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WO/1992/004142 |
A can body maker apparatus including a stationary support frame (12); a housing (20) having forming and ironing dies located therein mounted on the support frame; an elongated ram (30); a reciprocating ram drive (40); and a redraw assemb...
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WO/1992/002361 |
A cutting and forming machine has an adjusting device (11) for feeding the cutting and forming tool (13), said adjusting device being located in a mobile machine part, e.g., the upper part of the tool, and a measuring device 92) for meas...
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WO/1991/017004 |
A process is disclosed for controlling the revolutions of the impression cylinder (29) of a printing machine (10). The coordinate driving units (52, 53), which are designed as valve controlled (49, 51) hydrocylinders (42, 47), are operat...
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WO/1991/014626 |
A system for reconfiguring generally cylindrical, open-top containers (10) that are formed from metal utilizing a press (200) to force bottom portions (20, 12) of said containers (10) into a die (240) to carry out drawing operations that...
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WO/1991/011275 |
A drawn and ironed container (C) that includes a cylindrical side wall, a smoothly-tapered neck (134) with an open end and an integral bottom wall (137) at the opposite end has a plurality of inwardly-deformed panel segments (130) locate...
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WO/1991/008066 |
A method of manufacturing a metal can, wherein a metal material coated with an organic resin film is subjected to single- or multi-stage deep drawing to manufacture a metal can, a saturated hydrocarbon lubricant is uniformly applied to t...
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WO/1991/008065 |
Apparatus for forming sheet metal blanks (80) within a press (10) having base and outer (11) and inner (12) slides and including a basic die (15, 16, 17, 18) mountable to the press and tooling (25, 51) mountable to the basic die. The bas...
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WO/1991/006384 |
A spin molding apparatus, in which a heating means (7) is operatively connected to a pressure spatula (6) with a material (4) to be molded set on a mandrel (3), the material (4) being heated to a predetermined temperature with the heatin...
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WO/1991/004115 |
Apparatus for forming can blanks into elongated can bodies comprising a support structure (4) having first and second gears (50, 58) rotatably mounted on the support structure and drive means (36) for rotating the first and second gears ...
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WO/1991/003334 |
The process is characterised by the fact that, before drawing, a salt of the alkaline metal group formed by Li, Na, and K, and of an anion which is chemically inert with regard to the essential metal of the sheet chosen from among the ph...
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WO/1991/001830 |
The invention relates to a holder (11) for a wall-ironing ring which has the feature that the centering ring is embodied as sizing ring (18) which is adhered with its whole radial outer surface to the peripheral surface of the annular re...
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WO/1990/014901 |
A wall ironing ring (8, 11, 14) for use in cooperation with a punch (1) to reduce the thickness of a sidewall of a cup (17) drawn from a laminate of a polyester film and sheet aluminium or sheet aluminium alloy has a frusto conical entry...
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WO/1990/014179 |
This invention relates to a method that can manufacture drawn/ironed cans whose surface roughness is improved on the final can body, body breakage in the ironing process is prevented, and in addition, neck-in processability and flange pr...
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WO/1990/009851 |
A redraw apparatus (16) is provided for a can body making apparatus wherein the redraw carriage (40) of the redraw apparatus (16) is mounted for substantially friction-free sliding reciprocating movement over a pair of spaced apart suppo...
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WO/1990/009269 |
This invention relates to a method of producing a thin, deep-drawn can, and comprises the steps of (i) applying a crystalline thermoplastic resin onto a metallic sheet, (ii) drawing the coated sheet by heating it to a temperature beyond ...
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WO/1990/009321 |
This invention relates to a thin, deep-drawn can molded from a metallic sheet coated with an organic material. This metal can is characterized in that at least inner organic coating film (8) is made of a crystalline thermoplastic resin, ...
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WO/1990/005600 |
A die set (40) includes a punch (46) for stamping a cavity in a work piece (45) to produce a flat base surface and sidewalls which are perpendicular to the base surface. A forming bushing (52) applies a deformation stress (56) perpendicu...
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WO/1989/011930 |
This invention relates to a method of manufacturing a draw-formed container, comprising the step of suitably setting a ratio of a maximum diameter of an elastic sleeve to the diameter of the inlet of a female mold, the metal thicknness o...
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WO/1989/009665 |
Can ironing die members for use in a tool pack assembly (14) which is part of a can body making apparatus used in forming cups into can bodies and wherein each can ironing die member (64) is mounted in a fixedly mounted holding means (62...
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WO/1989/008730 |
A Zn-Ni alloy-plated steel sheet having stable moldability is produced by subjecting the plated surface of a Zn-Ni alloy (Ni content: 10 to 17 wt.%)-plated steel sheet to dipping, spraying or anodizing using a solution containing one or ...
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WO/1989/002792 |
Method for forming an adjusted surface sheet element (1, 2) from a planar sheet of titanium or titanium alloy by hot pressing in a press (17). The planar sheet element is preheated to a temperature at least equal to 730�C, the preheate...
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WO/1988/005809 |
Propoxylated guerbet alcohols and esters having an iodine number less than 7 and defined by general formula (I), which alcohols and esters are useful, individually or in admixture, as lubricants in the working of metals.
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WO/1987/004094 |
A method of preparing a base for a memory disk, characterized by providing surfaces of super precision, by coining a blank material coated with nonmagnetic metal as undercoating on a nonmagnetic metal base by means of two dies having smo...
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WO/1987/004095 |
A method of preparing a base for a memory disk for finishing the surface of a blank material with super precision and at the same time copying a texture of a die, by coining a blank material coated with nonmagnetic metal as undercoating ...
