck portion (13), upon the fitting of the lid (20) into the upper opening (A) and the seating of the annular step (26) on said outer peripheral projection (15).
B65D 45/32 - Clamping or other pressure-applying devices for securing or retaining closure members for applying radial pressure, e.g. contractible bands encircling closure member
The closure device comprises: a retention ring (40) seated around the container and axially locked between a finishing cord (13) and a peripheral rib (14), which are externally incorporated to an upper region (11) of the tubular body (10) of the container; and a locking ring (50) which is seated and affixed around an end cord (23) of the lid (20) and incorporating an outer skirt (53) surrounding the end cord (23) and the finishing cord (13) and being elastically deformable, from a locked position against upward displacement at the locking ring (40), to a position unlocked from the latter. The device may further comprise a suspension handle (70) coupled to the retention ring (40), and a seal means (60) cooperating with both the retention ring (40) and the locking ring (50) to make evident a first opening of the container.
The suspension device (A) is formed: by a ring (20) incorporating two opposite radial pins (21) and being ascendingly seated and locked against an external peripheral rib (14) of the body (10) of the container; and by a U-shaped handle (30) having end portions (31) articulated in the radial pins (21) and being angularly displaced between inoperative and operative positions. The ring (20) incorporates a lock means (40) to retain the handle (30) in the inoperative position. Each end portion (31) of the handle (30) has a through opening (33), supporting a radial pin (21) and presenting a width, in the direction transversal to the extension of the handle (30), sufficient to tightly support, in said direction, the radial pin, and a length, in the longitudinal direction of the handle (30), sufficient to support the radial pin (21), both with the handle (30) in the inoperative position, and with the handle (30) in angular displacement from the inoperative position to the operative position.
The arrangement is applied to cans which comprise a body- portion (11); a neck portion (13) which presents an end upper edge (13b) which incorporates an outer peripheral ridge (13c) and defines the contour of an upper opening (A) of the can (10); and a lid (20) incorporating a peripheral tubular portion (22) to be fitted in the interior of the upper opening (A). The lid (20) incorporates an outer peripheral portion (23) which comprises: an annular flange (23a) inferiorly carrying an annular gasket (30) to be seated onto the end upper edge (13b) of the neck portion (13); and a peripheral skirt (23b) superiorly incorporated to an outer edge of the annular flange (23a) and which is elastically and radially outwardly deformable and carrying an inner ridge (24) to be seated under the outer peripheral ridge (13c) of the neck portion (13) upon closure of the lid (20).
B65D 8/00 - Containers having a curved cross-section formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor
The container comprises a superiorly opened tubular body (C) formed by a peripheral side wall (10) which affixes a bottom wall (20) and which presents at least two inverted frusto-conical portions (14, 15, 16) defining respective circumferential reductions in the contour of the tubular body (C), so that, upon fitting one container inside the other, the lower end edge (11) of the peripheral side wall (10) of the upper container is seated on the lower frusto-conical portion (14) of the lower container; the lower frusto-conical portion (14) of the upper container is seated on another frusto-conical portion (16,15) of the lower container; and the upper frusto-conical portion (16) of the upper container is seated on the upper end edge (12) of the lower container.
The container comprises a body (C) including a tubular side wall (10) to whose upper and lower end edges (10a, 10b) are double-seamed an upper and lower walls (11, 12), said tubular side wall (10) presenting, close to at least one of its end edges (10a, 10b), a deformation region (RS, RI) formed by a plurality of circumferential friezes (20), parallel and adjacent to each other and presenting a Z-shaped profile with their end legs (21) disposed in planes which define, with the axis of the tubular side wall (10), an angle (α) between 45° and 90°, said end legs (21) being interconnected by a median leg (22) inclined in relation to said axis and defining, with the respective end legs (21), an angle (β) not superior to 90°, the adjacent end legs (21) of two consecutive friezes (20) being coplanar and interconnected, by their opposite ends, to the respective median legs (22).
The container has a tubular body (C) having a peripheral lateral wall (10) provided with an upper end portion (10a) and a lower end portion (10b) defining an upper retention hook (11) and a lower retention hook (12) to which is double-seamed a lower end wall (30). An upper end wall (20) is conformed to incorporate a peripheral upper skirt (22) presenting an end edge (22c) defining an inverted U shaped upper closure hook (23) to be seated onto the upper retention hook (11) sandwiching an elastic sealing element (40) therebetween. The upper closure hook (23) and the upper retention hook (11) and also a portion of the peripheral upper skirt (22) and a confronting region of the upper end portion (10a) are deformed for seaming the upper closure hook (23) onto the upper retention hook (11) and to form, respectively, a retention rib (24) and a retention groove (14) which tightly fits theretention rib (24).
