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7383975 |
Fracture resistant friction stir welding tools
A fracture resistant friction stir welding tool includes a pin for plunging into one or more workpiece(s) to be welded and a shoulder for preventing plasticized material from flowing out of the...
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7370787 |
Compressor rotor and method for making
A method an apparatus for a gas turbine compressor rotor is provided which offers improved characteristics to the rotor when used with at least titanium IMI 834. Mechanical work is optimized...
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7370784 |
Friction stir welding apparatus and robot employing the apparatus
A friction stir welding apparatus capable of stably applying a pressure force without enlarging the apparatus, and a robot having thereof are provided. A rotating tool ( 22 ) is provided with a...
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7367487 |
Method for friction stir welding, jig therefor, member with friction stir-welded portion, and tool for friction stir welding
A recess portion with a substantially circular cross-section is provided in the upper end surface of a supporting jig. When a probe of a device for friction stir welding is buried in the upper end...
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7360677 |
Spot joining method of metal members and spot joining apparatus of metal members
In a spot joining method and apparatus, pressing force of a rotating tool is maintained at a first pressing force, the frictional heat due to the rotation of the rotating tool is generated on a...
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7360676 |
Welded aluminum alloy structure
A method of welding age-hardenable aluminum alloys to improve strength properties in the heat affected zone and the weld zone, the method comprising the steps of providing precipitation hardenable...
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7357292 |
Friction stir welding tool
A friction stir welding tool is described and which includes a shank portion; a shoulder portion which is releasably engageable with the shank portion; and a pin which is releasably engageable with...
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7354657 |
Integral channels in metal components and fabrication thereof
An internal channel in a metal body for use in applications where internal fluid flow within a metal body is desired, as in a heat exchanger. The internal channel is formed in the metal body by...
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7353978 |
Method of making tailored blanks using linear friction welding
A method of making tailored blanks in accordance with one embodiment comprises the steps of friction welding a first joining surface of a first structural member having a substantially...
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7353977 |
Frictional joining method and frictional joining structure
An aluminum plate and a steel plate are lapped. A rotating tool is placed on the aluminum plate, and then a pressing force and a rotational force around a pressing axis of the rotating tool are...
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7347351 |
Apparatus and system for unitized friction stir welded structures and associated method
An assembly for positioning a structural assembly for friction stir welding, and a system and method for friction stir welding the structural assembly are provided. The assembly includes an...
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7337940 |
Apparatus and method for friction stir welding of high strength materials, and articles made therefrom
An apparatus for friction stir welding, a weld tool for friction stir welding, and a method for making a weld tool for friction stir welding are presented. The weld tool comprises doped tungsten. A...
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7322509 |
Friction stir spot joining device
There is provided a friction stir spot joining device to eliminate the generation of tipping torque caused by a pressing force by allowing the axis of a ball screw for generating the pressing force...
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7322508 |
Tool, apparatus, and method for welding workpieces
A joining portion of an opposed surface of workpieces is heated by generating an induced current due to a change of a magnetic field as well as by applying a frictional heat to the joining portion,...
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7287683 |
Method of joining two members by friction stir welding
This invention provides a configuration of a joint that allows a satisfactory welded joint to be formed with reduced deformation of the joint region when two-face structures (panels) are...
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7281647 |
Friction stir weld repair
A method of repairing a discrepancy in a casting, weldment or other workpiece comprised of a material characterized by thermoplastic properties includes excising the discrepancy by cutting,...
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7275677 |
Synchronized tubular friction welding arrangement
Method and apparatus for friction welding termination elements at first and second ends ( 21, 23 ) of a cylindrical shaft ( 15 ) in alaignment with an axis. A shaft receiver ( 17 ) receives the...
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7275675 |
Friction stir weld tools
A friction stir weld tool sleeve is supported by an underlying support pin. The pin material is preferably selected for toughness and fracture characteristics. The pin sleeve preferably has a...
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7270257 |
Out-of-position friction stir welding of high melting temperature alloys
A system and method for performing friction stir welding of non-planar materials having high melting temperatures, wherein a process is provided for performing longitudinal and radial welds on...
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7267258 |
Method for metallically connecting rods by oscillating friction welding
The process for metallically connecting the faces of rods. Axially normal dressing at least two rod free ends, then placing the cross sectional surfaces of the rod free ends one against another...
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7255258 |
System and associated friction stir welding (FSW) assembly, controller and method for performing a friction stir welding operation
A system and associated friction stir welding (FSW) assembly, controller and method for performing a friction stir welding operation are provided. The friction stir welding system includes a FSW...
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7243471 |
Friction stir welding method, and hollow shape member for friction stir welding
Face plates 11 and 12 of a hollow shape member 10 are abutted against face plates 21 and 22 of a hollow shape member 20 . Grooves 18 formed to said face plates 11 and 12 at the...
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7240821 |
Method for joining at least two adjoining work-pieces by friction stir and/or friction stir spot welding
A method for weldbonding at least two work-pieces together includes applying an adhesive to a first surface of a first work-piece, and bringing the first surface of the first work-piece into...
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7235757 |
Device for tightly fastening at least two members
A device for clamping at least two components for use in friction stir welding supports the components and holds the components in place using a plurality of channels placed under vacuum for...
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7234668 |
Friction welding metal components
A method of forming a structural airframe component for an aircraft and an airframe structural component are provided. The method includes placing at least two components ( 1,2 ) in abutting...
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7234626 |
Method of friction stir welding and retractable shoulderless variable penetration friction stir welding tool for same
A method of friction stir welding and a non-consumable retractable shoulderless variable penetration friction stir welding tool. The tool includes a substantially cylindrical body portion, a head...
