Abstract: A gasket assembly includes a plurality of carriers. Each carrier has at least one non-sealing aperture and at least one sealing aperture. The sealing aperture has a seal which extends around a perimeter of the sealing aperture and is attached to the carrier. The plurality of carriers comprises a stack of carriers with each of the carriers in the stack being in touching contact with at least one other of the carriers. The non-sealing apertures of the carriers are aligned to and associated with the sealing apertures such that each seal extends through aligned and associated non-sealing apertures in the other carriers to provide a first sealing surface at a first outer surface of the stack and a second sealing surface at a second outer surface of the stack. The carriers in the stack may be joined together to form the gasket assembly. The seals may include various materials, including elastomers, such as those commonly used in automotive vehicle applications.

Abstract: A sealing element, especially a flat seal, consisting of a metal-supported elastomer material, containing sealing profiles that are offset form one another, between which, at given intervals, elements that provide acoustic de-coupling, also made of elastomer material, are located.

Abstract: Improved mounting elements, mounting arrangements, and methods of mounting liners to structures, such as stair assemblies, in pools and spas are disclosed. One aspect is a mounting element for retaining at least a portion of a liner to a structure of a spa or pool, the mounting element including a face plate and a gasket mounted to the face plate. Another aspect is a mounting arrangement including a gasketed mounting element comprising a face plate and a gasket mounted to the face plate and means for mounting the gasketed mounting element to a structure wherein the liner is secured. Another aspect is a method of mounting a liner to a structure of a pool or spa. The invention facilitates the assembly of pools and spas by reducing the number of individual parts required and minimizing the potential for damaging the liner compared to prior art arrangements and methods.

Abstract: The invention relates to a heat shield arrangement for a hot gas conducting structure, in particular a metal component of a gas turbine unit or combustion chamber, with the heat shield elements anchored adjacently on a support structure to cover a surface. Said heat shield elements each comprise a lateral groove, arranged in the region of the edge of the surface thereof facing the hot gas, at least two adjacent shield elements are connected by at least one seal element mounted in the groove. The seal element is embodied as a sealing flap, which may be displaced from a first position to a second position and vice versa, whereby the first position is an open position without a sealing effect and the second position is a closed position with a sealing effect. According to said method the sealing flap is moved from the first to the second position by the movement of a heat shield element.

Abstract: An elongate moldable, flexible material or sealing body positioned between adjacent walls of a pickup truck and canopy mounted to a pickup truck bed, to permit windows of the pickup cab and canopy to be open for communication between the cab space and the canopy space, as well as to keep out wind, rain, dust and debris. The sealing body encompassing the perimeter of the windows of the cab and canopy. The sealing body also having a width dimension greater than its thickness dimension. Further, the sealing body having the ability to rotate about its central axis to accommodate varying dimensions of gaps between the cab wall and the canopy wall. The sealing body also having a fast compression rate and a compression memory. The slow expansion rate or “slow memory” giving the added benefit of avoiding abrasion of the sealing body against the cab or canopy walls due to vibration of the cab or canopy structure.

Abstract: The invention concerns a sealing extruded section designed to be mounted on a projecting part. Said extruded section comprises: two elastomer or plastomer shells (1, 2), including each a wing (1a, 2a) and an adjacent part (1b, 2b) forming a portion of the section base, said two shells being separated from each other by an opening (3) arranged through the section base and extending longitudinally along the median part thereof; a flexible material layer (7) inextensible or hardly extensible, applied inside the two shells (1, 2) so as to secure the two wings (1a, 2a) and the adjacent parts (1b, 2b) to the section base; a wedging shim (4) with cross-section substantially identical to that of the opening (3) separating the shells (1, 2), wherein it is forced in engagement, the cross-section of the opening (3) being such that, when the wedge (4) is fixed, it brings about a tilting movement of said shells relative to each other, thereby bringing closer together the free ends of the two wings of the section.

Abstract: The present invention relates to a seal comprising an annular sealing body comprising a radially outer peripheral groove, an upper load concentrating projection, a lower load concentrating projection, a compression relief region extending from the center of the load concentrating projections to the radially inner edge of the seal, and a compression relief region extending from the center of the load concentrating projections to the radially outer edge of the seal. Additionally, aspects of the present invention relate to a seal retainer comprising a thin metal sheet comprising a seal retaining aperture comprising a reception lobe and a retention lobe; wherein the reception lobe has a diameter larger than the outer diameter of the seal to be retained therein, and the seal retaining aperture has a diameter larger than the minimum diameter of the arch portion of the outer peripheral groove.

