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Document |
Document Title |
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7521647 |
Joining device
A joining device for joining two parts by welding has a joining head including a lift device for linear transport of a joining unit along a lift axis relative to the joining head. The joining...
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7521646 |
Collet and nut assembly for stud welder
A collet and nut assembly for a stud welder in which the body of a tubular nut has an extension sleeve that surrounds a tubular collet having longitudinal tangs separated by slots. Relief holes at...
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7518084 |
Joining system head, joining system, and method of feeding and joining elements
A joining system head is provided for fixation to a movable frame, in particular to a robot having a holder for an element to be joined to a part. A joining drive moves the holder along a joining...
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7511245 |
Stud welding apparatus with composite cable
A stud welding apparatus includes a power supply and a stud welding tool having a welding head portion and a cable receiving portion. A composite cable having first and second ends is coupled at a...
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7476826 |
Break away fastening system
A fastening system with a weld stud having an annular weldment portion and a fracturable nut is provided. The fracturable nut and stud construction is configured to fail under torsional load prior...
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7452171 |
Welding stud
A welding stud apparatus and method of manufacturing a welding stud are disclosed. The welding stud has a weld end constructed to be welded to a workpiece that has at least one recess formed...
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7451893 |
Ferrule dispenser and ferrule package therefor
This invention relates to a ferrule dispenser for dispensing stud welding ferrules and to a package of ferrules for use with the dispenser. The dispenser comprises a rod that supports a spring...
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7416393 |
Apparatus and method for joining a rotor blade to a rotor mount of a gas turbine rotor
A gas turbine rotor and a method for manufacturing a gas turbine rotor having integral blading, is disclosed. A rotor blade has a blade pan and a blade footing connected to the blade pan. The blade...
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7339133 |
Stud welding method and stud welding device particularly for stud welding without a support foot
The invention relates to a stud welding method, particularly for welding without a supporting foot, which makes it possible to securely detect the presence or the absence of a part to be welded in...
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7301119 |
Process for short-time arc-welding and short-time arc-welding system
A process and a system are proposed for short-time arc-welding elements, such as for example metal studs, on to components, such as for example metal sheets, wherein an element in the context of a...
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7291802 |
Joining system head, joining system, and method of feeding and joining elements
A joining system head ( 22 ) is proposed for fixation to a movable frame ( 12 ), in particular to a robot ( 12 ), having
a holding means ( 66 ) for an element ( 36 ) to be joined to a part (...
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7282662 |
Paint groove stud
A weld stud includes a cylindrical body having an outer surface and opposing first and second ends. At least one groove is formed in the outer surface of the cylindrical body. The groove extends...
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7282661 |
Apparatus for detecting connection of a welded stud to a stud welding gun
A welding apparatus is presented that includes a post-firing detection system and control connected to communicate with the post-firing detection system such that a stud welding gun is prevented...
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7262383 |
Feeder device for a fixing element and method for the operation thereof
A feed device for fastening elements with low length-to-diameter ratio has a hollow clamp into which individual fastening elements are inserted through a feed channel. The clamp has an internal...
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7227096 |
Stud weld
A welding stud is attachable to a workpiece at a work end portion shaped for enhanced attachment strength with the workpiece. The welding stud has a portion of reduced thickness along a body...
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7223934 |
Hand welding device, welding apparatus and welding gauge
A hand welding device for short-time arc welding of elements, such as metal studs, onto parts, such as metal sheets, having a handlable housing, a holding means mounted on the housing to hold an...
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7176401 |
Method and device for welding an aluminum-based stud
A method of welding a stud ( 11 ) is provided. In another aspect of the present invention, a welding system is provided for a weld stud ( 11 ). A further aspect of the present invention employs a...
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7170026 |
Arc stud welding device and method
In an arc stud welding device and method, after initial contact of a stud with a component (welded component) to which it is to be welded, the stud is lifted by an amount that permits a proper arc...
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7166815 |
Short-time arc welding system and method
A short-time arc welding system and method for welding elements on parts includes: a robot having an arm moveable in at least one coordinate axis; a welding head mounted on the arm having a holding...
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7141753 |
Arc stud welding device and method
An arc stud welding device and method are provided, in which a stud is pulled up to an appropriate predetermined height, even after a portion of a flexible base material is dented by the stud and...
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7129437 |
Method for monitoring a welding process during the welding of studs and device for carrying out said method
The invention relates to a method of monitoring the welding operation in a stud welding process, wherein a part ( 19 ) to be welded is immersed into the melt by moving the part ( 5 ) towards a...
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7119302 |
Short-time arc welding system and method for short-time arc welding
A short-cycle arc-welding system ( 10 ) and a method for welding elements ( 32 ), such as metal bolts ( 32 ) to components ( 34 ) such as sheet metal ( 34 ) includes a robot ( 12 ), having at least...
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7109434 |
Device and method for short cycle arc welding
A device and a method for short-cycle arc welding of elements ( 26 ) to components are disclosed, with a positioning mechanism ( 14 ) that holds a welding head ( 28 ) and can be positioned relative...
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7084371 |
Joining system for joining elements onto components, method of operating a joining system and data memory
Proposed is a joining system ( 10 ) as well as a method of operating a joining system ( 10 ) for joining elements ( 20 ) onto components ( 22 ), in particular for the short-time arc welding of...
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7071440 |
Stud welding apparatus
A welding gun 10 has a collet for holding a stud with a flange and a shank at the tip of the welding gun. The collet comprises a tubular first collet member 17 , secured to the tip, which...
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7064289 |
Short-time arc-welding system and process for controlling such a system
The invention relates to a rapid arc welding system ( 10 ) for welding elements ( 12 ) onto components ( 14 ). The inventive system comprises a welding head ( 16 ), a supply device ( 24 ) for...
