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7621166 |
Die components for making pressure relief devices
A pressure relief device for venting an internally pressurized container such as an aerosol can has three sections, a concave annular outer area, a circular central area and an annular intermediate...
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7584641 |
Forging machine having rollers between a support and a slide body of a die assembly
A forging machine includes a support having two sidewalls, and two track plates attached respectively to the sidewalls. A slide body of a die assembly is mounted slidably inside the support between...
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7526937 |
Can bottom forming assembly
A can bottom forming assembly for use in forming the bottom of metal cans, such as steel and aluminum two piece cans. The bottom forming assembly is lightweight, compact and comprises outer and...
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7490502 |
Punch for cold forming operations
A cemented carbide tool containing tungsten carbide, titanium carbide, niobium carbide, possibly TaC, cobalt, chromium and possibly nickel, iron, molybdenum is disclosed. The composition of the...
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7478550 |
Shell press and method for forming a shell
The invention generally relates to an apparatus for forming a shell. The apparatus has a die center and a panel punch located in opposed relation to the die center. A panel punch piston is coupled...
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7448247 |
Deep drawing method and deep drawing machine for carrying out the method
In a deep drawing method, a sheet metal blank is positioned between two dies of a deep drawing machine and then shaped into a hollow article, whereby the dies, at least during a partial stroke...
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7434442 |
Container bodymaker
The drive housing ( 26 ) of a bodymaker ( 20 ) carries a major ring ( 32 ) in stationary position and a planetary ring carrier ( 36, 46 ) for rotation on the central axis of the major ring. The...
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7387006 |
Sensing system for sheet metal forming tool
A sensing system for sensing the presence of a blank or part in the sheet metal forming tool. A blank holder assembly has a fixed bracket that is fixed to a lower die of the tool and a movable...
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7334447 |
Nacelle nose cap forming method and apparatus
A method and apparatus for draw forming a flat sheet blank into a 3-dimensional-nacelle nose cap for an aircraft engine in two stages; the blank having an outer annular portion and an inner annular...
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7240531 |
Press for forming containers with profiled bottoms
A press for forming a container with a bottom profile is provided. The press may have a profile pad that is secured within a base of the press or is secured to a die core riser that is axially...
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7171838 |
Method and apparatus for producing thin walled tubular product with thick walled flange
Method and apparatus for producing a thin walled tubular product with thickened flange. A first stage metalworking (drawing) of a circular plate material A is done by using a first die set 22 ...
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7117708 |
Die set for press forming metal sheet and press forming method of metal sheet
A die set for press forming a metal sheet is provided, which comprises: at least a punch; and a die, wherein a punch-die clearance CL 2 corresponding to a site to be formed immediately after the...
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7062949 |
Metal forming press having straight line drive mechanism
A metal forming press has an oscillating beam driven at its center by a connecting rod connected to a throw on a crankshaft. The upper end of the beam is pivoted to a link which drives a ram. The...
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7036181 |
Fixing piece for a windscreen wiper
A mounting part of a windshield wiper, having a receiving opening for a wiper shaft at one end, and forming a part of a fold-away hinge at the other end, and being formed from a flat sheet metal by...
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7021171 |
Annulus gear and drive shell
A method of producing a torque transmission between a driving member and a driven member including the steps of capturing an annular gear within the interior of a hollow cylindrical shell formed of...
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7007535 |
Method and apparatus for aligning components of a press
A method and apparatus for aligning opposed telescopically engageable cut ring and blank and draw die when mounted in a can body forming press to form non-round disc-shaped blanks which are...
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7000445 |
System for forming an elongated container
A system for forming a cup used in forming an elongated container including a draw-redraw station including a movable platen carrying a punch shell; a punch core riser, a punch core mounted on the...
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6946221 |
Square battery container, method of manufacturing the container, and square battery using the container
A prismatic battery case with high dimensional precision is manufactured, while pursuing an improvement in productivity, with a manufacturing method of a prismatic battery case that includes a...
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6860134 |
Ironing dies
In press forming including ironing, an elastically deformable material is used for a part of ironing die contacting to the work material under a higher pressure than designed, for taking the formed...
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6839967 |
Lightened disk for a wheel and a method for manufacturing the same
A lightened disk for a wheel has a flange having an axially inboard edge. The inboard edge includes a general portion which is located in a plane perpendicular to an axis of the disk. The flange...
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6807838 |
Press die
A press die composed of an upper die having a concave part (with the peripheral surface of the opening of said concave part functioning as a first blank pressing face), a lower die having a convex...
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6792786 |
Fabrication method of metal shell of spark plug
A fabrication method of a metal shell to be installed on a park plug is provided which is made up of a small-diameter portion, a large-diameter portion, and a wrapping portion. The wrapping portion...
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6769280 |
Real-time draw-in sensors and methods of fabrication
A method and system for providing real time measurements of draw-in for closed loop control of a metal forming process including an elongated sensor on one of the tools positioned in the proximity...
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6761055 |
Drive for a hold down assembly of a can bodymaker a method of use thereof
A drive for use in the manufacture of cans comprises a hydraulically powered guide pod to which a hold down assembly is attached. The guide pod slides along a guide rod which is fixed in the...
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6755068 |
Ironing-deep drawing process
A simultaneous two-sided iron-deep drawing process for producing vessels such as metal cans. After being used, the cans can easily be squashed. A difference in height between the inner die and the...
