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JP5452838B2 |
A method of repairing a defect (18) in a component (10) includes forming a slot (30; 78) in the component (10), thereby removing at least a substantial part of the defect (18) from the component (10), where the slot (30; 78) has a predet...
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JP5413144B2 |
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JP5404438B2 |
This repair device includes a casing, a slide shaft slidably arranged with respect to the casing, a turn table rotatably arranged with respect to the slide shaft, a cutting mechanism installed on the turn table and including a cutting to...
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JP5391658B2 |
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JP5391616B2 |
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JP2013193205A |
To provide a method of repairing a component, a repair tool for a component, and a component.A method includes a step for removing material from a specific region of a component. The removing step forms a through-cut in the component, fo...
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JP5299215B2 |
To obtain a means capable of quickly and accurately repairing a partially worn bolt hole without removing a flange-shaped shaft coupling from a rotating shaft. An apparatus for repairing includes: a centering tool member 16 for centering...
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JP5274742B2 |
Composite components (50) are joined by firstly locating portions of two separate composite components in adjacent or overlapping relation, to provide a join area. The components (50) are substantially fully cured, with the portions loca...
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JP5257882B2 |
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JP5226184B2 |
Novel materials and methods for repairing/reclassifying superalloy components are described herein. These materials are non-traditional blends of materials having a much higher base material content than traditional repair/reclassificati...
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JP5210285B2 |
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JP5202817B2 |
A method of repairing spline and seal teeth (20) of a mated component (10) is disclosed. The method includes a low energy input weld to deposit a repair material (50) on the non-worn, non-pressure face (34) of the splines (20) while mini...
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JP5158058B2 |
A defect generated at a portion to be treated of a machine component is removed, a porous deposition is formed by employing a molded electrode composed of a molded body or such molded from powder of a metal or such and generating a pulsi...
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JP5155706B2 |
A bond layer (11) is formed by thermally spraying a Ni-Al alloy on a worn portion of a member (10), and thereafter, a buildup layer (12) is formed by thermally spraying a stainless steel onto the bond layer (11).
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JP5048186B2 |
The nominal configuration of a workpiece (12) is stored in a multiaxis numerically controlled machine (10). The workpiece (12) is probed in the machine (10) to determine an offset (T,L) from the nominal configuration. The workpiece (12) ...
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JP5036965B2 |
A method for repairing a coated high pressure turbine blade, which has been exposed to engine operation, to restore coated airfoil contour dimensions of the blade, and improve upon the prior bond coat. The method comprises providing an e...
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JP4942926B2 |
According to an embodiment of the invention, a repaired component is disclosed. The repaired component comprises an engine run component having a base metal substrate, a portion of the base metal substrate between 24,5 - 73,5 mu m in thi...
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JP4941371B2 |
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JP2012087940A |
To obtain a thread-insert, between which and a wall part of an object a tight sealing part is formed at threading.The thread insert, between which and a thread hole that is formed in the object into which the thread insert is inserted fo...
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JP4919372B2 |
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JP4901107B2 |
A process for refurbishing a worn surface (14,16) of a shroud support component (10) of a turbomachine, as well as a shroud support component (10) refurbished with the process. The process generally entails removing a surface region of t...
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JP4884468B2 |
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JP4888923B1 |
To regenerate a shear knife blade capable of efficiently and conforming to a material, having high toughness and durability of the regenerated blade, and recovering ductility, and regenerating produced by the method. Provides a shear kni...
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JP4878688B2 |
Damage (18) in a blisk airfoil (14) is machined away to create a notch (28). A repair (32) is welded in the airfoil to fill the notch. The weld repair (32) is then machined to restore the airfoil to a substantially original, pre-damaged ...
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JP4852163B2 |
Disclosed are a paste (grain-paste) which can reduce the fatigue crack growth rate of a metal material and can be well incorporated into a fatigue crack, and a metal material coated with said paste. The paste, which comprises a mixture o...
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JP4834222B2 |
The invention relates to a blade and a rotor for a gas turbine and to a method of joining blade parts of a gas turbine, a blade-body section (1) and at least one further blade part (4, 16, 21) being provided, and the blade-body section (...
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JP4792389B2 |
A method is for repairing and/or modifying component parts of a gas turbine. First, at least one, particularly damaged section of the component part that is to be repaired is cut out of the component part. In addition, if it does not exi...
