Non-planar ring laser accelerometer

Measuring and testing – Speed – velocity – or acceleration – Acceleration determination utilizing inertial element

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Details

356349, 356351, G01P 1508

Patent

active

046372555

ABSTRACT:
An instrument for measuring acceleration as a function of reciprocal mode splitting within a non-planar rising cavity. A glass block includes an internal non-planar cavity. The block includes orthogonal bending axes. A proofmass atop the block causes flexure about such axes upon imposition of acceleration force along a preselected sensitive axis. The resulting deformation results in detectable changes in the cavity aspect ratio that provide a measure of acceleration.

REFERENCES:
patent: 4048859 (1977-09-01), Babcock
patent: 4229106 (1980-10-01), Dorschner et al.
patent: 4422331 (1983-12-01), Walker

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