More about accumulators from IFPE
Here is a link to a video taken at the 2014 IFPE Show in Las Vegas. It features an explanation of accumulators offered by Wilkes & McLean.
IFPE 2014 was such a great display of fluid power components of all types. Accumulators are really useful components in a variety of fluid power systems. As Steve Kopfman of Wilkes & McLean explains in this video, there are many interesting applications.