Research/Patents/US 5315874
US 5315874Tier 2 — Research Body

MONOLITHIC QUARTZ RESONATOR ACCELEROMETER

Assignee

Charles Stark Draper Lab

Filed as: CHARLES STARK DRAPER LABORATORY, INC., THE

Filed

Feb 28, 1989

Granted

May 31, 1994

Location

Cambridge MA (Draper Lab/MIT)

Abstract

A monolithic quartz resonator accelerometer including a monolithic quartz sensing structure with a frame, a proof mass support structure within the frame, and a resonator structure interconnecting the frame and the support structure. Further included are a proof mass fixed to the support structure, and electrodes on the resonator structure for driving the resonator at a vibration frequency which varies as a function of the acceleration of the proof mass.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Sep 22, 1989

Rescinded

Nov 9, 1993

Duration

4 years, 1 month

Inventor

  • 1ANTHONY PETROVICH

Sensitive facility: Cambridge MA (Draper Lab/MIT)

Back to patent indexSource: USPTO 35 USC §181 secrecy order records