Abstract: A bypass duct sealing grommet, for sealing between an opening in a gas turbine engine bypass duct wall and the external surface of a projection extending through the opening, where the grommet has an annular body with a central aperture having an interior periphery adapted to sealingly engage the external surface of the projection. A first flange and second flanges define an external slot about an exterior periphery of the body adapted to receive and seal the bypass duct wall between the flanges.

Abstract: An annular metal-to-metal sealing system comprises at least one metal member defining an annular sealing surface and an annular seal body which is comprised of a high strength metal material and which is positioned substantially concentrically relative to the annular sealing surface. The seal body has at least one flexible portion which is flexed during assembly to develop a seal activating force, and the metal-to-metal sealing system further comprises at least one annular soft metal sealing insert which is supported by the flexible portion and which is maintained in sealing engagement with the annular sealing surface by the seal activating force.

Abstract: Sealing elements locate an annular seal plate in an annular recess. The sealing elements are each in the form of a ring or a segment of a ring comprising a channel-shaped cross-section, the mouth of which receives the seal plate. Each sealing element is thus interposed between the seal plate and a corresponding part of a machine element such as a turbine casing in which the recesses are provided. The sealing elements protect the casing against wear caused by movement of the seal plate relative to the casing. The sealing element is of relatively low cost and is expected to be replaced when the apparatus of which it forms part is serviced.

Abstract: To obtain a gasket holding device which is unlikely to slip out of a bolt and facilitates mounting of the bolt thereon, a bolt mounting hole made in a metal plate constituting the gasket holding device is provided with an engaging portion which engages the bolt. This engaging portion is formed by processing part of the metal plate on the bolt mounting hole thinly such that it is elastically deformed and projected in between a crest and a root of the bolt.

Abstract: A gasket sealing system for providing a gasket seal disposed between a lid removably connectable at a receiving module containing electrical circuitry and/or batteries. The lid includes a perimeter surface that is removably insertable against a rim bordering an opening into the module. A gasket is adapted to bond to the perimeter surface of the lid. The gasket includes a first contacting surface having an arcuate shape that deforms upon contact against the module rim. The gasket includes a bonding surface adapted to bond to the shape of the perimeter surface of the lid. The gasket is composed of a resilient material that is self-lubricating. When the lid is removed from the rim of the opening, the deformable gasket is disconnected from sealing against the rim of the module without disruption of the integrity of the gasket.

Abstract: A seal structure (10) has a flange (12) which locates against the flange of another member (22) and is held there by a “U” shaped clip (32). Member (22) has one or more cut outs (30) in its flange, and clip (32) has a corresponding number of tags (34) formed in one leg of its “U” shape. The or each tag (34) is bent inwards. On assembly, the flange of member (22) is placed against flange (12) and clip (32) is pushed over the sub assembly until the tag(s) (34) locate in a respective cut out (30). The need for drilling holes and riveting or bolting the assembly together is thus obviated.

Abstract: A gasket for sealing between a wall and a gasket support surface, such as between an oven housing and an oven door. The gasket includes a clip, the clip typically being made from a single strand of wire. The wire is bent into a head and a base, the base for engaging the gasket and head dimensioned for engagement with a wall for a support surface.

Abstract: A metal-to-metal sealing element for a wellhead assembly which includes at least first and second adjacent components and first and second generally annular sealing surfaces that are each formed on a corresponding one of the components. The sealing element comprises an annular base, an annular sealing lip which projects radially toward at least one of the first and second sealing surfaces and which comprises a seal retaining groove, a soft metal sealing insert which is disposed within the seal retaining groove and which in use engages the at least one sealing surface, and an annular intermediate portion which extends between the base and the sealing lip. The intermediate portion presses the sealing insert against the at least one sealing surface in an interference fit relationship.

