Abstract: A top cover for use in a disk drive apparatus includes a plate made of a metal and a gasket fixed to the plate. The gasket is made of an elastomer. A surface of the plate includes a fixing region to which the gasket is closely adhered. The fixing region includes a plurality of ridges and in plan view a plurality of filamentous projections extending from each of the plurality of ridges. The plurality of ridges are arranged in the fixing region to increase a surface area of the fixing region. The plurality of ridges and the plurality of filamentous projections extending from each ridge are distributed over the fixing region.

Abstract: A sealing member including a body having a recess; one or more backups extending from the body and tapering over a length thereof; and a sealing element disposed in the recess, the element including one or more steps, each step being adjacent one of the one or more backups and on a surface of the sealing element intended to make contact with a target sealing surface.

Abstract: A sealing system is provided for preventing leakage of a fluid from a fluid-containing chamber when a sensor probe for measuring fluid conditions within the chamber is inserted into the chamber. The sealing system has at least one port in fluid communication with the fluid-containing chamber. The port has a stem projecting outwardly from the chamber, a tapered flange, and a stem passageway in fluid communication with the chamber interior. A probe seal which is adapted to attach to the stem forms a seal between the port and the sensor probe and prevents fluid in the processing chamber from leaking past the probe seal. The probe seal has spaced-apart inner and outer skirts. The inner skirt forms a seal passageway which is in fluid communication with the chamber, and an inner end disposed to enter the stem passageway when the probe seal is attached to the stem.

Abstract: A seal structure for an electronic control device having a circuit board housed in a watertight space a housing that is formed by fitting a plurality of fitting members together, has first and second seal portions which are formed at a fitting surface portion between the fitting members that are fitted together. One side of a pair of the fitting members of each of the first and second seal portions is provided with a seal groove, the other side is provided with a protruding line. An auxiliary seal groove and an auxiliary protruding line are formed on opposing surfaces of the seal groove and the protruding line at a merged part where the first and second seal portions meet each other. The auxiliary seal groove and the auxiliary protruding line continuously extend from the seal groove up to an end surface of the protruding line.

Abstract: A sealing device, such as a sealing bulkhead for a motor vehicle, is provided that can be arranged or is arranged between an inner column part of a motor vehicle and an outer column part of the motor vehicle and includes, but is not limited to a holder fixed on the inner column part, a separating body fixed on the a holder and at least sectionally closes a gap formed between the inner column part and the outer column part, as well as a supporting unit fixed on the separating body and on the outer column part in order to fix the outer column part on the inner column part.

Abstract: An annular seal is provided for use in a turbomachine. The annular seal may form a generally rectangular cross-section and may include an outer radial surface forming an outer sealing surface and defining at least one annular groove and a plurality of slots spaced circumferentially about the outer radial surface. Each slot may have an end terminating in the at least one annular groove. The annular seal may also include a first axial sidewall forming a sidewall sealing surface and a recessed portion and a second axial sidewall opposing the first axial sidewall. At least one annular groove and the plurality of slots may be configured to maintain a low pressure environment across at least a portion of the outer radial surface. The second axial sidewall, the recessed portion, and the inner radial surface may be configured to maintain a high pressure environment there across during operation of the turbomachine.

Abstract: A sealing arrangement includes a first member having a non-circular hole, a second member having a non-circular and annular groove that extends continuously around an outer circumference of the second member, and a seal made of an elastic material and seated in the groove. An outer circumference of a body of the seal is in contact with a wall of the first member defining the non-circular hole, and an inner circumference of the body of the seal is in contact with a wall of the second member defining the groove. At least one protrusion protrudes from at least one portion of the body where a relatively low contact pressure is applied between the body and the groove and along a direction of insertion of the second member into the first member.

Abstract: A hot gas seal for sealing an opening in a heat shield element or between heat shield elements of a heat shield includes a resilient portion for providing a force which is designed such that the hot gas seal can be held in the opening by the force and/or that the sealing efficiency of the hot gas seal is increased by the force. Further, a hot gas seal assembly for sealing an opening in a heat shield element or between heat shield elements of a heat shield against a hot gas is provided, the assembly including a sealing body and a further sealing element which is in a solid state at room temperature and in a high viscosity liquid state at a temperature of the hot gas.

