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Class Information
Number: 415/170.1
Name: Rotary kinetic fluid motors or pumps > Bearing, seal, or liner between runner portion and static part
Description: Device comprising means located between a runner* and a fixed element which (a) reduces friction between the runner and the fixed element while providing a supporting or guiding function for the runner, (b) prevents or retards the flow of fluid between the runner and the fixed element, or (c) prevents or retards wear between the runner and the fixed element.


Sub-classes under this class:

Class Number Class Name Patents
415/173.7 Between axial flow runner and vane or vane diaphragm structure 157
415/173.1 Between blade edge and static part 370
415/173.6 Between blade supported radial tip ring and static part 126
415/171.1 Dynamically created seal 77
415/174.4 Erodable or permanently deformable 157
415/174.5 Labyrinth seal 208
415/172.1 Means to seal radial flow pump runner inlet from outlet 102
415/174.2 Resilient, flexible, or resiliently biased 203
415/174.1 Selectively adjustable 54


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
7625128 Thrust bearing housing for a gas turbine engine Dec. 1, 2009
7619331 Turbomachine with integral generator/starter Nov. 17, 2009
7600964 Wind power plant and arrangement of bearings therefor Oct. 13, 2009
7574854 Gas turbine engine assembly and methods of assembling same Aug. 18, 2009
7540708 Methods and apparatus to facilitate sealing in a turbine Jun. 2, 2009
7495575 Gear pump Feb. 24, 2009
7465152 Angel wing seals for turbine blades and methods for selecting stator, rotor and wing seal profiles Dec. 16, 2008
7458771 Retaining of centering keys for rings under variable angle stator vanes in a gas turbine engine Dec. 2, 2008
7410341 Internally-cooled seal housing for turbine engine Aug. 12, 2008
7402023 Sanitary mixing assembly for vessels and tanks Jul. 22, 2008
7390161 Composite containment case for turbine engines Jun. 24, 2008
7354240 Centrifugal turbo machine with axial thrust control member Apr. 8, 2008
7341425 Axial flow compressor Mar. 11, 2008
7341429 Methods and apparatuses for cooling gas turbine engine rotor assemblies Mar. 11, 2008
7320574 Turbomachine Jan. 22, 2008
7296415 Labyrinth seal device for gas turbine engine Nov. 20, 2007
7217089 Gas turbine engine shroud sealing arrangement May. 15, 2007
7189052 Centrifugal compressor having rotatable compressor case insert Mar. 13, 2007
7186078 Turbine shroud segment Mar. 6, 2007
7125222 Gas turbine engine variable vane assembly Oct. 24, 2006
7114912 Fan blade with embrittled tip Oct. 3, 2006
7097413 Bearing support Aug. 29, 2006
7094020 Swirl-enhanced aerodynamic fastener shield for turbomachine Aug. 22, 2006
7082962 Seal support system for maintaining barrier fluid pressure within a mechanical seal Aug. 1, 2006
7080973 Fan seat and method for producing it Jul. 25, 2006
7059827 Turbine power plant having minimal-contact brush seal augmented labyrinth seal Jun. 13, 2006
7059828 Gas friction pump Jun. 13, 2006
7001155 Compressor impeller with stress riser Feb. 21, 2006
6971844 Horizontal joint sealing system for steam turbine diaphragm assemblies Dec. 6, 2005
6920754 High-pressure ratio turbocharger Jul. 26, 2005
6881024 System for decoupling a fan from a turbojet by means of an explosive charge Apr. 19, 2005
6824356 Foreign material exclusion device Nov. 30, 2004
6792755 High-pressure ratio turbocharger Sep. 21, 2004
6767182 Device for controlling the cooling flows of gas turbines Jul. 27, 2004
6752602 Blood pump Jun. 22, 2004
6733234 Biased wear resistant turbine seal assembly May. 11, 2004
6652231 Cloth seal for an inner compressor discharge case and methods of locating the seal in situ Nov. 25, 2003
6595743 Hydraulic seal for rotary pumps Jul. 22, 2003
6565316 Adjustable and stable pre-loading device equipped fan May. 20, 2003
6551058 Rotatory pump having a knobbed impeller wheel, and a knobbed impeller wheel therefor Apr. 22, 2003
6506014 Foreign material exclusion device Jan. 14, 2003
6474938 Fuel pump for gas turbines Nov. 5, 2002
6464232 Leaf seal Oct. 15, 2002
6454521 Wear resistant fuel pump Sep. 24, 2002
6451454 Turbine engine component having wear coating and method for coating a turbine engine component Sep. 17, 2002
6431826 Centrifugal pump Aug. 13, 2002
6402477 Adjustable blade turbines Jun. 11, 2002
6378309 Single air inlet Apr. 30, 2002
6368077 Turbocharger shaft dual phase seal Apr. 9, 2002
6354795 Shroud cooling segment and assembly Mar. 12, 2002

1 2 3 4 5 6


 
 
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