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Class Information
Number: 285/406
Name: Pipe joints or couplings > Flange > Clamped
Description: Devices comprising bands, straps, clips, etc., which grip the flanges externally to hold and draw the pipe ends together.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7533910 |
Clamp |
May. 19, 2009 |
| 7513538 |
Device for connecting two metal pipes |
Apr. 7, 2009 |
| 7488010 |
Flange assembly |
Feb. 10, 2009 |
| 7469939 |
Muff coupling for vehicle couplers |
Dec. 30, 2008 |
| 7464453 |
Process for butt joining two pipe segments and producing a connecting flange |
Dec. 16, 2008 |
| 7452005 |
Duct sealing apparatus |
Nov. 18, 2008 |
| 7431350 |
Flange assembly |
Oct. 7, 2008 |
| 7425023 |
Profiled clamp |
Sep. 16, 2008 |
| 7401819 |
Mechanical pipe coupling having spacers |
Jul. 22, 2008 |
| 7399005 |
Clamping system for the sealed connection of two tubes having support surfaces |
Jul. 15, 2008 |
| 7350829 |
Connection system |
Apr. 1, 2008 |
| 7350834 |
Coupling device constitute two halves |
Apr. 1, 2008 |
| 7284731 |
Sanitary clamp |
Oct. 23, 2007 |
| 7270350 |
Quick-connecting coupler for hoses, pipes and faucets |
Sep. 18, 2007 |
| 7125055 |
Metal ring gasket for a threaded union |
Oct. 24, 2006 |
| 7073826 |
Butt joint between two pipe segments of sheet metal and process for manufacture thereof |
Jul. 11, 2006 |
| 7004512 |
Indented apex V-retainer coupling with cushion |
Feb. 28, 2006 |
| 6985057 |
Quick turn-lock waveguide transition assembly |
Jan. 10, 2006 |
| 6979025 |
Joining of lined pipes |
Dec. 27, 2005 |
| 6938933 |
Corrugated plastic pipe sections having flanged ends and structurally tight joints thereof |
Sep. 6, 2005 |
| 6913294 |
Coupling for coaxial connection of fluid conduits |
Jul. 5, 2005 |
| 6896301 |
Clamp assembly |
May. 24, 2005 |
| 6846023 |
Single-piece connector clamp |
Jan. 25, 2005 |
| 6834892 |
Self-aligning coupling assembly |
Dec. 28, 2004 |
| 6758500 |
Flared ends conduit coupling |
Jul. 6, 2004 |
| 6709028 |
Quick coupling ball-and-socket joint for pipes |
Mar. 23, 2004 |
| 6698800 |
Remote connector including support structure |
Mar. 2, 2004 |
| 6692041 |
Piping to component connector |
Feb. 17, 2004 |
| 6547287 |
Duct connecting system having integral transverse flanges |
Apr. 15, 2003 |
| 6536811 |
Pipe coupling with assembly tool |
Mar. 25, 2003 |
| 6508366 |
Hydrocyclone device for cleaning a fluid |
Jan. 21, 2003 |
| 6508491 |
Exhaust manifold clamp with vibration disconnecting effects for flange connections in exhaust lines and method of making same |
Jan. 21, 2003 |
| 6267419 |
Remotely actuated and locked hub clamp |
Jul. 31, 2001 |
| 6250693 |
Device for connecting two tubular pipe sections |
Jun. 26, 2001 |
| 6090190 |
Closure systems for chromatographic columns |
Jul. 18, 2000 |
| 6003905 |
Refrigerant access manifold |
Dec. 21, 1999 |
| 5951066 |
Connecting system for wellhead components |
Sep. 14, 1999 |
| 5563374 |
Flexible pipe coupling |
Oct. 8, 1996 |
| 5380052 |
Releasable handle-type fastener for pipe couplings |
Jan. 10, 1995 |
| 5366263 |
Releasable fastener for pipe couplings |
Nov. 22, 1994 |
| 5356184 |
Corner pieces for improved duct connector |
Oct. 18, 1994 |
| 5333913 |
Galvanic isolation device |
Aug. 2, 1994 |
| 5104288 |
Dual plane bolted joint for separately-supported segmental stationary turbine blade assemblies |
Apr. 14, 1992 |
| 4995648 |
Locking flange clip |
Feb. 26, 1991 |
| 4883293 |
Clamp connector |
Nov. 28, 1989 |
| 4872709 |
Pipe aligning apparatus |
Oct. 10, 1989 |
| 4865365 |
Air duct section having a connecting flange formed by bending up the ends of the air duct walls |
Sep. 12, 1989 |
| 4738380 |
Self-adjusting refractory joint |
Apr. 19, 1988 |
| 4699353 |
Rotary valve actuator |
Oct. 13, 1987 |
| 4695079 |
Device for connecting the ends of two pipes |
Sep. 22, 1987 |
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