US 11,884,384 B2
Systems and methods for landing gear actuation via trunnion drive
Harald Klode, Centerville, OH (US); Kyle M. Madey, Broadview Hts, OH (US); and Gerard Cox, Burlington (CN)
Assigned to GOODRICH CORPORATION, Charlotte, NC (US)
Filed by GOODRICH CORPORATION, Charlotte, NC (US)
Filed on Jun. 13, 2022, as Appl. No. 17/839,149.
Prior Publication US 2023/0399097 A1, Dec. 14, 2023
Int. Cl. B64C 25/20 (2006.01); B64C 25/24 (2006.01); B64C 25/22 (2006.01); F16H 19/08 (2006.01)
CPC B64C 25/24 (2013.01) [B64C 25/20 (2013.01); B64C 25/22 (2013.01); F16H 19/08 (2013.01); F16H 2019/085 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A landing gear actuation system, comprising:
a trunnion sprocket coupled to a movable member;
a flexible drive member coupled to the trunnion sprocket;
a motor configured to move the flexible drive member, wherein movement of the flexible drive member moves the trunnion sprocket and the movable member; and
a first brake coupled between the motor and a plurality of planetary reduction gears, and the motor is configured to move the flexible drive member to rotate the movable member via the planetary reduction gears.