Abstract: The object of the invention is a cover device (1) for moving system or machine parts such as e.g. machine bellows, axle boots etc., the cover device (1) having a reinforcing element, the reinforcing element having a plurality of threads or yarns, the threads or yarns featuring a reticulated silicone-rubber.

Abstract: Rotodynamic pumps having an inner drive permanent magnet coupling disposed inside an impeller are provided. The impeller has a casing having a pumping region generally in a pumping plane that is perpendicular to the rotational axis of the impeller and aligned with a permanent magnet coupling that includes outer magnets that are connected to the impeller and at least partially aligned with the pumping region of the impeller, and inner magnets that are connected to an inner magnet ring and are axially aligned with the outer magnets. A canister is sealed to the casing and separates the outer magnets from the inner magnets.

Abstract: Rotodynamic pumps having an inner drive permanent magnet coupling disposed inside an impeller are provided. The impeller has a casing having a pumping region generally in a pumping plane that is perpendicular to the rotational axis of the impeller and aligned with a permanent magnet coupling that includes outer magnets that are connected to the impeller and at least partially aligned with the pumping region of the impeller, and inner magnets that are connected to an inner magnet ring and are axially aligned with the outer magnets. A canister is sealed to the casing and separates the outer magnets from the inner magnets.

Abstract: A stationary part sealing structure 10 of an embodiment has an insertion groove 20 formed annularly across a circumferential direction in a wall surface 111a and having a groove part 21 and projections 25, 26 projecting respectively from both side faces of the groove part 21 so as to narrow an opening 22 of the groove part 21, an insertion groove 30 formed annularly across a circumferential direction in a wall surface 110a which opposes the insertion groove 20 and having a groove part 31 and projections 35, 36 projecting respectively from both side faces of the groove part 31 so as to narrow an opening 32 of the groove part 31, and a platy annular sealing member 40 having an outer diameter side end 41 inserted in the insertion groove 20 and an inner diameter side end 42 inserted in the insertion groove 30.

Abstract: An apparatus having at least one passage for conducting a gaseous or a liquid operating medium, in particular a vacuum pump, wherein the passage is closed in a fluid-tight manner at a side by at least one elongate sealing element following the extent of the passage. A method of manufacturing an apparatus having at least one passage for conducting a gaseous or a liquid operating medium includes providing a component with a passage-forming groove.

Abstract: A gasket made of a rubber-like elastic material is mounted in a mounting groove provided in one of two opposing members and is gripped between the one member and the other member so as to be in pressure contact with the two members. The gasket includes: a body section inserted in the mounting groove; one support protrusion provided on one side of the body section so as to be located on the side of the body section, and mounted in a deep groove provided on the bottom; the other support protrusion extending in a tilted manner from the other end side, in the width direction, of the body section toward the bottom in the direction away from the one support protrusion; and a lip ridge protrusion provided on the side of the body section, and located so that the tip thereof does not overlap the one support protrusion.

Abstract: The present disclosure provides a sealing device for use in variable focus lenses that includes a guide member having at least one internal cavity and a passageway intersecting the internal cavity. A pinch member is slidably engaged within the internal cavity of the guide member and a portion of the pinch member slides across the passageway and into a portion of the internal cavity to deform and seal a fluid tube extending through the passageway. A set of adjustable eyeglasses employing the sealing device is also provided.

Abstract: A seal assembly for an axial flow gas turbine engine includes a rotatable component having a radially extending mate face, a seal slot formed in the mate face, and a seal member slidably disposed in the seal slot. The seal slot includes a radially outer wall and an opposing radially inner wall extending into the component in a circumferential direction from the mate face. The radially outer wall is angled radially inwardly from the mate face toward an inner end portion of the seal slot. Rotation of the seal assembly during operation of the engine produces a centrifugal force on the seal member to effect movement of the seal member in the circumferential direction out of the seal slot.

