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8171641 |
Vehicle framing method and frame
A method is provided for assembling a vehicle frame from hydro-formed tubular metal components. Each hydro-formed component has a surface feature that is complementary to a surface feature on an...
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8141466 |
Punch device for piercing hydro-formed member
A piercing device for hydro-formed members comprises a punch having a cutting surface and a guide bore, a support member having a guide post complementary in shape to the guide bore and drive...
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8129035 |
Structural component for automobile, two-wheeled vehicle or railcar excellent in impact-absorption property, shape fixability and flange cuttability, and method for producing the same
The invention provides structural component for an automobile, two-wheeled vehicle or railcar excellent in impact-absorption property, shape fixability and flange cuttability, and method for...
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8112874 |
Stent island removal system
A tool, system, and method for removing islands from a stent is disclosed. The tool includes a tube with at least one exit hole in communication with the interior of the tube, and the tube being...
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8104164 |
Method of manufacturing a rotor of electric rotating machine
A manufacturing method of a rotor of and AC generator for a vehicle according to the invention includes the steps of applying a fluid resin material to a conductor immediately before the conductor...
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8091200 |
Bulge forming method and bulge forming apparatus
A bulge forming method includes arranging a raw material tube inside a die having an inner surface shape, in which plural crest portions and root portions are alternately formed, and providing a...
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RE43012 |
Quick plastic forming of aluminum alloy sheet metal
A method is disclosed for stretching magnesium-containing aluminum alloy sheet stock into intricate shapes such as are required in automotive body panels. The sheet stock, at a temperature in the...
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8047037 |
Shaping tool
The invention relates to a shaping tool which is used to shape a workpiece, in particular, a sheet steel component, comprising at least two shaping tool halves. Contoured regions are provided in...
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8037726 |
Method for bending tubular articles with a relative ratio of the bending radius and the outer diameter of the finished pipe which is less than 3
Method for bending tubular articles with a relative ratio of the bending radius (R) and the outer diameter (D) of the finished pipe which is less than 3, comprising the following steps: forging an...
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8020272 |
Method for joining tubes
A method is provided for joining tubes. An outer tube and an inner tube are provided. An end of the inner tube is inserted into an end of the outer tube to form an overlapped region of tube wall...
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8001819 |
Piercing method and piercing apparatus using hydroforming and hydroformed part and structure
The present invention was made with the object of eliminating the short pipe member when attaching a bolting nut to a hydroformed part, preventing an increase in the difficulty of hydroforming for...
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7975383 |
Double hydroformed tube with integral reinforcement
A hydroforming process forms a hydroformed automotive component as a multiple cell member having an integral internal rib separating the cells and reinforcing the hydroformed component to increase...
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7946146 |
Hydroforming apparatus
The invention relates to a device for the internal high-pressure forming of components from tubular workpieces, in particular microcomponents, comprising an at least two-part mould, in which a...
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7937979 |
Gravity fill system with pressure check valve
A hydroform die includes a plurality of seal units to provide fluid to die cavities. The plurality of seal units each define a piston cylinder. A piston is located within the cylinder and is...
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7926160 |
Method of forming a lined tubular member
A corrugated conduit and method of expanding to form a lined tubular member are described. In some embodiments, a corrugated conduit may be expandable. The corrugated conduit may be inserted into a...
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7905129 |
Method and tool for contracting tubular members by electro-hydraulic forming before hydroforming
A tubular preform is contracted in an electro-hydraulic forming operation. The tubular preform is wrapped with one or more coils of wire and placed in a chamber of an electro-hydraulic forming...
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7905128 |
Forming method and apparatus and an associated preform having a hydrostatic pressing medium
A method and apparatus for forming a workpiece having a desired configuration as well as an associated preform assembly are provided. The forming method and apparatus as well as the preform...
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7891075 |
Reconfigurable fixture device and method for controlling
A reconfigurable fixture device system, including: a base member; a reconfigurable pad disposed on the base member, wherein the reconfigurable pad comprises a shape memory material configured to...
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7836746 |
Device and a method for holding together tool parts druing a hydroforming process
The present invention relates to a device and a method for holding tool parts together during a hydroforming process. The device comprises a first portion comprising a first force transmitting...
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7832245 |
Method and apparatus for hot forming of sheet metal in titanium-base alloys
A titanium sheet to be formed is heated in a sealingly closed tool by the radiation heat from the heating elements integrated into the tool to a forming temperature not exceeding 600° C., and is ...
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7832244 |
Controlling fluid pressure in a hydroforming process
A system for hydroforming a workpiece containing fluid at elevated pressure includes a die in which the workpiece is formed, a source of control pressure, a tank at low pressure, and a valve that...
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7827840 |
Multistage superplastic forming apparatus and method
A superplastic forming apparatus and method for forming a sheet of material at an elevated temperatures into a workpiece having a complex geometry. The process takes advantage of a mechanical...
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7827838 |
Pulsed electro-hydraulic calibration of stamped panels
A tooling method for calibrating a partially formed metal part in an electro-hydraulic forming tool. The method includes loading a partially formed metal part onto a forming surface of a die. The...
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7827839 |
Profile element pipe for hydraulic bulging, hydraulic bulging device using the element pipe, hydraulic bulging method using the element pipe, and hydraulically bulged product
According to a bulging device and a bulging method using a profile element pipe, for example, even when a profile steel pipe having a cross sectional shape varying in the axial direction as in a...