Abstract: An improved turbine spring clip seal for directing gases to be mixed with fuel in a combustor basket. The turbine clip seal may include an inner housing and an outer housing. The inner housing or the outer housing, or both, may include one or more tapered leaves forming a portion of the spring clip seal. At least one leaf may include a flared end for limiting gas from passing through the slots in the spring clip seal. In at least one embodiment, the turbine clip seal may include a center sealing member positioned between the inner and outer housings.

Abstract: In a sealing apparatus (1a) for an expansion joint (2) between two structure bodies (4) with a flexible bridging unit (13a) and two anchoring units (8a) which are arranged on opposite sides of the expansion joint (2) and each comprises an integral flange (9a) which can be connected with the associated structure body and a lapped flange (10a) which can be secured by a clamping element (11a) to the integral flange (9a) in the manner of a dovetail connection, with the bridging unit being connectable with the anchoring units in such way that it is clamped between the integral flange (9a) and the lapped flange. The clamping element (11a) substantially has the same strength as the integral flange (9a).

Abstract: This invention relates to a sealing spring fastener, which comprises a U-shaped structure, on which an elastic body has been incorporated. The elastic body has a closed cavity within the U-shaped structure. The sealing spring fastener can form an assembly with an extension of a panel, preferably a plastic panel. The assembly or the fastener by itself can be engaged into the slot of a solid sheet, preferably a metal sheet, in a manner that one side of the sheet is sealed from the other side of the sheet in the vicinity of the slot.

Abstract: Nozzle segments mounting vanes are received in circumferentially extending, generally dovetail-shaped grooves in an outer casing of a steam turbine, the nozzle segments forming part of a stage with rotating buckets of the steam turbine. The inclined slashfaces of the adjoining bases of the nozzle segments are provided with circumferentially opening slots to receive spline seals. The spline seals preclude or minimize steam leakage flow past the gap between the adjoining nozzle segments thereby enhancing the steam flow through the partitions of the nozzles.

Abstract: A seal ring for an orifice plate includes a metal annular body having an outer peripheral edge and an inner peripheral edge. A first sealing element retainer is integrally formed with and extends from a first side of the body. A second sealing element retainer is integrally formed with and extends from a second side of the body. An annular first sealing element engages the first sealing element retainer on the first side of the body. An annular second sealing element engages the second sealing element retainer on the second side of the body. The first sealing element and the second sealing element leave the outer peripheral edge of the body exposed to facilitate metal on metal contact between a carrier of an orifice fitting and the outer peripheral edge. The first sealing element and the second sealing element extend past the inner peripheral edge to form an orifice plate receiving groove.

Abstract: One part of an assembly has one wall with a face-end groove in which a rubber-elastic seal is disposed. In the unstressed state, the seal protrudes past two groove cheeks of the groove. The groove cheek toward the outside is provided with a luglike protrusion while the groove cheek toward the inside has a lesser height than the groove cheek and is wedge-shaped in cross section. The protrusion of the outside groove cheek together with the seal forms a sealing device, whose action in the stressed state is based on the one hand on the plastic deformation of the protrusion on a face of a second part and on the other on the high pressure of the seal in the groove.

Abstract: An improved turbine spring clip seal for directing gases to be mixed with fuel in a combustor basket. The turbine clip seal may include an inner housing and an outer housing. The inner housing or the outer housing, or both, may include one or more tapered leaves forming a portion of the spring clip seal. At least one leaf may include a flared end for limiting gas from passing through the slots in the spring clip seal. In at least one embodiment, the turbine clip seal may include a center sealing member positioned between the inner and outer housings.

Abstract: The invention provides a device for holding strip sealing gaskets on a turbomachine nozzle, the nozzle being constituted by a plurality of sectors having guide vanes which extend between inner and outer platforms elements, at least one of said platform elements having a sealing strip (30) disposed radially in a space between said platform element and an adjacent structural element in order to provide fluid tightness between said elements, the corresponding strips of two adjacent sectors touching, and their joint being covered by a joint cover (31) disposed between said strips, and by a holding member for holding said strips in the sealing position.

Abstract: A body of a motor vehicle includes a body element having a cavity and an opening to the cavity introducing a cavity protective fluid into the cavity. The body further includes a sealing element disposed in the cavity. The sealing element divides the cavity into two subcavities and a passage providing fluid communication between the two subcavities for the flow of cavity protective fluid. The passage includes a siphon.

