| LINCOLN GLOBAL, INC. Patent applications |
| Patent application number | Title | Published |
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| 20120126050 | MULTI-SPOOL ADAPTER - An adapter for simultaneously winding multiple spools and a method for using the same. The adapter includes a body portion having a pair of opposed faces and an outer wall or perimeter. Each of the opposed faces may include a plurality of recesses configured to receive a plurality of pins for interconnecting multiple spools. The plurality of pins may be offset such that it provides for the entry hubs of the multiple spools to align with one another. The adapter further includes at least one depression or indentation on the perimeter for providing access to at least a portion of the spool flange. The depression provides an operator with easy access to insert or apply the finishing end of the welding wire or similar, to the finishing hub of the spools. | 05-24-2012 |
| 20120118865 | DEVICE AND METHOD TO CONTROL A POWER SOURCE - Apparatus, devices, and methods for providing a voltage reduction capability in a welding power source for safety purposes. The resistive load and the output voltage of the welding power source output are monitored and compared to predefined or preselected threshold values to generate a load condition signal and an output voltage condition signal (e.g., logic signals). The load condition signal and the output voltage condition signal serve as inputs to a voltage reduction device control logic which generates control signals to enable and disable the input and output of the welding power source according to the defined control logic. As a result, an extra measure of safety in preventing electrical shock is provided to users of the welding power source during hazardous operating conditions. | 05-17-2012 |
| 20120110091 | SYSTEM AND METHOD FOR WELDER WITH HELP REQUEST FUNCTIONALITY - A welder includes a network interface configured to connect to a network. The welder includes a user interface that indicates to a user entities to whom help requests may be sent and receives from the user a selection of an entity to whom to send a help request. A data store stores welder data and entity data. The welder data includes welder identification and location information, and the entity data correlates entities to respective communication modes. The welder includes a communication logic that receives signals from the user interface indicating the selection and receives from the data store the welder data and the entity data. The communication logic also generates the help request in at least one format corresponding and directed to a communication mode correlated to the selected entity. The welder further includes a processor that causes the network interface to transmit the help request in the network. | 05-03-2012 |
| 20120109833 | TRACEABILITY, CORRECTIVE ACTION, AND CERTIFICATION PROCESSES FOR CONSTRUCTED WELDING MATERIAL PACKAGES - Methods of testing and certifying a package for transport to a customer and use by a customer, and of correcting packaging failures due to transport and use in the field. A package such as, for example, a bulk composite constructed package for shipping welding material product, is tested according to a selected testing protocol. The test results are analyzed and packaging attributes of the package are transformed based on the analyzed test results if the tested package fails any aspect of the testing protocol. Packaging attributes that may be transformed include packaging component design, packaging markings, packaging handling instructions, packaging component manufacturing procedures, packaging component testing procedures, and packaging assembly procedures. Once the package passes all aspects of the testing protocol, customer certification documentation is generated. | 05-03-2012 |
| 20120097656 | APPARATUS AND METHOD FOR PULSE WELDING WITH AC WAVEFORM - A pulse welding welder is provided which provides a pulse welding waveform to a workpiece to be welded. The welding waveform has a plurality of welding cycles and each of the cycles has a droplet transfer peak pulse and a background portion with a first polarity and an opposite polarity portion which precedes the droplet transfer peak pulse and is after the background portion. | 04-26-2012 |
| 20120097655 | METHOD TO CONTROL AN ARC WELDING SYSTEM TO REDUCE SPATTER - An electric arc welder and a method for performing a pulse welding process producing reduced spatter. The welder produces a current between an advancing electrode and a workpiece. The welder includes a short-detecting capability for detecting a short condition upon occurrence of a short circuit between the advancing electrode and the workpiece. The welder may also include a switching module in the welding circuit path of the welder having an electrical switch and a resistive path. Times of occurrence of short intervals can be tracked and a blanking signal can be generated based on the tracked short intervals to anticipate a next short interval in a next pulse period of the pulsed welding process. The blanking signal can be used to reduce a welding current in the welding circuit path by introducing additional resistance into the welding circuit path via the switching module, for example. | 04-26-2012 |
| 20120080409 | OUTPUT CONTROL FOR AUTO-RECONNECT WELDING/CUTTING EQUIPMENT - Apparatus and methods for automatically recalibrating an output current range of a user output current control encoder of an auto-reconnect welding/cutting device. When an input power type connected to an auto-reconnect device is changed, the calibrated range of the user output current control encoder (e.g., output control knob) is automatically transformed in response to the auto-reconnect device sensing at least one characteristic of the input power type. As a result, when a user adjusts the encoder to its maximum full-scale setting, too much current will not be drawn by the auto-reconnect device which would cause a circuit protection component (e.g., a circuit breaker or a fuse) associated with the input power type to trip. Instead, the current that is drawn when the encoder is set to the maximum full-scale setting is no more than about a rated current of the circuit protection component. | 04-05-2012 |
| 20120074116 | HYBRID POWERED WELDER - An electric arc welder that includes a energy storage device and non-battery power source for the formation of an electric arc. The welder also includes battery charging circuit that controls the charging of the energy storage device by the non-battery power source. The non-battery power source can include an engine driven electric generator, power grid or a fuel cell. | 03-29-2012 |
| 20120074015 | SHIPPING PACKAGE WITH END RETAINER AND METHOD THEREFOR - A shipping package includes a can body having an interior volume and at least one closable end, an end closure closably engaging the closable end of the can body having a recessed portion adapted to fit within a portion of the can body adjacent the closable end, and a disposable reinforcing member corresponding to at least a portion of the recessed portion of the end closure secured adjacent to an exterior surface of the recessed portion. | 03-29-2012 |
| 20120055939 | Systems and Methods for Electrode Packaging - A container, utilized for the storage and transport of articles, includes a body comprised of one or more sidewalls drawn in a generally longitudinal fashion and two end pieces, disposed distally on either end of the container body. A plurality of ribs are disposed between the end pieces to facilitate inward compression of the container body. In his manner, the container volume can be permanently or temporarily altered to take up the tolerance between the volume of articles and the otherwise fixed volume of the package. | 03-08-2012 |
| 20120022882 | LICENSING FEATURES IN WELDING EQUIPMENT - A method and system for managing licenses in a welding system. The system includes a welding system with a memory for storing an unlicensed first optional welding function, a license management system for storing a first license for the unlicensed first optional welding function, and a facilitation system for obtaining the first license from the license management system and providing it to the memory of the welding system to license the first optional welding function | 01-26-2012 |
| 20120013904 | METHOD AND APPARATUS FOR DETECTING CADMIUM WITH OPTICAL EMISSION SPECTROSCOPY - An apparatus and method for detecting cadmium using optical emission spectroscopy is provided. The apparatus contains a system which uses optical emission spectroscopy which is programmed and calibrated to detect the presence of cadmium in PPM. The system is calibrated using test samples which have been prepared with a lead/cadmium matrix material having at least one iron based electrode integrated therein. | 01-19-2012 |
| 20120012572 | METHOD OF RATING A STICK ELECTRODE - A system and 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 maintaining the arc; decreasing either the current or the voltage until a point is reached where the arc is extinguished; determining the open circuit voltage at the point; and, rating the electrode based upon at least the open circuit voltage point. | 01-19-2012 |
| 20110309134 | COLLAPSIBLE CARTON - An end-loaded collapsible carton is provided and includes a first pair of side walls extending substantially perpendicularly from a second pair of side walls. The first and second pair of side walls form a first end opening and a second end opening opposite the first end opening. The carton further includes a first carton closure extending from the first and second carton walls for covering the first end opening, and a second carton closure extending at an opposite end of the first and second carton walls for covering the second end opening. The first carton closure is formed from a first plurality of lid panels, and the second carton closure is formed from a second plurality of lid panels. The carton further includes scores for creating pleats fashioned in the carton side walls and lid panels for collapsing the side walls and lid panels in a uniform manner. | 12-22-2011 |
| 20110309062 | MODIFIED SERIES ARC WELDING AND IMPROVED CONTROL OF ONE SIDED SERIES ARC WELDING - An electric arc welding system for depositing weld metal along a groove between two edges of a metal workpiece where the system contains a first power supply and a second power supply, each providing a welding waveform to respective welding electrodes. The positive output terminals of both power supplies are coupled to the same contact tip and the negative output terminal of one of the power supplies is not coupled to the workpiece. | 12-22-2011 |
| 20110297658 | METHOD AND SYSTEM TO START AND USE COMBINATION FILLER WIRE FEED AND HIGH INTENSITY ENERGY SOURCE FOR WELDING - A method and system to weld or join workpieces employing a high intensity energy source to create a weld puddle and at least one resistive filler wire which is heated to at or near its melting temperature and deposited into the weld puddle. | 12-08-2011 |
