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Match Document Document Title
8157517 Boltless multi-part diaphragm for use with a centrifugal compressor  
A diaphragm assembly of a centrifugal compressor includes a return channel wall having a generally ring-like shape; a vane assembly having a plurality of vanes formed integrally with at least one...
8157531 Closing assembly for a blade ring of turbomachinery  
A closing assembly for closing the gap remaining between the first and last blade of a blade ring that is inserted into a peripheral groove of turbomachinery is provided. The assembly includes at...
8157530 Locking sub-assembly for closing the remaining gap between the first and the last of a blade ring which are inserted in a circumferential groove of a turbomachine, and corresponding turbomachine  
A closing assembly is provided. The closing assembly closes the gap remaining between the first blade and the last blade of a blade ring that is inserted in a peripheral groove of a turbo...
8047796 Dovetail attachment for use with turbine assemblies and methods of assembling turbine assemblies  
A method of assembling a steam turbine including a rotor assembly is provided. The method includes providing at least one turbine bucket including a dovetail that includes a plurality of crush...
8038403 Turbomachine rotor wheel  
A turbomachine rotor wheel includes a disk carrying blades having roots engaged and held in an annular recess of the disk. The roots are connected to platforms for co-operating with an annular...
7959410 Assembly for an aircraft engine compressor comprising blades with hammer attachment with inclined root  
A disk/blade assembly for an aircraft engine compressor is disclosed. The assembly includes a disk and a plurality of blades with hammer attachment. Each blade includes a blade root provided with...
7901187 Turbine rotor blade groove entry slot lock structure  
A blade lock structure for blading an axial flow turbine having a rotor and blades. The blades are inserted into an undercut blade groove of the rotor providing a positive lock between the blades...
7878762 Tip turbine engine comprising turbine clusters and radial attachment lock arrangement therefor  
A tip-turbine engine comprises a fan-turbine rotor assembly that includes one or more turbine ring rotors. Each turbine ring is assembled from a multitude of turbine blade clusters. By forming the...
7874802 Tip turbine engine comprising turbine blade clusters and method of assembly  
A tip turbine engine comprises a fan-turbine rotor assembly that includes one or more turbine ring rotors. Each turbine ring is assembled from a multitude of turbine blade clusters. Assembly of a...
7597542 Methods and apparatus for controlling contact within stator assemblies  
A method enables a stator assembly for a turbine engine to be assembled. The method comprises forming a recess within a portion of each base, and coupling the stator vanes within the turbine engine...
7537430 Stacked reaction steam turbine rotor assembly  
Disclosed herein is a rotor assembly for a steam turbine. The steam turbine includes a retention portion having a stacked rotor section. The steam turbine further includes a first shaft end...
7513747 Rotor for a compressor  
A rotor (20) for a compressor, in particular in a gas turbine, has a number of rotor blades (25) which are arranged around the rotation axis of the rotor (20) in the form of a rim and are each held...
7476078 Rotor with core surrounded by shielding rings  
A rotor of a thermally loaded turbomachine, in particular of a compressor or a gas turbine, is mounted such that it can rotate about a rotor axis and is concentrically surrounded by a hot-gas duct...
7435054 System and method for mechanical mounting of a device onto a shaft  
A mechanical mount axially and radially secures a device, such as a fan, to a shaft of a motor without a need for setscrews or keyways. Elimination of a keyway and setscrew for securing a fan to a...
7435055 Locking spacer assembly for a turbine engine  
A locking spacer assembly for filling a void between adjacent components in a turbine engine. In at least one embodiment, the locking spacer assembly may be configured to be inserted between...
7419360 Rotor disk for a turbomachine  
A rotor disk for a turbomachine, the disk carrying blades whose roots are retained in a peripheral groove of the disk, the groove including a window for inserting blade roots and a locking member...
