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7621201 |
Hot forming tools for aluminum and magnesium sheets
A ferrous metal tool is provided for the forming of light metal sheet workpieces at elevated temperatures, with the forming surface of the tool prepared to minimize friction and adhesion when...
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7614270 |
Method and apparatus for superplastic forming
The present invention provides a method and apparatus for forming a ductile sheet or work piece into a part or component. The method includes using a forming apparatus wherein the workpiece is...
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7574884 |
Apparatus and method for sheet material forming
The present invention relates to a heating and forming apparatus for sheet material and method for rapid heating and shaping of sheet material. The apparatus comprises a first and second...
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7552535 |
Method of forming hydroformed member with opening
A method for manufacturing a hydroforming member includes the step of providing a blank ( 10 ). The blank ( 10 ) is defined by blank wall ( 16 ). The blank ( 10 ) is placed in a die assembly ( 14 )...
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7530247 |
Device for hydroforming metal elements
A hydroforming device includes a top die and a bottom die, set between which is a metal element to be formed and which are pressed against one another during a hydroforming process. A relative...
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7516529 |
Method for producing in situ metallic foam components
Disclosed is a method for producing a complex composite metal structure having a metallic foam substrate. A sheet metal structure is provided having a metallic foam precursor formed of metallic...
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7487658 |
Device for sheet material corrugation
The invention can be defined in its most general form as a device for sheet material corrugation by means of bending and can be used in production of light core for sandwich panels, and elements of...
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7472572 |
Method and apparatus for gas management in hot blow-forming dies
A method and apparatus for forming a sheet of ductile material by superplastic forming is disclosed. The method is directed to first creating a pre-form by mechanical forming in which the pre-form...
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7461531 |
Press plant and a method and use for it with a pressure cell and a divisible tray
A press plant includes a press of pressure cell type, into which a tray device, which defines a space intended to receive a workpiece and, optionally, a forming tool, is insertable. The tray device...
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7454936 |
Method and device for forming an essentially flat metal blank to produce a thin-walled, shell-type body, and the use of same
The invention relates to a vacuum-assisted method and a device for forming an essentially flat blank ( 12 ) of metal into a thin-walled, shell-type body ( 14 ), especially for performing the method...
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7441432 |
Method and a production line for manufacturing a product by hydroforming
A production line for the manufacture of a product through hydroforming, having a decoiler ( 11 ) for unrolling a steel strip ( 12 ) from a coil ( 13 ), a roll-forming unit ( 14 ) for folding the...
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7434432 |
Die apparatus and method for high temperature forming of metal products
A bi-material die apparatus for high temperature forming of metal parts has at least two opposing die segments having inner surfaces together forming a hollow mold chamber for receiving a mold...
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7416105 |
Superplastically forming of friction welded structural assemblies
A method for superplastically forming a preform to manufacture a structural assembly with a contoured configuration is provided. The preform includes first and second structural members in a...
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7415863 |
Clamping device
The invention concerns a clamping device for a device for the production of metal parts by forming with a closed forming tool, the clamping device comprising at least
several tension hoops (...
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7389665 |
Sheet metal forming process
A sheet metal forming process and apparatus using both a mechanical forming step and a superplastic forming step. The mechanical forming step includes using a double-action draw die to create a...
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7363790 |
Method for vaccum assisted preforming of superplastically or quick plastically formed article
Method of preforming and forming a sheet metal article from a preheated blank of sheet metal uses opposing dies including a punch having a punch surface defining a final configuration for the...
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7320239 |
Forming tool for multiple-thickness blanks
An apparatus for forming blanks having two thicknesses separated by a blank step includes a forming tool defining a binder surface that is characterized by a tool step, a first region on a first...
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7320211 |
Method of exchanging a diaphragm device
The invention relates to a press of pressure cell type, which comprises a press chamber in which a diaphragm device is arranged. The diaphragm device includes a diaphragm which together with a...
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7318333 |
Superplastic forming tool
A superplastic forming tool for forming a workpiece to make a part. The forming tool includes a forming die having first and second die members. At least one of the die members having a cavity...
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7313939 |
Hydroforming machine and a method of hydroforming
A hydroforming machine characterized by a die 2 having an opening on the upper surface and a fluid tank 2 a filled with fluid, a holder 3 being able to hold a periphery part between the die ...
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7310990 |
High-pressure press
A high-pressure press includes a pressure vessel surrounded by a force-absorbing press frame. The high-pressure press also includes a detection structure for detecting changes in length of at least...
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7284402 |
System and process for superplastic forming
A system and method for superplastic forming a workpiece. The system includes a superplastic forming cell formed of a plurality of individual stations or modules, each one performing a specific...
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7269986 |
Method of forming a tubular blank into a structural component and die therefor
A method of forming an elongated metal blank into a structural component having a predetermined outer configuration. The method includes providing a shape imparting cavity or shell section formed...
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7266982 |
Hydroforming device and method
An apparatus ( 10, 110 ) and method to form a workpiece ( 32, 132 ) into a useful product ( 28, 128 ) using a pressurized fluid ( 14 ), also termed as “hydroforming”. The workpiece may be a...
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7250131 |
Method and a system for hot hydrostatic pressing
A method for hot hydrostatic pressing by means of working liquid which tends to become unstable within a transition time when in contact with a blank heated to a high working temperature and at a...
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7204112 |
Method of lubricating a workpiece for hydroforming
An apparatus and method of applying a lubricating material to an outer surface of a workpiece. Initially, a workpiece is provided that is preferably formed from a closed channel structural member...