| 20110272873 | END CLAMP AND METHOD OF USE THERE FOR - A clamping mechanism is described which includes an end clamp which may include a face plate, a pair of opposing first jaws operably attached to the face plate selectively positionable toward and away from one another, each of the pair of first jaws having a first jaw inner clamp member and a first jaw outer clamp member forming a nest there between, and a pair of opposing second jaws operably attached to the face plate selectively positionable toward and away from one another, each of the pair of second jaws having a second jaw inner clamp member and a second jaw outer clamp member forming a nest there between. | 11-10-2011 |
| 20110266269 | COMMON TOOL CENTER POINT CONSUMABLES - A consumable is configured to operate in a robotic welding torch. The robotic welding torch includes a torch body and a tube. The tube has an elongated body extending from a supply end to a discharge end. The tube is operably connected substantially at the supply end to the torch body. The tube is configured to operably connect at the discharge end to a first set of consumables in a first configuration and to a second set of consumables in a second configuration. The first set of consumables has a first amperage capacity and the second set of consumables has a second amperage capacity substantially larger than the first amperage capacity. The tool center point of the robotic welding torch is substantially constant between the first configuration and the second configuration. | 11-03-2011 |
| 20110266259 | CONTACT TIP AND DIFFUSER - A contact tip includes a first threaded section and a first non-threaded section. The length of the first non-threaded section is at least a fifth of the length of the first threaded section along a longitudinal axis. The contact tip further includes a first contact surface. A diffuser includes a second non-threaded section and a second threaded section configured to mate with the first threaded section of the contact tip. The diffuser further includes a second contact surface. The first non-threaded section is configured to elongate along the longitudinal axis as the first threaded section is screwed into the second threaded section past a point where the first contact surface and the second contact surface have established contact. | 11-03-2011 |
| 20110240604 | FEEDING LUBRICANT FOR CORED WELDING ELECTRODE - A feeding lubricant for use on a welding electrode comprises about 10 to 40 wt. % of at least one soap-based lubricant, about 40 to 90 wt. % of at least one solid particulate lubricant selected from MoS | 10-06-2011 |
| 20110222245 | ELECTRONIC MODULE WITH CENTER MOUNTING FASTENERS - An electronic module is employed with at least one interiorly positioned fastener that at least partially secures a central region of the electronic module to an object to prevent bowing or warping. The module contains a base, at least two peripheral fasteners at opposed ends of the module, and the at least one interiorly positioned fastener, wherein the base is capable of accepting electronic components and further includes at least one layer, and wherein the at least one interiorly positioned fastener is interposed between the at least two peripheral fasteners. | 09-15-2011 |
| 20110220627 | SLIDEABLE WELDING POWER SOURCE HOUSING ASSEMBLY - An electric arc welder power supply housing assembly is described in which it is possible to clean internal component parts is achieved by positioning cooling components on a rail system. The rail system may include at least one telescoping track assembly. When the telescoping track assembly is engaged, the housing assembly is in an open position, thus providing access for the maintenance of internal components therein without having to disassemble unnecessary components or parts of the welding power supply. | 09-15-2011 |
| 20110220530 | STACKABLE CONTAINER - A container for storing welding electrodes includes a container body and a container cap constructed via thermoplastic injection molding. The container is constructed with walls that define an interior region and complementary upper and lower surfaces. When multiple containers are stacked together, the upper surface of one container engages the lower surface of an adjacent container thereby restraining lateral movement between the containers. However, the configuration of the upper and lower surfaces allows for longitudinal movement between the containers. | 09-15-2011 |
| 20110220400 | CAPACITOR-CIRCUIT BOARD INTERFACE FOR WELDING SYSTEM COMPONENTS - A welding system component includes a circuit board for the welding system component. An interface has a main riser portion with a fastener passageway formed therethrough. The interface has an extension portion with a terminal passageway formed therethrough. The extension portion is electrically connected to the circuit board with a terminal disposed in the terminal passageway. The extension portion is spaced away from a surface of the circuit board. A capacitor is electrically connected to the main riser portion with a fastener disposed in the fastener passageway. | 09-15-2011 |
| 20110183304 | VIRTUAL TESTING AND INSPECTION OF A VIRTUAL WELDMENT - Arc welding simulations that provide simulation of virtual destructive and non-destructive testing and inspection of virtual weldments for training purposes. The virtual testing simulations may be performed on virtual weldments created using a virtual reality welding simulator system (e.g., a virtual reality arc welding (VRAW) system). The virtual inspection simulations may be performed on “pre-canned” (i.e. pre-defined) virtual weldments or using virtual weldments created using a virtual reality welding simulator system. In general, virtual testing may be performed using a virtual reality welding simulator system (e.g., a virtual reality arc welding (VRAW) system), and virtual inspection may be performed using a standalone virtual weldment inspection (VWI) system or using a virtual reality welding simulator system (e.g., a virtual reality arc welding (VRAW) system). However, in accordance with certain enhanced embodiments of the present invention, virtual testing may also be performed on a standalone VWI system. | 07-28-2011 |
| 20110168676 | METHOD AND APPARATUS FOR WELDING WITH CURTAIN ELECTRODES AND STRIP ELECTRODES - A system and method of welding is provided where a first welding power supply provides a first welding waveform to a strip electrode for welding a work piece and a second welding power supply provides a second welding waveform to at least one curtain electrode for welding the work piece. The at least one curtain electrode is positioned adjacent to a side of said strip electrode during welding. | 07-14-2011 |
| 20110155710 | MULTI-OUTPUT ENGINE WELDER SUPPLYING FULL ELECTRICAL POWER CAPACITY TO A SINGLE WELDING OUTPUT - An engine welder having a single rotor and a single stator, and methods of distributing electrical power capacity of the engine welder to various welding windings and auxiliary windings of the engine welder. The single rotor is driven at saturation current and independent control of the welding outputs is accomplished on the stator side of the engine welder. Means for supplying the full electrical power capacity of the engine welder to a single stator welding winding are provided. Furthermore, means for distributing the electrical power capacity of the engine welder between welding windings and/or auxiliary windings of the single stator are provided. | 06-30-2011 |
| 20110147250 | ENCLOSURE WITH INTEGRAL WIRE REEL SUPPORT - Embodiments of the present invention include a welding wire feeder enclosure, the enclosure including a front, a rear, a top, and a bottom forming a perimeter of the enclosure. The enclosure further includes opposing side openings separated by a width of the enclosure, each of the side openings being adapted for receiving a side panel. Particular embodiments further include a divider panel extending substantially between the front, rear, top, and bottom, and positioned along an intermediate portion of the width of the enclosure to divide an internal volume of the enclosure into a service side and a user side, the divider panel being formed monolithically with the front, rear, top, and bottom of the enclosure, the divider panel further including an integral spindle shaft location. | 06-23-2011 |
| 20110132877 | INTEGRATED SHIELDING GAS AND MAGNETIC FIELD DEVICE FOR DEEP GROOVE WELDING - A welding system is provided which can weld in narrow gap thick walled work pieces, the welding system having a magnetic field unit which contains a magnetic coil, a magnetic field probe, and a shielding gas tube and nozzle. The unit having a shape and configuration which delivers the shielding gas and magnetic field close to the welding arc so as to provide for a shielded welding arc which is manipulated as desired by the magnetic field. | 06-09-2011 |
| 20110116076 | WELDING ARC APPAREL WITH UV ACTIVATED IMAGES - A welding accessory and a system for detecting UV radiation exposure during welding operations are disclosed. The welding accessory may have a surface exposed to UV radiation generated by electric arc welding, a first image visible without exposure to the UV radiation, and a second image formed from UV activated dye that is visible only after exposure to UV radiation generated by the electric welding arc. A system may include a UV exposure indicator with a first state and at least a second state, and include UV activated dye adapted to provide a reversible or persistent visual indication upon exposure to UV radiation. The visual indication may include any combination of symbols, logos, images, text, or other decorative or informational designs as desired. | 05-19-2011 |
| 20110114615 | SYSTEMS, METHODS, AND APPARATUSES FOR MONITORING WELD QUALITY - An arc welder including an integrated monitor is disclosed. The monitor is capable of monitoring variables during a welding process and weighting the variables accordingly, quantifying overall quality of a weld, obtaining and using data indicative of a good weld, improving production and quality control for an automated welding process, teaching proper welding techniques, identifying cost savings for a welding process, and deriving optimal welding settings to be used as pre-sets for different welding processes or applications. | 05-19-2011 |
| 20110114611 | MODULAR PROCESS LIST FOR WELDING POWER SUPPLY - A welding power supply includes a controller that automatically monitors the presence or absence of one or more modules connected to or installed into the welding power supply. The controller automatically turns on or off the power supply functions related to which optional modules are present. The controller populates various end-user interface menus based on which optional modules are installed. The controller uses software and/or hardware to make the determination. The optional module(s) themselves include circuitry which allows the controller to recognize when the optional module has been installed and what functions the installed optional module is capable of performing. The circuitry of the optional module(s) allows the optional module(s) to communicate with the controller. In this way, the end-user will not have the options of selecting a process on the user interface menus that is not available because the required equipment has not been installed. | 05-19-2011 |
