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8049139 |
System and method for determining and employing consumable use by electric arc welders
A system and method for determining the approximate weight of metal consumables used by an electric arc welder over a period of welding time, the system comprises a program to calculate the total...
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8049141 |
Method of rating a stick electrode
A method of rating the arc maintainability of an electric arc welding stick electrode by creating an arc between the electrode and a workpiece; moving the electrode along the workpiece while...
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7873495 |
Welding quality control and monitoring system
A quality assurance system includes an internet/wide area network interface configured to provide bidirectional communication with user terminals; a wireless interface configured to provide...
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7772524 |
Integrating sensors over a digital link
A system that facilitates dynamic configuration of a welding system with respect to a sensor comprises a processing unit associated with the welding system. A configuration component facilitates...
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7705269 |
Method and apparatus for advance warning and controlled shutdown in an arc processing system
Warning and shutdown systems and methods are presented for providing advance warnings of pending fault conditions to an operator of an arc processing system. The warning system comprises an input,...
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7690850 |
Apparatus for splicing optical fibers
An apparatus for splicing optical waveguides has a memory circuit in which data items which identify a state of the apparatus for splicing the optical waveguides are stored. The memory circuit is...
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7683290 |
Method and apparatus for characterizing a welding output circuit path
Methods and apparatus to characterize a welding output circuit path. A welding output circuit path is characterized in real time with respect to a true energy and/or true power input to the welding...
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7642486 |
Welding device with arc termination control
A welding-type apparatus and method providing controlled termination of a welding-type process includes monitoring an arc parameter and setting a threshold based on the monitored arc parameter....
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7598474 |
Method and apparatus for short arc welding
A short circuit arc welding system is disclosed. The control scheme uses a current command signal comprised of a long-term current command that sets the long-term current command level and a...
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7405377 |
Method for testing undercut on the inner diameter of pipe welds
A method and apparatus of comparing two or more welding flux systems to determine which flux system results in the smallest incidence of undercut about a weld bead in an inner diameter of a pipe.
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7375304 |
System and method providing automated welding notification
The present invention relates to a system and method that provide for automated notification to entities (e.g., individuals, groups of individuals, computers, systems . . . ) of welding system...
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7358458 |
Methods and apparatus for tactile communication in an arc processing system
Systems and methods are presented for tactile communication with an operator in an arc processing system, in which a tactile device is mechanically coupled with a handheld torch to provide tactile...
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7355145 |
Arc welding robot
The invention provides an arc welding robot capable of collecting and displaying waveform data in a welding operation without using an external device. The arc welding robot comprises: a...
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7307238 |
Determining quality of a stick electrode
A method of measuring the quality of a stick electrode used in forming the root bead of a pipe joint, which electrode has a wire diameter, a length substantially greater than 12 inches and an upper...
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7304268 |
Method for rating stick electrodes for pipe welding
Stick welding electrode rating and ranking procedures are provided for determining stackability performance of stick electrodes for pipe welding operations. The rating technique involves...
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7291808 |
Method for setting parameters in welding devices
The invention relates to a method for setting a parameter for external control units (30) of a welding device (1), whereby the welding parameters can be selected and set using different control...
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7282667 |
Welding wire positioning system
An electrode position detection system for a welder having a laser that is projected in a lateral plane to laterally cross a welding wire at a location below a contact tip of a welding gun and a...
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7265319 |
Multifunction meter for welding apparatus
A multifunction meter and method for monitoring a welding-type device is disclosed. The multifunction meter has a single display unit, a first input configured to receive feedback from an engine,...
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7227099 |
System and method for improving the productivity of a welding shop
Methods of controlling an arc welding shop. In the shop, several welding torches are used and each torch is supplied with consumable wire. The wire moves at a wire speed and is subjected to an...
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7186949 |
Arc welding equipment
It is an object to provide an arc welding apparatus capable of causing an operator to easily decide a welding abnormality and the quality of a welding condition by simultaneously displaying a...
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7173215 |
Method for evaluating and/or comparing welding consumables
Methods and systems are disclosed for characterizing a welding consumable, such as flux or an electrode, and/or for comparing two or more welding consumables for use in narrow gap deep groove...
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7132623 |
Luminescence sensing system for welding
A method and apparatus can adaptively control a pulsed power arc welding process. A trainable system can recognize an empirical transfer mode from a signal emitted during an arc welding pulse and...
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6940039 |
Quality control module for tandem arc welding
A tandem welding system includes a plurality of spaced apart electrodes (12, 14, 16, 18) arranged to travel at a common travel speed. The plurality of spaced apart electrodes (12, 14, 16, 18)...
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6904334 |
Robot apparatus and method for controlling the operation thereof
A robot apparatus which may be turned to a sound source direction by a spontaneous whole-body concerted operation. With the possible range of rotation of the neck unit of a robot apparatus 1 of...
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6849826 |
Welding-type power supply with network software update
A method and apparatus for providing welding-type power are disclosed. They include a source of welding-type power and at least one welding system peripheral. Each includes a network module that...
