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An accumulator oval with a spring drawn inside.
Also known as: Spring accumulator symbol
In ISO 1219 fluid power diagrams a spring-loaded accumulator is drawn with a spring inside the vessel, storing energy by compressing a spring rather than a gas.
Denotes an accumulator storing energy in a compressed spring.
Contexts: Technical drawing
Delivers a pressure that falls as it discharges, unlike a gas accumulator whose pressure curve is set by the gas law.
Contexts: Technical drawing
A vertical oval with a zigzag spring drawn in its upper part, pressing down on a line representing the piston.