| 20110108607 | ROBOT POSITIONER - An embodiment of a robotic welding apparatus comprises a robot having a welding torch and a base, where the base rotates about an axis of rotation. The embodiment further comprises an indexing table including a plurality of workpiece holding positions, where the indexing table is fixedly connected to the base substantially at a center position of the indexing table, and where the indexing table rotates about the axis of rotation. | 05-12-2011 |
| 20110108527 | METHOD OF ARC WELDING ROOT PASS - A method for root pass welding steel plate and pipe is provided that uses pulse arc welding having a current pulse waveform exhibiting a low constant background current and fixed frequency. The welding process may be performed without a backer or backing material. | 05-12-2011 |
| 20110100970 | MANUFACTURE OF CORED WELDING ELECTRODES - The outer metal sheath of a cored welding electrode is made by twin roll casting without cold rolling. | 05-05-2011 |
| 20110100969 | DRIVE ROLL ASSEMBLY FOR WIRE FEEDER - A wire feeder includes a wire feeder housing that may enclose one or more drive rollers rotatably connected with respect to the wire feeder housing for engaging welding wire. The one or more drive rollers may be adjustable and adapted to drive the welding wire to a welding gun connected to the wire feeder. A drive motor is incorporated for delivering power for rotating the one or more drive rollers. Friction reducing devices, such as bearings, may be utilized and positioned between one or more driver rollers and the housing, where the bearings are electrically non-conducting for preventing the discharge of electrical energy across the bearing surfaces. | 05-05-2011 |
| 20110095009 | INTEGRATED WELD GUN HOLDER AND CABLE MANAGEMENT SYSTEM - A welder includes a housing enclosing one or more welding circuits communicated with power output studs for establishing a welding arc. A generally rigid bracket may be included that is affixed to an exterior of the housing, which may include first and second spaced apart support arms extending from a bracket, where the first support arm includes a first supporting surface facing a first direction, and where the second support arm includes a second supporting surface facing a second opposite direction for supporting the associated welding gun in a cantilevered configuration. A cable cradle is also included that extends from a second, distal end of the bracket. | 04-28-2011 |
| 20110084434 | MULTIPLE AXIS POSITIONER - An embodiment of a multiple axis positioner comprises a main headstock that has a main hollow bore. A main indexing table is attached to the main headstock. The main indexing table has a through-hole near the its center. The through-hole aligns or is substantially coaxial with the main hollow bore of the main headstock. The embodiment of the multiple axis positioner further includes at least three minor headstocks mounted to the main indexing table. The at least three minor headstocks have minor hollow bores. | 04-14-2011 |
| 20110084052 | ADJUSTABLE SPAN FERRIS WHEEL POSITIONER - A ferris wheel workpiece positioner may include a base and a workpiece holder operatively connected to the base and configured to be rotated about a central axis. The ferris wheel workpiece positioner may also include a first-side set of rails operatively connected to a first side of the workpiece holder and a second-side set of rails operatively connected to a second side of the workpiece holder. The ferris wheel workpiece positioner may further include a first-side set of workpiece supports including at least one first-side support operatively connected to the first-side set of rails, and a second-side set of workpiece supports including at least one second-side support operatively connected to the second-side set of rails. | 04-14-2011 |
| 20110083241 | WELDING HELMET WITH INTEGRAL USER INTERFACE - A welding helmet is capable of providing an image representative of information from an associated welding operation where the image appears in the same focal range as the welding work area. | 04-14-2011 |
| 20110081850 | FUME HOOD HAVING V-SHAPED BAFFLE - An elongated, cantilever baffle for a fume hood is provided. The baffle has a V-shaped bottom, including a right bottom portion and a left bottom portion that form a substantially horizontal edge. The baffle also has a substantially vertical left wall and a substantially vertical right wall. The substantially vertical left wall has a top edge and a bottom connected to the left bottom portion of the V-shaped bottom. The substantially vertical right wall has a top edge and a bottom connected to the right bottom portion of the V-shaped bottom. | 04-07-2011 |
| 20110073578 | CONTACTOR ASSEMBLY FOR WIRE FEEDER - A portable wire feeder for providing welding wire and welding current to a welding operation includes an input electrically connected to a power source. An output is selectively electrically connected to the input to receive welding current delivered to the input from the power source and to provide the welding current and welding wire to the welding operation through a guide hose. A contactor includes a first electrical terminal, a second electrical terminal and a conductive bridge member for selectively electrically connecting the input to the output. The first electrical terminal is electrically connected to the input. The second electrical terminal is electrically connected to the output. The conductive bridge member is movable between the first position in which the bridge member electrically connects the first electrical terminal to the second electrical terminal and a second position wherein the bridge member is separated from at least one of the first and second electrical terminals to electrically isolate the terminals from one another. At least one of the first electrical terminals, the second electrical terminal and the bridge member is independently removable from the contactor for servicing or replacement. A motorized wire feeding system includes a motor and a feed roll driven by the motor to direct the welding wire from a wire supply to the output for provision of the welding wire to the welding operation through the guide hose. | 03-31-2011 |
| 20110049115 | AUXILIARY POWER SUPPLY FOR A WELDING MACHINE - A electric welding machine having an auxiliary power output, and a method for controlling the auxiliary power output on a welding machine is provided. In one embodiment, the system includes a main transformer having a first secondary winding in circuit communication with a welder power output and a second secondary winding in circuit communication with an auxiliary power supply having an auxiliary power output. The auxiliary power supply includes an input for monitoring the welder power output to determine if the welder power output is on; circuitry for determining whether a surge or spike in demand is present at the auxiliary power output; and circuitry for limiting the available power to the auxiliary power output if certain conditions are satisfied. One method includes monitoring the demand on an auxiliary power output, monitoring a welding power output, determining whether there is a spike in the demand on the auxiliary power output that is above a first limit, and reducing the available power to the auxiliary power output if the spike is above the first limit and the welding power output is energized. | 03-03-2011 |
| 20110036815 | INTEGRAL HANDLE - The present invention includes a multi-use welding gun body configured for use in multiple locations along a welding gun assembly. In a particular embodiment, the multi-use welding gun body includes an enclosure forming an exterior surface of the body, the enclosure configured for both receiving a welding wire and a power source and directing the same toward a torch and having a first enclosure end with a wire-receiving aperture extending to an internal block-receiving cavity, the wire receiving aperture shaped to selectively receive a torch and an extension having an orifice containing both welding wire and shielding gas. The block-receiving cavity of the enclosure extends axially with a non-circular profile to a cable-receiving cavity within the housing, the cable-receiving cavity extending longitudinally to the second enclosure end. The second enclosure end includes an aperture forming an end of the cable-receiving cavity. A removable block is positioned within the block-receiving cavity. | 02-17-2011 |
| 20110017717 | ENGINE DRIVEN WELDING POWER SUPPLIES WITH TWO PIECE SHAFT - An engine driven welding system includes two power generators, each having a rotor and a stator. Each rotor is mounted on a respective drive shaft, with one of the drive shafts being driven by the engine and the other drive shaft being releasably coupled to the engine driven drive shaft. This provides a modular type construction of the welding system, in that the outboard power generator can be selected or changed as needed for a particular application. The coupled drive shafts are supported by two bearing assemblies. Also disclosed as additional features for any welding system power supply is a removable plate having one or more connectors releasably attached thereto for facilitating installation of an electrical component for a welding system power supply; and also a power switch having a member that restricts rotational movement of the switch. | 01-27-2011 |
| 20110011835 | SUBMERGED ARC WELDING SYSTEM WITH PRESSURIZED FLUX DELIVERY AND WELDING TORCH - A submerged arc welding system. In one embodiment, the submerged arc welding system includes a robot, a flux supply distal from the robot, and at least one wire supply distal from the robot. The system also includes a welding torch connected to the robot, a wire path connecting the wire supply to the welding torch, and a flux path connecting the flux supply to the welding torch. A flux delivery system is configured to move flux from the flux supply to the welding torch. At least one vent is disposed on the flux path adjacent the welding torch, to evacuate air from the flux path. | 01-20-2011 |
| 20110000998 | WIRE DISPENSING APPARATUS FOR PACKAGED WIRE - A container includes side walls and a floor panel for packaging coiled wire, which may be welding wire. A wire dispensing apparatus is included that pays-off wire from the coil without tangling or twisting. The wire dispensing apparatus incorporates a plurality of flexible protrusions that extend from a base constructed to minimally contact the coil of wire. In particular, the wire dispensing apparatus incorporates an angled or curved base that rests against an inner circumference of the coiled wire. | 01-06-2011 |
