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Seal for a joint or juncture May archived by USPTO category 05/09

20090134582 - Seal assembly: A centrifugal pump seal assembly (10) for forming a seal between an impeller (12) and its casing (14), the seal assembly (10) comprising at least one sealing member (20) supported on the casing (14) and being capable of movement to a position at which it sealingly contacts the impeller (14),... Agent: Birch Stewart Kolasch & Birch

20090134583 - Dual seal assembly: The present invention discloses a dual seal assembly, in particular for sealing a gas compressor, comprising a first mechanical seal assembly (30) including a pair of co-operating seal rings (31, 32), one of which is provided for common rotation with a rotating component (60) and the other of which is... Agent: Edwards Angell Palmer & Dodge LLP

20090134584 - Mechanical seal assembly: The invention refers to a mechanical seal assembly comprising at least one pair of co-operating seal rings (4, 5), one of which is provided for common rotation with a rotating component and the other of which is provided rotationally fixed at a stationary component, one of the seal rings being... Agent: Edwards Angell Palmer & Dodge LLP

20090134585 - Lip type seal: For easier separation and sorting by material of constructing parts and better assembly retainability among the constructing parts and installing workability, a lip type seal has a elastic material-made first lip seal member (11) including a cylinder portion (12) fitted into a shaft hole (72) and a first seal lip... Agent: Harness, Dickey & Pierce, P.L.C

20090134586 - Reciprocating seal: The present invention relates to a reciprocating seal used, for example, for a shock absorber. A main seal lip 32 has a two-step lip structure including a first lip 32a and a second lip 32b and a plurality of protrusions 34 extending in the direction of the shaft are formed... Agent: Jacobson Holman PLLC

20090134587 - High temperature negative creep gasket and manufacturing same: A negative creep gasket with corrugated core of high temperature Shape Memory Alloy (SMA) provides multiple leak-tight, automatic and continuous seal between the flanges of Bolted Flanged Connection (BFC) used in plant/piping systems that operate under critical conditions including a variety of high operating temperatures within the range of from... Agent: Anatoly Efremov

20090127792 - Mechanical seal: A mechanical seal includes an elastomeric member, a spring biasing device, a longitudinally floating first member, a longitudinally non-floating second member and a longitudinally floating seal face. The elastomeric member is in a sealing engagement with the seal face. The first and second members and the spring biasing device are... Agent: Edwin D. Schindler

20090127791 - Seal assembly for a rotating member: A seal assembly seals a gap between a fixed member and a rotating member housed therein, to prevent flow of oil from a first environment to a second environment of the gap. The assembly includes a first ring fitted to the rotating member, a second ring fitted to the fixed... Agent: Venable LLP

20090127793 - Upset resistant mechanical seal: A mechanical seal face has a significant increase in the ability of the seal to tolerate poor lubrication conditions such as dry running. The mechanical seal employs a thin, non-corrugated flat sheet of flexible thermally conductive graphite material placed between one of the mechanical seal faces and a metal surface... Agent: Flynn Thiel Boutell & Tanis, P.C.

20090127794 - Magnetic fluid seal with precise control of fluid volume at each seal stage: A magnetic fluid seal includes a pole ring having an inner diameter, a rotatable shaft having an outer diameter, the rotatable shaft configured to extend along the inner diameter of the pole ring between an atmosphere side and vacuum side, at least one magnet coupled to the pole ring, the... Agent: Brinks Hofer Gilson & Lione

20090127795 - Non-contact labyrinth seal assembly and method of construction thereof: A non-contact labyrinth seal assembly, bearing assembly therewith, and method of construction thereof, has an outer rigid carrier and an inner sleeve. The carrier has an outer cylindrical flange and a radially inwardly extending leg and the sleeve has a cylindrical wall and a radially outwardly extending flange. A body... Agent: Robert L. Stearns Dickinson Wright PLLC

20090127796 - Sealing device: To improve sealing performance by a labyrinth to inhibit entry of dust, a sealing device (1) comprising an inner peripheral side sealing member (2) fitted to an inner peripheral side mounting member and an outer peripheral side sealing member (3) fitted to the outer peripheral side mounting member, both relatively... Agent: Harness, Dickey & Pierce, P.L.C

20090127797 - Sealing device: To prevent deterioration of sealing ability during installation of a second seal ring, facilitate parting of a first seal ring from a mold, and enhance degree of freedom of setting the thickness of a seal lip, a sealing device has a first seal ring (20) integrally formed with an installation... Agent: Harness, Dickey & Pierce, P.L.C

20090127798 - Sealing apparatus having circulating channel for wire cutting machine: The present invention discloses a sealing apparatus having a circulating channel for a wire cutting machine, and the sealing apparatus includes a channel at the position of a lower arm in the fluid tank for injecting a liquid, a sealing O-ring installed at the sealing apparatus for preventing a leak... Agent: Troxell Law Office PLLC

20090127800 - Crankcase seal for air-cooled engines: An improved crankcase seal for air-cooled engines, such as the type utilized in aircraft and automobiles, comprises a groove cut into the planar mating surface of one of the crankcase component halves and a generally compressible sealing member disposed in the groove such that when the two crankcase halves are... Agent: Richard A. Ryan Attorney At Law

20090127801 - Enhanced property metal polymer composite: The invention relates to product categories using a metal polymer composite having properties that are enhanced or increased in the composite. Such properties include color, magnetism, thermal conductivity, electrical conductivity, density, improved malleability and ductility and thermoplastic or injection molding properties.... Agent: Merchant & Gould PC

