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Class Information
Number: 285/405
Name: Pipe joints or couplings > Flange
Description: Subject matter wherein at least the free end of one of the members has a transverse shoulder, flange or flange portion utilized in making the joint.










Sub-classes under this class:

Class Number Class Name Patents
285/406 Clamped 93
285/414 Detachable 96
285/416 Fused 69


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8652609 Corner plate with sled feature Feb. 18, 2014
8646642 Floating cover roof for a storage tank Feb. 11, 2014
8616590 Hydraulic tensioning flange connector Dec. 31, 2013
8604609 Flange for semiconductor die Dec. 10, 2013
8424921 Composite coupling with a machining portion Apr. 23, 2013
8314487 Flange for semiconductor die Nov. 20, 2012
8182642 Flange assembly May. 22, 2012
8176929 Line-stopping sheath spigot assemblies and line-stopping sheath assemblies using the same May. 15, 2012
8033581 Universal attachment flange Oct. 11, 2011
7938450 Integral universal coupling assembly for a fluid distribution system and method of using the same May. 10, 2011
7744134 Connecting insulated duct Jun. 29, 2010
7644962 Universal attachment flange Jan. 12, 2010
7601931 Method and apparatus for joining plastic pipe Oct. 13, 2009
7556009 Air intake manifold for coupling the output of a compressor to the air intake of an internal combustion engine Jul. 7, 2009
7490631 Integrally formed flanged metal pipe and method of manufacturing thereof Feb. 17, 2009
7490870 Hydraulic flange connection Feb. 17, 2009
7488010 Flange assembly Feb. 10, 2009
7481462 Flange connection for pipes Jan. 27, 2009
7467814 Flange Dec. 23, 2008
7458618 Fixed flange spray deflector Dec. 2, 2008
7431350 Flange assembly Oct. 7, 2008
7390375 Method and a device for connecting a plastic conduit and a plastic socket Jun. 24, 2008
7360622 Differential mounting structure Apr. 22, 2008
7302972 Thermo-insulated flexible tubing Dec. 4, 2007
7216898 Flanged connector for HVAC ducting May. 15, 2007
7195290 Apparatus for a fire-rated duct Mar. 27, 2007
7029037 Apparatus for connecting and sealing duct sections Apr. 18, 2006
6926807 Insulated transition spool apparatus Aug. 9, 2005
6810570 Method of attaching a connector element to a duct flange Nov. 2, 2004
6767036 Gas tight housing joint using an interference fit with adhesive Jul. 27, 2004
6758502 Coupling ring for ventilation ducts, and method of connecting ventilation ducts Jul. 6, 2004
6742816 Pipe flange and piping system Jun. 1, 2004
6725611 Sleeve holder for utility conduit Apr. 27, 2004
6715798 High-pressure fluid-flow system having compact two-bolt and four-bolt flanged and modular connectors Apr. 6, 2004
6672630 Flange for connection between an axial compressor and high-pressure rotor disc unit in a gas turbine Jan. 6, 2004
6629521 Oxygen sensor and feedback system for outboard motor engine Oct. 7, 2003
6561553 Angle plate fastening method and apparatus for air duct flange connectors May. 13, 2003
6547287 Duct connecting system having integral transverse flanges Apr. 15, 2003
6540266 Spin forming a tubular workpiece to form a radial flange on a tubular flange and a thick rim on the radial flange Apr. 1, 2003
6494503 Pipe joint assembly and method for using same Dec. 17, 2002
6475625 Plastic parts joining structure Nov. 5, 2002
6471256 Companion duct flanges Oct. 29, 2002
6454317 Versatile end plate converter design using powder metal Sep. 24, 2002
6428056 Method and apparatus for stacking ankle plates to permit free, sliding, lateral displacement of plates Aug. 6, 2002
6364374 Methods and devices for joining panels Apr. 2, 2002
6361080 Method for attaching an ANSI stub-end flanged connector to a composite tubular member Mar. 26, 2002
6279969 Gas pressure regulator coupling arrangement Aug. 28, 2001
6270045 Perimeter weld flanges Aug. 7, 2001
6264251 Segmented flange coupler for grooved pipe Jul. 24, 2001
6254140 Segmented flange including a shim Jul. 3, 2001

1 2 3










 
 
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