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WO/1987/004093 |
A method of preparing a metal base for a memory disk, wherein coining is performed by placing a metal blank material (6) between two dies having smooth working surfaces within a metal mold (3) which confines the spreading of the blank ma...
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WO/1987/003518 |
A method of and apparatus for press forming sheet metal into articles, such as roof cladding element (10), having intersecting fold lines. A strip of metal is advanced through a forming die which has first (20) and second (21) stages and...
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WO/1987/002282 |
A container embossing apparatus (10) includes a container-supporting embossing mandrel (30) that has circumferentially spaced, axially-extending ribs (44) on the periphery that are engageable with a resilient forming mandrel or member (5...
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WO/1986/005421 |
A draw die cavity entrance (47, 74) is selected to provide at least a major portion of its curvilinear surface having a radius of curvature of about five times nominal sheet metal thickness gage, or less, e.g. a maximum radius of curvatu...
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WO/1986/002026 |
A domer assembly includes a domer pad (50) and an annular forming element (52) with biasing means between the pad, the annular forming element and the base. The biasing means for the annular forming element includes an annular chamber di...
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WO/1986/000837 |
A hydraulic cup holder (1) for use in a drawn and iron can making press. This cup holder (1) produces increased pressure between the cup being reformed and its holding members, reducing the tendency for wrinkles to occur in reforming the...
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WO/1986/000836 |
An apparatus and a method for reducing the outside diameter of thin-walled, relatively soft, metal tubing (10) by using a deformation head, having relative axial movement, comprising a plurality of symmetrically radially spaced rollers (...
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WO/1984/004476 |
A guiding device for the rolling means in a basin rolling assembly, comprising a guide path (6) following the shape of the periphery of the basin and a support element (7) for the rolling means movable on rollers (8, 9, 12, 13, 14, 15) a...
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WO/1984/001529 |
A tool for use in manufacture of a hollow article with an undercut internal surface, such as the outer member of a constant velocity ratio universal joint, comprising first and second elements (34, 38) together defining the shape require...
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WO/1984/001314 |
An improved method of an apparatus (30) for deep drawing metal containers (10) in which flat sheet metal blanks (18) are initially drawn into shallow cups (22) having an open top, a substantially flat bottom wall (24), a substantially cy...
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WO/1983/002780 |
In an improved method of forming containers from soft metals comprising coating the metal with a lubricant, forming a cup, drawing the cup and removing the lubricant, wherein the lubricant includes a compound with a melt point less than ...
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WO/1983/002577 |
In a method of reshaping a container (1) having side wall (2) and a bottom wall (3), the container is rotated by support means (11, 12) whilst a roll (13) is applied thereto and moved towards the container axis. The bottom wall (3) compr...
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WO/1983/001916 |
The can has a base portion (56) and a rim portion (55) within a relatively thin ironed cylindrical wall (53) therebetween. The cylindrical wall has axially extending thickened parts defining ribs (62) esquispaced around the wall and exte...
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WO/1983/000822 |
The machine for the manufacture of cams from sheet metal has a press stern (10) which is surrounded by a number of ram assemblies (11) carrying dies (12) cooperating with punches (13) attached to bolster (14) of circular shape. A cylindr...
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WO/1983/000821 |
The drawing device is provided with a mechanical operated punch (24) and with a hold-down clamp (5) of which the clamping force acting in a fixed cylinder (12) is exerted on the metal sheet (27) against the drawing direction through a su...
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WO/1982/004206 |
A supply of elongated metal tubes (W) are successively transferred laterally to and from a reducing position aligned with the axis of a hollow spindle (15), and one end of each tube is clamped by a gripper mechanism (132) mounted on a ca...
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WO/1982/003576 |
A method of, and apparatus for, forming a tapered-wall metal can body by drawing. The method includes the steps of: (a) producing a metal can body blank (64) comprising a smooth generally cylindrical wall (66), an integral base (68) at o...
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WO/1982/002683 |
Drawn and ironed can bodies (32) are formed from cold rolled steel sheet having a thin coating of a nickel-zinc alloy electroplated on at least one side. The coated steel sheet is drawn into a cup (31) having a nickel-zinc coating on at ...
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WO/1982/002349 |
A can body (7) is formed from sheet of metal (1) which has a matte coating composition (3) applied to a portion of the sheet (1) which will become the outside surface (9) of a reentrant convex bottom of the can body (7).
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WO/1982/001487 |
The machine is intended for drawing in particular cylindrical hollow parts (2) the walls of which having varying thicknesses. The blanks are threaded on a mandrel (8). In order to even out the thickness variations, either the mandrel (8)...
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WO/1982/000424 |
Method of manufacturing cartridge cases (10) which method comprises the steps of providing a cup-shaped article (12) having a side wall (14) defined by inner (50) and outer (15) side wall surfaces, a bottom wall (18) defined by inner and...
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WO/1982/000013 |
The side wall of the workpiece is deformed in the direction for closing its edges. A butt-end wall with a flat central area is preliminarily formed on the thus obtained vault. The flat area is then depressed with a pressing tool inside t...
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WO/1981/003497 |
An improved, aqueous coating composition for use in a sacrificial lubricating coating, for drawing and ironing sheet steel to form beverage containers comprising molybdenum disulfide, an aqueous low molecular weight styrene containing re...
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WO/1981/003442 |
Articles with annular corrugations are made by means of rotative spinning of a sheet metal workpiece with opposingly directed pressing and supporting actions. The workpiece is shaped as a shell of revolution with constantly widening bell...
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WO/1981/003293 |
Precoated aluminum stock material for use in forming a drawn and ironed aluminum container and method of forming such container. The aluminum stock material initially has a thin layer of lubricant applied to one or both surfaces thereof....
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WO/1981/001259 |
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...
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