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"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."
Napoleon Bonaparte ; When told of the Robert Fulton steamboat
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| Number | Title | Issue Date |
| 8129660 | Buffer device for a welding wire and welding unit The invention relates to a device for buffering a welding wire, whereby a wire buffer, in particular a wire buffer magazine is arranged between a wire advance device and a further wire advance device which is preferably arranged in the vicinity of a welding torch, o... | 03/06/2012 |
| 7767934 | Torch feed roll adjustment lever A torch and a welder having a torch constructed to pull a consumable weld wire thereto are disclosed. The torch includes a wire feeder assembly having a first feed roll and a second feed roll. Operation of the feed rolls pulls a consumable weld wire to the torch. A ... | 08/03/2010 |
| 7692117 | Wire gripper for a drive unit of a wire feeder A gripping device is disclosed for a set of pinch rollers used in a wire feeder that supplies a welding operation with a consumable welding wire. The welding wire passes between the pinch rollers whereby the pinch rollers engage the wire with a gripping force and in... | 04/06/2010 |
| 7687742 | Wire gripper for a drive unit of a wire feeder A gripping device is disclosed for a set of pinch rollers used in a wire feeder that supplies a welding operation with a consumable welding wire. The welding wire passes between the pinch rollers whereby the pinch rollers engage the wire with a gripping force and in... | 03/30/2010 |
| 7465902 | Wire feed control assembly A wire feed assembly and torch and welding systems are disclosed. The wire feed assembly includes a motor drivingly connected to at least one roll of a pair of rolls. A controller is connected to the motor and is constructed to control the operation thereof. A knob ... | 12/16/2008 |
| 7363693 | Wire-processing device A wire-processing device has a belt-drive that feeds a wire to a swivel-arm with a gripper. Drives operate the swivel-arm in a swiveling motion and/or in a linear motion. The swivel-arm has a neutral position on a longitudinal axis of the wire and on the axis is a p... | 04/29/2008 |
| 7335854 | Method and system of determining wire feed speed A system and method for controlling a wire feeder is disclosed. The speed by which a wire feeder delivers consumable weld wire to a weld is dynamically controlled based on feedback from a contact-less sensor. The contact-less sensor provides the feedback directly fr... | 02/26/2008 |
| 7329827 | Wire-guide nozzle assembly for a robotic TIG welding torch The invention relates to a wire-guide/nozzle assembly (11, 13) for an electric arc welding torch, comprising at least one nozzle (11) for delivering gas and at least one wire-guide system (13) for guiding at least one consumable wire, characteri... | 02/12/2008 |
| 7301124 | System and method for coordinating wire feeder motor operation The present invention is directed to an apparatus and method for coordinating wire feeder motor operation. A wire feeder system includes a push motor configured to push a welding wire at a desired speed to and a pull motor configured to pull the welding wire from th... | 11/27/2007 |
| 7244909 | Welding gun Several aspects of an in-line welding gun are disclosed. In one aspect, the welding gun has a variable profile insulating boot disposed over the torch barrel of the gun. The variable profile insulating boot may include a molded material having varying thickness to p... | 07/17/2007 |
| 7241972 | Miniature welding gun A welding gun includes a motor, a wire feed mechanism, a power block, a welding tip, a and a cup. A substantially rigid shell surrounds the motor to form a handle. A gas passage for receiving inert gas from an inert gas source and delivering the inert gas to the gas... | 07/10/2007 |
| 7241969 | Umbilical-member managing system for industrial robot An umbilical-member managing system for an industrial robot. The embodiment of the umbilical-member managing system provided in an arc welding robot serves to lay and manage, along a manipulator, a torch cable connected to a welding torch attached to the manipulator... | 07/10/2007 |
| 7202442 | Cable arrangement for robot arm, and industrial robot utilizing the same A cable arrangement for a robot arm is provided, which includes a rotation arm and a line member such as a power cable. The rotation arm has a front end and a base end, the front end being provided with a swing shaft, the base end being provided with a rotational sh... | 04/10/2007 |
