Class 277/632 - Segmented periphery

Subclass of Class 277 - Seal for a joint or juncture
Definition: Contact seal for other than wherein the seal"s perimeter
No. of patents: 40
Last issue date: 08/24/2010

Number	Title	Issue Date
7780174	Door seal for a turbomachine With a door seal for a gas turbine engine, a gap (3) existing between an axially symmetrical component (1) and an assembly formed by several segments (2) is sealed by seal doors (11), which are held via retaining holes (10) at reta...	08/24/2010
7147774	Sliding plate filter with segmented sealing ring A filtration apparatus for use in polymer processing includes a housing having an internal bore for directing polymer flow and a channel oriented transversely to the bore. A slide plate for supporting filters is movable through the channel and across the bore. An an...	12/12/2006
7093837	Turbine spring clip seal An improved turbine spring clip seal for directing gases to be mixed with fuel in a combustor basket. The turbine spring clip seal is composed of inner and outer housings and a center sealing member disposed between the inner and outer housings. The center sealing m...	08/22/2006
7040098	Provision of sealing for the cabin-air bleed cavity of a jet engine using strip-type seals acting in two directions The invention relates to the sealing of the cavity from which air is bled off to the cabin, which cavity is delimited, on the one hand, by the external shell of the compressor and an annular structure connected to the shell, and, on the other hand, by the external c...	05/09/2006
7011482	Molded washer A washer formed by two identical C-shaped sections having parallel upper and lower surfaces, two ends, an inside and an outside arcuate edge, the ends having a plurality of tabs and recesses that inter-digitate to form continuous surfaces. The outside arcuate edges ...	03/14/2006
6932850	Pleated filter and a method for making the same A filter may comprise a plurality of pleats, at least one pleat including a pair of pleat legs and pleat tip region. In some embodiments, a thickness of pleat tip region at a point spaced about one to four pleat leg thicknesses from the end of the pleat tip region m...	08/23/2005
6931705	Cylinder liner having modified combustion seal and method A method of modifying a combustion seal of a diesel engine fitted with a cylinder liner having an annular top sealing ridge which is damaged or mispositioned so as to interrupt the combustion seal is provided. The method includes exposing the sealing ridge and, with...	08/23/2005
6854738	Sealing structure for combustor liner A sealing structure for sealing a gap between a combustor liner having an outer surface and a surrounding structure surrounding the combustor liner, includes: an annular sealing member held on the surrounding structure so as to be in contact with the outer surface o...	02/15/2005
6776577	Method and apparatus to facilitate reducing steam leakage A method of assembling a steam turbine includes positioning a sealing member in a leakage path defined between a first stage nozzle diaphragm and a packing casing, wherein the first stage nozzle diaphragm has a first coefficient of thermal expansion, and the packing...	08/17/2004
6773776	Components having enhanced adhesion between parts A component having at least one support member with a first connecting portion and at least one part with a second connecting portion is formed by activating the second connecting portion by plasma treatment and then combining the first and second connecting portion...	08/10/2004
6702300	High temperature seal for large structural movements A high temperature sealing system is operative to seal an interface between adjacent hot structures and to minimize parasitic flow between such structures that move relative to one another in-plane or out-of-plane. The sealing system may be used to seal t...	03/09/2004
6631049	Sealed structure for an electronic device A sealed structure for an electronic device, the sealed structure includes a base, a concave cover enclosing electronic components of the electronic device when the cover is fitted to the base, and a gasket-like sealing member that fits between edge porti...	10/07/2003
6431555	Leaf seal for inner and outer casings of a turbine A plurality of arcuate, circumferentially extending leaf seal segments form an annular seal spanning between annular sealing surfaces of inner and outer casings of a turbine. The ends of the adjoining seal segments have circumferential gaps to enable circ...	08/13/2002
6332617	Leaktight seal of a circular vane stage A leaktight seal includes plaquettes that are housed between platforms of "hammer legged" vanes and a periphery of a rotor disc. The plaquettes lie above a throat that receives legs between a collar. The plaquettes are completed with heels that also lie b...	12/25/2001
6308960	V-lock segmented speaker gasket A gasket especially adapted for use as a speaker ring is provided. The gasket is formed of a plurality of segments, each having first and second ends defining first and second complementary mating surfaces respectively. The complimentary mating surfaces a...	10/30/2001
6264203	Methods and apparatus for repairing a cracked jet pump riser in a boiling water reactor utilizing a spacer camp A method for repairing cracked jet pump riser assemblies in a boiling water reactor utilizes a spacer clamp and a seal collar. The spacer clamp is secured to the riser assembly to limit horizontal displacement of the riser assembly, and the seal collar is...	07/24/2001
6042793	Pressure vessel safety locking mechanism The invention discloses a plurality of cylindrical slugs linked together by a cable. The slugs are separated by spacers and the cable is crimped at each end thereof to keep the slugs and spacers from coming off the cable. The cable-slugs-spacers assembly ...	03/28/2000
6039324	Bulkhead penetrator and method for separating cables from a bulkhead penetrator In a bulkhead penetrator comprising a housing, a first grommet plate having peripheral recesses therein and adapted to be received by the housing, a grommet for disposition adjacent the first grommet plate in the housing and having bores therein alignable...	03/21/2000
5913523	Transmission leak repair process and plate therefor A method and device for repairing a leak between a channel member through which an axle passes and a cover member of a vehicular transmission or otherwise between inner and outer members. The diameter of the opening in the cover member for the axle is gre...	06/22/1999
