Patent ID: 11965422
Assignee: PRATT & WHITNEY CANADA CORP.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 5:
6. The variable guide vane assembly of claim 1, wherein the plurality of RT mechanisms include a plurality of first RT mechanisms and a plurality of second RT mechanisms, and wherein for each said vane:
a said first RT mechanism of the plurality of first RT mechanisms includes a first collar that remains static relative to the vane during rotation of the vane, the first collar having a first inner bore configured to receive the outer radial post, wherein a first said ramp slot is disposed in the first collar and a first said pin is attached to the outer radial post and is received within the first ramp slot; and
a said second RT mechanism of the plurality of second RT mechanisms includes a second collar that remains static relative to the vane during rotation of the vane, the second collar having a second inner bore configured to receive the inner radial post, wherein a second said ramp slot is disposed in the second collar and a second said pin is attached to the inner radial post and is received within the second ramp slot.