What component allows for the storage of hydraulic fluid under pressure for later use?

The accumulator is a crucial component in hydraulic systems designed to store hydraulic fluid under pressure. It functions by capturing and holding the fluid until it's needed in the system, thereby enhancing the overall efficiency and responsiveness of hydraulic operations. When the system requires additional fluid to maintain pressure or provide a burst of flow, the accumulator releases the stored fluid, ensuring consistent operation of hydraulic machinery.

This ability to store fluid under pressure is vital, particularly in applications where there may be fluctuations in demand or where a quick response is necessary. Accumulators can also help to dampen pressure spikes and absorb shocks within the hydraulic system, contributing to longevity and stability of the overall setup.

In contrast, the other components mentioned serve different purposes: the reservoir primarily holds hydraulic fluid but does not maintain it under pressure for immediate use; filters and strainers are used for cleaning the fluid from contaminants rather than storing it.