Coup"ling(-l?ng), n. 1. The act of bringing or coming together; connection; sexual union.
(Mach.) A device or contrivance which serves to couple or connect adjacent parts or objects; as, a belt
coupling, which connects the ends of a belt; a car
coupling, which connects the cars in a train; a shaft
coupling, which connects the ends of shafts.
Chain coupling. See under Box, Chain. --
Coupling box, a coupling shaped like a journal box, for clamping together the ends of two shafts, so that they may revolve together. --
Coupling pin, a pin or bolt used in coupling or joining together railroad cars, etc.
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Sat 15th December 2018