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7997471 |
Method for production of spacers for a nuclear reactor
A method for production of spacers to hold at least a number of elongated fuel rods (5) in a fuel unit (20) for placement in a re-actor (1) is described. The method comprises the steps of providing...
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7942308 |
Composite metal extrusions and a process for producing composite metal extrusions
There is provided a method for producing a multi-colored or multi-alloy extruded shape, such as metal tubing for use in forming rings. At least two contrastingly colored metal components or metal...
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7918380 |
Method and apparatus for manufacturing welded tapered tubes
A tapered tube manufacturing apparatus and method of operation comprises an entry station adapted to receive a tapered tube having an open, longitudinal seam with spaced longitudinal edges...
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7770778 |
Hemming working method and panel assembly manufacturing method
A hemming working is performed by a positioning step of positioning a first panel formed with a projected portion for welding on a second panel formed with a flange portion; a first bending step of...
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7748595 |
Apparatus and method for hot bonding metal plates
The present invention relates to an apparatus and a method for hot bonding metal plates having advantages that removing an oxidation film of the metal plates and bonding the metal plates are...
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7735714 |
Composite metal tube and ring and a process for producing a composite metal tube and ring
There is provided multicolored metal rings and multicolored metal tubing and a method for producing metal rings and metal tubing for use in forming multicolored rings. At least two contrastingly...
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7645313 |
Wound filter element
A filter element (1) wound from a plurality of filter layers in which the circumferential contour (5, 5′) of a cross-sectional area (4) of the filter element (1) has at least one circumferential c...
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7287684 |
Filter cartridge assembly and method of manufacture
An apparatus for filtering well fluids and method of manufacture is disclosed. The apparatus comprises an inner support, a filter spirally wrapped around the inner support, and an outer support...
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7004374 |
Process of making a shaped product
A process of making a shaped product consisting of aluminium or an aluminium alloy comprising the steps of producing an intermediate object by extrusion or rolling and having at least one flat...
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6977355 |
Tailored blank
The present invention provides a tailored blank having a pair of sheet metal constituent parts each having a pair of oppositely directed major surfaces. The first constituent part has an aperture...
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6976617 |
Uninterrupted continuous rolling of bar and rod products
Discrete billets are rolled through a plurality of roll stands arranged along a rolling mill pass line to produce successive product lengths having reduced cross sections and front and tail ends....
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6880220 |
Method of manufacturing cold worked, high strength seamless CRA PIPE
A process produces a welded seamless PIPE having good yield strength and excellent corrosion and/or erosion resistance. Up to a maximum outside diameter corrosion and/or erosion resistant CRA PIPE...
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6750420 |
Method for welding tubes and device for carrying out said method
A tube welding machine (1) is of modular construction, the individual modules (2, 3, 4, 5) being arranged on a common support rail (6).
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6648209 |
Process for producing welded steel pipes with a high degree of strength, ductility and deformability
In a process for producing welded steel pipes, a pipe is molded cold from a TM-rolled sheet, welded together and sized to the desired diameter, whereby the sheet includes steel with (in wt. %) 0.02...
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6612481 |
Wellscreen
An apparatus and method of manufacturing a wellscreen for subterranean use in oil, gas, and water wells, incorporating numerous automated processes, whereby layers of mesh are continuously sintered...
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6536652 |
Structure for working unit for bucket excavators and method for manufacturing the same
An arm body of a working machine has a hollow and triangular cross-section. A bucket-connection bracket is jointed to one longitudinal end of an arm body, and an arm cylinder bracket is jointed to...
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6518533 |
High strength steel tubing
High strength steel tube is made from a full hard, cold rolled steel sheet having a chemistry compliant to S.A.E. J 403 grade 1026. The high strength of the tube is a result of specified...
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6513699 |
Process for the production of metal pipes
A process for the production of metal pipes is described in which a thin-walled metal band inclined toward cold spots is gradually formed into a slotted pipe, the longitudinal edges lying flush...
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6509541 |
Method for molding an assembly panel
The present invention provides a method for molding an assembly panel by manufacturing a blank for a main panel and a blank for a reinforcing panel; temporarily welding the blank for the...
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6494360 |
Method and device for producing straight bead welded pipes from flat sheet metal blanks
An apparatus to produce straight bead welded tubes from flat sheet metal blanks with two parallel longitudinal edges includes two form tool halves. The two form tool halves have outer cylindrical...
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6428905 |
Double sheet metal consisting of two covering metal sheets and an intermediate layer
The invention relates to a double-layered sheet comprising two cover sheets (1, 2) with a space between them, and a fill material (3) which fills the space between said cover sheets. Said fill...
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6405919 |
Process for the continuous production of longitudinally seam-welded and corrugated metal tubes
In a process for the continuous production of longitudinally seam-welded and corrugated metal tubes (46), a metal band drawn off from a supply reel is formed into an open-seam tube, welded at its...
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6402009 |
Apparatus and method for shaping lead frame for semiconductor device and lead frame for semiconductor device
In apparatus and method for shaping a lead frame for a semiconductor device, there are provided a lower die having a concave shape for forming a step portion on the lower surface of the lead frame...
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6386424 |
Apparatus for making roof flashing units and method of making the units
Ultrasonic welding apparatus is used for making roof flashing units. The roof flashing unites typically include a generally flat aluminum plate and a cylindrical aluminum element joined to the...
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6099256 |
Three dimensional figure eight propeller/impeller blade apparatus
A propeller/impeller blade adapted to propel a vehicle or other device, create a vacuum, or move a medium, comprising a generally flat strip-like member having first and second opposite ends joined...
