	US 12,454,992 B2
	Systems and methods for sequential operation for multiple input/output systems
Maciej J. Piotrowski, Chicago, IL (US); Christopher R. Jarr, Elgin, IL (US); Bryan R. Dawe, Palatine, IL (US); and Aristotelis J. Pirillis, Chicago, IL (US)
Assigned to Woodward, Inc., Fort Collins, CO (US)
Filed by Woodward, Inc., Fort Collins, CO (US)
Filed on Sep. 13, 2023, as Appl. No. 18/466,683.
Claims priority of provisional application 63/407,356, filed on Sep. 16, 2022.
Prior Publication US 2024/0093780 A1, Mar. 21, 2024
Int. Cl. F16H 1/22 (2006.01)

CPC F16H 1/22 (2013.01)

19 Claims

1. A gear mechanism comprising:

an input to receive mechanical torque;

a primary ring gear including first and second cam features along an interior of the primary ring gear, the primary ring gear being driven to rotate by the input;

first and second locking plates, the first and second locking plates being sprockets;

first and second locking pawls operable to engage and disengage the first and second locking plates, respectively, in response to a position of the first and second cam features along the interior of the primary ring gear, wherein the first and second locking plates are operable to lock and unlock based on a position of the first and second cam features relative to the first and second locking pawls; and

first and second outputs being mechanically connected to the first and second locking plates, respectively, the first and second outputs operable to be driven by rotation of the input based on disengagement of the first and second locking pawls with the first and second locking plates, respectively.