7410345 Turbine nozzle retention key  
A retaining key for a turbine nozzle includes a key body having top and bottom surfaces, a pair of sides and a pair of ends including a forward end having a pair of horizontal shoulders on opposite...
7399164 Turbine engine and bladed rotor for a compression stage of a turbine engine  
A turbine engine and a rotor for a turbine engine are provided. Several adjacent turbine blades are positioned in the circumferential direction of the rotor, each turbine blade having a blade root,...
7367778 Rotor end piece  
A rotor end piece (1) for a rotor (6) of a thermal turbomachine, having at least one circumferential slot (3) in which moving blades and intermediate pieces are provided, includes a residual gap...
7344359 Methods and systems for assembling shrouded turbine bucket and tangential entry dovetail  
Rhombic shrouded tangential entry buckets are circumferentially applied to the rotor wheel rim of a turbine. A fixture is releasably secured to a lug on each bucket and includes a chamfered surface...
7338258 Axially separate rotor end piece  
A rotor end piece (1) for a rotor of a thermal turbomachine, having at least one circumferential slot (3) in which press blades, intermediate pieces and two end blades (4), between which a residual...
7270512 Stacked steampath and grooved bucket wheels for steam turbines  
The steampath for a steam turbine includes stacked stator rings each mounting inwardly directed nozzles and stacked rotor wheels each mounting outwardly directed buckets mounting blades. By...
7261518 Locking arrangement for radial entry turbine blades  
A locking arrangement for a row of radial entry blades (62) of a turbo-machine. A closing blade (66) includes a root portion (74) having an axial attachment shape (78) for engagement with an...
7168919 Turbine blade and turbine rotor assembly  
A turbine blade has a shroud, a blade portion and a T-section root portion configured to lock into a T-section channel in a turbine rotor adjacent like blades in a ring. The blade portion is...
7114927 Fixing method for the blading of a fluid-flow machine and fixing arrangement  
A fixing method for blading of a fluid-flow machine, in which first of all the turbine blades (31, 32) are inserted into the fastening slot (1) of a rotor (2) or stator until only the intermediate...
7080974 Retention capacity of a blade having an asymmetrical hammerhead fastener, with the help of platform stiffeners  
The invention relates to a bladed disk for a turbomachine, the disk including blades which extend into a conical stream and which are held in a peripheral groove of said disk by hammerhead type...
7048507 Axial-flow thermal turbomachine  
The invention relates to an axial-flow thermal turbomachine having a metallic rotor (1), in which rotor blades (3) made of an intermetallic compound are mounted in a circumferential groove to form...
7029237 Retention capacity of blade having an asymmetrical hammerhead connection  
The invention relates to a method of improving the retention capacity of a blade having an asymmetrical hammerhead connection and extending in a conical stream, with the root of the blade being...
6991433 Drum, in particular a drum forming a turbomachine rotor, a compressor, and a turboshaft engine including such a drum  
The drum of the invention is generally in the form of a body of revolution about a longitudinal axis, being made of a metal alloy and extending between an upstream end and a downstream end along a...
6981847 System for connecting and locking rotor blades of an axial compressor  
System for connecting and locking blades which are fixed circumferentially to a rotor disc (1) of an axial compressor, comprising a plurality of blades (10, 10′) positioned in an array along the c...
6752598 Device for immobilizing blades in a slot of a disk  
The invention relates to a device for immobilizing blades in the peripheral slot of a turbomachine disk. Said blades comprise roots of the hammer head type adapted to be introduced into said slot...
6682307 Sealing system for a rotor of a turbo engine  
A turbomachine, in particular a gas turbine, includes a rotor which extends along an axis of rotation. The rotor includes a circumferential face, which is defined by the outer radial boundary...
6499959 Steam turbine high strength tangential entry closure bucket and retrofitting methods therefor  
A steam turbine wheel has a male dovetail projecting about its peripheral margin and a gap in the margin. Buckets having bases with complementary female dovetails are disposed in the gap and...