B21D 51/26 - Making hollow objects characterised by the use of the objects cans or tins; Closing cans or tins in a permanent manner
B21D 51/32 - Folding the circumferential seam by rolling
B65B 7/28 - Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons by applying separate preformed closures, e.g. lids, covers
The container comprises a peripheral side wall (10), whose upper peripheral edge (10c) defines a retention hook (11) with a profile in the form of an inverted U, having an inner side leg (lla), an arched base leg (lib) and an outer lateral leg (lie). An upper end wall (20) of the container comprises a median panel (21) and a peripheral upper skirt (22) having an end edge (22c) defining a closure hook (23) with a profile in the form of an inverted U, having an inner side portion (23a), an arched base portion (23b), and an outer side portion (23c) which incorporates an upwardly projecting end flange (23d). The closure hook (23) is fitted onto the retention hook (11) and radially inwardly deformed, compressing an elastic sealing element (40) between the two hooks and maintaining the end flange (23d) projecting upwardly to the interior of the retention hook (11).
B65D 8/18 - Containers having a curved cross-section formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor characterised by wall construction or by connection between walls with permanent connections between walls
19.
CLOSURE ARRANGEMENT FOR A CONTAINER IN METAL SHEET
The arrangement is applied to a container which comprises a peripheral side wall (10) having an upper end portion (11) and a lower end portion (12) in which are applied respective end walls (20,30), each comprising a median panel (21,31) and a peripheral skirt (22, 32), one of the upper end portion (11) and lower end portion (12) and the peripheral skirt (22,32) being provided with at least one circumferential rib (13) turned to the other of said parts, the other part being provided with a circumferential groove (23,33) conformed to be fitted onto the circumferential rib (13) upon the fitting of said end wall (20,30) in the interior of one of the upper end portion (11) and lower end portion (12) of the peripheral side wall (10), said circumferential rib (13) and circumferential groove (23,33) forming, therebetween, a circumferential gap (F) in the interior of which is compressed an elastic sealing element (40).
B65D 8/18 - Containers having a curved cross-section formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor characterised by wall construction or by connection between walls with permanent connections between walls
B65D 6/28 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor with permanent connections between walls, e.g. corner connections
The present lid (20) comprises a bottom wall (21) incorporating a side wall (22) to be seated and axially retained in the interior of a seat (S) defined by an opening (14) of the can (10). The bottom wall (21) comprises a peripheral annular portion (23)), a median portion (24) and a rib portion (25) with the approximate form of an inverted U and joining the peripheral annular portion (23) and the median portion (24). The median portion (24) comprises an annular panel (24a) and a central panel (24b) joined to each other by an axial step portion (24c), an outer peripheral edge of the annular panel (24a) being incorporated to the annular rib portion (25), said axial step portion (24c) being constituted by a material that is plastically deformed from the adjacent annular panel portion (24a) and from the central panel portion (24b).
Improvement in a can of the type which comprises: a body portion (11); a neck portion (13) of reduced contour and having an upper end edge (13b) provided with an outer peripheral projection (13c) and defining the contour of an upper opening (A); a transition portion (14) joining the body portion (11) and the neck portion (13); and a lid (20) having a peripheral tubular portion (22) to be fitted in the interior of the upper opening (A) of the neck portion (13) and having a free upper edge (22b) carrying an outer circumferential rib (22c) under which is applied an annular gasket (30) to be seated onto the upper outer edge (13b) of the neck portion (13) upon the fitting of the lid (20) in the upper opening (A). The transition portion (14) may externally incorporate, in a single piece, a plurality of spaced apart longitudinal ribs (15) joining the transition portion (14) to an adjacent lower region (13a) of the neck portion (13).
The container presents a tubular body (1) comprising: a side wall (10); a bottom wall (20) in the form of a spherical dome projecting to the interior of the container (R); an upper wall (30) in the form of an annular spherical dome, inferiorly attached to the side wall (10) by an upper double seam (Rs). The bottom wall (20) is conformed to define at least one seating region (21) having a determined circumferential extension disposed according to a plane transversal to the axis of the container (R) and axially spaced back inward the latter, said seating region (21) being fitted around a respective circumferential extension of the upper double seam (Rs) of an identical and adjacent container (R) inferiorly disposed in a vertical stack, and axially seated on said upper double seam (Rs), so as to define a single contact region between two vertically stacked containers (R).
B65D 83/14 - Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant
B65D 21/02 - Containers specially shaped, or provided with fittings or attachments, to facilitate nesting, stacking, or joining together
A composite lid for containers which comprise a tubular body (10) carrying an annular upper wall (20) made of sheet metal, in which is defined an opening (A) surrounded by a seat (21), which is configured to receive and retain a lid (30), which comprises a base portion (31) peripherally incorporating a retention portion (32) to be seated and retained on the seat (21), when the lid (30) is closed. The base portion (31) of the lid (30) comprises: a peripheral annular element (33) molded in plastic material, in a single piece with the retention portion (32); and a central element (34) in the form of a sheet metal plate and having an outer peripheral edge (34a) attached to the peripheral annular element (33). The peripheral annular element (33) may incorporate, internally and in a single piece, a central panel (33d), disposed on the central element (34), which may be incorporated to the lid during its injection or attached thereto afterwards.
