DAMPER FOR MANOMETRIC DEVICES Russian patent published in 1999 - IPC

FIELD: measurement of mean values of pulsating pressures, smoothing of pressure pulsations of liquids and gases. SUBSTANCE: damper is acoustic filter of inductive type having split capillary conduit in the form of helical thread on one of conical surfaces of bushing and body ground in. Filter and throttle elements are positioned across inlet and outlet of damper. It also has inlet and outlet pipe unions corresponding to pipe-union of protected manometer. EFFECT: enhanced operational reliability and prolonged service life of damper. 3 cl, 1 dwg