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Turnbuckle vs. Coupler — What's the Difference?

Difference Between Turnbuckle and Coupler

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Turnbuckle

A turnbuckle, stretching screw or bottlescrew is a device for adjusting the tension or length of ropes, cables, tie rods, and other tensioning systems. It normally consists of two threaded eye bolts, one screwed into each end of a small metal frame, one with a left-hand thread and the other with a right-hand thread.
May 25, 2022

Coupler

One that couples, especially a device for coupling two railroad cars.
May 25, 2022

Turnbuckle

A metal coupling device consisting of an oblong piece internally threaded at both ends into which the corresponding sections of two threaded rods are screwed in order to form a unit that can be adjusted for tension or length.
May 25, 2022

Coupler

A device connecting two organ keyboards so that they may be played together.
May 25, 2022

Turnbuckle

A coupling device consisting of two eyelets or other connection points connected in screw threads. The joint in between can be turned to shorten or lengthen the device with mechanical advantage provided by the screw threads.
May 25, 2022
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Coupler

Someone who couples things together, especially someone whose job it is to couple railway carriages.
May 25, 2022

Turnbuckle

(nautical) A link threaded on both ends of a short bar which is used to pull objects together. (FM 55-501)
May 25, 2022

Coupler

Anything that serves to couple things together; but especially a device that couples railway carriages.
May 25, 2022

Coupler

(music) A device that connects two keyboards of an organ together so that they play together.
May 25, 2022

Coupler

A device used to convert electronic information into audible sound signals for transmission over telephone lines.
May 25, 2022
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Coupler

An electrical device used to transfer energy from one electric device to another, especially without a physical connection.
May 25, 2022

Coupler

One who couples; that which couples, as a link, ring, or shackle, to connect cars.
May 25, 2022

Coupler

A mechanical device that serves to connect the ends of adjacent objects
May 25, 2022

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