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1
US20190047095A1
Publication/Patent Number: US20190047095A1
Publication date: 2019-02-14
Application number: 16/079,480
Filing date: 2017-02-13
Assignee: EXERGY S.P.A.
Abstract: A method for the construction of bladed rings for radial turbomachines, including: preparing an annular block; roughing the annular block by removing material to define a first, second, third and fourth axial section, wherein the first axial section defines a reinforcement ring, wherein the third axial section defines a base ring; roughing the second axial section by removing material to delimit a plurality of separate elements, wherein the separate elements axially connect the base ring to the reinforcement ring; finishing each of the separate elements by removing material to provide the separate element with the shape of an airfoil blade, wherein a leading edge of the blade and a trailing edge of the blade develop substantially parallel to a central axis of the bladed ring; roughing the fourth axial section by removing material for delimiting an annular anchoring appendage of the base ring to a radial turbomachine. A method for the construction of bladed rings for radial turbomachines, including: preparing an annular block; roughing the annular block by removing material to define a first, second, third and fourth axial section, wherein the first axial section defines a reinforcement ring ...more ...less
2
US20190055967A1
Publication/Patent Number: US20190055967A1
Publication date: 2019-02-21
Application number: 16/106,370
Filing date: 2018-08-21
Abstract: An electrohydraulic valve including an electromagnetic actuator assembly; and a hydraulic assembly, wherein the electromagnetic actuator assembly and the hydraulic assembly are arranged in axial alignment along a longitudinal axis, wherein the hydraulic assembly includes a valve housing in which a valve piston is arranged axially movable along the longitudinal axis, wherein the electromagnetic actuator assembly includes an actuator housing, a coil configured to generate a magnetic field and an armature that is arranged axially movable along the longitudinal axis to position the valve piston, wherein a connection is formed between the electromagnetic actuator assembly and the hydraulic assembly, wherein the actuator housing is formed by an encasement of at least the coil with a synthetic material through injection molding, wherein a circumferential annular groove is formed in which a seal element is positioned that seals the electromagnetic actuator assembly between the hydraulic assembly and the electromagnetic actuator assembly. An electrohydraulic valve including an electromagnetic actuator assembly; and a hydraulic assembly, wherein the electromagnetic actuator assembly and the hydraulic assembly are arranged in axial alignment along a longitudinal axis, wherein the hydraulic assembly includes a valve ...more ...less
3
US20190040913A1
Publication/Patent Number: US20190040913A1
Publication date: 2019-02-07
Application number: 16/074,990
Filing date: 2018-01-04
Assignee: NSK LTD.
Abstract: When conveying a rolling bearing from a ball collection operation position to a block division operation position or/and when conveying the rolling bearing from the block division operation position to an equal distribution operation position, a positional misalignment prevention member is inserted into a circumferential gap existing between rolling elements, so that the rolling elements are prevented from rolling and being thus dispersedly scattered and positionally misaligned. When conveying a rolling bearing from a ball collection operation position to a block division operation position or/and when conveying the rolling bearing from the block division operation position to an equal distribution operation position, a positional misalignment ...more ...less
4
EP3421171A1
Publication/Patent Number: EP3421171A1
Publication date: 2019-01-02
Application number: 18179420.7
Filing date: 2018-06-22
