Seal for a joint or juncture inventions 02/08

20080048398 - Gap sealing arrangement: Disclosed is a compliant seal arrangement 50 for restricting leakage through a gap between a first 54 and second 56 component. A seal assembly 58 is formed by stacking leaf strips 70 flat and sandwiching the stacked leaf strips 70 between a back plate 76 and a side plate 78.... Agent: Pratt & Whitney

20080048399 - Leaf seal arrangement: A leaf seal arrangement is provided in which within a housing there are edge portions to inter associate with non parallel chamfer edges in leaf seal elements. In such circumstances, deflection of the leaf seal elements in an outward direction or inward direction relative to a rotating shaft creates variation... Agent: Oliff & Berridge, PLC

20080048400 - Unitized seal with integral flanged sleeve: A mechanical face seal includes an elastomeric boot including a bellows portion extending radially from a tube portion. The tube portion includes a flanged end having a tapered surface on a leading end and a flat surface on a trailing end. A spring is disposed around the tube portion and... Agent: Freudenberg-nok General Partnership Legal Department

20080048401 - Cylinder head gasket: Cylinder head gasket whose gasket plate comprises a single sheet metal layer, combustion chamber openings, and for each combustion chamber opening a ring-shaped combustion chamber sealing element, which is a sheet metal ring that is arranged on the sheet metal layer and is joined to the latter by welding; to... Agent: Edward J. Timmer

20080048402 - Metallic cylinder head gasket: l

20080042362 - Closeable open cell foam for downhole use: A downhole packer or sealing device uses a swelling sealing element that is initially held in a compressed state. Exposure to well or other fluids occurs downhole as the initial restraint on the element is overcome. The element takes on well fluids as it resumes its relaxed position or swells.... Agent: Duane Morris LLP

20080042363 - Electric rotating machine: Hydrogen gas is circulated to cool an electric rotating machine main body, and brush seals are provided to contact a predetermined position on the outer circumferential surface of a rotating shaft. As a result, contact of a sealing oil and the hydrogen gas, contact of a lubricating oil and the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080042364 - Magnetically-controlled rotary seal: A non-contacting rotary face seal assembly includes a first sealing member, including a first sealing face and a first magnetic element; and a second sealing member, including a second sealing face and a second magnetic element. The first and second magnetic elements of the first and second sealing members provide... Agent: Dykema Gossett PLLC

20080042365 - Compliant plate seals for turbomachinery: A shaft seal serves to reduce leakage between a rotating shaft and a static shell. The shaft seal includes a plurality of compliant plate members, each having a root and a tip. The compliant plate members are secured to the static shell at their root in facing relation. The tips... Agent: Nixon & Vanderhye P.C.

20080042366 - Compliant plate seals for turbomachinery: A shaft seal serves to reduce leakage between a rotating shaft and a static shell. The shaft seal includes a plurality of compliant plate members, each having a root and a tip. The compliant plate members are secured to the static shell at their root in facing relation. The tips... Agent: Nixon & Vanderhye P.C.

20080042367 - A variable clearance packing ring: Disclosed is a packing ring segment for providing a seal between a stationary component and a turbine shaft of a rotary machine, including an actuating arrangement disposed within the packing ring segment, and a resilient beam-type element included in the actuating arrangement, the resilient beam-type element radially outwardly biasing the... Agent: Cantor Colburn, LLP

20080042368 - Piston ring assembly including a self accommodating smart piston ring: A piston ring assembly includes a piston ring formed of a shape memory alloy. By using a shape memory alloy material, the piston ring changes its shape during exposure to transient thermal conditions so as to minimize engine wear. The shape memory alloy composition of the piston ring is selected... Agent: General Motors Corporation Legal Staff

20080042369 - Stuffing box with wear indicator: A stuffing box for sealing around a shaft. The stuffing box includes a seal which engages the circumferential surface of a shaft and creates a fluid seal therearound. The stuffing box also includes a wear indicator that can be used to provide an audible, visual or tactile indication that the... Agent: Workman Nydegger

20080042370 - Metal gasket and method of making: A metal gasket formed from a suitable iron-nickel chromium alloy includes at least one embossment that exhibits essentially full functional recovery at temperatures exceeding 1000° F. and including in the range of 1100° F. to 1600° F. or more and which is made from sheet material that is work hardened... Agent: Dickinson Wright PLLC

