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US 12,006,834 B1Granted
Gas turbine engine having a tie rod
AssigneeGeneral Electric Company
InventorsRamesh Balla, Bhaskar Nanda Mondal
Life of this patent
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Abstract
A gas turbine engine includes a plurality of annular discs arranged in an axial stack and defining axial passage, with at least one of the annular discs having an annular engagement member. A tie rod extends through the axial passage and secures the axial discs in the axial stack. The tie rod includes an annular collar defining an annular groove therein. The annular engagement member is received in the annular groove of the tie rod.
Claims19
A gas turbine engine comprising:
- a compressor section and a turbine section comprising a plurality of annular discs arranged in an axial stack and defining axial passage, with at least one annular disc of the plurality of annular discs having an annular engagement member;
- a tie rod extending through the axial passage and securing the plurality of annular discs in the axial stack;
- and
- an annular collar having an annular groove receiving the annular engagement member, wherein the annular collar defines a C-shaped cross-section.
1 more element
A gas turbine engine comprising:
- a compressor section and a turbine section comprising a plurality of annular discs arranged in an axial stack and defining axial passage, with at least one annular disc of the plurality of annular discs having an annular engagement member;
- a tie rod extending through the axial passage and securing the plurality of annular discs in the axial stack;
- and
- an annular collar having an annular groove receiving the annular engagement member, wherein the annular collar includes an annular radially inner member and an annular radially outer member radially spaced from the radially inner member to define the annular groove therebetween.
1 more element
Dependencies are inferred from the claim text.