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US20130277918 |
High Temperature Device Shaft Brush Seal Assembly, Brush Seal, And Mounting Arrangement
A shaft seal assembly externally mounted to a high temperature device, such as a gas or steam turbine, having a plurality of rotary shaft sealing brush seals that includes at least one brush seal... |
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US20080284107 |
Ceramic Brush Seals
The present invention provides a ceramic brush seal including a plurality of ceramic bristles and a support member supporting the plurality of ceramic bristles. Each of the plurality of ceramic... |
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US20080099999 |
Leaf seals
The benefits of leaf seals with respect to providing sealing in gas turbine engines is well known but wide scale applicability is hindered by the costs and manpower necessary for assembly of leaf... |
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US20080309019 |
SEALING ASSEMBLY FOR ROTARY MACHINES
A sealing assembly is provided. The sealing assembly includes a foil disposed circumferentially around a rotating component and configured to provide primary sealing to the rotating component... |
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US20110227289 |
BRUSH SEAL
The invention relates to a brush seal to seal a gap between two structural components, in particular between a rotor and a stator, having a bristle packet comprising bristles, with the bristles of... |
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US20080290605 |
ACCESS ASSEMBLY WITH WHISKER SEAL
A valve assembly for the sealed reception of a surgical instrument inserted through a cannula assembly includes a valve body defining a central longitudinal axis, and an elongated seal member... |
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US20060214378 |
Brush seal with spiral groove back plate
A brush seal includes a plurality of bristles, a front plate, and a back plate abutting the bristles, the back plate including at least one spiral groove therein to pressure balance the brush seal. |
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US20120027582 |
FLOATING PACKING RING ASSEMBLY
A packing ring assembly for use between a rotating and a stationary component in a turbomachine is disclosed, the assembly including an arcuate packing ring casing, an arcuate packing ring segment... |
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US20080309017 |
Environmental brush seal
A passive brush seal effectively to limit conditioned air such as humidity, temperature or filtered air, or contaminated air such as smoke or fumes from an area of greater pressure to one of lower... |
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US20130320627 |
LEAF SEAL
Described is a leaf seal for sealing between a static component and a relatively rotating component having an axis of rotation, the leaf seal defining axially separated higher pressure upstream... |
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US20080224415 |
Brush Seal Assembly And Method Of Making
A bristle pack for use in a brush seal includes a support and a plurality of bristles. The bristles are folded over the support defining a fold, and are joined together adjacent the support... |
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US20100270747 |
NON-METALLIC BRUSH SEAL
The invention provides, in one aspect, a brush seal comprising brush seal bristles made up of component brush seal filaments. The component brush seal filaments comprise a polyether ketone... |
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US20080029968 |
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... |
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US20080136112 |
Brush seal assemblies utilizing a threaded fastening method
A brush seal assembly includes a plurality of bristles, a joint securing the bristles, and a retaining assembly. Each of the bristles has a first end and a second end. The joint has a first side... |
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US20060192343 |
Liquid-sealing shaft seal apparatus and rotary electrical machine using the shaft seal apparatus
A liquid-sealing shaft seal apparatus includes a rotation shaft, brush seals arranged in such a manner as to contact and surround the rotation shaft, and a brush holder which holds the brush... |
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US20120251290 |
ASPIRATING FACE SEAL, AND A RELATED METHOD THEREOF
An aspirating face seal includes a primary seal, a secondary seal, and a biasing device. The primary seal includes a first seal component and a second seal component. The first seal component is... |
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US20100327535 |
Fiber seal for ceramic matrix composite components
A fiber brush seal attached with metallic structure, suitable for use with SiC-SiC ceramic matrix composite (CMC) components. The fibers may be selected from oxides, carbides and nitrides of... |
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US20070132190 |
Axial dynamic brush seal
An axial and dynamic brush seal system wherein a mating ring is attached to a rotor and has a sealing surface. The bristles of the brush seal are disposed about the rotor and extend axially so... |
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US20140225326 |
BRUSH SEAL SYSTEM WITH ELLIPTICAL CLEARANCE
The present application provides for a brush seal system for use about a rotor of a rotary machine. The brush seal system may include a number of brush seal segments, with each of the brush seal... |
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US20060249911 |
Abradable and/or abrasive coating and brush seal configuration
An abradable coating and/or an abrasive coating applied to the rotor of a steam or gas turbine allows the temperature and pressure drop capabilities of conventional brush seal assemblies to be... |
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US20150300191 |
ASSEMBLY FORMING A GASKET FOR A TURBOMACHINE, COMPRISING A BRUSH SEAL
An assembly forming a gasket for a turbomachine, includes a brush seal made of a plurality of sealing elastic bristles surrounding a core, a retaining ring including a recess to at least partly... |
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US20100327534 |
MAGNETIC BRUSH SEAL SYSTEM
A magnetic brush seal system for use with a rotating component and a stationary component. The magnetic brush seal system may include a brush seal for engagement with the rotating component and a... |
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US20070096397 |
HYDRODYNAMIC BRUSH SEAL
A hybrid brush seal is provided having two bundles of axially spaced seal bristles each of which are mounted in a ring shape on a first machine component with bristle ends directed at a sealing... |
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US20080217859 |
Speed fit brush seal
A seal assembly includes a component of a gas turbine engine having a circumferential surface, a first knife edge seal, a second knife edge seal, and a brush seal assembly. The first knife edge... |
