parallel motion
- a mechanism arranged so as to impart rectilinear motion to a rod connected to a lever that moves through an arc.
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Origin of parallel motion
First recorded in 1820–30
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for parallel motion
Historical Examples
This form was objectionable, as the whole effort of the engine was transmitted through the parallel-motion rods.
A History of the Growth of the Steam-EngineRobert H. Thurston
I contrived a sectional model of a complete condensing steam-engine of the beam and parallel-motion construction.
Stories of InventionEdward E. Hale