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| Number | Title | Issue Date |
| 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 rod inside the raw material tube in the axial direction of the raw mate... | 01/10/2012 |
| 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 and form a pressure tight joint between the tubes. The overlapped regio... | 09/20/2011 |
| 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 tubular member and hydraulically or otherwise expanded against walls... | 04/19/2011 |
| 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 external diameter; a sidewall of substantially uniform thickness including... | 10/19/2010 |
| 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 die cavity located at each end. The method includes inserting the coni... | 09/21/2010 |
| 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 element located on an outer surface of the nozzle body having a form... | 04/27/2010 |
| 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 conduit may be positioned inside the first conduit. Each end portion... | 04/13/2010 |
| 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 collar in the part by forced insertion of the nut into the part and where... | 03/30/2010 |
| 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 stream. A device for producing a structured piece of sheet metal is also... | 01/05/2010 |
| 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 circumference of the thread. Threading two tubular members that have the slot d... | 09/22/2009 |
| 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 particles and foaming agents. The sheet metal structure is formed using ... | 04/14/2009 |
| 7464449 | Method of forming a high-strength sealed connection for expandable tubulars A radially expandable sealed tubular joint for use in oil and gas wells having a pair of radially expandable tubular elements each having threading at a free end thereof and coupled to one another to form a flush joint connection, the threading including hooked inco... | 12/16/2008 |
| 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 blank between the die segments. The die segments are of a first material ... | 10/14/2008 |
| 7431196 | Method and apparatus for forming complex contour structural assemblies A method and associated preform for forming a structural assembly that defines a complex contour are provided. The preform and, hence, the structural assembly includes first and second skin members and a cellular core member between the first and second skin members... | 10/07/2008 |
| 7409758 | Vibration damper systems for drilling with casing Apparatus and methods are provided for reducing drilling vibration during drilling with casing. In one embodiment, an apparatus for reducing vibration of a rotating casing includes a tubular body disposed concentrically around the casing, wherein tubular body is mov... | 08/12/2008 |
| 7406849 | 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 first and second outer members to form reinforcement ribs that divide a h... | 08/05/2008 |
| 7392679 | Hydroform tube sealing assembly A hydroform seal assembly includes a seal housing and an annular nozzle carried by the seal housing and sized to insert into a tube end. A first actuator moves the seal housing to insert the nozzle. A plurality of jaws are carried by the seal housing and are movable... | 07/01/2008 |
| 7386938 | Method of joining hydroformed tubular members A hydroformed dovetail joint and method of joining tubular members includes a first hydroformed tubular member having a depression therein and a second hydroformed tubular member having an end. The end of the second hydroformed tubular member is disposed over the de... | 06/17/2008 |
| 7380429 | Tubular local expansion apparatus and method of locally expanding tubular member for vehicles An apparatus and method for locally expanding tubular member includes a pre-form die having a cavity with an expansion chamber therein to receive a portion of a tubular blank between ends thereof. The apparatus also includes a bladder apparatus for insertion in the ... | 06/03/2008 |
| 7377041 | Torsion beam type suspension, method for forming torsion beam, and apparatus for forming torsion beam A torsion beam type suspension and a forming method of a torsion beam are disclosed. In the torsion beam type suspension comprising a pair of left and right trailing arms connected to each other through a torsion beam, front ends of the trailing arms being used to m... | 05/27/2008 |
| 7370504 | Method of making variable thickness tubular member for vehicles A method of making a variable thickness tubular member for a vehicle includes the steps of providing a tubular member and positioning a mandrel inside of the tubular member. The method also includes the steps of hydroforming the tubular member into a variable thickn... | 05/13/2008 |
| 7363690 | Method and apparatus for forming a mono-diameter wellbore casing A mono-diameter wellbore casing. The mono-diameter wellbore casing is formed by plastically deforming and radially expanding a first tubular member within a wellbore. A second tubular member is then plastically deformed and radially expanded in overlapping relation ... | 04/29/2008 |
