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Class Information
Number: 29/890.148
Name: Metal working > Method of mechanical manufacture > Gas and water specific plumbing component making > T-shaped fitting making
Description: Process wherein the manufactured article is an accessory, part, or component especially adapted for use in a fluid system, which part or component has a form or configuration similar to the 20th letter of the English alphabet.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7024769 |
Apparatus for producing an assembly linkage on a hollow profile |
Apr. 11, 2006 |
| 6860517 |
Tubular metal part having pullouts |
Mar. 1, 2005 |
| 6840079 |
Automated tube tee forming and trimming system |
Jan. 11, 2005 |
| 6694616 |
Method of forming T-connectors |
Feb. 24, 2004 |
| 6612020 |
Apparatus for superplastic forming of tubing |
Sep. 2, 2003 |
| 6574849 |
Method for deforming through high inner pressure at least two hollow bodies having each at least one opening, especially metal tubes or metal hollow profiles |
Jun. 10, 2003 |
| 6430812 |
Superplastic forming of tubing pull-outs |
Aug. 13, 2002 |
| 6149825 |
Tubular vortex separator |
Nov. 21, 2000 |
| 6126208 |
Common rail and method of manufacturing the same |
Oct. 3, 2000 |
| 6082781 |
Pipe connecting device |
Jul. 4, 2000 |
| 6044683 |
Apparatus and method for forming joints in tubing |
Apr. 4, 2000 |
| 6026570 |
Method for producing an exhaust gas manifold for a multi-cylinder engine |
Feb. 22, 2000 |
| 6021571 |
Apparatus for forming collars in workpieces |
Feb. 8, 2000 |
| 5829219 |
Frame forming member |
Nov. 3, 1998 |
| 5798021 |
Clamping apparatus for an electrofusion joint |
Aug. 25, 1998 |
| 5775736 |
Plastic pipe fittings |
Jul. 7, 1998 |
| 5697155 |
Method of manufacturing a branched pipe by internal high-pressure forming |
Dec. 16, 1997 |
| 5678865 |
Tank tee unit |
Oct. 21, 1997 |
| 5624140 |
Double containment pipe fitting |
Apr. 29, 1997 |
| 5615481 |
Method and apparatus for the production of circumferentially compressible pipe fittings |
Apr. 1, 1997 |
| 5518277 |
Single piece duct connector for leakfree attachment to sidewall of highly flexible trunkline duct |
May. 21, 1996 |
| 5445309 |
Method for making a joint between a main pipe and a branch pipe and apparatus for use in the method |
Aug. 29, 1995 |
| 5326139 |
Coupling device for branch points on a pipe |
Jul. 5, 1994 |
| 5314212 |
Duct connector for leakfree attachment to the curved sidewall of highly flexible trunkline duct |
May. 24, 1994 |
| 5224742 |
Method for cutting off water in pipeline and structure of connection portion in pipeline |
Jul. 6, 1993 |
| 5222771 |
Brazed pipe assembly and method |
Jun. 29, 1993 |
| 5215335 |
Fitting for pressurized fluid lines and method for making same |
Jun. 1, 1993 |
| 5205593 |
Method of tight connection, and corresponding tight connection fitting |
Apr. 27, 1993 |
| 5202543 |
Manufacturing process of a fuel delivery rail assembly |
Apr. 13, 1993 |
| 5199145 |
Corporate stop assembly |
Apr. 6, 1993 |
| 5109600 |
Method of making a hose construction |
May. 5, 1992 |
| 5090743 |
Compressible fitting and associated method |
Feb. 25, 1992 |
| 5090611 |
Method of making a cross joint between pipes |
Feb. 25, 1992 |
| 5088194 |
Fluid distribution system, and apparatus and method for making same |
Feb. 18, 1992 |
| 5022147 |
Method of assembling a suction strainer |
Jun. 11, 1991 |
| 4931119 |
Method for making a reinforced thermosetting resin structure with integral unflanged nozzle |
Jun. 5, 1990 |
| 4926535 |
Branched hose construction, T-connector therefor and methods of making the same |
May. 22, 1990 |
| 4741081 |
Method and apparatus for making t-tube fittings |
May. 3, 1988 |
| 4702501 |
Retaining collar for an elastomeric seal |
Oct. 27, 1987 |
| 4675965 |
Method for manufacturing a pipe part from fibre-reinforced thermosetting synthetic material |
Jun. 30, 1987 |
| 4676088 |
T-joint manufacturing apparatus |
Jun. 30, 1987 |
| 4540011 |
Method and device for forming a branch connection in a pipe |
Sep. 10, 1985 |
| 4491124 |
Self-tapping duct fitting |
Jan. 1, 1985 |
| 4400959 |
Extruder for the formation of a branch on a pipe |
Aug. 30, 1983 |
| 4400966 |
Tool for forming a lateral opening in a tube |
Aug. 30, 1983 |
| 4399829 |
Tapping apparatus and method |
Aug. 23, 1983 |
| 4370790 |
T-joint method and product |
Feb. 1, 1983 |
| 4253224 |
Fixtureless method of making tube joints |
Mar. 3, 1981 |
| 4120095 |
Method and apparatus for determining the spatial relationship between two misaligned tubular members |
Oct. 17, 1978 |
| 4106797 |
Reinforced fitting construction |
Aug. 15, 1978 |
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