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Class Information
Number: 285/181
Name: Pipe joints or couplings > Elbow > Serially connected, adjustable
Description: Subject matter including adjustable means serially connecting two elbows or two parts which form an elbow.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7475915 |
Device by pipeline diversion |
Jan. 13, 2009 |
| 7213847 |
Exhaust fume diverter |
May. 8, 2007 |
| 7137578 |
Segmented monitor |
Nov. 21, 2006 |
| 7021672 |
Irrigation coupling apparatus and method |
Apr. 4, 2006 |
| 6976710 |
Method and device for repair and replacement of pipe broken at a junction |
Dec. 20, 2005 |
| 6957832 |
Elongate member with interconnected rotatable portions |
Oct. 25, 2005 |
| 6932390 |
Swivel fitting |
Aug. 23, 2005 |
| 6846022 |
Universal joint |
Jan. 25, 2005 |
| 6843244 |
Portable heater |
Jan. 18, 2005 |
| 6792937 |
Miniature patio heater |
Sep. 21, 2004 |
| 6619281 |
Miniature patio heater |
Sep. 16, 2003 |
| 6595554 |
Infinitely selectable angle pipe fitting |
Jul. 22, 2003 |
| 6561549 |
Sealing connector with variable geometry |
May. 13, 2003 |
| 6505861 |
Rotatable swivel elbow |
Jan. 14, 2003 |
| 6446623 |
Miniature patio heater |
Sep. 10, 2002 |
| 6431611 |
Two piece universal elbow |
Aug. 13, 2002 |
| 6425149 |
Connection device for connecting an extension tube to a faucet |
Jul. 30, 2002 |
| 6370794 |
Reversible elbow for connecting flexible duct |
Apr. 16, 2002 |
| 6279964 |
Multiple-piece elbow assembly |
Aug. 28, 2001 |
| 6230418 |
Low profile dryer exhaust vent system |
May. 15, 2001 |
| 6209925 |
Turn shaft for a vacuum cleaner |
Apr. 3, 2001 |
| 6179343 |
Infinitely selectable angle pipe fitting |
Jan. 30, 2001 |
| 6123367 |
Drainage system for vehicle holding tanks |
Sep. 26, 2000 |
| 6114631 |
Swivel fitting |
Sep. 5, 2000 |
| 6085778 |
Wall connection |
Jul. 11, 2000 |
| 5921590 |
Flexible swivel coupling for underground sprinkler systems |
Jul. 13, 1999 |
| 5887908 |
Pipe swivel joint assembly |
Mar. 30, 1999 |
| 5848812 |
Multi-adjustable air conduit system with differential sealing |
Dec. 15, 1998 |
| 5749602 |
Medical device |
May. 12, 1998 |
| 5720501 |
Swivel joint elbow orientation device |
Feb. 24, 1998 |
| 5566989 |
Solids pipeline having multiple rotary connectors |
Oct. 22, 1996 |
| 5553893 |
Connector for gas appliances |
Sep. 10, 1996 |
| 5499882 |
Redundant joint structure and method |
Mar. 19, 1996 |
| 5405173 |
Fluid conducting joint |
Apr. 11, 1995 |
| 5328213 |
Adjustable pipe fitting |
Jul. 12, 1994 |
| 5242112 |
Swing connector for sprinkler |
Sep. 7, 1993 |
| 5199190 |
Universal appliance venting assembly |
Apr. 6, 1993 |
| 5160173 |
Selective pipe connection apparatus with multiple fluid inlets and outlets |
Nov. 3, 1992 |
| 5158328 |
Universal duct elbow and connector plate |
Oct. 27, 1992 |
| 5145217 |
Universal dryer duct and vent |
Sep. 8, 1992 |
| 5129685 |
Connector system for air transfer ducts |
Jul. 14, 1992 |
| 5121948 |
Dryer duct and vent assembly including a flexible duct portions |
Jun. 16, 1992 |
| 5090744 |
Flexible pipe joint system |
Feb. 25, 1992 |
| 5044674 |
Angularly adjustable pipe connector |
Sep. 3, 1991 |
| 5040729 |
Sprinkler system |
Aug. 20, 1991 |
| 4998755 |
Sprinkler pivot joint |
Mar. 12, 1991 |
| 4991622 |
Multiply configurable backflow preventer |
Feb. 12, 1991 |
| 4974881 |
Air transfer system |
Dec. 4, 1990 |
| 4856826 |
Air transfer system |
Aug. 15, 1989 |
| 4807370 |
Adjustable tube bending pattern device |
Feb. 28, 1989 |
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