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| Number | Title | Issue Date |
| 7381925 | Torch connection detection system and method A cooling system is disclosed that is designed to inhibit coolant flow to a welding-type component if connection of the welding-type component to a coolant outlet is not deemed present. ... | 06/03/2008 |
| 7381924 | Method and apparatus to adaptively cool a welding-type system A cooling system connected to provide coolant to a welding-type component automatically circulates coolant through the welding component upon activation of the welding component. A controller is configured to regulate the cooling system such that upon activation of ... | 06/03/2008 |
| 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 |
| 7326880 | Welding torch and welding robot A welding torch having a flange portion to be coupled to a wrist of a robot. A shock sensor is attached to the flange portion. A nozzle is attached to the shock sensor. The welding torch includes a wire feeding pipe socket arranged at a center of the flange portion.... | 02/05/2008 |
| 7309844 | Multi-piece front loading liner An improved liner for protecting an electrode wire within a body of a welding torch. The liner includes a liner retainer, which is removably coupled to a liner insert. The liner retainer is secured to a distal end of the welding torch and the liner insert is inserte... | 12/18/2007 |
| 7274001 | Cable assembly for arc welding A highly durable cable hose assembly for connecting a welding machine to the conductor tube portion of a pressurized air cooled welding torch includes a cable hose, a rear connector portion for connecting to a welding machine and a front connector portion for connec... | 09/25/2007 |
| 7238911 | Resistance welding tip with improved cooling system An improved cooling system for adapting to a two-component welding electrode device having a shank and cap, includes a retractable nozzle tube, a manifold, and an adjustment element for adjustably interconnecting the tube and manifold. A threaded bushing or plunger ... | 07/03/2007 |
| 7208699 | Spool gun having unitary shielding gas and weld power connector A spool gun having a quick connector connectable to an electrical power source and a gas source is disclosed. A connection line extends from the spool gun and is attached to a connector. The connector both fluidly connects the spool gun to a shielding gas source and... | 04/24/2007 |
| 7176404 | System for quick disconnect of torch from power and gas supply unit A torch cable in which both the electrical connection and the pneumatic connection can be made concurrently in one motion by coupling the end of the torch cable to the exterior of the supply unit. The coupling further includes a quick disconnect feature. The torch c... | 02/13/2007 |
| 7135655 | Arc welding cable An arc welding cable that is resistant to bending and twisting and can give a long life is provided. For this purpose, an arc welding cable (65) for supplying a welding current, a welding wire and a sealed gas from a wire feeding device (61) to a weldi... | 11/14/2006 |
| 7119274 | Submersible pump cable with conductive air line A submersible pump cable includes a conductive air line that is configured to transport both an electrical current and pressurized air. ... | 10/10/2006 |
| 7105766 | Welding torch having removable handle and method of operating same A welding torch having a torch body that is adapted to receive a welding electrode. A collet and collet body, or other mechanism, may be used to secure the electrode to the torch body. The welding torch has a handle that is securable to the torch body, but which may... | 09/12/2006 |
| 7067768 | Motor driven resistance spot welding gun A motor-driven welding gun has a servomotor for displacing a movable electrode tip toward and away from a fixed electrode tip. The servomotor has a motor housing with a copper pipe which is inserted therein when the motor housing is cast. The copper pipe provides a ... | 06/27/2006 |
| 6998575 | Welding gun An in-line welding gun includes a mounting block, a wire feed mechanism and a torch barrel. A motor is positioned behind the mounting block along a longitudinal axis of the gun. The torch barrel curves away from the longitudinal axis. The motor and the torch barrel ... | 02/14/2006 |
| 6995331 | Welding torch having collet and backcap adapted for securing engagement and method for operating same A collet and a backcap are provided that are securable to each other. The collet and backcap may be adapted for threaded engagement. The collet and backcap may be utilized in a welding torch. A method of securing a collet to a backcap is provided. The method may inc... | 02/07/2006 |
| 6979799 | System and method for operating and locking a trigger of a welding gun A welding system having a welding gun. The welding gun is adapted with a trigger. The welding gun may have a lever to lock the trigger in a desired pivoted position. The lever may pivot the trigger as the lever is pivoted. The welding gun may have a trigger extensio... | 12/27/2005 |
| 6943318 | Welding tip for arc welding and arc welding apparatus A contact provided in a welding tip of an arc welding apparatus includes a tip body adapted to be mounted to a welding torch body and a tip end member formed integrally therewith. The tip end member is divided into two parts, i.e., first and second halves by means o... | 09/13/2005 |
| 6930281 | System for cooling a welding device A liquid-cooled welding device comprising a torch head body having a helical cooling fin extending along a length of the torch head body. A sleeve may be disposed around the torch head body to define a flow channel over the torch head body. The sleeve may have a liq... | 08/16/2005 |
| 6822196 | System and method for providing cooling air flow to interior of welding gun A welding system having a welding gun with a handle. The handle is adapted to cool the interior of the handle with a flow of air. The handle may be adapted with a plurality of ventilation holes to enable air to pass through the handle. The handle may have a pluralit... | 11/23/2004 |
| 6759623 | Radial tube torch head A torch head having a base section, a tip section and three or more radial rods connected between the base section and the tip section. The radial rods form a generally circular inner chamber which inner chamber includes an electrode. One or more of the radial rods ... | 07/06/2004 |
