Rapson's slide

noun

Rap·​son's slide
ˈrapsənz-
: a device that consists of a crosshead capable of moving in fixed guides and having a pivoted block with a hole in it through which passes a lever hinged at a fixed point outside and that is used as a differential gear for a ship's rudder

Word History

Etymology

after John Rapson, British millwright who patented such a device in 1834

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Cite this Entry

“Rapson's slide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Rapson%27s%20slide. Accessed 26 May. 2024.

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