| 20110000900 | INVERTER OUTPUT RECTIFIER CIRCUIT - In a power source of a welding system, an inverter rectifier output circuit and method for reducing the blocking voltages across saturable reactors associated with a rectifier coupled to a transformer winding in the inverter rectifier output circuit during both turn-on and turn-off transitions of the rectifier. At least a portion of a reverse recovery current associated with the rectifier is blocked by allowing blocking voltages to build across associated saturable reactors during a transition phase of the rectifier. During a turn-off portion of the transition phase, the blocking voltages are reduced using a RC circuit, thereby suppressing a peak voltage associated with the rectifier. During a turn-on portion of the transition phase, the blocking voltages are reduced using another saturable reactor in series with a free-wheeling diode. | 01-06-2011 |
| 20110000893 | SYNERGISTIC WELDING AND ELECTRODE SELECTION AND IDENTIFICATION METHOD - A method of identifying and selecting welding electrodes and welding output parameters on a welding power source is provided. The method includes identifying electrodes and/or electrode packaging with distinct colors and/or patterns which correspond to properties of the electrode. The method also may include employing distinguishable identifying markings on a power supply which correspond to the electrodes to be used to allow for easy setting of output parameters. | 01-06-2011 |
| 20100326963 | WELDING DEVICE AND METHOD - A welding device includes an electrode head adapted to concurrently house an array of associated multiple, continuous-feed electrodes in a spaced apart configuration for concurrently depositing cladding material on the surface of a workpiece. The electrode head may be actuatable through a welding trajectory. The welding device may also include a welding power source adapted to provide power for simultaneously establishing a welding arc between each of the multiple, continuous-feed electrodes and the workpiece. | 12-30-2010 |
| 20100320184 | WELDING CONTACT TIP AND WELDING GUN INCORPORATING THE SAME - A welding contact tip having a body portion and bore passing through the body portion. The welding contact tip is made from an alloy which comprises diamonds and/or diamond powder. | 12-23-2010 |
| 20100320116 | INSERT FOR CONTAINER PACKAGING - A container insert for taking up extra space may be placed in a container intended for storage and/or shipment of material to an end user. The insert may be generally longitudinal having a helical configuration that may be expanded and constricted for taking up different volumes of space within the container respective of the amount of material stored therein. The insert may also be elastically deformable or generally pliable and may absorb impact forces for preventing or minimizing damage to the material. | 12-23-2010 |
| 20100309697 | INPUT CURRENT GENERATING SCHEME FOR BUCK-BOOST CONTROLLER - A control circuit for a buck-boost circuit includes an inductor current sensor and an input current generator. The input current generator accepts a signal from the inductor current sensor and outputs a synthesized and integrated signal representing the average input current to the buck-boost circuit. The input current generator averages the inductor current signal or a zero signal based on the state of the buck switch in the buck-boost circuit. | 12-09-2010 |
| 20100308782 | CONTROLLER FOR A BUCK-BOOST CIRCUIT - A control circuit includes a controller that provides a master PWM signal indicative of a difference between a predetermined setpoint and a process signal. The control circuit also includes a PWM splitter circuit that receives the master PWM signal and provides a first PWM signal for a first switch and a second PWM signal for a second switch. The first PWM signal corresponds to a first portion of the master PWM signal and the second PWM signal corresponds to a second portion of the master PWM signal. | 12-09-2010 |
| 20100308096 | HOLSTER FOR STICK ELECTRODES - The present invention includes a mountable holster for a package of stick electrodes and methods for mounting electrodes to an operator. In a particular embodiment, a mountable holster includes an electrode storage cavity extending longitudinally between a top receiving end and a bottom retaining end, a first surrounding member extending laterally about a perimeter of the electrode storage cavity, the first surrounding member forming the top receiving end of the holster; a pair of vertical members each extending longitudinally about the cavity along opposite sides of the cavity between the first surrounding strap and the bottom retaining end; a leg band extending from the holster and configured to be secured about a leg of an operator; and, a belt mount extending from the holster and configured to be secured to a belt of the operator. | 12-09-2010 |
| 20100301029 | WIRE FEEDER WITH AUTO-CONFIGURE POWER SUPPLY - A wire drive system includes a wire feed motor for feeding welding wire in a continuous welding process. The wire drive system further includes a controller connected to the wire feed motor for driving the motor responsive to a command signal. The controller is capable of detecting the source of power from which the wire feed motor is driven wherein a first possible source of power is taken from the welding arc and wherein a second possible source of power is taken from the welding power supply. | 12-02-2010 |
| 20100282728 | POWER SOURCE WITH FUME EXTRACTOR FOR WELDING - A power source for welding includes electrical components that generate heat during a welding operation, a fume extractor for removing welding fumes from a welding site during a welding operation, and a filtration device for filtering the welding fumes to produce filtered air such that the filtered air helps cool the electrical components. | 11-11-2010 |
| 20100282630 | RECEPTACLE FOR COILED WIRE - The present invention pertains to a hold down device for coiled wire stored in a wire storing container having a heading member that bounds a first coil face, a cover member bounding a second coil face, and a tensioning device extendable between the heading member and the cover member where the tensioning device is capable of applying compressive force between the heading member and the cover member. The heading member is fashioned having an integrally formed handle that eliminates the need to incorporate additional components for connecting to the tensioning device. | 11-11-2010 |
| 20100270307 | WELDING WIRE CONTAINER COVER AND CONTAINER CONTAINING SAME - The present invention provides a welding wire container lid contains a surface portion, a vertical portion extending downward from the surface portion at an end of the surface portion, a protrusion portion extending upward from the surface portion, and an elongated opening which extends from the protrusion portion onto the surface portion near the vertical portion. The opening has two sides opposite each other, where a first of the sides follows a contour of the surface portion and the protrusion portion and a second of the sides has a contour which is different from the contour of the first side. | 10-28-2010 |
| 20100270278 | AUTOMATIC BURNBACK CONTROL IN AN ARC WELDING SYSTEM - An arc welding system and method where burnback time (BBT) is correlated to wire feed speed (WFS). Means for feeding a wire electrode toward a workpiece and means for selecting a wire feed speed (WFS) are provided. Also, means for automatically adjusting a burnback time (BBT) of the wire electrode in response to the selected wire feed speed (WFS) is provided. | 10-28-2010 |
| 20100270194 | RETAINER RING FOR A WIRE PACKAGE AND METHOD OF USING THE SAME - A retainer ring is provided for use in a welding wire package having looped magnetic welding wire. The ring is a flat sheet of flexible permanent magnet material with an outer periphery and an inner periphery and includes printed material on the ring which can be cut from the ring and affixed to any metal surface. | 10-28-2010 |
| 20100263795 | DEVICE FOR PROCESSING WELDING WIRE - A device for processing a wire having an outer surface and moving along a given path in a given direction. The device comprises a conductive contact tube surrounding said path and electrically engageable with the wire as it moves along the path and through the tube and a dielectric sleeve adjacent the contact tube and extending in the given direction from the contact tube and around the path to define an annular gas passage between the dielectric sleeve and the wire. An inlet for processing gas is adjacent the contact tube. A conductive electrode sleeve is around the dielectric sleeve so a high frequency, high voltage signal between said electrode sleeve and the contact tube creates a dielectric barrier discharge plasma of the progressing gas in the annular passage. | 10-21-2010 |
| 20100262468 | SYSTEM AND METHOD FOR MANAGING WELDING CONSUMABLES - A system and method for managing welding consumable(s) is provided. The invention includes a welder having a consumable(s) monitor, a customer system and/or a remote system. The invention further provides for monitoring of welding consumable(s) usage and ordering of welding consumable(s) from suppliers, distributors and/or manufacturers. The invention further provides for an optional arc/weld quality monitor that provides information regarding weld quality. The invention further provides for invoicing a customer for welding consumable(s) as the consumable(s) are used by the customer. The invention further provides for invoicing of customers for welding consumable(s) that produce acceptable welds. The invention further provides for remote management of customer welding consumable(s) inventory based at least in part upon information received regarding welding consumable(s) usage. The invention further provides for communication with a production component, financial accounting component and/or materials management component in order to facilitate automation of welding consumable(s) management. | 10-14-2010 |
| 20100251672 | ELECTRODE PACKAGING TO REDUCE HANDLING DAMAGE - Package for electrode rods includes a container for holding a plurality of rods, an insert for the container, the insert having a first section that fits into the container and generally conforms to an internal shape of the container, and a second section that generally conforms to a bundled shape of a plurality of the rods, with a binding that applies tension about the insert second section. In one embodiment the insert may be made of corrugated board. | 10-07-2010 |
| 20100237053 | MODIFIED PHASE SHIFTED GATE DRIVE - A modified phase shift scheme that provides the minimum on-time and regulation benefits of the conventional phase shift method with the reduced circulating current benefits of the traditional PWM control. A welding machine comprises an inverter operatively connected to a controller, wherein the controller controls a welding process of the welding machine using modified phase shifted switching of the inverter. | 09-23-2010 |