Abstract: Turbine wheels, turbine engines, and methods of fabricating the turbine wheels are provided. An exemplary method includes fabricating a turbine wheel that includes a rotor disk and a plurality of turbine blades operatively connected to the rotor disk through a blade mount. The method includes locating a cooling passage within a blade mount preliminary configuration and a cooling inlet on a surface of the blade mount preliminary configuration. A rotor disk bonding surface geometry and a blade mount bonding surface geometry are designed based upon a stress analysis of the turbine wheel and locations of the cooling passage and cooling inlet. A rotor disk production configuration and a blade mount production configuration are generated based upon the preliminary configurations. A blade mount and a rotor disk are formed based upon the production configurations. A blade ring including a plurality of blade mounts is formed and bonded to the rotor disk. Turbine wheels, turbine engines, and methods of fabricating the turbine wheels are provided. An exemplary method includes fabricating a turbine wheel that includes a rotor disk and a plurality of turbine blades operatively connected to the rotor disk through a blade mount. The ...more ...less
5
EP2705926B1
Publication/Patent Number: EP2705926B1
Publication date: 2019-01-23
Application number: 13183815.3
Filing date: 2013-09-10
6
EP2938537B1
Publication/Patent Number: EP2938537B1
Publication date: 2019-02-06
Application number: 13814077.7
Filing date: 2013-12-16
Assignee: AIRBUS (SAS)
7
EP2601009B1
Publication/Patent Number: EP2601009B1
Publication date: 2019-04-17
Application number: 11754897.4
Filing date: 2011-07-20
8
EP3469206A1
Publication/Patent Number: EP3469206A1
Publication date: 2019-04-17
Application number: 17735193.9
Filing date: 2017-06-08
Inventor: Guichard, Didier  
9
EP3461584A1
Publication/Patent Number: EP3461584A1
Publication date: 2019-04-03
Application number: 18197072.4
Filing date: 2018-09-27
Abstract: L'invention concerne la réalisation d'un rotor (23) de compresseur haute pression. Différentes contraintes de pose sont proposées, en température, angle et prises en compte de défauts de planéité et/ou de concentricité. Par exemple, lors de la pose du disque d'étanchéité (25) sur le premier tambour (27) du rotor et/ou du disque intermédiaire (29) sur le premier tambour assemblé avec le disque d'étanchéité, on applique un tassement axial (X1) avec une pression comprise entre 40 et 60 x105 Pa. L'invention concerne la réalisation d'un rotor (23) de compresseur haute pression. Différentes contraintes de pose sont proposées, en température, angle et prises en compte de défauts de planéité et/ou de concentricité. Par exemple, lors de la pose du disque d'étanc ...more ...less
10
US10183363B2
Publication/Patent Number: US10183363B2
Publication date: 2019-01-22
Application number: 14/818,087
Filing date: 2015-08-04
Abstract: A spacer formation cell usable in configuration of a window assembly, wherein the cell includes a plurality of stages through which a spacer work piece is routed, and the stages include a holding stage, a cutting stage, a bending stage, and a connecting stage. The stages can be arranged in interlinked configuration, enabling spacers to be fabricated in a direct and time-efficient manner. The stages can be interlinked to form a framework, forming an exterior enclosure for the stages of the cell, and enabling at least of the majority of the cell's operations to be readily overseen by an operator from single vantage points around the cell. The configuration of the formation cell enables a wide variety of spacer types and/or sizes to be readily processed, with such processing to be readily alternated. A spacer formation cell usable in configuration of a window assembly, wherein the cell includes a plurality of stages through which a spacer work piece is routed, and the stages include a holding stage, a cutting stage, a bending stage, and a connecting stage. The stages can be ...more ...less
11
US10184238B2
Publication/Patent Number: US10184238B2
Publication date: 2019-01-22
Application number: 15/226,075
Filing date: 2016-08-02
Inventor: Hull, Eric G  
Assignee: OATEY CO.
