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US 6,640,437 B2Granted
Method for installing stator vanes
AssigneeUnited Technologies Corporation
InventorChristopher C. McFarland
Life of this patent
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Abstract
A method for installing stator vanes comprises the steps of installing a first rotor assembly within a case, placing a first inflatable tool over a portion of the first rotor assembly, positioning a first vane array having at least one vane on a surface of the tool, inflating the tool so that a portion of each vane and the first vane array is loaded against the case, and connecting each vane in the first vane array to the case.
Claims7
A method for assembling an engine comprising:
- installing a first rotor assembly within an engine case;
- placing a first inflatable tool over a portion of said first rotor assembly;
- placing a first vane array having at least one vane on a surface of said inflatable tool;
- inflating said inflatable tool so that a portion of each vane in said first vane array is loaded against said engine case;
- and
- connecting each said vane in said first vane array to said engine case while said tool is in said inflated condition.
3 more elements
Dependencies are inferred from the claim text.