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| Number | Title | Issue Date |
| 4515677 | Apparatus for electrocoating A method of electrocoating the surface of an article such as the internal surface of a can body using as electrode a mandrel having an external surface of substantially the same shape as the surface to be coated. The can body is positively located in a ce... | 05/07/1985 |
| 4489018 | Method and apparatus for sealing a plastics material to a metal substrate A method and apparatus associated with plastics material applied by injection moulding to a metal substrate by surrounding at least a portion of the substrate with a mould and injecting flowable plastics material into the mould, characterized in that the ... | 12/18/1984 |
| 4455328 | Coating of articles A method and apparatus for coating a hollow article with at least two coating materials, said method comprising the steps of applying a first coating material to the article and drying or partially curing at least the surface of the first coating before t... | 06/19/1984 |
| 4449028 | Monitoring circuits for electrical welding apparatus A monitoring circuit for an a.c. resistance welding apparatus for can bodies is arranged to produce an output signal which is representative of the integral with respect to time of the resistive or in-phase component of the welding voltage taken over the ... | 05/15/1984 |
| 4447199 | Apparatus for making thermoplastics articles Biaxially oriented tubular articles which are destined to provide bodies for processable food containers are made from an elongate tube of thermoplastics material as it emerges from an extruder. The manufacturing process comprises repeatedly performing a ... | 05/08/1984 |
| 4425778 | Method and tool for redrawing In manufacture of a can body by drawing a cup from a blank and subsequently redrawing the cup, one or more redrawing steps are performed by pulling the sidewall of the cup (2) by means of a punch (12) through an S-shaped path (30,24,31), whereby the wall ... | 01/17/1984 |
| 4424659 | Method and apparatus for producing a sterilizable package of a product, and the packaged product A method of producing a package of a product, which product does not include a significant amount of gas, comprising taking a shape-retaining container having a charging opening, charging the container with the product to a level which leaves a substantia... | 01/10/1984 |
| 4423823 | Containers In a metal container having at least one seam by which two overlapping metal edges are joined together, at least one of the edges (58) has a resilient polymeric layer (56) bonded firmly to the metal, so that when that edge (58) is seamed to a second edge ... | 01/03/1984 |
| 4397414 | Composite containers A container comprises a body (12) having a base and an open mouth (18). A protective ring (20) fits snugly over a rim (16) of the body (12) encircling the mouth (18), and a closure (38) is insertable into the ring (20) to close the mouth (18). The ring ha... | 08/09/1983 |
| 4393979 | Closures for containers A closure for an aperture in a container wall having an annulus of gasket material around the aperture, has a plug portion and a peripheral flange extending axially and outwardly of the plug portion to terminate in a feather edge adapted to engage the gas... | 07/19/1983 |
| 4387747 | Filling of containers A high-speed rotary filling machine, for filling containers with carbonated beverages or other flowable substances, has a turret (38) mounted on a horizontal axis (31). The containers (30) are carried in radially-extending positions around the circumferen... | 06/14/1983 |
| 4365724 | Attaching closure to containers A processable plastics pot has a seaming ring which is adapted to be double-seamed to the seaming ring of a conventional easy-opening metal closure to attach the closure to the container. The container seaming ring is designed so that the double-seaming o... | 12/28/1982 |
| 4362002 | Method and apparatus for closing a thin-walled container body A thin-walled can body having a terminal curled rim at an open end thereof, has this open end closed and sealed by a diaphragm which is first formed into a dished shape by a forming tool which then cuts the dished diaphragm from a web and places it on the... | 12/07/1982 |
| 4301595 | Can opener A can opener (10) has a cutter roll (40) for cutting an outer seam wall (49) of a double end seam (41) securing a can end (43) to a can body (45). A traction roll (20) of the opener (10) is engageable with the end seam (41) and is rotatable to drive the c... | 11/24/1981 |
| 4299031 | Plotting device This disclosure relates to a multiple head for a remotely controllable plotting device in which a body carries a plurality of pen carriers each of which in turn carries a pen having a tip, each pen carrier including a hollow bobbin of non-magnetic materia... | 11/10/1981 |
| 4294627 | Treatment of tinplate surfaces A metal surface, particularly a tinplate surface of a can for canned food, is treated by contact with a solution containing a zirconium compound, particularly ammonium zirconium carbonate or zirconium acetate. An inorganic salt may also be present in the ... | 10/13/1981 |
| 4258245 | Resistance welding machine A resistance welding machine in which a wire electrode is urged into contact with a workpiece by first and second electrode wheels, the wire having first and second surfaces extending parallel to the axis of the wire and a twisting mechanism located in th... | 03/24/1981 |
| 4246770 | Apparatus for operating on hollow workpieces In a rotary turret-type machine, in which operations are performed on successive can body cylinders (8) or the like by a mandrel (159) inside the workpiece co-operating with a beading rail (176), each workpiece is guided smoothly into a cradle (151) which... | 01/27/1981 |
| 4246088 | Method and apparatus for electrolytic treatment of containers Apparatus for electrolytically treating containers comprising a cell assembly having a cell wall surrounding a mandrel and a lid cooperating with the mandrel and cell wall to form a cavity for the reception of a container, conduit means for introducing an... | 01/20/1981 |
| 4236625 | Article handling apparatus A conveyor combiner has a side guide unit, for relieving jammed articles being carried by the conveyor, the unit comprising a longitudinally reciprocating frame carrying an array of freely rotatable rollers which nudge jammed articles free but which are n... | 12/02/1980 |