| 20100237052 | METHOD AND APPARATUS FOR ADAPTIVE GMAW SHORT CIRCUIT FREQUENCY CONTROL - A welding apparatus having a waveform compensation device, a power section coupled to the waveform compensation device which generates a welding waveform in accordance with a signal from the waveform compensation device, and a frequency detection device which detects at least one of a voltage, current and power of a welding arc and determines a shorting frequency of the arc. The waveform compensation device adjusts at least a portion of the welding waveform based on an output from the frequency detection device. | 09-23-2010 |
| 20100230525 | WIRE DISPENSING APPARATUS FOR PACKAGED WIRE - A container includes side walls and a floor panel for packaging coiled wire, which may be welding wire. A wire dispensing apparatus is included that pays-off wire from the coil without tangling or twisting. The wire dispensing apparatus incorporates a plurality of flexible protrusions that extend from a base constructed to minimally contact the coil of wire. In particular, the wire dispensing apparatus incorporates an angled or curved base that rests against an inner circumference of the coiled wire. | 09-16-2010 |
| 20100230393 | WELD DATA ACQUISITION - A weld data acquisition system collects data from the weld controller according to user selected collection parameters. The weld data acquisition system is able to transmit the data at high frequency to a weld data software utility that provides a user interface. | 09-16-2010 |
| 20100227196 | WELDING TRIP STEELS - Welds made in TRIP steel workpieces by non-autogenous welding techniques can be made to approximate both the composition and microstructure of the TRIP steel being welded by formulating the weld to have controlled amounts of γ phase (austenite) stabilizers and cementite suppressors. | 09-09-2010 |
| 20100224611 | MANUAL WELDING ELECTRODE - An electrode for use in a welding process may comprise a finite length electrode core. The electrode core may be encapsulated at least partially within a coating comprising a flux material. One end of the electrode core may be tapered from a first diameter D to a second smaller diameter D | 09-09-2010 |
| 20100224610 | SYSTEM FOR TRACKING AND ANALYZING WELDING ACTIVITY - A system and a method for tracking and analyzing welding activity. Dynamic spatial properties of a welding tool are sensed during a welding process producing a weld. The sensed dynamic spatial properties are tracked over time and the tracked dynamic spatial properties are captured as tracked data during the welding process. The tracked data is analyzed to determine performance characteristics of a welder performing the welding process and quality characteristics of a weld produced by the welding process. The performance characteristics and the quality characteristics may be subsequently reviewed. | 09-09-2010 |
| 20100213179 | WELDING METHODS AND SYSTEMS - A welding system is provided, in which two electrodes are directed at a joint between two work pieces and the electrodes are energized with DC pulse or AC welding waveforms at a controlled waveform phase angle. The systems include a synchronizing controller to synchronize the welding waveforms, and a work point allocation system provides one or more work point values to the welding machines to provide synergic control of the welding according to a user selected system work point value or parameter. The systems and methods further provide for synchronized work point value modulation for the opposite sides of a dual fillet weld. The system and method further provide a high energy heat source that directs intense heat at a portion of the weld joint to improve weld penetration. | 08-26-2010 |
| 20100213089 | WELDING WIRE PACKAGE - A package for containing and dispensing wire from a coil of welding wire. The package having an outer layer with a bottom and an outer side wall having an upper edge defining a box opening for removing the wire from the package. The package further including an inner core positioned within the inner cylindrical opening of the wire coil wherein the inner core has a base supported by the package bottom and an oppositely facing core top. The core base being generally maintained relatively to the package bottom to prevent the core from “walking-up” the wire coil and the core top being allowed to tilt as the wire exits the package. | 08-26-2010 |
| 20100212058 | TILTABLE WELDING HELMET - A protective helmet comprising having a protective shell, and a headgear mounted to the protective shell, wherein the headgear includes a tilt mechanism, the tilt mechanism comprising a tilt arm having a spring secured to the tilt arm, the spring having free portion disposed between a first portion and a second portion, the first portion and second portion being secured to the tilt arm and the free portion being free from the tilt arm. | 08-26-2010 |
| 20100176109 | METHOD AND SYSTEM TO START AND USE A COMBINATION FILLER WIRE FEED AND HIGH INTENSITY ENERGY SOURCE - A method and system to start and use a combination wire feed and energy source system for any of brazing, cladding, building up, filling, and hard-facing overlaying applications. High intensity energy is applied onto a workpiece to heat the workpiece. One or more resistive filler wires are fed toward the workpiece at or just in front of the applied high intensity energy. Sensing of when a distal end of the one or more resistive filler wires makes contact with the workpiece at or near the applied high intensity energy is accomplished. Electric heating current to the one or more resistive filler wires is controlled based on whether or not the distal end of the one or more resistive filler wires is in contact with the workpiece. The applied high intensity energy and the one or more resistive filler wires are moved in a same direction along the workpiece in a fixed relation to each other. | 07-15-2010 |
| 20100176104 | METHOD AND APPARATUS FOR ADAPTIVE GMAW SHORT CIRCUIT FREQUENCY CONTROL AND METHOD OF HIGH DEPOSITION ARC WELDING - An electric arc welding device for performing a pulse welding process by a current between an advancing electrode and workpiece where the welder comprises a short detecting circuit for creating a short signal upon occurrence of a short circuit between the advancing electrode and the workpiece and a boost circuit to create a plasma boost pulse after the short circuit is cleared during the time period when the welder is not outputting the peak pulse current. The peak pulse current to background current ratio is high and the duration of the peak pulse is short. | 07-15-2010 |
| 20100155523 | WELDING WIRE GUIDE RING - A wire guiding device includes a base and a guide portion for streamlining the flow of coiled wire from a storage container. Side walls may be included to bridge the distance between the device and the storage container to prevent wire from rising upward around the outside of the wire guiding device. As the amount of wire in the bin decreases, the wire guiding device will float downward maintaining constant downward pressure on the coil of wire. Wire in the storage container will therefore be drawn out in a smooth manner limiting or substantially preventing tangles. | 06-24-2010 |
| 20100132351 | INTEGRATED ENGINE WELDER AND HYDRAULIC PUMP - An integrated welder, generator and hydraulic unit that includes a housing that at least partially contains components of a welder, generator and a hydraulic pump. An engine, an electric current generator, and a hydraulic pump are at least partially mounted in the housing. The electric current generator is at least partially connected to the engine to be at least partially driven thereby. The hydraulic pump can be at least partially powered by the electric current generator or the fuel powered engine during the operation of the engine. The integrated welder, generator and hydraulic unit can also include an air compressor. | 06-03-2010 |
| 20100129009 | FLUX BAG - A bag comprises a sheath which includes a first wall portion and a second wall portion joined longitudinally by gusseted sidewalls portions which define the bag volume. The sheath has gusseted regions having a first sheath thickness and a non-gusseted region between the gusseted regions having a second different sheath thickness. The bag also includes a first handle disposed on the exterior surface of the first wall portion at the first end of the bag and a second handle disposed on the exterior surface of the first wall portion at the second end of the bag. The first handle and second handle have outer regions having a first sheet thickness and an inner region having a second different sheet thickness. The sum of the first sheath thickness and the first sheet thickness is equal to the sum of the second sheath thickness and the second sheet thickness. | 05-27-2010 |
| 20100127478 | DUAL TRAILER HITCH - A trailer hitch includes multiple hitch connectors for connecting the trailer to a towing vehicle in different ways. The trailer hitch includes multiple connectors at distal ends of the hitch body. The trailer hitch can be position such that either end is facing the towing vehicle. Mounting plates secure the trailer hitch to the trailer frame and may be adjustable vertically to raise or lower the height of the trailer hitch with respect to the trailer frame. | 05-27-2010 |
| 20100122450 | SYSTEM AND METHOD FOR CLASSIFYING WIRE - A quantity of wire is associated with a number of interruptions that occurred during the production and/or subsequent processing of the wire. The number of interruptions is used to classify the wire as being of a particular quality and/or suitable for a particular task. | 05-20-2010 |
| 20100116802 | ADDITION OF LITHIUM ALUMINATE TO IMPROVE THE PERFORMANCE OF SELF SHIELDED ELECTRODES - A self-shielding welding electrode and a method of making the same are provided. The self-shielding welding electrode contains lithium aluminate in either the flux or the electrode portion of the electrode. | 05-13-2010 |
| 20100115067 | METHOD OF DISCOVERY AND COMMUNICATION WITH INDUSTRIAL EQUIPMENT - A method, a computer-readable medium, a software application, and a computer-based apparatus for initially establishing communication with a device on a local area network (LAN) in a substantially automated manner. A broadcast discovery request is transmitted over the network and the network is monitored for responses from devices connected to the network. A responding device is selected and a determination is made as to if a primary IP address of the selected device is within a predetermined subnet. Otherwise, a determination is made as to if a current alternate IP address of the selected device is within the predetermined subnet. Otherwise, a new alternate IP address is generated and may be conditionally assigned to the selected device. One of the primary IP address, the current alternate IP address, or the new alternate IP address is used to connect to the selected device for the purpose of communicating with the selected device. | 05-06-2010 |