Abstract: The invention provides a plate-integrated gasket which can reduce a width necessary for installing seal members provided in a plurality of plates which are laminated on each other, and can achieve an improvement of productivity. In order to achieve this purpose, in the plate-integrated gasket, one plate and the other plate are laminated on each other, an outer peripheral surface of the one plate is fitted or loosely fitted to a stepped surface which is formed in the other plate, and a seal member made of an elastic material having a rubber-like elasticity is integrally formed astride both of the one plate and the other plate, and has a fixed portion filled in a seal fixing groove which is formed between the one plate and the other plate.

Abstract: A gasket made of a rubber-like elastic body attached to an attaching groove provided in at least one out of two members to seal a gap between the two members includes a first sealing surface coming into surface contact with a surface of a first member. A second sealing surface comes into surface contact with a surface of a second member. A third sealing surface comes into surface contact with a side surface of the attaching groove, and a pressure receiving groove opened to a side receiving sealing fluid pressure which is on an opposite side of the third sealing surface and provided so as to be parallel to the first sealing surface and the second sealing surface.

Abstract: A sealing apparatus of a touch panel provided in a portable terminal including a body and the touch panel, wherein the sealing apparatus is attached and coupled to a coupling area between the body and the touch panel to seal the coupling area while the touch panel is suspended over the body by a resilient member.

Abstract: A seal assembly for separating a relatively high pressure area from a relatively low pressure area includes a first seal carrier having a circumferential body that has a land thereon and a seal. The seal has a circumferential body located within the first seal carrier, the seal having a first surface for sealing against the first land and a second surface and wherein one of the first surface or the first land has an unmachined wear coating that resists fretting and vibration.

Abstract: A sealing device, such as a sealing bulkhead for a motor vehicle, is provided that can be arranged or is arranged between an inner column part of a motor vehicle and an outer column part of the motor vehicle and includes, but is not limited to a holder fixed on the inner column part, a separating body fixed on the a holder and at least sectionally closes a gap formed between the inner column part and the outer column part, as well as a supporting unit fixed on the separating body and on the outer column part in order to fix the outer column part on the inner column part.

Abstract: A floating seal assembly for sealing two static parts is disclosed. Each static part has an opposing groove, and the opposing grooves define a seal cavity. Floating seal assembly includes a floating circumferential seal having a middle portion and opposing end portions, each opposing end portion is positioned within a groove in one of the static parts, wherein each end portion has a curved side facing a low pressure side of the seal cavity. The floating seal assembly according to embodiments of the invention is pressure driven in that each curved side of the end portions is configured to engage a low pressure side of the seal cavity in response to a pressure differential across the sealing cavity reaching a threshold value.

Abstract: A seal and slot assembly for sealing joints between casings of a turbomachine including: a first slot in a first casing flange; a second slot in a second casing flange, wherein a joint is formed between the first casing flange and second casing flange and the first slot overlaps with the second slot; a chamber formed by the first slot and second slot, and a seal in the chamber and configured to slide with respect to at least one surface of the first slot and the second slot due to gas pressure in the chamber.

Abstract: A gas turbine engine component has an axial seal pin assembly for sealing between adjacent platform regions where the seal pin assembly design provides a seal pin damper slot extending to a forward axial stop in a forward buttress region. The forward axial stop includes a relief slot to interrupt the loadpath from the airfoil into the blade neck and attachment regions to reduce the stress concentrations in these regions.

Abstract: A seal for sealing an interface between a container and a lid of a process chamber. The seal comprises a first seal element and a second seal element that are arranged to seal the interface in series, with the second seal element being situated to encounter processing activity upstream of the fist seal element. The first seal element has a deflectable portion and a protrusion extending radially from the deflectable portion. The second seal element has a radially extending recess in which the protrusion of the first seal element is received. The protrusion and recess interlock to restrict separation and/or rotation of the first and second seal elements. Inclined surfaces of the first seal element interact with the second seal element to apply axial sealing forces to sealing surfaces of the second seal member.

