Description
Class F15B : SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
Subclass 1/033: Installations or systems with accumulators; Supply reservoir or sump assemblies Installations or systems with accumulators (devices damping pulsations or vibrations in fluids for use in, or in connection with, pipes or pipe systems F16L 55/04) having accumulator charging devices (control of fluid pressure in general G05D 16/00) with electrical control means