The arrangement is applied to recipients comprising a tubular body (10) having an end edge (10a) which incorporates an outer flange (11) forming a first and a second hook (12, 13). An end wall (20) incorporates a closure flange (21) forming an outer hook (22) and a median hook (23) which have their inner surfaces seated onto the first and the second hook (12, 13), and an inner hook (24) being internal to the first hook (12), and seated, on one side, against the tubular body (10) and/or the side region of the first hook (12) and, on the other side, against a median side region of the first hook (12), a base portion (24a) of the inner hook (24) being spaced from a base portion (12a) of the first hook (12), the inner hook (24) and the second hook (13) presenting free end edges (24b, 13b) radially spaced from each other.
B65D 8/20 - Containers having a curved cross-section formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor characterised by wall construction or by connection between walls with permanent connections between walls formed by rolling or by rolling and pressing
B21D 51/26 - Making hollow objects characterised by the use of the objects cans or tins; Closing cans or tins in a permanent manner
B21D 51/32 - Folding the circumferential seam by rolling
A suspension device is applied to containers comprising a tubular body (10) having a side wall (11) carrying an outer peripheral projection (12) and an annular upper wall (13). The device comprises a retaining ring (25) incorporating an inner radial flange (27) to be seated onto an upper edge (11a) of the tubular body (10), and elastically deformed retaining fingers (28) that are fitted under and against the outer peripheral projection (12), in the condition in which the retaining ring (25) is mounted around the tubular body (10) and axially retained under said outer peripheral projection (12), said retaining ring (25) affixing end portions (29a) of a suspension handle (29), that is displaced between a rest position and a raised operative position.
A closure arrangement for cans and pots comprising a tubular body (1) having a side wall (10) whose upper edge (10a) defines a seat for a lid (20). The upper edge (10a) comprises a peripheral annular flange (11) carrying, in a free outer edge, a continuous rib (12) with a cross-section contour comprising two opposite circle arc portions (12a), with curvature centers disposed in the same plane (P) orthogonal to the axis of the tubular body (1), the lid (20) being inferiorly provided with a continuous circumferential groove (24) to be seated against the respective circle arc portions (12a) of the continuous rib (12), so as to axially lock the lid (20) in the tubular body (10). An annular gasket (30) is carried by one of the parts of peripheral annular flange (11) and lid (20), to be pressed by the other of said parts upon closing the lid.
A closure arrangement for containers of the type comprising an annular upper wall (13) having an outer edge (13a) hermetically affixed to a lateral wall (11) of the container, and an inner edge (13b) defining an upper opening (14) to be closed by a lid (20), which comprises a peripheral wall (22) externally provided with a first and a second circumferential groove (23, 24) and an annular flange (25), incorporating a pending circumferential projection (26), said lid (20) being mounted in a first closing position, in which the inner edge (13b) is fitted in the first circumferential groove (23) defining a first sealing region and the pending circumferential projection (26) is fitted in the circumferential recess (16) defining therein a second sealing region, said lid (20) being mounted in a second closing position, after the first opening, in which the inner edge (13b) is fitted in the second circumferential groove (24), retaining the latter and defining therein a third sealing region.
The present can closure arrangement is applied to cans of the type which comprises: a tubular body (10) carrying an annular upper wall (12) having an inner edge (12a) which defines a closure seat (S) whose profile is in the form of a convex arc; and a lid (20) comprising a base portion (21), a peripheral portion (22) provided with a circumferential cradle (23) in the form of a concave arc, to be fitted and retained in the closure seat (S), upon closure of the lid (20); and an annular portion (24) projecting radially outwardly from the peripheral portion (22), at least one of the parts of annular upper wall (12) of the tubular body (10) and annular portion (24) of the lid (20) carrying an annular gasket (30) to be pressed by the other part, upon closure of the lid (20), in order to define a respective annular sealing region between the lid (20) and the tubular body (10).
A pouring lid for cans of the type comprising a tubular body (10) having an annular upper wall (12) which presents an inner face (12b), an opening (13) and having any point of its inner face (12b) positioned at a height in the interior of the tubular body (10), at minimum equal to the height of another point of said inner face (12b) positioned radially externally. A pouring lid (20) is removably fitted and retained in the opening (13) and comprises a closing wall (21) provided with a median opening (21a) and externally carrying a tubular projection (27) generally provided with an obturator (30), any point in the inner face of the closing wall (21) of the pouring lid (20), when mounted to the can, being positioned at a height, measured in the interior of the tubular body (10), at minimum equal to the height of any other point of the inner face (12b) of the annular upper wall (12).
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