Open and Closed Systems
See also: Hydraulic machinery#open and closed circuitsAn open system is one where the hydraulic fluid is returned into a large, unpressurized tank at the end of a cycle through the system. In contrast, a closed system is where the hydraulic fluid stays in one closed pressurized loop without returning to a main tank after each cycle. See open and closed systems.
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Famous quotes containing the words open, closed and/or systems:
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Blue plums lie open to the blackbird’s beak,
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—Elinor Wylie (1885–1928)
“Pray but one prayer for me ‘twixt thy closed lips,
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