telescope jack

noun

Definition of telescope jack

: a lifting jack whose male screw is a telescope screw in which another male screw works with the two screws having threads of unequal pitch or opposite direction so that the effect is similar to that produced by a differential screw

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Cite this Entry

“Telescope jack.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/telescope%20jack. Accessed 18 Jan. 2022.

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