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7823430 |
Open press thermal gap for QPF forming tools
A quick plastic forming (QPF) tool is provided in which a thermal gap is created that reduces or eliminates some of the conductive heat loss paths when the QPF tool is in an open position during...
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7818986 |
Multiple autofrettage
A manufacturing method includes a first step of performing swage autofrettage on an object; a second step of heat soaking the object; and a third step of performing hydraulic autofrettage on the...
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7814633 |
Pipe centralizer and method of forming
A centralizer for installing on a metal pipe. The centralizer includes a generally tubular body having a central opening sufficiently large to allow insertion therethrough of a pipe having an...
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7810366 |
Electrohydraulic trimming, flanging, and hemming of blanks
A method of electrohydraulically trimming a blank involving positioning a blank on a trimming member having a cutting edge such that a portion to be trimmed extends over the cutting edge and is in...
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7802458 |
Process for fabricating large-surface metal plate into a shaped part, such as an outer skin panel of a vehicle body
A process for forming a large-surface metal plate into a shaped part includes using a molding tool. The tool includes a reservoir filled with incompressible fluid work medium, clamping jaws and a...
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7797806 |
Internal high-pressure shaping method for shaping conical tubes made of metal
A method for shaping a conical metal tube using a tool that has sealing pistons and a die cavity with a complex contour is described. The die cavity has two ends with a cylindrical portion of the...
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7765699 |
Truck cab space frame
A method of forming a space frame for a cab, including forming each of a pair of hydroformed, longitudinally extending inner side rails, a hydroformed connecting member, a hydroformed first upper...
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7765842 |
Method and device for applying a film piece to a can body
The invention relates to a method for producing a can body (2) which is characterized in that a film piece (3c) is cut from a film web (3b), said film piece (3c) is wound up on a winding spindle...
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7761974 |
Reconfigurable fixture device and methods of use
A process generally includes contacting a surface of at least one workpiece with a reconfigurable pad of a fixture device, wherein the reconfigurable pad comprises a shape memory material...
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7726162 |
Method of shaping container bodies and corresponding apparatus
Method wherein a) a container (1, 6) is placed in a two halves mould (2) having an internal shaped wall (21), b) an internal pressure P of a fluid is build up so as to shape the skirt (12), is...
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7716809 |
Method for making a double-walled yoke
Provided is a method for making a double-walled yoke that allows an inner yoke (4) and outer yoke (3) to be integrally joined to each other both easily and securely. Such a yoke provides an...
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7703188 |
Thermal shroud and method of making same
An injection molding hot runner nozzle and a method of making such a nozzle are disclosed that improves heat transfer along the length of the nozzle. The nozzle includes a nozzle body and a heating...
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7694402 |
Method for forming a lined conduit
A lined conduit formed by decorrugating a corrugated liner conduit inside a first conduit is described. A method and apparatus for forming the lined conduit are also described. The corrugated liner...
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7685856 |
Two mode hydroform seal apparatus and method
A hydroforming seal and method includes a nozzle having both a radially expandable O-ring seal and a conical tapered surface for separately sealing with the bore of the tube. The O-ring seal is...
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7685690 |
Method and apparatus for attaching a fastener nut to a hydroformed part
Method and apparatus are disclosed wherein a hydroformed part remains in a hydroforming die cavity under hydroforming pressure while an attachable fastener nut is operated to pierce and form a...
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7669450 |
Pressure controlled superplastic forming
The present invention provides a method and apparatus for forming a sheet of ductile material by superplastic forming. The gas pressure is varied to control the material flow during the forming...
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7661283 |
Bulging method and apparatus
A bulging apparatus has a heating station, a tube expanding station, a preforming station, and a main forming station. A straight tube as a workpiece is gripped by first holding mechanisms or...
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7640644 |
Method for fluid-shaping of sheet metal
A method for manufacturing an exhaust gas treatment component having at least one structured piece of sheet metal, includes shaping the at least one piece of sheet metal with at least one fluid...
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7614271 |
Preform, hydroforming method, and hydroformed product
A preform with edges overlapped and jointed each other and first and second outer members for forming outer surfaces of a hydroformed product, and reinforcement members that are jointed to the...
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7614151 |
Method of securing a bracket to a frame assembly
A frame assembly is manufacturing by initially providing first and second brackets. The brackets are provided by initially providing a closed channel structural member and deforming the closed...
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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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7607211 |
Device for producing plates designed for a fast prototyping process, method for machining and assembling said plates and resulting plates and prototype workpieces
A device for producing plates made of metal, plastic or a metallo-plastic composite material, including thermofusible, thermoplastic and thermosettable materials, by machining with a machining tool...
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7591059 |
Expansion activated anti-rotation device
Methods and apparatus for making a connection that can be rotationally locked by expansion are disclosed. Threaded tubular ends include a slot cut across a thread at a location along the...
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7587805 |
Reconfigurable fixture device and methods of use
A fixture device generally includes a base member, a reconfigurable pad disposed on the base member, wherein the reconfigurable pad comprises a shape memory material configured to selectively...
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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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7574889 |
Method for feeding hydroforming presses, and device for carrying out the method
The invention concerns a method whereby components are arranged in a mounting device, outside an internal high-pressure forming press, in accordance with their position and their function, such...
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