Match Document Document Title
9033205 Friction stir welding with temperature control  
A method for friction stir welding is provided. The method may include determining the temperature of one or both parts being welded. The parts may then be heated to a desired temperature and then...
9016550 Friction welding  
A welding tool for friction welding a workpiece, the tool including: a probe having a core including a ceramic material, the probe having a surface coating including a metallic material covering...
9010613 Apparatus for friction stir welding  
One aspect of the disclosure relates to a friction stir welding apparatus. The friction stir welding apparatus includes a spindle housing and a pin tool concentric with an axis and rotatable...
8998067 Tubular friction welding joining method without rotation of the tubulars  
Tubulars are joined to each other without rotation of the tubulars. A coupling is placed between the aligned tubulars and is supported for rotation or oscillating about its longitudinal axis. The...
8998066 Method for holding high speed friction spot joining tools  
The invention utilizes vibration control, precision manufacturing tolerances for certain components of the system, and techniques for limiting thermal expansion of components, including passive...
8998062 Rotary tool  
There is provided a tool for friction stir welding, in which a coating layer is less likely to peel off from a base material and excellent wear resistance is achieved. The tool for friction stir...
8998065 Method and device for the friction stir welding of two components  
A method for the friction stir welding of two components, in particular of two shell components of a fuselage structure of an aircraft and spacecraft, said method comprising the following method...
8998064 Friction stir method and a pair of workpieces joined by such method  
A friction stir method comprises causing a rotating probe (1) of a friction stir tool to enter a workpiece or a joint between a pair of workpieces (89), the or each workpiece being a low...
8978961 Method for producing connecting elements by way of a pressure welding process and connecting element  
The method is used to produce connecting elements (1). The connecting elements (1) are intended for coupling functional elements for applications in the field of oil drilling technology. The...
8978957 Coated rotary tool  
There is provided a tool for friction stir welding, which is capable of promoting temperature rise of materials to be joined during joining to achieve friction stir welding in a short time, is...
8967216 Linear friction welder with helical groove  
A linear friction welding system includes a power shaft defining a power shaft axis and including a first eccentric portion and a first power transfer portion, a power transfer rod engaged with...
8967451 High-speed friction stir welding  
Contemplated systems and methods significantly improve friction stir welding of hard metals and particularly steel and stainless steel. Among other factors, the inventors found that high...
8960524 Burring apparatus for friction welding machine  
A burring apparatus for a friction welding machine comprises a clamp unit provided at the front end of a horizontal main spindle, for holding work piece W1 coaxial with the main spindle, a clamp...
8955734 Ball hole welding using the friction stir welding (FSW) process  
A roller cone drill bit includes a bit body, at least one leg extending downward from the bit body, a journal on each leg, and a roller cone mounted on each journal. A ball race is configured...
8950650 Friction stir spot welding device and friction stir spot welding method  
A tool driving section of a friction stir spot welding device is configured to cause each of a pin member and a shoulder member to advance and retract, and is controlled by a tool driving control...
8936186 Rotary tool  
There is provided a tool for friction stir welding having excellent wear resistance and chipping resistance. The tool for friction stir welding according to the present invention includes a base...
8926176 Modular thermowell and method  
A thermowell is provided for positioning on a pipeline or tank to measure the temperature. The thermowell comprises a head for receiving a probe, and the well has a closed end. An elongated hollow...
8910851 Material surface modification using friction stir welding hybrid process  
A system and method for modifying a work piece surface of high melting temperature materials such as Advanced High Strength Steels, wherein a friction stir welding tool may include cutting...
8899468 Friction stir welding tool  
Disclosed is a friction stir welding tool (10) equipped with a probe (13) and a holder (16). At the tip of the probe (13) there is a pin part (11) and at the base there are probe-side protrusions...
8899467 Ultrasonically-assisted thermal stir welding system  
A welding head assembly has a work piece disposed between its containment plates' opposing surfaces with the work piece being maintained in a plastic state thereof at least in a vicinity of the...
8893954 Friction stir fabrication  
A low-temperature friction-based coating method termed friction stir fabrication (FSF) is disclosed, in which material is deposited onto a substrate and subsequently stirred into the substrate...
8893951 Apparatus for friction stir welding  
An apparatus for friction stir welding includes a rotatably drivable pin having a drive end and a free end; a cylindrical engaging portion provided between the drive end and the free end and...
8881964 Friction stir welding and processing of oxide dispersion strengthened (ODS) alloys  
A method of welding including forming a filler material of a first oxide dispersoid metal, the first oxide dispersoid material having first strengthening particles that compensate for decreases in...
8875980 Friction stir welding apparatus  
In a friction stir welding apparatus, workpiece fixing surface plates (3a, 3b) are installed on a framework (1). In addition, a welding apparatus main body (8) including a bobbin tool (5) having a...
8875976 System for continuous feeding of filler material for friction stir welding, processing and fabrication  
The present invention relates to tools and methods for disposing, coating, repairing, or otherwise modifying the surface of a metal substrate using frictional heating and compressive/shear loading...
