Matches 1 - 27 out of 27


Match Document Document Title
US20110067469 T-FITTING MANUFACTURING METHOD AND TOOL  
A punch for forming opposite ends of a copper tube into a T includes a tapered or shovel-nose such that the spacing between the ends of the opposed punches is reduced, thereby reducing the excess...
US20130098129 PROCESS FOR PRE-FORMING CYLINDRICAL TUBES INTO TUBULAR MEMBERS HAVING SHARP CORNERS  
A method of forming a tubular member with portions having finished corners formed in a hydroforming operation by initially forming a pre-form that includes sharp corners. The pre-form includes...
US20140130566 Recirculating Steam Generator U-Bend Hydraulic Tube Expansion  
A hydraulic expander for use in a tube containing a U-bend region is disclosed and claimed. The tool includes a sheath for transmitting hydraulic fluid therethrough to an inflatable bladder. The...
US20090026806 Structural Element for a Motor Vehicle, Corresponding Motor Vehicle, and Method for Producing One Such Structural Element  
A structural element includes: at least one hollow metallic body (4) with a closed cross-section, an external surface (24), and at least one adhesion lug (22) formed on the external surface (24);...
US20080121007 Hydroforming Unit  
A hydroforming unit comprises a mould (19,20) that can be opened and sealing arrangements (30-33; 35-39) for sealing the ends of a tube-formed blank (16) placed in the mould, each one of the...
US20060230801 Tube bend  
A tube bend has at least one bend zone and two outlet zones adjoining the latter on both sides. The tube bend has a different cross-sectional shape from the outlet zones with an identical flow...
US20120047979 HYDROFORMING DIE ASSEMBLY AND METHOD FOR DEFORMING A TUBE  
A hydroforming die assembly for deforming a tube and a method for deforming the tube are provided.
US20090255308 Hydroforming Die Adjustable for Springback Correction  
The invention provides a hydroforming apparatus for forming a length of tube. A hydroforming press includes an upper platen and a lower plate. A first die set is provided for forming a first...
US20090126436 TUBULAR EXPANSION DEVICE AND METHOD OF FABRICATION  
The invention comprises a device for expanding tubular members to a controlled diameter and its method of fabrication. The device includes an expandable bladder held in a convoluted form. After...
US20100077818 Ball autofrettage  
The invention relates to a method of increasing the dynamic pressure resistance of a metal component with a tubular inner space, in which a hard metal ball is forced under high pressure through...
US20140223983 Multi-Stage Tube Hydroforming Process  
A method for hydroforming a tubular blank comprising the steps of at least partially closing the die portions of a die about a tubular blank, introducing a hydraulic fluid into the tubular blank...
US20090255492 CONCENTRIC CAMSHAFT WITH VARYING WALL GEOMETRY AND METHOD OF ASSEMBLY  
A camshaft may include a first shaft, a first lobe member, and a second lobe member. The first shaft may include an annular wall defining a first bore. The wall may include a first portion having...
US20140076016 PIPE MANUFACTURING METHOD AND HYDROFORMING MOLD THEREOF  
A hydroforming mold includes a lower die holder, a lower die, a pair of upper dies, a back pressure die, an upper die holder, and a pair of axial feed push rod assemblies. The lower die is...
US20070271980 Method for the Production of a Peripherally Closed Hollow Profile Section  
A method is provided for producing peripherally closed hollow profile section using fluidic internal high pressure. A hollow profile section blank is inserted into a cavity of an internal high...
US20060201217 Method and apparatus for continuously manufacturing fastener stringer  
A fastener stringer continuous manufacturing apparatus which eliminates a necessity of increasing a size of a manufacturing apparatus and is capable of chamfering attaching legs of an engaging...
US20110167886 Methods of pressure forming metal containers and the like from preforms having wall thickness gradient  
A method of forming a bottle-shaped or other contoured metal container by providing a hollow metal preform having a closed end and a wall thickness that decreases progressively in a direction away...
US20100000280 EXPANDABLE MEMBER WITH WAVE INHIBITOR AND METHODS OF USING THE SAME  
A member has a wave inhibitor adapted to control the effects of a wave of longitudinally displaced material positioned ahead of an expansion mandrel used to expand the member. The wave inhibitor...
US20100037670 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...
US20090178455 Method And Device For Producing Hollow Profiled Elements  
The invention relates to a device for shaping a blank into a hollow profiled element comprising at least one base plate, onto which the blank that is to be shaped can be placed, at least one die...
US20100319428 METHOD FOR HYDROFORMING HOLLOW PROFILE METAL WORKPIECES  
A method for hydroforming hollow metal workpieces includes submerging the same in a reservoir of hydraulic fluid. A press is provided having a hydroforming station located within the reservoir and...
US20150026977 METHOD FOR MANUFACTURING AN ASSEMBLED CAMSHAFT  
A method for manufacturing an assembled camshaft for valve-controlled internal combustion engines, in which at least one cam disc with a base circle region and cam region is machined on the...
US20150101380 HYDROFORMED BOTTOM EXPANSION PROCESS AND APPARATUS  
An apparatus, and associated process, expands a wall of an associated metal container. The apparatus includes a holder for retaining at least a portion of the metal container. A first tool has a...
US20130213105 METHOD AND APPARATUS FOR PRESSURE EXPANSION OF TUBING IN COIL ASSEMBLAGE  
A tube pressure expansion device for expanding in unison tubes on a workpiece coil having plural fins. A coil holder holds the workpiece coil. A pressure expansion manifold has plural cavities...
US20080236230 Hydroforming Method and Apparatus  
A hydroforming method and apparatus.
US20170173655 PROCESS FOR FORMING HOLLOW MEMBER WITH COMPLICATED CROSS-SECTION  
A process for forming a hollow member with A complicated cross-section wherein a section of a tube blank first undergoes a bending deformation due to its internal pressure and bend moment...
US20160279693 MOLDING APPARATUS  
A molding apparatus that molds a metal pipe with a flange is disclosed. The molding apparatus comprises a first mold and a second mold that are paired with each other, a slide that moves at least...
US20160023261 Tool for Preforming a Tube for Subsequent Internal High Pressure Forming, as Well as a Method for Producing Such a Tool and For Producing a Component By Internal High Pressure Forming  
A tool is provided for preforming a metallic starter tube section for subsequent internal high pressure forming in order to produce a tubular IHF-component. The tool includes a plurality of tool...

Matches 1 - 27 out of 27