| 20100096436 | SEMI-AUTOMATIC BRAZING DEVICE - A semi-automatic brazing apparatus having a brazing wire feeding apparatus containing a brazing wire feed mechanism a controller, and a user input device. The brazing wire from a brazing wire source is continuously drawn from the source through the apparatus via the feeding mechanism and is directed towards a brazing gun for a semi-automatic brazing operation. | 04-22-2010 |
| 20100096375 | AUTOMATIC WIRE FEEDING SYSTEM - An apparatus and method for feeding welding wire, where the apparatus contains a wire feeding device which pays out a wire and a power source which provides a current and voltage to the wire while it is being paid out. The apparatus further includes a detection circuit which detects a short circuit in the wire when the wire makes contact with a work piece or the like, and upon detection of the short circuit the wire feeding device stops feeding the wire so that a desired stick out distance is achieved. | 04-22-2010 |
| 20100096374 | ROTATING WELDING GUN HANDLE TO ACHIEVE TRIGGER-UP OR TRIGGER-DOWN ORIENTATION - An invention is provided which comprises a welding gun assembly having a handle portion which is rotatable with respect to a fume tube assembly and a hose assembly to which it is coupled. The gun assembly employs a locking collar to secure the fume tube assembly to the handle portion which allows the handle portion to be positioned in any positioned within 360 degrees of a normal position, without the need for reconfiguring any other portion of the gun assembly. | 04-22-2010 |
| 20100096373 | SYSTEM AND METHOD FOR CONTROLLING A HYBRID WELDING PROCESS - A system and method for controlling a hybrid welding process. An integrated hybrid welding power source includes a first power supply for providing a first welding output and a second power supply for providing a second welding output. The first power supply and the second power supply are operatively connected to coordinate the first welding output with the second welding output in real time while operating concurrently. | 04-22-2010 |
| 20100095508 | SPIRALLY WELDED CONICAL TOWER SECTIONS - An apparatus and method for manufacturing conical tower sections is provided in which a plate member is continuously rolled such that a conical shape is imparted on the tower section. A plate is rolled such that a seam angle is continuously changed to effect a diameter change in the tower section to create conical shape. | 04-22-2010 |
| 20100090049 | CASTELLATED REEL CORE - A spool or reel for retaining continuously wound material may include a central barrel and spaced apart flange members extending from the central barrel. I he central barrel has an outer face for receiving the continuously wound wire, wherein both ends of the barrel are castellated. The inner face of a first and second flange include an interrupted groove comprised of a series of slots that are sized to receive the castellated first end of the barrel and the flanges are secured to the barrel by a plurality of through-bolts extending from the first flange to the second flange, securing the first flange to the first end of the barrel and the second flange to the second end of the barrel. The castellated ends of the barrel and the portions of the interrupted groove between the slots form a crisscrossed pattern that prevents the wire from entering the slots or entering the barrel and tangling during payoff of the wire, even when the spool is heated. | 04-15-2010 |
| 20100086702 | METHODS AND MATERIALS FOR LASER CLADDING - In a laser cladding, a diamond particulate is applied to the base material of an article that has been melted by an energy source such as a laser. The particulates are introduced into the molten material and allowed to settle as the article surface cools and solidifies. The diamond particulates function to increase the wear resistant characteristics of the article. In one embodiment, the diamond particulates are covered with a metallic veneer, which may be tungsten. | 04-08-2010 |
| 20100084388 | WELDING ELECTRODE AND METHOD OF MANUFACTURE - A welding electrode includes a sheath formed from a strip of metal having first and second edges. The sheath has an initial cross-sectional area and a second as-drawn cross-sectional area, and a core is received within the sheath. The second cross-sectional area is at least an 80% reduction of the initial cross-sectional area. | 04-08-2010 |
| 20100084379 | METHODS AND MATERIALS FOR HARD-FACING - In a hard facing process, a core material is applied to the base material of an article, which may incorporate metal components. An additive is introduced into a molten puddle generated by the hard facing process. The additive functions to increase the wear resistant capabilities of the hard faced article. In one embodiment, the additive comprises mineral particulates, which may consist of diamond granules. | 04-08-2010 |
| 20100079233 | PLANAR TRANSFORMER - A planar transformer includes first and second windings that may be comprised of electrically conductive traces etched onto one or more printed circuit boards. The printed circuit boards may be arranged in various orientations so as to change the turns ratio of the planar transformer. In one embodiment, the printed circuit boards are substantially similar and may be electrically connected via connectors that separate the circuit boards. Insulating sleeves may be inserted between the printed circuit boards in an interleaved configuration. | 04-01-2010 |
| 20100079229 | PLANAR TRANSFORMER AND METHOD OF MANUFACTURING - A planar transformer includes first and second windings that may be comprised of electrically conductive traces etched onto one or more printed circuit boards. The printed circuit boards may be arranged in various orientations so as to change the turns ratio of the planar transformer. In one embodiment, the printed circuit boards are substantially similar and may be electrically connected via connectors that separate the circuit boards. Insulating sleeves may be inserted between the printed circuit boards in an interleaved configuration. | 04-01-2010 |
| 20100072184 | ROBOT CELL - A robot cell comprises a support having a top surface within a plane and configured to rotate about a central axis substantially normal to the plane and a plurality of welding tables including a first welding table and a second welding table. The first welding table is operably connected to the support and configured to rotate about a first axis substantially parallel to the plane and about a second axis substantially normal to the plane. The first welding table is configured such that the second axis remains substantially normal to the plane while the first welding table rotates about the first axis. The second welding table is operably connected to the support and configured to rotate about a third axis substantially parallel to the plane and about a fourth axis substantially normal to the plane. The second welding table is configured such that the fourth axis remains substantially' normal to the plane while the second welding table rotates about the third axis. | 03-25-2010 |
| 20100065539 | 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 at least one of a true energy and true power input to the welding output circuit path. | 03-18-2010 |
| 20100062406 | VIRTUAL REALITY PIPE WELDING SIMULATOR - A simulator facilitates virtual welding activity of pipe and open root weld joints. The simulator may include a logic processor based system operable to execute coded instructions for generating an interactive welding environment that emulates welding activity on a section of virtual pipe having at least one virtual weld joint. It also includes a display connected to the logic processor based system for visually depicting the interactive welding environment, wherein the display depicts the section of virtual pipe. A mock welding tool is provided for performing virtual welding activity on the at least one weld joint in real time where one or more sensors are adapted to track movement of the input device in real time for communicating data about the movement of the input device to the logic processor based system. | 03-11-2010 |
| 20100062405 | SYSTEM AND METHOD PROVIDING ARC WELDING TRAINING IN A REAL-TIME SIMULATED VIRTUAL REALITY ENVIRONMENT USING REAL-TIME WELD PUDDLE FEEDBACK - A real-time virtual reality welding system including a programmable processor-based subsystem, a spatial tracker operatively connected to the programmable processor-based subsystem, at least one mock welding tool capable of being spatially tracked by the spatial tracker, and at least one display device operatively connected to the programmable processor-based subsystem. The system is capable of simulating, in virtual reality space, a weld puddle having real-time molten metal fluidity and heat dissipation characteristics. The system is further capable of displaying the simulated weld puddle on the display device in real-time. | 03-11-2010 |
| 20100048273 | WELDING SIMULATOR - Embodiments of the present invention pertain to a computer program product and processor based computing system that provides processing means for executing coded instructions and input means for interacting with said processing means to create a virtual welding environment. The system establishes an objective to change a functional or operational state of a virtual article, and directs the end user to perform at least one virtual welding operation for changing its functional state. The system trains new users and inexperienced welders on the fundamental aspects of welding and other technical | 02-25-2010 |
| 20100038350 | WIRE FEEDER WITH CURVED FORCE GENERATING ELEMENT(S) FOR BETTER POSITIONING OF AN ADJUSTING MECHANISM - An apparatus for feeding a wire. The apparatus includes at least one pair of rotatable rollers and at least one curved or curvable force-generating element. The at least one curved or curvable force-generating element is capable of applying a force via a proximal end of the at least one curved or curvable force-generating element to displace a first roller of the at least one pair of rotatable rollers towards a second roller of the at least one pair of the rotatable rollers to engage a wire there between. The apparatus further includes an adjustment mechanism operationally connected at a distal end of the at least one curved or curvable force-generating element to allow adjustment of the applied force. | 02-18-2010 |
| 20100000895 | OVERWRAP FOR PACKAGED ARTICLES - An overwrap provides cushioning and protection for an object, stored in a bag or other container, during transport and/or storage. The overwrap has a generally smooth exterior surface and textured interior surface that is pliable for conforming to bumps or other raised portions of the object thereby providing a generally smooth exterior covering that minimizes frictional forces with the bag. The overwrap may include one or more folding scores that allow the body of the overwrap to bend into a channel. A plurality of material discontinuities may also be included that allow the overwrap of conform to the object without bunching. | 01-07-2010 |