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6745609 |
Sheet metal forming die assembly with textured die surfaces
An improved stamping die assembly is provided for controlling the flow of sheet metal during the draw forming process. The die assembly includes a textured die surface on the one or both sides of...
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6691545 |
Tool and a method for pressure shaping
The invention concerns a tool for regulating the surface pressure on a blank constituting a metal plate which forms the starting item for shaping a finished item in a press. The blank is placed...
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6637247 |
Air manifold
The invention includes an air manifold comprising at least one port adapted for receiving high pressure air from a compressor, at least one port adapted for receiving low pressure air from a...
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6634203 |
Process for the production of a can by wall ironing
A process for the production of a can comprising a base and a tubular body from sheet metal which is coated on at least one side with a layer of plastic, in which process, firstly, a round disc is...
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6622539 |
Deep-drawing method and deep-drawing die
In order to provide a deep-drawing method, with which a drawn part is arranged in a deep-drawing die between a first deep-drawing die part and a second deep-drawing die part and is formed by way of...
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6598450 |
Internally cooled punch
An internally cooled punch disposed on the end of a ram in a can forming machine. Internal fluid cooling means in the ram avoids the need for externally applied cooling fluids. A plurality of...
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6588087 |
Method of forming a side plate with integral boss
A side plate for operatively connecting a recliner assembly to a frame structure has an integrally formed boss including frustum conical wall segment, a wall segment connecting the upper edge of...
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6550302 |
Sheet metal stamping die design for warm forming
In metal stamping dies, by taking advantage of improved material flow by selectively warming the die, flat sections of the die can contribute to the flow of material throughout the workpiece. Local...
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6474126 |
Method of deep drawing heavy-gage parts, and related apparatus and article
An apparatus and method for deep drawing a heavy gage workpiece into a drawn part. A lower die section includes a die cavity therein and a base mounting surface thereon, and further includes a die...
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6393889 |
Color cathode ray tube and method for manufacturing a shadow mask for a color cathode ray tube
A color cathode ray tube comprises (i) a glass bulb comprising a substantially rectangular panel, on which phosphors of a plurality of colors are arranged, a funnel that is connected to a rear side...
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6389866 |
Method for forming an aerosol container closure
A mounting cup for an aerosol container having radially outward extending dimples on the body portion of the mounting cup and radially inward extending indents in the skirt portion of the mounting...
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6370932 |
Folding apparatus for folding plates
A folding apparatus ( 10 ) includes a pair of dies ( 20 ) defining a recess ( 20 M) therebetween, a cushion pad ( 30 ) vertically movable in the recess, a pair of support blocks ( 40 ), a pair of...
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6339949 |
Deep drawing method
There is provided a method of deep drawing magnesium material, which material is superior in environmental compatibility and energy saving properties. The deep drawing method of the invention uses...
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6244091 |
Apparatus and method for forming cup-shaped members
Apparatus and method for forming cup-shaped metal members from a flat metal sheet in a press having a ram which moves a cut edge, draw horn and draw pad towards a base holding a blank and draw die....
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6223579 |
Core plug formation die apparatus and method of manufacturing a core plug
A method for manufacturing a core plug from a core blank having an outer rim, a top surface and a bottom surface. The method comprises positioning the core blank into a stamping apparatus....
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6205831 |
Method for making a cathode can from metal strip
Cathode cans for use in air depolarized cells, and cells made with such cans. The side wall is stronger than the bottom wall, and has a smoother outwardly-disposed surface than the respective...
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6153286 |
Sound absorbent component and process for manufacture of the same
A sound-absorbing cellular component is produced in multiple-chamber array, using a grid of spaced elongate rods, and by engaging to the rods of said grid a foil of deformable sheet material which...
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6009783 |
Method in a sheet metal work center and a sheet metal work center
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5970775 |
Method and apparatus for forming cup-shaped container bodies
Apparatus and method for forming cup-shaped container bodies in a press by blanking a disk shaped metal blank from a flat metal sheet by a cutting die and forcing the disk blank through a blank and...
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5953951 |
Method and apparatus for manufacturing bent products
The invention relates to apparatus and methods for manufacturing a bent product by press bending a malleable material. The bent product is bent along the lengthwise axis and has a bottom wall and...
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5901601 |
Method and apparatus for bending malleable plates
In a method and apparatus for press bending a metal plate, a punch is inserted into a recess of a die to bend a plate. The punch has a first edge formed away from a die and a second edge formed...
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5898244 |
Dual-directional field coil actuator
A novel duel directional electromagnetic actuator includes a case, a core, an electrical current conductive coil and a field coil. The case includes a first case end, a second case end, and an...
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5778722 |
Method of producing seamless cans
A method of producing seamless cans wherein a blank holder 2 is inserted in a metal cup 5 coated with an organic film 12, a punch 1 is advanced into a cavity 7 in a die 3 while pushing the bottom...
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5749258 |
Tooling and method for forming a container
A die (104) for forming a blank (14) into a container body (26) having an open end provides an annular undulated shaping surface (106) of substantially uniform radius. The container body (26) is...
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5740692 |
Containers
An apparatus, for forming a container body from a sheet metal component, comprises a punch 31, an annular die 10, axially aligned with the punch, and an annular blankholder 32 surrounding the punch...
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