| 7176411 | Wire feeder A wire feeder for supplying consumable welding wire to a welding gun includes a housing and a wire advancing mechanism connected to the housing for paying wire from a wire spool to a welding gun. A storage tray is formed with the housing. A wire spool support is con... | 02/13/2007 |
| 7176410 | Method of welding motor vehicle elements, in particular tailored blanks An electric-arc welding process for assembling parts that are components of a motor vehicle, in which a consumable wire is used that is subjected to a cyclic mechanical movement. The wire is moved closer to and then further away from the parts to be welded so as to ... | 02/13/2007 |
| 7173213 | Torch cable disposition structure for arc-welding robot A first wrist element is rotatably provided on the front end of a forearm base of a robot. A second wrist element is rotatably provided on the first wrist element. A welding torch is rotatably supported via a transmission mechanism. A wire feeder is disposed at a po... | 02/06/2007 |
| 7165707 | Method and apparatus for feeding wire to a welding arc A method and apparatus for feeding wire in a welding system include one or more motors disposed adjacent the wire to drive it. A wire feed motor is also disposed along the wire path, and is closer to the source of wire than the torch, and closer to the source than t... | 01/23/2007 |
| 7105771 | Torch cable accommodating structure of arc welding robot A first wrist element is provided at a distal end of a front arm of an arc welding robot rotatably about a first axial line, a second wrist element is provided on the first wrist element rotatably about a second axial line, and a welding torch is supported on the se... | 09/12/2006 |
| 7091442 | Welding apparatus and method for welding overlapping coated sheets A welding apparatus spot welds an upper sheet and a lower sheet together. A substantially semi-circular hole or notch is formed at an edge of the upper sheet at the desired location of spot welding. When the semi-circular hole or notch is formed, the process does no... | 08/15/2006 |
| 7078646 | Wire-guide/nozzle assembly for a robotic TIG welding torch A wire-guide/nozzle assembly for an electric arc welding torch, with at least one nozzle for delivering gas and at least one wire-guide system for guiding at least one consumable wire, distinguished in that the downstream end of the wire-guide system runs into the n... | 07/18/2006 |
| 7038168 | Spindle and spool for welding gun A welding gun includes a motor, a wire feed mechanism, a power block, a welding tip, a and a cup. A substantially rigid shell surrounds the motor to form a handle. The gun includes a spindle, a spool and a quick disconnect mechanism for coupling the spool to the spi... | 05/02/2006 |
| 7034250 | Welding wire dispensing assembly and apparatus for providing adjustment of rotational resistance in a spool A welding wire dispensing assembly and apparatus for providing adjustment of rotational resistance in a spool includes a spool support, an axle assembly, and a resistance adjustment assembly. The spool support is rotatably mounted to the welding wire dispensing asse... | 04/25/2006 |
| 7026574 | Wire gripper for a drive unit of a wire feeder A gripping device for a set of pinch rollers used in a wire feeder that supplies a welding operation with a consumable welding wire. The welding wire passes between the pinch rollers whereby the pinch rollers engage the wire with a gripping force and incrementally r... | 04/11/2006 |
| 6969823 | Method and apparatus for controlling a welding system A method and apparatus for controlling a welding-type power supply includes providing a current wave form having an arc current portion and a short circuit current portion. An arc state is entered by retracting a welding wire, and a short circuit state is entered by... | 11/29/2005 |
| 6963048 | Method and apparatus for welding with mechanical arc control A method and apparatus for feeding wire from a source of wire to a weld includes one or more motors disposed adjacent the wire to drive the wire to the weld. A buffer is disposed between the source and an arc end of the torch. Another motor may be disposed near the ... | 11/08/2005 |
| 6903305 | Welding wire feeder A push-pull welding wire feeder includes plural wire feeding units provided in a wire feeding passage extending from a welding wire magazine, in which a roll of welding wire is accommodated, via a wire guide tube to a welding torch. At least one of the wire feeding ... | 06/07/2005 |