20090127799 - Seal structure for internal combustion engine: A seal structure is provided for an internal combustion engine. The seal structure can include a main seal link, at least one fastener seal connected to the main seal link and adapted to surround at least a portion of a crankcase fastener hole, and an enlarged bearing seal operatively connected... Agent: Pearne & Gordon LLP

20090127802 - Two part grommet with hard plastic locking prongs: A grommet for sealing a cable to a panel opening includes a hard plastic part formed with curved locking prongs projecting at an angle from the perimeter of a main piece is molded to a soft elastomeric second part having a boot portion to receive the cable and a perimeter... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20090127803 - Pipe coupling adapted for sealing the end of a pipe: The present invention relates to a sealing member for use in a pipe coupling assembly and, in particular, to a sealing member for sealing the end of a pipe having an exposed metal surface at its end, such as pipes comprising an internal metal sheath which is lined internally and... Agent: Ralph C. Francis Francis Law Group

20090127804 - General purpose fluid-tight gasket: It has an annular configuration of trapezoidal section in the base of which is a series of projections, as well as a triangular recess which narrows toward the interior of the gasket, it has an inclined side on which there are likewise some semicircular projections. Due to the configuration which... Agent: Tyco International

20090127805 - Assembly for sealing a component and method: An assembly is provided that has a first component at least partially defining a first generally tubular cavity or channel. A barrier layer is embedded within the first component to separate the first component into an inner layer and an outer layer. The first component has a terminal end at... Agent: Quinn Law Group, PLLC

20090127806 - Low-leakage seal system for pivot door type thrust reverser: A low-leakage seal system for a pivot door type thrust reverser comprises a forward seal, an aft seal, and a pair of seal stops. The forward seal is attached to a forward portion of a thrust reverser. The aft seal is attached to an aft portion of the pivot door.... Agent: Hovey Williams LLP

20090121440 - Dry-running piston rod sealing arrangement, and method for sealing a piston rod using one such arrangement: The invention relates to a dry-running piston rod sealing arrangement (1) for sealing a piston rod (2) mounted in a longitudinally displaceable manner. Said sealing arrangement comprises at least one sealing ring (5) having a sealing surface (5a), an actuator (7), a sensor (8), and a chamber ring (3) containing... Agent: Townsend And Townsend And Crew, LLP

20090121441 - Dual configuration seal assembly for a rotational assembly: A seal assembly for a rotational assembly includes a first seal, a second seal and a crossover support. The crossover support includes a first geometry that interacts with the first seal and a second, different geometry that interacts with the second seal.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090121442 - Method of manufacturing ring-shaped member, backup ring and seal structure for fuel injection valve: A method of manufacturing a ring-shaped member that is manufactured by subjecting a rigid flat-shaped base material to burring includes: a step of forming a prepared hole with respect to the base material; a step of pressing an edge portion of the prepared hole to thereby bend the edge portion... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20090121443 - Sealing device: To reduce a shaft insertion load and prevent extrusion of a seal ring to the low pressure side, a sealing device (1) has a seal ring (20) in an installation groove (10) formed on a shaft (2) to have a tapered groove bottom section (12) and a backup ring (30)... Agent: Jacobson Holman PLLC

20090115137 - Magnetic fluid sealing device: A magnet is embedded in an outer rotational shaft provided in a bearing hole of a case, and an outer magnetic circuit and an inner magnetic circuit are formed on the outer peripheral surface and inner peripheral surface of the outer rotational shaft, respectively. In a magnetic fluid seal device,... Agent: Jordan And Hamburg LLP

20090115138 - Gasket: A first gasket 10 is placed in a groove formed in a cam cover and seals a gap between a cylinder head and the cam cover. The first gasket 10 includes a pair of seal lips 13 which come into tight contact with the cylinder head and which are provided... Agent: Harness, Dickey & Pierce, P.L.C

20090115139 - Spiral-wound gasket: A spiral-wound gasket for use in a HF alkylation unit and positioning between facing conduit flanges includes an outer ring, an inner ring, and low-compression spiral-wound portion positioned between the outer ring and the inner ring.... Agent: Woodard, Emhardt, Moriarty, Mcnett & Henry LLP

20090115140 - Inverted flange flex boot: The present invention discloses a sealing device for sealing a pipe passing through a wall. The device includes a first member and second member. The first member is substantially flexible, has an exterior surface and two axially aligned and opposed orifices, wherein the first orifice has a diameter less than... Agent: Gross & Associates

20090115141 - Stage one nozzle to transition piece seal: A transition piece seal assembly for sealing an interface between at least one transition piece extending between a turbine combustor and a first stage turbine nozzle. The seal assembly includes an aft frame having on a first axial side thereof at least one axially projecting can shaped receptacle for axially... Agent: Nixon & Vanderhye P.C.

20090115142 - Self-repairing boot for a constant velocity joint: A boot assembly for an articulating joint is provided, including an inner layer and an outermost layer. The inner layer is constructed from a first material and the outermost layer is constructed from a second material that is different from the first material. The outermost layer at least partially covers... Agent: Rader, Fishman & Grauer PLLC

20090115143 - Sealing device of steering column: The present invention provides a sealing device of a steering column where a sealing member of a steering column passing through a dashboard and a dust cover provided to a dashboard are separately formed and detachably attached to each other, thereby effectively intercepting noise and foreign substances transmitted into a... Agent: Morgan, Lewis & Bockius LLP (sf)