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6079612 |
Big scale (500cc) golf club head fabrication method
A big scale (500 cc) golf club head fabrication method includes the step of preparing molds for making a top cover panel, a bottom cover panel and a face panel, the step of preparing metal alloy...
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6063507 |
Double-layered sheet metal; process for its production and use of such double-layered sheet metal
The invention relates to a double-layered sheet metal with a first layer (5) of sheet metal comprising indented knobs (4I -4IV ; 4V -4VII ; 4VIII -4XIII), with several of these knobs forming the...
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5979742 |
Friction agitation joining method for joining metallic joining members
In a friction agitation joining method for joining metallic joining members, a joining device having a column-shaped rotor of a larger diameter and a pin-shaped probe of a smaller diameter...
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5957369 |
Method for connecting two workpieces together
In a method for connecting two workpieces together by welding, the workpieces are placed on clamping tables by a feed unit (F) and are joined together by a welded seam. First, the workpieces are...
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5890875 |
Blade apparatus
A three dimensional figure eight propeller/impeller blade apparatus is provided which may be used to propel a vehicle, power a shaft, create a vacuum, or move a medium. The blade apparatus is made...
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5786295 |
Method for producing metallic catalyst carrier
This invention relates to a method for producing a metallic catalyst carrier used for a catalytic convertor for an automobile, for example, and calcines a metallic catalyst carrier element obtained...
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5687900 |
Structural panel having a predetermined shape and an associated method for superplastically forming and diffusion bonding the structural panel
A method of fabricating a structural panel having a predetermined shape features forming an inflatable envelope assembly from at least a pair of superplastically formed and diffusion bonded...
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5662264 |
Method for welding aluminum plates
A method for manufacturing a large basically spherical vessel from plane aluminum plates having a thickness in the range from about 20 mm to about 70 mm, comprises (a) forming at least first and...
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5650087 |
Metal mould for making a frozen confectionary product and a method for making the mould
A metal mould for making a frozen confectionery product is made of a titanium-containing materials, the mould being produced by cold-working a sheet-formed blank, either by deep-drawing or by...
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5628447 |
Method of manufacturing internally grooved tubes for heat exchangers
In a method for producing internally grooved tubes for heat exchangers, a smooth metal tape is drawn from a circular supply, a rolling mill provides it with a number of grooves that are parallel to...
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5609289 |
Method of making square jewelry beads
An article of gold jewelry of hollow construction is lightweight and constructed and arranged for being secured to and slidably movable with respect to a chain or the like. The article has two...
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5547123 |
Method of securing an apparatus part
The invention relates to a method of securing an apparatus part in a hole (5) in a metal base plate (1), adjoining peripheral areas (5a, 7a) of the hole (5) and of the part (7) being fused to one...
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5476210 |
Structure for joining plate elements and method for joining the same
In order to join a first plate element such as a rear quarter panel of an automobile and a second plate element such as a roof panel together, an edge portion of the first plate element is provided...
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5445310 |
Method for sheet metal and thermoplastic adhesive bonded assemblies and brazed bonded assemblies in 360° shapes
A method for Sheet Meta) and Thermoplastic Adhesive Bonded Assemblies and Brazed Bonded Assemblies in 360° Shapes.Abstract: A method for preparing and bonding Sheet Metal Adhesive Bond Shapes and ...
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5413271 |
Forming of metal articles
A method of superplastically forming a metal article and an article formed by such a method are provided. The method includes the steps of placing sheet material including at least one sheet of...
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5397229 |
Electroformed tooling with heat transfer fins and method for making same
A mold assembly for molding thermoplastic material into a solid thin shell includes a metal mold with an outer surface exposed to a heat source and an inner surface on which thermoplastic material...
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5322206 |
Golf club head and a process for producing the same
A method for producing a golf club head made of joined component pieces in which a mold black is split into separate first molds. Each of the first molds have a cavity patterned after one of the...
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5309636 |
Method for making film cooled sheet metal panel
A method for fabricating a brazed sheet metal panel for use in an engine nozzle structure is described which comprises steps of providing a first sheet metal member having a plurality of spaced...
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5277357 |
Process for making a metal wall of a package used for accommodating electronic elements
A process for making a metal wall enclosure of a package for housing an electronic element. An elongated strip, to be formed as the metal sidewall of the enclosure, and a bottom plate, for closing...
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5257715 |
Method of making brake bands
The metallic portion of a multiple wrap brake band for use in automatic transmissions of motor vehicles is obtained by deforming a circular metallic blank at right angles to its plane into a...
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5257717 |
Method of manufacturing a cooking utensil
A method of manufacturing a cooking utensil comprising a round container for the food. The container comprises a container, a plate made of heat-conducting material and a cap enclosing the plate,...
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5222653 |
Manufacture of aircraft track-cans and the like
In conventional track-can manufacture they are formed from symmetrical halves made (for example, by drop hammering) split along the longitudinal axis of the finished component. The conventional...
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5213374 |
Coupling ring and method of making same
A coupling ring for circular ducts is formed of a single piece of sheet metal and has oppositely extending flanges connected together by an annular channel-shaped rib which cooperatively with the...
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5195226 |
Semi automatic pistol
The invention pertains to a method of manufacturing a semiautomatic pistol, wherein the pistol frame is made by cutting, stamping, folding and welding a metal sheet, and then the working parts of...
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5169055 |
Process of manufacturing hollow upper control arm for vehicle suspension system
An upper control arm for a vehicle suspension system having a modulus section of hollow construction for reduced weight. The modulus section of the control arm is of a stamped and welded...
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