link motion

noun

1. a mechanism controlling the valves of a steam engine, consisting of a slotted link terminating in a pair of eccentrics

Example Sentences

The valves of the high-pressure and intermediate cylinders were of the piston type, and the low-pressure cylinder had double-ported slide valves, fitted with Stephenson link motion.

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Most approved shifting link motion, graduated to cut off equally at all points of the stroke.

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To fit up a link motion, assuming the machine work to be done, the first thing to do is to face up the side faces of the links, making them parallel, and true to a surface plate.

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This latter plan is also adopted for forms not easily ground out in a machine, as, for example, a die in a link of a link motion.

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Thus, while a link motion may be complete in itself, the length of its eccentric rods will usually require correcting when placed upon the engine.

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