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7204119 |
Hollow metallic ring seal for press
A press and tooling apparatus for forming a preheated blank includes a heated upper tool and an opposing heated lower tool mounted within the press for relative closing movement to press the...
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7194883 |
Method for forming of tubular work-pieces using a segmented tool
The hydroforming tool of the present invention comprises a pair of upper and lower tool inserts having open axial ends and defining an elongated cavity there between when the tool inserts are...
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7162910 |
Hybrid metal forming system and method
A hybrid metal forming system includes a die cavity defined by a first die and a second die and a press adapted to apply a static pressure over the first die to deform a workpiece against the...
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7159427 |
Heated and insulated tool container for hot gas blow-forming
Apparatus for hot gas blow-forming including opposed heated and insulated tool containers, each including a tool heater plate that is adapted for attachment to a platen of a press with one or more...
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7155949 |
Fluid cell press with a gripping arrangement and method and use of the press
The present invention relates to a method in a press of pressure cell type comprising a forming tool and, separated therefrom, a diaphragm, which define a forming space in which a blank is inserted...
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7150170 |
Apparatus and process for hydraulic high-pressure forming of a sheet
An apparatus for hydraulic high-pressure forming of a sheet, the apparatus having a top tool and a bottom tool as well as at least one pressure generating unit arranged between the press ram of a...
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7150171 |
Pressure cell press comprising a tray, and a method for manufacturing said tray
The present invention relates to a press of pressure cell type, a tray for use in a press of pressure cell type and a method. The tray comprises a tray frame, which defines a space for arranging a...
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7127925 |
Diaphragm support and a method for initial sealing in a pressure cell
A press of pressure cell type, which comprises a press chamber in which a diaphragm device is arranged. The diaphragm device comprises a diaphragm which together with a press plate forms a pressure...
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7124618 |
Clamp assembly for hydroforming die
A clamp assembly for a hydroforming die includes a stationary lower bed to support a lower die half of the hydroforming die, a stationary upper bed spaced above the lower bed, at least one guide...
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7100259 |
Method of metallic sandwiched foam composite forming
Disclosed is a method of forming metallic composite structures The method utilizes superplastic and quickplastic formation methodologies in conjunction with the use of appended engineered metallic...
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7086268 |
Apparatus and method for removing and cooling a part from a forming tool
An apparatus and method for removing a part from a forming tool and supporting the part. The apparatus includes a support member having a surface contoured to conform to a formed shape of the part...
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7080536 |
Device for manufacturing formed parts by internal high pressure deformation
A device for manufacturing formed parts by internal high pressure deformation. The device includes a housing composed of two tubular members which are placed one into the other and are connected by...
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7080535 |
Spring-loaded part extractors for heated forming tools
A hot blow-forming apparatus includes opposed and complementary forming tools adapted for hot blow forming a surface of a heated sheet-metal workpiece against a forming surface of one of the tools....
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7028519 |
High throughput quick-plastic-forming
A method of quick-plastic-forming a component from a sheet metal blank in multiple forming stages of single-action tooling along a transfer line. The blank is transferred from a prebending station...
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7021099 |
Extraction system for hot formed parts
The distortion-free removal of a heat softened sheet metal part from a heated forming surface is enabled by the elevation of lift pads in the forming surface. Strategically located and sized pads...
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7007531 |
Forming tool for hydromechanically deep-drawing workpieces from sheet metal blanks
A forming tool ( 1 ) for hydromechanically deep-drawing workpieces from sheet metal blanks ( 2 ), the tool comprising a water tank ( 3 ), which acts as a lower tool and can be filled with a liquid...
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7003996 |
Method of forming a tubular blank into a structural component and die therefor
A method of forming an elongated tubular blank into a tubular structural component having a predetermined outer configuration, the method comprising: providing a shape imparting shell formed from a...
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6997025 |
Sealing system for super-plastic gas-pressure forming of aluminum sheets
A super-plastic forming tool for forming aluminum sheets is provided that includes a seal bead that is configured to facilitate removal of the aluminum sheet from the seal bead after a...
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6966209 |
Internal high-pressure deformation method for production of in particular bulging and undercut hollow bodies
An internal high-pressure deformation method for the production of in particular bulging out closed hollow bodies and a corresponding device are disclosed. At least two workpiece parts ( 1,2 ) are...
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6938450 |
Double nut tensioner assembly for pre-stretched tie rods
The tensioner assembly is provided for clamping at least two objects and comprises a tie rod member, a thrust ring positioned on the tie rod member against one of the objects, a first retaining...
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6935150 |
Superplasticity forming mould and mould insert
The mould ( 10 ) includes at least one part ( 20 ), intended to be in contact with the component ( 12 ) being moulded, made from sintered vitreous silica. According to the process, said component (...
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6935151 |
Hot forming die having a nickel oxide layer
A hot forming die ( 10 ) has forming surfaces ( 16,18 ) and the forming surfaces have a nickel oxide layer ( 20 ). A stop off material coating ( 22 ) builds up on the nickel oxide layer ( 20 ) in...
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6907761 |
Method and apparatus for superplastically forming a workpiece
A method of superplastically forming a workpiece comprises placing the workpiece ( 16 ) in a die ( 14 ) and heating the workpiece ( 16 ) to a temperature at which the workpiece ( 16 ) is...
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6884976 |
Induction heating for localized joining of structural members
An apparatus and a method for forming a localized joint in at least one structural member are provided. The apparatus includes a tool that corresponds to a joint portion of the structural member....
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