5906377	Positive coupling structure In a positive coupling structure for interconnecting a first element having a T-shaped projection with a neck and a head portion which extends from the neck portion in opposite directions and a second element which has a cut-out shaped corresponding to th...	05/25/1999
5839881	Ceiling fan having a shock absorbing member A ceiling fan housing includes a cylindrical member having an upper and outer peripheral flange and a cover having a lower and outer peripheral flange. A disc includes an upper and a lower surfaces each having a peripheral groove for engaging with the per...	11/24/1998
5678830	Wire cover packing ring of an electric fan A wire cover packing ring for securing the wire cover of an electric fan in place, including a plurality of elastic connectors, and a plurality of smoothly arched ring sections connected into a ring by the elastic connectors, each of the smoothly arched r...	10/21/1997
5618047	Molded gasket with a multiple component reinforcing element A gasket for sealing between two opposed surfaces with a rigid carrier to which a flexible sealing element is bonded includes at least two carrier members. The carrier members define continuous circumferentially closed inner and outer peripheries. A first...	04/08/1997
5211407	Compressor rotor cross shank leak seal for axial dovetails A seal assembly for use in a compressor stage of a turbine engine having a rotor disk which is attached to a plurality of rotor blades. Each rotor blade has an axially oriented dovetail attachment which connects to the rotor disk. Each rotor blade has an ...	05/18/1993
5192083	Single ring sector seal A single ring sector seal (10) has multiple arcuate sectors (12a, 12b, 12c) arranged circumferentially around a rotating shaft and in floating engagement with a seal housing. Each sector (12) engages each adjacent sector (12) with a slot seal (40) and ove...	03/09/1993
5161808	Collapsible sealing gasket A collapsible planar sealing gasket includes a number of longitudinally extending sections disposed in an end-to-end relationship with each longitudinal section being integrally and continuously joined to an adjacent longitudinally extending section by a ...	11/10/1992
5149108	Multi-piece gasket joint A multi-piece gasket utilizes pieces of elongated gasket material that have ends terminating in a number of longitudinally extending fingers with grooves disposed therebetween. The mating of the fingers and grooves defines a gasket joint and a seam line h...	09/22/1992
5149109	Interlocking segmented seal A segmented seal (10) for sealing a first area bounded by the seal from an exterior area, is assembled from segments (12). Each segment includes a metal retainer plate (18) with resilient elements (20) (22) molded thereon. First ends (14) of the segments ...	09/22/1992
5141393	Seal accommodating thermal expansion between adjacent casings in gas turbine engine A casing around a turbine and a casing around discharge nozzles have a concentrically arranged shell portion. The seal contains internal pressure while accommodating eccentric, expansion and axial travel. Arcuate seal segments have one leg sealing against...	08/25/1992
5049032	Particulate seal for elastic fluid turbines Stationary particulate seals are provided for elastic fluid turbines to minimize the influx of weld beads and other particulate material into critical zones of stationary diaphragms including the horizontal joint and the axial seal ledge where the diaphra...	09/17/1991
4655241	Apparatus for sealing dampers An apparatus for sealing a flow control apparatus, such as a guillotine damper, is disclosed. The apparatus of the invention is particularly intended for dampers or other flow control devices utilizing pressurized sealing air to effect complete sealing. T...	04/07/1987
4576548	Self-aligning static seal for gas turbine stator vanes An arrangement is provided for statically sealing between the inner shroud 12 of individual stator vanes of a gas turbine, and a seal housing 14 provided with a radially outwardly open channel 22 into which is received a plurality of outer seal segments 2...	03/18/1986
4572522	Interlocking sectional gasket assembly and method of making same A sectional gasket assembly and method of making same from at least two elongated gasket sections. Each gasket section has a first connecting element at one end and a second connecting element at the second end. The first end has a first button and a firs...	02/25/1986
4556092	Gas charging fixture for hydropneumatic shock absorbers and the like A charging fixture for gas charging a damper includes a pair of body members adapted to be forced together under pressure. Alignment pins align the body members as they are forced together. Compressable elastomeric members define a cavity in the body memb...	12/03/1985
4504065	Universal stern tube and propeller shaft sealing apparatus A universal apparatus for quickly and safely sealing the external opening between a propeller shaft and a stern tube on a ship on which the stern tube has a lower portion which terminates in an aft face that is approximately perpendicular to the tube's lo...	03/12/1985
4477086	Seal ring with slidable inner element bridging circumferential gap A free standing, continuous seal ring 54. The seal ring is effectively circumferentially continuous. The seal ring is adapted to extend between two circumferentially extending structures 38, 42. The structures 38, 42 separate a region 46 having a first pr...	10/16/1984
4443018	Gasket frame made of elastomer material Gasket frame made of elastomeric material, in particular made of silicon rubber, with straight gasket profile portions and closed angular corners. At each corner of the gasket frame there is inserted a leg of a metallic angle into the end regions of the g...	04/17/1984
4361348	Reinforced gasket for segmented housing In local traffic vehicles electrical equipment to be cooled by forced air is mounted in separate housings connected into a group of segmented housings by a reinforced gasket inserted between juxtaposed ends of adjacent ones of the housings. The reinforced...	11/30/1982
4293135	Segmented seal A sectional gasket 11 includes corner junction members 12, straight junction members 13, and extension members 14. The junction members 12 and 13 each include a recess 19, and the recesses 19 each include axially extending laterally inwardly facing sealin...	10/06/1981
3934752	End wall closure apparatus An end wall closure device for supporting the end wall of a pressure vessel against axial movement when subjected to load conditions. A retaining member made up of a segmented shear key and a segmented compression key is inserted within an internal groove...	01/27/1976

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Class 277/632 - Segmented periphery