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Class Information
Number: 285/328
Name: Pipe joints or couplings > Particular interface
Description: Subject matter wherein the free ends of the members, which constitute the joint interface, are so constructed that the particular configuration of one requires a particular configuration in the other and/or the particular interfaces cooperate to produce some unexpected result.


Sub-classes under this class:

Class Number Class Name Patents
285/331 Annular socket 318
285/329 Diverse metal 37
285/330 Interlocked or overlapped 314
285/332 Tapered 187


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7500697 Snap ring locking clip and method Mar. 10, 2009
7497482 Pipe joint Mar. 3, 2009
7475829 Nozzle clamping nut for injection valves and method for producing said nozzle clamping nut Jan. 13, 2009
7303214 Metallic compression joint and fuel injector having a metallic compression joint Dec. 4, 2007
7207607 Coaxial two-component cartridge Apr. 24, 2007
7207605 Tube coupling Apr. 24, 2007
7187297 Methods for sealing openings in tubulars Mar. 6, 2007
7140647 Fluid coupling Nov. 28, 2006
7053788 Transducer for downhole drilling components May. 30, 2006
6969094 Tube coupling Nov. 29, 2005
6918441 Cup tool for high pressure mandrel Jul. 19, 2005
6874824 Connection structure having pierced elastomeric gasket Apr. 5, 2005
6835310 Device for coupling together a tube and a filter housing Dec. 28, 2004
6832762 Seal for medium-conducting components Dec. 21, 2004
6817631 Septic system box pipe seal Nov. 16, 2004
6708985 Ring seal and retainer assembly Mar. 23, 2004
6685234 Fluid fitting with torque suppression arrangement Feb. 3, 2004
6663146 Single flare tube and joint structure of single flare tube Dec. 16, 2003
6652008 Component to component sealing method Nov. 25, 2003
6637779 Fluid quick connector with grooved endform Oct. 28, 2003
6623047 Tube coupling Sep. 23, 2003
RE38204 Fluid coupling for matching delivery and supply lines irrespective of the relative rotational positions of the coupling members Jul. 29, 2003
6550820 Connection arrangement for a mineral-insulated conduit Apr. 22, 2003
6536810 Structure of fluid passage output port of fluid-operated apparatus Mar. 25, 2003
6533331 Coupling device and method for fabricating a grip ring to be used in such a coupling device Mar. 18, 2003
6517122 Clamshell coupling system and method Feb. 11, 2003
6505865 Clamshell coupling system and method Jan. 14, 2003
6481761 Frusto-conical seal fitting Nov. 19, 2002
6481755 Coupling device and method for fabricating a grip ring to be used in such a coupling device Nov. 19, 2002
6471255 Anti-rotation arrangement for a detection device assembly Oct. 29, 2002
6419278 Automotive hose coupling Jul. 16, 2002
6416087 Connection piece with sealing bead Jul. 9, 2002
6390512 Gasket retainer clip May. 21, 2002
6382683 High pressure gas fitting with non-rotatable features May. 7, 2002
6318766 Face seal gland with raised peripheral ring having circumferentially spaced recesses Nov. 20, 2001
6308994 Fluid fitting with torque suppression arrangement Oct. 30, 2001
6302450 Coupling for plain end pipe Oct. 16, 2001
6279963 Coupling device and method for fabricating a grip ring to be used in such a coupling device Aug. 28, 2001
6273477 Gasket and pipe joint Aug. 14, 2001
6260891 Press-fitting for non removable tube coupling Jul. 17, 2001
6206435 Quick coupling device for coupling a tube to a rigid endpiece Mar. 27, 2001
6170890 Pipe joint Jan. 9, 2001
6161875 Fluid coupling Dec. 19, 2000
6155611 Removable tube connectors gas tight at high temperatures, tube connection process and usage Dec. 5, 2000
6145888 Pipe joint with inspection window Nov. 14, 2000
6135155 Fluid control device Oct. 24, 2000
6131957 Fixing construction for pipe joint Oct. 17, 2000
6123364 Pipe joint Sep. 26, 2000
6079753 Segmented flange including a shim Jun. 27, 2000
6070914 Pipe coupling Jun. 6, 2000

1 2 3 4 5


 
 
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