| 20090321404 | ADDITION OF RARE EARTH ELEMENTS TO IMPROVE THE PERFORMANCE OF SELF SHIELDED ELECTRODES - A self-shielding welding electrode and a method of making the same are provided. The self-shielding welding electrode contains rare earth aluminide in either the flux or the electrode portion of the electrode. The self-shielding welding electrode contains at least about 0.5% by weight of the flux of rare earth aluminide. | 12-31-2009 |
| 20090321402 | METHOD TO IMPROVE THE CHARACTERISTICS OF A ROOT PASS PIPE WELD - A method and a system for forming a root pass weld for a root pipe joint. A substantially periodic electric welding waveform is generated and a series of electric arc pulses are generated between an advancing welding electrode and a root pipe joint in response to the electric welding waveform. The electric welding waveform includes a base cycle having a background current phase providing a background current level, a peak current phase providing a peak current level, a tail-out current phase providing a decreasing tail-out current level, and at least one heat-increasing current pulse during the background current phase providing a heat-increasing current level being above the background current level. | 12-31-2009 |
| 20090321401 | Method and System to Increase Heat Input To a Weld During a Short-Circuit Arc Welding Process - A method and a system to increase heat input to a weld during an arc welding process. A series of electric arc pulses are generated between an advancing welding electrode and a metal workpiece using an electric arc welding system capable of generating an electric welding waveform to produce the electric arc pulses. A cycle of the electric welding waveform includes a pinch current phase providing an increasing pinch current level, a peak current phase providing a peak current level, a tail-out current phase providing a decreasing tail-out current level, and a background current phase providing a background current level. At least one heat-increasing current pulse of the cycle is generated, providing a heat-increasing current level, during the background current phase, where the heat-increasing current level is above the background current level. The cycle of the electric welding waveform with the at least one heat-increasing current pulse may be repeated until the arc welding process is completed. | 12-31-2009 |
| 20090314759 | WELDING WIRE WITH PEROVSKITE COATING - The electrical resistance between a welding wire used for arc welding and the welding gun contact tip through which it passes is reduced by providing on the surfaces of the welding wire a solid conductor comprising an electrically conductive perovskite or other thermally stable, electrically conductive particulate solid. | 12-24-2009 |
| 20090314756 | WELDING WIRE FOR SUBMERGED ARC WELDING - The copper cladding normally applied to the surfaces of a submerged arc welding wire for preventing weld gun contact tip abrasive wear is replaced with a solid lubricant. This eliminates copper contamination of the weld from the copper cladding while preserving the useful life of the contact tip. | 12-24-2009 |
| 20090302018 | WIRE DRIVE FOR WIRE FEEDER AND SPOOL GUN - A modular welding wire feed drive for use in a welding system. The welding wire feed drive is designed to be detachably connected to the welding wire feed system of the welding system. The welding wire feed drive includes a drive housing designed to be detachably connectable to the welding wire feed system, a wire contact arrangement designed to controllably feed welding wire through the welding wire feed drive, and a drive motor that is connected to or interconnected to the wire contact arrangement to at least partially drive the wire contact arrangement. | 12-10-2009 |
| 20090295027 | SYSTEM AND METHOD OF SEALING ELECTRICAL COMPONENTS IN A FRAME TRAY - Electrical components mounted onto a circuit board may be sealed within a frame tray upon the addition of a curable material that encapsulates the circuit board. The electrical components of the circuit board are positioned and sealed within the frame tray such that the cured material does not affect an airflow path which dissipates heat produced by the electrical components during use. The curing of the curable material shields the circuit board from moisture, dust and other environmental contaminates. | 12-03-2009 |
| 20090294427 | METHOD OF PULSE WELDING AND CONTACT TIP THEREFOR - A contact tip for a welding gun having a central passage for a welding wire moving in a given direction toward a workpiece and receiving a welding signal by contact of the wire with the tip. The passage has an innermost end, an outermost exit end and a length. An opening in the contact tip intersects the passage so a pressure block slidably mounted in the opening is biased toward the wire by a spring around the contact tip urging the block against the wire. This tip is dimensioned and constructed to perform pulse welding by a relatively ductile wire. | 12-03-2009 |
| 20090294147 | ENCLOSURE FOR ELECTRICAL RECEPTACLE - An enclosure for an electrical receptacle includes walls having one or more recesses for receiving associated electrical conductors. The recesses may be covered by at least a first membrane enclosing the recess. The conductors may be manually inserted through the membrane wherein the membrane and/or the recess is self-sealing to automatically encapsulate the girth of the associated electrical conductors. | 12-03-2009 |
| 20090272790 | COLLAPSIBLE CARTON - A carton includes scores that create pleats fashioned in the walls of the carton. As weight from subsequently stacked materials impinge on the carton, the side walls collapse in a substantially uniform manner leaving the carton top in tact and substantially level with the bottom of the carton. | 11-05-2009 |
| 20090269131 | STRUCTURAL MEMBER FOR ENCLOSURE - An enclosure includes wall members connected together by structural members forming joints of the enclosure. The structural members may be extruded from aluminum or other generally rigid material and may comprise a series of mounting channels and fastener channels to which the internal components of the enclosure may be mounted. | 10-29-2009 |
| 20090266739 | IMPACT BARRIER FOR ENCLOSURE - A resiliently deformable shield is affixed to the exterior of an enclosure, housing one or more internal components. The resiliently deformable shield is fashioned with one or more recesses that allow the shield to deform and deflect impact force away from the enclosure walls. Apertures may be fashioned in the shield walls for receiving fasteners that are used affix the shield with respect to the enclosure housing. | 10-29-2009 |
| 20090261196 | WELDING WIRE GUIDE RING - A wire guiding device includes a base and a guide portion for streamlining the flow of coiled wire from a storage container. Side walls may be included to bridge the distance between the device and the storage container to prevent wire from rising upward around the outside of the wire guiding device. As the amount of wire in the bin decreases, the wire guiding device will float downward maintaining constant downward pressure on the coil of wire. Wire in the storage container will therefore be drawn out in a smooth manner limiting or substantially preventing tangles. | 10-22-2009 |
| 20090261073 | SYSTEM AND METHODS OF USING VARIABLE WAVEFORM AC ARC WELDING TO ACHIEVE SPECIFIC WELD METAL CHEMISTRIES - A system and methods for overlaying metal in an arc welding operation to achieve a resultant weld metal chemistry of the resultant weld metal. Various combinations of DC+/DC− balance settings and DC offset settings for an AC Waveform of an arc welding overlaying process may be correlated to resultant chemistries of resultant weld metals. The correlations may be subsequently used to select a combination of a balance setting and an offset setting for an AC waveform that results in a desired weld metal chemistry for an arc welding overlaying process using an overlay metal and a base substrate metal. | 10-22-2009 |
| 20090230140 | REINFORCING MEMBER FOR SEALED CONTAINER - A sealed container includes a reinforcing member for protecting the container walls from exposure to damage caused by impact or other forces. The reinforcing member may be a generally concave and rigid member configured to match the end of the container. The reinforcing member may cover the seal of the container and may be removed and replaced with a re-sealing cap. When installed, the reinforcing member may function to strengthen the container by the absorbing shock. | 09-17-2009 |
| 20090205290 | INSERT FOR CONTAINER PACKAGING - A container insert for taking up extra space may be placed in a container intended for storage and/or shipment of material to an end user. The insert may be generally longitudinal having a helical configuration that may be expanded and constricted for taking up different volumes of space within the container respective of the amount of material stored therein. The insert may also be elastically deformable or generally pliable and may absorb impact forces for preventing or minimizing damage to the material. | 08-20-2009 |
| 20090184098 | SYSTEM FOR MEASURING ENERGY USING DIGITALLY CONTROLLED WELDING POWER SOURCES - A method and system for internally determining, within a welding power supply, the energy input into a weld during a welding operation. The method includes determining a total energy input into the weld during a first time period, and determining a length of the weld made during the first time period. | 07-23-2009 |
| 20090181567 | SEALED CONNECTOR - A connector housing includes one or more cavities for receiving corresponding conductors used to electrically communicate one or more circuits. The connector housing includes a seal on a first surface that prevents the passage of contaminants or other substances from the region between the cavities and the conductors. The seal may include recesses positioned to align with the one or more cavities of the connector housing. The conductors may be connected to the connector housing by pushing the conductors through the seal where after the seal automatically closes around the protruding conductors. | 07-16-2009 |
| 20090166345 | WIRE FEEDER HAVING CHANGEABLE HOUSING - A modular portable welding wire feeder housed in a easily removable and interchangeable housing. The wire feeder includes a wire feeding module conveniently mounted inside of the housing. The housing is configured so that it may easily be removed from the wire feeing module, thereby allowing the housing to be easily replaced or exchanged as needed by the user. | 07-02-2009 |
| 20090166234 | VAPOR BARRIER FOR ELECTRODE PACKAGING - A container is constructed for storing bulk material, and more specifically welding electrode, that incorporates layers of substantially dissimilar materials. A first layer of material provides rigidity to the container, while a second layer of material provides a vapor barrier for restricting moisture from entering the container. The container walls may be configured such that a vapor barrier is disposed between the rigid container walls. | 07-02-2009 |
