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Class Information
Number: 228/44.5
Name: Metal fusion bonding > Including means to force or clamp work portions together during bonding > Comprising tube aligning means
Description: Device wherein the pressure applying means includes particular provision to coaxially position a pair of hollow cylindrical members for subsequent metallurgical bonding.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7617963 |
Apparatus and method for repairing welded elbow joints in a core spray line |
Nov. 17, 2009 |
| 7540401 |
Method and device for welding pipes |
Jun. 2, 2009 |
| 7410087 |
Welding backup systems for heat-sink or purge purposes |
Aug. 12, 2008 |
| 7398909 |
Pipe collets |
Jul. 15, 2008 |
| 7195143 |
Boiler tube alignment clamp |
Mar. 27, 2007 |
| 7185798 |
Apparatus and method for mechanically reinforcing the welds between riser pipes and riser braces in boiling water reactors |
Mar. 6, 2007 |
| 7089887 |
Water wall fit up tool |
Aug. 15, 2006 |
| 6953142 |
Method and apparatus for locating and holding a flange |
Oct. 11, 2005 |
| 6915943 |
Tetherless internal line-up unit for pipeline welding |
Jul. 12, 2005 |
| 6889887 |
Boiler water wall tube panel aligning jack device |
May. 10, 2005 |
| 6840433 |
Method and device for welding pipes |
Jan. 11, 2005 |
| 6729529 |
System and method for cutting and orbital welding thin-walled tubing |
May. 4, 2004 |
| 6662994 |
Jig for welding pipe ends |
Dec. 16, 2003 |
| 6646219 |
Tube clamping assembly |
Nov. 11, 2003 |
| 6641029 |
Guide assembly for cutting torch |
Nov. 4, 2003 |
| 6572002 |
Device for the positioning of an operating member, and a welding apparatus using the same |
Jun. 3, 2003 |
| 6450395 |
Method and apparatus for friction stir welding tubular members |
Sep. 17, 2002 |
| 6428908 |
Contact and method for producing a contact |
Aug. 6, 2002 |
| 6398101 |
Bi-directional compliant precision linear slide |
Jun. 4, 2002 |
| 6398100 |
Back-up clamp |
Jun. 4, 2002 |
| 6386421 |
Actuation system for an internal backup ring assembly |
May. 14, 2002 |
| 6382496 |
Welding handle clamp |
May. 7, 2002 |
| 6283361 |
General-purpose jig |
Sep. 4, 2001 |
| 6262403 |
Apparatus for aligning ends of diffusion bonded materials |
Jul. 17, 2001 |
| 6257479 |
Tooling and methods for circumferential friction stir welding |
Jul. 10, 2001 |
| 6234383 |
Method and apparatus for circumferential application of materials to an interior surface of a curved pipe |
May. 22, 2001 |
| 6226855 |
Method of joining lined pipes |
May. 8, 2001 |
| 6220498 |
Apparatus and method for welding and inspecting coiled tubing |
Apr. 24, 2001 |
| 6184493 |
Vertical diffusion bonding apparatus |
Feb. 6, 2001 |
| 6161296 |
Alignment device for use in welding |
Dec. 19, 2000 |
| 6129263 |
Mounting method of bonding insert material and jig used in the method |
Oct. 10, 2000 |
| 6119916 |
Internal backup ring system |
Sep. 19, 2000 |
| 6109503 |
Internal pipe clamp |
Aug. 29, 2000 |
| 6098866 |
Diffusion bonding apparatus for pipes |
Aug. 8, 2000 |
| 6039235 |
Pipe aligner having flexible linkages |
Mar. 21, 2000 |
| 5975405 |
Diffusion bonding method and diffusion bonding apparatus |
Nov. 2, 1999 |
| 5738386 |
Lightweight pipe clamp |
Apr. 14, 1998 |
| 5673843 |
Transportable pipe welding and fabrication station |
Oct. 7, 1997 |
| 5655699 |
Workholder for precision orbital welding |
Aug. 12, 1997 |
| 5609291 |
Expandable tool for holding and aligning pipes to be welded |
Mar. 11, 1997 |
| 5601225 |
Welding apparatus |
Feb. 11, 1997 |
| 5568893 |
Internal welding fixture |
Oct. 29, 1996 |
| 5538173 |
Expandable tool for holding aligning pipes to be welded |
Jul. 23, 1996 |
| 5464147 |
Method of connecting cylindrical members to each other using tandem type internal clamp |
Nov. 7, 1995 |
| 5444902 |
Cylinder rounding/holding tool |
Aug. 29, 1995 |
| 5435479 |
Cylinder rounding and clamping fixture for welded joints |
Jul. 25, 1995 |
| 5398862 |
Apparatus and method for providing shielded atmosphere for welding |
Mar. 21, 1995 |
| 5356067 |
Internal line up clamp |
Oct. 18, 1994 |
| 5230461 |
Apparatus for connecting pipe sections |
Jul. 27, 1993 |
| 5228181 |
Flange aligning device |
Jul. 20, 1993 |
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