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8110773 |
Stud welding tool adjustment mechanisms
A heat adjustment mechanism for a stud welding tool comprises an adjustment knob comprising adjustment ribs, a solenoid sleeve that moveably engages the adjustment knob, and that receives a...
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8079506 |
Stud welding apparatus
A stud welding apparatus comprises a feeder to receive a plurality of studs and feed the stud one by one with the stud being fed in advance of a weld portion thereof from an outlet of the feeder;...
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7893382 |
Stud welder
An appartus and method for a stud welder power source is disclosed. The power source has a control circuit connected to an inverter which converts an electrical signal from a power source into an...
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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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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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7335849 |
Stud welding method
A method of welding a stud 15 to a base material 14, both made of magnesium or magnesium alloy, comprising; a first step of disposing the stud 15 having a projection 28 at an end portion thereof to...
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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 (38),a joining...
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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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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 weld...
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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 one arm...
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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 to a...
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7084375 |
Cookpot
The present invention relates to a cooking appliance used for boiling or cooking food, or more particularly, to a cooking pot, which can rapidly heat water or food, and thereafter can suppress...
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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 supplying...
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7030333 |
Method of joining plates with weld fastened studs
A method of joining plates includes the steps of providing a one or more studs having a head, a barrel and a weld tip. The plates and studs are arranged such that a first plate having at least one...
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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 welding...
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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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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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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 switchable...
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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 welding...
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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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6667455 |
Drawn arc welding method and drawn-arc-weld ferrule
A method for attaching parts together includes several steps. The parts are positioned for drawn arc welding the parts together. A drawn-arc-weld ferrule including metal is obtained. The ferrule is...
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6660958 |
Arc welding method and apparatus
A process and apparatus for welding a metal component to a metal workpiece. The component typically comprises a metal weld region and a threaded connector region and the apparatus includes a weld...
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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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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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6388224 |
Systems for robotic stud arc welding without ferrule
Apparatus and methods for arc welding a stud to a workpiece without the use of a ferrule are disclosed. Apparatus according to the invention include a stud arc welding gun having a spacer at a...
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6362448 |
Fastening element, such as a short-shanked T-stud or self-piercing rivet, and feeder for the fastening element
A fastening element for fastening on or in a component, in particular a T-stud or punch rivet, has a fastening end. The fastening element has, at a guide end remote from the fastening end, a recess...
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6327766 |
Method for repairing studs fixed to a cover for a transmission torque connector
A cover for a transmission torque connector having loosened or otherwise damaged bolts is repaired for reuse. One method includes removing a loosened bolt, and plugging and countersinking the bolt...
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6239401 |
Automatic chuck loadable stud welding tool and magazine therefor
A conventional stud welding tool is substantially improved by providing the tool with an electrode with an adjustable aperture capable of grasping studs with a variety of sizes. The adjustable...
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6215085 |
Stud welding device
Stud welding device with an axially displaceable adjusting element (3, 17) for displacement from a front position into a rear position and back, in which a magnetic field and a coil (15) interact...
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6111226 |
Electric oven
An electric oven includes a front door, upper and lower heating tubes mounted in the oven near a top and a bottom thereof, respectively, an oven rack fixed between the upper and the lower heating...
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6034345 |
Apparatus for repairing high temperature process vessels
An apparatus for repairing high temperature process vessels while at or near their operating temperatures, which may be up to 3000° F. The apparatus includes a lance, a welding apparatus at the ...
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6025569 |
Magazine and a stud advancing system for use with a manual stud welding tool
A system for automatically feeding studs to the electrode of a manual stud welding tool. The system comprises a magazine associated with the tool. The magazine receives a tandem row of studs...
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6011234 |
Device for welding together at least two parts and method of using the device
The device proposed is designed to weld together at least two parts (1, 2) using arc-welding or resistance-welding, in particular pressure arc-welding, techniques. An arc is struck across a gap...
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5998756 |
Method and fastening means for forming a welded joint between a fastening means and a structure
To form a welded joint between a fastening means (1) and a structure (2), a fastening means (1) with a holder (3) and a connecting element (4) is proposed. The holder (3) essentially consists of an...
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5977506 |
Welding method for the connection of a component to a workpiece, and a device for carrying out the method
In a welding method for the connection of a component (6) to a workpiece (7) by means of an arc between the component end and a welding point on the workpiece (7), the arc voltage is set and is...
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5958263 |
Stud welding method
To evaluate the quality of a weld produced by a stud welding process, the time characteristic of the resistance R (t) between the stud and the workpiece is determined. If the resistance or the...
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5938946 |
Electric welding device and method of welding a fastening element
An electric welding device for welding a fastening element (4) having a through-duct (17) on a workpiece is proposed. The welding device comprises a conveying and holding system (1) having a guide...
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