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7234625 |
Apparatus for connection of workpieces using the friction stir welding method
An apparatus is proposed for connection of workpieces using the friction stir welding method, with a shaft ( 33, 33 ′) which can be driven such that it rotates and at whose end remote from the...
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7225969 |
Friction stir processing for surface properties
A surface of an article is heated and subjected to pressure by operation of a friction stir tool. The pressure of the face of the tool on the article surface, and the speed of rotation of the tool...
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7225968 |
Crack repair using friction stir welding on materials including metal matrix composites, ferrous alloys, non-ferrous alloys, and superalloys
A system and method of using friction stir welding and friction stir processing to perform crack repair or preventative maintenance of various materials and structures, wherein the structures...
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7225966 |
Welded joints with polymer sealant
An assembly, such as an aircraft component, is formed with a weld joint by, for example, using friction stir welding, FSW, to form a lap joint between a stiffer and the interior surface of the skin...
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7222774 |
Electronic component mounting apparatus and electronic component mounting method
In an electronic component mounting method in which electronic components are sucked/held by plural respective nozzles provided on a mounting head so as to be mounted on electronic component...
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7219933 |
Hollow product, fluid processing system and joining method of hollow members
A connecting portion ( 10 c) of a container ( 10 ) of a catalyst converter is formed with a joining portion ( 15 ) to be joined to a joining portion ( 16 ) of a flange member ( 11 ) by spinning...
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7219826 |
Method for producing metal/ceramic bonding substrate
There is provided a method for producing a reliable metal/ceramic bonding substrate at low costs by forming a desired fillet on the peripheral portion of a metal circuit by a small number of steps....
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7216793 |
Friction stir welding travel axis load control method and apparatus
A friction stir welding (FSW) travel axis load control method and apparatus for controlling a travel axis load applied to a FSW setup during the joining of workpieces by FSW. The method and...
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7210611 |
Formed structural assembly and associated preform and method
A superplastically formed structural assembly is provided, as is an associated preform and method for forming such an assembly. The assembly includes a skin member and a support member that are...
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7210610 |
Apparatus and method for performing non-linear friction stir welds on either planar or non-planar surfaces
A method and device enabling friction stir welding along non-linear joint lines or seams on either planar or non-planar surfaces are provided. The device features four roller clamps located on...
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7201811 |
Large diameter domes and methods of manufacturing same
The present invention relates to methods of making large spin blanks out of pieces of aluminum sheet or plate joined by friction stir welding to provide plate blank sizes greater than 156 inch (396...
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7198189 |
Multi-shouldered fixed bobbin tools for simultaneous friction stir welding of multiple parallel walls between parts
A tool for making simultaneously a plurality of parallel friction stir welds includes at least one shank for holding in a chuck or collet of a friction stir welding machine, a plurality of friction...
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7178303 |
Friction stir welding hollow frame member
This invention provides a configuration of a joint that allows a satisfactory welded joint to be formed with reduced deformation of the joint region when two-face structures (panels) are...
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7165710 |
Method and apparatus for fastening steel framing with a spin weld pin
A spin weld pin according the principles of the present invention can be rotated at a high speed relative to two or more framing members by a torque transmitting device. An axial force is applied...
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7163138 |
Friction stirred introduction of particles into a metallic substrate for surface durability treatment
An axially elongated cylindrical tool has a protrusion at a lower end thereof which is inserted into a metallic work piece substrate under pressure during rotation of the tool and displacement...
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7156277 |
Friction stir welding method and apparatus
A friction stir welding (FSW) method and apparatus are provided by which power needed for FSW is reduced and a compact FSW tool can be used. In the FSW method, metal members are lapped one on...
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7156275 |
Welding head, welding system, method and computer program for friction stir welding
Welding head 1 for friction stir welding, adapted for connection and driving of a tool 2 intended for simultaneous friction stir welding from two opposite surfaces on an object for welding,...
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7152776 |
Friction stir welding using a superabrasive tool
A probe for friction stir welding MMCs, ferrous alloys, non-ferrous alloys, and superalloys, as well as non-ferrous alloys, the probe including a shank, a shoulder, and a pin disposed through the...
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7152321 |
Method of producing a gas generator housing part, gas generator including such housing part and gas bag module
A gas generator housing part is produced of a thin-walled tube having a wall thickness which amounts to a maximum of 10% of a tube external diameter and a minimum tensile strength which amounts to...
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7150389 |
Method and apparatus for friction stir welding
The invention concerns a friction stir welding method according to which the workpieces ( 2, 3 ) to be welded are positioned on a worktable ( 7 ) and by means of clamping means ( 5, 6 ) clamped to...
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7149601 |
Method and apparatus for friction agitation processing
In a friction agitation processing for processing a workpiece by penetrating a rotating processing tool into the workpiece keeping rotation, upon an occurrence of an emergency in execution of...
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7137545 |
Method of friction stir welding
A body member and flange members are butted together at first and second abutment portions, and are retained by first and second backing jigs. In this arrangement, inner circumferential surfaces of...
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7131567 |
Method and device for joining of metal components, particularly light metal components
Method for joining components of metals and alloys, particularly components of light metals, including alloys of light metals and possibly hybrids/composites containing light metals. Oxide on the...
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7125227 |
Process for manufacturing or repairing a monobloc bladed disc
A monobloc bladed disc and a process for manufacturing or repairing a monobloc bladed disc, where the process includes forming, on a protruding projection belonging to a disc and extending from an...
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