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Class Information
Number: 285/917
Name: Pipe joints or couplings > Metallic seals
Description: Art collection drawn to metallic seals.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8602459 Refrigeration system connection fitting Dec. 10, 2013
8474879 Non threaded drill pipe connection Jul. 2, 2013
8475139 Method and apparatus for a jet pump slip joint internal seal Jul. 2, 2013
8356843 Refrigeration system connection fitting Jan. 22, 2013
8256115 Method of making a fluid coupling Sep. 4, 2012
8083267 Fluid coupling and method of designing the same Dec. 27, 2011
7950700 Connector assembly for sterile connectors May. 31, 2011
7913716 Sealing element and a coupling device provided with such a sealing element Mar. 29, 2011
7810785 Undersea hydraulic coupling with hydrostatic pressure energized metal seal Oct. 12, 2010
7775561 Exhaust pipe joint with insert Aug. 17, 2010
7731242 Pipe clamp with built in test fitting Jun. 8, 2010
7549681 Flowline clamp connector Jun. 23, 2009
7540502 Serpentine metal gasket Jun. 2, 2009
7478839 Penetration slider seal expansion joint apparatus and method Jan. 20, 2009
7431321 Trailer hitch assembly Oct. 7, 2008
7354075 Adapter-intermediate ring for a screw-in part of a fluid plug system Apr. 8, 2008
7331612 Low profile tension style flexible joint Feb. 19, 2008
7204525 Flowline clamp connector Apr. 17, 2007
7140647 Fluid coupling Nov. 28, 2006
7118140 Compliant sealing connection for fuel components Oct. 10, 2006
7118139 Flanged coupling device with a static ball-and-socket joint Oct. 10, 2006
7021677 Seal retainer with metal seal members for undersea hydraulic coupling Apr. 4, 2006
6957834 Threaded joint for pipes Oct. 25, 2005
6916048 Device for fluid-tight connection of a fitting to an internal combustion engine fuel injector Jul. 12, 2005
6874824 Connection structure having pierced elastomeric gasket Apr. 5, 2005
6869080 Metal-to-metal sealing system Mar. 22, 2005
6698800 Remote connector including support structure Mar. 2, 2004
6685237 Torque resistant retrofit for compression metal face seals Feb. 3, 2004
6637782 End-sided closure of a pipe Oct. 28, 2003
6623047 Tube coupling Sep. 23, 2003
6623046 Tube with a corrugated inner surface and an insertable component Sep. 23, 2003
6581981 Pipe-fitting with flexible sleeve and cinching nut Jun. 24, 2003
6575430 Hydraulic coupling with dovetail seal having multiple radial sealing surfaces Jun. 10, 2003
6561521 Metal-to-metal seal with soft metal insert May. 13, 2003
6516831 Undersea hydraulic coupling with radial seals on probe Feb. 11, 2003
6471478 Axial seal system for a gas turbine steam-cooled rotor Oct. 29, 2002
6416087 Connection piece with sealing bead Jul. 9, 2002
6402205 Fuel-line coupling Jun. 11, 2002
6390512 Gasket retainer clip May. 21, 2002
6318766 Face seal gland with raised peripheral ring having circumferentially spaced recesses Nov. 20, 2001
6290237 Flat ring packing Sep. 18, 2001
6273477 Gasket and pipe joint Aug. 14, 2001
6202691 Undersea hydraulic coupling with bleed port Mar. 20, 2001
6179002 Hydraulic coupling with pressure-energized dovetail seal Jan. 30, 2001
6170890 Pipe joint Jan. 9, 2001
6164705 Combination of pipes and gasket for connection thereof Dec. 26, 2000
6145846 Metal-to-metal seal in high pressure applications with low contact stress Nov. 14, 2000
6145888 Pipe joint with inspection window Nov. 14, 2000
6123104 Undersea hydraulic coupling with Y-seal Sep. 26, 2000
6082402 Metal seal hydraulic coupling Jul. 4, 2000

1 2 3 4 5 6










 
 
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