radius rod

noun

1. (in a feathering paddle wheel) any of the rods, meeting in a hub mounted eccentrically with the paddle-wheel shaft, for feathering the paddles while in the water.

Word History and Origins

Origin of radius rod¹

First recorded in 1855–60

Example Sentences

Each group of seven circled slowly about its own axis, as though each structure were attached rigidly to a radius rod, and at the same time spiraled around the line of advance in such fashion that the whole gigantic cone, wide open maw to the fore, seemed to be boring its way through the air.

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A. Take down eccentric rod, eccentric crank, main rod and all connecting rods, block cross-head, disconnect from end of radius rod, chain it to running board and block steam valve to cover ports.

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A. Take down main rod, block cross-head, disconnect front end of radius rod and chain to running board and block the valve to cover ports.

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Q. If the radius rod on Walschaert gear is disabled, what should be done?

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A radius rod connects the link block to the valve stem.

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