Swing beam

(Railway Mach.) a crosspiece sustaining the car body, and so suspended from the framing of a truck that it may have an independent lateral motion.

See also: Swing

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Nonetheless, the DPWH team dismantled swing beams on a Dapecol farm road in Barangay Tanglaw, Dujali, Davao del Norte.
PlayNation utilizes 4" x 6" swing beams and 4" x 4" main fort supports.