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Class Information
Number: 219/125.11
Name: Electric heating > Metal heating (e.g., resistance heating) > By arc > With predetermined welding operation > For closed path welding (e.g., circumferential welding)
Description: Subject matter wherein during a continuous welding operation, the welder returns at least once to a point in the previously welded path.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7421314 |
Method and device for controlling robot |
Sep. 2, 2008 |
| 7414220 |
Orbital weld head |
Aug. 19, 2008 |
| 7330774 |
Reception system |
Feb. 12, 2008 |
| 7321808 |
Robot and multiple robot control method |
Jan. 22, 2008 |
| 7304267 |
Method and a device for depositing a welding material in an annular facing machined in a spherical wall |
Dec. 4, 2007 |
| 7246736 |
Supplying shielding gas |
Jul. 24, 2007 |
| 7232974 |
All position automatic welding head and method for operating the same |
Jun. 19, 2007 |
| 7205500 |
Non-consumable electrode welding torch and welding head with the torch |
Apr. 17, 2007 |
| 7161115 |
Magnetically impelled arc butt welding of pipelines |
Jan. 9, 2007 |
| 7129442 |
Welding machine |
Oct. 31, 2006 |
| 7105765 |
System and method for aligning tubes in an orbital welder |
Sep. 12, 2006 |
| 7086136 |
Method of manufacturing a sequential segment joining type stator coil |
Aug. 8, 2006 |
| 7057137 |
Orbital welding internal pressure control |
Jun. 6, 2006 |
| 7026568 |
Ceramic weld insulator and metal weld gear combination for an improved micro weld head component of an orbital tube welding apparatus |
Apr. 11, 2006 |
| 6990724 |
Dynamoelectric machine winding joining method |
Jan. 31, 2006 |
| 6953909 |
External pipe welding apparatus |
Oct. 11, 2005 |
| 6924452 |
Welding device and method |
Aug. 2, 2005 |
| 6915556 |
Method for assembling conductive segments of a rotor winding or stator winding in a rotary electric machine |
Jul. 12, 2005 |
| 6845295 |
Method of controlling a robot through a singularity |
Jan. 18, 2005 |
| 6834422 |
Method of forming stator winding of rotary electric machine |
Dec. 28, 2004 |
| 6806442 |
Method and apparatus for splicing tubular heater sections |
Oct. 19, 2004 |
| 6781083 |
Weld overlay system |
Aug. 24, 2004 |
| 6768082 |
Parts welding device |
Jul. 27, 2004 |
| 6737608 |
Automated welding device for the buildup of material |
May. 18, 2004 |
| 6737601 |
Method and device for welding together two bodies |
May. 18, 2004 |
| 6727465 |
Apparatus for overlay welding of a tube exterior |
Apr. 27, 2004 |
| 6657161 |
External pipe welding apparatus |
Dec. 2, 2003 |
| 6653589 |
Apparatus for welding |
Nov. 25, 2003 |
| 6621035 |
Welding device with axial indexing mechanism |
Sep. 16, 2003 |
| 6617548 |
Mobile device for automatic pipe welding |
Sep. 9, 2003 |
| 6603096 |
Welding apparatus and method thereof for hermetic compressor |
Aug. 5, 2003 |
| 6596957 |
Method and apparatus and prefabricated replacement tube for localized waterwall repair |
Jul. 22, 2003 |
| 6584378 |
Device and a method for determining coordinates and orientation |
Jun. 24, 2003 |
| 6559405 |
Positioning device for welding electrode |
May. 6, 2003 |
| 6531683 |
Boom control system |
Mar. 11, 2003 |
| 6492618 |
Automatic weld head alignment and guidance system and method |
Dec. 10, 2002 |
| 6486438 |
Automated welding device for the buildup of material |
Nov. 26, 2002 |
| 6469271 |
Method and apparatus for refurbishing valves |
Oct. 22, 2002 |
| 6459062 |
Apparatus and method for precisely aligning and welding two pieces of weldable material |
Oct. 1, 2002 |
| 6453213 |
Robot control system and method |
Sep. 17, 2002 |
| 6448531 |
Automated welding device for the buildup of material |
Sep. 10, 2002 |
| 6433307 |
Device for welding cylindrical workpieces |
Aug. 13, 2002 |
| 6429405 |
Apparatus and method for welding pipes together |
Aug. 6, 2002 |
| 6407355 |
Non-planar orbital welder |
Jun. 18, 2002 |
| 6403921 |
Method and apparatus for welding a plurality of windings of rotary electric machine |
Jun. 11, 2002 |
| 6380505 |
Method and apparatus for welding tubular members |
Apr. 30, 2002 |
| 6374158 |
Robotic laser pointer |
Apr. 16, 2002 |
| 6313426 |
Method and apparatus for welding pipes together |
Nov. 6, 2001 |
| 6285920 |
Method of robot teaching with motion constraints |
Sep. 4, 2001 |
| 6284995 |
Expandable, automated, welding device for the build up of material |
Sep. 4, 2001 |
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