Class 285/95 - WITH FLUID PRESSURE SEAL

Subclass of Class 285 - Pipe joints or couplings
Definition: Subject matter comprising sealing means responsive to the
No. of patents: 87
Last issue date: 11/01/2011

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Number	Title	Issue Date
8047576	Multi-media rotary union A rotating union communicates with a rotor member and is operable with either compressible or incompressible coolant media that enters the union through a media inlet. The union includes a housing having a counterbore and a tubular carrier member axially moveable in...	11/01/2011
7815224	Multi-media rotary union A rotating union communicates with a rotor member and is operable with either compressible or incompressible coolant media that enters the union through a media inlet. The union includes a housing having a counterbore and a tubular carrier member axially moveable in...	10/19/2010
7648176	Pipe joint A joint for joining the ends of two pipes has a socket (or box) on the end of one pipe into which the end of the other pipe is inserted. The part of the socket which surrounds the inserted pipe has an external tapered surface. A correspondingly tapered sleeve surrou...	01/19/2010
7390031	Quick-connect conduit coupling device A coupling device for releasably interconnecting conduit elements includes two coupling members, each having a central opening therethrough. A tapered pocket is defined in one coupling member to act as a seat for slidingly receiving the other coupling member, which ...	06/24/2008
7367567	Low leakage finger seal A seal for an exhaust duct includes a metal mesh member sandwiched between an outer plate and an inner plate. The seal includes a plurality of flexible members defined by a plurality of slots in both the inner and outer plates. The flexible members provide for expan...	05/06/2008
7344162	Pipe joint A joint for joining the ends of two pipes (12, 14) has a socket (or box) on the end of one pipe (14) into which the end (30) of the other pipe is inserted. The part (36) of the socket which surrounds the inserted pipe has an external tape...	03/18/2008
7341283	High temperature flexible pipe joint For continuous high temperature operation over a service life in excess of twenty years, a flexible pipe joint includes various features that tend to reduce the temperature of the load-bearing flex element or reduce strain in the warmer elastomeric layers of the fle...	03/11/2008
7338092	Quick-release connector fitting A plastic rift connector fitting comprises an annular housing, water line fitting, and sleeve components for pressurized water systems. The housing has a plurality of locking mechanisms to quickly lock and release the water line fitting. A flange and O-ring on the w...	03/04/2008
7314087	Heave compensation system for hydraulic workover The present invention relates generally to offshore drilling and production operations, and, more particularly, to marine drilling workover/intervention tensioning and compensating devices and methodologies. A heave compensated hydraulic workover device and/or syste...	01/01/2008
7229102	Fluid coolant union A coolant union includes a seal assembly having a first seal member and a non-rotating second seal member. At least one of the annular sealing surfaces presented by the rotating seal member and the non-rotating seal member is chamfered such that the chamfered sealin...	06/12/2007
7219739	Heave compensation system for hydraulic workover The present invention relates generally to offshore drilling and production operations, and, more particularly, to marine drilling workover/intervention tensioning and compensating devices and methodologies. A heave compensated hydraulic workover device and/or syste...	05/22/2007
7191797	Rotary distribution apparatus A rotary distribution apparatus includes a fixed inner distribution member (12) with inner conduit zone; a rotatable distribution member (16) rotatable about the fixed inner distribution member; a plurality of fluid distribution chambers (18) lo...	03/20/2007
7163206	Fluid seal A jet pipe assembly containing at least one joint provided with a seal assembly to isolate, substantially, the fluid flowing in the pipe from the fluid external to the pipe. The dynamic member of the seal assembly is provided with both radial and cylindrical sealing...	01/16/2007
7147252	Medical connector A connector for a respiratory assembly is provided. The connector includes a body that has a first end and a second end. The body has a passage disposed therethrough from the first end to the second end to allow for transport of fluids and objects through the body. ...	12/12/2006
7147254	Coupling apparatus An apparatus configured to a downhole tubular to a pump. The apparatus comprises: a body portion having a bore; a locking assembly comprising at least one locking member pivotally mounted to the body portion so as to permit the locking member to be pivoted between a...	12/12/2006
7140616	Sealing device The invention relates to a sealing device which is provided with an annular circumferential groove in a preceding sealing washer and having a sealing body disposed in the groove. The width and depth of the groove are larger than the cross-section of the sealing body...	11/28/2006
7134698	Sealing device for a high-pressure sealing of line junctions A sealing device (1) for a high-pressure sealing of line junctions comprises a cutting edge (2) and a protective edge (3). The cutting edge (2) permits a sealing of the line junction by means of plastic deformation. The protective edge (	11/14/2006
7087167	Sanitary filtration plant with helical filter elements A sanitary filtration plant including an oblong, tubular pressure vessel having one or more helical filter elements. Each helical filter element has a spiral-wound filter member and a central tube and, at an outlet end, a supporting structure formed as a wheel with ...	08/08/2006
7021677	Seal retainer with metal seal members for undersea hydraulic coupling An improved seal retainer for an undersea hydraulic coupling member, which utilizes metal seals to maintain fluid integrity, is disclosed. The metal seals of the present invention are designed to either create an absolute barrier to fluid flow, or utilize a press or...	04/04/2006
7004476	Combustion gas seal for injector A combustion gas seal for injectors having the function to prevent the leak of a combustion gas when the injector is mounted on a cylinder head of an engine, wherein the seal is made of a resin and the entire surface of the combustion gas side end of the seal is exp...	02/28/2006