Abstract: To reduce entire length and radial dimension of a starter, the starter includes a driving lever composed of a lever body and a lever pin as a pivot center of the driving lever body. Further, the lever pin is disposed close to a center case in the radial direction. The dimension between supporting positions of both arm portions supporting the lever pin is set large. To provide the waterproof structure of a starter, a projection provided on a lever seal is inserted into a positioning hole of a lever holder in a lever assembly of a starter. Further, a tip of the projection comes in contact with a peripheral surface of a lever pin at a lower side than the center of the lever pin.

Abstract: A turbine engine shroud segment having a body including a circumferentially arcuate radially inner surface defining a circumferential arc and a radially outer surface is provided, at least at one axially spaced apart outer surface edge portion surface, with a surface depression extending circumferentially across the outer edge portion and including a planar seal surface. The planar seal surface is spaced apart radially outwardly from the circumferential arc defining a spaced apart chord of the arc. The planar seal surface is joined with the segment body radially outer surface through an arcuate transition surface. In a circumferential assembly of a plurality of the shroud segments into a turbine engine shroud assembly, at least one of the outer surface edge portions and its respective depression portion and fluid seal surface is distinct axially from an axially juxtaposed engine member by a separation therebetween.

Abstract: Appliance having two housing shells (1,2), each having a circumferential contact rim (3,4) with corresponding wall portions (8,9) and a sealing (5) between the wall portions. Fastening means (6) are provided so as to connect the housing shells in a fastening direction (7). The direction (12) of the sealing force is substantially perpendicular to the direction (7) of the fastening force and independent of the fastening force.

Abstract: A gun-like spray device having a spray nozzle assembly at the discharge end and a reciprocatably movable valve needle for controlling the liquid flow through the discharge nozzle assembly. The nozzle assembly includes an orifice member which defines a liquid discharge orifice and a rigid valve seat for centering and precisely locating the valve needle in a closed position. An annular resilient sealing member is secured within the orifice member for engaging and creating a liquid seal about the valve needle separate and apart from the rigid seat when the valve needle is in a closed position. The spray nozzle assembly may be used with spray devices having different sized valve needles and includes a first rigid valve seat downstream of the resilient sealing member for receiving a relatively small diameter valve needle and a second rigid valve seat upstream of the resilient sealing member for receiving a relatively large diameter valve needle.

Abstract: 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 casing has a second coefficient of thermal expansion, and coupling the first stage nozzle diaphragm and the packing casing such that the sealing member is fixedly secured between the first stage nozzle diaphragm and the packing casing.

Abstract: A watertight antenna assembly adapted for mounting on a mounting surface includes a sealing gasket having a body portion and a peripheral edge, and a continuous sidewall formed with the peripheral edge. A radome is releasably mounted to the sealing gasket forming a cavity therebetween. The sealing gasket includes a sealing projection that extends continuously along an inside portion of the sidewall and is configured to abut the radome to form a seal. A downwardly depending lip is formed of deformable material and extending continuously along a bottom portion of the sidewall. When the sealing gasket is compressed against the mounting surface, the lip sealingly deforms against the mounting surface forming a watertight seal therebetween so as to prevent ingress of water into the cavity.

Abstract: A sealing gasket for sealing gaps adjacent to a pickup truck is provided. In alternate embodiments a combination pickup truck and sealing gasket is also provided. The sealing gasket of the present invention comprises an elongated member made of a deformable and a somewhat resilient polymeric material. The polymeric material is preferably a closed cell sponge material made of one of a number of polymeric materials which are the somewhat flexible, resilient, water resistant and the like. The cross-section of the elongated member, if divided into two parts, includes a generally triangular portion and a generally semi-circular portion which come together to form a teardrop-like shape. The elongated member preferably has a first lumen which is generally circular in shape when the sealing gasket is undeformed, and preferably a second lumen which has two converging tear surfaces which converge to join at one end and join to an arcuate inner surface at the other end.

