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| Number | Title | Issue Date |
| 7372933 | Radioactive-material container, metal gasket for sealing the radioactive-material container, and method of manufacturing the metal gasket A radioactive-material container includes a container body that shields nuclear radiation, which includes a cavity that stores a basket containing a recycle fuel assembly, a lid that covers the cavity, and a metal gasket that includes a sealing area that makes a phy... | 05/13/2008 |
| 7004477 | Reduced load gasket A gasket is adapted to seal between a first member and a second member, and includes a first portion a second portion. The first portion includes a first elastomeric seal portion adapted to be in sealing engagement with the first member. The first portion may also i... | 02/28/2006 |
| 6918595 | Seal for high-pressure pumping system A high-pressure pumping system including an energizing seal component having an aperture extending therethrough and a seal jacket component having a base and a toroidally-shaped flared membrane extending from the base. The body and the flared membrane are monolithic... | 07/19/2005 |
| 6497226 | Modular, compliant, sealing bearing assembly An improved modular, radially-compliant, redundantly-sealing journal-type bearing assembly comprising two bearing elements retained in a housing and positively loaded in opposing directions by a compression spring disposed therebetween. A shaft to be supp... | 12/24/2002 |
| 6179339 | Seal rings for low loss flexible coupling of gas conduits A plastic or polytetrafluoroethylene split seal ring having highly flexible, annularly extending, axially spaced apart side walls is disclosed for sealing opposed, concentrically overlapping open end portions of a pair of gas conduits together or for seal... | 01/30/2001 |
| 6149127 | Spring loaded compression valve fitting An improved valve fitting configured to limit pressure exerted upon a surface of the valve by a sealing surface of the fitting to inhibit the sealing surface from deforming causing the valve to leak is provided. This causes the sealing surface of the fitt... | 11/21/2000 |
| 6056291 | Metal gasket A metal gasket excellent in sealing performance and capable of sealing with a small pressing force. The metal gasket comprises at least one metal sheath with C-shaped cross-section and a ring elastic core surrounded by the metal sheath and the metal gaske... | 05/02/2000 |
| 5927684 | Slide, particularly pipe bridge slide Single-plate slide, especially single-plate pipe bridge slide (10) with a slide-plate (16) and if necessary a pipe bridge (20), which is or are movable by means of an actuating device (18, 19) within this casing (11) in order to close or open a fluid pass... | 07/27/1999 |
| 5797604 | Metal gasket A metal gasket excellent in sealing performance and capable of sealing with a small pressing force. The metal gasket comprises at least one metal sheath with a C-shaped cross-section and a ring elastic core surrounded by the metal sheath. The metal gasket... | 08/25/1998 |
| 5503375 | Coil spring with ends adapted for coupling without welding Spring apparatus is provided which includes coil springs having intermediate and end coils suitable for interconnection in order to form a continuous spring which maintains a constant load-deflection characteristic over all intermediate coils unaffected b... | 04/02/1996 |
| 5232028 | Vapor recovery drop tubes A drop tube/adapter unit, mounted on the riser pipe of a fuel storage tank, defines a fuel inlet path and an annular vapor return path during a loading operation. A vapor valve, provided in the vapor return path, prevents escape of vapors when a loading o... | 08/03/1993 |
| 5180008 | Wellhead seal for wide temperature and pressure ranges A wellhead seal for establishing and maintaining a seal between a wellhead and inner pipe element. The seal is an annular elastomeric body having an inner axial surface with a generally convex central portion for pressing against the inner pipe element su... | 01/19/1993 |
| 5160122 | Coil spring with an elastomer having a hollow coil cross section A spring assembly includes a plurality of coils interconnected with one another in a spaced-apart relationship for causing the spring assembly to exert a force in a loading direction approximately normal to a tangent to a centerline of the plurality of co... | 11/03/1992 |
| 5108078 | Canted-coil spring loaded while in a cavity A canted coil spring assembly includes a plurality of coils having a major and a minor axis and canted along a centerline defined by an intersection of the major and minor axis. A trailing portion of each coil is defined by a back angle which determines t... | 04/28/1992 |
| 5039406 | Oil filter adapter An improved oil filter adapter is provided and consists of a bracket mounted on an engine block of an industrial gas engine. The bracket has an inlet fitting and an outlet fitting with a threaded lower cylindrical mounting portion. The inlet fitting is co... | 08/13/1991 |
| 4951745 | Stuffing box and grease injector for underwater wells An hydraulically actuated stuffing box for use on a lubricator assembly or a grease injector section to seal around flexible line run through the lubricator assembly into an underwater well. The stuffing box has a piston on which control fluid acts, compr... | 08/28/1990 |
| 4593914 | Wellhead sealing system A wellhead sealing system comprises a casing, a tubing spool and a bushing between the casing and tubing spool. A first recess is provided in the bushing and a first casing seal is mounted therein to act between the bushing and the casing. A second recess... | 06/10/1986 |
| 4453723 | Seal A ring shaped seal is formed from an elastomeric material and is generally circular in cross-section. The material is covered in part with an elastomeric impregnated fabric secured thereon which serves as a work contacting surface for making a sealing eng... | 06/12/1984 |
| 4441723 | Duct seal A rubber ring-shaped seal is provided with a centrally disposed ring-shaped elastomeric tubular insert mounted therein. A helical coil spring is mounted in the insert so that part of the ring-shaped insert is between the helical coil spring and the work-c... | 04/10/1984 |
| 4316053 | Pipe couplings and coupling gaskets A pipe coupling and gasket is provided in which electrical conductivity through the coupling is assured, said coupling consisting of a middle ring with conical ends receiving an annular resilient gasket having a conductive helix made from metal wire of tr... | 02/16/1982 |