| 6744013 | Welding torch for use in gas metal arc welding A welding torch (2) for use in gas metal arc welding, including a neck portion (4), a diffuser (6) at a first end (8) of the neck portion (4), a contact tip (10) which extends from the diffuser (6), and connector mean... | 06/01/2004 |
| 6586708 | Water vapor cooled nozzle used in the MIG and TIG arc welding process An improved welding apparatus, for use with a MIG apparatus, or a tungsten rod in a TIG apparatus. A nozzle housing, having an outer shroud, defines an airspace, which receives an injection of water vapor mist. The water vapor mist, when directed into the... | 07/01/2003 |
| 6495798 | Radial tube torch head A torch head having a base section, a tip section and three or more radial rods connected between the base section and the tip section. The radial rods form a generally circular inner chamber which inner chamber includes an electrode. One or more of the r... | 12/17/2002 |
| 6417477 | Method and apparatus for electrospark alloying An electrospark alloying apparatus includes a main body member, a collet coupled to the main body member, and a heat sink adjacent the collet. The collet is adapted to receive and hold a consumable electrode. The apparatus can also include a drive for rot... | 07/09/2002 |
| 6211490 | Nozzle for shielded arc welding gun A nozzle for a welding gun for shielded arc welding comprises a cooling fluid section and a gas nozzle assembly structured to optimize the cooling and thermal protection of the component parts of the gas nozzle assembly from melting or other damage result... | 04/03/2001 |
| 6078023 | Liquid-cooled welding torch assembly A liquid-cooled welding torch assembly for use in robotic welding that includes a body tube with a set of male connectors, the body tube guiding an electrode, and a flow of coolant to a welding tip. A supply cable adapter including a set of female connect... | 06/20/2000 |
| 6005221 | Pressurized air cooled tungsten inert gas welding apparatus An improved tungsten insert gas welder, having a means to remove heat energy using pressurized air, and a method for removing the heat away from the welder head area. A source of pressurized air is delivered though a hose to the welder head, and is direct... | 12/21/1999 |
| 5710403 | Orbital weldhead with integral cooling An orbital weldhead having minimum thickness incorporates integral cooling and includes a nonconductive housing having a circular aperture for insertion and removal of the workpiece. A nonconductive self-lubricating race is mounted in the housing and surr... | 01/20/1998 |
| 5670073 | Water cooled gas metal arc welding gun A water cooled gas metal arc welding (MIG) gun which is provided with a water cooling system for the gun barrel that introduces the coolant water at the bottom of the barrel to create a coolant water flow through the gun that does not allow the coolant wa... | 09/23/1997 |
| 5611951 | Arc welding torch A gas cooled arc welding torch has inner and outer metal heat transfer sleeves disposed in telescoped relation and defining a longitudinally extending gas channel therebetween and having a welding tip at one end thereof supported by the inner heat transfe... | 03/18/1997 |
| 5595671 | Wire feeder torch A torch wire feeder which includes a planetary feeder, an electrical motor and a handle. The feeder is characterized in that the electrical motor along with the planetary head is mounted to a back holder, and the goose-neck is mounted to a front holder, a... | 01/21/1997 |
| 5349158 | Torch for continuous-wire electric welding machines, gas- or water-cooled The torch body terminates with a stepped, outwardly-decreasing cross section which, beginning from the innermost portion, comprises a collar (2) of polygonal or equivalent shape and, thereafter, a cylindrical portion of round cross section (3) and a threa... | 09/20/1994 |
| 5313046 | Welding torch The water-cooled welding torch has a water jacket which places the water in direct contact with the nose-piece of the torch, which guides the welding wire into the arc. The nose-piece contains gas-spreader-holes, which receive the argon etc. from a gas fe... | 05/17/1994 |
| 5248868 | Melding gun An air cooled welding gun assembly adapted to be operatively connected to an electrical power, shielding gas, and weld wire feed mechanism through a cable assembly and a connector assembly. The welding gun assembly includes a front connector block having ... | 09/28/1993 |
| 5220144 | Water cooled orbital welding head A water cooled orbital welding apparatus permits continuous welding of pipes and tubes in a limited space by including a liquid cooled plate inside a head assembly to remove heat from the gear carrying the welding electrode around the tubes being welded. ... | 06/15/1993 |
| 5153895 | Nonconsumable, water-cooled electrode for electric metal smelting device A nonconsumable water-cooled electrode for electric metal smelting furnaces which includes inner and outer concentric steel tubes defining an annular space therebetween through which cooling water may be passed. A tungsten tip is attached to the tubes at ... | 10/06/1992 |
| 5121788 | Self contained heat exchange apparatus A self-contained heat exchange system (10) is provided wherein the fan (14), pump (18), radiator (30), and motor (16) are disposed within a cylindrical flow path (40) defined by a resilient housing (12). In accordance with a preferred embodiment, the hous... | 06/16/1992 |
| 5058119 | Laser measuring apparatus A laser measuring apparatus is provided with an air stirring means for making the temperature of the air in the casing uniform at every portion. The linearity of laser light in the casing is maintained regardless of generation of heat or cold transmitted ... | 10/15/1991 |
| 4939339 | Apparatus for quick disconnect of an arc welder torch Apparatus for the quick connect and disconnect of a welding and a cutting torch includes a plurality of quick connectors. An outer portion of a quick connector carries electrical current which provides electrical power for an electric arc welder and an ax... | 07/03/1990 |
| 4937417 | Metal spraying apparatus An arc spray metallizing gun is provided with electrical conductors which are cooled by circulating a stream of coolant liquid along the length of the conductors. The wire feed mechanism includes a motor which has a shaft carrying two drive gears. One dri... | 06/26/1990 |
