Patent ID: 11891168
Assignee: TEXTRON INNOVATIONS INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 5:
6. The gimbal joint of claim 1, wherein:
the integral coupling is ring-shaped, defines integral pin receptive bore portions configured for rotatably pinning to the integral trunnion via the trunnion pins, and defines integral coupling pin portions;
the pillow or mounting block comprises a plurality of pillow blocks, each pillow block defining a coupling pin receptive bore and secured to, or an integral part of, a rotor yoke of the aircraft; and
one of each of the first or second plurality of integral flanged wear sleeves is disposed in each coupling ring pin receptive bores and in each pillow block pin receptive bore, over respective trunnion drive pins or coupling ring drive pins, rotatably retaining the respective trunnion drive pin with respect to the respective coupling ring pin receptive bore, or the respective coupling ring drive pin with respect to the respective pillow block pin receptive bore, coupling the integral trunnion to the rotor yoke of the aircraft.