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US 2008/0289666 A1Published application
High pressure internal cleaning method and apparatus
AssigneeUnited Technologies Corporation
InventorRamon M. Velez, JR.
Life of this patent
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Abstract
An improved method and apparatus for flushing the residue from internal surfaces of cavities in, for example, turbine blades. In accordance with one aspect of the invention, provision is made for simultaneously flushing the internal cavities of a plurality of turbine blades, with each blade having a plurality of cavities therein.
Claims20
Apparatus for fluidly flushing the internal cavities of a plurality of parts, comprising:
- a fixture for holding a plurality of parts in spaced side-by-side relationship in a first plane, with each part having a plurality of spaced apart cavities aligned in a plane other than said first plane;
- a guide member disposed adjacent said fixture and having a plurality of passages formed therein including adjacent passages that are in a common plane parallel to said first plane and including adjacent passages that are in a common plane other than said first plane and wherein each of said passages is axially aligned in coincidence with one of said part cavities;
- a manifold having a plurality of probe tubes extending therefrom with each of said passages being axially aligned with one of said plurality of probe tubes, said manifold also having a fluid source connected thereto for providing pressurized fluid flow through each of said probe tubes so as to be discharged from the respective ends thereof;
- and
- means for advancing said manifold toward said guide member such that each of said probe tubes passes through a respective passage and into a respective cavity for flushing internal surfaces thereof.
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Dependencies are inferred from the claim text.