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US20120025472 |
LABYRINTH SEAL
A labyrinth seal has a plurality of arcuate labyrinth seal segments 14 in which the confronting ends of adjacent arcuate labyrinth seal segments 14 have planar faces 26 which are oriented radially... |
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US20080048399 |
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... |
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US20050006851 |
Brush seal with windage control
A brush seal with: a back plate; a side plate; a first set of bristles; and a second set of bristles between the first set of bristles and the side plate, The second set of bristles have a... |
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US20130170979 |
DOUBLE ENDED BRUSH SEAL ASSEMBLY FOR A COMPRESSOR
A system having an axial brush seal assembly is provided, having a first component, a second component, at least two plates that generally oppose one another, a plurality of seal bristles, and a... |
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US20090072486 |
Brush seal
A brush seal for sealing gaps, such as those found in gas turbine engines, includes a plurality of metallic bristles mechanically captured by a support member. The support member includes at least... |
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US20130256992 |
BRUSH SEAL SYSTEM WITH ELLIPTICAL CLEARANCE
The present application provides for a brush seal system for use about a rotor of a rotary machine. The brush seal system may include a number of brush seal segments, with each of the brush seal... |
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US20080042363 |
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... |
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US20120326393 |
BRUSH SEAL
A seal is provided having a bristle pack with a first layer of bristles and a second layer of bristles. The bristle pack has at least one segment end. The first layer of bristles is configured to... |
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US20080148640 |
FLEXIBLE BRUSH SEAL
A method of making a brush seal includes the steps of providing a plurality of brush filaments, and bonding a flexible plastic backing and a flexible plastic retainer to the filaments to secure... |
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US20060220321 |
Brush Seals
A brush seal including a bristle pack mounted in a holder, and having a free end for sealing with a member, a front plate for lying on a high pressure side of the seal and extending part way along... |
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US20150021860 |
LEAF SEAL
There is disclosed a leaf seal (131) for effecting a seal between first (134) and second 1) coaxial components arranged for relative rotation about a common axis. The seal is particularly suited... |
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US20130300067 |
SYSTEM FOR SEALING A GAS PATH IN A TURBINE
A system for sealing a gas path in a turbine includes a brush holder and a support connected to the brush holder and extending away from the brush holder. The support has an upstream side and a... |
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US20130181408 |
BRUSH SEAL ARRANGEMENT COMBINED WITH HONEYCOMB SEAL
A hybrid seal carrier for establishing a seal between a rotating component and a stationary component substantially surrounding the rotating component includes a first seal element held between... |
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US20070114727 |
Seal member, assembly and method
A brush seal assembly and method for a turbine machine having a rotary member and a stationary member circumscribing the rotary member. The seal assembly is comprised of a sealing member disposed... |
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US20090315272 |
BRUSH SEAL DEVICE
A divided brush seal comprises a base portion to shut off a sealing fluid side area and environment area, a first end portion having a first connecting face at one side divided end of the base... |
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US20080048398 |
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... |
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US20130313782 |
SEAL AND METHOD OF FORMING A SEAL
A method of forming a seal for effecting a seal between two, coaxial, relatively rotating components is provided. The seal has an annular pack of elongate flexible members. The pack is mountable... |
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US20130022459 |
SEALS FOR REDUCING LEAKAGE IN ROTARY MACHINES
A seal assembly for a rotary machine is provided. The seal assembly includes multiple sealing device segments disposed intermediate to a stationary housing and a rotor. Each of the segments... |
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US20100327536 |
BRUSH SEAL AND METHOD FOR MOUNTING A BRUSH SEAL
A brush seal and a method for mounting a brush seal is disclosed. The brush seal includes a sealing element provided with a plurality of filaments or wires that are joined at a filament or wire... |
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US20080296846 |
STATIC OUTSIDE DIAMETER BRUSH SEAL ASSEMBLY
An outside diameter brush seal assembly is disclosed. The brush seal assembly includes a first static component, a second static component, and a brush seal. The first and second static components... |
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US20080001363 |
Brush sealing system and method for rotary machines
A rotary machine includes a rotary component disposed inside a stationary component. A brush sealing system is disposed between the stationary component and the rotary component. The brush sealing... |
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US20130062834 |
BRUSH SEAL
An annular brush seal is disclosed including first and second annular clamp plates, each clamp plate including an opposed annular clamping surface, and a pack of radially extending bristles... |
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US20150337965 |
BRUSH SEAL
An annular brush seal 502 is disclosed comprising first and second annular clamp plates 504, 506, each clamp plate comprising an opposed annular clamping surface 512, 514, and a pack of radially... |
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US20090033037 |
SEAL ASSEMBLY
A seal assembly comprising a first movable stator member movable between a sealing position and a non-sealing position, a second fixed stator member, the first stator member being movable relative... |
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US20070187900 |
Non-metallic brush seals
A non-metallic brush seal for use in high temperature applications includes a plurality of bristles fabricated from polymeric or ceramic materials that are twisted together along the length of the... |
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US20160153562 |
BRUSH SEAL
A brush seal includes first and second clamp plates, each clamp plate having an opposed clamping surface, and a bristle pack clamped between the clamping surfaces. The clamping surface of at least... |