公开(公告)号：US3664196A

公开(公告)日：1972-05-23

申请号：US5991970

申请日：1970-07-31

Applicant: GRAVIMETRICS

Inventor： CORDINA JORGE

IPC: H01J7/28 ,  C03B9/38 ,  C03B11/12 ,  F28D15/02 ,  F28D15/06 ,  G01P15/13 ,  H01J23/033 ,  G01P15/08

CPC classification number: G01P15/132

Abstract: An accelerometer for measuring the acceleration of a body in any direction with extremely high sensitivity and accuracy, utilizing a mass which is free to move incrementally in any direction but which is then returned to a stable position by means of a servocontrolled electromagnetic field.