Abstract: A sealing arrangement for placement between two components which have a planar contact surface, in particular two housing parts of a pump. The sealing arrangement has an elongate, flexible sealing element whose end region has a termination element thereon, which can carry out a sealing function. The sealing element and the termination element have an overlap region in the end region of the sealing element and thus form a first continuous sealing edge. The sealing edge is maintained also for a displacement of the end region of the sealing element in the direction of the start region within the overlap region. The termination element moreover has a curvature. The curvature and the sealing element are configured so that the sealing element contacts the termination element along the curvature in a pressure-free state.

Abstract: A split ring seal assembly includes a metal seal ring having two ends defining a circumferential gap therebetween. At least a first spring element is mounted to the two ends to bias the two ends circumferentially towards each other to reduce the diameter of a circumferential inner sealing surface of the metal seal ring.

Abstract: A system includes an interstage seal system. The interstage seal system extends axially between a first rotor wheel of a first turbine stage of a multi-stage turbine and a second rotor wheel of a second turbine stage of the multi-stage turbine. The interstage seal system has an interstage seal and at least one coverplate. The interstage seal is configured to wedge axially between the at least one coverplate and the first or second rotor wheel.

Abstract: A horizontal centrifugal separator is configured such that a groove formed along a joint surface between an upper casing and a lower casing constituting the casing is outwardly bent near an opening of the casing, and that an elastic sealing member is disposed in the groove and an end portion thereof abuts against a sealing surface provided on a ring member which is provided so as to surround the outer circumference of the opening of the casing and is pressed against the casing. In this case, surface sealing is constituted by the end portion of the elastic sealing member and the sealing surface of the ring member. In this manner, the hermeticity can be improved without using a sealing member having a complicated structure.

Abstract: The invention refers to a device to create a hermetic seal for large openings in equipment subject to low pressure. According to the invention it is characterised by at least one sealing cover being provided, which is pressed onto the side wall of the equipment by means of bolts, where the bolts are welded to a strip attached to the side wall at the edge of the opening in the equipment. This provides a good, low-cost and hermetic seal.

Abstract: A sealing structure for a compressor includes a cylindrical housing in which a compression unit is accommodated (one end of the housing is opened so as to form an opening), a header fixed to the housing to close the opening of the housing, a ring-shaped gland formed on an end face of the one end of the housing, an O-ring installed in the gland to seal between the housing and the header, and a fastening mechanism for fixing the header to the housing. The end face of the housing is separated, by the gland, into an outer face on an outer circumferential side and an inner face on an inner circumferential side. A step is formed between the outer face and the inner face. According to the above structure, sealing characteristics between the housing and the header can be improved.

Abstract: The invention provides a gasket which can be easily formed, can be highly compressed with a low reaction force, and is highly reliable. A gasket consisting of a rubber-like elastic material is mounted in a mounting groove formed in one of two mutually opposing members and is pinched between one member and another member so as to be in pressure-contact with both the members. The gasket has a body section inserted into the mounting groove, one support protrusion provided on the side of the body section which faces the bottom of the mounting groove, located on one end side of the body section in the width direction thereof, and in contact with the bottom, and a lip protrusion provided on the side of the body section which faces another member and having a tip located at substantially the center of the body section in the width direction thereof.

Abstract: A spring loaded seal assembly is disclosed for sealing a gap between adjacent turbine components. The seal assembly may generally include a turbine seal and a spring member. The turbine seal may extend between the adjacent turbine components and may be configured to seal the gap defined between the turbine components. The spring member may be configured to engage the turbine seal so as to maintain the seal in sealing engagement with the adjacent turbine components.

Abstract: A waterproof assembly for an electronic device includes a watertight door and a case. The watertight door includes a cover, a water absorbing ring, and a water blocking ring. The cover is provided for being disposed into an opening of the case. The water absorbing ring and the water blocking ring are disposed between an outer peripheral surface of the cover and an inner peripheral surface defining the opening. The water absorbing ring includes deformable material and water absorbent, such that the water absorbing ring expands by absorbing water and contacts the inner and outer peripheral surfaces. The water blocking ring is normally compressed and contacts the inner and outer peripheral surfaces. When water penetrating occurs, the water block ring blocks water preliminarily, and then the water absorbing ring block blocks fully water after completely expanding.

