US 11,679,898 B2Granted

Inspection and repair tool

AssigneesGeneral Electric Company, Oliver Crispin Robotics Limited

InventorsTodd William Danko, Ambarish Jayant Kulkarni, Margeaux Wallace, Hrishikesh Keshavan, Bernard Patrick Bewlay, Byron Andrew Pritchard, Jr., Michael Dean Fullington, Andrew Crispin Graham, Trevor Owen Hawke, Julian Matthew Foxall, Ahmed M ELKady

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Abstract

A method for inspecting and repairing a surface of a component of a gas turbine engine, the method including: inserting an inspection and repair tool into an interior of the gas turbine engine; inspecting the surface of the component with the inspection and repair tool; performing a repair of the surface of the component with the inspection and repair tool from within the interior of the gas turbine engine, the inspection and repair tool remaining within the interior of the gas turbine engine between inspecting the component and performing the repair of the surface of the component.

Claims18

Dependent claims

A tool for inspecting, repairing, or both a component within a gas turbine engine comprising:

an elongated insertion member;
and
an implement body attached to the elongated insertion member, the elongated insertion member configured to guide the implement body within the interior of the gas turbine engine, the implement body comprising a base and a spray head, the spray head moveably coupled to the base and moveable between a retracted position and an extended position relative to the base;
wherein the implement body comprises a stationary portion and a rotating portion, the rotating portion comprises the base and the spray head and is rotatably coupled to the stationary portion;
and
wherein the stationary portion comprises one or more motors positioned for selectively rotating the rotating portion.

3 more elements

Dependencies are inferred from the claim text.

Facts

Application: 16/901,386Filed 15 Jun 2020
Published: US 2021/0387746 A116 Dec 2021
Granted: 20 Jun 2023
Term ends: Not estimatedThe source records don’t support an estimate.

Classification24 codes

B64F 5/40
Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing…
F01D 25/285
Supporting or mounting arrangements, e.g. for turbine casing: temporary support structures, e.g. for testing, assembling, installing, repairing;…
B05B 12/124
Responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray…
B05B 13/0618
Specially designed for treating the inside of hollow bodies: only a part of the inside of the hollow bodies being treated