Abstract: A gasket for interposition between a first and an opposing second interface surface of a sealing assembly. The gasket includes a generally planar retainer and a generally annular elastomeric member supported on the retainer. The retainer has an inner and an outer perimeter which together define an closed geometric shape which is registrable about a periphery of one of the first and second surfaces of the sealing assembly. The elastomeric member has a sealing portion, and a concentric retaining portion which is generally-upstanding relative to the retaining portion. The sealing portion is configured to be compressible axially intermediate the first and second interface surfaces for effecting one or more fluid-tight seals therebetween. The elastomeric member, in turn, has oppositely disposed first and second axial surfaces. One of the first and second axial surfaces defines a margin of the retaining portion sized to interferingly engage the periphery when the gasket is mounted coaxially thereto.

Abstract: A sealing system for fast-running motors with a directly flanged-on gear unit, used for passenger conveyor systems such as escalators and moving walkways, is provided. The sealing system includes at least one sealing element comprising a radial shaft seal, at least one centrifugal element, at least one cover and suctioning element, and a lubricating oil collection chamber. The lubricating oil collection chamber being provided in a region of the centrifugal element and connected via at least one channel that extends in the direction of the cover and suctioning element to a gear unit chamber of the gear unit, the gear unit chamber being located above an oil level in an intake region of the cover and suctioning element. The cover and suctioning element is arranged between the gear unit and the sealing element.

Abstract: A gasket for sealing between a wall and a gasket support surface, such as between an oven housing and an oven door. The gasket includes a clip, the clip typically being made from a single strand of wire. The wire is bent into a head and a base, the base for engaging the gasket and head dimensioned for engagement with a wall for a support surface.

Abstract: Slip ring seal, especially running gear seal, consisting of an angle-shaped slip and/or opposing ring with a circumferential surface designed to accept a ring-shaped, approximately cross-sectional plate-spring, shaped sealing body, where the sealing body, as needed, includes a secondary seal directed toward the area of the sealing shaft of the slip and/or opposing ring, and supports itself with segment areas of its outer circumferential surface on corresponding surface areas of an installation bore, where a ring-shaped securing element is provided radially between the outer circumferential surface of the slip and/or opposing ring and the installation bore, contacting the sealing body in the installed condition.

Abstract: Sealing strip made of a substantially incompressible material for sealing between a first and a second component part which have been joined together. The sealing strip is intended to be inserted into a groove present on the first component part, where the sealing strip exhibits a substantially constant width along the main portion of its length and at least one protrusion on the sealing strip. The sealing strip in this portion is intended to be pinched into the groove.

Abstract: An apparatus for providing a secondary seal on mixers and similar rotating equipment that includes a stop assembly and a collar which cooperate to minimize translational movement of a mixer shaft during shutoff and to form a reversible seal between the vessel and the shaft. The apparatus provides a sealing engagement between the mixing vessel and the rotatable shaft of a mixer offering improved safety during mechanical seal replacement.

Abstract: A metal gasket is designed so that mounting and removal from a cylinder block using a bolt is easy regardless of the direction of the attaching surface and there is no risk of moving or drop off. The gasket is made of two laminated metal base plates. At a base plate part near a bolt hole of one metal base plate, a bolt engaging piece projects so that the diameter of the bolt hole is smaller than the diameter of the bolt for fastening, and an assistant piece for handling is integrated thereto. At the base plate part of the other plate overlapping the assistant piece, a cut recess is formed. When inserting the bolt into the bolt hole of the metal gasket, the bolt engaging piece is struck against the bolt and is elastically bent, and allows the bolt to pass. The gasket mounted on the bolt is kept at the mounting position by the pressing action to the bolt from the impact resilience force of the bolt engaging piece.

Abstract: An apparatus for providing a secondary seal on mixers and other rotating equipment that includes a stop assembly and a collar which cooperate to minimize translational movement of a mixer shaft during shutoff and to form a reversible seal between the vessel and the shaft. The apparatus provides a sealing engagement between the mixing vessel and the rotatable shaft of a mixer offering improved safety during mechanical seal replacement.

Abstract: The present invention relates to a seal (14), more particularly for a vehicle door (10). In accordance with the invention the seal (14) is provided with at least one elastically pivotable tongue (19; 20) which on assembly clasps an assigned protuberance (22; 23) in thus assuring fast, simple and reliable securement of the seal (14).

