Bizarre Patents
A kissing shield comprised of a thin, flexible membrane and a frame or holder.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7255929 | Use of spray coatings to achieve non-uniform seal clearances in turbomachinery The invention provides spray coatings to achieve circumferentially non-uniform seal clearances in turbomachines. In steam and gas turbines it is desirable to assemble the machines with elliptical seal clearances to compensate for expected casing distortion, rotordyn... | 08/14/2007 |
| 7252178 | Acoustic fluid machine An acoustic fluid machine such as an air compressor comprises an acoustic resonator, a valve device and a piston. Air is sucked into the resonator through the valve device at one end of the resonator. The piston at the other end of the resonator is reciprocated by a... | 08/07/2007 |
| 7232286 | Seal device and method for operating the same and substrate processing apparatus comprising a vacuum chamber The present invention provides a seal device comprising a sealing passage which allows communication between a first space and a second space, and evacuation lines individually connected to the first space and the sealing passage. A gas feed line for feeding dry gas... | 06/19/2007 |
| 7178808 | Layer system for the rotor/stator seal of a turbomachine A layer system for the rotor/stator seal of a turbomachine, in particular of a gas turbine, is applied to a metallic component and can be run in with respect to a further component which can move relative to the metallic component, which, in order to improve the ser... | 02/20/2007 |
| 7159873 | Shaft seal The present invention relates to a seal assembly for use in a rotary machine. The seal assembly comprises a first member and a seal carrier mounted to the first member by a mounting member, a second member spaced from the first member and a seal running member posit... | 01/09/2007 |
| 7125223 | Method and apparatus for turbomachine active clearance control An apparatus for providing active clearance control between blade tips and seals in a turbomachine comprising: a first stator carrier segment, with stator seals centripetally disposed on it; a second stator carrier segment located along a same circumference as the f... | 10/24/2006 |
| 7125018 | Low-friction seal A low-friction seal comprising a quasi dimensionally stable sealing ring (44) that is accommodated with radial and axial clearance in a groove (30; 76) of one of two surface, whereby said surfaces are sealed off from each other and can move in a relati... | 10/24/2006 |
| 7108266 | Fan cooled seal seat A seal assembly including a rotatable seal head subassembly also includes a fan that rotates with the seal head assembly, with the fan drawing air through a pump housing for purposes of cooling. ... | 09/19/2006 |
| 7086648 | Acoustic seal The invention relates to a sealing device having an acoustic resonator. The acoustic resonator is adapted to create acoustic waveforms to generate a sealing pressure barrier blocking fluid flow from a high pressure area to a lower pressure area. The sealing device p... | 08/08/2006 |
| 7066470 | Active seal assembly A seal assembly includes an annular hanger having a supporting ledge. An arcuate seal segment includes an outer rail mounted on the ledge and supporting an inner seal. An arcuate carrier is mounted between the hanger and the rail, and includes a piston mounted in a ... | 06/27/2006 |
| 7066467 | Sealing device for water pump bearings A sealing device for a water pump bearing employs a seal member without an axial lip, and having only a radial lip. The sealing device includes an annular seal member which is fixed to a shoulder portion of one end in an axial direction of an outer race of a water p... | 06/27/2006 |
| 7021612 | Roller bearing A swivel mounting is made as a double-row roller bearing and has an outer ring with a first outer track and a second outer track, a first inner ring with a first inner track, and a second inner ring with a second inner track which is located axially next to the firs... | 04/04/2006 |
| 7011452 | Rolling bearing unit with shield plate A rolling bearing with shield plate comprises an outer ring having an outer ring raceway and a circumferential anchor groove, the anchor groove provided at an axial end portion separated from the outer ring raceway and having an outside facing side surface, an inner... | 03/14/2006 |
| 6976679 | Inter-fluid seal assembly and method therefor An inter-fluid brush seal assembly and associated method are provided. The seal assembly defines a gas passage for supplying gas to interfaces with a rotatable member. At least one of the interfaces is defined by a brush seal, and the flow of the gas through the int... | 12/20/2005 |
| 6962341 | Coupling for feeding a heat-exchange medium to a rotating body A coupling for supplying a heat-exchange liquid to a load has a shaft extending from the load and centered on the axis. A nonrotating housing surrounding the shaft at the tube end has a connection so that the heat-exchange liquid can be pumped into the load. A rolle... | 11/08/2005 |
| 6935634 | Steam turbine packing spring A packing spring for a steam turbine comprising a flat, elongated spring body of specified length, width and thickness dimensions; a flange at one end of the main spring body; and at least one bend in the main spring body, located substantially midway along the leng... | 08/30/2005 |
| 6932349 | Sealing system for gas turbine A system (10) for sealing and pressurization for the support cushion (24) of a gas turbine (20), wherein the gas turbine (20) is provided with a compressor (21), with which there is associated an inner barrel (23), and the s... | 08/23/2005 |
| 6932347 | Device for a non-hermetic seal An arrangement for a non-hermetic seal between a stator and a rotor of a turbomachine in the root region of guide blades belonging to the stator. The arrangement includes a brush sealing ring which is mounted on the guide blades via a spoke centering means and whose... | 08/23/2005 |
| 6914747 | Disk drive having electrostatic discharge path defined between disk assembly and base In a first aspect, a disk drive includes a base and a disk assembly, including at least one data storage disk, rotatably mounted on the base. The disk drive further includes structure for defining an electrostatic discharge gap between the base and the disk assembly... | 07/05/2005 |
| 6858150 | Water processing device with liquid seal A water processing device for removing contaminants from water for consumption, consisting of: 1) a heat exchanger; 2) a heater; 3) a boiler chamber; 4) a liquid level control device; 5) a demister; 6) a degasser; and, 7) a self-cleaning component. A water seal to p... | 02/22/2005 |