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7060930 |
Joining system head, joining system, and method of feeding and joining elements
What is proposed is a joining system head ( 22; 170 ) for fixation to a movable frame ( 12 ), in particular to a robot ( 12 ), having
holding means ( 66; 174 ) for an element ( 36 ) to be...
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7053332 |
Short-cycle arc welding system and method
The invention relates to a short-cycle arc welding system comprising a robot having at least one arm which can be displaced in at least one coordinate axis (x, y, z), a welding head which is...
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7053331 |
Stud welding method and stud welding device, especially for stud welding without a support foot
According to a first embodiment of the method, the stud holder is first positioned without a part to be welded at a certain distance from the tool surface. A part to be welded is then provided....
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6998564 |
Stud welding gun with stud detection system
A stud welding gun includes a closed conductivity path indicating a stud properly positioned for welding. Another aspect includes a conductivity detection circuit closed when a stud is present. A...
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6962068 |
Nut insert installation system and method of use
A system is disclosed for installing an insert within an aperture in a workpiece, the workpiece having a first side and a second side. The insert is the type in which a portion of the insert...
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6940035 |
Stud welding device with contact protection
A stud welding device ( 1 ) with a stud holder ( 3 ) having a pointed region ( 2 ) for holding a weld stud ( 4 ) and a device ( 5 ) designed as an insulating spacing means with a rim ( 7 ). The...
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6933458 |
Method for positioning a welding bolt and bolt welding head
The invention relates to a method for positioning a welding bolt ( 15 ), held in a bolt welding head ( 3 ), whereby the robot ( 5 ), to which the bolt welding head ( 3 ) is fixed, moves the bolt...
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6906277 |
Reinforcement butt stud welding method and device therefor and repairing/expanding method for ferroconcrete structure
A reinforcement butt stud welding method and a device therefore, capable of butt-welding a stud reinforcing bar coaxially to the end portion of a horizontally-laid existing reinforcement in a small...
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6875947 |
Method of manufacturing a welding stud
The invention relates to a method of manufacturing a welding stud from a wire by cold-working and by hardening and tempering. The welding stud particularly serves to be welded to a workpiece by...
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6860687 |
Weldable aluminum stud
A weld-on part made of aluminum or an aluminum alloy, such as but not limited to a stud ( 1 ), which has a surface which is at least partially provided with a layer ( 5 ) which contains a titanium...
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6838634 |
Device for welding metal elements to structural parts
Proposed is a device for welding metal elements, in particular studs, to structural parts, having a welding head that has a collet chuck for the accommodation of an element, having a feed unit for...
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6825434 |
Method for welding a bolt onto a workpiece and a bolt-welding device
The invention relates to a method for welding a bolt ( 19 ) onto a workpiece, using a bolt-welding device and to a bolt-welding device. A force is applied to the drive shaft ( 11 ) using a...
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6815631 |
Method and device for multiple stage arc-welding
The invention relates to a multiple stage method for arc-welding a bolt ( 3 ) to a metal structure ( 1 ), said bolt ( 3 ) having a flange ( 5 ) at the end that is to be welded on. The actual...
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6762392 |
Lift-and-strike welding process with cleaning stage
The present invention relates to a lift-and-strike welding process. In a first step, e.g. an aluminum surfaces ( 5 ) of a component is cleaned by striking an arc and then the element ( 4 ) to be...
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6750417 |
Stud welding head
The invention relates to a stud welding head with a linear drive ( 5 ), a welding pin ( 11 ) coupled with said linear drive ( 5 ), and a length metering system ( 7 ) that determines the position of...
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6723945 |
Welding device with a field former
A welding device includes a holder for a weld part ( 1 ) adapted to be moved substantially perpendicularly to, and away from, a surface of a workpiece ( 2 ) on which the weld part ( 1 ) is to be...
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6713708 |
Portable drawn arc stud welding apparatus and method providing high current output in short time intervals
A stud welder utilizing a frequency inverter which is capable of delivering in access of 1000 A for a short duration of about 1 second using double-sided cooled power semiconductors. The inverter...
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6630642 |
Welding apparatus for sleeves
For arc welding a sleeve 3 to a workpiece surface 2, a sleeve holder 1 is surrounded by a field-former unit which contains a magnet coil 4, a magnetic flux return member 6 and a field...
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RE38263 |
Stud welding collet
A new adjustable collet for stud welding employs a plurality of electrically energizable jaws coordinated to firmly grasp studs of various shapes, sizes and orientations while welding them to a...
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6559406 |
Air feed weld gun with retractable piston
A blow feed weld gun for welding a nut to a metal substrate is disclosed. The blow feed weld gun has an air feed mechanism and a nut drive mechanism. The nut drive mechanism contains a primary...
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6497543 |
Aerodynamic resistance weld pin
A resistance weld pin for connecting batts of insulation to the interior of ducts is disclosed, the pin having superior aerodynamic properties which minimize turbulence in the duct flow stream and...
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6476339 |
Stud welding gun
A stud welding gun for alternatively welding studs of a first and second length to base members. The gun includes a stud feed member for moving a stud toward a stud holder. The gun further includes...
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6437279 |
Method and apparatus for leveling and shielding a stud gun and operator
Apparatus and process for safely welding a stud into an overhead workpiece that includes a ferrule having an interrupted perimeter surrounding the stud for contact with the overhead workpiece and a...
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6392186 |
Disposable collet adapter
A disposable collet adapter for attaching a workpiece to a stud welding tool. One end of the resilient collet adapter slideably mounts to one end of a workpiece and the opposed end slideably...
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