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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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6783054 |
System for controllably conducting welding operations adjacent flammable materials and method of welding adjacent flammable materials
A system (10) for conducting welding adjacent flammable materials (12) on a platform (11) is disclosed having a chamber (13) defining an interior space (16). The system also includes a welding...
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6744011 |
Online monitoring system and method for a short-circuiting gas metal arc welding process
The present invention generally relates to a useful online monitoring system and method of user thereof for monitoring a welding process to determine weld quality, weld process stability, and weld...
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6734393 |
Data display on a welding screen
The invention describes a welding system with a welding device (1) and a protective device (28), in particular a protective shield (29) for a user or welder. The protective device (28) has an...
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6730875 |
System and method for estimating true heats of welding processes
An arc welding apparatus (10) for performing a waveform-controlled arc welding process includes an arc welding torch (14) that interacts with an associated weld. A power supply (12) applies a...
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6710298 |
Device for metal welding
The invention relates to a device for metal welding, comprising a shielding element (1) which allows visual monitoring of the working process but protects the eyes from light radiation. The device...
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6710297 |
Method of detecting a welding voltage
The invention describes a method of detecting welding process voltage, whereby the welding process voltage between a welding torch (10) and a workpiece (16) is detected and the welding process...
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6703585 |
Arc welding quality evaluation apparatus
An arc welding quality evaluation apparatus for consumable electrode gas shielded arc welding comprises a heat input detection means 8 for detecting heat input applied to a workpiece to be welded;...
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6660965 |
Welding assessment
An apparatus and process for determining whether a fault has occurred in a welding process while the process is under way. The invention is applicable to welding and cutting processes where there...
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6657163 |
System and method for selective application of power to welding equipment
Systems and methods are disclosed for determining an impedance between a grounding device such as a welding wire feeder ground clamp and a power supply common, and selectively allowing current flow...
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6642483 |
High-speed CO2 gas welding method
A welding voltage is determined based on an expression, P=k2×Vw2+k3×Vw, where, with a welding wire feed speed and a welding wire radius used as inputs, a power factor is P(kW), the a melting s...
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6639181 |
Apparatus and method for assessing electrode tip wear
Welding voltage and welding current supplied to a workpiece from a welding wire 3 of a consumable electrode gas shielded arc welding apparatus are detected by a welding voltage detection means 11...
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6621049 |
Welding stability assessment apparatus for pulsed arc welding
The present invention relates to an apparatus for assessing start-of-weld and steady state welding stability in pulsed arc consumable electrode gas-shielded welding. According to the present...
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6614409 |
Glare shielding device of welding helmet and method of controlling the same
The present invention discloses a glare shielding device. The glare shielding device includes a microprocessor for controlling an activation time and a driving time of a liquid crystal panel. The...
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6596970 |
Method of determining cable impedance
A method of determining the impedance, inductance, and resistance of the network connecting an electrical power supply to an electric arc welding station including an electrode and a workpiece,...
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6583386 |
Method and system for weld monitoring and tracking
The present invention provides a weld monitoring system and method that monitors and automatically coordinates information on the quality of each weld in a workpiece having one or more welds. In...
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6570130 |
Device for monitoring voltage leads and method of using same
A device for terminating operation of the power source of an electric arc welder for passing a current between an electrode and work piece from a first stud connected to the electrode by a first...
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6548783 |
Apparatus for electric arc overlay welding
An arc welding overlay apparatus that comprises a welding head carriage adapted for movement on a track, an index arm mounted for movement in a direction substantially transverse to the track, a...
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6479792 |
Welding machine, system and method therefor
A welding machine having an embedded controller with a processor, a network gateway interface device coupled to the embedded controller, an operating program segment stored in a memory of the...
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6441342 |
Monitor for electric arc welder
A monitor for an electric arc welder as the welder performs a selected arc welding process by creating actual welding parameters, such as arc current and arc voltage, between an advancing welding...
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6417488 |
Internal metal pipe welding apparatus and monitoring system
A metal pipe inner surface weld-mounting apparatus having a monitoring device is constituted by an arm, a horizontal torch, a mirror, a camera and a monitoring device. The arm has a supported base...
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6398102 |
Method for providing an analytical solution for a thermal history of a welding process
A method for providing an analytical solution for a thermal history of a welding process having multiple weld passes. The method includes the steps of inputting a plurality of files and parameters,...
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6392193 |
Single side girth welding apparatus and method
The present invention provides an apparatus and method for achieving single-sided girth welds which adapt to and compensate for inherent geometrically induced difficulties in single-side girth...
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6365873 |
Apparatus for the concurrent inspection of partially completed welds
An apparatus for the concurrent inspection of partially completed welds is described in which is utilized in combination with a moveable welder for forming a partially completed weld, and an...
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6329635 |
Methods for weld monitoring and laser heat treatment monitoring
Methods for weld monitoring and for laser heat treatment monitoring are provided using infrared emissions. In the method for weld monitoring, an infrared (IR) signature emitted by a hot weld...
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