Abstract: A seal assembly for a rotary machine is provided. The seal assembly includes a shim seal including multiple seal plates forming a C-shaped shim seal or a box shaped shim seal. The C-shaped shim seal includes a first side portion having a smaller width than that of an opposing second side portion, and the second side portion of the C-shaped shim seal includes a gap between at least two straight faces with an inward angle for allowing positioning within the slot between stator components. The box shaped seal includes a plurality of cuts at two opposing sides or corners for allowing high pressure fluid to occupy the cavity of the box-shaped shim seal. The seal may be inserted within one or more slots between adjacent stator components of the rotary machine.

Abstract: Disclosed are sealing apparatuses having a sealing gland for an O-ring, the sealing gland comprising a primary gland and an auxiliary gland located below the primary gland. The apparatuses may be utilized for filter cartridges in filter systems.

Abstract: Machines and systems for chemical, foodstuffs and pharmaceuticals industry are subject to particularly demanding requirements for hygiene. In particular, equipment used in such machines, must avoid any gaps, in which dirt, bacteria or germs could settle. To avoid this, a hygiene-compliant display and control device having a front plate is proposed, having a peripheral groove, which is open on the outer peripheral surface of the front plate, on the outer edge of the front plate, and a sealing element fitted in the peripheral groove. The outer peripheral surface of the sealing element is arranged flush with the outer peripheral surface of the front plate, and a number of clamping arrangements with a pressing element are provided on the display and control device distributed around the periphery. One axial end of the pressing element engages with a fixing frame, which rests on the mounting plate, or with the mounting plate.

Abstract: The present application provides seal assemblies for reducing leakages between adjacent components of turbomachinery. The seal assemblies may include outer shims, and at least a portion of the outer shims may be substantially impervious. At least one of the outer shims may be configured for sealing engagement with seal slots of the adjacent components. The seal assemblies may also include at least one of an inner shim and a filler layer positioned between the outer shims. The at least one inner shim may be substantially solid and the at least one filler layer may be relatively porous. The seal assemblies may be sufficiently flexible to account for misalignment between the adjacent components, sufficiently stiff to meet assembly requirements, and sufficiently robust to operating meet requirements associated with turbomachinery.

Abstract: A combustor for a turbine engine is provided. The combustor includes a first liner and a second liner forming a combustion chamber. The combustion chamber is configured to receive an air-fuel mixture for combustion therein and having a longitudinal axis that defines axial and radial directions. The first liner is a first dual walled liner having a first hot wall facing the combustion chamber and a first cold wall that forms a first liner cavity with the first hot wall, the first liner cavity having first and second ends. A first liner seal is configured to seal the second end of the first liner cavity and to accommodate relative movement of the first hot wall and first cold wall generally in the axial and radial directions.

Abstract: A strip seal for providing a seal between adjacent components, which include a first groove and a second groove angled with respect to and intersecting the first groove. The grooves of respective components are opposed to one another when the components are assembled. The strip seal includes a first strip section to span between and be received in the opposed first grooves, and a second strip section to span between and be received in the opposed second grooves. One end of the first strip section is arranged to butt against the second strip section at the intersection of the grooves. The other end of the first strip section has at least one deformable projection that can engage the end of the first groove. The projection deforms as it engages the end of the groove and urges the end of the first strip section against the second strip section.

Abstract: A seal mechanism that can prevent the occurrence of corrosion and abnormal discharge. The seal mechanism is disposed between first and second structural members having opposing surfaces. A first seal trench and a second seal trench are formed respectively in a first opposing surface of the first structural member and in a second opposing surface of the second structural member. A first seal member and a second seal member are housed respectively in the first and second seal trenches. The first seal member and the second seal member are brought into pressure contact with each other. These seal trenches have a first seal surface and a second seal surface from which aluminum is exposed, and further have first shut-off surface disposed between the first opposing surface and the first seal surface and a second shut-off surface disposed between the second opposing surface and the second seal surface.