8857695 Tool and method for friction stir processing using the friction stir processing tool  
A friction stir processing tool is formed from a Ni-based dual multi-phase intermetallic compound alloy containing rhenium(Re). The Ni-based dual multi-phase intermetallic compound alloy is...
8857696 Method and tool for friction stir welding  
The tool for friction stir welding is a tool adapted to operatively engage a tube and a tubesheet to form a sealed joint. The tool has two components. The first component is a shoulder having...
8844796 Superplastically formed ultrasonically welded metallic structure  
Disclosed herein is a method of making a structure by ultrasonic welding and superplastic forming. The method comprises assembling a plurality of workpieces comprising a first workpiece including...
8840006 Friction-stir joining method  
Disclosed is a friction-stir joining method for joining a first member, having a base metal covered with a substance different from the base metal, with a second member with the second member...
8833633 Rotary tool  
There is provided a tool for friction stir welding having excellent wear resistance and chipping resistance. The tool for friction stir welding according to the present invention is a tool for...
8827139 Friction stir welding using a sacrificial anvil  
Devices and methods for friction stir welding using an anvil with a sacrificial material are disclosed. The method involves the steps of providing an anvil with a sacrificial material on the...
8814027 Rotation tool for joining inner corner and joining inner corner method using the same  
The present invention provides an economic rotation tool for joining a pair of metal members which form an inner corner by abutting the pair of metal members (1) each other, and a joining inner...
8814026 Friction stir welding apparatus  
A friction stir welding includes a main body for holding a tool and a hot air and cool air separating unit. The separating unit is disposed at the main body and separates a supplied gas into hot...
8800844 Reinforcement of friction plug welds  
A hole in a metal workpiece is filled by friction plug welding. The weld between the workpiece and the plug is reinforced by a weld land in the workpiece that surrounds one end of the plug. The...
8800847 Dynamic path correction of friction stir welding  
A method for controlling friction stir welding is provided. The method may include initiating friction stir welding and determining the position of a friction stir welding tool and at least one...
8777089 Process control method  
A method is disclosed for controlling a process in which a component 4 is moved relative to another component 6 such that at least one of the components 4, 6 experiences a reduction in magnitude...
8763248 Method for manufacturing aircraft engine cases with bosses  
A method of manufacturing turbine engine casings having at least one boss includes, in one exemplary embodiment, forming an engine casing having an outer wall, machining a tapered opening through...
8763881 Methods of hardbanding joints of pipe using friction stir welding  
A method for applying a wear reducing material to a tool used in a wellbore operation that includes welding a hardfacing alloy to a surface of the tool, wherein the welding comprises friction...
8757470 Friction stir welding apparatus and method  
A friction stir welding method in which a welding tool rotating around an axis is pressed against a welding target portion of workpieces supported by a backing member so that frictional heat is...
8757468 Counter-rotating spindle for friction stir welding  
A counter-rotating spindle includes a shoulder tool, a pin tool inserted in the shoulder tool, a first motor that is connected with the pin tool and rotates the pin tool, and a second motor that...
8714431 Friction stir welding tool  
A friction welding tool having a pin and a clamping device with a counter bearing, a holddown element and a spring element. The pin has a coupling section for releasable, rotationally fixed...
8708214 Servo-controlled rotating clamping device for use with a friction stir spot welding apparatus  
A pressure-applying device for use with a welding apparatus includes an annular collar, a housing component, a pressure foot, and a motor. The housing component is coupled with the annular collar...
8701964 Coated rotary tool  
There is provided a tool for friction stir welding, which is capable of promoting temperature rise of materials to be joined during joining to achieve friction stir welding in a short time, is...
8701968 Friction stir welder and method for friction stir welding  
The present invention provides a friction stir welder that includes a stage on which at least two material pieces to be welded are mounted and stacked, a pressing member that covers and presses...
8678267 System and method for integrally forming a stiffener with a fiber metal laminate  
A unitized assembly comprises a fiber metal laminate having at least one additive layer deposited thereonto such as by friction stir welding. The fiber metal laminate comprises metallic and...
8672212 Joining method and friction stir welding method  
A method of welding that realizes enhancements of airtightness and watertightness at weld area and a method of welding and method of friction stir welding that attain an enhancement of welding...
8662372 Apparatus for friction stir welding using spindle-in-spindle  
A spindle head for performing friction stir welding includes concentric spindle shafts driven by stacked, coaxial motors contained within a spindle housing. The coaxial arrangement of the motors...
8657179 Weld nugget temperature control in thermal stir welding  
A control system for a thermal stir welding system is provided. The control system includes a sensor and a controller. The sensor is coupled to the welding system's containment plate assembly and...
8636194 Friction stir fabrication  
A low-temperature friction-based coating method termed friction stir fabrication (FSF) is disclosed, in which material is deposited onto a substrate and subsequently stirred into the substrate...
8631572 Method for the production of a piston for an internal combustion engine  
A method for the production of a piston for an internal combustion engine, in which a piston blank is forged, which is subsequently separated into two parts, to form an upper piston part and a...