6997264	Method of jointing and running expandable tubulars A connector arrangement used for connecting a first tubular to a second tubular. The first tubular member has at least one circumferential ring profile, and the second tubular member has a corresponding number of matching circumferential ring profiles. When the ring...	02/14/2006
6982382	Device for sealing ducts of electric and telephone lines The present invention comprises a rectangular sheet with folding lines and a perimetric strip that facilitates adhering or welding thereof, and the forming of a bag-type closed compartment, inside of which there is a small tank loaded with a pressurized gas. The out...	01/03/2006
6971680	Dialysis coupler assembly with joint members and hemodialysis system using same The present invention provides a dialysis coupler assembly comprising a pair of rubber-like elastic tubular couplers, and a pair of joint members for joining the couplers together. Each of the couplers includes an inner channel 14 allowing a connector associa...	12/06/2005
6945569	Enhanced durability hammer union A union for connecting two tubular members. The first tubular member has an external flange, and the second tubular member has a set of external threads. An annular nut surrounds the first tubular member. The nut has an internal flange that surrounds the first tubul...	09/20/2005
6929287	Apparatus for connecting flanged pipes An apparatus for connecting two flanged pipes comprises at least one piston arrangement having a pair of opposed pistons slidable within a hydraulic cylinder. Each pair of pistons has a rod extending therefrom and is adapted to receive a threaded fastener at its end...	08/16/2005
6923477	End-fitting for flexible pipe A fixing end-fitting for a flexible tubular pipe, the pipe comprising an inner sealing sheath, a pressure vault comprising a short-pitch helical winding of a metal forming wire, an intermediate sheath and at least a web of tensile long-pitch wound armour wires and a...	08/02/2005
6880863	Flexible coupling for gas conduits A flexible joint for connection between a pair of conduits for transferring a gas, under pressure, between the conduits. The joint includes a hollow, annular inner member for connection to one of the conduits which defines a spherically shaped, convex seal receiving...	04/19/2005
6835310	Device for coupling together a tube and a filter housing The invention relates to a device for using various types of coupling system to connect together a tube (2) and a filter housing (3). According to the invention, the device comprises: a head plate (21) independ...	12/28/2004
6721381	Seal arrangement for in-core instrument housing A seal arrangement for providing a seal between a nuclear reactor in-core instrument housing and an instrument contained within the housing includes a lower seal assembly surrounding an outer portion of the in-core instrument housing, an upper seal assembly surround...	04/13/2004
6581976	Swivel seal construction A swivel (40) includes an outer (41) and inner annular wall (42). A toroidal chamber (44) is defined between the outer and inner walls and opposing peripheral faces of the walls define an upper (45) and lower gap (52) extending respectively upwardly and d...	06/24/2003
6533327	Quick-fitting coupling A quick-fitting pipe union is proposed with an insertion component, a socket component and at least one sealing element. The sealing element (7) excels by virtue of the feature that it comprises a connecting section (9) and two lips (11) that extend outwa...	03/18/2003
6522708	Seal arrangement for in-core instrument housing A seal arrangement for providing a seal between a nuclear reactor in-core instrument housing and an instrument contained within the housing includes a lower seal assembly surrounding an outer portion of the in-core instrument housing, an upper seal assemb...	02/18/2003
6481762	Pipe coupling A pipe coupling for attachment to a pipe includes a sleeve. One end of the sleeve is configured to receive a pipe end. The pipe coupling also includes an annular gasket disposed within the end of the sleeve for encircling the pipe end. The coupling includ...	11/19/2002
6450546	High pressure product swivel A production swivel with passive control of dynamic seal gap width using internal swivel pressure. The swivel includes inner and outer housings with a middle housing which transfers, component deformation due to fluid pressure from the dynamic sealing int...	09/17/2002
6367844	Attachment fitting for pressure vessel This invention provides sealed access to the interior of a pressure vessel and consists of a tube, a collar, redundant seals, and a port. The port allows the seals to be pressurized and seated before the pressure vessel becomes pressurized....	04/09/2002
6126207	Rotary joint with shear pins A self-supported rotary joint for introducing a heating or cooling medium, such as steam or water, into a rotating drying or cooling drum. The rotary joint is supported upon the drum structure by a rotating bearing housing whose bearings support the stati...	10/03/2000
5885450	Vessel with captive tube support ring A water purifier includes a quick connect connector in a port that receives a tube that carries the water. The tube is received along the axis of the port in a first reference direction along the axis. The connector is assembled by inserting, in sequence,...	03/23/1999
5860680	Sealing system--anti collapse device A sealing system for a rotatable fluid conduit coupling or swivel, in particular a swivel for the off-shore oil and gas exploitation or the like, the coupling comprising an inner or first part, an outer or second part concentrically surrounding the first ...	01/19/1999
5857714	Service cable and cable harness for submersible sensors and pumps An improved service cable and cable harness assembly for submersible sensors and pumps which includes a service cable, a well head connector and an end cap attachable to the sensor. The service cable secured at its lower end to the end cap and at its uppe...	01/12/1999
5817235	Anti-telescoping device for spiral wound membrane modules Longitudinal extension and consequent destruction of spirally wound membrane modules arranged in paired axial alignment within a pressure vessel of an ultrafiltration unit are prevented by a pair of end-cap anti-telescoping devices (ATD's) and a central A...	10/06/1998

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Class 285/95 - WITH FLUID PRESSURE SEAL