| 4225045 | Containers There is disclosed a container for containing a liquid such as paint, the container having a side wall and a bottom moulded in one piece from plastics material, the container being formed to co-operate with and retain a removable lid, and comprising a fle... | 09/30/1980 |
| 4202462 | Containers having locking structure A container comprising a metal container body having an access aperture with a curled rim and a cap for closing the access aperture with the latter carrying a plurality of radially projecting projections and the curled rim of the container body having rec... | 05/13/1980 |
| 4188457 | Closures for liquid product containers A bung for closing a wine bottle in the manner of a cork is formed in a conventional injection-moulding machine from ethylene-vinyl acetate copolymer (EVA) with the addition of sodium metabisulphite and sodium bicarbonate. The sodium metabisulphite, which... | 02/12/1980 |
| 4185973 | Waste disposal system In a waste disposal system (e.g. in a hospital) in which at least one shredding machine comminutes waste which is then drawn by air suction through a closed ducting system for destruction, each shredder has a discharge valve associated with its waste outl... | 01/29/1980 |
| 4165595 | Packaging machines A packaging machine is described in which articles or groups of articles are wrapped in a sleeve of stretch-wrap material. The machine includes a sleeve feeding and cutting assembly for drawing the leading end portion from a roll of stretch-wrap tubing, f... | 08/28/1979 |
| 4152997 | Closing of containers The disclosure relates to can end seamers and similar apparatus, in which end closures are secured on top of successive containers by securing tools, these tools and the support means which carry the containers being rotated simultaneously by a drive comm... | 05/08/1979 |
| 4148416 | Aerosol containers In an aerosol dispensing container of the kind having a collapsible bag separating the propellant from the product to be dispensed, an elongate core member is arranged completely free, loose and unattached within the bag to prevent pockets of product beco... | 04/10/1979 |
| 4146149 | Container closure with vent means An easy opening end unit particularly adapted for packaging granular material such as coffee under pressure and wherein the initial opening of the end unit is by way of a vent opening. The vent opening has underlying the same a baffle plate or diaphragm w... | 03/27/1979 |
| 4139656 | Printing and coating method This invention relates to a method and apparatus, for applying a first and second coating to the exterior surface of a can. The apparatus comprises a mandrel rotatably mounted on a pivotable arm, so that pivoting of the arm carries a can on the mandrel to... | 02/13/1979 |
| 4109802 | Depalletizing apparatus The invention relates to depalletizing apparatus of the kind which comprises a transfer head which is reciprocable in a vertical path and includes a transfer table to receive layers of articles one at a time from the top of a pile of layers which are supe... | 08/29/1978 |
| 4109500 | Creating lines of weakness in sheet material A slitting machine for longitudinally slitting sheet tinplate to form blanks for can bodies has two parallel horizontal shafts carrying cutter rolls conventionally arranged in pairs of overlapping rolls so as by a shearing action to slit the sheet tinplat... | 08/29/1978 |
| 4102168 | Rotary expansion tool Apparatus for expanding the mouth of a hollow article, said apparatus comprising a rotary expansion tool and a holding pad reciprocable towards and away from the tool. The rotary expansion tool includes a cage, a plurality of rolls held in equispaced rela... | 07/25/1978 |
| 4090004 | Containers A lid and ring to receive it are made from a piece of sheet metal by drawing a preform which has a first portion surrounding a second portion, separating the first portion from the second portion and further forming it to a ring adapted to receive a lid f... | 05/16/1978 |
| 4087018 | Tamper proof seal for a closure A lever lid and ring assembly, for a container body, has a tamper indicating sealing member which bridges the joint between the lid and ring. Various shapes of sealing member are described which are cut from aluminium foil coated with a hot melt adhesive.... | 05/02/1978 |
| 4068795 | Folded closed carton convertible to open tray For use with frozen food products, such as dough, having a substantially larger bulk volume at an elevated temperature than when frozen, a container is erected from a container blank having a plurality of fold lines and being so arranged that, when the bl... | 01/17/1978 |
| 4004678 | Conveyor systems A conveyor handling system for transporting articles from a first position to a second position is described. The system includes first and second conveyors extending in series between the two positions and arranged to convey articles at two respectively ... | 01/25/1977 |
| 4003492 | Container body side seam construction This disclosure relates to a container body side seam construction wherein a metal body blank is provided with adhesive strips along opposite edges thereof, followed by the forming of hooks at such opposite edges. Thereafter, the body blank is formed in a... | 01/18/1977 |
| 3997048 | Conveyor systems A conveyor handling system is described for separating into discrete batches a stream of articles arriving at regular intervals. The system includes two endless belts extending between first and second locations and arranged to be driven at the same prede... | 12/14/1976 |
| 3990586 | Article dispensing apparatus An apparatus is described for applying leverlids to filled paint cans so that a later machine may fit the lids onto the cans by downward pressure. The apparatus has an inclined chute onto which the lids are fed and which is arranged to discharge the lids ... | 11/09/1976 |
| 3977340 | Diaphragm closed cans In a can one end of which is closed by a diaphragm the diaphragm is positioned against a peripherally extending flattened bead which is formed in the can body and extends into the body and the diaphragm is clinched against the flattened bead by overturnin... | 08/31/1976 |
