Joint for tiltrotor hubs

Rotary shafts – gudgeons – housings – and flexible couplings for ro – Coupling device includes angled or hinged rod having...

Reexamination Certificate

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Details

C464S072000, C464S138000

Reexamination Certificate

active

07867096

ABSTRACT:
A joint is configured for use with a rotary-wing aircraft having at least one engine. A driver is coupled to an output shaft of the engine, the driver being rotatable about an axis. A yoke is at least partially rotatable relative to the driver about a first center of rotation, the center of rotation being located on the axis. A plurality of upright links couple the yoke to the driver, each link being translatable relative to the yoke, the driver, or both. Each link is also rotatable relative to the yoke, the driver, or both, about a second center of rotation.

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Wagner, E. R., “Basic Requirements for Constant Velocity Universal Joints,” Universal Joint and Driveshaft Design Manual, AE-7, Society of Automotive Engineers, Inc., Warendale, PA, pp. 99-101, TJ1079.S62 1979.
Office Action from Corresponding Canadian Application No. 2,610,853 dated Feb. 23, 2010.

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