| 6845986 | Low torque seal assembly A unitized seal assembly for use with roller or ball bearing assemblies is disclosed. The unitized seal assembly includes, among other things, a radially outer ring and a radially inner deflector ring. The outer ring includes a first shield element which defines a f... | 01/25/2005 |
| 6827350 | Hybrid honeycomb and brush seal for steam gland A steam gland includes a steam inlet scroll and an extraction scroll axially spaced from one another defining high and low pressure regions. A seal body is disposed between the regions and includes a pair of brush seals axially spaced from one another. Intermediate ... | 12/07/2004 |
| 6814356 | Installation structure of bearing seal A mount construction for a bearing seal is capable of easily and surely installing the bearing seal in a bearing and, after installation, developing a stable seal performance by suppressing an extracting force. The bearing seal, formed by disposing an elastic member... | 11/09/2004 |
| 6811154 | Noncontacting finger seal An annular finger seal is adapted to be interposed between a high pressure upstream region and a lower pressure downstream region to provide noncontact sealing along a rotatable member. The finger seal comprises axially juxtaposed downstream and upstream finger elem... | 11/02/2004 |
| 6758477 | Aspirating face seal with axially biasing one piece annular spring A gas turbine engine aspirating face seal includes rotatable and non-rotatable engine members and a leakage path therebetween. Annular generally planar rotatable and non-rotatable gas bearing face surfaces are operably associated with the rotatable and non-rotatable... | 07/06/2004 |
| 6746019 | Seal assembly A seal assembly (10) includes a first seal element (12) defining a fist sealing surface (14); displacement means including at least one electromagnet (20) operatively coupled with the first seal element (12), the displacement means... | 06/08/2004 |
| 6742782 | Seal of non-hermetic design A seal of non-hermetic design for installation between two components which can move relative to one another, includes a multiplicity of flexurally elastic sealing elements which each have an end connected fixedly to a seal-bearing device and a free, angled end with... | 06/01/2004 |
| 6722657 | Low torque seal assembly with open cell filter media Disclosed is a labyrinth seal assembly for sealing an annular gap defined between a bore of a housing and an outer surface of a cylindrical shaft, wherein the housing and shaft are relatively movable. The seal assembly includes radially inner and radially outer shie... | 04/20/2004 |
| 6719296 | Seal for a rotating member A face seal assembly is provided having an annular seal body mounted in an axially moveable relationship to a seal support structure. A piston ring is disposed between the annular seal body and the seal support structure forming a secondary seal. A first locator spr... | 04/13/2004 |
| 6715765 | Sealing structure of a ball bearing A sealing structure of a ball bearing is disclosed wherein a seal or a shield is provided on at least one side of the ball bearing, the ball bearing allowing rotation of either an outer ring or an inner ring. A large number of blades extend radially along an outer s... | 04/06/2004 |
| 6698762 | Rotary device shaft with oil slinger groove A lubricant leakage stop is provided on the shaft of a rotary device in the form of an annular groove in the shaft. In one embodiment the annular groove is formed with an annular inner surface at the bottom of the groove and with an annular intermediate s... | 03/02/2004 |
| 6682077 | Labyrinth seal for disc turbine A disc turbine has a rotor assembly of spaced apart discs with at least one disc equipped with an annular labyrinth seal whose grooves interdigitate with a corresponding labyrinth seal mounted in the sidewall of the rotor housing. A pattern of aligned thr... | 01/27/2004 |
| 6679501 | Motor with stationary shaft and high speed capillary seal A motor or bearing which incorporates the use of a capillary seal adjacent a bearing race between the shaft and surrounding hub or housing. The seal may take a plurality of forms, including a straight capillary seal; a seal formed between the housing and ... | 01/20/2004 |
| 6655696 | Seal carrier for a rotary machine and method of retrofitting A seal carrier is provided for a rotary machine wherein the seal carrier comprises a packing ring coupled to a seal and wherein the packing ring comprises a channel disposed therein. In addition, a displacement apparatus is disposed in the channel for rad... | 12/02/2003 |
| 6592127 | Air purged shaft seal assembly An air purged shaft seal assembly has a seal housing fixedly securable to a stationary support and having a circular aperture through which a shaft can pass. The seal housing has an internal annular surface defining the circular aperture, the internal ann... | 07/15/2003 |
| 6590747 | Seal for micro-electro-mechanical devices A sealed micro-actuator device for positioning a slider in a disc drive comprises a micro-actuator body, which includes a stator, a rotor, and a motor for moving the rotor with respect to the stator. The micro-actuator device includes means for sealing th... | 07/08/2003 |
| 6572113 | Seal fitting A seal assembly for co-operation with a shaft comprising a seal member which, in use, in a first position, forms a seal against the shaft, a seal housing for retaining the seal member, means for applying a radially inward force to the seal member and mean... | 06/03/2003 |
| 6561516 | Low power high speed disc drive spindle seal A stationary ferrofluidic seal for sealing a stationary shaft to a rotating hub. A formed magnetic is attached to the rotating hub, bounded by upper and lower members to form a shaped cavity. A stationary ring is attached to the shaft and extends into the... | 05/13/2003 |
| 6467773 | Liquid seal A non-contacting seal which includes a stationary tooth that radially overlaps a tooth on a rotatable shaft, with the sealing action resulting from controlled clearance both radially between stationary tooth and the shaft, and axially between the stationa... | 10/22/2002 |
| 6454270 | Low leakage snout sealing system A low leakage sealing system is provided between a steam pipe and a housing comprised of a pair of shells and a nozzle box movable relative to one another. The sealing system includes large and small diameter sealing rings engaging the pipe and shells or ... | 09/24/2002 |
