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hydraulic accumulator

American  

noun

  1. an apparatus in which gas, usually air, is used as a cushion or shock absorber in a hydraulic system.

  2. (in a hydraulic system) an apparatus for storing energy.


Etymology

Origin of hydraulic accumulator

First recorded in 1875–80

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The countdown was held at T-Minus 46 seconds after an issue was discovered with a hydraulic accumulator - a device which collects fluid and keeps it under pressure for energy storage.

From BBC • Mar. 26, 2020

The car "should" get about 60 m.p.g. and, because of the hydraulic accumulator designed to take over during stop-and-go traffic, close to 100 m.p.g. in the city.

From Time Magazine Archive

There is not much noise�now and then the throaty roar of an improperly muffled diesel, the grating whine of a hydraulic accumulator and sometimes a distant cheer from students who get a cranky car started.

From Time Magazine Archive

Question.—How is a hydraulic accumulator constructed, and why is it necessary?

From The Stoker's Catechism by Connor, W. J.