| 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 article and a cavity die having a cavity surface defining a preform config... | 04/29/2008 |
| 7363691 | Method and apparatus for forming a mono-diameter wellbore casing A mono-diameter wellbore casing. The mono-diameter wellbore casing is formed by plastically deforming and radially expanding a first tubular member within a wellbore. A second tubular member is then plastically deformed and radially expanded in overlapping relation ... | 04/29/2008 |
| 7357414 | Closure for a gas supply system A seal for a gas supply system of metal, in particular for sealing an airbag conduit, wherein, during operation, the gas supply system has a gas-conducting cross-section and a wall of metal, wherein in the area which seals the cross-section of the gas supply system,... | 04/15/2008 |
| 7358435 | Electric power transport system comprising a cold dielectric superconducting cable Electric power transport system having a cold dielectric superconducting cable, a cryostat and a cryogenic fluid. The cryostat has modules including an inner tube, an outer tube, a couple of gaskets, and a duct connected to the coupling surface between the gaskets o... | 04/15/2008 |
| 7356912 | Method for ventilating a seat The present invention is directed towards a method of forming a ventilated seat. More specifically, in one aspect, the present invention is directed towards providing an insert in fluid communications with an air mover and a seating surface, wherein the system optio... | 04/15/2008 |
| 7331095 | Method of hydroforming a workpiece 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 that they are linked to one another. The mounting device comprises an up... | 02/19/2008 |
| 7329828 | Method for inert gas welding or inert gas soldering of workpieces comprising identical or different metals or metal alloys by means of an additional Zn/Al metal The invention relates to a method for inert gas welding or inert gas soldering of workpieces (A) made of steel, aluminum, magnesium, copper, or the alloys thereof with workpieces (B) made of steel, aluminum, magnesium, copper, or the alloys thereof by using an addit... | 02/12/2008 |
| 7325307 | Installation for shaping a hollow blade A hollow blade is shaped by superplastic inflation of a blank made up of welded-together sheets. A die comprising two hollow shapes clamping the outline of the blank is placed inside an autoclave-forming enclosure in order to subject the blank to superplastic inflat... | 02/05/2008 |
| 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 press plate forms a pressure cell and is adapted to exert a forming press... | 01/22/2008 |
| 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 including a forming surface and a plenum. A plurality of passageways exte... | 01/15/2008 |
| 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 2a filled with fluid, a holder 3 being able to hold a periphery part between the die 2 and itself, a punch 4 being movab... | 01/01/2008 |
| 7310878 | Automotive lower body component method of manufacture A method for manufacturing a lower body component for a vehicle is provided including forming a one-piece floor pan at least partially defining a vehicle passenger compartment and substantially extending longitudinally at least the entire length thereof, and forming... | 12/25/2007 |
| 7308755 | Apparatus for forming a mono-diameter wellbore casing A mono-diameter wellbore casing. The mono-diameter wellbore casing is formed by plastically deforming and radially expanding a first tubular member within a wellbore. A second tubular member is then plastically deformed and radially expanded in overlapping relation ... | 12/18/2007 |
| 7305860 | Method for tube forming A method is provided for forming a tube between a pair of dies. The tube is captured between a pair of dies having die surfaces constructed of an electrically non-conducting material defining a die cavity therein. The ends of the tube are sealed and electrical curre... | 12/11/2007 |
| 7303033 | Vehicle frame assembly and method for same A method for assembling vehicular structural frames employing elongated members and connectors interconnecting the elongated members increases flexibility in assembling chassis frames and body frames. The method includes assembling a first vehicle structural frame a... | 12/04/2007 |
| 7302843 | Mass air flow housing for mass air flow sensor A housing structure for improving air flow to the intake manifold of an internal combustion engine is claimed. The present invention is a replacement part for a factory-installed mass air flow sensor housing and is designed to allow for larger air flow through the h... | 12/04/2007 |
| 7296449 | Dry hydraulic can shaping A method for shaping an aerosol container (10) to a desired body contour. A container body (12) is formed into a cylindrical shape and installed into a mold (30) whose inner surface defines the desired body contour. A bladder (74) is fitt... | 11/20/2007 |
| 7293442 | Method for hydroforming a ring-shaped tubular structure A method is provided for hydroforming a ring-shaped tubular structure such as a door opening for a vehicle body. The method includes providing a ring-shaped tubular blank having a hollow sealed interior, capturing the ring shaped tubular blank in a hydroforming die ... | 11/13/2007 |
