Bourdon gauge

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Bourdon gauge

(General Physics) a type of aneroid pressure gauge consisting of a flattened curved tube attached to a pointer that moves around a dial. As the pressure in the tube increases the tube tends to straighten and the pointer indicates the applied pressure

[C19: named after Eugène Bourdon (1808–84), French hydraulic engineer, who invented it]

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pressure gauge

References in periodicals archive ?

The vacuum plumbing includes more valves, a vacuum gauge, and an air-cooled drag pump that is used to evacuate the bellows and to provide a pressure reference for the quartz Bourdon gauge. An oil-sealed mechanical pump backs the drag pump; a second mechanical pump evacuates the vacuum chamber.