Abstract: A sealing assembly is provided for sealing retractable opposing planar surfaces of processing modules each having sealable cavities for the fabrication of semiconductor wafers. The sealing assembly may include an inner frame adapted to be concentrically positioned within a central opening of an outer frame. The outer frame may include lifting tabs attached to an upper portion such that the lifting tabs are graspable to removably position the sealing assembly between the opposing planar surfaces of the processing modules. An O-ring, which may include an elastomeric material, is adapted to fit about a circumference of the inner frame. The opposing surfaces of the processing modules define an opening therebetween which accepts the sealing assembly. The opposing surfaces of the modules are retractably movable towards one another thereby coupling the O-ring between the opposing planar surfaces to provide a seal.

Abstract: A hollow oven gasket has a flexible tubular member with tubular wall and fasteners in the form of clips that are captured within and extend through the wall. First and second free ends of a length of the gasket material are brought together in a termination to form a closed loop gasket member. The first end of the device is at least partially collapsed to form a male end. The second opposing end is left uncollapsed to form a female end. The male end is received within the female end to form a joint held together by engagement of the clips adjoining the joint with an oven face surrounding an oven mouth or an oven door.

Abstract: In a gas turbine having a chordal hinge seal between an inner rail of each nozzle segment and an annular axially facing sealing surface of a nozzle support ring, a supplemental seal is disposed between the support ring and inner rail of the nozzle segment on a lower pressure side of the chordal hinge seal. The supplemental seal comprises a segmented annular composite tubular woven compliant seal disposed in a cavity along a sealing surface of the inner rail of the segment. The seal bears against the annular sealing surface of the nozzle support ring, which compresses the seal. Because of the compliant nature of the seal, a supplemental seal is formed on the low pressure side of the chordal hinge seal.

Abstract: The present invention is a physical barrier for an orifice in a panel member which includes a plastic carrier and a patch adapted to adhere to said carrier and the panel member. The present invention also includes a method of sealing an orifice in a metal panel member with a plastic carrier. Lastly, the present invention includes a thermoplastic which adheres to both plastic and metal upon the application of heat.

Abstract: A turbine includes a sealing element with a receiving area for sealing the guide blade vanes which are adjacent to each other in the peripheral direction of the turbine. The foot plates of the guide blade vanes extend into the receiving area. The edge area of the foot plates does not have to be reinforced compared to a conventional seal, which enables the entire foot plate to be cooled homogeneously. A closed cooling system can therefore be used for cooling, especially with steam.

Abstract: A system for sealing a plurality of panels including a multiplayer seal having a barrier portion and an adhesion portion.

Abstract: A turbine installation, especially a gas turbine installation, includes foot plates of the guide blades of adjacent turbine stages being interconnected with a clip-type sealing element on their rear sides facing away from the gas area. This provides a simple seal between adjacent foot plates which is effective regardless of the thermal expansion of the foot plates. The clip-type sealing element is also suitable for sealing the tiles of a combustor of the turbine installation together.

Abstract: An active window seal assembly is disclosed that operatively engages a movable window when the window is stationary and disengages the window when the window is in motion. The seal assembly comprises a stationary frame, a movable lip that is operatively connected to the stationary frame, and a cavity disposed between the stationary frame and the movable lip. Several configurations provide for movement of the movable lip when the movable window is in motion. The first configuration allows the cavity to inflate with air, thus forcing the movable lip away from the window. A second configuration provides that the air in the cavity be evacuated, thus pulling the movable lip away from the window. A third configuration provides that a voltage be applied to the stationary frame and the movable lip to create an electric field. The electric field draws the movable lip toward the stationary frame and away from the movable window.

Abstract: A slide gate sealing system including a seal mounting frame disposed between the longitudinal rails and the intermediate and horizontal end frame members of a slide gate frame, a ball seal disposed in the seal mounting frame and having a mounting tail with a mating surface, a seal retainer to control the deformation of the ball seal under pressure, at least one isolation dam on the mating surface of the ball seal, and a ramping mechanism affixed to the interior side of the horizontal end frame member.

Abstract: An indexing safety gasket (1) designed to be mounted in the lid of a pressure cooker for the purpose of providing sealing at pressure between the lid and the pan of the pressure cooker, the gasket being characterized in that it includes at least one outer notch (25) in its periphery, and means for fastening the gasket (1) relative to the lid so as to index rotation of the gasket (1) to rotation of the lid.