Abstract: The present invention relates to an assembly for providing a drain in a floor. The drain assembly includes a drain conduit, a strainer and an adaptor. The drain conduit has an inner, surface that defines a fluid flow path, and an outer surface. The strainer is disposed above the drain conduit and has openings in fluid communication with the fluid flow path of the drain conduit. The adaptor may be securable in the drain conduit and may be connected to the strainer. Prior to securing the adaptor in the drain conduit, a position of the adaptor in the drain conduit may be moveable to allow a top surface of the strainer to be substantially aligned with the floor. A method of assembly is also disclosed. The present invention relates to an assembly for providing a drain in a floor. The drain assembly includes a drain conduit, a strainer and an adaptor. The drain conduit has an inner, surface that defines a fluid flow path, and an outer surface. The strainer is disposed above the ...more ...less
12
US10208627B2
Publication/Patent Number: US10208627B2
Publication date: 2019-02-19
Application number: 14/964,806
Filing date: 2015-12-10
Abstract: A combustor assembly lift system comprises a track that extends in at least a longitudinal direction, a lift arm moveably engaged with the track such that it can traverse along the track in at least the longitudinal direction, and a combustor assembly engagement frame connected to the lift arm, wherein the combustor assembly engagement frame is configured to temporarily secure to at least a portion of a combustor assembly. A combustor assembly lift system comprises a track that extends in at least a longitudinal direction, a lift arm moveably engaged with the track such that it can traverse along the track in at least the longitudinal direction, and a combustor assembly engagement frame connected ...more ...less
13
US10173292B2
Publication/Patent Number: US10173292B2
Publication date: 2019-01-08
Application number: 15/352,135
Filing date: 2016-11-15
Abstract: A magnetic attachment system for attaching a first object to a second object. A first magnet structure is attached to the first object and a second magnet structure is attached to the second object. The first and second objects are attached by virtue of the magnetic attraction between the first magnet structure and second magnet structure. The magnet structures comprise magnetic elements arranged in accordance with patterns based on various codes. In one embodiment, the code has certain autocorrelation properties. In further embodiments the specific type of code is specified. In a further embodiment, an attachment and a release configuration may be achieved by a simple movement of the magnet structures. In a further embodiment, the magnetic field structure may comprise multiple structures based on multiple codes. A magnetic attachment system for attaching a first object to a second object. A first magnet structure is attached to the first object and a second magnet structure is attached to the second object. The first and second objects are attached by virtue of the magnetic attraction ...more ...less
14
US10245759B2
Publication/Patent Number: US10245759B2
Publication date: 2019-04-02
Application number: 13/634,345
Filing date: 2011-03-21
Abstract: A molding machine comprises first and second non-complementary molds (20a, 20b). The first mold (20a) defines a female mold cavity (36). The second mold (20b) defines a flat molding surface (30). The first and second molds (20a, 20b) are movable between a first position in which the molds are apart and the female mold cavity (36) and the flat molding surface (30) both face upwards, and a second position in which the molds are brought together and the flat molding surface faces into and closes the female mold cavity to form a completely enclosed cavity. Each mold (20a, 20b) has a plurality of bores (22) formed through it and with an opening (24) at each end. At least two of the bores (22) are connected to each other by a block (38) positioned over the opening at one end of one bore and the opening at the end of another bore. The block (38) is formed with a groove (40) which connects the openings to each other. A molding machine comprises first and second non-complementary molds (20a, 20b). The first mold (20a) defines a female mold cavity (36). The second mold (20b) defines a flat molding surface (30). The first and second molds (20a, 20b) are movable between a first position in which ...more ...less
15
EP3456926A1
Publication/Patent Number: EP3456926A1
Publication date: 2019-03-20
Application number: 18187936.2
Filing date: 2018-08-08
Inventor: Seo, Ja Won  
Abstract: A gas turbine includes a housing; a rotor rotatable by a fluid flowing through the housing; a bearing for rotatably supporting the rotor; and a support structure configured to support the bearing with respect to the housing. The support structure includes an inner casing (810) accommodating the bearing; an outer casing (830) fastened to the housing; and a strut (820) extending between the inner and outer casings, and at least one of the inner casing and the outer casing includes a diaphragm (d) that is deformable in a radial direction of the rotor. Each casing may inlcude a strut root (811) connected to the strut, a strut platform (812) surrounding the strut root and being formed as the diaphragm; and an inner casing main body (813) surrounding the strut platform. Damage to the support structure due to thermal expansion can be prevented, and the support structure can be easily designed to avoid resonance between the support structure and the rotor. A gas turbine includes a housing; a rotor rotatable by a fluid flowing through the housing; a bearing for rotatably supporting the rotor; and a support structure configured to support the bearing with respect to the housing. The support structure includes an inner casing (810) ...more ...less
16
US20190118315A1
Publication/Patent Number: US20190118315A1
Publication date: 2019-04-25
Application number: 16/117,055
Filing date: 2018-08-30