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US 12,303,991 B2Granted
Material deposition for fuel nozzle joint
AssigneeCollins Engine Nozzles, Inc.
InventorsBrett A. Pfeffer, Jason A. Ryon, Pete J. Schnoebelen
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Abstract
A method of making a fluid injection component for a gas turbine engine includes depositing material onto a piece of tube stock. The method includes machining an elbow into the deposited material, wherein machining the elbow includes forming a braze joint surface in the deposited material. Depositing can include laser cladding the material onto the piece of tube stock.
Claims13
A fluid injector comprising:
- a feed arm defining a first fluid passage;
- a material block disposed at an end of the feed arm and defining an end of the first fluid passage, the material block comprising an elbow, the elbow comprising a second fluid passage that extends from the first fluid passage;
- and
- a metallurgical joint joining the feed arm to the material block, wherein the metallurgical joint includes a metallurgical crystal structure including only one boundary that has a crystal structure between the feed arm and laser clad material of the material block.
1 more element
Dependencies are inferred from the claim text.