| 6568578 | Welding wire feed mechanism A wire feeding apparatus for providing filler wire to a welding gun or torch that includes a motor, a driver roll, an idler roll and a bias controller. The bias controller is configured to bias the wire contacting portion of the idler roll towards the wir... | 05/27/2003 |
| 6479795 | Portable welding wire feeder and housing A modular portable welding wire feeder housed in an instrument case and a method of modifying an instrument case to house a welding wire feeder are disclosed. The modular portable wire feeder includes a chassis assembly conveniently mounted inside of the ... | 11/12/2002 |
| 6388234 | Apparatus and methods for directing and feeding wire Apparatus for directing and feeding wire (W) such as for a welder includes first and second, generally planar, guide plates (108) which are slid in a direction parallel to the movement path of the wire (W) into a slit (74) of a mount (68) and a slot (64) ... | 05/14/2002 |
| 6297473 | Arc welding method In order to provide a welding system capable of freely controlling dispersion and concentration of arc heat input at a groove face of base material, and ensure melting of the base material while restraining excessive weld heat input, in arc welding using ... | 10/02/2001 |
| 6225599 | Mig gun with axially aligned offset motor A mig welding gun handle is in two sections that are offset from each other by an angle of approximately 20 degrees. The offset handle makes the gun exceptionally comfortable for an operator to maneuver when welding various workpieces. A non-right angle g... | 05/01/2001 |
| 6066833 | Apparatus and method for selectively changing welding wire An apparatus for selecting a consumable welding wire from a plurality of consumable welding wires. The apparatus has a base, and a drive wheel rotatably supported by the base for engaging a consumable welding wire. A plurality of pinch-roller arms is pivo... | 05/23/2000 |
| 6064036 | Welding gun filler wire spool brake and wire position regulator A brake and wire regulator for spools (22 or 40), which supply filler wire to an arc welding gun (10), includes a mounting plate (30 or 62) which is secured to a housing (12a, 12b) for the gun or to a remotely located wire supply housing (38) and a brake ... | 05/16/2000 |
| 6057526 | Wire feed unit system to automatically feed filler wire to a weld A wire feed unit system including a base having a lower support surface positionable upon a recipient surface and an upper support surface. A housing is located on the upper support surface with a door mounted on one side face thereof supported by a hinge... | 05/02/2000 |
| 5981906 | Method of welding the ends of pipe together using dual welding wires A new system for welding sections of pipe together to form a long, continuous pipeline. A welding bug is mounted on a guide track which goes around the circumference of the pipe. The welding bug is provided with a wire feeder, a motor to drive the wire fe... | 11/09/1999 |
| 5521355 | Welding torch assembly and method A welding system includes a feeder with a reel rotatably mounted therein for supplying welding wire; and a torch having a cable extending therefrom connected to the feeder for receiving wire therefrom and a pair of opposing conductive drive rolls connecte... | 05/28/1996 |
| 5399837 | Wire brake for robotic welding torch A wire brake for a robotic welding torch includes an adapter which is attached to the upper end of the welding torch and which includes an adapter bore through which the wire electrode is inserted. A cylinder body is threadably attached to the adapter and... | 03/21/1995 |
| 4954690 | Modular welding gun Disclosed is a welding gun which includes a mounting block, a motor mounted to the welding block and a barrel through which welding wire is fed by drive rollers turned by the motor. There is a passageway through the welding block which has a valve therein... | 09/04/1990 |
| 4902873 | Method of electric arc welding A method of elctric-arc welding includes the steps of feeding of a main metal-arc electrode (4) into a welding zone (1), the electrode being composed of at least one filler wire, and an additional metal-arc electrode (5) made up of at least one filler wir... | 02/20/1990 |
| 4885453 | Brake for welding machine Disclosed is a braking system for a spool of coiled wire used in a welding machine. The braking system includes a spindle mounted to the machine to rotate freely. The spindle has a braking surface and it has mounted to it an annular brake member having te... | 12/05/1989 |