6471483 Turbine disc  
A turbine disc for carrying turbine blades is rotatable about a central axis and has a circumferentially extending peripheral face divided into two side face strips by a circumferentially extending...
6464463 Blade locking device with hammer fastener on a disk  
The invention relates to hammer-fastener blade-locking device affixing the blades in the channel (2) of a turbojet-engine rotor disk (1) and comprising a case (15) of which the cross-section...
6431836 Blade lock and process for manufacturing a blade lock  
The blades (3) of a turbine of axial design are inserted into an undercut blade groove (2) of the turbine rotor (1) in a positive-locking manner and are secured by a blade lock. The blade lock...
6428279 Low windage loss, light weight closure bucket design and related method  
A turbine closure bucket adapted to complete assembly of a row of tangential entry buckets on a rotor wheel includes an airfoil portion and a mounting portion for mounting the bucket to a turbine...
6416276 Heat shield device in gas turbines  
A rotor (1) of a turbomachine comprises a basic rotor element (2) and a multiplicity of rotor blades (3, 3′, 3″, 3′″). The rotor blades (3, 3′, 3″, 3′″) are arranged in a distributed man...
6299411 Fastening of moving blades of a fluid-flow machine  
Moving blades of a fluid-flow machine are fastened in a circumferential slot on the rotor by means of blade roots. For the installation of the last moving blade, a gap is provided between the first...
6279420 Balance weight for a rotary component in turbomachinery, methods of installation and installation tools  
A balance weight has first and second margins at right angles to one another with the second margin larger than the first margin. A balance weight groove in a rotor has outer and inner wall...
6152698 Kit of articles and method for assembling articles along a holder distance  
A final kit of a selected plurality of first and second groups of articles, for example turbine engine blading members, for subsequent assembly within a tolerance range along a distance in an...
6033185 Stress relieved dovetail  
A rotor blade includes an airfoil, an integral platform, and a dovetail integrally joined to the platform. The dovetail includes a neck extending between a pair of dovetail lobes configured to...
5961286 Arrangement which consists of a number of fixing slots and is intended for fitting a rotor or a stator of a fluid-flow machine with blades  
In an arrangement for fixing blades (5) to a rotor (1) or stator, a number of slots (7) which run helically on the circumferential surface of the body to be fitted with blades are provided, filling...
5842831 Arrangement for the thermal protection of a rotor of a high-pressure compressor  
An arrangement for the thermal protection of a rotor, fitted with moving blades, of a high-pressure compressor. The roots of the moving blades are inserted and locked in peripheral grooves which...
5743713 Blade, turbine disc and hybrid type gas turbine blade  
A ceramic blade for a hybrid type gas turbine blade has a dovetail portion, a platform portion formed on the dovetail portion and blade portions formed on the platform portion. The number of the...
5740766 Automotive fan and shroud assembly  
An assembly (12) for moving air through a heat exchanger (10) comprising a shroud (14) for mating with a heat exchanger (10) and a fan (20) disposed in the rear opening (18) of the shroud (14). The...
5584658 Turbocompressor disk provided with an asymmetrical circular groove  
A turbocompressor disk having on its periphery a circular groove able to receive blade roots having a substantially hammer shape, said circular groove comprising an upstream lip and a downstream...
5580218 Bladed rotor  
In a bladed rotor of an axial-flow turbomachine, the blades essentially consist of a blade body and a blade root. They are fastened with their blade roots in rows in encircling blade grooves having...
5575621 Compressor with a guide vane fastening arrangement  
A compressor having an axially divided casing, includes a plurality of casing halves. Guide vanes are fastened by their roots in peripheral grooves. Distributed over the periphery, bolts are...
5575623 Drum rotor for an axial-flow turbomachine  
In a drum rotor (1) for an axial-flow turbomachine, the blades are fastened with their roots (3) in rows in encircling blade grooves (10) having lateral supporting prongs. At least the first blade...
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