Abstract: There is provided a rolling bearing which comprises at least: an outer ring 10 and an inner ring 20 disposed rotatable relative to each other; and plurality of rolling elements 40 respectively interposed rollably between the outer and inner rings. The outer ring is fitted into a housing (not shown) and the inner ring is fitted with a shaft (not shown), whereby the rolling bearing supports rotation between the shaft and housing. Between the fitting surface (not shown) of the housing and the outer circumferential surface 13 of the outer ring and/or between the fitting surface of the shaft and the inner circumferential surface 23 of the inner ring, there is interposed an O-ring 30 made of an elastic member having a reduced friction coefficient between the fitting surface of the housing and the outer circumferential surface of the outer ring or between the fitting surface of the shaft and the inner circumferential surface of the inner ring.

Abstract: An apparatus and kit for sealing an opening in an insulated covering. The kit comprises a gasket securable around the interior edge of the opening in the insulated covering and an apparatus for sealing the opening. The apparatus comprises a waterproof body locatable within the opening, the body having a periphery therearound and a groove located within the periphery. The groove is sized and shaped to closely and sealably receive the opening or the gasket therein. The gasket may have a slot therein sized to be frictionally received over a sheath layer of the insulated covering.

Abstract: According to one aspect, an apparatus to provide sealing contact between first and second fueldraulic components includes a metallic member, wherein the metallic member comprises a layer of metal that is formed into a spring energized seal member. The apparatus also includes a layer disposed on an outer portion of the metallic member to provide sealing contact between the first and second fueldraulic components.

Abstract: A brush seal assembly for use between two stationary turbine components includes a plurality of arcuate carrier segments, each having a front plate and a back plate having substantially equal radial length dimensions, and a bristle pack sandwiched therebetween. The front plate and the back plate define a hook portion adapted to be received in an annular slot in a first radially inner turbine component, the bristle pack extending substantially radially outwardly beyond the front and back plates and supported by the back plate along the entire radial length dimension and by the front plate along a minor portion of the radial length dimension, thereby leaving an axial gap between the bristle pack and the front plate along a major portion of the radial length dimension.

Abstract: The invention relates to an arrangement (10) for sealing off a joint area (1) between a first joint partner (20, 200) and a second joint partner (30, 300) by means of at least one elastic sealing element (18, 180) disposed between a first sealing surface (12.1) of the first joint partner (20, 200) and a second sealing surface (12.2) of the second joint partner (30, 300), and an associated method for sealing off the joint area (1) between a first joint partner (20, 200) and a second joint partner (30, 300). According to the invention, at least one reservoir (14) for an anticorrosion agent (16) is introduced in a sealing zone (11) of the first and/or second sealing surface (12.1, 12.2), wherein the sealing element encloses the reservoir (14) together with the first and/or second sealing surface (12.1, 12.2).

Abstract: A t-joint assembly includes a gasket having first and second ends, and a substantially elongated body having a profile. The first end includes an enlarged tapered section having a distal tip and a force-transfer surface disposed substantially perpendicular to the body. The assembly also includes a first component having a channel with a profile and a reaction surface configured to respectively complement the profile and accept the force-transfer surface of the gasket. The first component also has a first sealing surface arranged substantially parallel to the reaction surface, and a second sealing surface arranged substantially perpendicular to the reaction surface. The t-joint assembly additionally includes second and third components, each having a sealing surface. Inserting the gasket into the channel and assembling the three components compresses the gasket against the channel, and the tip of the gasket against the reaction surface, to thereby seal the t-joint.

Abstract: A molded gasket includes a base having an upper surface and a lower surface. The base includes a first portion and a second portion. A bulb portion is integrally formed with the base and extends from the upper surface of the base. The gasket further includes a dart assembly integrally formed with the base and extending from the lower surface of the base. The dart assembly includes a first barb portion extending from the first portion of the base and a second barb portion extending from the second portion of the base.

Abstract: A formed flexible seal is provided and includes a first section, a second section and a formed flexible section connected at opposite end portions thereof to the first and second sections and having a central portion extending between the opposite end portions to absorb differential thermal growth of vessels to which the first and second sections are coupled.

Abstract: A hinge seal is provided and includes a first section, a second section and a hinge section connected at opposite end portions thereof to the first and second sections and having a central piano hinge portion extending between the opposite end portions to absorb differential thermal growth of vessels to which the first and second sections are coupled.