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Class Information
Number: 285/414
Name: Pipe joints or couplings > Flange > Detachable
Description: Subject matter wherein the flange is removably attached to the end of a member.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7527306 |
Pipe coupling |
May. 5, 2009 |
| 7481462 |
Flange connection for pipes |
Jan. 27, 2009 |
| 7401821 |
Hollowed, deformable, raised face bolt-ring |
Jul. 22, 2008 |
| 7216899 |
Alternative method for sealing all-metal vacuum joints |
May. 15, 2007 |
| 7195289 |
Fluid distribution system |
Mar. 27, 2007 |
| 7185921 |
Hose fitment for disposable food container |
Mar. 6, 2007 |
| 7025387 |
Locking plug-in connection device |
Apr. 11, 2006 |
| 6976668 |
Roll diaphragm control valve |
Dec. 20, 2005 |
| 6957832 |
Elongate member with interconnected rotatable portions |
Oct. 25, 2005 |
| 6895670 |
Method of attaching a self-aligning flange to a vacuum pipe and forming a large diameter extruded pipe |
May. 24, 2005 |
| 6796585 |
Bellows for a compensator and compensator pertaining thereto and method for producing bellows |
Sep. 28, 2004 |
| 6729660 |
Adjustable base unit for angularly adjusting mounting disposition of silo fill tube |
May. 4, 2004 |
| 6722707 |
Lapped flange for connecting pipes and method for producing such a lapped flange |
Apr. 20, 2004 |
| 6715798 |
High-pressure fluid-flow system having compact two-bolt and four-bolt flanged and modular connectors |
Apr. 6, 2004 |
| 6712403 |
Flange connector |
Mar. 30, 2004 |
| 6619702 |
Structure of a connection portion of an exhaust pipe for an engine and a method for providing the same |
Sep. 16, 2003 |
| 6508491 |
Exhaust manifold clamp with vibration disconnecting effects for flange connections in exhaust lines and method of making same |
Jan. 21, 2003 |
| 6494503 |
Pipe joint assembly and method for using same |
Dec. 17, 2002 |
| 6454318 |
Structure of a connection portion of an exhaust pipe for an engine and a method for providing the same |
Sep. 24, 2002 |
| 6331020 |
Coupling for flex pipe, rigid pipe and flexible hose |
Dec. 18, 2001 |
| 6315335 |
Two-piece loose flange |
Nov. 13, 2001 |
| 6264251 |
Segmented flange coupler for grooved pipe |
Jul. 24, 2001 |
| 6254140 |
Segmented flange including a shim |
Jul. 3, 2001 |
| 6145896 |
Pipe coupler |
Nov. 14, 2000 |
| 6079753 |
Segmented flange including a shim |
Jun. 27, 2000 |
| 6065160 |
Adjustable closet flange |
May. 23, 2000 |
| 6050614 |
Bolted seal joint assembly |
Apr. 18, 2000 |
| 5909904 |
Flange joint assemblies |
Jun. 8, 1999 |
| 5865478 |
Coupling device for duct |
Feb. 2, 1999 |
| 5813706 |
Variable radial orientation pipe connector |
Sep. 29, 1998 |
| 5636878 |
Pipe coupling |
Jun. 10, 1997 |
| 5617907 |
Recessed nut bar |
Apr. 8, 1997 |
| 5603152 |
Method for manufacturing a two block line connector |
Feb. 18, 1997 |
| 5492373 |
Wellhead flange for interconnecting a threaded wellhead and a flanged blowout preventer |
Feb. 20, 1996 |
| 5472245 |
Warp beam flange assembly and method of manufacture |
Dec. 5, 1995 |
| 5455715 |
Portable collimator for adjusting video cameras |
Oct. 3, 1995 |
| 5443098 |
Thermoplastic pipe nipple |
Aug. 22, 1995 |
| 5425347 |
Connector for exhaust gas recirculation tube |
Jun. 20, 1995 |
| 5413389 |
Cast convoluted piping flange |
May. 9, 1995 |
| 5407175 |
Flow valve having rotatable annular flange |
Apr. 18, 1995 |
| 5398980 |
Mechanical pipe joint |
Mar. 21, 1995 |
| 5354108 |
Reinforced pipe coupling |
Oct. 11, 1994 |
| 5174612 |
Vibration isolating sealing clamp for conduit structures |
Dec. 29, 1992 |
| 5163712 |
Rotatable vacuum flange |
Nov. 17, 1992 |
| 5149143 |
Connector assembly with detachable sleeve |
Sep. 22, 1992 |
| 5131693 |
Pipe coupling method |
Jul. 21, 1992 |
| 5120092 |
Apparatus to provide a threaded coupling for a broken pipe |
Jun. 9, 1992 |
| 5120086 |
Pipe connection |
Jun. 9, 1992 |
| 5000492 |
Flanged connection for flow line members |
Mar. 19, 1991 |
| 4991881 |
Valve flange retainment system |
Feb. 12, 1991 |
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