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JP2011161544A |
To provide a method for repairing a crack capable of being applied to a deep surface crack without requiring post-treatment such as heat treatment after an execution.Each notch 2a, 2b, 3a and 3b which is substantially parallel with the c...
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JP2011153355A |
To provide a functional sheet in which densification, speeding-up and multilayering can be performed, and to provide a method for strengthening the surface of a metallic product using the functional sheet.The functional sheet is obtained...
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JP4740620B2 |
Bucket tip tenons requiring refurbishment are removed from the bucket tips by grinding. Groups of buckets are clamped (22) on a rotatable table in positions adjacent an induction heating coil (16) and a robotic welding arm (42), respecti...
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JP4733955B2 |
A welding method for manufacturing welded structures having excellent properties to prevent the propagation of brittle fracture occurring in welded joints, characterized by the step of forming a repair weld having a greater toughness tha...
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JP2011136344A |
To provide a method of repairing by build-up welding so that a hot crack is not more than the allowable defect even when required allowable defect is small and welding material having the same strength as a base metal is used.A gas turbi...
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JP4707465B2 |
A method of replacing a damaged blade (12A) of an integrally bladed rotor assembly (10) including a disc (14) and a plurality of blades (12) extending outwardly from the disc (14) includes the steps of; removing the damaged blade (12A) t...
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JP4706024B2 |
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JP4706948B2 |
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JP4694103B2 |
A method of repairing a void on a nickel or cobalt base superalloy investment casting by vibrating the casting for a time before repairing the void, vibrating the casting while filling the void wherein the void is filled by repeatedly ma...
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JP4689120B2 |
A method for refurbishing turbine engine vanes in which the airfoils are removed and replaced. The original configuration of the vanes can be modified from a single casting or welded pair to a multi-piece component assembly comprising in...
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JP4683242B2 |
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JP4673291B2 |
A method for the maintenance of gas turbines is provided. According to the method, a gas turbine is dismantled and modules, structural components, or component parts of the aeroplane mechanism are subsequently inspected and/or repaired. ...
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JP4675482B2 |
This invention relates to an improved method for repairing damaged or worn surfaces of turbine components or upgrading older designs to new, improved designs. This improved method applies to both high pressure and low pressure turbine co...
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JP4659968B2 |
A method for repairing a turbine nozzle segment having at least two vanes disposed between outer and inner bands includes the steps of separating the nozzle segment to a first singlet containing a repairable vane and a second singlet con...
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JP4651966B2 |
A thermal barrier coating in-situ repairing composition comprises a paste of a ceramic material in a binder material. The ceramic material comprises solid zirconia particles and the binder material comprises a silicone compound. The bind...
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JP4648946B2 |
In a method of repairing a structural component, especially a stator-side structural component such as a housing or a guide vane ring of a gas turbine, a damaged section is separated-out along a separating line and removed from the struc...
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JP4643175B2 |
A method facilitates replacing a portion of a gas turbine engine combustor (30). The combustor includes a combustor liner (42, 44) and a wire-wrapped cowl assembly (60) that includes an inner cowl (64) and an outer cowl (62). The method ...
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JP4643231B2 |
A method for repairing a coated high pressure turbine blade, which has been exposed to engine operation, to restore coated airfoil contour dimensions of the blade, is disclosed. The method comprises providing an engine run high pressure ...
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JP4625049B2 |
A method of restoring a section of a composite (20) includes the steps of removing an undesirable section (28) of a composite and securing a repair section (30) in the location of the removed undesirable section (28). One or more covers ...
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JP4622051B2 |
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JP4600905B2 |
A method of repairing an annular transpiration cooled liner (12) for a combustion chamber of a gas turbine engine. An annular portion (34) of the liner (12) including a damaged region is removed from between an upstream section (30) and ...
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JP2010275707A |
To provide a method for suppressing growth of a fatigue crack capable of suppressing the growth of the large fatigue crack formed in a large-scale metal structure by a simple and practical construction method.This method for suppressing ...
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JP2010269413A |
To provide a repairing or reinforcing method in a junction of a flat tube 1 and a tube plate 3, which provides water resistance, heat resistance, and cold resistance after repairing, and also provides good space fillability and sealabili...
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