fluid drive

American  

noun

Automotive.

1. a power coupling for permitting a smooth start in any gear, consisting of two vaned rotors in a sealed casing filled with oil, such that one rotor, driven by the engine, moves the oil to drive the other rotor, which in turn drives the transmission.

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fluid drive British  

noun

1. Also called: fluid coupling.   fluid clutch.   fluid flywheel.  a type of coupling for transmitting power from the engine of a motor vehicle to the transmission, using a torque converter

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Etymology

Origin of fluid drive

First recorded in 1940–45

Example Sentences

They may not have the lively journalistic bounce of an Alvin Toffler or the fluid drive of a Vance Packard, but Social Standing's scholarship adds some fascinating discriminations.

From Time Magazine Archive

Chrysler had simplified its automatic fluid drive transmission, dubbed it Gyromatic, and made it regular equipment on DeSoto and Chrysler, optional on Dodge.

From Time Magazine Archive

A fluid drive automobile can be braked to a stop in high without killing the motor.

From Time Magazine Archive

In fluid drive the flywheel is equipped not with a disk, but with a sort of water wheel.

From Time Magazine Archive

The uterine contractions compress the fluid, drive the membranes, like a wedge, into the mouth of the womb and spread its lips apart.

From The Prospective Mother, a Handbook for Women During Pregnancy by Slemons, J. Morris (Josiah Morris)