20080042371 - Gasket: A flat seal, particularly for a cylinder head seal for use in internal combustion engines, containing at least one functional layer which is provided with at least one continuous opening and which is provided with at least one bead in the region of the continuous opening and which is connected... Agent: Robert L. Stearns Dickinson Wright PLLC

20080042372 - Gasket assembly having isolated compression limiting device: A manifold gasket includes a carrier frame with a plurality of media-conveying openings corresponding to openings communicating between two parts to be clamped, such as an intake manifold and a cylinder head. Elastomeric sealing material is molded to the carrier frame about the openings to seal the openings when clamped.... Agent: Robert L. Stearns Howard & Howard Attorneys, P.C.

20080042373 - Sealing arrangement with a segmented seal and pressure relief: A sealing apparatus adapted for use in a pressure vessel such as a synthesis gas cooler. The sealing apparatus is of a segmented plate construction formed around an outer wall section of a conduit means of the pressure vessel that defines at least part of a passage for receiving effluent... Agent: The Babcock & Wilcox Company

20080036154 - Mechanical seal: A mechanical seal comprises a first case member that is mounted on a rotatably supported rotatable shaft and that rotates together with the rotatable shaft, a second case member that is mounted on a member supporting the rotatable shaft and that forms a space between the first case member and... Agent: Mcginn Intellectual Property Law Group, PLLC

20080036155 - Ferrofluid seal unit used on vertical thermal processing furnace system for semiconductor wafer: An outer shell member is fixed to the lower end of a rotational shaft so as to wrap around a unit main body from the lower side thereof to the outer periphery thereof. The gap between the rotational shaft and the unit main body is magnetically sealed by a ferrofluid... Agent: Jordan And Hamburg LLP

20080036156 - Sealing arrangement: The invention relates to a sealing arrangement comprising at least one seal and a spinning ring. Said spinning ring is provided with a first hollow cylindrical section, a second hollow cylindrical section in the first section which is disposed concentric to the first section, and a disk-shaped ring section that... Agent: Lucas & Mercanti, LLP

20080036157 - Gasket assembly and method of manufacture thereof: A gasket assembly and method of manufacture thereof provides a plurality of discrete, interconnected capsule beads spaced from one another. A sealant material is disposed in the capsule beads, such that when the capsule beads are ruptured under an applied clamping force, the gasket material is released from the capsule... Agent: Robert L. Stearns Dickinson Wright PLLC

20080036158 - Manifold gasket having pushrod guide: A manifold gasket assembly includes a steel carrier fabricated with a plurality of air intake openings. Rubber material is molded to the carrier body to provide a seal about the openings when the gasket assembly is clamped between a cylinder head and intake manifold. Pushrod guides are provided on the... Agent: Robert L. Stearns Howard & Howard Attorneys, P.C.

20080036159 - Gasket: In a gasket installed to an inner peripheral surface of an opening portion in a housing such as a cylinder head cover or the like for sealing between the housing and an insertion member such as a plug tube or the like inserted to the opening portion, an object of... Agent: Jacobson Holman PLLC

20080036160 - Flat seal: Flat seal, comprising at least one metallic layer, which is supplied with several passages, spaced by bridges, whereby at least one corrugation and/or at least one profile is to be set out at least for the area of one of the layers, on the passage side and at least for... Agent: Robert L. Stearns Dickinson Wright PLLC

20080036161 - Non-asbestos gasket: By improving a metal gasket having a corrugated portion which is advantageous in sealing property, a non-asbestos gasket in which the sealing property is further improved is provided. A non-asbestos gasket has a three-layer structured sealing portion S configured by: a core layer 1A which is made of a plate... Agent: Quinn Emanuel Koda & Androlia

20080036162 - Chips dischargeable wiper: A chips dischargeable wiper is disposed at the end of a nut, the wiper is defined with a flange, a plurality of ribs integrally formed with the flange, and a plurality of through holes located beside the flange. The flange is used to mate with the helical groove of the... Agent: Dr. Banger Shia

20080029964 - Ptfe membranes and gaskets made therefrom: Improved expanded PTFE materials and improved gasket materials made therefrom, the gaskets being capable of forming a seal with greater bolt load retention than is possible with existing PTFE gaskets. The expanded PTFE membranes of the invention can be tailored to exhibit a matrix tensile strength in at least one... Agent: Carol A. Lewis White, Esquire W. L. Gore & Associates, Inc.