| 20090165428 | INSERT FOR CONTAINER PACKAGING - A container insert for taking up extra space may be placed in a container intended for storage and/or shipment of material to an end user. The insert may be generally longitudinal having a helical configuration that may be expanded and constricted for taking up different volumes of space within the container respective of the amount of material stored therein. The insert may also be elastically deformable or generally pliable and may absorb impact forces for preventing or minimizing damage to the material. | 07-02-2009 |
| 20090134137 | WELDING CONTRACTOR APPARATUS WITH IMPROVED HEAT DISSIPATION - A contactor device used in a wire-feeder employed in a welding system is disclosed. The contactor uses oversized nuts, increased torque and surface features to increase the heat dissipation of the contactor. This solution is an economical way of increasing heat dissipation to extend the life of contactors that are subject to failure due to heating and increased internal resistance. | 05-28-2009 |
| 20090120919 | METHOD OF WELDING TWO SIDES OF A JOINT SIMULTANEOUSLY - A system for arc welding two sides of a joint simultaneously is disclosed. By customizing welding waveforms and the distance between two or more electrodes, weld currents can be designed to transfer current to and through one or more electrodes in addition to the current traditionally passed only to the common node. | 05-14-2009 |
| 20090109128 | DISPLAY WITH REPLICA WELDING HELMET VIEWER - A display device that includes a housing that houses a display, and a control panel. Control panel and display are connected to a controller disposed inside of the housing. A control device can also be attached to display device. The control device is configured to resemble a welding gun. The control device is also connected to the controller. A viewer, such as welding mask viewer, is be mounted to the housing of display device. | 04-30-2009 |
| 20090108008 | STACKABLE CONTAINER - A container for storing welding electrodes includes a container body and a container cap constructed via thermoplastic injection molding. The container is constructed with walls that define an interior region and complementary upper and lower surfaces. When multiple containers are stacked together, the upper surface of one container engages the lower surface of an adjacent container thereby restraining lateral movement between the containers. However, the configuration of the upper and lower surfaces allows for longitudinal movement between the containers. | 04-30-2009 |
| 20090095834 | SPOOL FOR RETAINING WIRE - A spool or reel for retaining continuously wound material may include a central barrel and spaced apart flange members extending from the central barrel. The flange members may incorporate a retaining member comprising the curved channel terminating at the first and second holes fashioned in an inner face of the flange members. The flange members may also incorporate one or more holes or apertures for use with associated sensors where the holes or apertures include a rim to circumference for easy detection by the associated sensors. The flange members may further comprise label platforms that securely receive labels that are to be affixed to the spool or reel. | 04-16-2009 |
| 20090071949 | USER INTERFACE FOR WELDING POWER SUPPLY - A welding power supply includes a user interface that allows the operator to adjust one or more welding parameters comprising a welding sequence for a welding process. The user interface may include a display, which may be a graphical display depicting the welding sequence and the one or more welding parameters. The user interface may further dynamically depict a pictograph, icon or other graphical image showing how changes to the one or more welding parameters will affect the welding process, which in an exemplary manner may be the welding bead profile and/or the welding arc profile. | 03-19-2009 |
| 20090071942 | METHOD AND APPARATUS OF WELDING WITH ELECTRICAL STICKOUT - A method of welding includes continuously passing a MIG electrode through a welding tip and nozzle of a welding gun, where a stickout distance of the MIG electrode is maintained in the range of about 1¼ to about 2 inches during welding. Further, a length of the nozzle of the welding gun is such that a distance between the end of the nozzle of the end of the electrode is about ¼ inch to about ¾ inch. | 03-19-2009 |
| 20090057460 | WIRE GUIDE INSERT AND METHOD FOR DRUM PACKAGE PAYOFF - Arrangements and methods for welding wire payoff sources. A tapered core and base plate, optionally along with a wire guide insert, are configured with a payout drum package and a cover containing a welding wire stack such that the welding wire may be payed off smoothly from the wire stack during an arc welding operation, without the welding wire flipping or tangling. | 03-05-2009 |
| 20090057459 | APPARATUS AND METHOD FOR TAPERED CORE DRUM PACKAGE PAYOFF - Arrangements and methods for welding wire payoff sources. A tapered core and base plate, optionally along with a wire guide insert, are configured with a payout drum package and a cover containing a welding wire stack such that the welding wire may be payed off smoothly from the wire stack during an arc welding operation, without the welding wire flipping or tangling. | 03-05-2009 |
| 20090045172 | METHOD OF OPEN ROOT WELDING - A method of welding the ends of two pipe sections at the open root between said spaced ends, said method comprising: selecting a metal cored welding wire having a metal sheath and a core, the wire comprising about 0.08-0.13% by weight of carbon, about 0.60-1.20% by weight manganese, and about 0.0-0.40% by weight silicon, as well as sulfur, phosphorous, chromium, nickel, molybdenum, niobium, vanadium, nitrogen, copper, and aluminum. | 02-19-2009 |
| 20090039616 | DUAL TRAILER HITCH - A trailer hitch includes multiple hitch connectors for connecting the trailer to a towing vehicle in different ways. The trailer hitch includes multiple connectors at distal ends of the hitch body. The trailer hitch can be position such that either end is facing the towing vehicle. Mounting plates secure the trailer hitch to the trailer frame and may be adjustable vertically to raise or lower the height of the trailer hitch with respect to the trailer frame. | 02-12-2009 |
| 20090039614 | SYSTEM AND METHOD FOR INSTALLING A WELDING POWER SUPPLY ONTO A TRAILER - A trailer includes reference marks that depict the position whereby cargo may be placed for proper installation on the trailer. The reference marks may be applied by affixing a label onto the frame of the trailer respective of the trailer axle. One or more reference marks may be applied depicting the multiple positions, one for each of differently sized cargo, which may be welding power supplies. Instructions may also be used in conjunction with the labels for instructing placement of the welding power supply at the appropriate position respective of the trailer axle. | 02-12-2009 |
| 20090039064 | WELDING APPARATUS PROVIDING AUXILIARY POWER - Welding wire feeders and a stick electrode holder capable of providing auxiliary electric power from a welding power source via an electrode cable to an auxiliary welding tool. A welding output of the welding power source may be switched between a regulated primary power and a regulated auxiliary power. An auxiliary welding tool, when connected to the welding wire feeder or the stick electrode holder, may use the regulated auxiliary power provided via the electrode cable when the regulated auxiliary power is selected. | 02-12-2009 |
| 20090020970 | WELDING CARRIAGE WITH CHANGEABLE WHEEL CONFIGURATION AND MODULAR CONSTRUCTION - An invention is provided which comprises a welding carriage having a base, rear wheel assemblies disposed at one end of the base, a first front wheel assembly attachment member disposed on a second side of the base, and a first front wheel assembly configured to removably engage with the front wheel assembly attachment member to securely couple with the base. The welding carriage may also include a second front wheel assembly attachment member disposed on a second side of the base, and a second front wheel assembly configured to removably engage with at least the at least one front wheel assembly attachment member to securely couple with the base. The carriage may also include at least two welding attachment portions, where both welding attachment portions have the same cross-sectional characteristics. | 01-22-2009 |
| 20090014579 | WELDING WIRE GUIDE RING - A wire guiding device includes a base and a guide portion for streamlining the flow of coiled wire from a storage container. Side walls may be included to bridge the distance between the device and the storage container to prevent wire from rising upward around the outside of the wire guiding device. As the amount of wire in the bin decreases, the wire guiding device will float downward maintaining constant downward pressure on the coil of wire. Wire in the storage container will therefore be drawn out in a smooth manner limiting or substantially preventing tangles. | 01-15-2009 |
| 20090014572 | WELDING WIRE GUIDE RING - A wire guiding device includes a base and a guide portion for streamlining the flow of coiled wire from a storage container. Side walls may be included to bridge the distance between the device and the storage container to prevent wire from rising upward around the outside of the wire guiding device. As the amount of wire in the bin decreases, the wire guiding device will float downward maintaining constant downward pressure on the coil of wire. Wire in the storage container will therefore be drawn out in a smooth manner limiting or substantially preventing tangles. Protrusions may also be formed around the peripheral edge of the wire guiding device for preventing the wire from rising up and over the wire guiding device. | 01-15-2009 |
| 20080308539 | TANDEM WELDING CARRIAGE WITH CHANGEABLE WHEEL CONFIGURATION AND MODULAR CONSTRUCTION - An invention is provided which comprises a tandem welding carriage having at least two welding carriages coupled to each other. Each of the welding carriages having a base, rear wheel assemblies disposed at one end of the base, and welding attachment portions. The two welding carriages are coupled to each other using a coupling member, and each welding carriage is carrying an arc welding device and/or spool to allow for tandem arc welding. | 12-18-2008 |
| 20080296278 | AUTOMATIC WELDING WIRE FEED ADJUSTER - An automatic wire feed adjuster, including a feeding mechanism including a pair of rollers that feeds a wire therebetween, a tension controller that adjusts a tension between the pair of rollers, a wire speed sensor that measures a fed speed of the wire after exiting the feeding mechanism, and a control circuit that compares a driven speed of the wire with the fed speed of the wire, and that decides whether to instruct the tension controller to adjust the tension between the pair of rollers. | 12-04-2008 |
