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US 10,947,865 B2Granted
Tie rod for a mid-turbine frame
AssigneeRaytheon Technologies Corporation
InventorsJorge I. Farah, Steven D. Porter, Paul K. Sanchez, Joseph J. Sedor
Life of this patent
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Abstract
A method of assembling a mid-turbine frame includes engaging at least two tabs in a radially inner end of at least one spoke in a groove in an inner frame case. The at least one spoke is secured to the inner frame case with a central bolt extending through the inner frame case into the at least one spoke.
Claims17
A method of assembling a mid-turbine frame comprising:
- engaging an outer frame case with a radially outer end of at least one spoke, wherein the at least one spoke includes an inlet passage extending radially through the spoke;
- engaging a groove in an inner frame case with at least two tabs on a radially inner end of the at least one spoke;
- and
- securing the at least one spoke to the inner frame case with a central bolt extending through a bolt opening in the inner frame case and into the at least one spoke, wherein the central bolt includes an airflow passage extending radially through the central bolt aligned with the inlet passage.
1 more element
Dependencies are inferred from the claim text.