Patent ID: 11927139
Assignee: SAFRAN TRANSMISSION SYSTEMS
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 9:
10. A splined shaft for a turbine engine, the splined shaft having a periphery and comprising splines evenly distributed over the periphery, the splines being spaced apart from each other, at least one portion of the splines being spaced apart by a modified pitch p with respect to a nominal pitch pn of the splines, a ratio of an absolute value of a difference between the modified pitch and the nominal pitch (Δp), to the nominal pitch, i.e. |pn−p|/pn being different from zero, wherein the ratio of the absolute value of the difference between the modified pitch and the nominal pitch, to the nominal pitch, i.e. |pn−p|/pn is between 0.5 and 5%.