20080029965 - Ptfe membranes and gaskets made therefrom: Improved expanded PTFE materials and improved gasket materials made therefrom, the gaskets being capable of forming a seal with greater bolt load retention than is possible with existing PTFE gaskets. The expanded PTFE membranes of the invention can be tailored to exhibit a matrix tensile strength in at least one... Agent: Carol A. Lewis White, Esquire W. L. Gore & Associates, Inc.

20080029966 - Seal assembly: A seal assembly (10) comprising a sealing body (40), a shoe (42), a first collar (44), and a second collar (46). The shoe (42) is positioned within a space defined by radially inner surfaces of the sealing body (40), the first collar (44) is positioned on a first axial side... Agent: Don W. Bulson (parker Hannifin) Renner, Otto, Boisselle & Sklar, LLP

20080029967 - Lip type end face sealing device: An objective of the present invention is to provide a lip type end face sealing device 6 having excellent sealability to different kinds of liquids on the both sides in the axial direction and having excellent durability. A case 61 tight fitted to an inner peripheral face 2a of a... Agent: Harness, Dickey & Pierce, P.L.C

20080029968 - Nested can brush seal: A method of forming a brush seal which includes placing a bristle hoop sandwiched by a sideplate and a backplate in the cavity of a forming die. The components are then die formed together into a unitized brush seal.... Agent: Marjama Muldoon Blasiak & Sullivan LLP

20080029969 - Jet pump slip joint piston ring seal: A slip joint sealing device for use in piping systems, and particularly in reactor pressure vessels, seals the slip joint between two adjacent pipe surfaces using one or more piston rings positioned in a circumferential groove machined into the outer surface of an inner positioned pipe at the slip joint,... Agent: Morriss Obryant Compagni, P.C.

20080029970 - Seal profile: The invention relates to the external sealing and joining of piping. More particularly, the invention provides an improved seal profile which is suitable for use inside pipe couplings. The invention provides a twin-lip seal profile particularly useful in combination with a pipe coupling, the seal comprising: a substantially flat base... Agent: Pearl Cohen Zedek Latzer, LLP

20080029971 - Seal ring and method: A seal ring 10 for sealing between first and second members 12, 14 each having an outer groove surface 16, 126 and inner groove surface 18, 127 includes a metal seal body 26, 42, 52, 60, 70, 80, 92, 110, 122, 140 for engagement with the outer groove surface on... Agent: Browning Bushman P.C.

20080029972 - Low leak o-ring seal: A vacuum seal (1) having an O-ring (12) between two mating parts (2) (6). One of the mating parts has a groove (10) configured to receive the O-ring (12). The groove (10) has a modified dovetail shape with at least one side wall (14) having a compound slope formed with... Agent: Wegman, Hessler & Vanderburg

20080029973 - Hydraulic seal device with a sleeve: A seal device to be used to establish hydraulic static or dynamic seal between two conduction tubes (A and B) through which fluids are to be transported; it is equipped with a sleeve made of elastic material fitted in an appropriate containment seating depression; the entire device presents a section... Agent: Baker & Daniels LLP

20080029974 - Ptfe membranes and gaskets made therefrom: Improved expanded PTFE materials and improved gasket materials made therefrom, the gaskets being capable of forming a seal with greater bolt load retention than is possible with existing PTFE gaskets. The expanded PTFE membranes of the invention can be tailored to exhibit a matrix tensile strength in at least one... Agent: Carol A. Lewis White, Esquire W. L. Gore & Associates, Inc.

20080029975 - Ptfe membranes and gaskets made therefrom: Improved expanded PTFE materials and improved gasket materials made therefrom, the gaskets being capable of forming a seal with greater bolt load retention than is possible with existing PTFE gaskets. The expanded PTFE membranes of the invention can be tailored to exhibit a matrix tensile strength in at least one... Agent: Carol A. Lewis White, Esquire. W.l. Gore & Associates, Inc.